:root {
  --font-family: "DM Sans", sans-serif;
  --font-size-base: 15.7px;
  --line-height-base: 1.68;

  --max-w: 940px;
  --space-x: 1.47rem;
  --space-y: 1.45rem;
  --gap: 0.68rem;

  --radius-xl: 0.85rem;
  --radius-lg: 0.62rem;
  --radius-md: 0.35rem;
  --radius-sm: 0.28rem;

  --shadow-sm: 0 0px 2px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.11);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.13);

  --overlay: rgba(0, 0, 0, 0.5);
  --anim-duration: 450ms;
  --anim-ease: ease;
  --random-number: 1;

  --brand: #0056A3;
  --brand-contrast: #FFFFFF;
  --accent: #FF6B35;
  --accent-contrast: #FFFFFF;

  --neutral-0: #FFFFFF;
  --neutral-100: #F5F7FA;
  --neutral-300: #D1D9E6;
  --neutral-600: #6B7B95;
  --neutral-800: #2C3A58;
  --neutral-900: #0F1A2E;

  --bg-page: #FFFFFF;
  --fg-on-page: #0F1A2E;

  --bg-alt: #F5F7FA;
  --fg-on-alt: #2C3A58;

  --surface-1: #FFFFFF;
  --surface-2: #F5F7FA;
  --fg-on-surface: #0F1A2E;
  --border-on-surface: #D1D9E6;

  --surface-light: #FFFFFF;
  --fg-on-surface-light: #2C3A58;
  --border-on-surface-light: #D1D9E6;

  --bg-primary: #0056A3;
  --fg-on-primary: #FFFFFF;
  --bg-primary-hover: #003D75;
  --ring: #0056A3;

  --bg-accent: #FFF2ED;
  --fg-on-accent: #B33A1C;
  --bg-accent-hover: #FF8B5C;

  --link: #0056A3;
  --link-hover: #003D75;

  --gradient-hero: linear-gradient(135deg, #0056A3 0%, #003D75 100%);
  --gradient-accent: linear-gradient(135deg, #FF6B35 0%, #E5531F 100%);

  --btn-ghost-bg: transparent;
  --btn-ghost-bg-hover: rgba(255,255,255,0.06);
  --chip-bg: rgba(255,255,255,0.68);
  --input-placeholder: rgba(255,255,255,0.55);
}
body{margin:0;padding:0;font-family:var(--font-family);box-sizing: border-box;}
*{box-sizing:border-box;}

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.hero {
        position: relative;
        min-height: 85vh;
        display: flex;
        align-items: center;
        justify-content: center;
        text-align: center;
        color: var(--fg-on-primary);
        overflow: hidden;
    }

    .hero__bg {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        z-index: -2;
    }

    .hero__overlay {
        position: absolute;
        inset: 0;
        background: var(--gradient-hero);
        opacity: 0.7;
        z-index: -1;
    }

    .hero__content {
        max-width: 900px;
        padding: clamp(16px, 3vw, 32px);
        z-index: 1;
    }

    .hero h1 {
        font-size: clamp(28px, 5vw, 48px);
        font-weight: 700;
        margin-bottom: var(--space-y);
        text-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
    }

    .hero p {
        font-size: clamp(16px, 2.5vw, 20px);
        font-weight: 400;
        margin: 0 auto calc(var(--space-y) * 1.5);
        max-width: 700px;
    }

    .hero__actions {
        display: flex;
        gap: var(--gap);
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero__btn {
        display: inline-block;
        padding: 12px 30px;
        border-radius: var(--radius-md);
        font-weight: 500;
        text-align: center;
        transition: all var(--anim-duration) var(--anim-ease);
        cursor: pointer;
        border: 1px solid transparent;
        font-size: 1rem;
    }

    .hero__btn--primary {
        background-color: var(--bg-primary);
        color: var(--fg-on-primary);
        border-color: var(--bg-primary);
    }

    .hero__btn--primary:hover {
        background-color: var(--bg-primary-hover);
        border-color: var(--bg-primary-hover);
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }

    .hero__btn--outline {
        background-color: transparent;
        color: var(--fg-on-primary);
        border-color: var(--fg-on-primary);
    }

    .hero__btn--outline:hover {
        background-color: var(--btn-ghost-bg-hover);
    }

.about-struct-v1 {
        padding: calc(var(--space-y) * 2) var(--space-x);
        background: var(--surface-1);
        color: var(--fg-on-surface)
    }

    .about-struct-v1 .shell {
        max-width: var(--max-w);
        margin: 0 auto;
        display: grid;
        gap: var(--gap)
    }

    .about-struct-v1 h2, .about-struct-v1 h3, .about-struct-v1 p {
        margin: 0
    }

    .about-struct-v1 .split, .about-struct-v1 .duo {
        display: grid;
        grid-template-columns:1fr 1fr;
        gap: var(--gap)
    }

    .about-struct-v1 .split img, .about-struct-v1 .gallery img {
        display: block;
        width: 100%;
        object-fit: cover;
        border-radius: var(--radius-xl);
        box-shadow: var(--shadow-md)
    }

    .about-struct-v1 .split img {
        aspect-ratio: 4/3
    }

    .about-struct-v1 .split div {
        display: grid;
        gap: .5rem
    }

    .about-struct-v1 .cards {
        display: grid;
        grid-template-columns:repeat(3, minmax(0, 1fr));
        gap: var(--gap)
    }

    .about-struct-v1 article, .about-struct-v1 .values div, .about-struct-v1 .facts div, .about-struct-v1 .quote, .about-struct-v1 .statement {
        background: var(--surface-2);
        border: 1px solid var(--border-on-surface);
        border-radius: var(--radius-lg);
        padding: .85rem
    }

    .about-struct-v1 .timeline {
        display: grid;
        gap: .65rem
    }

    .about-struct-v1 .timeline article {
        position: relative;
        padding-left: 1.25rem
    }

    .about-struct-v1 .timeline article::before {
        content: "";
        position: absolute;
        left: 0;
        top: .55rem;
        width: .5rem;
        height: .5rem;
        background: var(--bg-accent);
        border-radius: 50%
    }

    .about-struct-v1 .values, .about-struct-v1 .facts {
        display: grid;
        gap: .6rem
    }

    .about-struct-v1 .gallery {
        display: grid;
        grid-template-columns:repeat(3, minmax(0, 1fr));
        gap: var(--gap)
    }

