/* ==========================================================================
   TẰM - THÊU HƯƠNG DỆT VỊ
   Trang Xem Trước & Đếm Ngược Khai Trương (Preview & Grand Opening Countdown)
   ========================================================================== */

:root {
  --color-mocha: #7b5f4a;
  --color-mocha-dark: #5e4434;
  --color-mocha-deep: #382419;
  --color-roast-black: #1b100b;
  --color-clay: #8e583f;
  
  --color-cream: #f0e7d8;
  --color-cream-light: #faf6f0;
  --color-cream-dark: #dfd4c0;
  
  --color-amber: #e9bb80;
  --color-amber-gold: #d4954d;
  --color-amber-light: #f7dfbe;
  --color-amber-glow: rgba(233, 187, 128, 0.45);
  
  --color-lacquer-red: #a33924;
  --color-tea-leaf: #53694c;
  --color-border-gold: rgba(233, 187, 128, 0.28);
  --color-glass-bg: rgba(38, 23, 17, 0.72);
  --color-glass-card: rgba(45, 28, 20, 0.78);
  
  --font-body: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-folk: 'Cormorant Garamond', 'Times New Roman', serif;
}

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

body.preview-page {
  font-family: var(--font-body);
  background-color: var(--color-roast-black);
  color: var(--color-cream-light);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   1. CANVAS AMBIENT & BACKGROUND PARTICLES
   ========================================================================== */
.ambient-canvas-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

#ambient-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.bg-pattern-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 50% 20%, rgba(123, 95, 74, 0.35) 0%, transparent 60%),
    radial-gradient(circle at 85% 80%, rgba(163, 57, 36, 0.18) 0%, transparent 50%),
    radial-gradient(circle at 15% 70%, rgba(83, 105, 76, 0.2) 0%, transparent 50%),
    linear-gradient(rgba(27, 16, 11, 0.6) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27, 16, 11, 0.6) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 100% 100%, 40px 40px, 40px 40px;
  pointer-events: none;
  z-index: 1;
}

.preview-content-layer {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ==========================================================================
   2. ANNOUNCEMENT TOP BAR
   ========================================================================== */
.preview-announcement-bar {
  background: rgba(22, 13, 9, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-gold);
  padding: 10px 0;
  font-size: 0.82rem;
  color: var(--color-amber-light);
  letter-spacing: 0.3px;
}

.preview-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.preview-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.preview-bar-left, .preview-bar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.ambient-audio-btn {
  background: rgba(233, 187, 128, 0.12);
  border: 1px solid var(--color-border-gold);
  color: var(--color-amber);
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.3s ease;
}

.ambient-audio-btn:hover {
  background: rgba(233, 187, 128, 0.25);
  border-color: var(--color-amber);
  transform: translateY(-1px);
}

.audio-pulse-indicator {
  width: 7px;
  height: 7px;
  background: var(--color-amber);
  border-radius: 50%;
  position: relative;
}

.audio-pulse-indicator.active {
  background: #4ade80;
  box-shadow: 0 0 10px #4ade80;
  animation: beaconPulse 1.6s infinite ease-out;
}

@keyframes beaconPulse {
  0% { transform: scale(0.9); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
  100% { transform: scale(0.9); opacity: 1; }
}

/* ==========================================================================
   3. SITE HEADER
   ========================================================================== */
.preview-header {
  padding: 22px 0;
  background: rgba(27, 16, 11, 0.5);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(233, 187, 128, 0.15);
}

.preview-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-emblem-wrapper {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: inherit;
}

.brand-emblem-image {
  width: 52px;
  height: 52px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(233, 187, 128, 0.35));
  transition: transform 0.4s ease;
}

.brand-emblem-wrapper:hover .brand-emblem-image {
  transform: rotate(5deg) scale(1.06);
}

.brand-name-group {
  display: flex;
  flex-direction: column;
}

.brand-main-title {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  letter-spacing: 2px;
  text-transform: lowercase;
  color: var(--color-amber);
  line-height: 1;
  font-weight: 700;
  text-shadow: 0 2px 10px rgba(233, 187, 128, 0.3);
}

.brand-tagline-text {
  font-family: var(--font-folk);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--color-cream-dark);
  letter-spacing: 1px;
  margin-top: 2px;
}

