/* =====================================================
   Chat BD - Premium Professional CSS v5
   Ultra Modern Design with Glassmorphism
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Hind+Siliguri:wght@300;400;500;600;700&display=swap');

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a24;
  --bg-card-hover: #20202e;
  --bg-input: #1e1e2e;
  --bg-chat: #0d0d14;
  --bg-overlay: rgba(10, 10, 15, 0.95);
  
  --accent-primary: #8b5cf6;
  --accent-secondary: #a78bfa;
  --accent-tertiary: #c4b5fd;
  --accent-glow: rgba(139, 92, 246, 0.4);
  --accent-pink: #ec4899;
  --accent-rose: #f43f5e;
  --accent-cyan: #22d3ee;
  --accent-emerald: #10b981;
  
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --online-color: #10b981;
  --offline-color: #64748b;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  --success-color: #10b981;
  
  --bubble-user: linear-gradient(135deg, #8b5cf6, #a78bfa);
  --bubble-ai: #1e1e2e;
  
  --border: rgba(139, 92, 246, 0.15);
  --border-hover: rgba(167, 139, 250, 0.4);
  --border-focus: rgba(139, 92, 246, 0.6);
  
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-xl: 0 12px 48px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.3);
  --shadow-glow-strong: 0 0 60px rgba(139, 92, 246, 0.5);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;
  
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  
  --font-main: 'Hind Siliguri', 'Inter', sans-serif;
  --font-display: 'Inter', sans-serif;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-overflow-scrolling: touch;
}

body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(236, 72, 153, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(167, 139, 250, 0.05) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  animation: gradientShift 20s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.05); }
}

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb { 
  background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary));
  border-radius: var(--radius-full);
  border: 1px solid rgba(0,0,0,0.2);
}
::-webkit-scrollbar-thumb:hover { 
  background: linear-gradient(180deg, var(--accent-secondary), var(--accent-tertiary));
  box-shadow: var(--shadow-glow);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(1.8rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.5rem); }

a { color: var(--accent-secondary); text-decoration: none; transition: var(--transition-fast); }
a:hover { color: var(--accent-tertiary); }

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.relative { position: relative; }
.z-1 { z-index: 1; }

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(18, 18, 26, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
  gap: var(--space-md);
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  transition: var(--transition-fast);
}

.logo-wrap:hover { transform: translateY(-2px); }

.logo-img {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  object-fit: cover;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--accent-primary);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.credit-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(167, 139, 250, 0.1));
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--accent-tertiary);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.premium-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  background: linear-gradient(135deg, #f59e0b, #f97316);
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.8rem;
  color: white;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
  animation: premiumGlow 2s ease infinite;
}

@keyframes premiumGlow {
  0%, 100% { box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3); }
  50% { box-shadow: 0 4px 20px rgba(245, 158, 11, 0.5); }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255,255,255,0.1));
  opacity: 0;
  transition: var(--transition-fast);
}

.btn:hover::before { opacity: 1; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-strong);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--accent-primary);
  color: var(--accent-secondary);
}

.btn-outline:hover {
  background: rgba(139, 92, 246, 0.1);
  border-color: var(--accent-secondary);
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(139, 92, 246, 0.1);
  color: var(--accent-secondary);
  border: 1px solid transparent;
}

.btn-ghost:hover {
  background: rgba(139, 92, 246, 0.2);
  border-color: var(--border);
}

.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

.btn-messenger {
  background: linear-gradient(135deg, #00b2ff, #006aff);
  color: white;
  box-shadow: 0 4px 12px rgba(0, 106, 255, 0.3);
}

.btn-messenger:hover { box-shadow: 0 6px 20px rgba(0, 106, 255, 0.5); }

.btn-telegram {
  background: linear-gradient(135deg, #0088cc, #0066aa);
  color: white;
  box-shadow: 0 4px 12px rgba(0, 136, 204, 0.3);
}

.btn-telegram:hover { box-shadow: 0 6px 20px rgba(0, 136, 204, 0.5); }

.btn-danger {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: white;
}

.btn-danger:hover { box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4); }

/* Modern Button Style */
.btn-modern {
  position: relative;
  overflow: hidden;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 14px rgba(139, 92, 246, 0.25);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-modern::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn-modern:hover::before {
  opacity: 1;
}

