/* ============================================================
   LumCart — LED Galaxy Projector Product Page
   Mobile-first, TikTok-traffic optimized
   ============================================================ */

:root {
  --bg: #050510;
  --surface: #0d0d20;
  --surface2: #141430;
  --border: rgba(255,255,255,0.07);
  --text: #f0f0ff;
  --text-muted: #9090b8;
  --accent: #7c3aed;
  --accent-glow: rgba(124, 58, 237, 0.35);
  --green: #22c55e;
  --gold: #fbbf24;
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ============================================================
   ANNOUNCEMENT BAR
   ============================================================ */
.announcement-bar {
  background: var(--accent);
  background-image: linear-gradient(135deg, #6d28d9, #7c3aed, #8b5cf6);
  padding: 10px 16px;
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  background: rgba(5, 5, 16, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 20px;
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-trust {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--green);
  font-weight: 500;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
  padding: 64px 20px;
}

@media (max-width: 768px) {
  .hero-section {
    grid-template-columns: 1fr;
    padding: 40px 16px 32px;
    gap: 32px;
    text-align: center;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid rgba(124, 58, 237, 0.3);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  color: #a78bfa;
  margin-bottom: 20px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: #a78bfa;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: linear-gradient(135deg, #a78bfa, #6366f1, #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 17px;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 460px;
  line-height: 1.7;
}

.hero-cta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero-cta-row { justify-content: center; }
}

.btn-buy {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 12px;
  padding: 16px 28px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 0 32px var(--accent-glow), 0 4px 16px rgba(0,0,0,0.4);
  text-decoration: none;
  white-space: nowrap;
}

.btn-buy:hover {
  background: #6d28d9;
  transform: translateY(-2px);
  box-shadow: 0 0 48px var(--accent-glow), 0 8px 24px rgba(0,0,0,0.5);
}

.btn-buy:active { transform: translateY(0); }

.btn-buy-lg {
  padding: 20px 36px;
  font-size: 18px;
}

.price-lock {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.price-original {
  font-size: 20px;
  color: var(--text-muted);
  text-decoration: line-through;
  font-weight: 400;
}

.price-sale {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  color: var(--text);
}

.price-save {
  font-size: 13px;
  background: rgba(34, 197, 94, 0.15);
  color: var(--green);
  border: 1px solid rgba(34, 197, 94, 0.25);
  border-radius: 6px;
  padding: 3px 8px;
  font-weight: 600;
}

.hero-trust-row {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--text-muted);
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero-trust-row { justify-content: center; }
}

.hero-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.hero-product-img {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  position: relative;
}

.hero-product-img img {
  width: 100%;
  max-width: 460px;
  display: block;
  aspect-ratio: 1;
  object-fit: cover;
}

.hero-reviews-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 16px;
}

.stars { color: var(--gold); font-size: 14px; letter-spacing: -1px; }
.review-count { font-size: 13px; color: var(--text-muted); }

/* ============================================================
   SOCIAL PROOF BAR
   ============================================================ */
.social-proof-bar {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px 20px;
  gap: 0;
  flex-wrap: wrap;
}

.proof-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 0 32px;
}

.proof-item strong {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
}

.proof-item span {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.proof-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

@media (max-width: 600px) {
  .proof-divider { display: none; }
  .proof-item { padding: 8px 16px; }
}

/* ============================================================
   SECTION SHARED
   ============================================================ */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 700;
  margin-bottom: 32px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

/* ============================================================
   PRODUCT SHOWCASE
   ============================================================ */
.product-showcase {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 20px;
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

@media (max-width: 768px) {
  .showcase-grid { grid-template-columns: 1fr; gap: 32px; }
}

.showcase-image {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.showcase-image img {
  width: 100%;
  display: block;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.showcase-caption {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(5,5,16,0.8);
  backdrop-filter: blur(8px);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  color: var(--text-muted);
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.feature-icon {
  font-size: 20px;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface2);
  border-radius: 10px;
  border: 1px solid var(--border);
}

