/* style.css — Swissqueya design tokens & components */

/* ============ FONTS ============ */
/* Inter is the mandated brand typeface — variable weight 300–900 */

/* ============ DESIGN TOKENS ============ */
:root, [data-theme='light'] {
  /* ---- Brand colors (verbindlich per Markenrichtlinien) ---- */
  --sq-signet-blau: #1c2d5f;
  --sq-dunkelblau: #152146;
  --sq-gold: #c9a46e;
  --sq-hell: #f5f2ed;
  --sq-grau: #8c8880;

  /* ---- Semantic surfaces (light) ---- */
  --color-bg: #f5f2ed;
  --color-surface: #fbfaf7;
  --color-surface-2: #ffffff;
  --color-surface-offset: #ede8e0;
  --color-surface-offset-2: #e4ddd2;
  --color-divider: #dcd4c6;
  --color-border: color-mix(in oklab, var(--sq-dunkelblau) 14%, transparent);

  /* ---- Text (light) ---- */
  --color-text: #152146;
  --color-text-muted: #4b527a;
  --color-text-faint: #8c8880;
  --color-text-inverse: #f5f2ed;

  /* ---- Primary accent = Signet Blau; Gold is decorative-only ---- */
  --color-primary: #1c2d5f;
  --color-primary-hover: #152146;
  --color-primary-active: #0e1730;
  --color-primary-highlight: color-mix(in oklab, var(--sq-signet-blau) 12%, var(--color-bg));

  --color-accent: var(--sq-gold);

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.9rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 3px oklch(0.15 0.03 260 / 0.08);
  --shadow-md: 0 8px 24px oklch(0.15 0.03 260 / 0.10);
  --shadow-lg: 0 20px 48px oklch(0.15 0.03 260 / 0.16);

  --content-narrow: 640px;
  --content-default: 980px;
  --content-wide: 1240px;
  --content-full: 100%;

  --font-display: 'Inter', 'Helvetica Neue', sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', sans-serif;

  --logo-a: var(--sq-signet-blau);
  --logo-b: var(--sq-gold);
}

/* ---- Fluid type scale ---- */
:root {
  --text-xs: clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.84rem + 0.2vw, 0.9375rem);
  --text-base: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  --text-lg: clamp(1.2rem, 1.1rem + 0.5vw, 1.4rem);
  --text-xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  --text-2xl: clamp(1.9rem, 1.5rem + 2vw, 2.9rem);
  --text-3xl: clamp(2.4rem, 1.6rem + 3vw, 3.6rem);
  --text-hero: clamp(2.6rem, 1.7rem + 3.6vw, 4.4rem);
}

/* ---- 4px spacing ---- */
:root {
  --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;
}

/* ============ TYPE ============ */
h1, h2, h3, h4 { font-family: var(--font-display); color: var(--color-text); }
h1 { font-weight: 900; }
h2 { font-weight: 900; }
h3 { font-weight: 600; }
h4 { font-weight: 600; }
p { font-weight: 300; }
body { font-weight: 300; }

.eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.eyebrow { color: var(--sq-dunkelblau); opacity: 0.72; }

.lede {
  font-size: var(--text-lg);
  font-weight: 300;
  color: var(--color-text-muted);
  max-width: 46ch;
}

.prose p { max-width: 68ch; }
.prose p + p { margin-top: var(--space-4); }
.prose a {
  color: var(--sq-signet-blau);
  text-decoration: underline;
  text-decoration-color: color-mix(in oklab, var(--sq-signet-blau) 35%, transparent);
  text-underline-offset: 2px;
}
.prose a:hover { color: var(--sq-dunkelblau); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--sq-signet-blau);
  font-weight: 600;
  text-decoration: none;
}
.link-arrow:hover { color: var(--sq-dunkelblau); }
.link-arrow span { transition: transform var(--transition-interactive); }
.link-arrow:hover span { transform: translateX(3px); }

.quote {
  font-size: var(--text-lg);
  font-style: italic;
  font-weight: 300;
  line-height: 1.5;
}

/* ============ LAYOUT ============ */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-5);
}
@media (min-width: 768px) { .container { padding-inline: var(--space-8); } }

.container--default { max-width: var(--content-default); }
.container--narrow { max-width: var(--content-narrow); }

