@layer reset, tokens, layout, components, utilities;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; }
  body { min-height: 100vh; display: flex; flex-direction: column; overflow-x: hidden; }
  img, video { max-width: 100%; height: auto; display: block; }
  ul, ol { list-style: none; }
  a { text-decoration: none; color: inherit; }
  button { cursor: pointer; border: none; background: none; font: inherit; }
  input, textarea, select { font: inherit; }
  address { font-style: normal; }
}

@layer tokens {
  :root {
    --col-primary: #1a1a2e;
    --col-primary-light: #2d2d4e;
    --col-accent: #ff6b35;
    --col-accent-dark: #e05520;
    --col-accent2: #4ecdc4;
    --col-accent3: #ffd166;
    --col-accent4: #a8dadc;
    --col-bg: #f7f5f0;
    --col-bg-alt: #edeae3;
    --col-surface: #ffffff;
    --col-surface-raised: #ffffff;
    --col-text: #1c1c2e;
    --col-text-muted: #5a5a72;
    --col-text-light: #8888a0;
    --col-border: #1c1c2e;
    --col-footer-bg: #1a1a2e;
    --col-footer-text: #e8e6f0;

    --shadow-card: 4px 4px 0px var(--col-border);
    --shadow-card-hover: 6px 6px 0px var(--col-border);
    --shadow-card-sm: 3px 3px 0px var(--col-border);
    --shadow-nav-0: none;
    --shadow-nav-mid: 0 2px 8px rgba(26,26,46,0.12);
    --shadow-nav-full: 0 4px 24px rgba(26,26,46,0.22);

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;

    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Manrope', system-ui, sans-serif;

    --nav-height: 72px;
    --container-max: 1200px;
    --container-pad: clamp(1rem, 4vw, 2.5rem);

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
  }
}

@layer layout {
  .layout-container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding-inline: var(--container-pad);
  }

  .space-section {
    padding-block: clamp(3rem, 7vw, 5.5rem);
  }

  .space-card {
    padding: var(--space-md);
  }

  .surface { background-color: var(--col-bg); }
  .surface-raised {
    background-color: var(--col-surface-raised);
    border: 2px solid var(--col-border);
    box-shadow: var(--shadow-card);
  }
  .surface-inset { background-color: var(--col-bg-alt); }
}

@layer components {

  
  .text-display {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 700;
    line-height: 1.05;
    color: var(--col-text);
    letter-spacing: -0.02em;
  }
  .text-display-sm {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--col-text);
  }
  .text-heading {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 600;
    line-height: 1.15;
    color: var(--col-text);
    letter-spacing: -0.01em;
  }
  .text-body {
    font-family: var(--font-body);
    font-size: clamp(0.95rem, 1.5vw, 1.05rem);
    font-weight: 400;
    line-height: 1.7;
    color: var(--col-text-muted);
  }
  .text-caption {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    line-height: 1.5;
    color: var(--col-text-light);
  }

  
  .nav-root {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: var(--col-surface);
    border-bottom: 2px solid var(--col-border);
    height: var(--nav-height);
    transition: box-shadow var(--transition-slow);
  }
  .nav-inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
  }
  .nav-logo { display: flex; align-items: center; flex-shrink: 0; }
  .nav-logo img { height: 36px; width: auto; }
  .nav-links {
    display: flex;
    align-items: center;
    gap: clamp(0.75rem, 2vw, 1.5rem);
  }
  .nav-link {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--col-text);
    padding: 0.35rem 0;
    border-bottom: 2px solid transparent;
    transition: border-color var(--transition-fast), color var(--transition-fast);
  }
  .nav-link:hover { border-bottom-color: var(--col-accent); color: var(--col-accent); }
  .nav-link--active { border-bottom-color: var(--col-accent); color: var(--col-accent); }

  .nav-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    min-width: 44px; min-height: 44px;
    align-items: center;
    justify-content: center;
  }
  .nav-burger span {
    display: block;
    width: 24px; height: 2px;
    background: var(--col-text);
    transition: transform var(--transition-base), opacity var(--transition-base);
  }

  
  .mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(26,26,46,0.5);
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
  }
  .mobile-overlay.is-open { opacity: 1; pointer-events: all; }

