@layer base, layout, components, utilities;

@layer base {
  :root {
    --color-bg: #f4f3f0;
    --color-bg-alt: #eceae5;
    --color-surface: #ffffff;
    --color-surface-raised: #ffffff;
    --color-surface-inset: #eceae5;
    --color-surface-dark: #1a1a2e;
    --color-surface-accent: #5c4bdb;
    --color-primary: #5c4bdb;
    --color-primary-hover: #4a3abf;
    --color-secondary: #2cb5a0;
    --color-accent: #f7b731;
    --color-text-primary: #1a1a2e;
    --color-text-secondary: #4a4a6a;
    --color-text-muted: #7a7a9a;
    --color-text-on-dark: #f4f3f0;
    --color-text-on-accent: #ffffff;
    --color-border: rgba(26, 26, 46, 0.10);
    --color-border-strong: rgba(26, 26, 46, 0.18);

    --shadow-xs: 0 1px 2px rgba(26, 26, 46, 0.06);
    --shadow-sm: 0 2px 8px rgba(26, 26, 46, 0.08), 0 1px 2px rgba(26, 26, 46, 0.04);
    --shadow-md: 0 4px 16px rgba(26, 26, 46, 0.10), 0 2px 4px rgba(26, 26, 46, 0.06);
    --shadow-lg: 0 8px 32px rgba(26, 26, 46, 0.12), 0 4px 8px rgba(26, 26, 46, 0.06);
    --shadow-xl: 0 16px 48px rgba(26, 26, 46, 0.14), 0 8px 16px rgba(26, 26, 46, 0.08);
    --shadow-accent: 0 4px 20px rgba(92, 75, 219, 0.25);

    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 9999px;

    --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-family: 'Urbanist', sans-serif;

    --font-size-xs: clamp(0.7rem, 1vw, 0.75rem);
    --font-size-sm: clamp(0.85rem, 1.2vw, 0.9rem);
    --font-size-base: clamp(0.95rem, 1.5vw, 1rem);
    --font-size-md: clamp(1rem, 1.8vw, 1.125rem);
    --font-size-lg: clamp(1.2rem, 2.5vw, 1.5rem);
    --font-size-xl: clamp(1.5rem, 3.5vw, 2rem);
    --font-size-2xl: clamp(2rem, 5vw, 3.25rem);
    --font-size-3xl: clamp(2.5rem, 7vw, 5rem);
    --font-size-hero: clamp(3rem, 9vw, 7rem);

    --transition-fast: 150ms ease;
    --transition-base: 280ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    --bento-gap: 1.25rem;
    --header-height: 80px;
  }

  [data-theme="dark"] {
    --color-bg: #0f0f1a;
    --color-bg-alt: #16162a;
    --color-surface: #1a1a2e;
    --color-surface-raised: #21213a;
    --color-surface-inset: #13131f;
    --color-surface-dark: #0a0a14;
    --color-surface-accent: #5c4bdb;
    --color-text-primary: #f0efea;
    --color-text-secondary: #b0afc8;
    --color-text-muted: #7070a0;
    --color-border: rgba(240, 239, 234, 0.08);
    --color-border-strong: rgba(240, 239, 234, 0.14);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25), 0 1px 2px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.30), 0 2px 4px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.35), 0 4px 8px rgba(0, 0, 0, 0.20);
  }

  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
  }

  body {
    font-family: var(--font-family);
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.65;
    font-size: var(--font-size-base);
    overflow-x: hidden;
    transition: background-color var(--transition-slow), color var(--transition-slow);
  }

  img {
    max-inline-size: 100%;
    block-size: auto;
    display: block;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  ul, ol {
    list-style: none;
  }

  button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
  }

  details summary {
    list-style: none;
  }
  details summary::-webkit-details-marker {
    display: none;
  }
}

@layer layout {
  .container {
    inline-size: min(100%, 1280px);
    margin-inline: auto;
    padding-inline: clamp(1rem, 5vw, 3rem);
  }

  .space-section {
    padding-block: clamp(4rem, 8vw, 7rem);
  }

  .bento-grid {
    display: grid;
    gap: var(--bento-gap);
  }

  .bento-about {
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: auto auto;
  }
  .bento-about-text { grid-column: span 2; grid-row: span 2; }
  .bento-about-img { grid-column: span 2; }
  .bento-about-value { grid-column: span 1; }