    .about-struct-v1 .gallery img {
        aspect-ratio: 1/1
    }

    .about-struct-v1 .statement {
        display: grid;
        gap: .5rem
    }

    .about-struct-v1 .actions {
        display: flex;
        flex-wrap: wrap;
        gap: .45rem
    }

    .about-struct-v1 .actions a {
        display: inline-flex;
        min-height: 2.4rem;
        padding: 0 .85rem;
        border-radius: var(--radius-sm);
        align-items: center;
        text-decoration: none;
        background: var(--bg-primary);
        color: var(--fg-on-primary);
        border: 1px solid var(--ring)
    }

    @media (max-width: 900px) {
        .about-struct-v1 .split, .about-struct-v1 .duo, .about-struct-v1 .cards, .about-struct-v1 .gallery {
            grid-template-columns:1fr 1fr
        }
    }

    @media (max-width: 680px) {
        .about-struct-v1 .split, .about-struct-v1 .duo, .about-struct-v1 .cards, .about-struct-v1 .gallery {
            grid-template-columns:1fr
        }
    }

.social-c1 {

        padding: clamp(18px, 3vw, 44px);
        background: var(--gradient-accent);
        color: var(--accent-contrast);
        overflow: hidden;
    }

    .social-c1__c {
        max-width: var(--max-w);
        margin: 0 auto;
    }

    .social-c1__h {
        margin-bottom: clamp(14px, 2.2vw, 22px);
    }

    .social-c1__title {
        margin: 0;
        font-size: clamp(24px, 4.6vw, 44px);
        letter-spacing: -.02em;
        line-height: 1.1;
    }

    .social-c1__sub {
        margin: 10px 0 0;
        max-width: 70ch;
        color: rgba(255, 255, 255, .9);
    }

    .social-c1__band {
        margin-top: 18px;
        border-radius: var(--radius-xl);
        border: 1px solid rgba(255, 255, 255, 0.22);
        background: rgba(255, 255, 255, 0.10);
        box-shadow: var(--shadow-lg);
        overflow: hidden;
        position: relative;
    }

    .social-c1__band::before,
    .social-c1__band::after {
        content: '';
        position: absolute;
        top: 0;
        bottom: 0;
        width: 90px;
        pointer-events: none;
        z-index: 1;
    }

    .social-c1__band::before {
        left: 0;
        background: linear-gradient(90deg, rgba(229, 90, 43, 1), rgba(229, 90, 43, 0));
    }

    .social-c1__band::after {
        right: 0;
        background: linear-gradient(270deg, rgba(229, 90, 43, 1), rgba(229, 90, 43, 0));
    }

    .social-c1__track {
        display: flex;
        gap: 18px;
        padding: var(--space-y) var(--space-x);
        width: max-content;
        animation: socialC1Marquee 18s linear infinite;
    }

    @keyframes socialC1Marquee {
        0% {
            transform: translateX(0)
        }
        100% {
            transform: translateX(-50%)
        }
    }

    .social-c1__logo {
        width: 140px;
        height: 86px;
        border-radius: var(--radius-lg);
        background: rgba(0, 0, 0, 0.12);
        border: 1px solid rgba(255, 255, 255, 0.16);
        display: grid;
        place-items: center;
        flex: 0 0 auto;
    }

    .social-c1__logo img {
        max-width: 78%;
        max-height: 70%;
        opacity: .92;
        filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.18));
    }

    .social-c1__stats {
        margin-top: 18px;
        display: grid;
        grid-template-columns:repeat(12, 1fr);
        gap: 12px;
    }

    .social-c1__stat {
        grid-column: span 4;
        border-radius: var(--radius-xl);
        background: rgba(255, 255, 255, 0.10);
        border: 1px solid rgba(255, 255, 255, 0.18);
        box-shadow: var(--shadow-md);
        padding: 14px 16px;
    }

    .social-c1__num {
        font-weight: 900;
        font-size: clamp(18px, 2.4vw, 28px);
    }

    .social-c1__lbl {
        margin-top: 6px;
        color: rgba(255, 255, 255, .9);
    }

    @media (max-width: 900px) {
        .social-c1__stat {
            grid-column: span 6;
        }
    }

    @media (max-width: 640px) {
        .social-c1__stat {
            grid-column: span 12;
        }
    }

    @media (prefers-reduced-motion: reduce) {
        .social-c1__track {
            animation: none;
            transform: none;
        }
    }

.why-choose-light-alt {

        background: var(--bg-alt);
        color: var(--fg-on-alt);
        padding: clamp(40px, 6vw, 80px) clamp(16px, 3vw, 40px);
    }

    .why-choose-light-alt .why-choose-light-alt__c {
        max-width: var(--max-w);
        margin: 0 auto;
    }

    .why-choose-light-alt .why-choose-light-alt__h {
        text-align: center;
        margin-bottom: clamp(32px, 5vw, 64px);

    }

    .why-choose-light-alt h2 {
        font-size: clamp(32px, 5vw, 48px);
        margin: 0 0 1rem;
        color: var(--fg-on-alt);
        position: relative;
        display: inline-block;
    }

    .why-choose-light-alt h2::after {
        content: '';
        position: absolute;
        bottom: -8px;
        left: 0;
        width: 100%;
        height: 4px;
        background: var(--bg-primary);
        border-radius: var(--radius-sm);
        animation: shimmer 3s ease-in-out infinite;
    }

    @keyframes shimmer {
        0%, 100% {
            opacity: 1;
            transform: scaleX(1);
        }
        50% {
            opacity: 0.4;
            transform: scaleX(0.8);
        }
    }

    .why-choose-light-alt .why-choose-light-alt__subtitle {
        font-size: clamp(16px, 2vw, 20px);
        margin: 0;
        color: var(--neutral-600);
    }

    .why-choose-light-alt .why-choose-light-alt__list {
        display: flex;
        flex-direction: column;
        gap: clamp(16px, 2vw, 24px);
    }

    .why-choose-light-alt .why-choose-light-alt__item {
        display: flex;
        gap: clamp(16px, 2vw, 24px);
        background: var(--surface-1);
        padding: clamp(20px, 3vw, 32px);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border-on-surface);
        box-shadow: var(--shadow-sm);
        align-items: flex-start;

        position: relative;
        overflow: hidden;
        transition: transform var(--anim-duration) var(--anim-ease);
    }