.feature-list strong {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  display: block;
  margin-bottom: 2px;
}

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

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how-it-works {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 20px;
  text-align: center;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  max-width: 1000px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .steps-grid { grid-template-columns: 1fr 1fr; }
}

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

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.step-number {
  width: 48px;
  height: 48px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: white;
  box-shadow: 0 0 20px var(--accent-glow);
}

.step h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.step p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ============================================================
   REVIEWS
   ============================================================ */
.reviews-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 20px;
  text-align: center;
}

.reviews-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.stars-big {
  font-size: 32px;
  color: var(--gold);
  letter-spacing: -2px;
}

.rating-text { font-size: 16px; color: var(--text-muted); }
.rating-text strong { color: var(--text); }

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: left;
}

@media (max-width: 900px) { .reviews-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 580px) { .reviews-grid { grid-template-columns: 1fr; } }

.review-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.review-stars { color: var(--gold); font-size: 14px; letter-spacing: -1px; }

.review-text {
  font-size: 14px;
  color: var(--text);
  line-height: 1.7;
  flex: 1;
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.author-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.author-verified {
  font-size: 11px;
  color: var(--green);
  font-weight: 500;
}

/* ============================================================
   UPSELL
   ============================================================ */
.upsell-section {
  background: linear-gradient(135deg, #1a1040 0%, #0d0820 100%);
  border-top: 1px solid rgba(124, 58, 237, 0.2);
  border-bottom: 1px solid rgba(124, 58, 237, 0.2);
  padding: 80px 20px;
  text-align: center;
}

.upsell-card {
  max-width: 520px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid rgba(124, 58, 237, 0.3);
  border-radius: 24px;
  padding: 40px;
}

.upsell-tag {
  display: inline-block;
  background: rgba(124, 58, 237, 0.2);
  color: #a78bfa;
  border: 1px solid rgba(124, 58, 237, 0.3);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.upsell-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
}

.upsell-desc {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.6;
}

.upsell-pricing {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px;
  margin-bottom: 24px;
}

.upsell-price-original {
  font-size: 22px;
  color: var(--text-muted);
  text-decoration: line-through;
}

.upsell-price-sale {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 800;
  color: var(--text);
}

.btn-upsell {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #6d28d9, #7c3aed);
  color: white;
  border: none;
  border-radius: 12px;
  padding: 16px 32px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  width: 100%;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.3);
}

.btn-upsell:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.4);
}

.upsell-note {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 12px;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-section {
  max-width: 760px;
  margin: 0 auto;
  padding: 80px 20px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq-item[open] { border-color: rgba(124, 58, 237, 0.3); }

.faq-item summary {
  padding: 18px 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text);
}

.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 20px;
  color: var(--text-muted);
  font-weight: 400;
  transition: transform 0.2s;
}

.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item p {
  padding: 0 20px 18px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.final-cta {
  background: linear-gradient(180deg, var(--bg) 0%, #0a0720 100%);
  padding: 100px 20px;
  text-align: center;
  border-top: 1px solid var(--border);
}

.final-cta-inner { max-width: 600px; margin: 0 auto; }

.final-cta h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.final-cta p {
  font-size: 17px;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.cta-pricing {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px;
  margin-bottom: 24px;
}

.cta-original {
  font-size: 24px;
  color: var(--text-muted);
  text-decoration: line-through;
}

.cta-sale {
  font-family: var(--font-display);
  font-size: 44px;
  font-weight: 800;
  color: var(--text);
}

.cta-trust {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
  font-size: 13px;
  color: var(--text-muted);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 20px 24px;
  background: var(--surface);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.logo-small {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  display: block;
  margin-bottom: 8px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 240px;
}

.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
}

.footer-links a {
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
}

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

.footer-bottom {
  max-width: 1100px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

.footer-bottom p {
  font-size: 12px;
  color: var(--text-muted);
}

/* ============================================================
   CHECKOUT MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 16, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

