/* ==========================================================================
   Variables & Reset
   ========================================================================== */
:root {
  --color-malachite: #1A535C;
  --color-malachite-deep: #0F3A41;
  --color-malachite-soft: #2A6F77;
  --color-gold: #B08B59;
  --color-gold-soft: #D4B384;
  --color-ink: #2D2D2D;
  --color-ink-soft: #4F4F4F;
  --color-mist: #F6F2EC;
  --color-paper: #FBF8F3;
  --color-line: rgba(26, 83, 92, 0.12);
  --color-shadow: rgba(26, 83, 92, 0.18);

  --font-sans: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;

  --shadow-soft: 0 10px 40px rgba(26, 83, 92, 0.08);
  --shadow-medium: 0 18px 60px rgba(26, 83, 92, 0.15);
  --shadow-deep: 0 28px 80px rgba(15, 58, 65, 0.28);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--color-ink);
  background-color: var(--color-paper);
  line-height: 1.65;
  letter-spacing: -0.01em;
  overflow-x: hidden;
  padding-bottom: 110px;
}

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

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

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

/* ==========================================================================
   Layout
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 110px 0;
  position: relative;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 22px;
}

.section-label .num {
  font-family: 'Noto Sans KR', sans-serif;
  font-weight: 700;
  font-size: 13px;
  padding: 4px 10px;
  background: var(--color-malachite);
  color: #fff;
  border-radius: 4px;
  letter-spacing: 0.05em;
}

.section-title {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-malachite);
  letter-spacing: -0.025em;
  margin-bottom: 18px;
}

.section-title em {
  font-style: normal;
  color: var(--color-gold);
  position: relative;
}

.section-desc {
  font-size: 16px;
  color: var(--color-ink-soft);
  max-width: 560px;
  line-height: 1.85;
}

/* ==========================================================================
   Top Nav
   ========================================================================== */
.topnav {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 24px 0;
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 18px;
  color: #fff;
  letter-spacing: 0.04em;
}

.brand .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 0 5px rgba(176, 139, 89, 0.25);
}

.topnav .badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 8px 16px;
  border-radius: 999px;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  backdrop-filter: blur(8px);
}

.topnav .badge .live-dot {
  width: 7px;
  height: 7px;
  background: #FF5C5C;
  border-radius: 50%;
  animation: livePulse 1.6s ease-in-out infinite;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  background: linear-gradient(140deg, #0F3A41 0%, #1A535C 45%, #245F69 100%);
  color: #fff;
  padding: 150px 0 100px;
  overflow: hidden;
  isolation: isolate;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(176, 139, 89, 0.25), transparent 50%),
    radial-gradient(circle at 85% 70%, rgba(176, 139, 89, 0.15), transparent 50%);
  z-index: -1;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
  z-index: -1;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 70px;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(176, 139, 89, 0.15);
  border: 1px solid rgba(176, 139, 89, 0.45);
  color: var(--color-gold-soft);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 28px;
}

.hero-title {
  font-size: 60px;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.035em;
  margin-bottom: 24px;
}

.hero-title em {
  font-style: normal;
  background: linear-gradient(120deg, #B08B59 30%, #E8C896 60%, #B08B59 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-title .accent-line {
  display: block;
  position: relative;
}

.hero-subtitle {
  font-size: 17px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-cta-row {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 38px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-stat .num {
  font-size: 26px;
  font-weight: 800;
  color: var(--color-gold-soft);
  letter-spacing: -0.02em;
}

.hero-stat .label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.04em;
}

.hero-stat-divider {
  width: 1px;
  background: rgba(255, 255, 255, 0.15);
}

/* Hero visual */
.hero-visual {
  position: relative;
  height: 540px;
}

.hero-image {
  position: absolute;
  inset: 0;
  border-radius: 28px;
  overflow: hidden;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
  animation: floatSlow 8s ease-in-out infinite;
}

/* Floating cards over hero image */
.float-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.97);
  border-radius: 16px;
  padding: 14px 18px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
  color: var(--color-ink);
  z-index: 3;
}

.float-card.card-1 {
  top: 30px;
  left: -30px;
  animation: float1 6s ease-in-out infinite;
}

.float-card.card-2 {
  bottom: 40px;
  right: -25px;
  animation: float2 7s ease-in-out infinite;
}

