/* ========================================
   ORO CID — Design System & Styles
   Light Theme — Luxury Gold Jewelry
   ======================================== */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@400;500;600;700;800&display=swap');

/* ── CSS Custom Properties ── */
:root {
  /* Colors — Light Luxury */
  --bg-primary: #FFFAEE;
  --bg-surface: #FFF5E0;
  --bg-surface-alt: #F5EDD6;
  --bg-surface-light: #FFFFFF;

  --gold: #BF953F;
  --gold-dark: #9A7730;
  --gold-mid: #D19E1D;
  --gold-light: #E8C872;
  --gold-accent: #C8960E;

  --text-primary: #1A1A2E;
  --text-secondary: #3D3D56;
  --text-muted: #6B6B80;
  --text-on-gold: #1A1A2E;

  --border-light: rgba(0, 0, 0, 0.06);
  --border-medium: rgba(0, 0, 0, 0.10);

  /* Gradients */
  --gradient-gold-cta: linear-gradient(135deg, #D19E1D, #FFD86E 50%, #E3A812);
  --gradient-gold-classic: linear-gradient(135deg, #BF953F, #FCF6BA, #B38728, #FBF5B7, #AA771C);
  --gradient-gold-text: linear-gradient(135deg, #9A7730, #BF953F, #9A7730);

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --space-3xl: 96px;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 200ms ease-out;
  --transition-base: 300ms ease-out;
  --transition-slow: 500ms ease-out;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
  --shadow-gold: 0 4px 20px rgba(191, 149, 63, 0.2);
  --shadow-gold-lg: 0 8px 32px rgba(191, 149, 63, 0.25);

  /* Layout */
  --max-width: 1200px;
  --nav-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scrollbar-gutter: stable;
}

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

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul,
ol {
  list-style: none;
}

/* ── Typography ── */
h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.6rem);
}

h4 {
  font-size: 1.1rem;
}

p {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 680px;
}

.text-gold {
  background: var(--gradient-gold-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-center {
  text-align: center;
}

/* ── Layout ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-2xl) 0 var(--space-3xl);
  position: relative;
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-2xl);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section__header p {
  margin: var(--space-md) auto 0;
  text-align: center;
}

.section__label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: var(--space-md);
  padding: 6px 16px;
  border: 1px solid rgba(191, 149, 63, 0.3);
  border-radius: var(--radius-full);
  background: rgba(191, 149, 63, 0.06);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-gold {
  background: var(--gradient-gold-cta);
  color: var(--text-on-gold);
}

.btn-gold::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transition: left 0.6s ease;
}

.btn-gold:hover::after {
  left: 100%;
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold-lg);
}

.btn-outline {
  background: transparent;
  color: var(--gold-dark);
  border: 1.5px solid var(--gold);
}

.btn-outline:hover {
  background: rgba(191, 149, 63, 0.08);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 18px 40px;
  font-size: 1.05rem;
}

/* ── Glass Cards (Light) ── */
.glass {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transform: translateZ(0);
}

@supports not (backdrop-filter: blur(10px)) {
  .glass {
    background: rgba(255, 255, 255, 0.95);
  }
}

.glass:hover {
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
}

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background var(--transition-base), box-shadow var(--transition-base), height var(--transition-base);
}

.navbar.scrolled {
  background: rgba(255, 250, 238, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border-light);
  height: 64px;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__logo {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.navbar__logo span {
  background: var(--gradient-gold-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.navbar__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
}

.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-gold-cta);
  transition: width var(--transition-base);
}

.navbar__links a:hover {
  color: var(--text-primary);
}

.navbar__links a:hover::after {
  width: 100%;
}

.navbar__cta {
  padding: 10px 24px !important;
  font-size: 0.85rem !important;
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.navbar__toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

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

.navbar__toggle.active span:nth-child(2) {
  opacity: 0;
}

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

/* ── Hero ── */
.hero {
  position: relative;
  height: 100vh;
  width: 100%;
  display: block;
  overflow: hidden;
  background: transparent;
  padding-top: var(--nav-height);
}

.hero__bg {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero__spline {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero__bg::before,
.hero__bg::after {
  display: none;
}

/* ── Divider ── */
.gold-divider {
  width: 60px;
  height: 2px;
  background: var(--gradient-gold-cta);
  margin: var(--space-lg) auto;
  border-radius: 2px;
}

/* ── Bento Grid / Services ── */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.bento-card {
  padding: var(--space-xl);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.bento-card:hover {
  transform: translateY(-4px);
  border-color: rgba(191, 149, 63, 0.2);
  box-shadow: 0 8px 40px rgba(191, 149, 63, 0.08);
}

