/*
Theme Name: MauLamVideo Pro
Theme URI: https://sannghach.com
Author: SanNghach Team
Description: Theme bán hàng AI tự động - hệ thống 7 bước hoàn chỉnh
Version: 3.4
*/

/* ============================================================
   0. GOOGLE FONTS + CSS VARIABLES
============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bg-primary: #050814;
  --bg-secondary: #0a0f1e;
  --bg-card: #0d1326;
  --bg-card-hover: #121a30;
  --border: rgba(0, 212, 255, 0.15);
  --border-hover: rgba(0, 212, 255, 0.4);
  --cyan: #00d4ff;
  --cyan-dark: #0099bb;
  --green: #00ff88;
  --red: #ff4444;
  --yellow: #ffcc00;
  --purple: #8b5cf6;
  --text-primary: #f0f4ff;
  --text-secondary: #8898aa;
  --text-muted: #4a6080;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.15);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   1. RESET & BASE
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden; /* Prevent horizontal scroll globally */
  width: 100%;
}

a { color: var(--cyan); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--text-primary); }
img { max-width: 100%; height: auto; }
button { cursor: pointer; border: none; outline: none; font-family: inherit; }

/* Accessibility */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border-width: 0 !important;
  display: block !important;
}

/* ============================================================
   2. HEADER & NAVIGATION
============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(5, 8, 20, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
  white-space: nowrap;
}
.site-logo .logo-icon { font-size: 1.5rem; }
.site-logo span { color: var(--cyan); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.main-nav a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  transition: var(--transition);
}
.main-nav a:hover, .main-nav a.active {
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.08);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* Hamburger mobile */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 8px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* Mobile Nav Overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 20, 0.98);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  backdrop-filter: blur(20px);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}
.mobile-nav a:hover { color: var(--cyan); }
.mobile-nav-close {
  position: absolute;
  top: 20px; right: 20px;
  background: none;
  color: var(--text-primary);
  font-size: 1.5rem;
}

/* ============================================================
   3. BUTTONS
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), #0066ff);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.5);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--border-hover);
  color: var(--text-primary);
}
.btn-outline:hover {
  background: rgba(0, 212, 255, 0.08);
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.btn-green {
  background: linear-gradient(135deg, #00ff88, #00cc6a);
  color: #000;
  font-weight: 700;
}
.btn-green:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0, 255, 136, 0.4); color: #000; }

.btn-lg { padding: 14px 36px; font-size: 1rem; }
.btn-sm { padding: 7px 16px; font-size: 0.8rem; }

/* ============================================================
   4. HERO SECTION
============================================================ */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 100px 24px 60px;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% -10%, rgba(0, 212, 255, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 80% 50%, rgba(0, 102, 255, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 50px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.3);
  color: var(--cyan);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 20px;
  animation: pulse-border 2s infinite;
}
@keyframes pulse-border {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.3); }
  50% { box-shadow: 0 0 0 6px rgba(0, 212, 255, 0); }
}

.hero-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--cyan), #6e40ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.stat-item { text-align: left; }
.stat-number {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--cyan);
  line-height: 1;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Video Panel Fixed Aspect Ratio (Fix CLS) */
.product-video-wrapper, .card-image-box {
  background: #000;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.product-video-placeholder, .card-img-gradient {
  display: flex !important;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
  background: linear-gradient(135deg, #1a1c2c, #0d0e14);
}

/* Urgency bar */
.urgency-bar {
  background: linear-gradient(90deg, rgba(255, 68, 68, 0.15), rgba(255, 204, 0, 0.1), rgba(255, 68, 68, 0.15));
  border: 1px solid rgba(255, 68, 68, 0.3);
  border-radius: 50px;
  padding: 8px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-primary);
  margin-bottom: 16px;
  animation: urgency-pulse 3s ease-in-out infinite;
}
@keyframes urgency-pulse {
  0%, 100% { border-color: rgba(255, 68, 68, 0.3); }
  50% { border-color: rgba(255, 68, 68, 0.7); box-shadow: 0 0 20px rgba(255, 68, 68, 0.2); }
}
.urgency-bar .countdown { font-weight: 700; color: var(--yellow); font-size: 1rem; }
.urgency-bar .fire { animation: bounce 1s ease-in-out infinite alternate; }
@keyframes bounce { from { transform: scale(1); } to { transform: scale(1.3); } }

/* Live counter */
.live-counter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}
.live-dot {
  width: 8px; height: 8px;
  background: var(--green);
  border-radius: 50%;
  animation: live-blink 1.5s ease-in-out infinite;
}
@keyframes live-blink { 0%,100%{opacity:1;} 50%{opacity:0.2;} }

/* ============================================================
   5. SECTION STYLES
============================================================ */
.section {
  padding: 80px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: rgba(0, 212, 255, 0.05);
  color: var(--cyan);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.7;
}

.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }

/* ============================================================
   6. CARDS
============================================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  overflow: hidden;
}
.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

/* ============================================================
   6. PREMIUM AI CARDS (FIGURE 2 DESIGN - MASTER POLISH)
   (Cinematic, Glassmorphic, and Luxury AI Product Interface)
   ============================================================ */
.chatbot-card, .premium-card {
  position: relative;
  background: #0c0f1d;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.45s cubic-bezier(0.23, 1, 0.32, 1);
  display: flex;
  flex-direction: column;
  height: 100%;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.chatbot-card:hover, .premium-card:hover {
  transform: translateY(-10px);
  border-color: rgba(0, 212, 255, 0.6);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7), 0 0 15px rgba(0, 212, 255, 0.15);
}