.btn-modern.btn-primary {
  background: linear-gradient(135deg, #8b5cf6 0%, #a78bfa 50%, #c4b5fd 100%);
  background-size: 200% 200%;
  animation: gradientShift 3s ease infinite;
}

.btn-modern.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.4);
}

.btn-modern.btn-outline {
  border-width: 2px;
  background: rgba(139, 92, 246, 0.05);
}

.btn-modern.btn-outline:hover {
  background: rgba(139, 92, 246, 0.15);
  border-color: var(--accent-secondary);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(139, 92, 246, 0.25);
}

.btn-modern.btn-ghost {
  background: rgba(139, 92, 246, 0.08);
  backdrop-filter: blur(10px);
}

.btn-modern.btn-ghost:hover {
  background: rgba(139, 92, 246, 0.18);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.2);
}

/* Hero */
.hero {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-tertiary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-md);
  letter-spacing: -0.03em;
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Profile Cards */
.section-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.profiles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.profile-card {
  position: relative;
  background: rgba(26, 26, 36, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  cursor: pointer;
  transition: var(--transition);
  overflow: hidden;
}

.profile-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(139, 92, 246, 0.05));
  opacity: 0;
  transition: var(--transition);
}

.profile-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-glow);
}

.profile-card:hover::before { opacity: 1; }

.profile-photo-wrap {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-md);
}

.profile-photo {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 3px solid var(--accent-primary);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.profile-card:hover .profile-photo {
  border-color: var(--accent-secondary);
  box-shadow: var(--shadow-glow-strong);
  transform: scale(1.05);
}

.profile-status-badge {
  position: absolute;
  bottom: 8px;
  right: 8px;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  border: 3px solid var(--bg-card);
  box-shadow: var(--shadow-md);
}

.profile-status-badge.online {
  background: var(--online-color);
  box-shadow: 0 0 12px var(--online-color);
  animation: pulse 2s ease infinite;
}

.profile-status-badge.offline { background: var(--offline-color); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.profile-info { text-align: center; }

.profile-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.profile-meta {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.profile-online-text {
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  display: inline-block;
}

.profile-online-text.online {
  color: var(--online-color);
  background: rgba(16, 185, 129, 0.1);
}

.profile-online-text.offline {
  color: var(--offline-color);
  background: rgba(100, 116, 139, 0.1);
}

.profile-card.offline { opacity: 0.7; }

.profile-photo-placeholder {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  background: var(--bg-input);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  border: 3px solid var(--border);
}

/* Ad Containers */
.ad-container {
  text-align: center;
  overflow: hidden;
  margin: var(--space-md) auto;
  padding: var(--space-sm);
  max-width: fit-content;
}

.ad-label {
  display: block;
  font-size: 0.65rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

.ad-container iframe,
.ad-container ins {
  display: block !important;
  max-width: 100% !important;
  margin: 0 auto;
}

/* Auth Pages */
.auth-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: var(--space-lg);
  padding-top: var(--space-2xl);
  position: relative;
  z-index: 1;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: rgba(26, 26, 36, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-xl);
  position: relative;
  margin-bottom: var(--space-lg);
}

.auth-card::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: var(--radius-2xl);
  opacity: 0.1;
  z-index: -1;
}

.auth-logo {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.auth-logo img {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-glow);
  border: 3px solid var(--accent-primary);
}

.auth-logo h1 {
  font-size: 2rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-xs);
}

/* Form Elements */
.form-group { margin-bottom: var(--space-lg); }

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: rgba(30, 30, 46, 0.8);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.95rem;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1);
  background: rgba(30, 30, 46, 1);
}

.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-dim); }

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--space-lg);
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-box {
  width: 100%;
  max-width: 480px;
  background: rgba(26, 26, 36, 0.95);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-2xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-xl);
  position: relative;
  animation: slideUp 0.3s ease;
}

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

.modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: var(--error-color);
  color: var(--error-color);
  transform: rotate(90deg);
}

.modal-icon {
  font-size: 3.5rem;
  text-align: center;
  margin-bottom: var(--space-lg);
  filter: drop-shadow(0 4px 12px rgba(139, 92, 246, 0.4));
}

