/* ================================================
   CHANCHAL DIAMONDS — The House of Diamonds
   style.css | Luxury Cinematic Design System
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,600&family=Jost:wght@200;300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,700;1,400&display=swap');

/* ─── CSS Variables ─── */
:root {
  --gold: #C9A84C;
  --gold-light: #F0C96A;
  --gold-pale: #FFE599;
  --gold-dark: #8B6914;
  --gold-dimmed: rgba(201, 168, 76, 0.15);
  --black: #050505;
  --black2: #0C0C0C;
  --black3: #141414;
  --black4: #1C1C1C;
  --black5: #242424;
  --white: #F9F5EE;
  --white2: #EDE8DF;
  --muted: #8A7A5A;
  --muted2: #6B5E42;
  --border: rgba(201, 168, 76, 0.2);
  --border-strong: rgba(201, 168, 76, 0.45);
  --font-display: 'Cormorant Garamond', serif;
  --font-alt: 'Playfair Display', serif;
  --font-body: 'Jost', sans-serif;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: hidden;
  cursor: none;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

button {
  font-family: var(--font-body);
  cursor: none;
}

/* ─── Custom Cursor ─── */
.cursor-dot {
  position: fixed;
  width: 8px;
  height: 8px;
  background: var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 999999;
  transform: translate(-50%, -50%);
  transition: transform 0.08s, width 0.2s, height 0.2s, opacity 0.2s;
}

.cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1.5px solid var(--gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 999998;
  transform: translate(-50%, -50%);
  transition: transform 0.18s var(--ease), width 0.3s, height 0.3s, opacity 0.3s;
  opacity: 0.5;
}

.cursor-ring.expand {
  width: 56px;
  height: 56px;
  opacity: 0.25;
}

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

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

@keyframes float-up {
  from {
    opacity: 0;
    transform: translateY(50px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes particle-rise {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }

  10% {
    opacity: 1;
  }

  90% {
    opacity: 0.4;
  }

  100% {
    transform: translateY(-200px) rotate(720deg);
    opacity: 0;
  }
}

@keyframes marquee-scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@keyframes spin-slow {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse-glow {

  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(201, 168, 76, 0);
  }

  50% {
    box-shadow: 0 0 30px 10px rgba(201, 168, 76, 0.15);
  }
}

@keyframes scroll-bounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(10px);
  }
}

@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(40px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes line-expand {
  from {
    transform: scaleX(0);
  }

  to {
    transform: scaleX(1);
  }
}

@keyframes diamond-spin {
  0% {
    transform: rotate(0deg) scale(1);
  }

  50% {
    transform: rotate(180deg) scale(1.2);
  }

  100% {
    transform: rotate(360deg) scale(1);
  }
}

/* ─── Utility Classes ─── */
.shimmer-text {
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold-pale) 35%, var(--gold) 55%, var(--gold-light) 75%, var(--gold) 100%);
  background-size: 250%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
}

.gold-line {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin: 0 auto 32px;
}

.section-label {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 20px;
}

.section-divider {
  width: 50px;
  height: 1px;
  background: var(--gold);
  margin-bottom: 36px;
  transform-origin: left;
}

.reveal {
  opacity: 0;
  transform: translateY(45px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ─── Buttons ─── */
.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gold);
  color: var(--black);
  border: none;
  padding: 15px 42px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  transition: background 0.3s var(--ease), transform 0.2s;
  position: relative;
  overflow: hidden;
}

.btn-gold::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.15) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform 0.5s var(--ease);
}

.btn-gold:hover::after {
  transform: translateX(100%);
}

.btn-gold:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 14px 42px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  transition: all 0.35s var(--ease);
  position: relative;
  overflow: hidden;
}

.btn-outline::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
  z-index: 0;
}