/* Image Core Container (3:4 Ratio) */
.card-image-box, .chatbot-card .card-video, .premium-card .card-video {
  position: relative;
  aspect-ratio: 3/4;
  width: 100%;
  overflow: hidden;
  background: linear-gradient(145deg, #10162a 0%, #050814 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.chatbot-card .card-video, .premium-card .card-video {
  bottom: unset; left: unset; right: unset; /* Normalize any absolute positioning from legacy */
}

/* Smooth Image Transition */
.chatbot-card img, .premium-card img, .chatbot-card iframe {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.2, 0, 0, 1);
  display: block;
}

.chatbot-card:hover img, .premium-card:hover img { 
  transform: scale(1.06); 
  filter: brightness(1.05);
}

/* Removed card-img-overlay to fix blurry gray band */

/* Badges (Glassmorphic + Vibrant) */
.badge-top-left {
  position: absolute;
  top: 14px; left: 14px;
  display: flex;
  flex-direction: column;
  align-items: flex-start; /* Fix: Prevent badges from stretching horizontally */
  gap: 8px;
  z-index: 4;
}

.badge-premium, .badge-pro, .badge-free, .badge-chatbot, .badge-new-dot, .badge-new {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 5px 12px;
  border-radius: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.badge-premium, .badge-pro { 
  background: #10b981; /* Figure 2 Emerald */
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.badge-chatbot { 
  background: rgba(255, 255, 255, 0.15); 
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff; 
  backdrop-filter: blur(8px);
}

.badge-new {
  background: #f97316; /* Figure 2 Orange */
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  animation: pulse-luxury 2s infinite;
}

@keyframes pulse-luxury {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.5); }
  50% { transform: scale(1.02); box-shadow: 0 0 15px 5px rgba(249, 115, 22, 0); }
}

/* Bookmark (Glass Square) */
.card-bookmark {
  position: absolute;
  bottom: 14px; right: 14px;
  background: rgba(15, 23, 42, 0.4); /* Glassmorphic dark */
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: rgba(255, 255, 255, 0.9);
  cursor: pointer;
  z-index: 5;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-bookmark:hover {
  background: rgba(255, 255, 255, 0.95);
  color: #0c0f1d;
  transform: scale(1.05) translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

/* Card Body Section - Distinct from image */
.card-info {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #0d1326; /* Darker navy for the text area */
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, 0.03); /* Subtle separator */
}

.card-title, .card-title-premium {
  font-size: 1rem;
  font-weight: 700;
  color: #f0f4ff;
  line-height: 1.5;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 3; /* Allow up to 3 lines for better context */
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  min-height: 4.5em; /* Stable height to prevent jumping */
  transition: color 0.3s;
}

.chatbot-card:hover .card-title { color: var(--cyan); }

.card-desc-premium {
  display: none; /* Removed as requested by user */
}

/* Price & Meta (Luxury Flex) */
.card-meta-premium {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  margin-top: auto;
}

.meta-sales {
  font-size: 0.75rem;
  color: #4a6080;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.price-box-premium, .chatbot-card .card-price {
  text-align: right;
  line-height: 1.1;
}

.price-old-premium {
  font-size: 0.7rem;
  color: rgba(136, 152, 170, 0.45);
  text-decoration: line-through;
  display: block;
}

.price-current-premium, .chatbot-card .card-price {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--cyan);
}

/* Button (Master CTA) */
.btn-premium-cta {
  width: 100%;
  background: rgba(0, 212, 255, 0.06);
  border: 1.5px solid rgba(0, 212, 255, 0.3);
  color: #00d4ff;
  padding: 11px 14px;
  border-radius: 12px;
  font-size: 0.82rem;
  font-weight: 800;
  text-align: center;
  transition: all 0.4s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
}

.chatbot-card:hover .btn-premium-cta, .premium-card:hover .btn-premium-cta {
  background: rgba(0, 212, 255, 0.1);
  border-color: #00d4ff;
  color: #00d4ff;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
  transform: translateY(-2px);
}

/* Responsive Grid (Consistency) */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1024px) { .products-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; } }
@media (max-width: 768px)  { .products-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; } }
@media (max-width: 500px)  { 
  .products-grid { grid-template-columns: 1fr; padding: 0 10px; } 
  .hero-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-cta-group { justify-content: center; }
  .hero-stats { justify-content: center; }
}



/* Lock overlay for premium */
.lock-overlay {
  position: absolute;
  inset: 0;
  background: rgba(5, 8, 20, 0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  backdrop-filter: blur(4px);
}
.lock-overlay .lock-icon { font-size: 2.5rem; }
.lock-overlay .lock-text { font-size: 0.85rem; color: var(--text-secondary); text-align: center; }

/* ============================================================
   7. PRICING CARDS
============================================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.pricing-card:hover { transform: translateY(-4px); }
.pricing-card.featured {
  border-color: var(--cyan);
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.12), inset 0 0 40px rgba(0, 212, 255, 0.03);
}

.pricing-card-badge {
  position: absolute;
  top: 16px; right: 16px;
  background: linear-gradient(135deg, var(--cyan), #0066ff);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
}

.pricing-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.pricing-price {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}
.pricing-price .currency { font-size: 1rem; font-weight: 600; color: var(--text-secondary); vertical-align: top; margin-top: 10px; margin-right: 4px; }
.pricing-original {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-bottom: 4px;
}
.pricing-save {
  display: inline-block;
  background: rgba(255, 68, 68, 0.1);
  color: var(--red);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 50px;
  border: 1px solid rgba(255,68,68,0.2);
  margin-bottom: 16px;
}
.pricing-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.6;
}

.pricing-features { list-style: none; margin-bottom: 28px; }
.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 0;
  font-size: 0.875rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.pricing-features li:last-child { border-bottom: none; }
.feature-check { color: var(--green); font-size: 1rem; flex-shrink: 0; }
.feature-x { color: var(--text-muted); font-size: 1rem; flex-shrink: 0; }
.feature-text-muted { color: var(--text-muted); }