  .mobile-panel {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: 80%;
    max-width: 320px;
    background: var(--col-primary);
    z-index: 300;
    transform: translateX(-100%);
    transition: transform var(--transition-slow);
    display: flex;
    flex-direction: column;
    padding: var(--space-xl) var(--space-lg) var(--space-lg);
    overflow-y: auto;
  }
  .mobile-panel.is-open { transform: translateX(0); }

  .mobile-close {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    color: var(--col-footer-text);
    font-size: 1.4rem;
    min-width: 44px; min-height: 44px;
    display: flex; align-items: center; justify-content: center;
    transition: color var(--transition-fast);
  }
  .mobile-close:hover { color: var(--col-accent); }

  .mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-top: var(--space-md);
  }
  .mobile-link {
    font-family: var(--font-body);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--col-footer-text);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    opacity: 0;
    transform: translateX(-20px);
    transition: color var(--transition-fast);
  }
  .mobile-panel.is-open .mobile-link {
    animation: slideLinkIn var(--transition-slow) forwards;
    animation-delay: calc(var(--i) * 80ms + 100ms);
  }
  .mobile-link:hover { color: var(--col-accent); }

  @keyframes slideLinkIn {
    to { opacity: 1; transform: translateX(0); }
  }

  .mobile-panel-footer {
    margin-top: auto;
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
  }
  .mobile-panel-footer .text-caption { color: rgba(232,230,240,0.6); line-height: 2; }

  
  .action-primary {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--col-surface);
    background: var(--col-accent);
    border: 2px solid var(--col-border);
    padding: 0.75rem 1.75rem;
    box-shadow: var(--shadow-card-sm);
    border-radius: var(--radius-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
    white-space: nowrap;
  }
  .action-primary:hover {
    background: var(--col-accent-dark);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-card-hover);
  }
  .action-primary:active { transform: translate(1px, 1px); box-shadow: 1px 1px 0 var(--col-border); }
  .action-primary--light {
    background: var(--col-surface);
    color: var(--col-text);
    border-color: var(--col-surface);
    box-shadow: 4px 4px 0 rgba(255,255,255,0.3);
  }
  .action-primary--light:hover {
    background: var(--col-bg);
    color: var(--col-text);
    box-shadow: 6px 6px 0 rgba(255,255,255,0.3);
  }

  .action-ghost {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--col-text);
    border: 2px solid var(--col-border);
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  }
  .action-ghost:hover {
    background: var(--col-text);
    color: var(--col-surface);
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-card-sm);
  }

  
  .section-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--col-accent);
    border: 2px solid var(--col-accent);
    padding: 0.2rem 0.75rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
  }

  .section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto var(--space-xl);
  }
  .section-intro {
    margin-top: var(--space-sm);
  }

  
  .hero-section {
    min-height: 100vh;
    padding-top: var(--nav-height);
    display: flex;
    flex-direction: column;
    background: var(--col-bg);
    position: relative;
    overflow: hidden;
  }
  .hero-split {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: calc(100vh - var(--nav-height));
  }
  .hero-content {
    display: flex;
    align-items: center;
    padding-block: var(--space-3xl) var(--space-xl);
  }
  .hero-text-block {
    max-width: 560px;
  }
  .hero-badge {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: var(--col-primary);
    color: var(--col-accent);
    padding: 0.3rem 0.9rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
  }
  .hero-headline {
    margin-bottom: var(--space-md);
  }
  .accent-stroke {
    color: var(--col-accent);
    position: relative;
    display: inline-block;
  }
  .accent-stroke::after {
    content: '';
    position: absolute;
    bottom: 0.05em;
    left: 0; right: 0;
    height: 0.08em;
    background: var(--col-accent);
    border-radius: 2px;
  }
  .hero-sub {
    font-size: clamp(1rem, 1.8vw, 1.15rem);
    max-width: 480px;
    margin-bottom: var(--space-lg);
  }
  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    align-items: center;
  }

  .hero-visual {
    background: var(--col-primary);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .hero-img-frame {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  .hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.7;
  }
  .hero-float-card {
    position: absolute;
    bottom: var(--space-lg);
    left: -20px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    background: var(--col-surface);
    border: 2px solid var(--col-border);
    box-shadow: var(--shadow-card);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--col-text);
    white-space: nowrap;
  }
  .hero-float-card i { color: var(--col-accent2); font-size: 1.2rem; }
  .hero-float-tag {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--col-accent);
    color: var(--col-surface);
    padding: 0.5rem 1rem;
    border: 2px solid var(--col-border);
    box-shadow: var(--shadow-card-sm);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
  }

