:root {
  --bg-primary: #F8FAFC;
  --bg-secondary: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F1F5F9;
  --border-color: #E2E8F0;
  --border-color-darker: #CBD5E1;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #64748B;
  --accent-emerald: #059669;
  --accent-emerald-light: #10B981;
  --accent-emerald-bg: #ECFDF5;
  --accent-amber: #D97706;
  --accent-amber-light: #F59E0B;
  --accent-amber-bg: #FFFBEB;
  --accent-rose: #DC2626;
  --accent-rose-bg: #FEF2F2;
  --accent-blue: #2563EB;
  --accent-blue-bg: #EFF6FF;
  --wa-green: #25D366;
  --wa-teal: #008069;
  --wa-teal-dark: #006A57;
  --wa-chat-bg: #EFEAE2;
  --wa-bubble-sent: #D9FDD3;
  --wa-bubble-received: #FFFFFF;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header */
.app-header {
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.25rem;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-icon {
  font-size: 1.75rem;
}

.brand-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.brand-title span {
  color: var(--accent-emerald);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-tab {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-tab:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.nav-tab.active {
  color: var(--accent-emerald);
  background: var(--accent-emerald-bg);
  border-color: #A7F3D0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
}

.badge-emerald {
  background: var(--accent-emerald-bg);
  color: #065F46;
  border: 1px solid #A7F3D0;
}

.badge-amber {
  background: var(--accent-amber-bg);
  color: #92400E;
  border: 1px solid #FDE68A;
}

.badge-rose {
  background: var(--accent-rose-bg);
  color: #991B1B;
  border: 1px solid #FECACA;
}

.badge-blue {
  background: var(--accent-blue-bg);
  color: #1E40AF;
  border: 1px solid #BFDBFE;
}

.badge-gray {
  background: #F1F5F9;
  color: #475569;
  border: 1px solid #E2E8F0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-emerald);
  color: #fff;
}

.btn-primary:hover {
  background: #047857;
}

.btn-secondary {
  background: #FFFFFF;
  border-color: var(--border-color);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-darker);
}

.btn-wa {
  background: #25D366;
  color: #065F46;
  font-weight: 700;
}

.btn-wa:hover {
  background: #1EB859;
  color: #000;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

/* Main Content Views */
.main-view {
  padding: 2rem 0 4rem;
  display: none;
}

.main-view.active {
  display: block;
}

/* Section Header */
.section-header {
  margin-bottom: 1.75rem;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.section-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

/* Hero Banner */
.hero-banner {
  background: linear-gradient(135deg, #ECFDF5 0%, #F0F9FF 100%);
  border: 1px solid #BAE6FD;
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  box-shadow: var(--shadow-card);
}

.hero-title {
  font-size: 1.55rem;
  font-weight: 800;
  color: #064E3B;
  line-height: 1.25;
}

.hero-desc {
  color: #334155;
  font-size: 0.95rem;
  margin-top: 0.5rem;
  max-width: 680px;
}

/* Sub-tabs for Good vs Bad Trending */
.trending-switch-bar {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.85rem;
  flex-wrap: wrap;
}

.trending-pill-btn {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  box-shadow: var(--shadow-sm);
}

.trending-pill-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.trending-pill-btn.active-good {
  background: var(--accent-emerald-bg);
  border-color: #059669;
  color: #065F46;
}

.trending-pill-btn.active-bad {
  background: var(--accent-rose-bg);
  border-color: #DC2626;
  color: #991B1B;
}

/* Grid Layouts */
.trending-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

/* Movie Card */
.movie-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
}

.movie-card:hover {
  transform: translateY(-3px);
  border-color: #94A3B8;
  box-shadow: var(--shadow-lg);
}

.movie-card-header {
  display: flex;
  padding: 1.15rem;
  gap: 1rem;
}

.movie-poster {
  width: 90px;
  height: 135px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: #E2E8F0;
  flex-shrink: 0;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

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

.movie-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.3;
}

.movie-year-genre {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.ratings-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.6rem;
  flex-wrap: wrap;
}

.rating-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  background: #F1F5F9;
  border: 1px solid #E2E8F0;
  color: var(--text-primary);
}

.circle-score-hero {
  background: var(--accent-emerald-bg);
  color: #065F46;
  border: 1px solid #34D399;
  font-size: 0.85rem;
  padding: 0.25rem 0.65rem;
}

.circle-score-bad {
  background: var(--accent-rose-bg);
  color: #991B1B;
  border: 1px solid #F87171;
  font-size: 0.85rem;
  padding: 0.25rem 0.65rem;
}