/* ============================================================
   8. TESTIMONIALS
============================================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
}
.testimonial-card:hover { border-color: var(--border-hover); transform: translateY(-2px); }

.testimonial-stars { color: var(--yellow); font-size: 0.9rem; margin-bottom: 12px; }

.testimonial-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.author-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), #0066ff);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
  flex-shrink: 0;
}
.author-name { font-size: 0.875rem; font-weight: 600; }
.author-role { font-size: 0.75rem; color: var(--text-muted); }
.author-result {
  display: inline-block;
  background: rgba(0, 255, 136, 0.08);
  color: var(--green);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  margin-top: 2px;
}

/* ============================================================
   9. FORM STYLES
============================================================ */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 40px;
  background:
    radial-gradient(ellipse 50% 40% at 50% 0%, rgba(0,212,255,0.08) 0%, transparent 70%);
}

.auth-box {
  width: 100%;
  max-width: 420px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow-card);
}

.auth-logo {
  text-align: center;
  margin-bottom: 24px;
}
.auth-logo .logo-icon { font-size: 2.5rem; }
.auth-logo h2 { font-size: 1.4rem; font-weight: 800; margin-top: 8px; }
.auth-logo p { font-size: 0.875rem; color: var(--text-secondary); margin-top: 4px; }

.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 0.825rem; font-weight: 600; margin-bottom: 6px; color: var(--text-secondary); }
.form-input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}
.form-input:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0,212,255,0.1); }
.form-input::placeholder { color: var(--text-muted); }

.password-wrapper { position: relative; }
.password-toggle {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  background: none;
  color: var(--text-muted);
  font-size: 1rem;
  transition: var(--transition);
}
.password-toggle:hover { color: var(--text-primary); }

.form-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
  color: var(--text-muted);
  font-size: 0.8rem;
}
.form-divider::before, .form-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: inherit;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 0;
}
.btn-google:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.3); }
.google-icon { width: 20px; height: 20px; }

.form-footer {
  text-align: center;
  margin-top: 20px;
  font-size: 0.825rem;
  color: var(--text-secondary);
}

/* ============================================================
   10. QR PAYMENT
============================================================ */
.payment-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-top: 32px;
}

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

/* ── QR Frame Container ── */
.qr-frame-outer {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  background: rgba(0, 212, 255, 0.04);
  border-radius: 20px;
  border: 1px solid rgba(0, 212, 255, 0.15);
}

/* Scan corner indicators — 4 góc xanh */
.qr-scan-corner {
  position: absolute;
  width: 28px; height: 28px;
  border-color: #00ff88;
  border-style: solid;
  border-radius: 3px;
  z-index: 3;
}
.qr-scan-corner.tl { top: 4px;  left: 4px;  border-width: 3px 0 0 3px; border-radius: 4px 0 0 0; }
.qr-scan-corner.tr { top: 4px;  right: 4px; border-width: 3px 3px 0 0; border-radius: 0 4px 0 0; }
.qr-scan-corner.bl { bottom: 4px; left: 4px;  border-width: 0 0 3px 3px; border-radius: 0 0 0 4px; }
.qr-scan-corner.br { bottom: 4px; right: 4px; border-width: 0 3px 3px 0; border-radius: 0 0 4px 0; }

/* Scan line animation */
.qr-scan-line {
  position: absolute;
  left: 10px; right: 10px;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, #00ff88 30%, #00d4ff 70%, transparent 100%);
  border-radius: 2px;
  z-index: 4;
  pointer-events: none;
  box-shadow: 0 0 8px rgba(0, 255, 136, 0.7);
  animation: qr-scan-move 2.5s ease-in-out infinite;
}
@keyframes qr-scan-move {
  0%   { top: 10px;  opacity: 1; }
  48%  { opacity: 0.6; }
  50%  { top: calc(100% - 12px); opacity: 1; }
  98%  { opacity: 0.6; }
  100% { top: 10px;  opacity: 1; }
}

/* QR image box — SQUARE, white bg, NO overflow crop */
.qr-image-box {
  width: 220px; height: 220px;
  border-radius: 12px;
  overflow: visible;        /* QUAN TRỌNG: không cắt QR */
  border: none;
  position: relative;
  background: #ffffff;
  padding: 8px;             /* Viền trắng xung quanh QR để scanner nhận diện */
  box-sizing: border-box;
}
.qr-image-box img { 
  width: 100%;
  height: 100%;
  object-fit: contain;      /* CRITICAL FIX: was 'cover' which CROPS the QR */
  display: block;
  border-radius: 4px;
  transition: opacity 0.3s ease;
  opacity: 0;
}
.qr-image-box img.loaded {
  opacity: 1;
}

.qr-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  color: #050814;
  z-index: 2;
  transition: opacity 0.3s ease;
  border-radius: 8px;
}
.qr-loading.hidden {
  opacity: 0;

  pointer-events: none;
}
.spinner {
  width: 40px; height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.qr-bank-info {
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ============================================================
   CHECKOUT MODAL SYSTEM
   ============================================================ */
/* ============================================================
   CHECKOUT MODAL SYSTEM (REINFORCED & FIXED)
   ============================================================ */
.mlv-modal-overlay {
  position: fixed !important;
  top: 0 !important; left: 0 !important;
  width: 100vw !important; height: 100vh !important;
  background: rgba(4, 6, 12, 0.9) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999999 !important;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 15px;
  animation: fadeIn 0.3s ease;
}

.mlv-modal-overlay.active { display: flex !important; }

.mlv-modal-card {
  width: 100%;
  max-width: 440px;
  background: #0d1326; /* Darker background for contrast */
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 24px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 40px 100px rgba(0,0,0,0.8);
  animation: modalIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalIn {
  from { transform: translateY(40px) scale(0.95); opacity: 0; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}