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

.modal {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  width: 100%;
  max-width: 420px;
  position: relative;
  box-shadow: 0 24px 64px rgba(0,0,0,0.6);
  transform: translateY(20px);
  transition: transform 0.2s;
}

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

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.modal-close:hover { background: var(--border); color: var(--text); }

.modal-header {
  text-align: center;
  margin-bottom: 24px;
}

.modal-header h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}

.modal-product {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
}

.modal-product-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.modal-product-price {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
}

.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checkout-form label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.checkout-form input {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 16px;
  color: var(--text);
  font-family: var(--font-body);
  width: 100%;
  transition: border-color 0.2s;
}

.checkout-form input:focus {
  outline: none;
  border-color: var(--accent);
}

.form-hint {
  font-size: 12px;
  color: var(--text-muted);
}

.btn-checkout {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 12px;
  padding: 16px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s;
  margin-top: 4px;
}

.btn-checkout:hover:not(:disabled) {
  background: #6d28d9;
  transform: translateY(-1px);
}

.btn-checkout:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.modal-security {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 16px;
}

/* ============================================================
   LOADING OVERLAY
   ============================================================ */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 5, 16, 0.9);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

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

.loading-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(124, 58, 237, 0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-content p {
  font-size: 15px;
  color: var(--text-muted);
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-section > * { animation: fadeInUp 0.6s ease-out both; }
.hero-section > *:nth-child(1) { animation-delay: 0s; }
.hero-section > *:nth-child(2) { animation-delay: 0.1s; }

@media (max-width: 768px) {
  .steps-grid { gap: 24px; }
  .upsell-card { padding: 28px; }
}

/* ============================================================
   CSS PRODUCT VISUALS (no external images needed)
   ============================================================ */

/* Hero: animated galaxy projector demo */
.hero-product-img {
  width: 100%;
  max-width: 460px;
  aspect-ratio: 1;
  border-radius: 20px;
  overflow: hidden;
  background: radial-gradient(ellipse at 50% 60%, #0d0820 0%, #050510 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
}

.galaxy-demo {
  width: 80%;
  height: 80%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.galaxy-core {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: radial-gradient(circle, #a78bfa 0%, #6366f1 40%, #7c3aed 70%, transparent 100%);
  box-shadow: 0 0 40px rgba(124, 58, 237, 0.6), 0 0 80px rgba(99, 102, 241, 0.3);
  animation: core-pulse 3s ease-in-out infinite;
}

.galaxy-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(167, 139, 250, 0.2);
  animation: ring-rotate 8s linear infinite;
}

.galaxy-ring-1 { width: 120px; height: 120px; animation-duration: 12s; }
.galaxy-ring-2 { width: 200px; height: 200px; animation-duration: 20s; animation-direction: reverse; }
.galaxy-ring-3 { width: 300px; height: 300px; animation-duration: 30s; }

.star {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: white;
  animation: star-twinkle var(--duration, 2s) ease-in-out infinite var(--delay, 0s);
}

.s1 { top: 15%; left: 20%; --duration: 1.5s; --delay: 0s; }
.s2 { top: 25%; left: 70%; --duration: 2.2s; --delay: 0.3s; width: 3px; height: 3px; }
.s3 { top: 45%; left: 10%; --duration: 1.8s; --delay: 0.7s; }
.s4 { top: 60%; left: 85%; --duration: 2.5s; --delay: 1s; width: 5px; height: 5px; background: #a78bfa; }
.s5 { top: 10%; left: 50%; --duration: 1.3s; --delay: 0.5s; width: 3px; height: 3px; }
.s6 { top: 75%; left: 35%; --duration: 2.8s; --delay: 1.2s; }
.s7 { top: 35%; left: 90%; --duration: 1.9s; --delay: 0.2s; width: 3px; height: 3px; }
.s8 { top: 85%; left: 60%; --duration: 2.1s; --delay: 0.8s; background: #818cf8; }