.btn-outline span {
  position: relative;
  z-index: 1;
}

.btn-outline:hover {
  color: var(--black);
}

.btn-outline:hover::before {
  transform: scaleX(1);
}

/* ─── NAVBAR ─── */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 24px 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.5s var(--ease);
  background: transparent;
}

#navbar.scrolled {
  padding: 14px 64px;
  background: rgba(5, 5, 5, 0.96);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 5px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 44px;
}

.nav-links a {
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: rgba(249, 245, 238, 0.7);
  font-weight: 400;
  position: relative;
  transition: color 0.3s;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform 0.3s var(--ease);
}

.nav-links a:hover {
  color: var(--gold);
}

.nav-links a:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 10px 26px;
  font-size: 10px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  transition: all 0.3s;
}

.nav-cta:hover {
  background: var(--gold);
  color: var(--black);
}

/* ─── HERO ─── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 70%, rgba(201, 168, 76, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 20% 30%, rgba(201, 168, 76, 0.04) 0%, transparent 60%),
    #050505;
}

.hero-noise {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

.particles-container {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--gold);
  animation: particle-rise linear infinite;
  opacity: 0;
}

/* ─── Image Trail ─── */
.image-trail-container {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.trail-item {
  position: absolute;
  width: 100px;
  height: 100px;
  border-radius: 10px;
  overflow: hidden;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0);
  animation: trail-life 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  box-shadow: 0 4px 24px rgba(201, 168, 76, 0.25);
  border: 1px solid rgba(201, 168, 76, 0.15);
}

.trail-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@keyframes trail-life {
  0% {
    transform: translate(-50%, -50%) scale(0) rotate(var(--rot));
    opacity: 0;
  }

  15% {
    transform: translate(-50%, -50%) scale(1.1) rotate(var(--rot));
    opacity: 1;
  }

  30% {
    transform: translate(-50%, -50%) scale(1) rotate(var(--rot));
    opacity: 1;
  }

  100% {
    transform: translate(-50%, -50%) scale(0.3) rotate(var(--rot));
    opacity: 0;
  }
}

.hero-ornament-top {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: center;
  margin-bottom: 16px;
}

.ornament-line {
  width: 80px;
  height: 0.5px;
  background: linear-gradient(90deg, transparent, var(--gold));
}

.ornament-line.right {
  background: linear-gradient(90deg, var(--gold), transparent);
}

.ornament-diamond {
  color: var(--gold);
  font-size: 10px;
  letter-spacing: 4px;
  animation: diamond-spin 8s linear infinite;
  display: inline-block;
}

.hero-eyebrow {
  font-size: 9px;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  font-weight: 400;
  opacity: 0;
  animation: fade-in-up 1s var(--ease-out) 0.3s forwards;
}

.hero-logo-container {
  margin-bottom: 16px;
  opacity: 0;
  animation: fade-in-up 1.2s var(--ease-out) 0.5s forwards;
  position: relative;
}

.hero-logo-container::before,
.hero-logo-container::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero-logo-container::before {
  inset: -20px;
  border: 1px solid rgba(201, 168, 76, 0.1);
  animation: pulse-glow 4s ease-in-out infinite;
}

.hero-logo-container::after {
  inset: -40px;
  border: 1px solid rgba(201, 168, 76, 0.05);
}

.hero-logo {
  width: clamp(340px, 45vw, 650px);
  height: clamp(340px, 45vw, 650px);
  object-fit: contain;
  filter: drop-shadow(0 0 30px rgba(201, 168, 76, 0.3));
  margin: 0 auto;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 7vw, 84px);
  font-weight: 700;
  line-height: 1.0;
  margin-bottom: 12px;
  opacity: 0;
  animation: fade-in-up 1.2s var(--ease-out) 0.7s forwards;
}

.hero-title em {
  font-style: italic;
  font-weight: 700;
}

.hero-subtitle {
  font-family: var(--font-display);
  font-size: clamp(14px, 1.8vw, 20px);
  font-weight: 400;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 22px;
  opacity: 0;
  animation: fade-in-up 1.2s var(--ease-out) 0.9s forwards;
}