.float-card.card-3 {
  bottom: 180px;
  left: -50px;
  animation: float3 8s ease-in-out infinite;
}

.float-card .ticker {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-width: 180px;
}

.float-card .ticker-name {
  display: flex;
  flex-direction: column;
}

.float-card .ticker-name strong {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-malachite);
  letter-spacing: 0.02em;
}

.float-card .ticker-name span {
  font-size: 11px;
  color: var(--color-ink-soft);
}

.float-card .ticker-value {
  text-align: right;
}

.float-card .ticker-price {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-ink);
}

.float-card .ticker-change {
  font-size: 12px;
  font-weight: 600;
}

.float-card .ticker-change.up {
  color: #C9302C;
}

.float-card .ticker-change.down {
  color: #1A6FBA;
}

.float-card .mini-chart {
  width: 100%;
  height: 36px;
  margin-top: 6px;
}

.float-card.live-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
}

.float-card.live-card .live-dot {
  width: 9px;
  height: 9px;
  background: #FF5C5C;
  border-radius: 50%;
  animation: livePulse 1.6s ease-in-out infinite;
}

.float-card.live-card .live-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-malachite);
  letter-spacing: 0.04em;
}

/* Floating decorative orbs */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  z-index: -1;
}

.orb.orb-1 {
  width: 280px;
  height: 280px;
  top: -60px;
  right: 5%;
  background: rgba(176, 139, 89, 0.35);
  animation: floatSlow 10s ease-in-out infinite;
}

.orb.orb-2 {
  width: 220px;
  height: 220px;
  bottom: 10%;
  left: 40%;
  background: rgba(42, 111, 119, 0.45);
  animation: floatSlow 12s ease-in-out infinite reverse;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: all 0.3s ease;
  cursor: pointer;
  white-space: nowrap;
}

.btn .btn-icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,0.15));
}

.btn-primary {
  background: linear-gradient(135deg, #B08B59 0%, #C9A371 100%);
  color: #fff;
  box-shadow: 0 12px 30px rgba(176, 139, 89, 0.45);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(176, 139, 89, 0.55);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.14);
}

.btn-outline {
  background: transparent;
  color: var(--color-malachite);
  border: 2px solid var(--color-malachite);
}

.btn-outline:hover {
  background: var(--color-malachite);
  color: #fff;
}

.btn-dark {
  background: var(--color-malachite);
  color: #fff;
  box-shadow: 0 12px 30px rgba(26, 83, 92, 0.35);
}

.btn-dark:hover {
  background: var(--color-malachite-deep);
  transform: translateY(-2px);
}

/* ==========================================================================
   Verified Marquee (Trust Bar)
   ========================================================================== */
.trustbar {
  background: var(--color-ink);
  color: rgba(255,255,255,0.85);
  padding: 18px 0;
  overflow: hidden;
  border-top: 1px solid rgba(176, 139, 89, 0.25);
  border-bottom: 1px solid rgba(176, 139, 89, 0.25);
}

.trust-track {
  display: flex;
  gap: 50px;
  animation: marquee 30s linear infinite;
  white-space: nowrap;
}

.trust-track span {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.trust-track span i {
  color: var(--color-gold);
  font-size: 15px;
}

/* ==========================================================================
   Section 01 - Community Features Grid
   ========================================================================== */
.section.community {
  background: var(--color-paper);
}

.section-head {
  text-align: left;
  margin-bottom: 70px;
  max-width: 720px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-bottom: 60px;
}

.feature-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 38px 34px;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--color-line);
  position: relative;
  overflow: hidden;
  transition: all 0.4s ease;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(176, 139, 89, 0.12), transparent 70%);
  border-radius: 50%;
  transform: translate(40%, -40%);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-medium);
  border-color: var(--color-gold);
}

.feature-card .num-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.15em;
  margin-bottom: 18px;
}

.feature-card .icon-wrap {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-malachite), var(--color-malachite-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-soft);
  font-size: 24px;
  margin-bottom: 22px;
  box-shadow: 0 10px 25px rgba(26, 83, 92, 0.3);
}

.feature-card h3 {
  font-size: 21px;
  font-weight: 700;
  color: var(--color-malachite);
  margin-bottom: 12px;
  letter-spacing: -0.015em;
}