    .why-choose-light-alt .why-choose-light-alt__wave {
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 4px;
        background: linear-gradient(90deg,
        var(--bg-primary) 0%,
        var(--accent) 50%,
        var(--bg-primary) 100%);
        background-size: 200% 100%;
        animation: wave 3s linear infinite;

        transition: opacity var(--anim-duration) var(--anim-ease);
    }

    @keyframes wave {
        0% {
            background-position: 0% 0%;
        }
        100% {
            background-position: 200% 0%;
        }
    }

    .why-choose-light-alt .why-choose-light-alt__item:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
    }

    .why-choose-light-alt .why-choose-light-alt__item:hover .why-choose-light-alt__wave {
        opacity: 1;
    }

    .why-choose-light-alt .why-choose-light-alt__number {
        flex-shrink: 0;
        width: 56px;
        height: 56px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--bg-primary);
        color: var(--fg-on-primary);
        border-radius: var(--radius-md);
        font-size: clamp(20px, 2.5vw, 28px);
        font-weight: 700;
        position: relative;
        animation: sparkle 4s ease-in-out infinite;
    }

    @keyframes sparkle {
        0%, 100% {
            box-shadow: 0 0 0 rgba(0, 85, 183, 0);
        }
        10% {
            box-shadow: 0 0 20px rgba(0, 85, 183, 0.6);
        }
        20%, 80% {
            box-shadow: 0 0 0 rgba(0, 85, 183, 0);
        }
        90% {
            box-shadow: 0 0 20px rgba(0, 85, 183, 0.6);
        }
    }

    .why-choose-light-alt .why-choose-light-alt__content {
        flex: 1;
    }

    .why-choose-light-alt .why-choose-light-alt__item h3 {
        font-size: clamp(18px, 2.2vw, 24px);
        margin: 0 0 0.75rem;
        color: var(--fg-on-surface);
        position: relative;
    }

    .why-choose-light-alt .why-choose-light-alt__item h3::before {
        content: '';
        position: absolute;
        left: -12px;
        top: 50%;
        transform: translateY(-50%);
        width: 4px;
        height: 0;
        background: var(--bg-primary);
        border-radius: var(--radius-sm);
        transition: height var(--anim-duration) var(--anim-ease);
    }

    .why-choose-light-alt .why-choose-light-alt__item:hover h3::before {
        height: 100%;
    }

    .why-choose-light-alt .why-choose-light-alt__item p {
        margin: 0;
        color: var(--neutral-600);
        line-height: var(--line-height-base);
    }

.features-struct-v3 {
        padding: calc(var(--space-y) * 2) var(--space-x);
        background: var(--gradient-hero);
        color: var(--brand-contrast)
    }

    .features-struct-v3 .shell {
        max-width: var(--max-w);
        margin: 0 auto;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: calc(var(--gap) * 2);
        align-items: start;
    }

    .features-struct-v3 h2, .features-struct-v3 h3, .features-struct-v3 p {
        margin: 0
    }

    .features-struct-v3 .head {
        display: grid;
        gap: calc(var(--gap) * .35)
    }

    .features-struct-v3 .grid {
        display: grid;
        grid-template-columns:repeat(3, minmax(0, 1fr));
        gap: var(--gap)
    }

    .features-struct-v3 article {
        background: var(--surface-1);
        border: 1px solid rgba(255, 255, 255, 0.15);
        border-radius: var(--radius-lg);
        padding: 1.2rem;
        display: grid;
        gap: .6rem;
        color: var(--neutral-900);
    }

    .features-struct-v3 article strong {
        color: var(--brand);
        font-size: 0.9rem;
    }

    .features-struct-v3 article h3 {
        color: var(--neutral-900);
        font-size: 1.1rem;
    }

    .features-struct-v3 article p {
        color: var(--neutral-600);
        font-size: 0.95rem;
        line-height: 1.5;
    }

    .features-struct-v3 .icon {
        min-height: 2rem;
        min-width: 2rem;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: var(--surface-1);
        border-radius: var(--radius-sm)
    }

    .features-struct-v3 a {
        display: inline-flex;
        min-height: 2.3rem;
        padding: 0 .8rem;
        align-items: center;
        border-radius: var(--radius-sm);
        text-decoration: none;
        background: var(--bg-primary);
        color: var(--fg-on-primary);
        border: 1px solid var(--ring)
    }

    .features-struct-v3 .layout {
        display: grid;
        grid-template-columns:.9fr 1.1fr;
        gap: var(--gap)
    }

    .features-struct-v3 .chips {
        display: flex;
        flex-wrap: wrap;
        gap: .4rem
    }

    .features-struct-v3 .chips span {
        padding: .3rem .55rem;
        border-radius: var(--radius-sm);
        background: var(--chip-bg);
        border: 1px solid var(--border-on-surface)
    }

    .features-struct-v3 .list {
        display: grid;
        gap: .6rem
    }

    .features-struct-v3 .list div {
        padding: .75rem;
        border-radius: var(--radius-md);
        background: var(--chip-bg);
        border: 1px solid var(--border-on-surface)
    }

    .features-struct-v3 .timeline {
        display: grid;
        gap: 1rem
    }

    .features-struct-v3 .timeline article {
        position: relative;
        padding-left: 1.8rem
    }

    .features-struct-v3 .timeline article::before {
        content: "";
        position: absolute;
        left: 0;
        top: .8rem;
        width: .7rem;
        height: .7rem;
        background: var(--accent-color);
        border-radius: 50%
    }

    .features-struct-v3 .side img, .features-struct-v3 .media img {
        display: block;
        width: 100%;
        border-radius: var(--radius-xl);
        box-shadow: var(--shadow-md)
    }

    .features-struct-v3 .table {
        display: grid;
        gap: .45rem
    }

    .features-struct-v3 .row {
        display: grid;
        grid-template-columns:1fr 1fr 1fr;
        gap: .5rem;
        padding: .65rem;
        border-radius: var(--radius-md);
        background: var(--chip-bg);
        border: 1px solid var(--border-on-surface)
    }

    .features-struct-v3 .cards {
        display: grid;
        grid-template-columns:1fr 1fr;
        gap: var(--gap)
    }

    .features-struct-v3 .cta {
        display: flex;
        justify-content: flex-start
    }

    .features-struct-v3 .split {
        display: grid;
        grid-template-columns:1fr 1fr;
        gap: var(--gap)
    }

    .features-struct-v3 details {
        padding: .75rem;
        border-radius: var(--radius-md);
        background: var(--chip-bg);
        border: 1px solid var(--border-on-surface)
    }

