:root {
  /* Surfaces & Backgrounds */
  --bg-base: #000000;
  --bg-table: #0A0907;
  --bg-table-spot: #1A150B;
  --surface-1: #121009;
  --surface-2: #1B170C;
  --surface-3: #241E10;

  /* Gold Palette (Metálico) */
  --gold-100: #FFF0A0;
  --gold-300: #F7D774;
  --gold-500: #F5C518;
  --gold-600: #D4A017;
  --gold-700: #B8860B;
  --gold-900: #5E4307;

  /* Typography */
  --text-primary: #F3E9C6;
  --text-secondary: #B5A77A;
  --text-muted: #7C714F;

  /* Domino Tiles (Ébano & Ouro) */
  --tile-body: #0B0B0B;
  --tile-body-highlight: #1A1A1A;
  --tile-pip: #F5C518;
  --tile-border: #D4A017;
  --tile-divider: #B8860B;

  /* Borders & Shadows */
  --border-glass: rgba(245, 197, 24, 0.12);
  --border-brass: rgba(212, 160, 23, 0.35);
  --gold-metal: linear-gradient(135deg, #FFF0A0 0%, #F5C518 35%, #B8860B 70%, #F7D774 100%);
  --gold-glow: 0 0 16px rgba(245, 197, 24, 0.28);

  /* Semantic Aliases */
  --brass-400: var(--gold-300);
  --brass-500: var(--gold-500);
  --brass-600: var(--gold-700);
  --felt-900: var(--bg-base);
  --felt-800: var(--surface-1);
  --felt-700: var(--surface-2);

  --font-heading: 'Outfit', sans-serif;
  --font-serif: 'Playfair Display', serif;
}

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

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-heading);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  position: relative;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  max-width: 100vw;
  z-index: 1000;
  background: rgba(10, 9, 7, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--gold-900);
  padding: 14px 0;
  box-sizing: border-box;
}

.nav-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  box-sizing: border-box;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
  flex-shrink: 0;
}

.nav-logo-img {
  width: 34px;
  height: 34px;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

.logo-text {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--gold-300);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--gold-300);
}

.nav-cta-btn {
  background: var(--gold-metal);
  color: #0B0B0B !important;
  font-weight: 800 !important;
  padding: 9px 20px;
  border-radius: 8px;
  box-shadow: 0 2px 14px rgba(245, 197, 24, 0.35);
  transition: transform 0.15s, box-shadow 0.2s, opacity 0.2s;
  white-space: nowrap;
}

.nav-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(245, 197, 24, 0.5);
  opacity: 0.96;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--gold-300);
  font-size: 24px;
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  line-height: 1;
}

/* Hero Section */
.hero-section {
  padding: 140px 0 80px;
  background: radial-gradient(circle at 60% 20%, rgba(36, 30, 16, 0.7) 0%, rgba(10, 9, 7, 0.95) 55%, var(--bg-base) 100%);
  position: relative;
  overflow: hidden;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245, 197, 24, 0.08);
  border: 1px solid var(--border-brass);
  color: var(--gold-300);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--gold-500);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--gold-500);
}

.hero-title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.highlight-text {
  color: var(--gold-300);
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 600;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gold-metal);
  color: #0B0B0B;
  text-decoration: none;
  font-weight: 800;
  font-size: 16px;
  padding: 14px 28px;
  border-radius: 10px;
  box-shadow: 0 4px 22px rgba(245, 197, 24, 0.38);
  transition: transform 0.15s, box-shadow 0.2s;
}

.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(245, 197, 24, 0.55);
}

.btn-hero-primary .btn-icon {
  width: 20px;
  height: 20px;
  stroke: #0B0B0B;
  stroke-width: 2.2px;
}

.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  background: var(--surface-2);
  border: 1px solid var(--gold-900);
  color: var(--text-primary);
  text-decoration: none;
  padding: 10px 24px;
  border-radius: 10px;
  transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.btn-secondary-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-secondary-content .btn-icon {
  width: 22px;
  height: 22px;
  stroke: var(--gold-300);
}

.btn-secondary-labels {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.btn-hero-secondary:hover {
  background: var(--surface-3);
  border-color: var(--gold-500);
  box-shadow: 0 0 14px rgba(245, 197, 24, 0.15);
}