  .bento-courses {
    grid-template-columns: repeat(3, 1fr);
  }
  .course-card-wide { grid-column: span 2; }
  .course-card-tall { grid-row: span 2; }

  .bento-process {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: auto auto;
  }
  .process-visual {
    grid-column: span 1;
    grid-row: span 2;
  }

  .bento-visual-break {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto auto;
  }
  .visual-break-img { grid-column: span 2; }
  .visual-break-text { grid-column: span 1; grid-row: span 2; }
  .visual-break-feature { grid-column: span 1; }
  .visual-break-img2 { grid-column: span 2; }

  @media (max-width: 1024px) {
    .bento-about {
      grid-template-columns: repeat(2, 1fr);
    }
    .bento-about-text { grid-column: span 2; grid-row: span 1; }
    .bento-about-img { grid-column: span 2; }
    .bento-about-value { grid-column: span 1; }

    .bento-courses {
      grid-template-columns: repeat(2, 1fr);
    }
    .course-card-wide { grid-column: span 2; }
    .course-card-tall { grid-row: span 1; }

    .bento-visual-break {
      grid-template-columns: repeat(2, 1fr);
    }
    .visual-break-img { grid-column: span 2; }
    .visual-break-text { grid-column: span 2; grid-row: span 1; }
    .visual-break-img2 { grid-column: span 2; }
  }

  @media (max-width: 768px) {
    :root { --bento-gap: 0.875rem; }

    .bento-about,
    .bento-courses,
    .bento-process,
    .bento-visual-break {
      grid-template-columns: 1fr;
    }
    .bento-about-text,
    .bento-about-img,
    .bento-about-value,
    .course-card-wide,
    .course-card-tall,
    .process-visual,
    .visual-break-img,
    .visual-break-text,
    .visual-break-img2 {
      grid-column: span 1;
      grid-row: span 1;
    }
  }
}

@layer components {
  .surface { background-color: var(--color-bg); }
  .surface-raised {
    background-color: var(--color-surface-raised);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: box-shadow var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
  }
  .surface-inset {
    background-color: var(--color-surface-inset);
    border: 1px solid var(--color-border);
  }
  .surface-accent {
    background-color: var(--color-surface-accent);
    color: var(--color-text-on-accent);
  }
  .surface-dark {
    background-color: var(--color-surface-dark);
    color: var(--color-text-on-dark);
  }

  .text-display {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
  }
  .text-body {
    font-size: var(--font-size-md);
    font-weight: 500;
    line-height: 1.6;
    color: var(--color-text-secondary);
  }
  .text-caption {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    line-height: 1.5;
  }

  .action-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding-block: 0.75rem;
    padding-inline: 1.75rem;
    background-color: var(--color-primary);
    color: #ffffff;
    border-radius: var(--radius-full);
    font-size: var(--font-size-base);
    font-weight: 700;
    font-family: var(--font-family);
    letter-spacing: 0.01em;
    transition: background-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
    box-shadow: var(--shadow-accent);
    border: 2px solid transparent;
    min-block-size: 44px;
    cursor: pointer;
  }
  .action-primary:hover {
    background-color: var(--color-primary-hover);
    box-shadow: 0 6px 28px rgba(92, 75, 219, 0.35);
    transform: translateY(-1px);
  }
  .action-primary:active { transform: translateY(0); }

  .action-ghost {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding-block: 0.75rem;
    padding-inline: 1.75rem;
    background-color: transparent;
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-base);
    font-weight: 700;
    font-family: var(--font-family);
    border: 2px solid var(--color-primary);
    transition: background-color var(--transition-base), color var(--transition-base), transform var(--transition-base);
    min-block-size: 44px;
    cursor: pointer;
  }
  .action-ghost:hover {
    background-color: var(--color-primary);
    color: #ffffff;
    transform: translateY(-1px);
  }

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

  .section-label {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--color-primary);
    margin-block-end: var(--space-sm);
  }

  .section-header {
    text-align: center;
    max-inline-size: 640px;
    margin-inline: auto;
    margin-block-end: var(--space-xl);
  }
  .section-header .text-display { color: var(--color-text-primary); }
  .section-header .section-heading { margin-block: var(--space-sm) var(--space-md); }
  .section-intro { color: var(--color-text-secondary); }

