/* ========================================================
   E-commerce de Alto Rendimiento — Premium Style Sheet
   DSSD © 2026
   ======================================================== */

:root {
  --bg-primary: #070708;
  --bg-secondary: #0d0d11;
  --bg-surface: rgba(18, 18, 24, 0.7);
  --bg-glass: rgba(22, 22, 33, 0.55);
  --bg-glass-strong: rgba(13, 13, 18, 0.92);

  --border-glass: rgba(255, 255, 255, 0.05);
  --border-glass-hover: rgba(255, 255, 255, 0.12);

  --rose: #e11d48;
  --rose-light: #fb7185;
  --rose-glow: rgba(225, 29, 72, 0.25);
  
  --emerald: #10b981;
  --emerald-light: #34d399;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #4b5563;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --radius-full: 9999px;

  --shadow-lg: 0 15px 40px rgba(0, 0, 0, 0.6);

  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.08); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.15); }

/* --- Background Orbs --- */
.background {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(130px);
  opacity: 0.18;
  animation: orbFloat 18s infinite alternate ease-in-out;
}
.orb-1 { width: 600px; height: 600px; background: var(--rose); top: -20%; right: -10%; }
.orb-2 { width: 450px; height: 450px; background: #8b5cf6; bottom: -10%; left: -10%; animation-delay: -5s; }
.orb-3 { width: 300px; height: 300px; background: #06b6d4; top: 40%; left: 40%; opacity: 0.08; animation-delay: -10s; }

@keyframes orbFloat {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -20px) scale(1.05); }
  100% { transform: translate(60px, 40px) scale(1); }
}

/* --- Back Button --- */
.back-btn {
  position: fixed;
  top: 20px; left: 20px;
  z-index: 999;
  background: rgba(225, 29, 72, 0.15);
  color: var(--rose-light);
  padding: 10px;
  width: 44px; height: 44px;
  text-decoration: none;
  border-radius: var(--radius-full);
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(225, 29, 72, 0.3);
  transition: var(--transition);
  display: flex;
  align-items: center;
  overflow: hidden;
  white-space: nowrap;
}

.back-btn:hover {
  width: 175px;
  background: rgba(225, 29, 72, 0.3);
  border-color: var(--rose-light);
  box-shadow: 0 0 15px var(--rose-glow);
}

.back-btn .icon {
  font-size: 18px;
  min-width: 24px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.back-btn .text {
  opacity: 0;
  margin-left: 10px;
  transition: opacity 0.25s ease;
  font-size: 0.88rem;
}

.back-btn:hover .text { opacity: 1; }

/* --- Navbar --- */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 60px;
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  box-sizing: border-box;
  z-index: 100;
  background: rgba(7, 7, 8, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
}

.logo {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 2px;
  background: linear-gradient(135deg, #fff, var(--rose-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo span {
  color: var(--rose);
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.nav-links li {
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
  padding-bottom: 4px;
}

.nav-links li:hover {
  color: #fff;
}

.nav-links li::after {
  content: '';
  position: absolute;
  width: 0; height: 2px;
  background: var(--rose);
  bottom: 0; left: 0;
  transition: var(--transition);
}

.nav-links li:hover::after {
  width: 100%;
}

.cart-icon-container {
  cursor: pointer;
  position: relative;
  width: 44px; height: 44px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.cart-icon-container:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-glass-hover);
}

.cart-icon-container svg {
  width: 20px; height: 20px;
  stroke: var(--text-primary);
  fill: none;
  stroke-width: 2;
}

#cart-count {
  position: absolute;
  top: -5px; right: -5px;
  background: var(--rose);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  width: 18px; height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--bg-primary);
  animation: badgePop 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes badgePop {
  0% { transform: scale(0.4); }
  100% { transform: scale(1); }
}

/* --- Hero Section --- */
.hero {
  min-height: 80vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  padding: 120px 8% 40px;
  gap: 40px;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
}

.hero-tag {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(225, 29, 72, 0.12);
  border: 1px solid rgba(225, 29, 72, 0.25);
  color: var(--rose-light);
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 3.8rem;
  line-height: 1.1;
  margin-bottom: 20px;
  font-weight: 800;
  letter-spacing: -1.2px;
}

.hero h1 .highlight {
  color: var(--rose);
  font-style: italic;
  font-weight: 800;
}

.hero p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 36px;
  max-width: 480px;
}

.shop-btn {
  background: #fff;
  color: #000;
  border: none;
  padding: 16px 36px;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
}

.shop-btn:hover {
  background: var(--rose);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--rose-glow);
}

.hero-image {
  font-size: 11rem;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 20px 40px rgba(225, 29, 72, 0.25));
  animation: floatEmoji 5s infinite ease-in-out alternate;
  user-select: none;
}

@keyframes floatEmoji {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-15px) rotate(4deg); }
}

/* --- Catalog Section --- */
.products-section {
  padding: 60px 8% 100px;
  position: relative;
  z-index: 1;
}