    @media (max-width: 900px) {
        .features-struct-v3 .shell {
            grid-template-columns: 1fr;
            gap: calc(var(--gap) * 2);
        }
        .features-struct-v3 .grid, .features-struct-v3 .cards {
            grid-template-columns:1fr 1fr
        }

        .features-struct-v3 .layout, .features-struct-v3 .split {
            grid-template-columns:1fr
        }
    }

    @media (max-width: 680px) {
        .features-struct-v3 .grid, .features-struct-v3 .cards, .features-struct-v3 .row {
            grid-template-columns:1fr
        }
    }

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.blog-list--colored-v5 {
    padding: 56px 20px;
    background: var(--neutral-900);
    color: var(--neutral-0);
}

.blog-list__inner {
    max-width: var(--max-w);
    margin: 0 auto;
}

.blog-list__header h2 {
    margin: 0 0 18px;
    font-size: clamp(24px,4vw,32px);
    color: var(--brand-contrast);
}

.blog-list__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 18px;
}

.blog-list__card {
    background: rgba(15,23,42,0.9);
    border-radius: var(--radius-lg);
    padding: 16px 18px;
    border: 1px solid rgba(148,163,184,0.6);
    display: grid;
    gap: 8px;
}

.blog-list__card h3 {
    margin: 0;
    font-size: 1rem;
}

.blog-list__card p {
    margin: 0;
    font-size: 0.9rem;
    color: rgba(226,232,240,0.9);
}

.blog-list__tag {
    font-size: 0.8rem;
    color: rgba(191,219,254,0.95);
}

.education-struct-v4 {
        padding: calc(var(--space-y) * 2) var(--space-x);
        background: var(--bg-primary);
        color: var(--fg-on-primary)
    }

    .education-struct-v4 .shell {
        max-width: var(--max-w);
        margin: 0 auto;
        display: grid;
        gap: var(--gap)
    }

    .education-struct-v4 h2, .education-struct-v4 h3, .education-struct-v4 p {
        margin: 0
    }

    .education-struct-v4 a {
        text-decoration: none
    }

    .education-struct-v4 article, .education-struct-v4 .row, .education-struct-v4 details, .education-struct-v4 .program {
        background: var(--chip-bg);
        border: 1px solid var(--border-on-surface);
        border-radius: var(--radius-lg);
        padding: .85rem
    }

    .education-struct-v4 .grid, .education-struct-v4 .tiers {
        display: grid;
        grid-template-columns:repeat(3, minmax(0, 1fr));
        gap: var(--gap)
    }

    .education-struct-v4 .grid a, .education-struct-v4 .tiers a, .education-struct-v4 .cta a {
        display: inline-flex;
        min-height: 2.3rem;
        padding: 0 .8rem;
        align-items: center;
        border-radius: var(--radius-sm);
        background: var(--bg-primary);
        color: var(--fg-on-primary);
        border: 1px solid var(--ring)
    }

    .education-struct-v4 .path {
        display: grid;
        gap: .65rem
    }

    .education-struct-v4 .path article {
        position: relative;
        padding-left: 1.25rem
    }

    .education-struct-v4 .path article::before {
        content: "";
        position: absolute;
        left: 0;
        top: .55rem;
        width: .5rem;
        height: .5rem;
        background: var(--bg-accent);
        border-radius: 50%
    }

    .education-struct-v4 .table {
        display: grid;
        gap: .45rem
    }

    .education-struct-v4 .row {
        display: grid;
        grid-template-columns:1fr 1fr 1fr;
        gap: .6rem
    }

    .education-struct-v4 .combo {
        display: grid;
        grid-template-columns:1fr 1fr;
        gap: var(--gap)
    }

    .education-struct-v4 .mentors {
        display: grid;
        gap: .6rem
    }

    .education-struct-v4 .mentors article {
        display: grid;
        grid-template-columns:3rem 1fr;
        gap: .6rem;
        align-items: center
    }

    .education-struct-v4 .mentors img {
        display: block;
        width: 3rem;
        height: 3rem;
        border-radius: 50%;
        object-fit: cover
    }

    .education-struct-v4 .program {
        display: grid;
        gap: .45rem
    }

    .education-struct-v4 .modules {
        display: grid;
        gap: .6rem
    }

    .education-struct-v4 .cta {
        display: flex
    }

    @media (max-width: 900px) {
        .education-struct-v4 .grid, .education-struct-v4 .tiers, .education-struct-v4 .combo {
            grid-template-columns:1fr 1fr
        }
    }

    @media (max-width: 680px) {
        .education-struct-v4 .grid, .education-struct-v4 .tiers, .education-struct-v4 .combo, .education-struct-v4 .row {
            grid-template-columns:1fr
        }
    }

.next-signal-c7 {
        padding: clamp(3.7rem, 8vw, 6.3rem) var(--space-x);
        background: linear-gradient(145deg, var(--bg-primary), var(--accent));
        color: var(--fg-on-primary);
    }

    .next-signal-c7__wrap {
        max-width: 60rem;
        margin: 0 auto;
        display: grid;
        grid-template-columns: .95fr 1.05fr;
        gap: 1rem;
        align-items: center;
    }

    .next-signal-c7__copy p {
        margin: 0;
        color: rgba(255, 255, 255, .78);
    }

    .next-signal-c7__copy h2 {
        margin: .5rem 0 0;
        font-size: clamp(2rem, 4vw, 3.1rem);
    }

    .next-signal-c7__copy span {
        display: block;
        margin-top: .85rem;

    }

    .next-signal-c7__stack {
        display: grid;
        gap: .7rem;
    }

    .next-signal-c7__stack a {
        display: flex;
        justify-content: space-between;
        gap: .75rem;
        align-items: center;
        padding: .9rem 1rem;
        border-radius: var(--radius-lg);
        text-decoration: none;
        color: var(--fg-on-primary);
        background: rgba(255, 255, 255, .12);
        border: 1px solid rgba(255, 255, 255, .18);
    }

    .next-signal-c7__stack span {
        color: rgba(255, 255, 255, .8);
    }

    .next-signal-c7__button {
        display: inline-flex;
        margin-top: 1rem;
        min-height: 2.85rem;
        align-items: center;
        justify-content: center;
        padding: 0 1rem;
        border-radius: var(--radius-md);
        background: var(--surface-1);
        color: var(--fg-on-page);
        text-decoration: none;
    }