.modal-header {
  padding: 20px 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 { font-size: 1.15rem; font-weight: 800; color: #fff; margin: 0; text-transform: uppercase; letter-spacing: 0.5px; }

.modal-close {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  transition: all 0.2s;
}
.modal-close:hover { background: #ff4d4d; color: #fff; transform: rotate(90deg); }

.modal-body {
  padding: 20px 24px 30px;
}

.order-summary-mini {
  background: rgba(255,255,255,0.03);
  border-radius: 16px;
  padding: 12px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid rgba(255,255,255,0.05);
}
.order-summary-mini .thumb-box {
  width: 50px; height: 60px;
  background: #1a1f33;
  border-radius: 8px;
  overflow: hidden;
  flex-shrink: 0;
}
.order-summary-mini img { width: 100%; height: 100%; object-fit: cover; }
.order-info-text h4 { font-size: 0.85rem; font-weight: 600; color: #fff; margin: 0 0 4px; line-height: 1.3; }
.order-info-text span { font-size: 1rem; font-weight: 800; color: var(--cyan); }

#qr-fallback-link {
  display: none;
  text-align: center;
  margin-top: 10px;
  font-size: 0.8rem;
  color: var(--cyan);
  text-decoration: underline;
  animation: fadeIn 1s;
}

.btn-pulse { animation: btn-pulse 2s infinite; }
@keyframes btn-pulse {
  0% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.4); }
  70% { box-shadow: 0 0 0 15px rgba(0, 212, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0); }
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* Fix for existing cards blurry overlay if any might remain */
.card-image-box::after { display: none !important; }

.qr-bank-info { line-height: 1.8; }
.qr-bank-info strong { color: var(--text-primary); }

.qr-amount { font-size: 1.4rem; font-weight: 800; color: var(--cyan); }
.qr-code { font-family: monospace; background: rgba(0,212,255,0.08); padding: 4px 10px; border-radius: 6px; font-size: 0.85rem; color: var(--cyan); }

/* Modal Step System - kiểm soát hiển thị bước Email / bước QR */
.modal-step {
  display: none;
}
.modal-step.active {
  display: block;
  animation: fadeIn 0.35s ease;
}

/* Payment status */
.payment-status {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-top: 16px;
}
.status-waiting { background: rgba(255,204,0,0.1); border: 1px solid rgba(255,204,0,0.3); color: var(--yellow); }
.status-success { background: rgba(0,255,136,0.1); border: 1px solid rgba(0,255,136,0.3); color: var(--green); }

.btn-access-chatbot {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--green), #00cc6a);
  color: #000;
  font-size: 1.1rem;
  font-weight: 800;
  border-radius: 12px;
  margin-top: 20px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  animation: glow-green 2s ease-in-out infinite;
}
.btn-access-chatbot.show { display: flex; }
@keyframes glow-green {
  0%,100% { box-shadow: 0 0 20px rgba(0,255,136,0.3); }
  50% { box-shadow: 0 0 40px rgba(0,255,136,0.6); }
}

/* ============================================================
   11. DASHBOARD / ACCOUNT
============================================================ */
.dashboard-page {
  padding: 100px 24px 60px;
  max-width: 1000px;
  margin: 0 auto;
}

.dashboard-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 40px;
}
.user-avatar-lg {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), #0066ff);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
  border: 3px solid rgba(0,212,255,0.4);
}
.user-info h2 { font-size: 1.3rem; font-weight: 800; }
.user-info p { font-size: 0.875rem; color: var(--text-secondary); }
.user-badge {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 700;
  margin-top: 4px;
}
.user-badge.free { background: rgba(74,96,128,0.2); border: 1px solid var(--text-muted); color: var(--text-muted); }
.user-badge.premium { background: rgba(0,212,255,0.1); border: 1px solid rgba(0,212,255,0.3); color: var(--cyan); }

.dashboard-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 4px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.dashboard-tab {
  flex: 1;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.dashboard-tab.active { background: rgba(0,212,255,0.1); color: var(--cyan); }
.dashboard-tab:hover { color: var(--text-primary); }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* Stat cards in dashboard */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}
.stat-card .value { font-size: 1.8rem; font-weight: 800; color: var(--cyan); }
.stat-card .label { font-size: 0.8rem; color: var(--text-secondary); margin-top: 4px; }

/* ============================================================
   12. FILTER TABS
============================================================ */
.filter-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.filter-btn {
  padding: 7px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}
.filter-btn.active, .filter-btn:hover {
  background: rgba(0,212,255,0.1);
  border-color: var(--cyan);
  color: var(--cyan);
}

/* Product grid */
/* Product grid */
.products-grid {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 24px;
    width: 100%;
}

@media (max-width: 1100px) {
    .products-grid { grid-template-columns: repeat(3, 1fr) !important; }
}
@media (max-width: 768px) {
    .products-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 12px; }
}
@media (max-width: 480px) {
    .products-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 8px; }
}

/* ============================================================
   13. FOOTER
============================================================ */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 60px 24px 30px;
  margin-top: 80px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand .site-logo { margin-bottom: 12px; }
.footer-brand p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; max-width: 280px; }

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}
.social-link {
  width: 36px; height: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--text-secondary);
  transition: var(--transition);
}
.social-link:hover { border-color: var(--cyan); color: var(--cyan); background: rgba(0,212,255,0.08); }