.section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
}
.section--tight { padding-block: clamp(var(--space-10), 6vw, var(--space-20)); }
.section--dark { background: var(--sq-dunkelblau); color: var(--color-text-inverse); }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.section--dark .eyebrow { color: var(--sq-gold); opacity: 1; }
.section--surface { background: var(--color-surface); }

.grid { display: grid; gap: var(--space-8); }
@media (min-width: 860px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

.stack { display: flex; flex-direction: column; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ============ HEADER / NAV ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), background var(--transition-interactive);
}
.site-header--hidden { transform: translateY(-100%); }

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  gap: var(--space-6);
  max-width: 1360px;
  margin-inline: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  text-decoration: none;
}
.brand svg, .brand img { width: 30px; height: auto; aspect-ratio: 120 / 144.7; flex-shrink: 0; }
.brand-word {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--text-lg);
  letter-spacing: -0.01em;
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
  flex-wrap: nowrap;
}
.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding-block: var(--space-2);
  position: relative;
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--color-text); }
.nav-links a[aria-current="page"]::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--sq-gold);
  border-radius: var(--radius-full);
}

@media (min-width: 960px) {
  .nav-links { display: flex; }
}

.nav-actions { display: flex; align-items: center; gap: var(--space-3); }
.nav-actions .btn-primary { display: none; }
@media (min-width: 960px) { .nav-actions .btn-primary { display: inline-flex; } }

.nav-toggle {
  display: inline-flex;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border-radius: var(--radius-md);
}
@media (min-width: 960px) { .nav-toggle { display: none; } }
.nav-toggle svg { width: 22px; height: 22px; }

.mobile-menu {
  position: fixed;
  inset: 0;
  top: 68px;
  background: var(--color-bg);
  z-index: 99;
  padding: var(--space-8) var(--space-5);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}
.mobile-menu.is-open { transform: translateX(0); }
.mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-2); }
.mobile-menu a:not(.btn) {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
.mobile-menu .btn { margin-top: var(--space-8); width: 100%; justify-content: center; text-decoration: none; }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  white-space: nowrap;
  min-height: 44px;
}
.btn-primary {
  background: var(--sq-signet-blau);
  color: #fff;
}
.btn-primary:hover { background: var(--sq-dunkelblau); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}
.btn-secondary:hover { border-color: var(--sq-signet-blau); background: var(--color-surface-offset); }

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  padding-inline: var(--space-2);
}
.btn-ghost:hover { color: var(--sq-gold); }

/* ============ HERO ============ */
.hero {
  position: relative;
  padding-block: clamp(var(--space-20), 14vw, 9rem) clamp(var(--space-16), 8vw, var(--space-24));
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(60% 55% at 82% 8%, color-mix(in oklab, var(--sq-gold) 22%, transparent), transparent 70%),
    radial-gradient(70% 60% at 8% 100%, color-mix(in oklab, var(--sq-signet-blau) 16%, transparent), transparent 70%);
  pointer-events: none;
}
.hero-arc {
  position: absolute;
  right: -8%;
  top: 8%;
  width: min(52vw, 620px);
  opacity: 0.5;
  z-index: 0;
  pointer-events: none;
}

.hero-content { position: relative; z-index: 1; max-width: 780px; }
.hero-content .eyebrow { display: block; margin-bottom: var(--space-5); }
.hero-content h1 {
  font-size: var(--text-hero);
  letter-spacing: -0.015em;
  margin-bottom: var(--space-6);
}
.hero-content .lede { font-size: var(--text-lg); margin-bottom: var(--space-3); }
.hero-position {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--sq-gold);
  margin-bottom: var(--space-8);
  letter-spacing: 0.02em;
}
.hero-position { color: var(--sq-signet-blau); }
.hero-ctas { display: flex; flex-wrap: wrap; gap: var(--space-4); }

/* ============ CARDS ============ */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}

/* ============ DIMENSIONS WHEEL ============ */
.dims {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
@media (min-width: 700px) { .dims { grid-template-columns: repeat(5, 1fr); gap: var(--space-3); } }

.dim-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-5);
  cursor: pointer;
  text-align: left;
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-height: 168px;
  position: relative;
}
.dim-card:hover, .dim-card[aria-expanded="true"] { border-color: var(--sq-gold); box-shadow: var(--shadow-sm); }
.dim-card .dim-index { font-size: var(--text-xs); color: var(--color-text-faint); font-weight: 600; }
.dim-card .dim-name { font-family: var(--font-display); font-weight: 900; font-size: var(--text-lg); }
.dim-card .dim-sub { font-size: var(--text-xs); color: var(--color-text-muted); line-height: 1.5; }
.dim-card .dim-detail {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height var(--transition-interactive), opacity var(--transition-interactive);
}
.dim-card[aria-expanded="true"] .dim-detail { max-height: 200px; opacity: 1; margin-top: var(--space-1); }
.dim-icon { width: 28px; height: 28px; color: var(--sq-gold); }