  .hero-scroll-hint {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
    padding: var(--space-sm);
    color: var(--col-text-light);
    font-family: var(--font-body);
    font-size: 0.8rem;
    animation: bounceHint 2s ease-in-out infinite;
  }
  @keyframes bounceHint {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(4px); }
  }

  
  .cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-md);
  }
  .card {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
  }
  .card:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--shadow-card-hover);
  }
  .card-icon-wrap {
    width: 52px; height: 52px;
    background: var(--col-accent);
    border: 2px solid var(--col-border);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: var(--space-md);
    box-shadow: 2px 2px 0 var(--col-border);
  }
  .card-icon-wrap i { color: var(--col-surface); font-size: 1.3rem; }
  .card-icon-wrap--accent2 { background: var(--col-accent2); }
  .card-icon-wrap--accent3 { background: var(--col-accent3); }
  .card-icon-wrap--accent3 i { color: var(--col-text); }
  .card-icon-wrap--accent4 { background: var(--col-accent4); }
  .card-icon-wrap--accent4 i { color: var(--col-text); }
  .card-title {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--col-text);
    margin-bottom: var(--space-xs);
  }
  .card .text-body { margin-bottom: var(--space-md); }
  .card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--col-accent);
    border-bottom: 2px solid var(--col-accent);
    padding-bottom: 0.1rem;
    transition: gap var(--transition-fast), color var(--transition-fast);
  }
  .card-link:hover { gap: 0.7rem; color: var(--col-accent-dark); }

  
  .how-split {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }
  .how-img-frame {
    position: relative;
    border: 2px solid var(--col-border);
    box-shadow: var(--shadow-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
  }
  .how-img { width: 100%; height: 100%; object-fit: cover; }
  .how-accent-block {
    position: absolute;
    bottom: -20px; right: -20px;
    background: var(--col-accent);
    border: 2px solid var(--col-border);
    box-shadow: var(--shadow-card);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
  }
  .how-accent-block .text-display-sm { color: var(--col-surface); font-size: clamp(1.2rem, 2.5vw, 1.8rem); }
  .how-visual { position: relative; padding-bottom: 30px; }

  .how-content { padding-top: var(--space-sm); }
  .how-content .text-heading { margin-block: var(--space-sm) var(--space-lg); }
  .how-steps { display: flex; flex-direction: column; gap: var(--space-md); }
  .how-step {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
  }
  .step-num {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--col-accent);
    line-height: 1;
    flex-shrink: 0;
    width: 52px;
    text-align: right;
    opacity: 0.7;
  }
  .step-body h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--col-text);
    margin-bottom: 0.3rem;
  }

  
  .topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
  }
  .topic-card {
    border: 2px solid var(--col-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    background: var(--col-surface);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
  }
  .topic-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--shadow-card-hover);
  }
  .topic-img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
  }
  .topic-body { padding: var(--space-md); }
  .topic-tag {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: var(--col-accent);
    color: var(--col-surface);
    padding: 0.15rem 0.6rem;
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
  }
  .topic-tag--security { background: var(--col-primary); }
  .topic-tag--tools { background: var(--col-accent2); color: var(--col-text); }
  .topic-body h4 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--col-text);
    margin-bottom: 0.3rem;
    line-height: 1.3;
  }
  .topics-cta { text-align: center; }

  
  .cta-banner {
    background: linear-gradient(135deg, var(--col-primary) 0%, var(--col-primary-light) 50%, #3a2a5e 100%);
    position: relative;
    overflow: hidden;
  }
  .cta-banner::before {
    content: '';
    position: absolute;
    top: -40%; right: -10%;
    width: 500px; height: 500px;
    border-radius: 50%;
    background: var(--col-accent);
    opacity: 0.07;
  }
  .cta-inner {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
    position: relative;
  }
  .cta-label { border-color: rgba(255,107,53,0.5); color: var(--col-accent); }
  .cta-headline { color: var(--col-footer-text); margin-block: var(--space-sm) var(--space-sm); }
  .cta-body { color: rgba(232,230,240,0.75); margin-bottom: var(--space-lg); }