.header-action-links {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn-zalo-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 104, 255, 0.15);
  border: 1px solid rgba(0, 104, 255, 0.4);
  color: #8ec5fc;
  padding: 8px 18px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.btn-zalo-link:hover {
  background: rgba(0, 104, 255, 0.3);
  border-color: #60a5fa;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 104, 255, 0.3);
}

.btn-preview-unlock {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-amber-gold), var(--color-amber));
  color: var(--color-roast-black);
  padding: 9px 20px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 18px rgba(212, 149, 77, 0.35);
  border: none;
  cursor: pointer;
}

.btn-preview-unlock:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(233, 187, 128, 0.5);
  background: linear-gradient(135deg, #e4a253, #ffdfa9);
}

/* ==========================================================================
   4. HERO PREVIEW & COUNTDOWN SECTION
   ========================================================================== */
.hero-preview-section {
  padding: 60px 0 70px;
  text-align: center;
  position: relative;
}

.status-beacon-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(163, 57, 36, 0.25);
  border: 1px solid rgba(163, 57, 36, 0.5);
  color: #ffb1a2;
  padding: 7px 20px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 24px;
  box-shadow: 0 0 25px rgba(163, 57, 36, 0.25);
}

.beacon-dot {
  width: 9px;
  height: 9px;
  background: #ef4444;
  border-radius: 50%;
  box-shadow: 0 0 10px #ef4444;
  animation: beaconPulse 1.4s infinite ease-in-out;
}

.hero-main-heading {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5.2vw, 3.8rem);
  font-weight: 700;
  line-height: 1.18;
  color: var(--color-cream-light);
  margin-bottom: 18px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.hero-main-heading .gold-gradient-text {
  background: linear-gradient(135deg, #ffffff 10%, #f7dfbe 45%, #e9bb80 80%, #d4954d 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-poetic-quote {
  font-family: var(--font-folk);
  font-size: clamp(1.2rem, 2.3vw, 1.5rem);
  font-style: italic;
  color: var(--color-amber-light);
  max-width: 820px;
  margin: 0 auto 36px;
  line-height: 1.6;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.traditional-motif-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 0 auto 42px;
  max-width: 360px;
}

.motif-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-amber), transparent);
}

.motif-icon {
  color: var(--color-amber);
  font-size: 1.2rem;
  filter: drop-shadow(0 0 8px var(--color-amber));
}

/* ==========================================================================
   5. LUXURY COUNTDOWN TIMER BOARD
   ========================================================================== */
.countdown-board-wrapper {
  max-width: 920px;
  margin: 0 auto 40px;
  position: relative;
}

.countdown-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

@media (max-width: 768px) {
  .countdown-cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
}

.countdown-card {
  background: var(--color-glass-card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--color-border-gold);
  border-radius: 18px;
  padding: 24px 16px 20px;
  position: relative;
  box-shadow: 
    0 12px 36px rgba(0, 0, 0, 0.45),
    inset 0 1px 1px rgba(255, 255, 255, 0.15),
    inset 0 -2px 8px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}

.countdown-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-amber), transparent);
  opacity: 0.8;
}

.countdown-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-amber);
  box-shadow: 
    0 18px 45px rgba(0, 0, 0, 0.55),
    0 0 25px rgba(233, 187, 128, 0.25);
}

.card-corner-motif {
  position: absolute;
  color: var(--color-amber);
  font-size: 0.65rem;
  opacity: 0.4;
  line-height: 1;
}
.card-corner-motif.top-left { top: 8px; left: 8px; }
.card-corner-motif.top-right { top: 8px; right: 8px; }
.card-corner-motif.bottom-left { bottom: 8px; left: 8px; }
.card-corner-motif.bottom-right { bottom: 8px; right: 8px; }

.digit-display-box {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 80px;
}

.countdown-number {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 6.2vw, 4.6rem);
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(180deg, #ffffff 0%, #fff0d6 30%, #e9bb80 75%, #ca8a38 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 12px rgba(233, 187, 128, 0.35));
  letter-spacing: 2px;
  transition: transform 0.2s cubic-bezier(0.18, 0.89, 0.32, 1.28);
}