  .tag-pill {
    display: inline-block;
    padding-block: 0.25rem;
    padding-inline: 0.75rem;
    background-color: color-mix(in srgb, var(--color-primary) 10%, transparent);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.04em;
    border: 1px solid color-mix(in srgb, var(--color-primary) 20%, transparent);
    transition: background-color var(--transition-fast);
  }
  .tag-pill.small { font-size: 0.65rem; padding-block: 0.2rem; padding-inline: 0.6rem; }

  .inline-link {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color var(--transition-fast);
  }
  .inline-link:hover { color: var(--color-primary-hover); }

  .site-header {
    position: fixed;
    inset-block-start: 0;
    inset-inline: 0;
    z-index: 900;
    background-color: color-mix(in srgb, var(--color-bg) 85%, transparent);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-block-end: 1px solid var(--color-border);
    transition: padding var(--transition-base), background-color var(--transition-base), box-shadow var(--transition-base);
    padding-block: 1.25rem;
  }
  .site-header.scrolled {
    padding-block: 0.65rem;
    background-color: color-mix(in srgb, var(--color-bg) 97%, transparent);
    box-shadow: var(--shadow-md);
  }

  .nav-container {
    inline-size: min(100%, 1280px);
    margin-inline: auto;
    padding-inline: clamp(1rem, 5vw, 3rem);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
  }

  .nav-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    transition: opacity var(--transition-fast);
  }
  .nav-logo:hover { opacity: 0.8; }

  .logo-img {
    block-size: 36px;
    inline-size: auto;
    transition: block-size var(--transition-base);
  }
  .scrolled .logo-img { block-size: 28px; }

  .logo-text {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
    white-space: nowrap;
  }
  .logo-accent { color: var(--color-primary); }

  .nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
  }

  .nav-link {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
    position: relative;
    padding-block-end: 2px;
  }
  .nav-link::after {
    content: '';
    position: absolute;
    inset-block-end: 0;
    inset-inline-start: 0;
    inline-size: 0;
    block-size: 2px;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    transition: inline-size var(--transition-base);
  }
  .nav-link:hover { color: var(--color-primary); }
  .nav-link:hover::after { inline-size: 100%; }

  .nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
  }

  .dark-mode-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    inline-size: 40px;
    block-size: 40px;
    border-radius: var(--radius-full);
    background-color: var(--color-surface-inset);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    transition: background-color var(--transition-base), color var(--transition-base), transform var(--transition-fast);
    font-size: 0.9rem;
  }
  .dark-mode-toggle:hover {
    background-color: var(--color-primary);
    color: #ffffff;
    transform: rotate(20deg);
  }

  .nav-cta { display: none; }

  .hamburger {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    inline-size: 40px;
    block-size: 40px;
    padding: 10px;
    border-radius: var(--radius-sm);
    background-color: var(--color-surface-inset);
    border: 1px solid var(--color-border);
    transition: background-color var(--transition-fast);
  }
  .hamburger:hover { background-color: var(--color-primary); }
  .hamburger:hover .hamburger-line { background-color: #ffffff; }

  .hamburger-line {
    display: block;
    inline-size: 100%;
    block-size: 2px;
    background-color: var(--color-text-primary);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-fast), transform var(--transition-base), opacity var(--transition-base);
  }

  .mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 800;
    background-color: var(--color-surface-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateY(-100%);
    transition: transform 0.55s cubic-bezier(0.77, 0, 0.175, 1);
    pointer-events: none;
  }
  .mobile-menu.open {
    transform: translateY(0);
    pointer-events: all;
  }

  .mobile-nav { text-align: center; inline-size: 100%; }

  .mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-block-end: var(--space-xl);
  }

  .mobile-nav-item {
    opacity: 0;
    transform: translateY(-24px);
    transition: opacity 0.4s ease, transform 0.4s ease;
  }
  .mobile-menu.open .mobile-nav-item {
    opacity: 1;
    transform: translateY(0);
  }
  .mobile-menu.open .mobile-nav-item:nth-child(1) { transition-delay: 0.15s; }
  .mobile-menu.open .mobile-nav-item:nth-child(2) { transition-delay: 0.22s; }
  .mobile-menu.open .mobile-nav-item:nth-child(3) { transition-delay: 0.29s; }
  .mobile-menu.open .mobile-nav-item:nth-child(4) { transition-delay: 0.36s; }
  .mobile-menu.open .mobile-nav-item:nth-child(5) { transition-delay: 0.43s; }

