/* Glarben Prism Design System — unique layered architecture */
@layer reset, tokens, base, layout, components, utilities;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
  img, svg { display: block; max-width: 100%; height: auto; }
  button, input, select, textarea { font: inherit; }
}

@layer tokens {
  :root {
    --glr-ink: #0a1f1f;
    --glr-ink-soft: #2d4a4a;
    --glr-ink-muted: #5a7373;
    --glr-surface: #f4f7f6;
    --glr-surface-raised: #ffffff;
    --glr-teal-deep: #0d4f4f;
    --glr-teal-mid: #167272;
    --glr-teal-light: #e0f0ef;
    --glr-amber: #e8a838;
    --glr-amber-soft: #f5d491;
    --glr-border: #c8d8d6px;
    --glr-border: #c8d8d8;
    --glr-radius-sm: 6px;
    --glr-radius-md: 14px;
    --glr-radius-lg: 28px;
    --glr-shadow: 0 8px 32px rgba(13, 79, 79, 0.10);
    --glr-shadow-lg: 0 20px 60px rgba(13, 79, 79, 0.14);
    --glr-font-display: 'DM Sans', system-ui, sans-serif;
    --glr-font-body: 'Source Serif 4', Georgia, serif;
    --glr-max-width: 1180px;
    --glr-header-h: 72px;
    --glr-transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  }
}

@layer base {
  body {
    font-family: var(--glr-font-body);
    font-size: 1.0625rem;
    line-height: 1.72;
    color: var(--glr-ink-soft);
    background: var(--glr-surface);
  }
  h1, h2, h3, h4 {
    font-family: var(--glr-font-display);
    color: var(--glr-ink);
    line-height: 1.25;
    font-weight: 700;
  }
  h1 { font-size: clamp(2rem, 4vw, 3rem); }
  h2 { font-size: clamp(1.5rem, 3vw, 2.125rem); margin-bottom: 1rem; }
  h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }
  p { margin-bottom: 1.1rem; }
  a { color: var(--glr-teal-mid); text-decoration-thickness: 1px; text-underline-offset: 3px; }
  a:hover { color: var(--glr-teal-deep); }
  ul, ol { margin: 0 0 1.1rem 1.4rem; }
  li { margin-bottom: 0.45rem; }
}

@layer layout {
  .glr-shell { min-height: 100vh; display: flex; flex-direction: column; }
  .glr-wrap { width: min(var(--glr-max-width), 92vw); margin-inline: auto; }
  .glr-section { padding-block: clamp(3rem, 6vw, 5.5rem); }
  .glr-section--diagonal {
    position: relative;
    background: var(--glr-surface-raised);
    clip-path: polygon(0 4%, 100% 0, 100% 96%, 0 100%);
    padding-block: clamp(4rem, 7vw, 6.5rem);
  }
  .glr-section--teal { background: var(--glr-teal-deep); color: #e8f4f3; }
  .glr-section--teal h2, .glr-section--teal h3 { color: #fff; }
  .glr-section--teal p, .glr-section--teal li { color: #c5e0de; }
  .glr-grid-2 { display: grid; gap: 2.5rem; }
  @media (min-width: 768px) { .glr-grid-2 { grid-template-columns: 1fr 1fr; align-items: center; } }
  .glr-grid-3 { display: grid; gap: 1.75rem; }
  @media (min-width: 768px) { .glr-grid-3 { grid-template-columns: repeat(3, 1fr); } }
  .glr-bento {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: minmax(140px, auto);
  }
  .glr-bento__cell {
    background: var(--glr-surface-raised);
    border-radius: var(--glr-radius-md);
    padding: 1.75rem;
    box-shadow: var(--glr-shadow);
    border: 1px solid var(--glr-border);
  }
  .glr-bento__cell--wide { grid-column: span 4; }
  .glr-bento__cell--tall { grid-row: span 2; }
  .glr-bento__cell--accent { background: var(--glr-teal-light); border-color: var(--glr-teal-mid); }
  @media (max-width: 767px) {
    .glr-bento { grid-template-columns: 1fr; }
    .glr-bento__cell--wide, .glr-bento__cell--tall { grid-column: span 1; grid-row: span 1; }
  }
}

