/* ==========================================================================
   Kelsus Watch Co. — Styles
   A fusion of high-tech precision and legacy European watchmaking.
   ========================================================================== */

/* --- Custom Properties --- */
:root {
  --bg-primary: #08080c;
  --bg-secondary: #0b0b12;
  --bg-elevated: #111118;
  --bg-card: rgba(255, 255, 255, 0.025);
  --bg-card-hover: rgba(255, 255, 255, 0.045);

  --gold: #c9a96e;
  --gold-light: #dcc299;
  --gold-dark: #a08040;
  --gold-glow: rgba(201, 169, 110, 0.15);
  --gold-subtle: rgba(201, 169, 110, 0.06);

  --text-primary: #e8e6e1;
  --text-secondary: #9a9a9f;
  --text-muted: #5a5a62;

  --border: rgba(201, 169, 110, 0.12);
  --border-subtle: rgba(255, 255, 255, 0.06);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Playfair Display', 'Georgia', 'Times New Roman', serif;

  --nav-height: 72px;
  --section-padding: 120px;
  --content-width: 1200px;
  --content-narrow: 800px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

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

/* --- Utility: Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.approach-grid .reveal:nth-child(2) { transition-delay: 0.12s; }
.approach-grid .reveal:nth-child(3) { transition-delay: 0.24s; }

.watch-features .watch-feature:nth-child(2) { transition-delay: 0.06s; }
.watch-features .watch-feature:nth-child(3) { transition-delay: 0.12s; }
.watch-features .watch-feature:nth-child(4) { transition-delay: 0.18s; }
.watch-features .watch-feature:nth-child(5) { transition-delay: 0.24s; }

/* --- Button --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 14px 32px;
  border-radius: 2px;
  transition: all 0.4s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  color: var(--gold);
  border: 1px solid var(--gold);
  background: transparent;
}

.btn-primary:hover {
  color: var(--bg-primary);
  background: var(--gold);
  border-color: var(--gold);
}

.btn-primary:active {
  transform: scale(0.98);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
#nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

.nav-scrolled {
  background: rgba(8, 8, 12, 0.85) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border-subtle);
}

.nav-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 40px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Nav Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 101;
}

.nav-logo-mark {
  width: 28px;
  height: 32px;
  color: var(--gold);
  transition: color 0.3s ease;
}

.nav-logo:hover .nav-logo-mark {
  color: var(--gold-light);
}

.nav-logo-text {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

.nav-logo:hover .nav-logo-text {
  color: var(--text-primary);
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  transition: color 0.3s ease;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s var(--ease-out);
}

.nav-link:hover,
.nav-link-active {
  color: var(--text-primary);
}

.nav-link:hover::after,
.nav-link-active::after {
  width: 100%;
}

.nav-cta {
  color: var(--gold) !important;
  border: 1px solid rgba(201, 169, 110, 0.3);
  padding: 8px 20px;
  border-radius: 2px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-cta::after {
  display: none;
}

.nav-cta:hover {
  background: var(--gold);
  color: var(--bg-primary) !important;
  border-color: var(--gold);
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 32px;
  height: 32px;
  z-index: 101;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--text-secondary);
  transition: all 0.3s var(--ease-out);
  transform-origin: center;
}

.hamburger-open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-open span:nth-child(2) {
  opacity: 0;
}

.hamburger-open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(8, 8, 12, 0.97);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  z-index: 99;
}

.mobile-menu-open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-link {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

.mobile-link:hover {
  color: var(--text-primary);
}

.mobile-cta {
  color: var(--gold);
  margin-top: 16px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  background: var(--bg-primary);
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 50%, rgba(201, 169, 110, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse at 30% 80%, rgba(201, 169, 110, 0.02) 0%, transparent 50%);
  pointer-events: none;
}

.hero-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: calc(var(--nav-height) + 40px) 40px 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  width: 100%;
}

.hero-text {
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 24px;
}

.hero-headline {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(40px, 5.5vw, 72px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.hero-headline-line {
  display: block;
}