.hero-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-bottom: 22px;
  opacity: 0;
  animation: fade-in-up 1.2s var(--ease-out) 1.0s forwards;
}

.hero-divider-line {
  width: 70px;
  height: 0.5px;
  background: linear-gradient(90deg, transparent, var(--gold));
}

.hero-divider-line:last-child {
  background: linear-gradient(90deg, var(--gold), transparent);
}

.hero-divider-gem {
  color: var(--gold);
  font-size: 14px;
}

.hero-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
  max-width: 520px;
  margin: 0 auto 28px;
  letter-spacing: 0.5px;
  opacity: 0;
  animation: fade-in-up 1.2s var(--ease-out) 1.1s forwards;
}

.hero-btns {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fade-in-up 1.2s var(--ease-out) 1.25s forwards;
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: scroll-bounce 2.5s ease-in-out infinite;
  opacity: 0.6;
}

.hero-scroll-text {
  font-size: 9px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-scroll-line {
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, var(--gold), transparent);
}

/* ─── MARQUEE ─── */
.marquee-band {
  background: var(--gold);
  padding: 14px 0;
  overflow: hidden;
  white-space: nowrap;
}

.marquee-track {
  display: inline-flex;
  gap: 64px;
  animation: marquee-scroll 25s linear infinite;
}

.marquee-track:hover {
  animation-play-state: paused;
}

.marquee-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 10px;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color: var(--black);
  font-weight: 600;
}

.marquee-gem {
  font-size: 10px;
  color: var(--black);
  opacity: 0.6;
}

/* ─── SECTIONS ─── */
section {
  padding: 110px 72px;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
}

/* ─── WHY SECTION ─── */
#why {
  background: var(--black2);
  position: relative;
  overflow: hidden;
}

#why::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at 0% 50%, rgba(201, 168, 76, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.why-header {
  max-width: 600px;
  margin-bottom: 64px;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
}

.why-card {
  background: var(--black2);
  padding: 44px 36px;
  position: relative;
  overflow: hidden;
  transition: background 0.4s var(--ease);
}

.why-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease);
}

.why-card:hover {
  background: var(--black3);
}

.why-card:hover::after {
  transform: scaleX(1);
}

.why-icon {
  font-size: 30px;
  margin-bottom: 22px;
  display: block;
}

.why-card h3 {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 500;
  color: var(--gold);
  margin-bottom: 13px;
}

.why-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 2.0;
  font-weight: 300;
}

/* ─── GALLERY ─── */
#gallery {
  background: var(--black);
}

.gallery-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 48px;
  flex-wrap: wrap;
  gap: 20px;
}

.ig-link {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--gold);
  border: 1px solid var(--border);
  padding: 10px 20px;
  transition: all 0.3s;
}

.ig-link:hover {
  background: var(--gold-dimmed);
  border-color: var(--gold);
}

/* ─── Gallery Carousel & Flash Cards ─── */
.gallery-carousel-wrapper {
  overflow: hidden;
  width: 100%;
  position: relative;
  padding: 20px 0;
  mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
}

.gallery-carousel-track {
  display: flex;
  gap: 20px;
  width: max-content;
}

.flash-card {
  width: 280px;
  height: 380px;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  background: var(--black3);
  cursor: pointer;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.4s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.flash-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 15px 30px rgba(201, 168, 76, 0.15);
}

.gallery-visual {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5, 5, 5, 0.95) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}

.flash-card:hover .gallery-overlay {
  opacity: 1;
}

.gallery-tag {
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--white);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 6px;
  font-weight: 500;
}

/* ─── Collection Modals ─── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  background: var(--black2);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 90%;
  max-width: 900px;
  max-height: 90vh;
  display: flex;
  position: relative;
  transform: translateY(30px) scale(0.95);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.modal-overlay.active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--black3);
  color: var(--white);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  font-size: 20px;
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s, color 0.3s;
}