.feature-card p {
  font-size: 14.5px;
  color: var(--color-ink-soft);
  line-height: 1.8;
}

/* Live Banner */
.live-banner {
  background: linear-gradient(135deg, var(--color-malachite) 0%, var(--color-malachite-deep) 100%);
  border-radius: var(--radius-lg);
  padding: 36px 44px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}

.live-banner::before {
  content: '';
  position: absolute;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(176, 139, 89, 0.35), transparent 70%);
  border-radius: 50%;
  right: -60px;
  top: -60px;
}

.live-banner .live-content {
  display: flex;
  align-items: center;
  gap: 22px;
  position: relative;
  z-index: 1;
}

.live-banner .live-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 0, 0, 0.18);
  border: 1px solid rgba(255, 92, 92, 0.45);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.live-banner .live-badge .live-dot {
  width: 7px;
  height: 7px;
  background: #FF5C5C;
  border-radius: 50%;
  animation: livePulse 1.6s ease-in-out infinite;
}

.live-banner h3 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.live-banner p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 4px;
}

.live-banner .time {
  font-family: 'Noto Sans KR', monospace;
  font-size: 38px;
  font-weight: 800;
  color: var(--color-gold-soft);
  letter-spacing: 0.02em;
  position: relative;
  z-index: 1;
}

.live-banner .time span {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 500;
  margin-left: 8px;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   Two-Column Sections (Left Image, Right Text)
   ========================================================================== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.two-col.reverse {
  direction: rtl;
}

.two-col.reverse > * {
  direction: ltr;
}

.two-col-visual {
  position: relative;
}

.two-col-visual .img-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-malachite-deep);
  box-shadow: var(--shadow-deep);
  aspect-ratio: 4/3.4;
}

.two-col-visual .img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: floatSlow 10s ease-in-out infinite;
}

.two-col-visual .badge-float {
  position: absolute;
  background: #fff;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-medium);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 5;
}

.two-col-visual .badge-float .b-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-malachite), var(--color-malachite-soft));
  color: var(--color-gold-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.two-col-visual .badge-float .b-text strong {
  display: block;
  font-size: 14px;
  color: var(--color-malachite);
  font-weight: 700;
}

.two-col-visual .badge-float .b-text span {
  font-size: 12px;
  color: var(--color-ink-soft);
}

.two-col-visual .badge-float.tl {
  top: 30px;
  left: -25px;
  animation: float1 6s ease-in-out infinite;
}

.two-col-visual .badge-float.br {
  bottom: 30px;
  right: -25px;
  animation: float2 7s ease-in-out infinite;
}

/* Bulleted list */
.col-list {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.col-list li {
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 15.5px;
  color: var(--color-ink);
  line-height: 1.6;
}

.col-list li .check-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-malachite), var(--color-malachite-soft));
  color: var(--color-gold-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  margin-top: 2px;
}

.col-list li strong {
  display: block;
  font-weight: 700;
  color: var(--color-malachite);
  margin-bottom: 2px;
  font-size: 16px;
}

/* Section CTA */
.col-cta {
  margin-top: 38px;
  display: flex;
  gap: 12px;
  align-items: center;
}

/* ==========================================================================
   Section: Realtime (with metric)
   ========================================================================== */
.section.realtime {
  background: linear-gradient(180deg, var(--color-paper) 0%, var(--color-mist) 100%);
}

.metric-row {
  display: flex;
  gap: 40px;
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--color-line);
}

.metric-item {
  flex: 1;
}

.metric-item .m-num {
  font-size: 42px;
  font-weight: 800;
  color: var(--color-malachite);
  line-height: 1;
  letter-spacing: -0.03em;
}

.metric-item .m-num span {
  font-size: 18px;
  color: var(--color-gold);
  font-weight: 700;
  margin-left: 4px;
}

.metric-item .m-label {
  font-size: 13px;
  color: var(--color-ink-soft);
  margin-top: 8px;
  letter-spacing: 0.02em;
}

/* ==========================================================================
   Section 04 - Archive
   ========================================================================== */
.section.archive {
  background: var(--color-paper);
}

.archive-visual {
  position: relative;
}

.archive-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 32px;
}

.archive-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 18px 14px;
  border: 1px solid var(--color-line);
  text-align: center;
  transition: all 0.3s ease;
}

.archive-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-gold);
  box-shadow: var(--shadow-soft);
}