.btn-subtext {
  font-size: 11px;
  color: var(--text-muted);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  border-top: 1px solid var(--gold-900);
  padding-top: 28px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-size: 26px;
  font-weight: 800;
  color: var(--gold-300);
}

.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--gold-900);
}

/* Showcase Card */
.felt-showcase-card {
  background: var(--surface-1);
  border: 1px solid var(--gold-700);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.85), 0 0 30px rgba(245, 197, 24, 0.08);
  position: relative;
}

.showcase-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 20px;
}

.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--gold-300);
  background: rgba(245, 197, 24, 0.12);
  border: 1px solid var(--gold-900);
  padding: 4px 10px;
  border-radius: 20px;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background: var(--gold-500);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--gold-500);
  animation: pulseLive 1.5s infinite;
}

@keyframes pulseLive {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.room-pill {
  font-size: 12px;
  color: var(--text-secondary);
}

.showcase-felt-table {
  background: radial-gradient(circle at center, var(--bg-table-spot) 0%, var(--bg-table) 60%, var(--bg-base) 100%);
  border-radius: 14px;
  border: 1px solid var(--gold-900);
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.9);
  padding: 36px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
}

.showcase-chain {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
}

/* Interactive Domino Tile (Gold Premium Ebony Edition) */
.interactive-tile {
  background: linear-gradient(180deg, var(--tile-body-highlight) 0%, var(--tile-body) 100%);
  border: 1.5px solid var(--gold-600);
  border-radius: 6px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.85), 0 0 10px rgba(212, 160, 23, 0.12), inset 0 1px 0 rgba(255, 240, 160, 0.15);
  display: flex;
  position: relative;
  cursor: pointer;
  transition: transform 0.25s cubic-bezier(0.18, 0.89, 0.32, 1.28), border-color 0.2s, box-shadow 0.2s;
  user-select: none;
}

/* Common Tile: Horizontal along the chain */
.interactive-tile:not(.crosswise) {
  width: 96px;
  height: 48px;
  flex-direction: row;
}

/* Double Tile: Crosswise / perpendicular (vertical) */
.interactive-tile.crosswise {
  width: 48px;
  height: 96px;
  flex-direction: column;
}

.interactive-tile:hover {
  transform: translateY(-6px) scale(1.04);
  border-color: var(--gold-500);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.9), 0 0 20px rgba(245, 197, 24, 0.35);
}

.interactive-tile .half {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.interactive-tile .div {
  position: absolute;
  background: var(--tile-divider);
  box-shadow: 0 0 2px rgba(245, 197, 24, 0.3);
}

/* Vertical divider for horizontal tiles */
.interactive-tile:not(.crosswise) .div {
  width: 1.5px;
  height: calc(100% - 8px);
  left: 50%;
  top: 4px;
  transform: translateX(-50%);
}

/* Horizontal divider for crosswise vertical tiles */
.interactive-tile.crosswise .div {
  width: calc(100% - 8px);
  height: 1.5px;
  left: 4px;
  top: 50%;
  transform: translateY(-50%);
}

.interactive-tile .spinner {
  position: absolute;
  width: 5px;
  height: 5px;
  background: var(--gold-500);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 4px rgba(245, 197, 24, 0.6);
}

/* Pips for showcase (Radiant Gold Pips) */
.half .p {
  position: absolute;
  width: 7px;
  height: 7px;
  background: var(--tile-pip);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 6px rgba(245, 197, 24, 0.6), inset 0 1px 0 var(--gold-100);
}

/* 6 pips in vertical crosswise tile (2 vertical columns of 3) */
.interactive-tile.crosswise .half:has(.p:nth-child(6)) .p:nth-child(1) { left: 28%; top: 24%; }
.interactive-tile.crosswise .half:has(.p:nth-child(6)) .p:nth-child(2) { left: 28%; top: 50%; }
.interactive-tile.crosswise .half:has(.p:nth-child(6)) .p:nth-child(3) { left: 28%; top: 76%; }
.interactive-tile.crosswise .half:has(.p:nth-child(6)) .p:nth-child(4) { left: 72%; top: 24%; }
.interactive-tile.crosswise .half:has(.p:nth-child(6)) .p:nth-child(5) { left: 72%; top: 50%; }
.interactive-tile.crosswise .half:has(.p:nth-child(6)) .p:nth-child(6) { left: 72%; top: 76%; }