  .mobile-nav-link {
    display: block;
    font-size: clamp(1.6rem, 5vw, 2.5rem);
    font-weight: 800;
    color: var(--color-text-on-dark);
    letter-spacing: -0.02em;
    padding-block: var(--space-xs);
    transition: color var(--transition-fast);
  }
  .mobile-nav-link:hover { color: var(--color-accent); }

  .mobile-menu-close {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    font-weight: 600;
    font-family: var(--font-family);
    padding: var(--space-sm) var(--space-lg);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-full);
    transition: color var(--transition-fast), border-color var(--transition-fast);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease 0.5s, transform 0.4s ease 0.5s, color var(--transition-fast), border-color var(--transition-fast);
  }
  .mobile-menu.open .mobile-menu-close {
    opacity: 1;
    transform: translateY(0);
  }
  .mobile-menu-close:hover { color: var(--color-text-on-dark); border-color: rgba(255,255,255,0.4); }

  .hero {
    padding-block-start: calc(var(--header-height) + 3rem);
    background: linear-gradient(135deg, var(--color-bg) 0%, color-mix(in srgb, var(--color-primary) 6%, var(--color-bg)) 100%);
    overflow: hidden;
  }

  .hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    min-block-size: 80vh;
  }

  .hero-label {
    display: inline-block;
    background-color: color-mix(in srgb, var(--color-primary) 12%, transparent);
    color: var(--color-primary);
    padding-block: 0.35rem;
    padding-inline: 1rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: var(--font-size-xs);
    margin-block-end: var(--space-md);
    border: 1px solid color-mix(in srgb, var(--color-primary) 25%, transparent);
  }

  .hero-heading {
    font-size: var(--font-size-hero);
    font-weight: 800;
    line-height: 1.0;
    letter-spacing: -0.04em;
    color: var(--color-text-primary);
    margin-block-end: var(--space-md);
  }

  .accent-word {
    color: var(--color-primary);
    position: relative;
    display: inline-block;
  }
  .accent-word::after {
    content: '';
    position: absolute;
    inset-block-end: 0.05em;
    inset-inline: 0;
    block-size: 0.08em;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-full);
  }

  .hero-body {
    max-inline-size: 480px;
    margin-block-end: var(--space-lg);
    font-size: var(--font-size-md);
    color: var(--color-text-secondary);
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    align-items: center;
  }

  .hero-bento {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--bento-gap);
  }

  .hero-bento-cell {
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
  }
  .hero-bento-cell:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
  }

  .hero-bento-main {
    grid-column: span 2;
    position: relative;
    block-size: 260px;
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  .hero-bento-img {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
  }
  .hero-bento-main:hover .hero-bento-img { transform: scale(1.04); }

  .hero-bento-overlay {
    position: absolute;
    inset-block-end: 0;
    inset-inline: 0;
    padding: var(--space-md);
    background: linear-gradient(transparent, rgba(15, 15, 26, 0.85));
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
  }
  .hero-bento-overlay .text-caption { color: rgba(255,255,255,0.7); font-size: var(--font-size-xs); }
  .hero-bento-label { color: #ffffff; font-weight: 700; font-size: var(--font-size-base); }

  .hero-bento-stat {
    border-radius: var(--radius-md);
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-start;
    background: linear-gradient(135deg, var(--color-primary), color-mix(in srgb, var(--color-primary) 70%, var(--color-secondary)));
    color: #ffffff;
  }
  .hero-stat-icon { font-size: 1.6rem; color: var(--color-accent); }
  .hero-stat-text { font-weight: 700; font-size: var(--font-size-base); color: #ffffff; }

  .hero-bento-tag {
    border-radius: var(--radius-md);
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    justify-content: center;
  }

  .hero-bento-quote {
    grid-column: span 2;
    border-radius: var(--radius-md);
    padding: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
  }
  .hero-quote-icon {
    font-size: 1.8rem;
    color: var(--color-secondary);
  }
  .hero-bento-quote .text-caption { color: var(--color-text-muted); font-weight: 600; }