    @media (max-width: 820px) {
        .next-signal-c7__wrap {
            grid-template-columns: 1fr;
        }
    }

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.blog-item {

        color: var(--fg-on-page);
        background: var(--bg-page);
        padding: clamp(16px, 3vw, 40px);
    }

    .blog-item .blog-item__c {
        max-width: var(--max-w);
        margin: 0 auto;
        display: grid;
        gap: var(--space-x);
    }

    @media (min-width: 1024px) {
        .blog-item .blog-item__c {
            grid-template-columns: 1fr 300px;
        }
    }

    .blog-item .blog-item__header {
        margin-bottom: var(--space-y);
    }

    .blog-item h1 {
        font-size: clamp(28px, 5vw, 42px);
        margin: 0 0 1rem;
        color: var(--fg-on-page);
    }

    .blog-item .blog-item__meta {
        display: flex;
        gap: 1rem;
        color: var(--neutral-600);
        font-size: 0.875rem;
    }

    .blog-item .blog-item__content {
        line-height: 1.8;
        color: var(--fg-on-page);
    }

    .blog-item .blog-item__related {
        background: var(--surface-light);
        padding: clamp(16px, 2vw, 24px);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
    }

    .blog-item .blog-item__related h3 {
        margin: 0 0 1rem;
        font-size: 1.25rem;
        color: var(--fg-on-page);
    }

    .blog-item .blog-item__related-list {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }

    .blog-item .blog-item__related-item a {
        color: var(--bg-primary);
        text-decoration: none;
    }

    .blog-item .blog-item__related-item a:hover {
        text-decoration: underline;
    }

.author {

        color: var(--fg-on-page);
        background: var(--bg-alt);
        padding: clamp(32px, 5vw, 64px) clamp(16px, 4vw, 40px);
    }

    .author .author__c {
        max-width: var(--max-w);
        margin: 0 auto;
    }

    .author .author__content {
        display: flex;
        gap: clamp(24px, 4vw, 40px);
        align-items: flex-start;
    }

    .author .author__image {
        flex-shrink: 0;
        width: clamp(120px, 18vw, 180px);
        height: clamp(120px, 18vw, 180px);
        border-radius: 50%;
        overflow: hidden;
    }

    .author .author__image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .author .author__info h3 {
        font-size: clamp(24px, 4vw, 32px);
        margin: 0 0 0.5rem;
        color: var(--fg-on-alt);
    }

    .author .author__role {
        font-size: clamp(16px, 2.5vw, 18px);
        color: var(--bg-accent);
        margin: 0 0 1rem;
        font-weight: 600;
    }

    .author .author__bio {
        font-size: clamp(15px, 2.2vw, 17px);
        line-height: 1.7;
        color: var(--neutral-600);
        margin: 0 0 1.5rem;
    }

    .author .author__contacts a {
        color: var(--link);
        text-decoration: none;
        font-size: clamp(14px, 2vw, 16px);
    }

    .author .author__contacts a:hover {
        color: var(--link-hover);
    }

    @media (max-width: 768px) {
        .author .author__content {
            flex-direction: column;
            align-items: center;
            text-align: center;
        }
    }

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.blog-item {

        color: var(--fg-on-page);
        background: var(--bg-page);
        padding: clamp(16px, 3vw, 40px);
    }

    .blog-item .blog-item__c {
        max-width: var(--max-w);
        margin: 0 auto;
        display: grid;
        gap: var(--space-x);
    }

    @media (min-width: 1024px) {
        .blog-item .blog-item__c {
            grid-template-columns: 1fr 300px;
        }
    }

    .blog-item .blog-item__header {
        margin-bottom: var(--space-y);
    }

    .blog-item h1 {
        font-size: clamp(28px, 5vw, 42px);
        margin: 0 0 1rem;
        color: var(--fg-on-page);
    }

    .blog-item .blog-item__meta {
        display: flex;
        gap: 1rem;
        color: var(--neutral-600);
        font-size: 0.875rem;
    }

    .blog-item .blog-item__content {
        line-height: 1.8;
        color: var(--fg-on-page);
    }

    .blog-item .blog-item__content h2 {
        color: var(--fg-on-page);
        margin-top: 2rem;
        margin-bottom: 1rem;
        font-size: 1.5rem;
    }

    .blog-item .blog-item__content p {
        margin-bottom: 1.5rem;
    }

    .blog-item .blog-item__related {
        background: var(--surface-light);
        padding: clamp(16px, 2vw, 24px);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
    }

    .blog-item .blog-item__related h3 {
        margin: 0 0 1rem;
        font-size: 1.25rem;
        color: var(--fg-on-page);
    }

    .blog-item .blog-item__related-list {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }

    .blog-item .blog-item__related-item a {
        color: var(--bg-primary);
        text-decoration: none;
    }

    .blog-item .blog-item__related-item a:hover {
        text-decoration: underline;
    }

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.blog-item {

        color: var(--fg-on-primary);
        background: var(--gradient-hero);
        padding: clamp(16px, 3vw, 40px);
    }

    .blog-item .blog-item__c {
        max-width: var(--max-w);
        margin: 0 auto;
        display: grid;
        gap: var(--space-x);
    }

    @media (min-width: 1024px) {
        .blog-item .blog-item__c {
            grid-template-columns: 1fr 300px;
        }
    }

    .blog-item .blog-item__header {
        margin-bottom: var(--space-y);
    }

    .blog-item h1 {
        font-size: clamp(28px, 5vw, 42px);
        margin: 0 0 1rem;
        color: var(--fg-on-primary);
    }

    .blog-item .blog-item__meta {
        display: flex;
        gap: 1rem;
        color: var(--neutral-600);
        font-size: 0.875rem;
    }

    .blog-item .blog-item__content {
        line-height: 1.8;
        color: var(--fg-on-primary);
    }

    .blog-item .blog-item__related {
        background: var(--surface-light);
        padding: clamp(16px, 2vw, 24px);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
    }

    .blog-item .blog-item__related h3 {
        margin: 0 0 1rem;
        font-size: 1.25rem;
        color: var(--fg-on-primary);
    }

    .blog-item .blog-item__related-list {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }

    .blog-item .blog-item__related-item a {
        color: var(--bg-primary);
        text-decoration: none;
    }

    .blog-item .blog-item__related-item a:hover {
        text-decoration: underline;
    }

.faq-layout-b {
        padding: clamp(56px, 8vw, 96px) clamp(16px, 4vw, 36px);
        background: var(--bg-alt);
        color: var(--fg-on-page);
    }