/* 6 pips in horizontal tile (2 horizontal rows of 3) */
.interactive-tile:not(.crosswise) .half:has(.p:nth-child(6)) .p:nth-child(1) { left: 24%; top: 28%; }
.interactive-tile:not(.crosswise) .half:has(.p:nth-child(6)) .p:nth-child(2) { left: 50%; top: 28%; }
.interactive-tile:not(.crosswise) .half:has(.p:nth-child(6)) .p:nth-child(3) { left: 76%; top: 28%; }
.interactive-tile:not(.crosswise) .half:has(.p:nth-child(6)) .p:nth-child(4) { left: 24%; top: 72%; }
.interactive-tile:not(.crosswise) .half:has(.p:nth-child(6)) .p:nth-child(5) { left: 50%; top: 72%; }
.interactive-tile:not(.crosswise) .half:has(.p:nth-child(6)) .p:nth-child(6) { left: 76%; top: 72%; }

/* 4 pips (symmetric in both orientations) */
.half:has(.p:nth-child(4)):not(:has(.p:nth-child(5))) .p:nth-child(1) { left: 28%; top: 28%; }
.half:has(.p:nth-child(4)):not(:has(.p:nth-child(5))) .p:nth-child(2) { left: 72%; top: 28%; }
.half:has(.p:nth-child(4)):not(:has(.p:nth-child(5))) .p:nth-child(3) { left: 28%; top: 72%; }
.half:has(.p:nth-child(4)):not(:has(.p:nth-child(5))) .p:nth-child(4) { left: 72%; top: 72%; }

/* 1 pip */
.half:has(.p:only-child) .p { left: 50%; top: 50%; }

.showcase-hud {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  border-top: 1px solid var(--gold-900);
  padding-top: 12px;
}

.hud-player {
  display: flex;
  flex-direction: column;
}

.hud-name {
  color: var(--text-secondary);
}

.hud-score {
  font-weight: 700;
  color: var(--gold-300);
}

.hud-boneyard {
  color: var(--text-secondary);
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--gold-900);
  padding: 4px 10px;
  border-radius: 12px;
}

.showcase-footer {
  text-align: center;
  margin-top: 16px;
  font-size: 12px;
  color: var(--text-muted);
}

/* Modes Section */
.section-modes {
  padding: 100px 0;
  background: var(--bg-table);
  border-top: 1px solid var(--gold-900);
  border-bottom: 1px solid var(--gold-900);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gold-500);
  display: block;
  margin-bottom: 8px;
}

.section-title {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
}

.modes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.mode-card {
  background: var(--surface-1);
  border: 1px solid var(--gold-900);
  border-radius: 16px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.mode-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold-500);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(245, 197, 24, 0.12);
}

.mode-card.featured {
  border-color: var(--gold-600);
  background: linear-gradient(180deg, rgba(245, 197, 24, 0.06) 0%, var(--surface-1) 100%);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5), 0 0 24px rgba(245, 197, 24, 0.15);
}

.mode-badge {
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--gold-metal);
  color: #0B0B0B;
  font-size: 11px;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 10px;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 10px rgba(245, 197, 24, 0.3);
}

.mode-icon-wrapper {
  width: 52px;
  height: 52px;
  background: rgba(245, 197, 24, 0.08);
  border: 1px solid var(--gold-900);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.mode-icon {
  width: 26px;
  height: 26px;
  stroke: var(--gold-300);
  stroke-width: 1.8px;
}

.mode-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.mode-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 24px;
  flex: 1;
}

.mode-features {
  list-style: none;
  font-size: 13px;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}

.mode-features li {
  color: var(--text-primary);
}

.btn-mode {
  text-align: center;
  background: var(--surface-2);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid var(--gold-900);
  transition: all 0.2s;
}

.mode-card.featured .btn-mode, .btn-mode:hover {
  background: var(--gold-metal);
  color: #0B0B0B;
  font-weight: 700;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(245, 197, 24, 0.3);
}

/* Features */
.section-features {
  padding: 100px 0;
  background: var(--bg-base);
}

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

.feature-item {
  background: var(--surface-1);
  border: 1px solid var(--gold-900);
  border-radius: 14px;
  padding: 28px;
  transition: transform 0.2s, border-color 0.2s, background 0.2s;
}