.section-title {
  margin-bottom: 40px;
}

.section-title h2 {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.8px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.product-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 22px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-lg);
}

.product-img-wrapper {
  position: relative;
  height: 220px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.02);
  overflow: hidden;
}

.product-card:hover .product-img-wrapper {
  transform: scale(1.03);
  filter: drop-shadow(0 10px 15px rgba(225, 29, 72, 0.15));
}

.product-info {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-category {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--rose-light);
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.product-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.product-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 20px;
  flex: 1;
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.product-price {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
}

.add-btn {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: #fff;
  color: #000;
  border: none;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 600;
}

.add-btn:hover {
  background: var(--rose);
  color: #fff;
  transform: scale(1.08) rotate(90deg);
  box-shadow: 0 4px 15px var(--rose-glow);
}

/* --- Product Badge --- */
.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  z-index: 2;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.badge-bestseller {
  background: rgba(225, 29, 72, 0.85);
  color: #fff;
}

.badge-premium {
  background: rgba(168, 131, 50, 0.85);
  color: #fff;
}

.badge-popular {
  background: rgba(59, 130, 246, 0.85);
  color: #fff;
}

.badge-new {
  background: rgba(16, 185, 129, 0.85);
  color: #fff;
}

/* --- Product Rating --- */
.product-rating {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.product-rating .stars {
  color: #f59e0b;
  font-size: 0.8rem;
  letter-spacing: 1px;
}

.product-rating .rating-text {
  font-size: 0.7rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* --- Product Details Pills --- */
.product-details {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.detail-pill {
  font-size: 0.62rem;
  padding: 4px 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* --- Stock Indicator --- */
.product-stock {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  font-weight: 600;
  margin-bottom: 14px;
}

.stock-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

.stock-high {
  color: #34d399;
}

.stock-high .stock-dot {
  background: #34d399;
  box-shadow: 0 0 6px rgba(52, 211, 153, 0.5);
}

.stock-medium {
  color: #fbbf24;
}

.stock-medium .stock-dot {
  background: #fbbf24;
  box-shadow: 0 0 6px rgba(251, 191, 36, 0.5);
}

.stock-low {
  color: #f87171;
  animation: stockPulse 1.5s ease-in-out infinite;
}

.stock-low .stock-dot {
  background: #f87171;
  box-shadow: 0 0 6px rgba(248, 113, 113, 0.5);
}

@keyframes stockPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* --- Cart Drawer --- */
.cart-sidebar {
  position: fixed;
  top: 0; right: -420px;
  width: 380px; height: 100vh;
  background: var(--bg-glass-strong);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border-left: 1px solid var(--border-glass);
  z-index: 200;
  box-shadow: var(--shadow-lg);
  transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.cart-sidebar.open {
  right: 0;
}

.cart-header {
  padding: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-header h2 {
  font-size: 1.25rem;
  font-weight: 700;
}

.close-cart-btn {
  background: none;
  border: none;
  font-size: 1.1rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.close-cart-btn:hover {
  color: #fff;
  transform: rotate(90deg);
}

.cart-items-list {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Empty State */
.cart-empty {
  text-align: center;
  padding: 80px 20px;
}

.cart-empty-icon {
  font-size: 3.5rem;
  opacity: 0.3;
  margin-bottom: 16px;
}

.cart-empty p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Cart Item Row */
.cart-item-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-md);
}

.cart-item-info h4 {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.cart-item-info span {
  font-size: 0.85rem;
  color: var(--rose-light);
  font-weight: 700;
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cart-qty-btn {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #fff;
  cursor: pointer;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.cart-qty-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
}

.cart-qty-value {
  font-size: 0.85rem;
  font-weight: 700;
  min-width: 20px;
  text-align: center;
}

.cart-footer {
  padding: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(0, 0, 0, 0.2);
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.cart-total-row label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.cart-total-row span {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
}

.checkout-btn {
  width: 100%;
  background: var(--rose);
  color: #fff;
  border: none;
  padding: 16px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.checkout-btn:hover {
  background: #be123c;
  box-shadow: 0 4px 15px var(--rose-glow);
  transform: translateY(-2px);
}

.overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.overlay.show {
  opacity: 1;
  pointer-events: auto;
}

/* --- Stripe Simulator Modal --- */
.modal-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.show {
  opacity: 1;
  pointer-events: auto;
}

.stripe-modal {
  width: 440px;
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 30px;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: translateY(20px);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.stripe-modal h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 10px;
}

.close-modal-btn {
  background: none;
  border: none;
  font-size: 1.1rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.stripe-logo-badge {
  font-size: 0.65rem;
  font-weight: 800;
  background: #635bff;
  color: #fff;
  padding: 3px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Interactive Card Layout */
.payment-card {
  width: 100%;
  height: 190px;
  background: linear-gradient(135deg, #1f1f2e 0%, #0d0d15 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin-bottom: 24px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
  position: relative;
  overflow: hidden;
}