.footer-col h4 { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--text-secondary); font-size: 0.875rem; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--cyan); padding-left: 4px; }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============================================================
   14. ZALO FLOAT (không che content)
============================================================ */
.zalo-float {
  position: fixed;
  bottom: 100px;
  right: 20px;
  z-index: 900;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.zalo-btn {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: #0068ff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0,104,255,0.4);
  transition: var(--transition);
  border: 2px solid rgba(255,255,255,0.2);
}
.zalo-btn:hover { transform: scale(1.1); box-shadow: 0 8px 30px rgba(0,104,255,0.6); }
.zalo-btn svg { width: 28px; height: 28px; fill: #fff; }
.zalo-label {
  font-size: 0.65rem;
  color: var(--text-secondary);
  white-space: nowrap;
  background: var(--bg-card);
  padding: 2px 8px;
  border-radius: 50px;
  border: 1px solid var(--border);
}

/* Scroll to top */
.scroll-top {
  position: fixed;
  bottom: 30px; right: 20px;
  width: 44px; height: 44px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 800;
  font-size: 1.1rem;
}
.scroll-top.visible { opacity: 1; transform: translateY(0); }
.scroll-top:hover { border-color: var(--cyan); color: var(--cyan); }

/* ============================================================
   15. ALERTS / TOASTS
============================================================ */
.alert {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.alert-error { background: rgba(255,68,68,0.1); border: 1px solid rgba(255,68,68,0.3); color: #ff8888; }
.alert-success { background: rgba(0,255,136,0.1); border: 1px solid rgba(0,255,136,0.3); color: var(--green); }
.alert-info { background: rgba(0,212,255,0.1); border: 1px solid rgba(0,212,255,0.3); color: var(--cyan); }

.toast-container {
  position: fixed;
  bottom: 24px; left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  white-space: nowrap;
  animation: toast-in 0.3s ease, toast-out 0.3s ease 2.7s forwards;
  pointer-events: all;
}
.toast.success { border-color: rgba(0,255,136,0.4); color: var(--green); }
.toast.error { border-color: rgba(255,68,68,0.4); color: var(--red); }
@keyframes toast-in { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }
@keyframes toast-out { from { opacity:1; } to { opacity:0; } }

/* ============================================================
   16. AFFILIATE PAGE
============================================================ */
.affiliate-hero {
  text-align: center;
  padding: 100px 24px 60px;
  max-width: 700px;
  margin: 0 auto;
}

.commission-big {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 900;
  background: linear-gradient(135deg, var(--green), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin: 16px 0;
}

.affiliate-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 48px;
}
.affiliate-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  transition: var(--transition);
}
.affiliate-step:hover { border-color: var(--cyan); transform: translateY(-4px); }
.step-num {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), #0066ff);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  margin: 0 auto 12px;
}
.affiliate-calc {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 480px;
  margin: 40px auto 0;
}

/* ============================================================
   17. ADMIN MOBILE
============================================================ */
.admin-page {
  padding: 80px 16px 40px;
  max-width: 600px;
  margin: 0 auto;
}

.admin-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}
.admin-stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.admin-stat-card .val { font-size: 1.8rem; font-weight: 800; color: var(--cyan); }
.admin-stat-card .lbl { font-size: 0.75rem; color: var(--text-secondary); }

.tx-list { display: flex; flex-direction: column; gap: 8px; }
.tx-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 0.825rem;
}
.tx-item .tx-email { color: var(--text-secondary); }
.tx-item .tx-amount { font-weight: 700; color: var(--green); }

/* ============================================================
   18. GUARANTEE SECTION
============================================================ */
.guarantee-strip {
  background: linear-gradient(135deg, rgba(0,212,255,0.06), rgba(0,102,255,0.04));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 40px;
}
.guarantee-icon { font-size: 2.5rem; flex-shrink: 0; }
.guarantee-text h3 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.guarantee-text p { font-size: 0.875rem; color: var(--text-secondary); }

/* ============================================================
   19. SINGLE PRODUCT PAGE
============================================================ */
.product-page {
  padding: 100px 24px 60px;
  max-width: 1100px;
  margin: 0 auto;
}

.product-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.product-video-panel {
  position: sticky;
  top: 80px;
}

.product-video-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
  aspect-ratio: 9/16;
  position: relative;
}
.product-video-wrapper iframe {
  width: 100%; height: 100%;
  border: none;
}
.product-video-placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
  color: var(--text-secondary);
  font-size: 0.875rem;
}
.product-video-placeholder .play-icon { font-size: 3rem; }

.product-breadcrumb {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.product-breadcrumb a { color: var(--text-secondary); }
.product-breadcrumb a:hover { color: var(--cyan); }

.product-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.product-title { font-size: clamp(1.4rem, 2.5vw, 2rem); font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
.product-desc { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.7; margin-bottom: 24px; }

.product-price-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
}
.price-row { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.price-current { font-size: 2rem; font-weight: 900; color: var(--cyan); }
.price-original { font-size: 1rem; color: var(--text-muted); text-decoration: line-through; }
.price-save-badge {
  background: rgba(255,68,68,0.1);
  border: 1px solid rgba(255,68,68,0.3);
  color: var(--red);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 50px;
}
.price-note { font-size: 0.8rem; color: var(--text-muted); }

/* ============================================================
   20. RESPONSIVE
============================================================ */
@media (max-width: 768px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }

  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-video-panel { order: -1; }
  .hero-stats { gap: 20px; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }

  .product-layout { grid-template-columns: 1fr; }
  .product-video-panel { position: static; }
  .product-video-wrapper { aspect-ratio: 16/9; }

  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-tabs { gap: 2px; }
  .dashboard-tab { font-size: 0.75rem; padding: 8px 10px; }
}

@media (max-width: 480px) {
  .auth-box { padding: 28px 20px; }
  .footer-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-cta-group { flex-direction: column; }
}

/* ============================================================
   21. MARKETPLACE UI (DASHBOARD STYLE)
============================================================ */
:root {
  --sidebar-width: 260px;
  --pill-bg: rgba(255,255,255,0.05);
  --pill-active: var(--cyan);
}

.marketplace-layout {
  display: flex;
  min-height: calc(100vh - 72px);
  background: #02040a;
}