.modal-close:hover {
  background: var(--gold);
  color: var(--black);
}

.modal-body {
  display: flex;
  width: 100%;
  flex-direction: row;
}

.modal-image-col {
  flex: 1;
  background: #000;
}

.modal-image-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 400px;
}

.modal-text-col {
  flex: 1;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

#modal-title {
  font-family: var(--font-display);
  font-size: 32px;
  color: var(--gold);
}

#modal-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
}

@media (max-width: 768px) {
  .modal-body {
    flex-direction: column;
  }

  .modal-image-col img {
    min-height: 250px;
    height: 250px;
  }

  .modal-text-col {
    padding: 30px 20px;
  }
}

/* ─── National Network Map ─── */
.map-route-line {
  animation: draw-route 3s ease-in-out forwards;
}

@keyframes draw-route {
  to {
    stroke-dashoffset: 0;
  }
}

.map-node-pulse {
  transform-origin: center;
  animation: pulse-ring 3s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.5);
    opacity: 1;
  }

  100% {
    transform: scale(3);
    opacity: 0;
  }
}

.map-travel-dot {
  filter: drop-shadow(0 0 4px var(--gold));
}

.gallery-cta {
  text-align: center;
  margin-top: 42px;
}

/* ─── DIAMONDS / LAB GROWN ─── */
#diamonds {
  background: var(--black3);
  display: flex;
  gap: 90px;
  align-items: center;
}

.diamonds-visual {
  flex: 0 0 420px;
}

.diamond-card-wrap {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.diamond-card {
  background: var(--black);
  border: 1px solid var(--border);
  padding: 40px 36px;
  text-align: center;
  position: relative;
  transition: border-color 0.3s, transform 0.3s;
}

.diamond-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
}

.diamond-card::before {
  content: attr(data-badge);
  position: absolute;
  top: -1px;
  right: 24px;
  background: var(--gold);
  color: var(--black);
  font-size: 8px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 5px 12px;
  font-weight: 700;
}

.diamond-emoji {
  font-size: 56px;
  margin-bottom: 16px;
  display: block;
  filter: drop-shadow(0 4px 12px rgba(201, 168, 76, 0.3));
}

.diamond-card h3 {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 400;
  color: var(--gold);
  margin-bottom: 12px;
}

.diamond-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.9;
}

.diamonds-content {
  flex: 1;
}

.diamond-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
}

.diamond-features li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
}

.feat-diamond {
  color: var(--gold);
  font-size: 8px;
  margin-top: 5px;
  flex-shrink: 0;
}

/* ─── STATS ─── */
#stats {
  background: var(--gold);
  padding: 80px 72px;
}

.stats-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  text-align: center;
}

.stat-item {
  padding: 30px 20px;
  border-right: 1px solid rgba(0, 0, 0, 0.12);
  transition: background 0.3s;
}

.stat-item:last-child {
  border-right: none;
}

.stat-item:hover {
  background: rgba(0, 0, 0, 0.05);
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(38px, 5vw, 58px);
  font-weight: 300;
  color: var(--black);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 10px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.55);
  font-weight: 500;
}

/* ─── TIMELINE ─── */
#timeline {
  background: var(--black2);
  position: relative;
}

#timeline::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.timeline-track {
  display: flex;
  position: relative;
  margin-top: 64px;
}

.timeline-track::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold) 15%, var(--gold) 85%, transparent);
}

.timeline-step {
  flex: 1;
  text-align: center;
  padding: 0 16px;
}

.step-badge {
  width: 64px;
  height: 64px;
  border: 1.5px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  color: var(--gold);
  margin: 0 auto 26px;
  background: var(--black2);
  position: relative;
  z-index: 1;
  transition: background 0.3s, transform 0.3s;
}

.timeline-step:hover .step-badge {
  background: rgba(201, 168, 76, 0.1);
  transform: scale(1.1);
}