  .bento-cell {
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    overflow: hidden;
    position: relative;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
  }
  .bento-cell.surface-raised:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
  }

  .bento-img-fill {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
    display: block;
    position: absolute;
    inset: 0;
    transition: transform var(--transition-slow);
  }
  .bento-cell:hover .bento-img-fill { transform: scale(1.04); }

  .bento-about-img {
    min-block-size: 260px;
    padding: 0;
  }

  .bento-about-text .text-display { margin-block: var(--space-sm) var(--space-md); }
  .bento-about-text .text-body + .text-body { margin-block-start: var(--space-sm); }

  .value-icon {
    font-size: 1.6rem;
    color: var(--color-secondary);
    margin-block-end: var(--space-sm);
  }
  .bento-about-value.surface-accent .value-icon { color: var(--color-accent); }
  .bento-about-value.surface-dark .value-icon { color: var(--color-secondary); }

  .value-title {
    font-weight: 700;
    margin-block-end: 0.35rem;
  }
  .bento-about-value.surface-accent .value-title,
  .bento-about-value.surface-dark .value-title { color: #ffffff; }
  .bento-about-value.surface-accent .value-text,
  .bento-about-value.surface-dark .value-text { color: rgba(255,255,255,0.75); }

  .course-icon-wrap {
    inline-size: 48px;
    block-size: 48px;
    border-radius: var(--radius-md);
    background-color: color-mix(in srgb, var(--color-primary) 12%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-block-end: var(--space-sm);
    transition: background-color var(--transition-base);
  }
  .bento-cell:hover .course-icon-wrap { background-color: var(--color-primary); }
  .course-icon {
    font-size: 1.3rem;
    color: var(--color-primary);
    transition: color var(--transition-base);
  }
  .bento-cell:hover .course-icon { color: #ffffff; }

  .course-title {
    font-weight: 700;
    color: var(--color-text-primary);
    margin-block-end: 0.5rem;
  }
  .surface-accent .course-title,
  .surface-dark .course-title { color: #ffffff; }
  .surface-accent .course-icon-wrap { background-color: rgba(255,255,255,0.18); }
  .surface-accent .course-icon { color: #ffffff; }
  .surface-dark .course-icon-wrap { background-color: rgba(255,255,255,0.1); }
  .surface-dark .course-icon { color: var(--color-accent); }

  .course-desc { color: var(--color-text-muted); margin-block-end: var(--space-sm); }
  .surface-accent .course-desc,
  .surface-dark .course-desc { color: rgba(255,255,255,0.72); }

  .course-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }

  .course-card-tall {
    min-block-size: 300px;
    padding: 0;
  }
  .course-bg-img {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
    transition: transform var(--transition-slow);
  }
  .course-card-tall:hover .course-bg-img { transform: scale(1.05); }
  .course-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(transparent 30%, rgba(10,10,20,0.88) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-lg);
  }
  .course-overlay .course-title { color: #ffffff; font-size: var(--font-size-md); }
  .course-overlay .course-desc { color: rgba(255,255,255,0.75); }

  .process-step { min-block-size: 200px; }
  .process-visual { min-block-size: 400px; padding: 0; }

  .process-number {
    display: block;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    color: color-mix(in srgb, var(--color-primary) 18%, transparent);
    line-height: 1;
    margin-block-end: var(--space-sm);
  }
  .surface-accent .process-number,
  .surface-dark .process-number { color: rgba(255,255,255,0.18); }

  .process-icon {
    font-size: 1.6rem;
    color: var(--color-primary);
    margin-block-end: var(--space-sm);
  }
  .surface-accent .process-icon { color: var(--color-accent); }
  .surface-dark .process-icon { color: var(--color-secondary); }

  .process-title {
    font-weight: 700;
    color: var(--color-text-primary);
    margin-block-end: 0.5rem;
  }
  .surface-accent .process-title,
  .surface-dark .process-title { color: #ffffff; }

  .process-desc { color: var(--color-text-muted); }
  .surface-accent .process-desc,
  .surface-dark .process-desc { color: rgba(255,255,255,0.72); }

  .accordion-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
  }

  .accordion-header-col .text-display { margin-block: var(--space-sm) var(--space-md); }
  .accordion-header-col .text-body { color: var(--color-text-secondary); margin-block-end: var(--space-lg); }