/* Sidebar */
.marketplace-sidebar {
  width: var(--sidebar-width);
  background: #050810;
  border-right: 1px solid var(--border);
  padding: 24px 0;
  position: sticky;
  top: 72px;
  height: calc(100vh - 72px);
  overflow-y: auto;
  transition: var(--transition);
}

.sidebar-section { margin-bottom: 32px; }
.sidebar-title {
  padding: 0 24px;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  border-left: 3px solid transparent;
}

.sidebar-nav a:hover, .sidebar-nav a.active {
  background: rgba(0,212,255,0.05);
  color: var(--cyan);
  border-left-color: var(--cyan);
}

.sidebar-nav a i { font-size: 1.1rem; width: 20px; text-align: center; }

/* Main Content */
.marketplace-main {
  flex: 1;
  padding: 32px 40px;
  max-width: 1400px;
}

/* Filter Bar */
.mk-filter-wrap { margin-bottom: 32px; }
.mk-pills {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.mk-pill {
  padding: 8px 20px;
  background: var(--pill-bg);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.mk-pill:hover { border-color: var(--cyan); color: var(--text-primary); }
.mk-pill.active {
  background: var(--cyan);
  color: #000;
  border-color: var(--cyan);
}

/* Search Bar */
.mk-search-row {
  display: flex;
  gap: 16px;
  align-items: center;
}

.mk-search-box {
  flex: 1;
  position: relative;
}

.mk-search-box input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.mk-search-box i {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.mk-select-box select {
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  min-width: 140px;
}

/* Marketplace Grid */
.mk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}

/* Marketplace Card */
.mk-card {
  background: #0d1326;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.mk-card:hover {
  transform: translateY(-8px);
  border-color: var(--cyan);
  box-shadow: 0 12px 30px rgba(0,212,255,0.15);
}

.mk-card-img-wrap {
  aspect-ratio: 4/5;
  position: relative;
  overflow: hidden;
}

.mk-card-img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s;
}

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

.mk-badges-top {
  position: absolute;
  top: 12px; left: 12px;
  display: flex; flex-direction: column; gap: 6px;
}

.mk-badge {
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
}

.mk-badge-premium { background: linear-gradient(135deg, #ff9d00, #ff6a00); color: #fff; }
.mk-badge-new { background: #00d4ff; color: #000; }
.mk-badge-type {
  position: absolute;
  top: 12px; right: 12px;
  background: rgba(255,255,255,0.9);
  color: #000;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 700;
}

.mk-bookmark {
  position: absolute;
  bottom: 12px; right: 12px;
  width: 32px; height: 32px;
  background: #ffcc00;
  color: #000;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.mk-card-content { padding: 16px; }
.mk-title-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
.mk-card-title { font-size: 0.95rem; font-weight: 700; color: #fff; line-height: 1.4; }
.mk-version {
  background: rgba(0,212,255,0.1);
  color: var(--cyan);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 700;
}

.mk-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.mk-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.mk-sold { font-size: 0.75rem; color: var(--text-muted); }
.mk-price { font-size: 1rem; font-weight: 800; color: #ffcc00; }

/* Sidebar Collapse */
.marketplace-sidebar.collapsed {
  width: 80px;
}

.marketplace-sidebar.collapsed .sidebar-title,
.marketplace-sidebar.collapsed .sidebar-nav a span {
  display: none;
}

.marketplace-sidebar.collapsed .sidebar-nav a {
  justify-content: center;
  padding: 12px 0;
}

.sidebar-toggle-wrap {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  background: #050810;
}

.marketplace-sidebar.collapsed .sidebar-toggle-wrap {
  padding: 16px 0;
}

.sidebar-toggle-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.marketplace-sidebar.collapsed .sidebar-toggle-btn {
  justify-content: center;
}

.marketplace-sidebar.collapsed .sidebar-toggle-btn span {
  display: none;
}


/* AI Tool Card (App Store Style) */

/* ============================================================
   22. AI TOOLS PAGE (APP STORE STYLE)
   ============================================================ */
.ai-tools-page {
  background-color: #02040a;
  min-height: 100vh;
}

.tools-hero {
  text-align: center;
  margin-bottom: 50px;
}
.tools-page-title {
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 900;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.tools-page-title .icon { font-size: 2.4rem; }
.tools-page-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Filter Bar */
.tools-filter-wrap {
  margin-bottom: 48px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}

.tools-search-box {
  width: 100%;
  max-width: 600px;
  position: relative;
}
.tools-search-box input {
  width: 100%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 20px;
  color: #fff;
  font-size: 1rem;
  transition: var(--transition);
}
.tools-search-box input:focus {
  border-color: var(--cyan);
  background: rgba(255,255,255,0.05);
  box-shadow: 0 0 20px rgba(0,212,255,0.1);
}

.tools-pills {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.tool-pill {
  padding: 8px 20px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.tool-pill:hover { border-color: var(--cyan); color: #fff; }
.tool-pill.active {
  background: var(--cyan);
  color: #000;
  border-color: var(--cyan);
}

/* Tools Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

/* Tool Card (App Store Style) */
.tool-card {
  background: #0d1326;
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}
.tool-card:hover {
  transform: translateY(-8px);
  border-color: var(--cyan);
  background: #121a30;
  box-shadow: 0 12px 40px rgba(0,212,255,0.15);
}

.tool-card-header {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.tool-logo-wrap {
  width: 68px; height: 68px;
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  flex-shrink: 0;
}
.tool-logo { width: 100%; height: 100%; object-fit: cover; }
.tool-logo-fallback {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem;
  background: var(--bg-secondary);
}

.tool-meta { flex: 1; }
.tool-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.tool-badge-hot {
  background: linear-gradient(135deg, #ff9d00, #ff4400);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 900;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 6px;
}
.tool-category-pill {
  display: inline-block;
  background: rgba(0,212,255,0.1);
  color: var(--cyan);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
}

