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

:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-tertiary: #1e2640;
  --bg-card: rgba(255,255,255,0.05);
  --card-border: rgba(255,255,255,0.08);
  --card-hover-border: rgba(108,99,255,0.3);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #6c63ff;
  --accent-light: #8b83ff;
  --accent-end: #00d4ff;
  --accent-gradient: linear-gradient(135deg, #6c63ff, #00d4ff);
  --success: #00e676;
  --success-bg: rgba(0,230,118,0.1);
  --warning: #ffc107;
  --warning-bg: rgba(255,193,7,0.1);
  --danger: #ff5252;
  --danger-bg: rgba(255,82,82,0.1);
  --radius-xl: 20px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;
  --shadow: 0 8px 32px rgba(0,0,0,0.3);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.4);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection {
  background-color: var(--accent);
  color: #fff;
}

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

a {
  color: var(--accent-light);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--accent-end);
}

.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 40px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 40px; }

.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-center { display: flex; justify-content: center; align-items: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }
.gap-4 { gap: 32px; }
.w-full { width: 100%; }
.hidden { display: none !important; }

/* Landing Page */
.landing-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 70px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 40px;
  background: rgba(10, 14, 26, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--card-border);
  z-index: 100;
}

.logo {
  font-size: 24px;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
}

.hero {
  min-height: 100vh;
  padding: 140px 20px 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  background: radial-gradient(circle at 50% 30%, rgba(108, 99, 255, 0.15), transparent 60%);
}

.hero-title {
  font-size: 56px;
  font-weight: 900;
  max-width: 800px;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 20px;
  color: var(--text-secondary);
  max-width: 650px;
  margin-bottom: 40px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
}

.stats-banner {
  display: flex;
  justify-content: space-around;
  padding: 40px 20px;
  background: var(--bg-secondary);
  border-y: 1px solid var(--card-border);
  margin-bottom: 80px;
}

.stat-item {
  text-align: center;
}

.stat-item-val {
  font-size: 36px;
  font-weight: 800;
  color: var(--accent-end);
}

.stat-item-lbl {
  color: var(--text-muted);
  font-size: 14px;
  text-transform: uppercase;
}

.features-section, .how-it-works {
  max-width: 1200px;
  margin: 0 auto 100px;
  padding: 0 20px;
}

.section-title {
  font-size: 36px;
  text-align: center;
  margin-bottom: 48px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.feature-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 40px;
  margin-bottom: 16px;
}

/* App Layout */
.app-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 90;
  transition: var(--transition);
}

.sidebar.admin-sidebar {
  border-right-color: rgba(255, 107, 107, 0.3);
}

.sidebar-header {
  height: 70px;
  display: flex;
  align-items: center;
  padding: 0 24px;
  border-bottom: 1px solid var(--card-border);
}

.sidebar-logo {
  font-size: 20px;
  font-weight: 800;
}

.sidebar-nav {
  padding: 24px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-grow: 1;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 500;
  transition: var(--transition);
}

.sidebar-link:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text-primary);
}

.sidebar-link.active {
  background: var(--accent-gradient);
  color: #fff;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--card-border);
}

.sidebar-user {
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--card-border);
}

.sidebar-user-name { font-weight: 600; }
.sidebar-user-balance { color: var(--success); font-size: 14px; font-weight: 700; }

.main-content {
  flex-grow: 1;
  margin-left: 260px;
  min-height: 100vh;
}

.top-bar {
  height: 70px;
  background: rgba(10, 14, 26, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 80;
}

.content-wrapper {
  padding: 32px;
  max-width: 1400px;
  margin: 0 auto;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 24px;
  cursor: pointer;
}

/* Cards & Stats */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 16px;
}

.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.stat-value {
  font-size: 26px;
  font-weight: 800;
}

.stat-label {
  font-size: 12px;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 20px rgba(108, 99, 255, 0.4);
}

.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
}

.btn-success { background: var(--success); color: #000; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-sm { padding: 8px 16px; font-size: 12px; }
.btn-lg { padding: 16px 32px; font-size: 16px; }

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 14px;
  transition: var(--transition);
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  padding-right: 40px;
  cursor: pointer;
}

.form-select option {
  background-color: #111827 !important;
  color: #f1f5f9 !important;
  padding: 12px;
}

select option {
  background-color: #111827 !important;
  color: #f1f5f9 !important;
}

.form-select option:hover,
.form-select option:focus,
.form-select option:checked {
  background-color: #1e2640 !important;
  color: #6c63ff !important;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.2);
}