  
  .about-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
  }
  .about-content .text-heading { margin-block: var(--space-sm) var(--space-md); }
  .about-content .text-body { margin-bottom: var(--space-sm); }
  .about-content .action-ghost { margin-top: var(--space-sm); }

  .about-visuals {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--space-sm);
  }
  .about-img-main {
    grid-column: 1 / -1;
    border: 2px solid var(--col-border);
    box-shadow: var(--shadow-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 16/9;
  }
  .about-img-main img { width: 100%; height: 100%; object-fit: cover; }
  .about-img-secondary {
    border: 2px solid var(--col-border);
    box-shadow: var(--shadow-card-sm);
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
  }
  .about-img-secondary img { width: 100%; height: 100%; object-fit: cover; }
  .about-highlight {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    text-align: center;
  }
  .about-highlight i { font-size: 2rem; color: var(--col-accent3); }
  .about-highlight .text-caption { color: var(--col-text-muted); font-size: 0.9rem; }

  
  .page-hero {
    padding-top: calc(var(--nav-height) + clamp(2.5rem, 5vw, 4rem));
    padding-bottom: clamp(2.5rem, 5vw, 4rem);
  }
  .page-hero-content { max-width: 700px; }
  .page-hero-title { margin-block: var(--space-sm) var(--space-sm); }
  .page-hero-sub { max-width: 560px; }
  .legal-date { margin-top: var(--space-sm); color: var(--col-text-muted); }

  
  .mission-split {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
  }
  .mission-img-wrap {
    position: relative;
  }
  .mission-img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    border: 2px solid var(--col-border);
    box-shadow: var(--shadow-card);
    border-radius: var(--radius-md);
    display: block;
  }
  .mission-badge {
    position: absolute;
    bottom: -16px; right: -16px;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--col-text);
    white-space: nowrap;
  }
  .mission-badge i { color: var(--col-accent3); font-size: 1.3rem; }
  .mission-text .text-heading { margin-block: var(--space-sm) var(--space-md); }
  .mission-text .text-body { margin-bottom: var(--space-sm); }

  
  .principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-md);
  }
  .principle-card {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
  }
  .principle-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--shadow-card-hover);
  }
  .principle-num {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--col-accent);
    opacity: 0.5;
    line-height: 1;
    margin-bottom: var(--space-sm);
  }
  .principle-card h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--col-text);
    margin-bottom: var(--space-xs);
  }

  
  .audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
  }
  .audience-card {
    border: 2px solid var(--col-border);
    box-shadow: var(--shadow-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--col-surface);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
  }
  .audience-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--shadow-card-hover);
  }
  .audience-img {
    width: 100%;
    aspect-ratio: 3/2;
    object-fit: cover;
    display: block;
  }
  .audience-text { padding: var(--space-md); }
  .audience-text h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--col-text);
    margin-bottom: var(--space-xs);
  }

  
  .filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-xl);
  }
  .filter-btn {
    font-family: var(--font-body);
    font-size: 0.88rem;
    font-weight: 600;
    padding: 0.5rem 1.1rem;
    border: 2px solid var(--col-border);
    border-radius: var(--radius-sm);
    color: var(--col-text);
    background: transparent;
    transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
    min-height: 44px;
  }
  .filter-btn:hover, .filter-btn--active {
    background: var(--col-text);
    color: var(--col-surface);
    box-shadow: var(--shadow-card-sm);
  }

  
  .lessons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-md);
  }
  .lesson-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    display: flex;
    flex-direction: column;
  }
  .lesson-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--shadow-card-hover);
  }
  .lesson-img-wrap {
    position: relative;
    overflow: hidden;
  }
  .lesson-img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-slow);
  }
  .lesson-card:hover .lesson-img { transform: scale(1.04); }
  .lesson-cat-badge {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: var(--col-accent);
    color: var(--col-surface);
    padding: 0.15rem 0.6rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255,255,255,0.3);
  }
  .lesson-cat-badge--security { background: var(--col-primary); }
  .lesson-cat-badge--mobile { background: var(--col-accent2); color: var(--col-text); }
  .lesson-cat-badge--services { background: var(--col-accent3); color: var(--col-text); }
  .lesson-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--space-md);
  }
  .lesson-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--col-text);
    margin-bottom: var(--space-xs);
    line-height: 1.3;
  }
  .lesson-body .text-body { flex: 1; margin-bottom: var(--space-sm); }
  .lesson-meta {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--col-text-light);
  }
  .lesson-meta i { margin-right: 0.3rem; }
  .lesson-cta { width: 100%; text-align: center; }