.countdown-number.tick-pop {
  animation: numberTick 0.35s ease-out;
}

@keyframes numberTick {
  0% { transform: scale(1); }
  50% { transform: scale(1.08); filter: drop-shadow(0 0 20px var(--color-amber)); }
  100% { transform: scale(1); }
}

.countdown-label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--color-amber-light);
  text-transform: uppercase;
  margin-top: 8px;
  opacity: 0.85;
}

.countdown-sub-meta {
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: rgba(38, 23, 17, 0.6);
  border: 1px solid rgba(233, 187, 128, 0.2);
  padding: 8px 24px;
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--color-cream-dark);
}

.countdown-sub-meta strong {
  color: var(--color-amber);
}

/* ==========================================================================
   6. CELEBRATION REVEAL MODAL & OVERLAY
   ========================================================================== */
.celebration-overlay {
  position: fixed;
  inset: 0;
  background: rgba(18, 10, 6, 0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.6s;
}

.celebration-overlay.active {
  opacity: 1;
  visibility: visible;
}

.celebration-dialog {
  background: linear-gradient(145deg, #321f14, #1e110a);
  border: 2px solid var(--color-amber);
  border-radius: 24px;
  max-width: 580px;
  width: 100%;
  padding: 44px 36px;
  text-align: center;
  box-shadow: 
    0 24px 60px rgba(0, 0, 0, 0.7),
    0 0 50px rgba(233, 187, 128, 0.35);
  position: relative;
  transform: scale(0.85) translateY(20px);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
}

.celebration-overlay.active .celebration-dialog {
  transform: scale(1) translateY(0);
}

.celebration-silk-ribbon {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, #a33924, #e9bb80, #53694c, #e9bb80, #a33924);
  background-size: 200% 100%;
  animation: ribbonShimmer 3s infinite linear;
}

@keyframes ribbonShimmer {
  0% { background-position: 0% 0%; }
  100% { background-position: 200% 0%; }
}

.celebration-icon-burst {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: rgba(233, 187, 128, 0.15);
  border: 1px solid var(--color-amber);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-amber);
  box-shadow: 0 0 30px rgba(233, 187, 128, 0.4);
  animation: celebrationPulse 2s infinite ease-in-out;
}

@keyframes celebrationPulse {
  0% { transform: scale(0.96); box-shadow: 0 0 20px rgba(233, 187, 128, 0.3); }
  50% { transform: scale(1.06); box-shadow: 0 0 40px rgba(233, 187, 128, 0.6); }
  100% { transform: scale(0.96); box-shadow: 0 0 20px rgba(233, 187, 128, 0.3); }
}

.celebration-title {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--color-amber);
  margin-bottom: 12px;
}

.celebration-message {
  font-size: 1.05rem;
  color: var(--color-cream);
  margin-bottom: 28px;
  line-height: 1.7;
}

.celebration-progress-bar {
  width: 100%;
  height: 6px;
  background: rgba(233, 187, 128, 0.15);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 28px;
}

.celebration-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-amber-gold), var(--color-amber));
  border-radius: 999px;
  transition: width 3.2s linear;
}

.btn-enter-storefront {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  background: linear-gradient(135deg, var(--color-amber-gold), #ffdca8);
  color: var(--color-roast-black);
  padding: 16px 28px;
  border-radius: 999px;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 6px 25px rgba(212, 149, 77, 0.5);
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.btn-enter-storefront:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(233, 187, 128, 0.7);
  background: linear-gradient(135deg, #e5a75e, #fff0d4);
}

/* ==========================================================================
   7. SNEAK PEEK SHOWCASE GRID (THỰC ĐƠN TINH HOA)
   ========================================================================== */
.preview-showcase-section {
  padding: 50px 0 70px;
  border-top: 1px solid rgba(233, 187, 128, 0.15);
  background: rgba(22, 13, 9, 0.5);
}

.section-head-center {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 45px;
}

.section-badge-pill {
  display: inline-block;
  background: rgba(233, 187, 128, 0.12);
  border: 1px solid var(--color-border-gold);
  color: var(--color-amber);
  padding: 5px 16px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title-large {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  color: var(--color-cream-light);
  margin-bottom: 12px;
}