/* Showcase: animated ceiling projection */
.showcase-image {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  position: relative;
  aspect-ratio: 4/3;
  background: #050510;
  display: flex;
  align-items: flex-end;
}

.ceiling-demo {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse at 50% 20%, #1a1040 0%, #050510 100%);
}

.ceiling-stars {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 15%, white 50%, transparent 50%),
    radial-gradient(1px 1px at 25% 8%, white 50%, transparent 50%),
    radial-gradient(2px 2px at 40% 20%, rgba(167,139,250,0.8) 50%, transparent 50%),
    radial-gradient(1px 1px at 55% 12%, white 50%, transparent 50%),
    radial-gradient(1px 1px at 70% 18%, white 50%, transparent 50%),
    radial-gradient(1.5px 1.5px at 85% 10%, rgba(167,139,250,0.7) 50%, transparent 50%),
    radial-gradient(1px 1px at 15% 25%, white 50%, transparent 50%),
    radial-gradient(2px 2px at 30% 5%, #a78bfa 50%, transparent 50%),
    radial-gradient(1px 1px at 60% 25%, white 50%, transparent 50%),
    radial-gradient(1.5px 1.5px at 80% 22%, white 50%, transparent 50%),
    radial-gradient(1px 1px at 5% 30%, rgba(167,139,250,0.5) 50%, transparent 50%),
    radial-gradient(1px 1px at 45% 18%, white 50%, transparent 50%),
    radial-gradient(2px 2px at 90% 15%, #818cf8 50%, transparent 50%),
    radial-gradient(1px 1px at 50% 8%, white 50%, transparent 50%),
    radial-gradient(1.5px 1.5px at 20% 15%, rgba(255,255,255,0.7) 50%, transparent 50%);
  animation: stars-shift 6s ease-in-out infinite alternate;
}

.ceiling-nebula {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: radial-gradient(ellipse at 50% 0%, rgba(124, 58, 237, 0.3) 0%, rgba(99, 102, 241, 0.15) 40%, transparent 70%),
              radial-gradient(ellipse at 30% 20%, rgba(167, 139, 250, 0.2) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 30%, rgba(129, 140, 248, 0.15) 0%, transparent 50%);
  animation: nebula-breathe 4s ease-in-out infinite alternate;
}

.room-outline {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, #0a0a1a 0%, #050510 100%);
  border-top: 1px solid rgba(255,255,255,0.05);
}

@keyframes core-pulse {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.05); opacity: 1; }
}

@keyframes ring-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes star-twinkle {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(0.6); }
}

@keyframes stars-shift {
  from { transform: translateY(0); }
  to { transform: translateY(-3px); }
}

@keyframes nebula-breathe {
  from { opacity: 0.8; }
  to { opacity: 1; }
}
/* ============================================================
   FLOATING MOBILE BUY BAR
   ============================================================ */
.floating-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: rgba(5, 5, 16, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  padding: 12px 16px;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.floating-bar.visible {
  transform: translateY(0);
}

.floating-bar-inner {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.floating-bar-price {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.fb-original {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: line-through;
}

.fb-sale {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  font-family: var(--font-display);
}

.btn-buy-sm {
  padding: 10px 20px;
  font-size: 15px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: background 0.2s, transform 0.1s;
}

.btn-buy-sm:hover {
  background: #6d28d9;
  transform: scale(1.02);
}

.btn-buy-sm:active {
  transform: scale(0.98);
}

@media (max-width: 600px) {
  .floating-bar {
    display: block;
  }
}

/* ============================================================
   MODAL TRUST & PERKS
   ============================================================ */
.modal-perks {
  display: flex;
  justify-content: center;
  gap: 12px;
  padding: 8px 0 14px;
  font-size: 12px;
  color: var(--green);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.modal-perks span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.modal-trust-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-muted);
}

.payment-icons {
  display: flex;
  gap: 6px;
  margin-left: 4px;
}

.payment-icons span {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--surface2);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
  font-weight: 500;
}