.tool-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  min-height: 48px;
}

.tool-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tool-tag {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 8px;
}

.tool-card-footer {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.tool-price-orig {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-right: 8px;
}
.tool-discount-badge {
  background: rgba(255,68,68,0.1);
  color: #ff4444;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 6px;
}
.tool-price-current {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--cyan);
  margin-top: 4px;
}

.tool-actions {
  display: flex;
  gap: 10px;
}
.tool-btn-link, .tool-btn-cart {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 8px 14px;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
}
.tool-btn-link:hover { color: #fff; border-color: #fff; }
.tool-btn-cart { border-color: rgba(0,255,136,0.2); color: var(--green); }
.tool-btn-cart:hover { background: var(--green); color: #000; border-color: var(--green); }

/* Animation */
@keyframes mlvFadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .tools-grid { grid-template-columns: 1fr; }
  .tool-card { padding: 20px; }
  .tools-hero { margin-bottom: 30px; }
}
/* ============================================================
   PREMIUM UI UPGRADE — CHATBOT PROMPT SECTION
============================================================ */
.premium-section-header {
  margin-bottom: 32px;
  text-align: left;
}
.premium-title {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.premium-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
}

/* Filter Chips */
.premium-chips-wrapper {
  margin-bottom: 24px;
  overflow-x: auto;
  margin-left: 0;
  margin-right: 0;
  scrollbar-width: thin; /* Show thin scrollbar on supported browsers */
  -webkit-overflow-scrolling: touch;
}

.premium-chips-wrapper::-webkit-scrollbar { 
  height: 4px;
}
.premium-chips-wrapper::-webkit-scrollbar-thumb {
  background: var(--border-hover);
  border-radius: 4px;
}

.chips-inner-scroll {
  display: flex;
  flex-wrap: wrap; /* Allow wrapping by default */
  gap: 12px;
  padding: 8px 0 16px;
}

@media (max-width: 768px) {
  .premium-chips-wrapper {
    margin-left: -24px;
    margin-right: -24px;
    scrollbar-width: none;
  }
  .premium-chips-wrapper::-webkit-scrollbar { display: none; }
  .chips-inner-scroll {
    flex-wrap: nowrap; /* Keep scrolling on mobile */
    padding: 8px 24px 16px;
  }
}

.filter-chip {
  white-space: nowrap;
  padding: 12px 28px;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.08); 
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.85); 
  font-size: 0.95rem;
  font-weight: 700; /* Bolder for Figure 2 feel */
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
}


.filter-chip:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--cyan);
  color: #fff;
  transform: translateY(-2px);
}

.filter-chip.active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #050814;
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}


/* Search & Sort Bar */
.premium-search-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  width: 100%;
}
.search-input-wrapper {
  position: relative;
  flex: 1;
  min-width: 250px; /* Reduced min-width to prevent overflow on tiny screens */
}
.search-input-wrapper i {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}
.premium-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 14px 16px 14px 46px;
  color: #fff;
  font-size: 0.95rem;
  transition: all 0.3s;
}

.premium-input:focus {
  border-color: var(--cyan);
  background: rgba(255, 255, 255, 0.08);
  outline: none;
  box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.15);
}

.premium-select-group {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

.premium-select {
  background: #0d1326;
  border: 1px solid rgba(255, 255, 255, 0.15); /* Higher contrast */
  border-radius: 12px;
  padding: 12px 20px;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  min-width: 180px;
  transition: all 0.3s;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2300d4ff' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 42px;
}

.premium-select:hover {
  border-color: var(--cyan);
  background-color: #121a30;
}

/* Product Count Styling */
.product-count-bar {
  font-size: 1.1rem;
  color: #fff;
  font-weight: 800;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 4px;
}

.product-count-bar span {
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.1);
  padding: 2px 10px;
  border-radius: 6px;
  border: 1px solid rgba(0, 212, 255, 0.2);
}

/* --- SALES & CONVERSION EXTRAS --- */

/* Mobile Header Fix (v2.0) */
@media (max-width: 991px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .header-inner { gap: 12px; padding: 0 16px; }
}

@media (max-width: 480px) {
  .header-inner { gap: 4px; padding: 0 8px; }
  .site-logo { font-size: 0.9rem; gap: 4px; }
  .header-actions { gap: 4px; }
  .header-actions .btn-sm {
    padding: 6px 8px;
    font-size: 0.65rem;
    border-radius: 6px;
  }
  .header-actions .btn-trial {
    display: none; /* Hide trial button on tiny screens to save space */
  }
  /* Ensure logo text doesn't overflow */
  .site-logo span span { display: none; } /* Hide 'Nghach' part if needed or keep it simple */
}

/* Sticky Mobile Buy Now Bar */
.sticky-buy-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: rgba(5, 8, 20, 0.95);
  backdrop-filter: blur(15px);
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: none;
  z-index: 9999;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
  .sticky-buy-bar.active { display: flex; }
  body.has-sticky-bar { padding-bottom: 80px; }
}

.sticky-buy-btn {
  background: var(--cyan);
  color: #050814;
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 800;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

/* Social Proof Toast */
.social-proof-toast {
  position: fixed;
  bottom: 100px; left: 20px;
  background: rgba(13, 19, 38, 0.9);
  border: 1px solid var(--border);
  padding: 12px 16px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 10000;
  transform: translateX(-150%);
  transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.social-proof-toast.visible { transform: translateX(0); }

.toast-avatar {
  width: 32px; height: 32px;
  background: var(--cyan);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  color: #050814;
  font-size: 0.8rem;
}

.toast-content { font-size: 0.75rem; color: #fff; line-height: 1.4; }
.toast-name { font-weight: bold; display: block; color: var(--cyan); }