.modal-title {
  font-size: 1.75rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.modal-desc {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

.modal-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* Alerts */
.alert {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  border-left: 4px solid;
  font-weight: 500;
  backdrop-filter: blur(10px);
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--error-color);
  color: #fca5a5;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--success-color);
  color: #6ee7b7;
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 16px;
  max-width: 90%;
  padding: 14px 20px;
  background: rgba(26, 26, 36, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--accent-primary);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-glow-strong);
  transform: translateX(calc(100% + 20px));
  transition: var(--transition);
  z-index: 10000;
  pointer-events: none;
}

.toast.show { 
  transform: translateX(0); 
  pointer-events: auto;
}

/* Mobile toast positioning */
@media (max-width: 640px) {
  .toast {
    bottom: 16px;
    right: 12px;
    left: 12px;
    max-width: none;
    font-size: 0.85rem;
    padding: 12px 16px;
    text-align: center;
  }
}

/* Settings Page */
.settings-page {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
}

.settings-card {
  background: rgba(26, 26, 36, 0.6);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  box-shadow: var(--shadow-md);
}

.settings-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.stat-box {
  text-align: center;
  padding: var(--space-lg);
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.stat-box:hover {
  transform: translateY(-4px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-glow);
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.referral-box {
  background: rgba(139, 92, 246, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.referral-link-wrap {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.referral-link-input {
  flex: 1;
  padding: 12px 16px;
  background: rgba(30, 30, 46, 0.8);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: monospace;
}

.referral-link-input:focus {
  outline: none;
  border-color: var(--accent-primary);
}

/* Social Share Buttons */
.share-btns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  color: white;
  text-decoration: none;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.share-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255,255,255,0.2));
  opacity: 0;
  transition: var(--transition-fast);
}

.share-btn:hover::before { opacity: 1; }
.share-btn svg { flex-shrink: 0; }

.share-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.share-btn-fb {
  background: linear-gradient(135deg, #1877f2, #0d5ebd);
  box-shadow: 0 4px 12px rgba(24, 119, 242, 0.3);
}

.share-btn-fb:hover { box-shadow: 0 6px 20px rgba(24, 119, 242, 0.5); }

.share-btn-messenger {
  background: linear-gradient(135deg, #00b2ff, #006aff);
  box-shadow: 0 4px 12px rgba(0, 106, 255, 0.3);
}

.share-btn-messenger:hover { box-shadow: 0 6px 20px rgba(0, 106, 255, 0.5); }

.share-btn-whatsapp {
  background: linear-gradient(135deg, #25d366, #1eaa52);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.share-btn-whatsapp:hover { box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5); }

.share-btn-telegram {
  background: linear-gradient(135deg, #0088cc, #006699);
  box-shadow: 0 4px 12px rgba(0, 136, 204, 0.3);
}

.share-btn-telegram:hover { box-shadow: 0 6px 20px rgba(0, 136, 204, 0.5); }

/* Divider */
.divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: var(--space-xl) 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.divider::before { margin-right: var(--space-md); }
.divider::after { margin-left: var(--space-md); }

/* Chat Page - Part 1 */
.chat-page {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  max-height: 100vh;
  max-height: 100dvh;
  overflow: hidden;
  background: var(--bg-chat);
  position: fixed;
  inset: 0;
}

.chat-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(18, 18, 26, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  z-index: 10;
  box-shadow: var(--shadow-md);
}

.chat-back-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid var(--border);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  text-decoration: none;
  flex-shrink: 0;
  transition: var(--transition-fast);
}

.chat-back-btn:hover {
  background: rgba(139, 92, 246, 0.2);
  border-color: var(--accent-primary);
  transform: translateX(-4px);
}

.chat-profile-pic {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--accent-primary);
  flex-shrink: 0;
  box-shadow: var(--shadow-md);
}

.chat-profile-info { flex: 1; min-width: 0; }

.chat-profile-name {
  font-size: 1rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-primary);
}

.chat-profile-status {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.chat-credit-info {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--accent-tertiary);
  background: rgba(139, 92, 246, 0.15);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  flex-shrink: 0;
  white-space: nowrap;
  font-weight: 600;
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