@layer components {
  /* Header */
  .glr-header {
    position: sticky; top: 0; z-index: 100;
    height: var(--glr-header-h);
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glr-border);
  }
  .glr-header__inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 100%;
  }
  .glr-logo {
    font-family: var(--glr-font-display);
    font-weight: 800; font-size: 1.35rem;
    color: var(--glr-teal-deep);
    text-decoration: none;
    letter-spacing: -0.02em;
  }
  .glr-logo span { color: var(--glr-amber); }
  .glr-nav { display: flex; gap: 1.75rem; align-items: center; list-style: none; margin: 0; }
  .glr-nav a {
    font-family: var(--glr-font-display);
    font-size: 0.9rem; font-weight: 500;
    color: var(--glr-ink-soft); text-decoration: none;
    transition: color var(--glr-transition);
  }
  .glr-nav a:hover, .glr-nav a[aria-current="page"] { color: var(--glr-teal-deep); }
  .glr-nav__cta {
    background: var(--glr-teal-deep); color: #fff !important;
    padding: 0.55rem 1.25rem; border-radius: var(--glr-radius-sm);
  }
  .glr-nav__cta:hover { background: var(--glr-teal-mid); color: #fff !important; }
  .glr-burger {
    display: none; background: none; border: none; cursor: pointer;
    width: 36px; height: 36px; position: relative;
  }
  .glr-burger span, .glr-burger span::before, .glr-burger span::after {
    display: block; width: 22px; height: 2px; background: var(--glr-teal-deep);
    position: absolute; left: 7px; transition: var(--glr-transition);
  }
  .glr-burger span { top: 17px; }
  .glr-burger span::before { content: ''; top: -7px; }
  .glr-burger span::after { content: ''; top: 7px; }
  @media (max-width: 900px) {
    .glr-burger { display: block; }
    .glr-nav {
      position: fixed; inset: var(--glr-header-h) 0 0 0;
      background: var(--glr-surface-raised);
      flex-direction: column; padding: 2rem;
      transform: translateX(100%); transition: transform var(--glr-transition);
    }
    .glr-nav.is-open { transform: translateX(0); }
  }

  /* Hero */
  .glr-hero {
    padding-block: clamp(3.5rem, 8vw, 7rem);
    background: linear-gradient(135deg, var(--glr-teal-deep) 0%, #0a3535 60%, #062828 100%);
    color: #fff; overflow: hidden; position: relative;
  }
  .glr-hero::after {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse at 80% 20%, rgba(232,168,56,0.15) 0%, transparent 60%);
    pointer-events: none;
  }
  .glr-hero__grid { display: grid; gap: 3rem; align-items: center; position: relative; z-index: 1; }
  @media (min-width: 768px) { .glr-hero__grid { grid-template-columns: 1fr 1fr; } }
  .glr-hero h1 { color: #fff; margin-bottom: 1.25rem; }
  .glr-hero p { color: #b8d8d5; font-size: 1.125rem; }
  .glr-hero__img { border-radius: var(--glr-radius-lg); box-shadow: var(--glr-shadow-lg); }

  /* Buttons */
  .glr-btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    font-family: var(--glr-font-display);
    font-weight: 600; font-size: 0.95rem;
    padding: 0.85rem 1.75rem; border-radius: var(--glr-radius-sm);
    border: none; cursor: pointer; text-decoration: none;
    transition: all var(--glr-transition);
  }
  .glr-btn--primary { background: var(--glr-amber); color: var(--glr-ink); }
  .glr-btn--primary:hover { background: var(--glr-amber-soft); color: var(--glr-ink); }
  .glr-btn--outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.4); }
  .glr-btn--outline:hover { border-color: #fff; background: rgba(255,255,255,0.08); color: #fff; }
  .glr-btn--teal { background: var(--glr-teal-deep); color: #fff; }
  .glr-btn--teal:hover { background: var(--glr-teal-mid); color: #fff; }
  .glr-btn-group { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.75rem; }