.timeline-step h4 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 10px;
}

.timeline-step p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.8;
}

/* Hover flash card above timeline steps */
.timeline-step {
  position: relative;
  overflow: visible;
}

/* ── Shimmer sweep animation for hover cards ── */
@keyframes card-shimmer {
  0% {
    left: -100%;
  }

  100% {
    left: 200%;
  }
}

@keyframes badge-glow-pulse {

  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(201, 168, 76, 0);
  }

  50% {
    box-shadow: 0 0 18px 4px rgba(201, 168, 76, 0.35);
  }
}

.step-hover-card {
  position: absolute;
  bottom: calc(100% + 16px);
  left: 50%;
  transform: translateX(-50%) translateY(14px) scale(0.92);
  background: rgba(10, 10, 10, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(201, 168, 76, 0.4);
  border-radius: 14px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 220px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease), transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 10;
  box-shadow:
    0 12px 32px rgba(0, 0, 0, 0.7),
    0 0 20px rgba(201, 168, 76, 0.08),
    inset 0 1px 0 rgba(201, 168, 76, 0.15);
  font-size: 11px;
  color: var(--white2);
  letter-spacing: 0.3px;
  line-height: 1.5;
  overflow: hidden;
}

/* Shimmer sweep overlay */
.step-hover-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg,
      transparent,
      rgba(201, 168, 76, 0.08),
      rgba(201, 168, 76, 0.15),
      rgba(201, 168, 76, 0.08),
      transparent);
  transform: skewX(-20deg);
  pointer-events: none;
  z-index: 1;
}

/* Animated pointer triangle */
.step-hover-card::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 7px solid transparent;
  border-top-color: rgba(201, 168, 76, 0.4);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.4));
}

.step-hover-icon {
  font-size: 22px;
  flex-shrink: 0;
  filter: drop-shadow(0 0 6px rgba(201, 168, 76, 0.3));
  transition: transform 0.3s var(--ease);
}

.step-hover-card span:last-child {
  position: relative;
  z-index: 2;
}

/* ── Active state on hover ── */
.timeline-step:hover .step-hover-card {
  opacity: 1;
  transform: translateX(-50%) translateY(0) scale(1);
  pointer-events: auto;
}

.timeline-step:hover .step-hover-card::before {
  animation: card-shimmer 1.2s 0.2s ease-in-out forwards;
}

.timeline-step:hover .step-hover-icon {
  transform: scale(1.15);
}

/* ── Glow ring on badge when hovered ── */
.timeline-step:hover .step-badge {
  background: rgba(201, 168, 76, 0.12);
  transform: scale(1.12);
  border-color: var(--gold-light);
  animation: badge-glow-pulse 2s ease-in-out infinite;
}

/* ─── NATIONAL NETWORK ─── */
@keyframes network-travel {
  0% {
    left: 0%;
    opacity: 0;
  }

  10% {
    opacity: 1;
  }

  90% {
    opacity: 1;
  }

  100% {
    left: 100%;
    opacity: 0;
  }
}

@keyframes dot-pulse {

  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(201, 168, 76, 0.4);
  }

  50% {
    box-shadow: 0 0 14px 6px rgba(201, 168, 76, 0.2);
  }
}

#network {
  background: var(--black2);
}

.network-layout {
  display: flex;
  align-items: stretch;
  gap: 0;
  max-width: 1100px;
  margin: 0 auto;
}

/* ── City Cards (Left & Right) ── */
.network-city-card {
  flex: 1;
  background: rgba(10, 10, 10, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.network-city-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 30px rgba(201, 168, 76, 0.08);
}

.network-city-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(201, 168, 76, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.network-city-dot {
  width: 14px;
  height: 14px;
  background: var(--gold);
  border-radius: 50%;
  margin: 0 auto 18px;
  box-shadow: 0 0 12px rgba(201, 168, 76, 0.5);
  animation: dot-pulse 2.5s ease-in-out infinite;
}