.archive-card .a-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-malachite), var(--color-malachite-soft));
  color: var(--color-gold-soft);
  margin: 0 auto 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.archive-card .a-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-malachite);
  line-height: 1.4;
}

/* ==========================================================================
   Final CTA Section
   ========================================================================== */
.section.final-cta {
  background: linear-gradient(135deg, #0F3A41 0%, #1A535C 50%, #245F69 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.section.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(176, 139, 89, 0.25), transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(176, 139, 89, 0.15), transparent 50%);
}

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

.section.final-cta .section-label {
  color: var(--color-gold-soft);
  justify-content: center;
}

.section.final-cta .section-title {
  color: #fff;
  font-size: 48px;
  margin: 0 auto 22px;
  max-width: 760px;
}

.section.final-cta .section-title em {
  color: var(--color-gold-soft);
}

.section.final-cta .section-desc {
  color: rgba(255, 255, 255, 0.78);
  margin: 0 auto 40px;
  font-size: 17px;
}

.section.final-cta .arrow-down {
  margin: 28px auto 0;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(176, 139, 89, 0.4);
  color: var(--color-gold-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  animation: bounce 2s ease-in-out infinite;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: var(--color-ink);
  color: rgba(255, 255, 255, 0.6);
  padding: 50px 0 40px;
  font-size: 13px;
  text-align: center;
}

.footer-links {
  display: flex;
  gap: 30px;
  justify-content: center;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
  cursor: pointer;
}

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

.footer-copy {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.04em;
}

/* ==========================================================================
   Fixed Bottom Button
   ========================================================================== */
.fixed-cta {
  position: fixed;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: calc(100% - 32px);
  max-width: 420px;
}

.fixed-cta .btn {
  width: 100%;
  padding: 18px 26px;
  font-size: 16px;
  box-shadow: 0 14px 36px rgba(176, 139, 89, 0.5), 0 0 0 6px rgba(176, 139, 89, 0.12);
  animation: ctaGlow 3s ease-in-out infinite;
}

@keyframes ctaGlow {
  0%, 100% {
    box-shadow: 0 14px 36px rgba(176, 139, 89, 0.5), 0 0 0 6px rgba(176, 139, 89, 0.12);
  }
  50% {
    box-shadow: 0 18px 48px rgba(176, 139, 89, 0.6), 0 0 0 12px rgba(176, 139, 89, 0.08);
  }
}

/* ==========================================================================
   Modal
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 58, 65, 0.6);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  display: flex;
  opacity: 1;
}

.modal {
  background: #fff;
  border-radius: var(--radius-lg);
  max-width: 640px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  padding: 40px 36px;
  position: relative;
  box-shadow: var(--shadow-deep);
  transform: scale(0.95);
  transition: transform 0.3s ease;
}

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

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-mist);
  color: var(--color-malachite);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: var(--color-malachite);
  color: #fff;
}

.modal h2 {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-malachite);
  margin-bottom: 20px;
  padding-right: 50px;
  letter-spacing: -0.02em;
}

.modal h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-malachite);
  margin-top: 20px;
  margin-bottom: 8px;
}

.modal p, .modal li {
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-ink-soft);
  margin-bottom: 8px;
}

.modal ul {
  padding-left: 18px;
  margin-bottom: 12px;
}

/* ==========================================================================
   Animations
   ========================================================================== */
@keyframes float1 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-6px, -10px); }
}

@keyframes float2 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(8px, -12px); }
}

@keyframes float3 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-5px, 8px); }
}

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

@keyframes livePulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 980px) {
  .hero {
    padding: 110px 0 70px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-title {
    font-size: 40px;
  }

  .hero-visual {
    height: 380px;
  }

  .section {
    padding: 70px 0;
  }

  .section-title {
    font-size: 30px;
  }

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

  .two-col {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .two-col.reverse {
    direction: ltr;
  }

  .live-banner {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }

  .live-banner .time {
    font-size: 32px;
  }

  .metric-row {
    flex-wrap: wrap;
    gap: 20px;
  }

  .metric-item {
    flex: 0 0 calc(50% - 12px);
  }

  .section.final-cta .section-title {
    font-size: 30px;
  }

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

/* === Mobile compact layout === */
@media (max-width: 720px) {
  body {
    padding-bottom: 88px;
    line-height: 1.55;
  }