.chat-ad-strip {
  flex-shrink: 0;
  display: flex;
  justify-content: center;
  overflow: hidden;
  background: rgba(0,0,0,0.3);
  border-top: 1px solid var(--border);
  padding: 6px 0;
}

.chat-input-zone {
  flex-shrink: 0;
  padding: 12px;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
  background: rgba(18, 18, 26, 0.95);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
}

.chat-input-inner {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  background: rgba(30, 30, 46, 0.8);
  border: 1.5px solid var(--border);
  border-radius: 24px;
  padding: 8px 8px 8px 16px;
  transition: var(--transition);
}

.chat-input-inner:focus-within {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1);
  background: rgba(30, 30, 46, 1);
}

.chat-textarea {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.95rem;
  resize: none;
  min-height: 24px;
  max-height: 120px;
  padding: 4px 0;
  line-height: 1.5;
}

.chat-textarea::placeholder { color: var(--text-dim); }

.chat-send-btn {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border: none;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.chat-send-btn:hover:not(:disabled) {
  transform: scale(1.1);
  box-shadow: var(--shadow-glow-strong);
}

.chat-send-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Message Bubbles */
.msg-wrap {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  max-width: 85%;
  animation: messageSlide 0.3s ease;
}

@keyframes messageSlide {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.msg-wrap.user { align-self: flex-end; flex-direction: row-reverse; }
.msg-wrap.ai { align-self: flex-start; }

.msg-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.msg-bubble {
  padding: 12px 16px;
  border-radius: 18px;
  font-size: 0.95rem;
  line-height: 1.6;
  word-wrap: break-word;
  word-break: break-word;
  overflow-wrap: break-word;
  white-space: pre-wrap;
  max-width: 100%;
  box-shadow: var(--shadow-sm);
}

.msg-wrap.user .msg-bubble {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  border-bottom-right-radius: 4px;
}

.msg-wrap.ai .msg-bubble {
  background: rgba(26, 26, 36, 0.8);
  backdrop-filter: blur(10px);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
}

.msg-time {
  font-size: 0.7rem;
  color: var(--text-dim);
  margin-top: 4px;
  padding: 0 4px;
  font-weight: 500;
}

.msg-wrap.ai .msg-time { text-align: left; }
.msg-wrap.user .msg-time { text-align: right; }

/* Typing Indicator */
.typing-indicator {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  align-self: flex-start;
  animation: messageSlide 0.3s ease;
}

.typing-bubble {
  background: rgba(26, 26, 36, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 18px;
  border-bottom-left-radius: 4px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.typing-dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-full);
  background: var(--accent-secondary);
  animation: typingBounce 1.4s infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.7; }
  30% { transform: translateY(-8px); opacity: 1; }
}

/* Admin Panel */
.admin-layout {
  display: flex;
  min-height: 100vh;
  background: var(--bg-primary);
}

.admin-sidebar {
  width: 260px;
  background: rgba(18, 18, 26, 0.8);
  backdrop-filter: blur(20px);
  border-right: 1px solid var(--border);
  padding: var(--space-xl) var(--space-lg);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.admin-content {
  flex: 1;
  padding: var(--space-xl);
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.admin-title {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.admin-form-card {
  background: rgba(26, 26, 36, 0.6);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

.admin-form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
}

.admin-table-wrap {
  background: rgba(26, 26, 36, 0.6);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table thead {
  background: rgba(139, 92, 246, 0.1);
  border-bottom: 2px solid var(--border);
}

.admin-table th {
  padding: var(--space-md);
  text-align: left;
  font-weight: 700;
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.admin-table td {
  padding: var(--space-md);
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}

.admin-table tbody tr {
  transition: var(--transition-fast);
}

.admin-table tbody tr:hover {
  background: rgba(139, 92, 246, 0.05);
}

.toggle-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.toggle {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 28px;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: rgba(100, 116, 139, 0.3);
  border: 1.5px solid var(--border);
  transition: var(--transition);
  border-radius: var(--radius-full);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 2.5px;
  background: white;
  transition: var(--transition);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

.toggle input:checked + .toggle-slider {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-color: var(--accent-primary);
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(24px);
}

/* Utilities */
.hidden { display: none !important; }
.text-center { text-align: center; }
.mt-2 { margin-top: var(--space-sm); }
.hide-mobile { display: inline-flex; }