.hero-headline-accent {
  color: var(--gold);
}

.hero-sub {
  font-family: var(--font-serif);
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 440px;
  margin-bottom: 40px;
}

.hero-cta {
  font-size: 13px;
}

/* Hero Watch */
.hero-watch {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-watch-glow {
  position: absolute;
  width: 120%;
  height: 120%;
  top: -10%;
  left: -10%;
  background: radial-gradient(circle at center, var(--gold-glow) 0%, transparent 65%);
  filter: blur(40px);
  animation: glow-pulse 6s ease-in-out infinite alternate;
}

@keyframes glow-pulse {
  0% { opacity: 0.5; transform: scale(1); }
  100% { opacity: 0.8; transform: scale(1.05); }
}

.hero-watch-img {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 500px;
  height: auto;
  animation: float 8s ease-in-out infinite;
  filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.5));
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  transition: opacity 0.3s ease;
}

.scroll-indicator-text {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.scroll-indicator-arrow {
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* ==========================================================================
   Section Shared Styles
   ========================================================================== */
.section-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--section-padding) 40px;
}

.section-header {
  text-align: center;
  margin-bottom: 72px;
}

.section-label {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
}

.section-divider {
  display: block;
  margin-top: 20px;
  text-align: center;
}

.section-divider img {
  display: inline-block;
  width: 100%;
  max-width: 400px;
  height: auto;
  opacity: 0.85;
}

/* ==========================================================================
   Story Section
   ========================================================================== */
#story {
  background: var(--bg-secondary);
  position: relative;
}

#story::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    135deg,
    transparent,
    transparent 3px,
    rgba(201, 169, 110, 0.012) 3px,
    rgba(201, 169, 110, 0.012) 4px
  );
  pointer-events: none;
}

.story-content {
  max-width: var(--content-narrow);
  margin: 0 auto;
}

.story-paragraph {
  font-family: var(--font-serif);
  font-size: clamp(17px, 1.3vw, 19px);
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.story-paragraph em {
  color: var(--text-primary);
  font-style: italic;
}

.story-closing {
  font-size: clamp(19px, 1.5vw, 22px);
  color: var(--text-primary);
  font-weight: 500;
  margin-top: 48px;
  margin-bottom: 0;
  padding-top: 36px;
  border-top: 1px solid var(--border);
}

/* ==========================================================================
   Approach Section
   ========================================================================== */
#approach {
  background: var(--bg-primary);
  position: relative;
}

.approach-bg-pattern {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(201, 169, 110, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(201, 169, 110, 0.02) 0%, transparent 50%);
  pointer-events: none;
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.approach-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 48px 36px;
  transition: all 0.5s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.approach-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity 0.5s ease;
}

.approach-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border);
  transform: translateY(-4px);
}

.approach-card:hover::before {
  opacity: 1;
}

.approach-icon {
  width: 48px;
  height: 48px;
  color: var(--gold);
  margin-bottom: 28px;
}

.approach-icon svg {
  width: 100%;
  height: 100%;
}

.approach-title {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.approach-rule {
  width: 32px;
  height: 1px;
  background: var(--gold);
  margin-bottom: 20px;
  transition: width 0.4s var(--ease-out);
}

.approach-card:hover .approach-rule {
  width: 56px;
}

.approach-desc {
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-secondary);
}

/* ==========================================================================
   Collection Section (Homepage)
   ========================================================================== */
#collection {
  background: var(--bg-secondary);
  position: relative;
}

.collection-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.collection-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  padding: 40px 28px 36px;
}

.collection-card-image {
  position: relative;
  width: 100%;
  max-width: 280px;
  margin-bottom: 28px;
}

.collection-card-image img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 12px 40px rgba(0, 0, 0, 0.4));
  transition: transform 0.5s var(--ease-out);
}

.collection-card:hover .collection-card-image img {
  transform: translateY(-8px);
}