  .container {
    padding: 0 18px;
  }

  /* TopNav */
  .topnav {
    padding: 16px 0;
  }

  .brand {
    font-size: 13px;
    gap: 8px;
  }

  .brand .dot {
    width: 9px;
    height: 9px;
    box-shadow: 0 0 0 4px rgba(176, 139, 89, 0.22);
  }

  .topnav .badge {
    padding: 6px 12px;
    font-size: 11px;
    gap: 6px;
  }

  /* Hero */
  .hero {
    padding: 80px 0 50px;
  }

  .hero-inner {
    gap: 32px;
  }

  .hero-tag {
    font-size: 11px;
    padding: 6px 14px;
    margin-bottom: 18px;
    letter-spacing: 0.02em;
  }

  .hero-title {
    font-size: 30px;
    line-height: 1.22;
    margin-bottom: 16px;
    letter-spacing: -0.025em;
  }

  .hero-subtitle {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
  }

  .hero-cta-row {
    gap: 10px;
    margin-bottom: 32px;
  }

  .hero-cta-row .btn {
    width: 100%;
    padding: 14px 22px;
    font-size: 14px;
  }

  .hero-stats {
    gap: 0;
    justify-content: space-between;
    padding: 16px 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    margin-top: 0;
  }

  .hero-stat .num {
    font-size: 18px;
  }

  .hero-stat .label {
    font-size: 11px;
  }

  .hero-stat-divider {
    background: rgba(255, 255, 255, 0.12);
  }

  /* Hero visual - tighter */
  .hero-visual {
    height: 300px;
  }

  .hero-image {
    border-radius: 18px;
  }

  /* Floating cards - smaller, repositioned */
  .float-card {
    padding: 10px 14px;
    border-radius: 12px;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
  }

  .float-card.card-1 {
    top: 14px;
    left: 8px;
  }

  .float-card.card-1 .ticker {
    min-width: 150px;
    gap: 10px;
  }

  .float-card .ticker-name strong {
    font-size: 12px;
  }

  .float-card .ticker-name span {
    font-size: 10px;
  }

  .float-card .ticker-price {
    font-size: 13px;
  }

  .float-card .ticker-change {
    font-size: 11px;
  }

  .float-card .mini-chart {
    height: 24px;
    margin-top: 4px;
  }

  .float-card.card-2 {
    bottom: 14px;
    right: 8px;
    padding: 8px 12px;
  }

  .float-card.card-2 .live-text {
    font-size: 11px;
  }

  .float-card.card-3 {
    bottom: 110px;
    left: 8px;
  }

  .float-card.card-3 .ticker {
    min-width: 130px;
  }

  /* Orbs smaller */
  .orb.orb-1 {
    width: 180px;
    height: 180px;
  }

  .orb.orb-2 {
    width: 140px;
    height: 140px;
  }

  /* Trust bar */
  .trustbar {
    padding: 12px 0;
  }

  .trust-track {
    gap: 32px;
  }

  .trust-track span {
    font-size: 11px;
    gap: 8px;
  }

  .trust-track span i {
    font-size: 12px;
  }

  /* Section general */
  .section {
    padding: 54px 0;
  }

  .section-head {
    margin-bottom: 32px;
  }

  .section-label {
    font-size: 11px;
    margin-bottom: 14px;
    gap: 8px;
  }

  .section-label .num {
    font-size: 11px;
    padding: 3px 8px;
  }

  .section-title {
    font-size: 24px;
    line-height: 1.3;
    margin-bottom: 12px;
  }

  .section-desc {
    font-size: 14px;
    line-height: 1.7;
  }

  /* Feature grid - tighter */
  .feature-grid {
    gap: 14px;
    margin-bottom: 32px;
  }

  .feature-card {
    padding: 22px 20px;
    border-radius: 16px;
  }

  .feature-card .num-label {
    font-size: 11px;
    margin-bottom: 12px;
  }

  .feature-card .icon-wrap {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    font-size: 19px;
    margin-bottom: 14px;
  }

  .feature-card h3 {
    font-size: 17px;
    margin-bottom: 8px;
  }

  .feature-card p {
    font-size: 13px;
    line-height: 1.65;
  }

  /* Live banner */
  .live-banner {
    padding: 24px 22px;
    border-radius: 16px;
    gap: 16px;
  }