  
  .info-form-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }
  .info-form-side .text-heading { margin-bottom: var(--space-sm); }
  .info-form-side .text-body { margin-bottom: var(--space-lg); }
  .info-highlights {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
  }
  .info-highlight-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
  }
  .info-highlight-item i {
    font-size: 1.3rem;
    color: var(--col-accent);
    flex-shrink: 0;
    margin-top: 2px;
  }
  .info-highlight-item strong {
    display: block;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--col-text);
    margin-bottom: 2px;
  }

  .info-form-wrap {
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
  }

  
  .form-row { margin-bottom: var(--space-md); }
  .form-label {
    display: block;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--col-text);
    margin-bottom: 0.4rem;
  }
  .form-required { color: var(--col-accent); }
  .form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--col-border);
    border-radius: var(--radius-sm);
    background: var(--col-bg);
    color: var(--col-text);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
    min-height: 44px;
  }
  .form-input:focus {
    outline: none;
    border-color: var(--col-accent);
    background: var(--col-surface);
    box-shadow: 0 0 0 3px rgba(255,107,53,0.15);
  }
  .form-textarea { resize: vertical; min-height: 130px; }
  .form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%231c1c2e' stroke-width='2.5'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.75rem center; padding-right: 2.5rem; }

  .form-row--checkbox { display: flex; align-items: flex-start; gap: var(--space-sm); }
  .form-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    cursor: pointer;
  }
  .form-checkbox-label input[type="checkbox"] {
    width: 18px; height: 18px;
    flex-shrink: 0;
    accent-color: var(--col-accent);
    margin-top: 2px;
    cursor: pointer;
  }
  .form-checkmark { display: none; }
  .form-checkbox-label .text-caption { color: var(--col-text-muted); }
  .form-checkbox-label a { color: var(--col-accent); border-bottom: 1px solid var(--col-accent); }

  .form-error {
    font-family: var(--font-body);
    font-size: 0.88rem;
    color: #d32f2f;
    margin-bottom: var(--space-sm);
    min-height: 1.2em;
  }
  .form-submit { width: 100%; justify-content: center; }

  
  .facts-strip {
    background: var(--col-primary);
    padding-block: var(--space-lg);
    border-top: 2px solid var(--col-border);
    border-bottom: 2px solid var(--col-border);
  }
  .facts-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
  }
  .fact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    color: var(--col-footer-text);
  }
  .fact-item i { font-size: 1.4rem; color: var(--col-accent); flex-shrink: 0; margin-top: 3px; }
  .fact-item strong { display: block; font-family: var(--font-body); font-size: 0.95rem; font-weight: 600; line-height: 1.3; }
  .fact-item .text-caption { color: rgba(232,230,240,0.6); }

  .contact-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }
  .contact-map-title { margin-bottom: var(--space-md); }
  .map-frame {
    border: 2px solid var(--col-border);
    box-shadow: var(--shadow-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--space-md);
  }
  .map-frame iframe { display: block; }
  .contact-address-box {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-radius: var(--radius-md);
  }
  .contact-address-box i { color: var(--col-accent); font-size: 1.3rem; flex-shrink: 0; margin-top: 3px; }
  .contact-address-box address { font-family: var(--font-body); font-size: 0.95rem; color: var(--col-text-muted); line-height: 1.7; }
  .contact-address-box strong { color: var(--col-text); font-weight: 600; }

  .contact-form-side .text-heading { margin-bottom: var(--space-lg); }

  
  .thanks-hero {
    min-height: 55vh;
    background: linear-gradient(135deg, var(--col-primary) 0%, var(--col-primary-light) 50%, #3a2a5e 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3xl) var(--container-pad);
    padding-top: calc(var(--nav-height) + var(--space-3xl));
    text-align: center;
  }
  .thanks-hero-inner { max-width: 600px; }
  .thanks-icon { font-size: 4rem; color: var(--col-accent2); margin-bottom: var(--space-md); }
  .thanks-title { color: var(--col-footer-text); margin-bottom: var(--space-sm); }
  .thanks-sub {
    font-family: var(--font-body);
    font-size: 1.1rem;
    color: rgba(232,230,240,0.8);
    line-height: 1.6;
  }