.collection-card-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.collection-card-tagline {
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.collection-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  transition: gap 0.3s var(--ease-out);
}

.collection-card:hover .collection-card-cta {
  gap: 12px;
}

/* Stagger collection card reveals */
.collection-grid .reveal:nth-child(2) { transition-delay: 0.12s; }
.collection-grid .reveal:nth-child(3) { transition-delay: 0.24s; }

/* ==========================================================================
   Watch Detail Page
   ========================================================================== */
.watch-detail-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  background: var(--bg-primary);
}

.watch-detail-hero .hero-inner {
  align-items: center;
}

.watch-detail-hero .hero-watch-img {
  max-width: 480px;
}

.watch-detail-story {
  background: var(--bg-secondary);
  position: relative;
}

.watch-detail-story::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    135deg,
    transparent,
    transparent 3px,
    rgba(201, 169, 110, 0.012) 3px,
    rgba(201, 169, 110, 0.012) 4px
  );
  pointer-events: none;
}

.watch-detail-specs {
  background: var(--bg-primary);
  position: relative;
}

.watch-specs-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.watch-specs-text {
  position: relative;
}

/* ==========================================================================
   Watch Section (shared — used in detail pages)
   ========================================================================== */
.watch-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.watch-image-container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  --glow-x: 50%;
  --glow-y: 50%;
}

.watch-image-container::after {
  content: '';
  position: absolute;
  width: 80%;
  height: 80%;
  border-radius: 50%;
  background: radial-gradient(circle at var(--glow-x) var(--glow-y), var(--gold-glow), transparent 60%);
  filter: blur(40px);
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.watch-image-ring {
  position: absolute;
  width: 105%;
  height: 105%;
  border: 1px solid var(--border);
  border-radius: 50%;
  animation: ring-rotate 60s linear infinite;
}

.watch-image-ring::before {
  content: '';
  position: absolute;
  top: -2px;
  left: 50%;
  width: 4px;
  height: 4px;
  background: var(--gold);
  border-radius: 50%;
  transform: translateX(-50%);
}

@keyframes ring-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.watch-showcase-img {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 520px;
  border-radius: 8px;
  filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.4));
}

.watch-details {
  position: relative;
}

.watch-name {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.watch-desc {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

.watch-features {
  list-style: none;
  margin-bottom: 48px;
}

.watch-feature {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-subtle);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

.watch-feature:first-child {
  border-top: 1px solid var(--border-subtle);
}

.watch-feature:hover {
  color: var(--text-primary);
}

.feature-marker {
  width: 6px;
  height: 1px;
  background: var(--gold);
  flex-shrink: 0;
}

.watch-badge {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 14px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 2px;
}

.badge-label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
}

.badge-divider {
  width: 1px;
  height: 16px;
  background: var(--border);
}

.badge-text {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
}

/* ==========================================================================
   Waitlist Section
   ========================================================================== */
#waitlist {
  background: var(--bg-primary);
  position: relative;
}

.waitlist-bg-pattern {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(201, 169, 110, 0.04) 0%, transparent 50%);
  pointer-events: none;
}

.waitlist-content {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}

.waitlist-headline {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.waitlist-sub {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 48px;
}

.waitlist-form {
  margin-bottom: 20px;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.form-hidden {
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  position: absolute;
}

.form-group {
  display: flex;
  gap: 0;
  max-width: 480px;
  margin: 0 auto;
}

.form-input {
  flex: 1;
  font-family: var(--font-sans);
  font-size: 15px;
  padding: 16px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-right: none;
  border-radius: 2px 0 0 2px;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.3s ease;
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-input:focus {
  border-color: var(--gold);
}

.form-submit {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 16px 28px;
  background: var(--gold);
  color: var(--bg-primary);
  border: 1px solid var(--gold);
  border-radius: 0 2px 2px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  transition: all 0.3s ease;
}