.payment-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: radial-gradient(circle at 80% 20%, rgba(225, 29, 72, 0.15), transparent 60%);
  pointer-events: none;
}

.card-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-chip {
  width: 44px; height: 32px;
  background: linear-gradient(135deg, #ffd700, #b8860b);
  border-radius: 6px;
  position: relative;
}

.card-brand-logo {
  font-size: 1.5rem;
  font-weight: 800;
  font-style: italic;
  color: #fff;
  opacity: 0.85;
}

.card-number-display {
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 2px;
  color: #fff;
  word-spacing: 4px;
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
  font-family: monospace;
  margin: 12px 0;
}

.card-bottom-row {
  display: flex;
  justify-content: space-between;
}

.card-holder-group, .card-expiry-group {
  display: flex;
  flex-direction: column;
}

.card-label {
  font-size: 0.58rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.card-val {
  font-size: 0.8rem;
  font-weight: 600;
  color: #fff;
  text-transform: uppercase;
}

/* Card Checkout Form */
.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input {
  width: 100%;
  box-sizing: border-box;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: #fff;
  font-family: var(--font);
  font-size: 0.85rem;
  outline: none;
  transition: var(--transition);
}

.form-input:focus {
  border-color: #635bff;
  background: rgba(255, 255, 255, 0.06);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.pay-submit-btn {
  background: #635bff;
  color: #fff;
  border: none;
  padding: 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 10px;
}

.pay-submit-btn:hover {
  background: #4f46e5;
  box-shadow: 0 4px 15px rgba(99, 91, 255, 0.3);
}

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

/* --- Webhook flow banner --- */
.webhook-banner {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-xl);
  padding: 24px;
  margin-top: 40px;
  display: none;
  animation: bannerSlideIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.webhook-banner.show {
  display: block;
}

@keyframes bannerSlideIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.webhook-banner h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--emerald-light);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.webhook-banner p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 24px;
}

/* Webhook Flow Visual Nodes */
.flow-nodes {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  flex-wrap: wrap;
  gap: 20px;
}

.flow-node {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  text-align: center;
  position: relative;
  z-index: 2;
  transition: var(--transition);
}

.flow-node.active {
  background: rgba(16, 185, 129, 0.15);
  border-color: var(--emerald-light);
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.15);
  animation: nodeSuccess 0.5s ease-out alternate;
}

@keyframes nodeSuccess {
  to { transform: scale(1.05); }
}

.flow-node strong {
  display: block;
  font-size: 0.8rem;
  color: #fff;
  margin-bottom: 2px;
}

.flow-node span {
  font-size: 0.7rem;
  color: var(--text-secondary);
}

.flow-line {
  flex: 1;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  position: relative;
  min-width: 30px;
}

.flow-line.active::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  height: 100%; width: 100%;
  background: var(--emerald-light);
  box-shadow: 0 0 8px var(--emerald-light);
  animation: lineTrace 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes lineTrace {
  from { width: 0%; }
  to { width: 100%; }
}

/* --- Context Demo Box --- */
.demo-context {
  position: fixed;
  bottom: 24px; left: 24px;
  background: var(--bg-glass-strong);
  border: 1px solid rgba(225, 29, 72, 0.3);
  border-left: 4px solid var(--rose);
  color: #fff;
  padding: 18px;
  border-radius: var(--radius-lg);
  max-width: 340px;
  z-index: 999;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-lg);
  animation: contextSlide 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes contextSlide {
  from { transform: translateY(50px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.demo-context h3 {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--rose-light);
  margin-bottom: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.demo-context .demo-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  transition: var(--transition);
}

.demo-context .demo-close:hover { color: #fff; }

.demo-context p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* --- Toast System --- */
.toast-container {
  position: fixed;
  top: 24px; right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 9999;
  pointer-events: none;
}

.toast {
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-left: 4px solid var(--rose);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  color: #fff;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transform: translateX(120%);
  animation: toastIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  pointer-events: auto;
}

.toast.success { border-left-color: var(--emerald); }
.toast.warning { border-left-color: var(--rose-light); }

@keyframes toastIn { to { transform: translateX(0); } }

.toast-out {
  animation: toastOut 0.3s cubic-bezier(0.4, 0, 1, 1) forwards;
}

@keyframes toastOut { to { transform: translateX(150%); opacity: 0; } }

/* --- Responsive Adjustments --- */
@media (max-width: 992px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 100px;
  }

  .hero-content {
    margin: 0 auto;
  }

  .hero-image {
    order: -1;
    font-size: 8rem;
  }

  .navbar {
    padding: 15px 30px;
  }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .cart-sidebar { width: 100%; right: -100%; }
  .stripe-modal { width: 90%; padding: 20px; }
  .payment-card { height: 160px; padding: 15px; }
  .card-number-display { font-size: 1.05rem; }
  .flow-nodes { flex-direction: column; align-items: stretch; }
  .flow-line { display: none; }
}