  /* Cards */
  .glr-card {
    background: var(--glr-surface-raised);
    border-radius: var(--glr-radius-md);
    padding: 2rem;
    box-shadow: var(--glr-shadow);
    border: 1px solid var(--glr-border);
    transition: transform var(--glr-transition), box-shadow var(--glr-transition);
  }
  .glr-card:hover { transform: translateY(-4px); box-shadow: var(--glr-shadow-lg); }
  .glr-card__icon {
    width: 48px; height: 48px; border-radius: 12px;
    background: var(--glr-teal-light); color: var(--glr-teal-deep);
    display: grid; place-items: center; font-size: 1.4rem; margin-bottom: 1.25rem;
  }
  .glr-card--featured { border-color: var(--glr-amber); position: relative; }
  .glr-card--featured::before {
    content: 'Beliebt'; position: absolute; top: -12px; right: 1.5rem;
    background: var(--glr-amber); color: var(--glr-ink);
    font-family: var(--glr-font-display); font-size: 0.75rem; font-weight: 700;
    padding: 0.25rem 0.85rem; border-radius: 99px;
  }

  /* Pricing */
  .glr-price { font-family: var(--glr-font-display); font-size: 2.5rem; font-weight: 800; color: var(--glr-teal-deep); }
  .glr-price small { font-size: 1rem; font-weight: 500; color: var(--glr-ink-muted); }
  .glr-price-list { list-style: none; margin: 1.5rem 0; padding: 0; }
  .glr-price-list li {
    padding: 0.55rem 0; border-bottom: 1px solid var(--glr-border);
    display: flex; align-items: center; gap: 0.6rem;
  }
  .glr-price-list li::before { content: '✓'; color: var(--glr-teal-mid); font-weight: 700; }

  /* Form */
  .glr-form { display: grid; gap: 1.25rem; max-width: 640px; }
  .glr-field label {
    display: block; font-family: var(--glr-font-display);
    font-size: 0.875rem; font-weight: 600; color: var(--glr-ink); margin-bottom: 0.4rem;
  }
  .glr-field input, .glr-field select, .glr-field textarea {
    width: 100%; padding: 0.85rem 1rem;
    border: 1px solid var(--glr-border); border-radius: var(--glr-radius-sm);
    background: var(--glr-surface-raised); color: var(--glr-ink);
    transition: border-color var(--glr-transition);
  }
  .glr-field input:focus, .glr-field select:focus, .glr-field textarea:focus {
    outline: none; border-color: var(--glr-teal-mid);
    box-shadow: 0 0 0 3px rgba(22,114,114,0.15);
  }
  .glr-field textarea { min-height: 140px; resize: vertical; }
  .glr-field--check { display: flex; gap: 0.65rem; align-items: flex-start; }
  .glr-field--check input { width: auto; margin-top: 0.3rem; }
  .glr-field--check label { font-weight: 400; font-size: 0.875rem; }
  .glr-form-msg {
    padding: 1rem 1.25rem; border-radius: var(--glr-radius-sm);
    font-family: var(--glr-font-display); font-size: 0.9rem; display: none;
  }
  .glr-form-msg.is-visible { display: block; }
  .glr-form-msg--ok { background: #e6f5ee; color: #1a5c3a; border: 1px solid #a8d5bc; }
  .glr-form-msg--err { background: #fdecea; color: #8b2020; border: 1px solid #f0b8b8; }