.form-submit:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
}

.submit-arrow {
  transition: transform 0.3s var(--ease-out);
}

.form-submit:hover .submit-arrow {
  transform: translateX(3px);
}

/* Waitlist Success */
.waitlist-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--gold);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  pointer-events: none;
}

.success-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.waitlist-success p {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--text-primary);
}

.waitlist-note {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* ==========================================================================
   Footer
   ========================================================================== */
#footer {
  background: #050508;
  border-top: 1px solid var(--border-subtle);
}

.footer-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 48px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-logo {
  width: 20px;
  height: 24px;
  color: var(--gold);
}

.footer-brand-name {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-link {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--text-muted);
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: var(--gold);
}

.footer-copyright {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--text-muted);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

/* Tablet */
@media (max-width: 1024px) {
  :root {
    --section-padding: 96px;
  }

  .hero-inner {
    gap: 40px;
  }

  .hero-watch-img {
    max-width: 400px;
  }

  .approach-grid {
    gap: 24px;
  }

  .approach-card {
    padding: 36px 28px;
  }

  .collection-grid {
    gap: 24px;
  }

  .collection-card {
    padding: 32px 20px 28px;
  }

  .watch-showcase {
    gap: 48px;
  }

  .watch-specs-content {
    gap: 48px;
  }
}

/* Mobile Large */
@media (max-width: 768px) {
  :root {
    --section-padding: 80px;
    --nav-height: 64px;
  }

  .nav-inner {
    padding: 0 24px;
  }

  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  /* Hero */
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
    padding: calc(var(--nav-height) + 48px) 24px 80px;
  }

  .hero-text {
    order: 1;
  }

  .hero-sub {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-watch {
    order: 2;
  }

  .hero-watch-img {
    max-width: 320px;
    margin: 0 auto;
    animation: none;
  }

  .hero-cta {
    margin: 0 auto;
  }

  .scroll-indicator {
    display: none;
  }

  /* Sections */
  .section-inner {
    padding: var(--section-padding) 24px;
  }

  .section-header {
    margin-bottom: 48px;
  }

  /* Story */
  .story-paragraph {
    font-size: 16px;
  }

  .story-closing {
    font-size: 18px;
  }

  /* Approach */
  .approach-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .approach-card {
    padding: 32px 24px;
  }

  .approach-grid .reveal:nth-child(2),
  .approach-grid .reveal:nth-child(3) {
    transition-delay: 0s;
  }

  /* Collection */
  .collection-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .collection-card-image {
    max-width: 220px;
  }

  .collection-grid .reveal:nth-child(2),
  .collection-grid .reveal:nth-child(3) {
    transition-delay: 0s;
  }

  /* Watch */
  .watch-showcase {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .watch-image-container {
    order: -1;
  }

  .watch-showcase-img {
    max-width: 360px;
    margin: 0 auto;
  }

  .watch-image-ring {
    display: none;
  }

  .watch-features {
    text-align: left;
  }

  .watch-badge {
    flex-direction: column;
    gap: 8px;
    width: 100%;
    text-align: center;
  }

  .badge-divider {
    width: 32px;
    height: 1px;
  }

  /* Watch Detail */
  .watch-specs-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* Waitlist */
  .form-group {
    flex-direction: column;
  }

  .form-input {
    border-right: 1px solid var(--border-subtle);
    border-radius: 2px;
    border-bottom: none;
  }

  .form-input:focus {
    border-color: var(--gold);
  }

  .form-submit {
    border-radius: 2px;
    justify-content: center;
  }

  /* Footer */
  .footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
    padding: 40px 24px;
  }
}

/* Mobile Small */
@media (max-width: 480px) {
  :root {
    --section-padding: 64px;
  }

  .hero-headline {
    font-size: 36px;
  }

  .hero-sub {
    font-size: 16px;
  }

  .hero-watch-img {
    max-width: 260px;
  }

  .approach-card {
    padding: 28px 20px;
  }

  .watch-showcase-img {
    max-width: 280px;
  }

  .waitlist-headline {
    font-size: 28px;
  }
}