.section-desc-text {
  font-size: 0.98rem;
  color: var(--color-cream-dark);
  line-height: 1.7;
}

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

@media (max-width: 992px) {
  .drinks-sneak-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .drinks-sneak-grid {
    grid-template-columns: 1fr;
  }
}

.sneak-card {
  background: var(--color-glass-card);
  border: 1px solid rgba(233, 187, 128, 0.2);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  position: relative;
}

.sneak-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-amber);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5), 0 0 25px rgba(233, 187, 128, 0.2);
}

.sneak-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #20130c;
}

.sneak-product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.sneak-card:hover .sneak-product-img {
  transform: scale(1.08);
}

.sneak-badge-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(163, 57, 36, 0.85);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.sneak-price-tag {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(22, 13, 9, 0.88);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border-gold);
  color: var(--color-amber);
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
}

.sneak-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.sneak-card-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-cream-light);
  margin-bottom: 8px;
}

.sneak-card-desc {
  font-size: 0.86rem;
  color: var(--color-cream-dark);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}

.sneak-card-footer {
  border-top: 1px solid rgba(233, 187, 128, 0.15);
  padding-top: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-amber);
}

/* ==========================================================================
   8. GRAND OPENING PERKS & VIP RSVP
   ========================================================================== */
.preview-perks-section {
  padding: 60px 0 80px;
}

.perks-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: stretch;
}

@media (max-width: 900px) {
  .perks-two-col {
    grid-template-columns: 1fr;
  }
}

.vip-voucher-card {
  background: linear-gradient(135deg, rgba(66, 45, 32, 0.9), rgba(38, 23, 17, 0.9));
  border: 2px dashed var(--color-amber);
  border-radius: 22px;
  padding: 36px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.4);
}

.vip-voucher-header {
  margin-bottom: 24px;
}

.vip-voucher-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--color-amber);
  margin-bottom: 8px;
}

.vip-code-pill-box {
  background: rgba(22, 13, 9, 0.7);
  border: 1px solid var(--color-amber);
  border-radius: 12px;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 18px 0;
}

.vip-code-text {
  font-family: monospace;
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: #ffdca8;
}

.btn-copy-code {
  background: var(--color-amber);
  color: var(--color-roast-black);
  border: none;
  border-radius: 6px;
  padding: 8px 16px;
  font-weight: 700;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-copy-code:hover {
  background: #fff;
  transform: scale(1.05);
}

.vip-benefits-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--color-cream-light);
}

.vip-benefits-list li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.vip-benefits-list li::before {
  content: '✓';
  color: var(--color-amber);
  font-weight: bold;
}

.rsvp-form-card {
  background: var(--color-glass-card);
  backdrop-filter: blur(14px);
  border: 1px solid var(--color-border-gold);
  border-radius: 22px;
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.rsvp-input-group {
  margin-bottom: 18px;
}

.rsvp-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-amber-light);
  margin-bottom: 8px;
}

.rsvp-input {
  width: 100%;
  background: rgba(22, 13, 9, 0.75);
  border: 1px solid var(--color-border-gold);
  border-radius: 10px;
  padding: 14px 18px;
  color: var(--color-cream-light);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s ease;
}

.rsvp-input:focus {
  border-color: var(--color-amber);
  box-shadow: 0 0 12px rgba(233, 187, 128, 0.3);
}

.btn-submit-rsvp {
  width: 100%;
  background: linear-gradient(135deg, var(--color-amber-gold), var(--color-amber));
  color: var(--color-roast-black);
  border: none;
  border-radius: 10px;
  padding: 15px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 16px rgba(212, 149, 77, 0.35);
}

.btn-submit-rsvp:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(233, 187, 128, 0.5);
}

/* ==========================================================================
   9. SPACE & STORY SECTION
   ========================================================================== */
.preview-space-section {
  padding: 60px 0 80px;
  background: rgba(22, 13, 9, 0.6);
  border-top: 1px solid rgba(233, 187, 128, 0.15);
}

.space-two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

@media (max-width: 900px) {
  .space-two-col {
    grid-template-columns: 1fr;
  }
}

.space-image-frame {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  border: 2px solid var(--color-border-gold);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.6);
}