    .faq-layout-b .wrap {
        max-width: 940px;
        margin: 0 auto;
    }

    .faq-layout-b .section-head {
        margin-bottom: 16px;
        text-align: center;
    }

    .faq-layout-b h2 {
        margin: 0;
        font-size: clamp(28px, 4vw, 40px);
    }

    .faq-layout-b .section-head p {
        margin: 10px auto 0;
        max-width: 70ch;
        color: var(--neutral-600);
    }

    .faq-layout-b .grid {
        display: grid;
        gap: var(--gap);
    }

    .faq-layout-b details {
        border: 1px solid var(--border-on-surface-light);
        background: var(--surface-1);
        border-radius: var(--radius-md);
        padding: 10px 12px;
    }

    .faq-layout-b summary {
        cursor: pointer;
        font-weight: 600;
        color: var(--brand);
    }

    .faq-layout-b details p {
        margin: 8px 0 0;
        color: var(--neutral-600);
    }

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.support-lv1 {
        padding: clamp(50px, 7vw, 88px) clamp(16px, 4vw, 36px);
        background: var(--bg-alt);
        color: var(--fg-on-page);
    }

    .support-lv1__wrap {
        max-width: var(--max-w);
        margin: 0 auto;
    }

    .support-lv1__head {
        margin-bottom: 14px;
    }

    .support-lv1__head h2 {
        margin: 0;
        font-size: clamp(28px, 4vw, 40px);
    }

    .support-lv1__head p {
        margin: 8px 0 0;
        color: var(--neutral-600);
    }

    .support-lv1__grid {
        display: grid;
        gap: 10px;
        grid-template-columns: repeat(var(--cols, 3), minmax(0, 1fr));
    }

    .support-lv1__grid article {
        border: 1px solid var(--border-on-surface-light);
        border-radius: var(--radius-md);
        background: var(--surface-1);
        padding: 12px;
    }

    .support-lv1__grid h3 {
        margin: 0 0 6px;
    }

    .support-lv1__grid p {
        margin: 0 0 8px;
        color: var(--neutral-600);
    }

    .support-lv1__grid a {
        color: var(--link);
        text-decoration: none;
        font-weight: 600;
    }

    @media (max-width: 900px) {
        .support-lv1__grid {
            grid-template-columns: 1fr 1fr;
        }
    }

    @media (max-width: 640px) {
        .support-lv1__grid {
            grid-template-columns: 1fr;
        }
    }

.education-struct-v4 {
        padding: calc(var(--space-y) * 2) var(--space-x);
        background: var(--bg-primary);
        color: var(--fg-on-primary)
    }

    .education-struct-v4 .shell {
        max-width: var(--max-w);
        margin: 0 auto;
        display: grid;
        gap: var(--gap)
    }

    .education-struct-v4 h2, .education-struct-v4 h3, .education-struct-v4 p {
        margin: 0
    }

    .education-struct-v4 a {
        text-decoration: none
    }

    .education-struct-v4 article, .education-struct-v4 .row, .education-struct-v4 details, .education-struct-v4 .program {
        background: var(--chip-bg);
        border: 1px solid var(--border-on-surface);
        border-radius: var(--radius-lg);
        padding: .85rem
    }

    .education-struct-v4 .grid, .education-struct-v4 .tiers {
        display: grid;
        grid-template-columns:repeat(3, minmax(0, 1fr));
        gap: var(--gap)
    }

    .education-struct-v4 .grid a, .education-struct-v4 .tiers a, .education-struct-v4 .cta a {
        display: inline-flex;
        min-height: 2.3rem;
        padding: 0 .8rem;
        align-items: center;
        border-radius: var(--radius-sm);
        background: var(--bg-primary);
        color: var(--fg-on-primary);
        border: 1px solid var(--ring)
    }

    .education-struct-v4 .path {
        display: grid;
        gap: .65rem
    }

    .education-struct-v4 .path article {
        position: relative;
        padding-left: 1.25rem
    }

    .education-struct-v4 .path article::before {
        content: "";
        position: absolute;
        left: 0;
        top: .55rem;
        width: .5rem;
        height: .5rem;
        background: var(--bg-accent);
        border-radius: 50%
    }

    .education-struct-v4 .table {
        display: grid;
        gap: .45rem
    }

    .education-struct-v4 .row {
        display: grid;
        grid-template-columns:1fr 1fr 1fr;
        gap: .6rem
    }

    .education-struct-v4 .combo {
        display: grid;
        grid-template-columns:1fr 1fr;
        gap: var(--gap)
    }

    .education-struct-v4 .mentors {
        display: grid;
        gap: .6rem
    }

    .education-struct-v4 .mentors article {
        display: grid;
        grid-template-columns:3rem 1fr;
        gap: .6rem;
        align-items: center
    }

    .education-struct-v4 .mentors img {
        display: block;
        width: 3rem;
        height: 3rem;
        border-radius: 50%;
        object-fit: cover
    }

    .education-struct-v4 .program {
        display: grid;
        gap: .45rem
    }

    .education-struct-v4 .modules {
        display: grid;
        gap: .6rem
    }

    .education-struct-v4 .cta {
        display: flex
    }

    @media (max-width: 900px) {
        .education-struct-v4 .grid, .education-struct-v4 .tiers, .education-struct-v4 .combo {
            grid-template-columns:1fr 1fr
        }
    }

    @media (max-width: 680px) {
        .education-struct-v4 .grid, .education-struct-v4 .tiers, .education-struct-v4 .combo, .education-struct-v4 .row {
            grid-template-columns:1fr
        }
    }

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.form-layout-e {
        padding: clamp(56px, 8vw, 96px) clamp(16px, 4vw, 36px);
        background: var(--gradient-accent);
        color: var(--neutral-0);
    }

    .form-layout-e .wrap {
        max-width: 820px;
        margin: 0 auto;
        background: var(--surface-1);
        color: var(--fg-on-surface);
        border-radius: var(--radius-xl);
        padding: var(--space-x);
        box-shadow: var(--shadow-md);
    }

    .form-layout-e .section-head {
        margin-bottom: 14px;
        text-align: center;
    }

    .form-layout-e h2 {
        margin: 0;
        font-size: clamp(28px, 4vw, 40px);
        color: var(--neutral-900);
    }

    .form-layout-e .section-head p {
        margin: 10px auto 0;
        max-width: 70ch;
        color: var(--neutral-600);
    }