.bento-card--large {
  grid-column: span 2;
}

.bento-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(191, 149, 63, 0.1);
  color: var(--gold-dark);
  font-size: 1.5rem;
  margin-bottom: var(--space-lg);
}

.bento-card__title {
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.bento-card__text {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-muted);
}

/* ── Stats ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  text-align: center;
}

.stat-item {
  padding: var(--space-xl) var(--space-md);
}

.stat-item__number {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  background: var(--gradient-gold-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.stat-item__label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ── Process Steps ── */
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 44px;
  left: 15%;
  right: 15%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-step__number {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  border-radius: 50%;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  background: var(--gradient-gold-cta);
  color: var(--text-on-gold);
  box-shadow: var(--shadow-gold);
}

.process-step__title {
  margin-bottom: var(--space-sm);
}

.process-step__text {
  font-size: 0.9rem;
  margin: 0 auto;
  color: var(--text-muted);
}

/* ── Trust Section ── */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.trust-card {
  padding: var(--space-xl);
  text-align: center;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.trust-card:hover {
  transform: translateY(-3px);
  border-color: rgba(191, 149, 63, 0.2);
}

.trust-card__icon {
  font-size: 2.4rem;
  margin-bottom: var(--space-md);
}

.trust-card__title {
  margin-bottom: var(--space-sm);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-body);
  color: var(--text-primary);
}

.trust-card__text {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── Locations ── */
.locations-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.location-card {
  padding: var(--space-xl);
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.location-card:hover {
  transform: translateY(-3px);
  border-color: rgba(191, 149, 63, 0.2);
}

.location-card__name {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  margin-bottom: var(--space-md);
  color: var(--gold-dark);
}

.location-card__detail {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.location-card__detail svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--gold-dark);
}

.location-card__map-placeholder {
  width: 100%;
  height: 180px;
  border-radius: var(--radius-md);
  background: var(--bg-surface-alt);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: var(--space-md);
}

/* ── CTA Section ── */
.cta-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(191, 149, 63, 0.06) 0%, transparent 70%);
  z-index: 0;
}

.cta-section .container {
  position: relative;
  z-index: 1;
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.cta-content h2 {
  margin-bottom: var(--space-md);
}

.cta-content p {
  margin: 0 auto var(--space-xl);
}

/* ── Contact Form ── */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 480px;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-medium);
  background: var(--bg-surface-light);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.6;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(191, 149, 63, 0.12);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236B6B80' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  cursor: pointer;
}

.form-group select option {
  background: var(--bg-surface-light);
  color: var(--text-primary);
}

/* ── Footer ── */
.footer {
  padding: var(--space-2xl) 0 var(--space-lg);
  border-top: 1px solid var(--border-light);
  background: var(--bg-surface);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.footer__brand p {
  margin-top: var(--space-md);
  font-size: 0.9rem;
}

.footer__heading {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gold-dark);
  margin-bottom: var(--space-md);
}

.footer__links li {
  margin-bottom: var(--space-sm);
}

.footer__links a {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer__links a:hover {
  color: var(--gold-dark);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-light);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer__socials {
  display: flex;
  gap: var(--space-md);
}

.footer__socials a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.footer__socials a:hover {
  color: var(--gold-dark);
  border-color: var(--gold);
  background: rgba(191, 149, 63, 0.08);
}

/* ── Reveal Animations ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

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

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

.reveal-delay-4 {
  transition-delay: 0.4s;
}

/* ── Shimmer ── */
@keyframes shimmer {
  0% {
    background-position: -200% center;
  }

  100% {
    background-position: 200% center;
  }
}

.shimmer-line {
  width: 80px;
  height: 1px;
  margin: var(--space-lg) auto;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  background-size: 200% 100%;
  animation: shimmer 3s ease-in-out infinite;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .bento-grid {
    grid-template-columns: 1fr 1fr;
  }

  .bento-card--large {
    grid-column: span 2;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .navbar__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    background: rgba(255, 250, 238, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: right var(--transition-base);
    gap: var(--space-xl);
    z-index: 999;
  }

  .navbar__links.open {
    right: 0;
  }

  .navbar__toggle {
    display: flex;
    z-index: 1001;
  }

  .bento-grid {
    grid-template-columns: 1fr;
  }

  .bento-card--large {
    grid-column: span 1;
  }

  .process-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .process-grid::before {
    display: none;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-grid {
    grid-template-columns: 1fr;
  }

  .locations-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .hero {
    min-height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: var(--nav-height);
  }

  .hero__bg {
    position: relative;
    width: 100%;
    height: 400px;
    max-height: 50vh;
  }

  .hero__spline {
    position: relative;
    height: 100%;
    width: 100%;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.6rem;
  }

  .btn-lg {
    width: 100%;
    padding: 16px 32px;
  }
}