  .accordion-img {
    inline-size: 100%;
    block-size: 260px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
  }

  .accordion-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  .accordion-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: box-shadow var(--transition-base);
  }
  .accordion-item[open] {
    box-shadow: var(--shadow-md);
  }
  .accordion-item[open] .accordion-chevron {
    transform: rotate(180deg);
  }

  .accordion-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    cursor: pointer;
    user-select: none;
    transition: background-color var(--transition-fast);
    gap: var(--space-sm);
  }
  .accordion-summary:hover {
    background-color: color-mix(in srgb, var(--color-primary) 5%, transparent);
  }
  .accordion-item[open] .accordion-summary {
    border-block-end: 1px solid var(--color-border);
  }

  .accordion-title-wrap {
    display: flex;
    align-items: center;
    gap: 0.85rem;
  }

  .accordion-icon {
    font-size: 1.1rem;
    color: var(--color-primary);
    inline-size: 20px;
    flex-shrink: 0;
  }

  .accordion-title {
    font-weight: 700;
    color: var(--color-text-primary);
  }

  .accordion-chevron {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    transition: transform var(--transition-base);
    flex-shrink: 0;
  }

  .accordion-body {
    padding: var(--space-md) var(--space-lg);
  }
  .accordion-body .text-caption {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    line-height: 1.7;
  }

  .visual-break-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-md);
    min-block-size: 280px;
  }
  .visual-break-text .text-display { font-size: var(--font-size-xl); color: #ffffff; }
  .visual-break-text .text-body { color: rgba(255,255,255,0.8); }

  .visual-break-img,
  .visual-break-img2 {
    min-block-size: 220px;
    padding: 0;
    overflow: hidden;
  }

  .visual-break-feature {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
    min-block-size: 140px;
    justify-content: center;
  }

  .feature-icon {
    font-size: 1.4rem;
    color: var(--color-primary);
    margin-block-end: 0.25rem;
  }
  .surface-dark .feature-icon { color: var(--color-accent); }

  .feature-label {
    font-weight: 700;
    color: var(--color-text-primary);
  }
  .surface-dark .feature-label { color: #ffffff; }

  .feature-sub { color: var(--color-text-muted); }
  .surface-dark .feature-sub { color: rgba(255,255,255,0.6); }

  .contact-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--bento-gap);
    margin-block-end: var(--space-xl);
  }

  .contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
  }
  .contact-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
  }

  .contact-card-icon {
    inline-size: 56px;
    block-size: 56px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.2rem;
    box-shadow: var(--shadow-accent);
  }

  .contact-card-label { text-transform: uppercase; letter-spacing: 0.1em; font-size: var(--font-size-xs); }

  .contact-card-value {
    font-weight: 700;
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
  }

  .contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
  }

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

  .form-heading {
    font-weight: 700;
    color: var(--color-text-primary);
    margin-block-end: var(--space-lg);
    font-size: var(--font-size-lg);
  }

  .form-step { display: flex; flex-direction: column; gap: var(--space-md); }
  .form-step.hidden { display: none; }

  .step-indicator {
    display: flex;
    align-items: center;
    gap: 0;
    margin-block-end: var(--space-xs);
  }

  .step-dot {
    inline-size: 28px;
    block-size: 28px;
    border-radius: var(--radius-full);
    background-color: var(--color-surface-inset);
    border: 2px solid var(--color-border-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--color-text-muted);
    transition: background-color var(--transition-base), border-color var(--transition-base), color var(--transition-base);
    flex-shrink: 0;
  }
  .step-dot.active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
  }
  .step-dot.done {
    background-color: var(--color-secondary);
    border-color: var(--color-secondary);
    color: #ffffff;
  }

  .step-line {
    flex: 1;
    block-size: 2px;
    background-color: var(--color-border-strong);
    transition: background-color var(--transition-base);
  }
  .step-line.active { background-color: var(--color-secondary); }

  .step-label { color: var(--color-text-muted); font-weight: 600; }

  .field-group { display: flex; flex-direction: column; gap: 0.4rem; }

  .field-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
  }

  .field-input {
    inline-size: 100%;
    padding-block: 0.8rem;
    padding-inline: 1rem;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--color-border-strong);
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    min-block-size: 44px;
    appearance: none;
  }
  .field-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
  }
  .field-input::placeholder { color: var(--color-text-muted); }