/* ============ FIVE PRINCIPLES ============ */
.principles {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 760px) { .principles { grid-template-columns: repeat(5, 1fr); } }
.principle {
  text-align: left;
  border-top: 2px solid var(--sq-gold);
  padding-top: var(--space-4);
}
.principle .p-num { font-family: var(--font-display); font-weight: 900; font-size: var(--text-xl); color: var(--color-text-faint); display: block; margin-bottom: var(--space-2); }
.principle h4 { font-size: var(--text-base); margin-bottom: var(--space-2); }
.principle p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ============ OFFER ROOMS ============ */
.offers {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}
@media (min-width: 760px) { .offers { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1180px) { .offers { grid-template-columns: repeat(5, 1fr); } }

.offer-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--space-6) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-height: 220px;
}
.offer-card .offer-num { font-size: var(--text-xs); color: var(--sq-gold); font-weight: 700; letter-spacing: 0.06em; }
.offer-card h4 { font-size: var(--text-base); }
.offer-card p { font-size: var(--text-sm); color: var(--color-text-muted); flex: 1; }
.offer-card--feature {
  background: var(--sq-signet-blau);
  color: #fff;
  border-color: var(--sq-signet-blau);
}
.offer-card--feature h4, .offer-card--feature .offer-num { color: #fff; }
.offer-card--feature .offer-num { color: var(--sq-gold); }
.offer-card--feature p { color: color-mix(in oklab, white 78%, transparent); }

/* ============ IMAGE MOMENTS ============ */
.media-frame { border-radius: var(--radius-lg); overflow: hidden; }
.media-frame img { width: 100%; height: 100%; object-fit: cover; }

.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}
@media (min-width: 860px) { .split { grid-template-columns: 1fr 1fr; } }
.split--reverse .split-media { order: -1; }
@media (min-width: 860px) { .split--reverse .split-media { order: 1; } }

/* ============ PLACEHOLDER (for missing / not-yet-final content) ============ */
.placeholder-box {
  border: 1.5px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  color: var(--color-text-faint);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.placeholder-box svg { width: 20px; height: 20px; flex-shrink: 0; }

/* ============ FOOTER ============ */
.site-footer {
  background: var(--sq-dunkelblau);
  color: #f5f2ed;
  padding-block: var(--space-16) var(--space-8);
}
.site-footer a { color: color-mix(in oklab, white 82%, transparent); text-decoration: none; }
.site-footer a:hover { color: var(--sq-gold); }
.footer-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid color-mix(in oklab, white 14%, transparent);
}
@media (min-width: 760px) { .footer-top { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
.footer-brand .brand-word { color: #fff; }
.footer-brand p { color: color-mix(in oklab, white 65%, transparent); font-size: var(--text-sm); margin-top: var(--space-4); max-width: 32ch; }
.footer-col h5 { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.1em; color: var(--sq-gold); margin-bottom: var(--space-4); font-weight: 600; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col a, .footer-col span { font-size: var(--text-sm); }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-4);
  padding-top: var(--space-6); font-size: var(--text-xs); color: color-mix(in oklab, white 55%, transparent);
}

/* ============ SKELETON PAGE HERO (interior pages) ============ */
.page-hero { padding-block: clamp(var(--space-16), 10vw, var(--space-24)) var(--space-10); }
.page-hero h1 { font-size: var(--text-3xl); }
.breadcrumb { font-size: var(--text-xs); color: var(--color-text-faint); margin-bottom: var(--space-4); }
.breadcrumb a { color: var(--color-text-faint); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-text); }

/* ============ REVEAL ANIMATION ============ */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ============ UTILS ============ */
.mt-2 { margin-top: var(--space-2); } .mt-4 { margin-top: var(--space-4); } .mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); } .mt-12 { margin-top: var(--space-12); }
.text-muted { color: var(--color-text-muted); }
.text-faint { color: var(--color-text-faint); }
.section-title { font-size: var(--text-xl); margin-bottom: var(--space-4); }
.section-kicker { display:block; margin-bottom: var(--space-3); }