.streaming-tags {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.stream-tag {
  font-size: 0.7rem;
  padding: 0.15rem 0.45rem;
  background: #F1F5F9;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 600;
}

/* Reviews Excerpt Section */
.card-reviews-excerpt {
  background: #F8FAFC;
  padding: 0.85rem 1.15rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.85rem;
  flex: 1;
}

.excerpt-quote {
  color: #334155;
  font-style: italic;
  margin-bottom: 0.4rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.excerpt-author {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: normal;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-actions {
  padding: 0.75rem 1.15rem;
  background: #FFFFFF;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 0.5rem;
}

/* Circles View */
.circles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.circle-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

.circle-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.circle-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
}

.member-list-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.85rem;
}

.member-list-table th, .member-list-table td {
  padding: 0.65rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.member-list-table th {
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  background: #F8FAFC;
}

/* 3 Decision Paths Explainer */
.decision-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.decision-card {
  background: #FFFFFF;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  position: relative;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.decision-card:hover {
  border-color: #94A3B8;
}

.decision-card.selected {
  border-color: var(--accent-emerald);
  background: var(--accent-emerald-bg);
}

.decision-badge-icon {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.decision-title {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 0.4rem;
}

.decision-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* WhatsApp Live Simulator */
.simulator-container {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 1.5rem;
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 680px;
  box-shadow: var(--shadow-card);
}

.simulator-sidebar {
  background: #F8FAFC;
  border-right: 1px solid var(--border-color);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  overflow-y: auto;
}

.simulator-phone {
  display: flex;
  flex-direction: column;
  background: var(--wa-chat-bg);
  height: 100%;
}

.simulator-header {
  background: var(--wa-teal);
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #FFFFFF;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.sim-contact-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sim-avatar {
  width: 42px;
  height: 42px;
  background: #FFFFFF;
  color: var(--wa-teal);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  font-weight: 800;
}

.sim-name {
  font-weight: 800;
  color: #FFFFFF;
  font-size: 1rem;
}

.sim-sub {
  font-size: 0.75rem;
  color: #D1FAE5;
}

.simulator-messages {
  flex: 1;
  padding: 1.25rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background-color: var(--wa-chat-bg);
  background-image: radial-gradient(rgba(0, 0, 0, 0.04) 1px, transparent 0);
  background-size: 20px 20px;
}

.chat-bubble {
  max-width: 82%;
  padding: 0.65rem 0.95rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  line-height: 1.45;
  position: relative;
  word-wrap: break-word;
  white-space: pre-wrap;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.08);
}

.bubble-inbound {
  align-self: flex-end;
  background: var(--wa-bubble-sent);
  color: #111B21;
  border-bottom-right-radius: 2px;
}

.bubble-outbound {
  align-self: flex-start;
  background: var(--wa-bubble-received);
  color: #111B21;
  border-bottom-left-radius: 2px;
}

.bubble-meta {
  font-size: 0.65rem;
  color: rgba(17, 27, 33, 0.55);
  text-align: right;
  margin-top: 0.35rem;
}

.bubble-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-top: 0.5rem;
}

.sim-reply-btn {
  background: #FFFFFF;
  color: var(--wa-teal);
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
  transition: all 0.2s ease;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.sim-reply-btn:hover {
  background: #F0FDF4;
  border-color: #86EFAC;
}

.simulator-input-bar {
  background: #F0F2F5;
  padding: 0.75rem 1rem;
  display: flex;
  gap: 0.5rem;
  align-items: center;
  border-top: 1px solid var(--border-color);
}

.sim-input {
  flex: 1;
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  color: #111B21;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-full);
  outline: none;
  font-size: 0.875rem;
}

.sim-input:focus {
  border-color: var(--wa-teal);
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
}

.modal-overlay.active {
  display: flex;
}

.modal-box {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 550px;
  width: 100%;
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.modal-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
}

.close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.close-btn:hover {
  color: var(--text-primary);
}

.form-group {
  margin-bottom: 1.15rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--accent-emerald);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
}

/* Toast Alerts */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 200;
  pointer-events: none;
}

.toast {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  pointer-events: auto;
  animation: slideUp 0.3s ease forwards;
  max-width: 400px;
}

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

/* Responsive */
@media (max-width: 768px) {
  .simulator-container {
    grid-template-columns: 1fr;
    height: 750px;
  }
  .simulator-sidebar {
    display: none;
  }
  .trending-grid {
    grid-template-columns: 1fr;
  }
}