@media (max-width: 640px) {
  .hide-mobile { display: none !important; }
  
  .container { padding: 0 var(--space-sm); }
  .navbar-inner { padding: var(--space-sm) 0; }
  .nav-actions { gap: 6px; }
  .btn-sm { padding: 6px 12px; font-size: 0.8rem; }
  .hero { padding: var(--space-xl) var(--space-md); }
  .profiles-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .auth-page { padding: var(--space-md); padding-top: var(--space-lg); }
  .auth-card { padding: var(--space-xl); }
  .modal-box { padding: var(--space-xl); }
  .settings-page { padding: var(--space-lg) var(--space-md); }
  .settings-card { padding: var(--space-lg); }
  .share-btns { grid-template-columns: 1fr; }
  .chat-header { padding: 10px 12px; }
  .chat-messages { padding: 12px; gap: 10px; }
  .chat-input-zone { padding: 10px; }
  .msg-wrap { max-width: 90%; }
  .admin-layout { flex-direction: column; }
  .admin-sidebar { width: 100%; height: auto; position: static; }
  .admin-content { padding: var(--space-lg); }
  .admin-form-grid { grid-template-columns: 1fr; }
  .admin-table-wrap { overflow-x: auto; }
}

@media print {
  .navbar, .ad-container, .modal-overlay, .toast, .btn { display: none !important; }
}

.btn:focus-visible,
.form-input:focus-visible,
.form-textarea:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@keyframes shimmer {
  0% { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}

.loading {
  background: linear-gradient(
    90deg,
    rgba(26, 26, 36, 0.6) 0%,
    rgba(139, 92, 246, 0.1) 50%,
    rgba(26, 26, 36, 0.6) 100%
  );
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

/* =====================================================
   v6 UPDATE — Professional Additions
   ===================================================== */

/* Professional button with SVG icon support */
.btn svg {
  flex-shrink: 0;
  pointer-events: none;
}

/* Settings page logout zone */
.logout-zone {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.btn-logout {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  background: rgba(239, 68, 68, 0.08);
  border: 1.5px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
}

.btn-logout:hover {
  background: rgba(239, 68, 68, 0.18);
  border-color: #ef4444;
  color: #fca5a5;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(239, 68, 68, 0.2);
}

.logout-hint {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 8px;
}

/* Settings section headers with icons */
.settings-section-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.settings-section-header svg {
  color: var(--accent-primary);
  flex-shrink: 0;
}

/* Profile pair layout (2 per row) */
.profile-pair {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}

@media (max-width: 380px) {
  .profile-pair {
    gap: 8px;
  }
  .profile-card {
    padding: 10px 6px;
  }
  .profile-photo-wrap {
    width: 70px;
    height: 70px;
  }
  .profile-name {
    font-size: 0.95rem;
  }
  .profile-meta {
    font-size: 0.78rem;
  }
}

/* Offline profile — no pointer events, muted appearance */
.profile-card.offline {
  opacity: 0.62;
  cursor: not-allowed !important;
  pointer-events: none;
  user-select: none;
}

.profile-card.offline:hover {
  transform: none !important;
  box-shadow: none !important;
  border-color: var(--border) !important;
}

.offline-overlay-msg {
  font-size: 0.72rem;
  color: var(--offline-color);
  text-align: center;
  margin-top: 5px;
  font-style: italic;
}

/* Ad between profile pairs */
.ad-between-profiles {
  max-width: 468px;
  margin: 0 auto 16px;
  overflow: hidden;
}

/* Credit badge SVG icon */
.credit-badge svg {
  color: var(--accent-secondary);
}

/* Chat page offline input state */
.chat-offline-msg {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--offline-color);
  font-size: 0.9rem;
  font-weight: 600;
  background: rgba(100, 116, 139, 0.1);
  border: 1px solid rgba(100, 116, 139, 0.2);
  border-radius: var(--radius-md);
  padding: 12px 20px;
}

/* Modal icon using SVG instead of emoji */
.modal-icon svg {
  display: block;
  margin: 0 auto;
  filter: drop-shadow(0 4px 12px rgba(139, 92, 246, 0.3));
}

/* Keyframes */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}