  .field-select { cursor: pointer; }

  .field-textarea {
    resize: vertical;
    min-block-size: 120px;
    line-height: 1.6;
  }

  .field-check {
    flex-direction: row;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .field-checkbox {
    inline-size: 20px;
    block-size: 20px;
    border-radius: var(--radius-xs);
    border: 1.5px solid var(--color-border-strong);
    flex-shrink: 0;
    margin-block-start: 0.1rem;
    accent-color: var(--color-primary);
    cursor: pointer;
  }

  .field-check-label { flex: 1; line-height: 1.5; cursor: pointer; }

  .form-nav {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    justify-content: flex-end;
    padding-block-start: var(--space-sm);
    border-block-start: 1px solid var(--color-border);
  }

  .contact-map-wrap {
    border-radius: var(--radius-xl);
    overflow: hidden;
    block-size: 500px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
  }

  .contact-map {
    inline-size: 100%;
    block-size: 100%;
    border: none;
    display: block;
  }

  .site-footer {
    padding-block: var(--space-2xl) var(--space-xl);
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-xl);
    padding-block-end: var(--space-xl);
    border-block-end: 1px solid rgba(255,255,255,0.1);
    margin-block-end: var(--space-lg);
  }

  .footer-logo { margin-block-end: var(--space-sm); }
  .footer-logo .logo-text { color: var(--color-text-on-dark); }

  .logo-img-footer { block-size: 32px; }

  .footer-tagline { color: rgba(255,255,255,0.55); max-inline-size: 280px; }

  .footer-nav-title {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 700;
    color: rgba(255,255,255,0.45);
    margin-block-end: var(--space-md);
  }

  .footer-nav-list { display: flex; flex-direction: column; gap: 0.65rem; }

  .footer-link {
    color: rgba(255,255,255,0.65);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-decoration: none;
    transition: color var(--transition-fast);
  }
  .footer-link:hover { color: #ffffff; }

  .footer-address { display: flex; flex-direction: column; gap: 0.65rem; }
  .footer-address .text-caption { color: rgba(255,255,255,0.65); display: flex; align-items: center; gap: 0.5rem; }
  .footer-address .footer-link { color: rgba(255,255,255,0.65); }
  .footer-address .footer-link:hover { color: #ffffff; }

  .footer-contact-icon { color: var(--color-secondary); inline-size: 14px; }

  .footer-bottom {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: space-between;
    align-items: center;
  }
  .footer-copy { color: rgba(255,255,255,0.4); }
  .footer-disclaimer { color: rgba(255,255,255,0.3); font-size: var(--font-size-xs); max-inline-size: 480px; text-align: end; }

  #cookie-bar {
    background: linear-gradient(135deg, var(--color-surface-dark), color-mix(in srgb, var(--color-primary) 30%, var(--color-surface-dark)));
    color: rgba(255,255,255,0.9);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    padding-block: 0.7rem;
    padding-inline: clamp(1rem, 4vw, 2.5rem);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    flex-wrap: wrap;
    overflow: hidden;
    max-block-size: 200px;
    transition: max-block-size 0.4s ease, padding 0.4s ease, opacity 0.4s ease;
    position: relative;
    z-index: 1000;
  }
  #cookie-bar.hidden {
    max-block-size: 0;
    padding-block: 0;
    opacity: 0;
    pointer-events: none;
  }

  .cookie-text { flex: 1; min-inline-size: 200px; line-height: 1.5; }
  .cookie-text a { color: var(--color-accent); text-decoration: underline; }

  .cookie-actions { display: flex; gap: 0.6rem; flex-shrink: 0; flex-wrap: wrap; }

  .cookie-btn-accept {
    padding-block: 0.45rem;
    padding-inline: 1.1rem;
    background-color: var(--color-primary);
    color: #ffffff;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    font-family: var(--font-family);
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    min-block-size: 36px;
  }
  .cookie-btn-accept:hover { background-color: var(--color-primary-hover); transform: translateY(-1px); }