.feature-item:hover {
  transform: translateY(-3px);
  background: var(--surface-2);
  border-color: var(--gold-600);
}

.feat-icon-wrapper {
  width: 48px;
  height: 48px;
  background: rgba(245, 197, 24, 0.08);
  border: 1px solid var(--gold-900);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feat-icon {
  width: 24px;
  height: 24px;
  stroke: var(--gold-300);
  stroke-width: 1.8px;
}

.feature-item h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.feature-item p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Rules Section */
.section-rules {
  padding: 60px 0 100px;
  background: var(--bg-base);
}

.rules-card {
  background: var(--surface-1);
  border: 1px solid var(--gold-700);
  border-radius: 20px;
  padding: 48px;
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.7);
}

.rules-header {
  text-align: center;
  margin-bottom: 40px;
}

.rules-header h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-card {
  background: rgba(0, 0, 0, 0.5);
  border-radius: 12px;
  padding: 24px;
  border: 1px solid var(--gold-900);
}

.step-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--gold-300);
  display: block;
  margin-bottom: 8px;
}

.step-card h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.step-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* CTA */
.section-cta {
  padding: 40px 0 100px;
  background: var(--bg-base);
}

.cta-box {
  background: linear-gradient(135deg, #1B170C 0%, #121009 50%, #0A0907 100%);
  border: 1.5px solid var(--gold-600);
  border-radius: 24px;
  padding: 56px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 35px rgba(245, 197, 24, 0.12);
}

.cta-text h2 {
  font-size: 34px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.cta-text p {
  font-size: 16px;
  color: var(--text-secondary);
}

.cta-buttons {
  display: flex;
  gap: 16px;
}

.btn-cta-main {
  background: var(--gold-metal);
  color: #0B0B0B;
  text-decoration: none;
  font-weight: 800;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: 8px;
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(245, 197, 24, 0.35);
  transition: transform 0.15s, box-shadow 0.2s;
}

.btn-cta-main:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(245, 197, 24, 0.55);
}

.btn-cta-sub {
  background: var(--surface-2);
  border: 1px solid var(--gold-900);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  padding: 14px 24px;
  border-radius: 8px;
  white-space: nowrap;
  transition: background 0.2s, border-color 0.2s;
}

.btn-cta-sub:hover {
  border-color: var(--gold-500);
  background: var(--surface-3);
}

/* Footer */
.footer {
  background: #060504;
  border-top: 1px solid var(--gold-900);
  padding: 60px 0 30px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}

.footer-brand {
  max-width: 320px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-logo-img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}

.logo-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--gold-300);
}

.footer-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 10px;
}

.footer-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 14px;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--gold-300);
}

.footer-bottom {
  border-top: 1px solid rgba(245, 197, 24, 0.08);
  padding-top: 24px;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
}

@media (max-width: 992px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: 100%;
    background: rgba(14, 12, 8, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: stretch;
    padding: 20px;
    gap: 14px;
    border-bottom: 1px solid var(--gold-900);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.9);
    box-sizing: border-box;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    width: 100%;
    text-align: left;
    padding: 10px 4px;
    font-size: 16px;
    border-bottom: 1px solid rgba(245, 197, 24, 0.08);
  }

  .nav-links a:last-child {
    border-bottom: none;
  }

  .nav-cta-btn {
    text-align: center;
    padding: 12px 20px;
    margin-top: 6px;
  }

  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-subtitle {
    margin: 0 auto 36px;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-stats {
    justify-content: center;
  }
  .modes-grid, .features-grid {
    grid-template-columns: 1fr;
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cta-box {
    flex-direction: column;
    text-align: center;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  .hero-section {
    padding: 100px 0 60px;
  }
  .hero-title {
    font-size: 34px;
    word-break: break-word;
  }
  .hero-badge {
    font-size: 12px;
    padding: 6px 12px;
    white-space: normal;
    text-align: center;
    line-height: 1.4;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
  .btn-hero-primary {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    justify-content: center;
  }
  .hero-stats {
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
  }
  .stat-divider {
    display: none;
  }
  .felt-showcase-card {
    padding: 16px 10px;
    max-width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
  }
  .showcase-chain {
    transform: scale(0.85);
    transform-origin: center;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .footer-content {
    flex-direction: column;
    gap: 28px;
  }
  .footer-links {
    flex-wrap: wrap;
    gap: 16px;
  }
}