/* ============================================
   LAYER RIDGE CREATIONS — Design System
   Palette: Ford Focus RS Blue + Charcoal + White + Grey
   Fonts: Boska (display) + Work Sans (body)
   ============================================ */

:root,
[data-theme='light'] {
  /* Surfaces — dark-leaning light mode */
  --color-bg: #f4f5f7;
  --color-surface: #ffffff;
  --color-surface-2: #f9fafb;
  --color-surface-offset: #eceef2;
  --color-surface-dynamic: #e2e5eb;
  --color-divider: #d4d8e0;
  --color-border: #c8cdd8;

  --color-text: #111318;
  --color-text-muted: #555c6b;
  --color-text-faint: #9ca3af;
  --color-text-inverse: #ffffff;

  /* Ford Focus RS Blue primary */
  --color-primary: #0038d1;
  --color-primary-hover: #0030b8;
  --color-primary-active: #00269a;
  --color-primary-highlight: #dce5ff;
  --color-primary-light: #2757e8;
  --color-primary-vivid: #0040ff;

  /* Mid blue accent */
  --color-accent: #1a6bff;
  --color-accent-hover: #0052e6;
  --color-accent-light: #ccd9ff;

  /* Grey for secondary elements */
  --color-grey: #6b7280;
  --color-grey-light: #e5e7eb;
  --color-grey-dark: #374151;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 56, 209, 0.12);
  --shadow-lg: 0 12px 40px rgba(0, 56, 209, 0.18);
  --shadow-blue: 0 0 0 3px rgba(0, 64, 255, 0.25);

  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-hero: clamp(3rem, 0.5rem + 7vw, 7rem);

  --font-display: 'Boska', 'Georgia', serif;
  --font-body: 'Work Sans', 'Helvetica Neue', sans-serif;
}

/* ── DARK MODE — proper dark theme ── */
[data-theme='dark'] {
  --color-bg: #0c0e12;
  --color-surface: #13161c;
  --color-surface-2: #181c24;
  --color-surface-offset: #1c2028;
  --color-surface-dynamic: #222839;
  --color-divider: #1e2435;
  --color-border: #252d42;

  --color-text: #e8eaf0;
  --color-text-muted: #8b93a8;
  --color-text-faint: #4a5168;
  --color-text-inverse: #0c0e12;

  --color-primary: #3d6bff;
  --color-primary-hover: #2555f0;
  --color-primary-active: #1040d0;
  --color-primary-highlight: #0e1e4a;
  --color-primary-light: #6088ff;
  --color-primary-vivid: #4070ff;

  --color-accent: #4d7fff;
  --color-accent-hover: #3366f0;
  --color-accent-light: #0e1e4a;

  --color-grey: #8b93a8;
  --color-grey-light: #1c2028;
  --color-grey-dark: #c8cfe0;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg: 0 12px 40px rgba(0, 40, 160, 0.4);
  --shadow-blue: 0 0 0 3px rgba(60, 100, 255, 0.3);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0c0e12;
    --color-surface: #13161c;
    --color-surface-2: #181c24;
    --color-surface-offset: #1c2028;
    --color-surface-dynamic: #222839;
    --color-divider: #1e2435;
    --color-border: #252d42;
    --color-text: #e8eaf0;
    --color-text-muted: #8b93a8;
    --color-text-faint: #4a5168;
    --color-text-inverse: #0c0e12;
    --color-primary: #3d6bff;
    --color-primary-hover: #2555f0;
    --color-primary-active: #1040d0;
    --color-primary-highlight: #0e1e4a;
    --color-primary-light: #6088ff;
    --color-primary-vivid: #4070ff;
    --color-accent: #4d7fff;
    --color-accent-hover: #3366f0;
    --color-accent-light: #0e1e4a;
    --color-grey: #8b93a8;
    --color-grey-light: #1c2028;
    --color-grey-dark: #c8cfe0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.5);
    --shadow-lg: 0 12px 40px rgba(0,40,160,0.4);
    --shadow-blue: 0 0 0 3px rgba(60,100,255,0.3);
  }
}

/* ── Base Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}
body {
  min-height: 100dvh;
  line-height: 1.65;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color 0.3s ease, color 0.3s ease;
}
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.12; font-family: var(--font-display); }
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }
::selection { background: rgba(0, 64, 255, 0.2); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
button { cursor: pointer; background: none; border: none; }
a, button, [role='button'], input, textarea, select {
  transition: color var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), opacity var(--transition);
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }

/* ── Layout ── */
.container { width: 100%; max-width: var(--content-wide); margin-inline: auto; padding-inline: clamp(var(--space-5), 5vw, var(--space-16)); }
.container--narrow { max-width: var(--content-narrow); }
.container--default { max-width: var(--content-default); }
.section { padding-block: clamp(var(--space-12), 8vw, var(--space-32)); }
.section--sm { padding-block: clamp(var(--space-8), 5vw, var(--space-20)); }