  .cookie-btn-decline {
    padding-block: 0.45rem;
    padding-inline: 1.1rem;
    background-color: transparent;
    color: rgba(255,255,255,0.7);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    font-family: var(--font-family);
    border: 1px solid rgba(255,255,255,0.25);
    cursor: pointer;
    transition: color var(--transition-fast), border-color var(--transition-fast);
    min-block-size: 36px;
  }
  .cookie-btn-decline:hover { color: #ffffff; border-color: rgba(255,255,255,0.5); }

  .page-wrapper {
    min-block-size: 100dvh;
    display: flex;
    flex-direction: column;
  }
  .page-wrapper main { flex: 1; }

  .legal-page {
    padding-block-start: calc(var(--header-height) + 2rem);
    padding-block-end: var(--space-3xl);
  }

  .legal-hero {
    background: linear-gradient(135deg, var(--color-bg) 0%, color-mix(in srgb, var(--color-primary) 5%, var(--color-bg)) 100%);
    padding-block: var(--space-2xl);
    margin-block-end: var(--space-2xl);
    border-block-end: 1px solid var(--color-border);
  }

  .legal-hero .text-caption { color: var(--color-primary); margin-block-end: var(--space-sm); display: block; }
  .legal-hero .text-display { margin-block-end: var(--space-sm); }
  .legal-hero .text-body { color: var(--color-text-muted); }

  .legal-content {
    max-inline-size: 760px;
    margin-inline: auto;
  }

  .legal-section {
    margin-block-end: var(--space-2xl);
  }

  .legal-question {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-block-end: var(--space-md);
    padding-block-end: var(--space-sm);
    border-block-end: 2px solid var(--color-primary);
    display: inline-block;
  }

  .legal-answer p {
    color: var(--color-text-secondary);
    line-height: 1.75;
    margin-block-end: var(--space-sm);
    font-size: var(--font-size-base);
  }
  .legal-answer p:last-child { margin-block-end: 0; }

  .legal-answer ul {
    list-style: disc;
    padding-inline-start: 1.5rem;
    color: var(--color-text-secondary);
    line-height: 1.75;
    margin-block-end: var(--space-sm);
  }
  .legal-answer ul li { margin-block-end: 0.4rem; }

  .thanks-page {
    padding-block-start: calc(var(--header-height) + 3rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-block-size: 70vh;
    gap: var(--space-lg);
  }

  .thanks-icon {
    font-size: 3rem;
    color: var(--color-secondary);
    margin-block-end: var(--space-sm);
  }

  .thanks-countdown {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-primary);
  }

  .thanks-return {
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 3px;
    font-size: var(--font-size-md);
    transition: color var(--transition-fast);
  }
  .thanks-return:hover { color: var(--color-primary-hover); }

  @media (min-width: 1024px) {
    .nav-cta { display: inline-flex; }
    .hamburger { display: none; }
  }

  @media (max-width: 1023px) {
    .nav-links { display: none; }
    .nav-cta { display: none; }

    .hero-inner {
      grid-template-columns: 1fr;
      min-block-size: auto;
      padding-block: var(--space-lg);
    }
    .hero-bento { display: none; }

    .accordion-layout {
      grid-template-columns: 1fr;
      gap: var(--space-lg);
    }
    .accordion-img { display: none; }

    .contact-layout {
      grid-template-columns: 1fr;
    }
    .contact-map-wrap { block-size: 300px; }

    .footer-grid {
      grid-template-columns: 1fr 1fr;
      gap: var(--space-lg);
    }
    .footer-brand { grid-column: span 2; }
  }

  @media (max-width: 768px) {
    .contact-cards {
      grid-template-columns: 1fr;
    }

    .footer-grid {
      grid-template-columns: 1fr;
    }
    .footer-brand { grid-column: span 1; }

    .footer-bottom {
      flex-direction: column;
      align-items: flex-start;
    }
    .footer-disclaimer { text-align: start; }

    .contact-form-wrap { padding: var(--space-md); }
    .contact-form-wrap .form-heading { font-size: var(--font-size-md); }
  }

  @media (max-width: 480px) {
    .hero-actions { flex-direction: column; align-items: flex-start; }
    .action-primary, .action-ghost { inline-size: 100%; justify-content: center; }
    .hero-heading { letter-spacing: -0.03em; }
  }
}

@layer utilities {
  .visually-hidden {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
  }
}