  /* Footer */
  .glr-footer {
    background: var(--glr-ink);
    color: #9ab5b3;
    padding-block: 3.5rem 2rem;
    margin-top: auto;
  }
  .glr-footer h4 { color: #fff; font-size: 0.95rem; margin-bottom: 1rem; }
  .glr-footer a { color: #9ab5b3; text-decoration: none; }
  .glr-footer a:hover { color: var(--glr-amber); }
  .glr-footer__grid { display: grid; gap: 2.5rem; }
  @media (min-width: 768px) { .glr-footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
  .glr-footer__links { list-style: none; margin: 0; padding: 0; }
  .glr-footer__links li { margin-bottom: 0.5rem; }
  .glr-footer__bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    margin-top: 2.5rem; padding-top: 1.5rem;
    font-size: 0.85rem; display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  }

  /* Cookie banner */
  .glr-cookie {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 200;
    background: var(--glr-surface-raised);
    border-top: 1px solid var(--glr-border);
    box-shadow: 0 -8px 32px rgba(0,0,0,0.12);
    padding: 1.25rem;
    transform: translateY(100%); transition: transform var(--glr-transition);
  }
  .glr-cookie.is-visible { transform: translateY(0); }
  .glr-cookie__inner {
    display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between;
    max-width: var(--glr-max-width); margin-inline: auto;
  }
  .glr-cookie p { margin: 0; font-size: 0.875rem; flex: 1; min-width: 240px; }
  .glr-cookie__actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

  /* Legal pages */
  .glr-legal { max-width: 780px; }
  .glr-legal h2 { margin-top: 2.5rem; }
  .glr-legal h3 { margin-top: 1.75rem; color: var(--glr-teal-deep); }
  .glr-infographic { border-radius: var(--glr-radius-md); box-shadow: var(--glr-shadow); margin: 2rem 0; }
  .glr-stat-row { display: flex; flex-wrap: wrap; gap: 2rem; margin: 2rem 0; }
  .glr-stat { text-align: center; flex: 1; min-width: 120px; }
  .glr-stat strong {
    display: block; font-family: var(--glr-font-display);
    font-size: 2.25rem; color: var(--glr-teal-deep);
  }
  .glr-stat span { font-size: 0.875rem; color: var(--glr-ink-muted); }
  .glr-tag {
    display: inline-block; font-family: var(--glr-font-display);
    font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.06em; color: var(--glr-amber);
    background: rgba(232,168,56,0.12); padding: 0.3rem 0.75rem;
    border-radius: 99px; margin-bottom: 1rem;
  }
  .glr-page-hero {
    background: var(--glr-teal-light);
    padding-block: clamp(2.5rem, 5vw, 4rem);
    border-bottom: 1px solid var(--glr-border);
  }
  .glr-page-hero h1 { margin-bottom: 0.75rem; }
  .glr-page-hero p { color: var(--glr-ink-muted); max-width: 640px; }
  .glr-contact-box {
    background: var(--glr-teal-light); border-radius: var(--glr-radius-md);
    padding: 2rem; border: 1px solid var(--glr-border);
  }
  .glr-contact-box dt { font-family: var(--glr-font-display); font-weight: 600; color: var(--glr-ink); margin-top: 1rem; }
  .glr-contact-box dd { margin-left: 0; color: var(--glr-ink-soft); }
  .glr-faq-item { border-bottom: 1px solid var(--glr-border); padding-block: 1.25rem; }
  .glr-faq-item summary {
    font-family: var(--glr-font-display); font-weight: 600;
    cursor: pointer; color: var(--glr-ink); list-style: none;
    display: flex; justify-content: space-between; align-items: center;
  }
  .glr-faq-item summary::after { content: '+'; font-size: 1.25rem; color: var(--glr-teal-mid); }
  .glr-faq-item[open] summary::after { content: '−'; }
  .glr-faq-item p { margin-top: 0.85rem; }
}

@layer utilities {
  .glr-text-center { text-align: center; }
  .glr-mb-0 { margin-bottom: 0; }
  .glr-mt-2 { margin-top: 2rem; }
  .glr-sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
}