.network-city-name {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 400;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 6px;
}

.network-city-tag {
  font-size: 9px;
  letter-spacing: 4px;
  color: var(--muted);
  text-transform: uppercase;
  font-weight: 600;
}

.network-city-divider {
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin: 18px auto;
}

.network-city-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
  max-width: 240px;
  margin: 0 auto 16px;
}

.network-city-pin {
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 1px;
  opacity: 0.7;
}

/* ── Center Column (Heading + Line) ── */
.network-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px 24px;
  min-width: 200px;
  text-align: center;
}

.network-heading {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 28px);
  font-weight: 400;
  margin-bottom: 24px;
}

.network-connector {
  display: flex;
  align-items: center;
  gap: 0;
  width: 100%;
  margin-bottom: 16px;
}

.network-connector-dot-left,
.network-connector-dot-right {
  width: 8px;
  height: 8px;
  background: var(--gold);
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(201, 168, 76, 0.5);
}

.network-connector-line {
  flex-grow: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), rgba(201, 168, 76, 0.3), var(--gold));
  position: relative;
}

.network-connector-particle {
  width: 6px;
  height: 6px;
  background: #fff;
  border-radius: 50%;
  position: absolute;
  top: -2.5px;
  left: 0%;
  box-shadow: 0 0 8px #fff, 0 0 16px rgba(201, 168, 76, 0.5);
  animation: network-travel 3s infinite linear;
}

.network-tagline {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

/* ── Mobile Responsive ── */
@media (max-width: 768px) {
  .network-layout {
    flex-direction: column;
    gap: 30px;
    align-items: center;
  }

  .network-center {
    order: -1;
    min-width: unset;
    width: 100%;
  }

  .network-connector {
    display: none;
  }

  .network-city-card {
    max-width: 340px;
    width: 100%;
  }
}

/* ─── EXCHANGE ─── */
#exchange {
  background: var(--black);
  display: flex;
  gap: 90px;
  align-items: center;
}

.exchange-card {
  flex: 0 0 400px;
  background: var(--black2);
  border: 1px solid var(--border);
  padding: 50px 44px;
  position: relative;
}

.exchange-card::before {
  content: 'GOLD EXCHANGE';
  position: absolute;
  top: -1px;
  left: 28px;
  background: var(--black2);
  padding: 0 14px;
  font-size: 8px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
}

.exchange-step-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 26px;
}

.exchange-step-row:last-child {
  margin-bottom: 0;
}

.ex-num {
  width: 30px;
  height: 30px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--gold);
  flex-shrink: 0;
  font-family: var(--font-display);
}

.ex-text strong {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--white2);
  margin-bottom: 4px;
}

.ex-text p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.7;
}

.exchange-arrow {
  text-align: center;
  color: var(--gold);
  font-size: 18px;
  margin: 4px 0;
  opacity: 0.6;
}

.exchange-content {
  flex: 1;
}

/* ─── CERTIFICATES ─── */
#certificates {
  background: var(--black3);
  text-align: center;
}

.certs-grid {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 52px;
}

.cert-card {
  flex: 1;
  min-width: 200px;
  max-width: 240px;
  border: 1px solid var(--border);
  padding: 44px 32px;
  transition: all 0.35s var(--ease);
  position: relative;
  overflow: hidden;
}

.cert-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(201, 168, 76, 0.06) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
}

.cert-card:hover {
  border-color: var(--gold);
  transform: translateY(-6px);
}

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

.cert-badge {
  font-size: 42px;
  margin-bottom: 16px;
  display: block;
}

.cert-card h3 {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 400;
  color: var(--gold);
  margin-bottom: 8px;
}

.cert-card p {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 1px;
}

/* ─── CTA SECTION ─── */
#cta {
  background: var(--black2);
  text-align: center;
  padding: 130px 72px;
  position: relative;
  overflow: hidden;
}

#cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 50%, rgba(201, 168, 76, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 20px;
}

.cta-desc {
  font-size: 14px;
  color: var(--muted);
  max-width: 520px;
  margin: 0 auto 52px;
  line-height: 2.1;
}

.cta-btns {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-wa {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #fff;
  border: none;
  padding: 15px 38px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  transition: all 0.3s;
  cursor: none;
}

.btn-wa:hover {
  background: #20b858;
  transform: translateY(-2px);
}

/* ─── FOOTER ─── */
footer {
  background: var(--black);
  border-top: 1px solid var(--border);
  padding: 70px 72px 50px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 50px;
  margin-bottom: 54px;
  flex-wrap: wrap;
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 5px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.footer-brand-tag {
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--muted);
}

.footer-nav-title {
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
  font-weight: 600;
}

.footer-nav-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-links a {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 1px;
  transition: color 0.3s;
}

.footer-nav-links a:hover {
  color: var(--gold);
}

.footer-social {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--muted);
  transition: all 0.3s;
  letter-spacing: 0;
}

.social-btn:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: var(--gold-dimmed);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 11px;
  color: var(--muted2);
  letter-spacing: 1px;
}

/* ─── VIDEO SHOWCASE SECTION ─── */
#video-showcase {
  background: var(--black2);
  position: relative;
  overflow: hidden;
}

#video-showcase::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at 100% 50%, rgba(201, 168, 76, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.video-showcase-header {
  margin-bottom: 60px;
}

/* Video Grid — Featured + 6 smaller */
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 280px;
  gap: 18px;
}

.video-card {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  background: var(--black);
  border: 1px solid var(--border);
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.5s ease, border-color 0.4s ease;
}

.video-card-featured {
  grid-column: 1 / -1;
  grid-row: span 1;
  height: 420px;
}

.video-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--ease), filter 0.4s ease;
  filter: brightness(0.7) saturate(0.8);
}

.video-card:hover video {
  transform: scale(1.05);
  filter: brightness(0.9) saturate(1);
}

.video-card:hover {
  transform: translateY(-6px);
  box-shadow:
    0 20px 50px rgba(0, 0, 0, 0.6),
    0 0 40px rgba(201, 168, 76, 0.1);
  border-color: var(--gold);
}

/* Overlay with label */
.video-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5, 5, 5, 0.85) 0%, rgba(5, 5, 5, 0.05) 40%, transparent 100%);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 24px;
  pointer-events: none;
  transition: opacity 0.4s var(--ease);
}

.video-card-label {
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--white2);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 4px;
  font-weight: 500;
}

.video-card-featured .video-card-label {
  font-size: 12px;
  letter-spacing: 4px;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {

  #diamonds,
  #exchange {
    flex-direction: column;
    gap: 50px;
  }

  .diamonds-visual,
  .exchange-card {
    flex: none;
    width: 100%;
  }

  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .video-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 240px;
  }

  .video-card-featured {
    grid-column: 1 / -1;
    height: 360px;
  }
}

@media (max-width: 768px) {
  section {
    padding: 70px 24px;
  }

  #navbar {
    padding: 18px 24px;
  }

  #navbar.scrolled {
    padding: 12px 24px;
  }

  .nav-links {
    display: none;
  }

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

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

  .gallery-item.featured {
    grid-column: span 2;
  }

  .timeline-track {
    flex-direction: column;
    gap: 30px;
  }

  .timeline-track::before {
    display: none;
  }

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

  .stat-item {
    border-right: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.12);
  }

  .stats-section {
    padding: 60px 24px;
  }

  footer {
    padding: 50px 24px 36px;
  }

  .footer-top {
    flex-direction: column;
  }

  .video-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 220px;
  }

  .video-card-featured {
    grid-column: 1;
    height: 280px;
  }

  .video-card-label {
    opacity: 1;
    transform: translateY(0);
  }
}