  .live-banner h3 {
    font-size: 17px;
  }

  .live-banner p {
    font-size: 12px;
  }

  .live-banner .live-badge {
    font-size: 10px;
    padding: 4px 10px;
  }

  .live-banner .time {
    font-size: 28px;
  }

  .live-banner .time span {
    font-size: 12px;
  }

  /* Two-col */
  .two-col {
    gap: 32px;
  }

  .two-col-visual .img-frame {
    border-radius: 18px;
    aspect-ratio: 4/3;
  }

  .two-col-visual .badge-float {
    padding: 9px 12px;
    border-radius: 10px;
    gap: 9px;
  }

  .two-col-visual .badge-float .b-icon {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    font-size: 14px;
  }

  .two-col-visual .badge-float .b-text strong {
    font-size: 11.5px;
  }

  .two-col-visual .badge-float .b-text span {
    font-size: 10px;
  }

  .two-col-visual .badge-float.tl {
    left: 8px;
    top: 12px;
  }

  .two-col-visual .badge-float.br {
    right: 8px;
    bottom: 12px;
  }

  /* List */
  .col-list {
    margin-top: 22px;
    gap: 12px;
  }

  .col-list li {
    font-size: 13px;
    gap: 10px;
  }

  .col-list li .check-icon {
    width: 22px;
    height: 22px;
    font-size: 9px;
  }

  .col-list li strong {
    font-size: 14px;
  }

  .col-cta {
    margin-top: 26px;
  }

  .col-cta .btn {
    width: 100%;
    padding: 14px 22px;
    font-size: 14px;
  }

  /* Metrics */
  .metric-row {
    margin-top: 28px;
    padding-top: 22px;
    gap: 18px;
  }

  .metric-item .m-num {
    font-size: 30px;
  }

  .metric-item .m-num span {
    font-size: 14px;
  }

  .metric-item .m-label {
    font-size: 11.5px;
    margin-top: 4px;
  }

  /* Archive */
  .archive-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 24px;
  }

  .archive-card {
    padding: 14px 8px;
    border-radius: 12px;
  }

  .archive-card .a-icon {
    width: 32px;
    height: 32px;
    font-size: 13px;
    margin-bottom: 8px;
    border-radius: 9px;
  }

  .archive-card .a-title {
    font-size: 10.5px;
    line-height: 1.35;
  }

  /* Final CTA */
  .section.final-cta {
    padding: 60px 0;
  }

  .section.final-cta .section-title {
    font-size: 24px;
  }

  .section.final-cta .section-desc {
    font-size: 14px;
    margin-bottom: 28px;
  }

  .section.final-cta .btn {
    width: 100%;
    font-size: 15px !important;
    padding: 16px 24px !important;
  }

  .section.final-cta .arrow-down {
    width: 42px;
    height: 42px;
    font-size: 15px;
    margin-top: 24px;
  }

  /* Footer */
  .footer {
    padding: 36px 0 28px;
  }

  .footer-links {
    gap: 18px;
    margin-bottom: 14px;
  }

  .footer-links a {
    font-size: 13px;
  }

  .footer-copy {
    font-size: 11px;
  }

  /* Fixed CTA */
  .fixed-cta {
    bottom: 14px;
    width: calc(100% - 24px);
  }

  .fixed-cta .btn {
    padding: 15px 22px;
    font-size: 15px;
  }

  /* Modal */
  .modal {
    padding: 28px 22px;
    border-radius: 16px;
    max-height: 84vh;
  }

  .modal h2 {
    font-size: 18px;
    margin-bottom: 16px;
    padding-right: 44px;
  }

  .modal h3 {
    font-size: 14px;
    margin-top: 16px;
  }

  .modal p, .modal li {
    font-size: 13px;
    line-height: 1.7;
  }

  .modal-close {
    width: 32px;
    height: 32px;
    font-size: 12px;
    top: 12px;
    right: 12px;
  }
}

/* === Very small screens === */
@media (max-width: 380px) {
  .hero-title {
    font-size: 27px;
  }

  .hero-stat .num {
    font-size: 16px;
  }

  .hero-stat .label {
    font-size: 10px;
  }

  .section-title {
    font-size: 22px;
  }

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

  .float-card.card-3 {
    display: none;
  }
}