    .form-layout-e .dark-card {
        border: 1px solid var(--border-on-surface-light);
        border-radius: var(--radius-lg);
        padding: 16px;
        background: var(--surface-light);
    }

    .form-layout-e label {
        display: grid;
        gap: 6px;
        margin-bottom: 10px;
        color: var(--neutral-800);
        font-weight: 500;
    }

    .form-layout-e input:not([type="checkbox"]), .form-layout-e textarea {
        width: 100%;
        border: 1px solid var(--neutral-300);
        border-radius: var(--radius-sm);
        background: var(--neutral-0);
        color: var(--neutral-900);
        padding: 9px;
        font: inherit;
    }

    .form-layout-e input::placeholder,
    .form-layout-e textarea::placeholder {
        color: var(--input-placeholder);
    }

    .form-layout-e .end {
        display: flex;
        justify-content: space-between;
        gap: 10px;
        align-items: center;
        flex-wrap: wrap;
        margin-top: 8px;
    }

    .form-layout-e .agree {
        display: flex;
        gap: 8px;
        align-items: center;
        font-size: 0.9em;
        color: var(--neutral-600);
    }

    .form-layout-e button {
        border: 0;
        border-radius: var(--radius-sm);
        padding: 10px 14px;
        background: var(--gradient-accent);
        color: var(--accent-contrast);
        font-weight: 600;
        cursor: pointer;
        transition: background var(--anim-duration) var(--anim-ease);
    }

    .form-layout-e button:hover {
        background: var(--bg-accent-hover);
    }

.contact-layout-e {
        padding: clamp(56px, 8vw, 96px) clamp(16px, 4vw, 36px);
        background: var(--surface-1);
        color: var(--fg-on-page);
    }

    .contact-layout-e .wrap {
        max-width: 980px;
        margin: 0 auto;
    }

    .contact-layout-e .section-head {
        margin-bottom: 16px;
    }

    .contact-layout-e h2 {
        margin: 0;
        font-size: clamp(28px, 4vw, 40px);
    }

    .contact-layout-e .section-head p {
        margin: 10px 0 0;
        color: var(--neutral-600);
    }

    .contact-layout-e .rail {
        display: grid;
        grid-template-columns: 260px 1fr;
        gap: 16px;
    }

    .contact-layout-e aside {
        background: var(--bg-primary);
        color: var(--fg-on-primary);
        border-radius: var(--radius-lg);
        padding: 16px;
    }

    .contact-layout-e aside h3 {
        margin: 0 0 10px;
    }

    .contact-layout-e aside p {
        margin: 0 0 10px;
        opacity: .9;
    }

    .contact-layout-e .social {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }

    .contact-layout-e .social a {
        text-decoration: none;
        color: var(--fg-on-primary);
        background: rgba(255, 255, 255, .16);
        padding: 6px 10px;
        border-radius: var(--radius-sm);
    }

    .contact-layout-e .content {
        border: 1px solid var(--border-on-surface-light);
        border-radius: var(--radius-lg);
        padding: var(--space-y) var(--space-x);
        display: grid;
        gap: 10px;
    }

    .contact-layout-e .row {
        display: grid;
        gap: 3px;
        padding-bottom: 10px;
        border-bottom: 1px dashed var(--neutral-300);
    }

    .contact-layout-e .row:last-child {
        border-bottom: 0;
        padding-bottom: 0;
    }

    @media (max-width: 760px) {
        .contact-layout-e .rail {
            grid-template-columns: 1fr;
        }
    }

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.terms-layout-f {
        padding: clamp(56px, 8vw, 96px) clamp(16px, 4vw, 36px);
        background: linear-gradient(180deg, var(--surface-2), var(--surface-1));
        color: var(--fg-on-page);
    }

    .terms-layout-f .wrap {
        max-width: 980px;
        margin: 0 auto;
    }

    .terms-layout-f .section-head {
        margin-bottom: 16px;
    }

    .terms-layout-f h2 {
        margin: 0;
        font-size: clamp(28px, 4vw, 40px);
    }

    .terms-layout-f .section-head p {
        margin: 10px 0 0;
        color: var(--neutral-600);
    }

    .terms-layout-f .list {
        display: grid;
        gap: 14px;
    }

    .terms-layout-f article {
        border: 1px solid var(--border-on-surface-light);
        border-radius: var(--radius-lg);
        background: linear-gradient(180deg, var(--surface-1), var(--surface-2));
        padding: var(--space-y) var(--space-x);
    }

    .terms-layout-f h3 {
        margin: 0 0 8px;
        color: var(--brand);
    }

    .terms-layout-f h4 {
        margin: 10px 0 6px;
    }

    .terms-layout-f p, .terms-layout-f li {
        color: var(--neutral-600);
    }

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.terms-layout-d {
        padding: clamp(56px, 8vw, 96px) clamp(16px, 4vw, 36px);
        background: var(--accent);
        color: var(--neutral-0);
    }

    .terms-layout-d .wrap {
        max-width: 920px;
        margin: 0 auto;
    }

    .terms-layout-d .section-head {
        margin-bottom: 16px;
    }

    .terms-layout-d h2 {
        margin: 0;
        font-size: clamp(28px, 4vw, 40px);
    }

    .terms-layout-d .section-head p {
        margin: 10px 0 0;
        color: var(--neutral-100);
    }

    .terms-layout-d ol {
        margin: 0;
        padding-left: 20px;
        display: grid;
        gap: 10px;
    }

    .terms-layout-d li {
        border: 1px solid rgba(255, 255, 255, .2);
        border-radius: var(--radius-md);
        background: rgba(255, 255, 255, .05);
        padding: 12px;
    }

    .terms-layout-d h3, .terms-layout-d h4 {
        margin: 0 0 8px;
    }

    .terms-layout-d p, .terms-layout-d li li {
        color: var(--neutral-100);
    }

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.thank-mode-d {
        padding: clamp(56px, 10vw, 114px) 18px;
        background: var(--accent);
        color: var(--accent-contrast);
    }

    .thank-mode-d .core {
        max-width: 740px;
        margin: 0 auto;
        text-align: center;
        padding: clamp(28px, 4vw, 46px);
        border-radius: var(--radius-lg);
        border: 1px solid rgba(255, 255, 255, .24);
    }

    .thank-mode-d h1 {
        margin: 0;
        font-size: clamp(32px, 5vw, 52px);
    }