.space-image-frame img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.space-image-frame:hover img {
  transform: scale(1.04);
}

.space-info-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.space-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.space-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(233, 187, 128, 0.12);
  border: 1px solid var(--color-border-gold);
  color: var(--color-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.space-info-text strong {
  display: block;
  color: var(--color-amber-light);
  font-size: 1rem;
  margin-bottom: 2px;
}

.space-info-text span {
  font-size: 0.92rem;
  color: var(--color-cream-dark);
}

/* ==========================================================================
   10. FOOTER
   ========================================================================== */
.preview-footer {
  background: #110906;
  border-top: 1px solid rgba(233, 187, 128, 0.18);
  padding: 36px 0;
  text-align: center;
  margin-top: auto;
}

.footer-social-links {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 18px;
}

.social-badge-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(233, 187, 128, 0.1);
  border: 1px solid var(--color-border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-amber);
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-badge-btn:hover {
  background: var(--color-amber);
  color: var(--color-roast-black);
  transform: translateY(-2px);
}

.footer-copyright {
  font-size: 0.82rem;
  color: var(--color-cream-dark);
  opacity: 0.7;
}

/* ==========================================================================
   11. OWNER / DEVELOPER TEST TOOLBAR (FLOATING AT BOTTOM)
   ========================================================================== */
.dev-test-toolbar {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 900;
  background: rgba(27, 16, 11, 0.94);
  backdrop-filter: blur(16px);
  border: 1px solid var(--color-amber);
  border-radius: 16px;
  padding: 12px 18px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all 0.3s ease;
}

.dev-test-toolbar.collapsed .dev-toolbar-items {
  display: none;
}

.dev-toolbar-items {
  display: flex;
  align-items: center;
  gap: 10px;
}

.dev-toolbar-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-amber);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.btn-dev-action {
  background: rgba(233, 187, 128, 0.15);
  border: 1px solid var(--color-border-gold);
  color: var(--color-amber-light);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.btn-dev-action:hover {
  background: var(--color-amber);
  color: var(--color-roast-black);
}

.btn-dev-toggle-collapse {
  background: none;
  border: none;
  color: var(--color-amber);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.btn-dev-toggle-collapse:hover {
  opacity: 1;
}

@media (max-width: 600px) {
  .dev-test-toolbar {
    left: 12px;
    right: 12px;
    bottom: 12px;
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* ==========================================================================
   FOCUSED PREVIEW MODE (CHỈ GIỮ MAIN HERO DUY NHẤT, KHÔNG SAO NHÃNG)
   ========================================================================== */
body.preview-focused-mode {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body.preview-focused-mode .preview-content-layer {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.hero-preview-section.focused-hero {
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 48px 24px;
  box-sizing: border-box;
}

.hero-brand-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 26px;
  text-align: center;
}

.hero-brand-logo-frame {
  width: 76px;
  height: 76px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(233, 187, 128, 0.22) 0%, rgba(38, 23, 17, 0) 70%);
  position: relative;
}

.hero-brand-logo-img {
  width: 66px;
  height: 66px;
  object-fit: contain;
  filter: drop-shadow(0 4px 16px rgba(233, 187, 128, 0.45));
  animation: logoFloat 4s ease-in-out infinite;
}

@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.hero-brand-title {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  letter-spacing: 3px;
  text-transform: lowercase;
  color: var(--color-amber);
  line-height: 1;
  font-weight: 700;
  text-shadow: 0 2px 14px rgba(233, 187, 128, 0.35);
}

.hero-brand-slogan {
  font-family: var(--font-folk);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--color-cream-dark);
  letter-spacing: 1.5px;
  margin-top: 4px;
}

.hero-audio-wrapper {
  margin-top: 22px;
  display: flex;
  justify-content: center;
}

.ambient-audio-btn.hero-audio-btn {
  background: rgba(38, 23, 17, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border-gold);
  color: var(--color-amber);
  padding: 8px 22px;
  font-size: 0.85rem;
  border-radius: 999px;
}

.ambient-audio-btn.hero-audio-btn:hover {
  background: rgba(233, 187, 128, 0.22);
  border-color: var(--color-amber);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(233, 187, 128, 0.35);
}