  .thanks-steps { max-width: 700px; margin: 0 auto; text-align: center; }
  .thanks-steps-title { margin-bottom: var(--space-lg); }
  .thanks-step-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    text-align: left;
  }
  .thanks-step-card {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
  }
  .thanks-step-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--shadow-card-hover);
  }
  .thanks-step-card i { font-size: 2rem; color: var(--col-accent); margin-bottom: var(--space-sm); display: block; }
  .thanks-step-card h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--col-text);
    margin-bottom: var(--space-xs);
  }
  .thanks-step-card .text-body { margin-bottom: var(--space-sm); }
  .thanks-home-btn { margin-top: var(--space-sm); }

  
  .legal-container { max-width: 860px; }
  .legal-intro { margin-bottom: var(--space-xl); }
  .legal-intro .text-body { margin-bottom: var(--space-sm); }

  .accordion { display: flex; flex-direction: column; gap: var(--space-xs); }
  .accordion-item {
    border: 2px solid var(--col-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--col-surface);
  }
  .accordion-item--open { box-shadow: var(--shadow-card); }
  .accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--col-text);
    background: transparent;
    text-align: left;
    min-height: 56px;
    transition: background var(--transition-fast);
  }
  .accordion-header:hover { background: var(--col-bg-alt); }
  .accordion-icon {
    flex-shrink: 0;
    font-size: 0.9rem;
    color: var(--col-accent);
    transition: transform var(--transition-base);
  }
  .accordion-item--open .accordion-icon,
  .accordion-header[aria-expanded="true"] .accordion-icon {
    transform: rotate(180deg);
  }
  .accordion-body {
    padding: 0 var(--space-lg) var(--space-lg);
    border-top: 1px solid var(--col-bg-alt);
  }
  .accordion-body .text-body { margin-bottom: var(--space-sm); }
  .accordion-body .text-body:last-child { margin-bottom: 0; }
  .legal-list {
    list-style: disc;
    padding-left: var(--space-lg);
    margin-block: var(--space-sm);
  }
  .legal-list li {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--col-text-muted);
    line-height: 1.7;
    margin-bottom: 0.3rem;
  }

  
  .footer-root {
    background: var(--col-footer-bg);
    border-top: 3px solid var(--col-border);
    padding-block: var(--space-xl) var(--space-lg);
    margin-top: auto;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
  }
  .footer-logo { margin-bottom: var(--space-sm); filter: brightness(0) invert(1); }
  .footer-tagline { color: rgba(232,230,240,0.65); font-size: 0.9rem; margin-bottom: var(--space-sm); }
  .footer-address { color: rgba(232,230,240,0.45); line-height: 1.7; }

  .footer-col-title {
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--col-accent);
    margin-bottom: var(--space-sm);
  }
  .footer-links { display: flex; flex-direction: column; gap: 0.4rem; }
  .footer-links a {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: rgba(232,230,240,0.65);
    transition: color var(--transition-fast);
    padding-block: 0.2rem;
  }
  .footer-links a:hover { color: var(--col-accent); }

  .footer-contact-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: rgba(232,230,240,0.65);
    margin-bottom: 0.6rem;
    transition: color var(--transition-fast);
  }
  .footer-contact-item:hover { color: var(--col-accent); }
  .footer-contact-item i { color: var(--col-accent); font-size: 0.9rem; width: 16px; }

  .footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: var(--space-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-xs);
  }
  .footer-bottom .text-caption { color: rgba(232,230,240,0.35); }