/* Zalo Float & UI Fixes */
.zalo-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.zalo-float:hover { transform: scale(1.1); }
.zalo-btn {
  width: 60px; height: 60px;
  background: #0068ff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 104, 255, 0.4);
  padding: 12px;
}
.zalo-btn svg { width: 100%; height: 100%; fill: #fff; }
.zalo-label {
  background: #fff;
  color: #333;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  white-space: nowrap;
}

@media (max-width: 480px) {
  .zalo-float { bottom: 90px; right: 20px; } /* Push up to avoid Scroll-to-top */
  .zalo-btn { width: 50px; height: 50px; padding: 10px; }
  .zalo-label { display: none; } /* Hide label on mobile to save space */
  .scroll-top { bottom: 20px; right: 20px; width: 44px; height: 44px; }
}

/* --- CHATBOT CARD V3 (Image 3 Aesthetic) --- */
.chatbot-card.premium-card {
    background: #0d1326;
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: #fff;
    text-decoration: none;
    height: 100%;
}
.chatbot-card.premium-card:hover {
    transform: translateY(-8px);
    border-color: var(--cyan);
    box-shadow: 0 12px 40px rgba(0, 212, 255, 0.15);
}

.card-image-box {
    position: relative;
    padding-top: 125%; /* 4:5 Aspect Ratio for professional look */
    background: #000;
}
.card-image-box img {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}
.chatbot-card:hover .card-image-box img { transform: scale(1.05); }

/* Badges Row */
.badge-row-top {
    position: absolute;
    top: 10px; left: 10px;
    display: flex;
    gap: 6px;
    z-index: 5;
    flex-wrap: wrap;
}
.badge-v3 {
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 0.65rem;
    font-weight: 800;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 4px;
    backdrop-filter: blur(8px);
}
.badge-v3.premium { background: rgba(0, 255, 136, 0.2); color: #00ff88; border: 1px solid rgba(0, 255, 136, 0.3); }
.badge-v3.free { background: rgba(139, 92, 246, 0.2); color: #a78bfa; border: 1px solid rgba(139, 92, 246, 0.3); }
.badge-v3.type { background: rgba(255, 255, 255, 0.15); color: #fff; border: 1px solid rgba(255, 255, 255, 0.2); }
.badge-v3.pin { background: linear-gradient(135deg, #ff9d00, #ff4400); color: #fff; }

.badge-new-v3 {
    position: absolute;
    top: 45px; left: 10px;
    background: #ff5500;
    color: #fff;
    font-size: 0.6rem;
    font-weight: 900;
    padding: 2px 8px;
    border-radius: 4px;
    z-index: 5;
}

.card-bookmark-v3 {
    position: absolute;
    bottom: 12px; right: 12px;
    width: 32px; height: 32px;
    background: rgba(13, 19, 38, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    z-index: 5;
    transition: all 0.2s;
}
.card-bookmark-v3:hover { background: var(--cyan); color: #000; }

/* Info Area */
.card-info {
    padding: 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.card-title {
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 12px;
    color: #fff;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.8em;
}

.card-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    font-size: 0.75rem;
}
.meta-sales { color: var(--text-secondary); opacity: 0.8; }

.card-price-row { text-align: right; }
.price-old { font-size: 0.7rem; color: var(--text-muted); text-decoration: line-through; margin-right: 6px; }
.price-actual { font-size: 0.95rem; font-weight: 900; color: var(--cyan); }

/* Buttons V3 */
.card-actions-v3 {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: auto;
}
.btn-secondary-v3 {
    width: 100%;
    padding: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 8px;
    color: var(--cyan);
    font-size: 0.75rem;
    font-weight: 700;
    text-align: center;
    transition: all 0.2s;
}
.btn-secondary-v3:hover { background: rgba(0, 212, 255, 0.1); border-color: var(--cyan); }

.btn-primary-v3 {
    width: 100%;
    padding: 10px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--cyan);
    border-radius: 8px;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    text-align: center;
    transition: all 0.3s;
}
.btn-primary-v3:hover { background: var(--cyan); color: #000; box-shadow: 0 0 20px rgba(0, 212, 255, 0.3); }

@media (max-width: 480px) {
    .card-title { font-size: 0.85rem; min-height: 2.4em; }
    .badge-v3 { padding: 2px 6px; font-size: 0.55rem; }
    .btn-secondary-v3, .btn-primary-v3 { font-size: 0.65rem; padding: 6px; }
}

/* ============================================================
   FIGURE 3 PREMIUM HOVER EFFECTS (UPDATE 2026)
   ============================================================ */
.chatbot-card.premium-card-v3 {
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}
.chatbot-card.premium-card-v3:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 212, 255, 0.5) !important;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6), 0 0 20px rgba(0, 212, 255, 0.15) !important;
}
.chatbot-card.premium-card-v3:hover img {
    transform: scale(1.08);
}
.chatbot-card.premium-card-v3 .btn-secondary-v3:hover {
    background: rgba(0, 212, 255, 0.15) !important;
    border-color: #00d4ff !important;
}
.chatbot-card.premium-card-v3 .btn-primary-v3:hover {
    background: #00d4ff !important;
    color: #000 !important;
    box-shadow: 0 0 25px rgba(0, 212, 255, 0.4) !important;
}
.chatbot-card.premium-card-v3 .card-bookmark-v3:hover {
    background: #fff !important;
    color: #000 !important;
    transform: scale(1.1);
}
@media (max-width: 1024px) {
    .products-grid { grid-template-columns: repeat(3, 1fr) !important; }
}
@media (max-width: 768px) {
    .products-grid { grid-template-columns: repeat(2, 1fr) !important; }
}
@media (max-width: 480px) {
    .products-grid { grid-template-columns: 1fr !important; }
}