/* ── Navigation ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 90%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow var(--transition), background 0.3s ease;
}
.site-header--scrolled { box-shadow: 0 2px 20px rgba(0,56,209,0.1); }
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: var(--space-6);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}
.nav-logo-mark { flex-shrink: 0; }
.nav-logo-text {
  font-family: var(--font-display);
  font-size: clamp(1rem, 0.9rem + 0.5vw, 1.2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.nav-logo-sub {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
}
.nav-links { display: flex; align-items: center; gap: var(--space-8); list-style: none; }
.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.nav-links a:hover { color: var(--color-text); }
.nav-links a.active { color: var(--color-primary); }
.nav-actions { display: flex; align-items: center; gap: var(--space-3); }
.btn-icon {
  display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  background: transparent;
  border: 1px solid transparent;
}
.btn-icon:hover { background: var(--color-surface-offset); color: var(--color-text); }
.nav-toggle { display: none; }
.nav-mobile-menu {
  display: none;
  position: fixed;
  inset: 68px 0 0 0;
  background: var(--color-bg);
  padding: var(--space-8) var(--space-6);
  flex-direction: column;
  gap: var(--space-2);
  z-index: 99;
  border-top: 1px solid var(--color-divider);
}
.nav-mobile-menu.open { display: flex; }
.nav-mobile-menu a {
  font-size: var(--text-lg);
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
}
.nav-mobile-menu a:hover { color: var(--color-primary); }
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.65em 1.5em;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); box-shadow: var(--shadow-blue); }
.btn-accent {
  background: var(--color-primary-vivid);
  color: #fff;
  border-color: var(--color-primary-vivid);
}
.btn-accent:hover { background: var(--color-primary); border-color: var(--color-primary); box-shadow: var(--shadow-blue); }
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: var(--color-border);
}
.btn-ghost:hover { color: var(--color-text); background: var(--color-surface-offset); border-color: var(--color-surface-dynamic); }
.btn-white {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
}
.btn-white:hover { background: rgba(255,255,255,0.88); }
.btn-lg { padding: 0.8em 2em; font-size: var(--text-base); }
.btn-sm { padding: 0.4em 1em; font-size: var(--text-xs); }

/* ── Cards ── */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--color-primary-highlight); }
.card-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.card-img--square { aspect-ratio: 1; }
.card-body { padding: var(--space-5) var(--space-6); }
.card-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
.card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: 1.2;
}
.card-desc { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.6; max-width: 100%; }
.card-price { font-size: var(--text-base); font-weight: 700; color: var(--color-primary); margin-top: var(--space-3); }
.card-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ── Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.25em 0.75em;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.badge-blue { background: var(--color-primary-highlight); color: var(--color-primary); }
.badge-grey { background: var(--color-grey-light); color: var(--color-grey-dark); }
.badge-new { background: var(--color-primary); color: #fff; }
.badge-white { background: rgba(255,255,255,0.15); color: #fff; border: 1px solid rgba(255,255,255,0.3); }

/* ── Section Typography ── */
.section-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-4);
}
.section-title--sm { font-size: var(--text-xl); }
.section-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
  max-width: 58ch;
  margin-bottom: var(--space-8);
}

/* ── Divider ── */
.divider { border: none; height: 1px; background: var(--color-divider); margin-block: var(--space-12); }
.divider--sm { margin-block: var(--space-6); }

/* ── Feature strip ── */
.features-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  align-items: center;
  justify-content: center;
  padding: var(--space-10) 0;
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}
.feature-item { display: flex; align-items: center; gap: var(--space-3); font-size: var(--text-sm); font-weight: 500; color: var(--color-text-muted); }
.feature-item svg { color: var(--color-primary); flex-shrink: 0; }

/* ── Footer ── */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-8);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}
.footer-brand p { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-4); line-height: 1.7; max-width: 32ch; }
.footer-col-title { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text); margin-bottom: var(--space-4); }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: var(--space-2); }
.footer-links a { font-size: var(--text-sm); color: var(--color-text-muted); text-decoration: none; }
.footer-links a:hover { color: var(--color-primary); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--space-4);
  padding-top: var(--space-8); border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs); color: var(--color-text-faint);
}
.footer-bottom a { color: var(--color-text-muted); text-decoration: none; }
.footer-bottom a:hover { color: var(--color-primary); }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); } }
@media (max-width: 540px) { .footer-grid { grid-template-columns: 1fr; } .footer-bottom { flex-direction: column; text-align: center; } }

/* ── Scroll reveal ── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.55s cubic-bezier(0.16, 1, 0.3, 1), transform 0.55s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ── Toast ── */
.toast {
  position: fixed; bottom: var(--space-6); right: var(--space-6);
  background: var(--color-primary); color: #fff;
  padding: var(--space-3) var(--space-5); border-radius: var(--radius-md);
  font-size: var(--text-sm); font-weight: 600;
  box-shadow: var(--shadow-lg);
  transform: translateY(80px); opacity: 0;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s;
  z-index: 999; pointer-events: none;
}
.toast.show { transform: translateY(0); opacity: 1; }

/* ── Blue glow accent line ── */
.blue-line {
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}