/* Tables */
.table-container {
  overflow-x: auto;
}

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

.data-table th {
  text-align: left;
  padding: 14px 16px;
  color: var(--text-muted);
  font-size: 12px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--card-border);
}

.data-table td {
  padding: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

/* Badges */
.badge {
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 12px;
  font-weight: 600;
  display: inline-block;
}

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-info { background: rgba(108, 99, 255, 0.1); color: var(--accent-light); }

/* Alerts */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.alert-success { background: var(--success-bg); border-left: 4px solid var(--success); }
.alert-error { background: var(--danger-bg); border-left: 4px solid var(--danger); }

/* Auth Layout */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: radial-gradient(circle at 50% 50%, rgba(108, 99, 255, 0.1), transparent 70%);
}

.auth-card {
  width: 100%;
  max-width: 440px;
  padding: 40px;
}

.auth-logo {
  text-align: center;
  font-size: 28px;
  margin-bottom: 24px;
}

/* Auth Tabs */
.auth-tabs {
  display: flex;
  background: rgba(255, 255, 255, 0.05);
  padding: 4px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  border: 1px solid var(--card-border);
}

.auth-tab-btn {
  flex: 1;
  padding: 10px 16px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

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

.auth-tab-btn.active {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 12px rgba(108, 99, 255, 0.3);
}

.auth-tab-content {
  display: none;
}

.auth-tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

/* AdBlock Overlay */
.adblock-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 26, 0.96);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.adblock-content {
  max-width: 480px;
  padding: 40px;
}

.adblock-icon {
  font-size: 64px;
}

/* Responsive */
@media (max-width: 992px) {
  .sidebar {
    transform: translateX(-100%);
  }
  body.sidebar-open .sidebar {
    transform: translateX(0);
  }
  body.sidebar-open .sidebar-overlay {
    display: block;
  }
  .main-content {
    margin-left: 0;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 36px;
  }
}

/* FAQ Accordion */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.faq-item:hover {
  border-color: var(--card-hover-border);
  box-shadow: 0 6px 24px rgba(108, 99, 255, 0.15);
}

.faq-item.active {
  border-color: var(--accent);
  border-left: 4px solid var(--accent);
  background: rgba(17, 24, 39, 0.95);
}

.faq-question {
  width: 100%;
  padding: 22px 24px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 700;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--accent-light);
}

.faq-arrow {
  font-size: 14px;
  font-weight: 800;
  transition: transform 0.3s ease;
  color: var(--accent);
  background: rgba(108, 99, 255, 0.1);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.faq-item.active .faq-arrow {
  transform: rotate(180deg);
  background: var(--accent-gradient);
  color: #fff;
}

.faq-answer {
  display: none;
  padding: 0 24px 22px 24px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 4px;
}

.faq-item.active .faq-answer {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Sidebar Submenu */
.sidebar-submenu {
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 4px;
  margin-bottom: 8px;
}

.sidebar-submenu .sidebar-link {
  font-size: 13px;
  padding: 8px 12px;
  border-radius: var(--radius-xs);
  color: var(--text-muted);
}

.sidebar-submenu .sidebar-link:hover,
.sidebar-submenu .sidebar-link.active {
  color: var(--accent-light);
  background: rgba(108, 99, 255, 0.1);
}

/* Live Video Counter UI */
.live-reward-badge {
  font-size: 18px;
  font-weight: 800;
  color: var(--success);
  background: rgba(0, 230, 118, 0.1);
  border: 1px solid rgba(0, 230, 118, 0.3);
  padding: 10px 20px;
  border-radius: 30px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  animation: pulseGlow 1.5s infinite alternate;
}

@keyframes pulseGlow {
  from { box-shadow: 0 0 10px rgba(0, 230, 118, 0.2); }
  to { box-shadow: 0 0 20px rgba(0, 230, 118, 0.5); }
}

/* Sidebar Group Title */
.sidebar-group-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  padding: 12px 16px 4px 16px;
  margin-top: 8px;
}

/* Notice Banner with Close Button */
.notice-banner {
  background: linear-gradient(135deg, rgba(108, 99, 255, 0.15), rgba(0, 212, 255, 0.1));
  border: 1px solid rgba(108, 99, 255, 0.3);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  backdrop-filter: blur(10px);
  position: relative;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.notice-content {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
}

.notice-icon {
  font-size: 22px;
  background: rgba(108, 99, 255, 0.2);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.notice-close {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 22px;
  font-weight: 700;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-xs);
  transition: var(--transition);
  line-height: 1;
}

.notice-close:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}