  
  .cookie-consent-card {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9000;
    background: var(--col-surface);
    border: 2px solid var(--col-border);
    box-shadow: 6px 6px 0 var(--col-border);
    border-radius: var(--radius-lg);
    padding: var(--space-md) var(--space-lg);
    width: min(480px, calc(100vw - 2rem));
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .cookie-consent-card.is-expanded {
    width: min(560px, calc(100vw - 2rem));
  }
  .cookie-compact {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
  }
  .cookie-compact p {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--col-text-muted);
    line-height: 1.5;
  }
  .cookie-compact p a { color: var(--col-accent); border-bottom: 1px solid var(--col-accent); }
  .cookie-compact-actions {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
  }
  .cookie-btn-accept {
    font-family: var(--font-body);
    font-size: 0.88rem;
    font-weight: 600;
    background: var(--col-accent);
    color: var(--col-surface);
    border: 2px solid var(--col-border);
    padding: 0.5rem 1.1rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-card-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    min-height: 44px;
  }
  .cookie-btn-accept:hover { transform: translate(-1px,-1px); box-shadow: var(--shadow-card); }
  .cookie-btn-settings {
    font-family: var(--font-body);
    font-size: 0.88rem;
    font-weight: 600;
    background: transparent;
    color: var(--col-text);
    border: 2px solid var(--col-border);
    padding: 0.5rem 1.1rem;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
    min-height: 44px;
  }
  .cookie-btn-settings:hover { background: var(--col-bg); }

  .cookie-expanded { display: none; }
  .cookie-consent-card.is-expanded .cookie-compact { display: none; }
  .cookie-consent-card.is-expanded .cookie-expanded { display: block; }

  .cookie-expanded-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--col-text);
    margin-bottom: var(--space-sm);
  }
  .cookie-categories { display: flex; flex-direction: column; gap: var(--space-sm); margin-block: var(--space-sm); }
  .cookie-cat {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding: 0.75rem;
    border: 1px solid var(--col-bg-alt);
    border-radius: var(--radius-sm);
    background: var(--col-bg);
  }
  .cookie-cat-info strong {
    display: block;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--col-text);
  }
  .cookie-cat-info span {
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: var(--col-text-light);
  }
  .cookie-toggle { position: relative; display: flex; align-items: center; }
  .cookie-toggle input[type="checkbox"] {
    width: 40px; height: 22px;
    appearance: none;
    background: var(--col-bg-alt);
    border: 2px solid var(--col-border);
    border-radius: 11px;
    cursor: pointer;
    transition: background var(--transition-fast);
    position: relative;
  }
  .cookie-toggle input[type="checkbox"]:checked { background: var(--col-accent); }
  .cookie-toggle input[type="checkbox"]::after {
    content: '';
    position: absolute;
    top: 1px; left: 1px;
    width: 16px; height: 16px;
    background: var(--col-surface);
    border-radius: 50%;
    transition: transform var(--transition-fast);
  }
  .cookie-toggle input[type="checkbox"]:checked::after { transform: translateX(18px); }
  .cookie-toggle input:disabled { opacity: 0.5; cursor: not-allowed; }

  .cookie-expanded-actions {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
    margin-top: var(--space-sm);
  }
}

@layer utilities {
  
  @media (max-width: 1024px) {
    .hero-split { grid-template-columns: 1fr; }
    .hero-visual { display: none; }
    .hero-content { padding-block: var(--space-xl); }
    .hero-text-block { max-width: 100%; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
    .how-split { grid-template-columns: 1fr; }
    .how-visual { display: none; }
    .about-split { grid-template-columns: 1fr; }
    .about-visuals { display: none; }
    .mission-split { grid-template-columns: 1fr; }
    .mission-img-wrap { display: none; }
    .contact-split { grid-template-columns: 1fr; }
    .info-form-layout { grid-template-columns: 1fr; }
  }

  @media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-burger { display: flex; }
    .footer-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
    .thanks-step-cards { grid-template-columns: 1fr; }
    .hero-section { min-height: auto; }
    .hero-section { padding-bottom: var(--space-xl); }
    .cards-grid { grid-template-columns: 1fr; }
    .topics-grid { grid-template-columns: 1fr; }
    .audience-grid { grid-template-columns: 1fr; }
    .principles-grid { grid-template-columns: 1fr; }
    .lessons-grid { grid-template-columns: 1fr; }
    .facts-row { grid-template-columns: 1fr 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .info-form-wrap { padding: var(--space-md); }
  }

  @media (max-width: 480px) {
    :root { --container-pad: 1rem; }
    .hero-actions { flex-direction: column; align-items: flex-start; }
    .cta-inner .action-primary { width: 100%; text-align: center; }
    .facts-row { grid-template-columns: 1fr; }
    .filter-tabs { gap: 0.4rem; }
    .filter-btn { font-size: 0.82rem; padding: 0.4rem 0.8rem; }
    .cookie-consent-card { bottom: 12px; }
  }

  .hidden { display: none !important; }
  .sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
  }
}