    .thank-mode-d p {
        margin: 12px 0 0;
        opacity: .9;
    }

    .thank-mode-d a {
        display: inline-block;
        margin-top: 18px;
        padding: 10px 16px;
        border-radius: 999px;
        text-decoration: none;
        background: var(--accent);
        color: var(--accent-contrast);
    }

/* Header Base */
  header {
    background-color: var(--surface-1);
    color: var(--fg-on-surface);
    border-bottom: 1px solid var(--border-on-surface);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
  }

  .header-top,
  .header-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--space-x);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header-top {
    padding-top: var(--space-y);
    padding-bottom: calc(var(--space-y) / 2);
  }

  .header-bottom {
    padding-top: calc(var(--space-y) / 2);
    padding-bottom: var(--space-y);
    position: relative;
  }

  /* Logo */
  .logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--brand);
    letter-spacing: -0.5px;
  }

  /* Contact CTA */
  .contact-cta {
    background-color: var(--bg-accent);
    color: var(--fg-on-accent);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: background-color var(--anim-duration) var(--anim-ease);
  }

  .contact-cta:hover {
    background-color: var(--bg-accent-hover);
  }

  /* Main Navigation */
  .main-nav {
    flex-grow: 1;
  }

  .nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--gap);
    justify-content: flex-start;
  }

  .nav-list a {
    color: var(--link);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: color var(--anim-duration) var(--anim-ease), background-color var(--anim-duration) var(--anim-ease);
  }

  .nav-list a:hover {
    color: var(--link-hover);
    background-color: var(--btn-ghost-bg-hover);
  }

  /* Burger Menu */
  .burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    width: 2.5rem;
    height: 2rem;
  }

  .burger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neutral-800);
    border-radius: var(--radius-sm);
    transition: transform var(--anim-duration) var(--anim-ease), opacity var(--anim-duration) var(--anim-ease);
  }

  /* Mobile Styles */
  @media (max-width: 767px) {
    .header-top,
    .header-bottom {
      padding-left: calc(var(--space-x) / 1.5);
      padding-right: calc(var(--space-x) / 1.5);
    }

    .burger-menu {
      display: flex;
    }

    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      background-color: var(--surface-1);
      border-top: 1px solid var(--border-on-surface);
      box-shadow: var(--shadow-md);
      padding: var(--space-y) var(--space-x);
      z-index: 1000;
      display: none;
    }

    .main-nav.active {
      display: block;
    }

    .nav-list {
      flex-direction: column;
      gap: 0.5rem;
    }

    .nav-list a {
      display: block;
      padding: 0.75rem 1rem;
    }
  }

.site-footer {
        background-color: #f8f9fa;
        color: #333;
        border-top: 1px solid #dee2e6;
        padding: 2.5rem 1rem;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
        line-height: 1.6;
    }

    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-row {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 0;
    }

    .top-row {
        border-bottom: 1px solid #e9ecef;
        padding-bottom: 1.5rem;
    }

    .middle-row {
        justify-content: flex-start;
        padding: 1.5rem 0;
    }

    .bottom-row {
        flex-direction: column;
        align-items: center;
        text-align: center;
        border-top: 1px solid #e9ecef;
        padding-top: 1.5rem;
        gap: 0.75rem;
    }

    .footer-brand .logo {
        font-size: 1.8rem;
        font-weight: 700;
        letter-spacing: -0.5px;
        color: #2c3e50;
    }

    .footer-nav .nav-menu {
        display: flex;
        list-style: none;
        margin: 0;
        padding: 0;
        gap: 2rem;
    }

    .nav-menu a {
        color: #495057;
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

    .nav-menu a:hover {
        color: #007bff;
        text-decoration: underline;
    }

    .contact-block .contact-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 1.5rem;
    }

    .contact-list li {
        color: #6c757d;
    }

    .legal-links {
        margin-bottom: 0.5rem;
    }

    .legal-links a {
        color: #6c757d;
        text-decoration: none;
        font-size: 0.9rem;
    }

    .legal-links a:hover {
        text-decoration: underline;
        color: #495057;
    }

    .separator {
        color: #adb5bd;
        margin: 0 0.5rem;
    }

    .copyright {
        font-size: 0.9rem;
        color: #6c757d;
    }

    .disclaimer {
        font-size: 0.8rem;
        color: #868e96;
        max-width: 800px;
        line-height: 1.4;
    }

    @media (max-width: 768px) {
        .footer-row {
            flex-direction: column;
            align-items: flex-start;
            gap: 1.5rem;
        }

        .top-row {
            align-items: flex-start;
        }

        .footer-nav .nav-menu {
            flex-direction: column;
            gap: 1rem;
        }

        .contact-block .contact-list {
            flex-direction: column;
            gap: 0.75rem;
        }

        .bottom-row {
            align-items: flex-start;
            text-align: left;
        }
    }

.cookie-lv4 {
        position: fixed;
        inset: 0 0 auto 0;
        z-index: 1200;
        background: var(--surface-2);
        border-bottom: 1px solid var(--border-on-surface-light);
        color: var(--fg-on-page);
    }

    .cookie-lv4__inner {
        max-width: var(--max-w);
        margin: 0 auto;
        padding: 10px var(--space-x);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--gap);
        flex-wrap: wrap;
    }

    .cookie-lv4__inner span {
        color: var(--neutral-600);
        margin-left: 6px;
    }

    .cookie-lv4__actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }

    .cookie-lv4__actions a {
        text-decoration: none;
        border: 1px solid var(--border-on-surface-light);
        border-radius: 999px;
        background: var(--surface-1);
        color: var(--link);
        padding: 6px 10px;
    }

    .cookie-lv4__actions a[data-choice='accept'] {
        background: var(--bg-primary);
        border-color: var(--bg-primary);
        color: var(--fg-on-primary);
    }

.err-slab-a {
    padding: clamp(56px, 10vw, 110px) 20px;
    background: var(--gradient-hero);
    color: var(--fg-on-primary);
}

.err-slab-a .box {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.err-slab-a h1 {
    margin: 0;
    font-size: clamp(34px, 6vw, 58px);
}

.err-slab-a p {
    margin: 12px 0 0;
    opacity: .92;
}

.err-slab-a a {
    display: inline-block;
    margin-top: 18px;
    padding: 11px 18px;
    border-radius: var(--radius-md);
    background: var(--surface-1);
    color: var(--fg-on-page);
    text-decoration: none;
}