/* ============================================================
   INFLUENCER BOOSTERX — MAIN CSS
   Design System: Tokens, Layout, Typography, Utilities
   ============================================================ */

/* --- Custom Properties (Design Tokens) --- */
:root {
  --bg-base: #080810;
  --bg-surface: #0f0f1a;
  --bg-card: rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.07);
  --bg-glass: rgba(255,255,255,0.05);
  --bg-glass-strong: rgba(255,255,255,0.09);

  --border-subtle: rgba(255,255,255,0.06);
  --border-medium: rgba(255,255,255,0.12);
  --border-strong: rgba(255,255,255,0.2);

  --purple-400: #c084fc;
  --purple-500: #a855f7;
  --purple-600: #9333ea;
  --violet-500: #8b5cf6;
  --cyan-400: #22d3ee;
  --cyan-500: #06b6d4;
  --pink-400: #f472b6;
  --pink-500: #ec4899;
  --emerald-400: #34d399;
  --emerald-500: #10b981;
  --amber-400: #fbbf24;
  --amber-500: #f59e0b;
  --rose-400: #fb7185;
  --rose-500: #f43f5e;

  --grad-primary: linear-gradient(135deg, #a855f7 0%, #06b6d4 100%);
  --grad-pink: linear-gradient(135deg, #ec4899 0%, #a855f7 100%);
  --grad-emerald: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  --grad-warm: linear-gradient(135deg, #f59e0b 0%, #f43f5e 100%);

  --text-primary: rgba(255,255,255,0.95);
  --text-secondary: rgba(255,255,255,0.6);
  --text-muted: rgba(255,255,255,0.35);
  --text-disabled: rgba(255,255,255,0.2);

  --sidebar-width: 260px;
  --sidebar-width-collapsed: 72px;
  --topbar-height: 68px;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
  --shadow-glow-purple: 0 0 40px rgba(168,85,247,0.25);
  --shadow-glow-cyan: 0 0 40px rgba(6,182,212,0.2);
  --shadow-glow-pink: 0 0 40px rgba(236,72,153,0.2);

  --transition-fast: 150ms cubic-bezier(0.4,0,0.2,1);
  --transition-base: 250ms cubic-bezier(0.4,0,0.2,1);
  --transition-slow: 400ms cubic-bezier(0.4,0,0.2,1);
  --transition-spring: 350ms cubic-bezier(0.34,1.56,0.64,1);

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
}

/* Light theme */
body.light-theme {
  --bg-base: #f0f0f8;
  --bg-surface: #ffffff;
  --bg-card: rgba(0,0,0,0.03);
  --bg-card-hover: rgba(0,0,0,0.06);
  --bg-glass: rgba(255,255,255,0.7);
  --bg-glass-strong: rgba(255,255,255,0.9);
  --border-subtle: rgba(0,0,0,0.06);
  --border-medium: rgba(0,0,0,0.1);
  --border-strong: rgba(0,0,0,0.18);
  --text-primary: rgba(0,0,0,0.92);
  --text-secondary: rgba(0,0,0,0.55);
  --text-muted: rgba(0,0,0,0.35);
  --text-disabled: rgba(0,0,0,0.2);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.12);
}

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

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

body {
  font-family: var(--font-sans);
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background var(--transition-slow), color var(--transition-slow);
}

a { text-decoration: none; color: inherit; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }
img { max-width: 100%; display: block; }
svg { display: block; }

/* --- Ambient Background --- */
.ambient-bg {
  position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden;
}
.ambient-orb {
  position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.12;
  animation: orbFloat 20s ease-in-out infinite;
}
.orb-1 { width: 600px; height: 600px; background: var(--purple-500); top: -20%; left: -10%; animation-delay: 0s; }
.orb-2 { width: 400px; height: 400px; background: var(--cyan-500); bottom: -10%; right: -5%; animation-delay: -7s; }
.orb-3 { width: 300px; height: 300px; background: var(--pink-500); top: 50%; left: 40%; animation-delay: -14s; }

/* --- App Shell Layout --- */
.app-shell {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* --- Sidebar --- */
.sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background: var(--bg-glass);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0; top: 0; bottom: 0;
  z-index: 100;
  transition: width var(--transition-base), transform var(--transition-base);
  overflow: hidden;
}

.sidebar.collapsed { width: var(--sidebar-width-collapsed); }

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 16px;
  border-bottom: 1px solid var(--border-subtle);
  min-height: 72px;
}

.logo { display: flex; align-items: center; gap: 12px; overflow: hidden; }
.logo-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, rgba(168,85,247,0.2), rgba(6,182,212,0.2));
  border: 1px solid rgba(168,85,247,0.3);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 20px rgba(168,85,247,0.2);
}
.logo-text { overflow: hidden; }
.logo-title {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 700;
  background: var(--grad-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  white-space: nowrap;
}
.logo-sub { display: block; font-size: 0.68rem; color: var(--text-muted); white-space: nowrap; margin-top: 1px; }

.sidebar-toggle {
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}
.sidebar-toggle:hover { background: var(--bg-card-hover); color: var(--text-primary); }

/* --- Nav --- */
.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: var(--border-medium); border-radius: 999px; }

.nav-section-label {
  font-size: 0.65rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--text-muted);
  padding: 8px 10px 4px;
  white-space: nowrap; overflow: hidden;
  transition: opacity var(--transition-base);
}
.sidebar.collapsed .nav-section-label { opacity: 0; }

.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 10px; border-radius: var(--radius-md);
  color: var(--text-secondary); font-size: 0.875rem; font-weight: 500;
  position: relative; overflow: hidden; white-space: nowrap;
  transition: all var(--transition-fast);
  cursor: pointer;
}
.nav-item:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  transform: translateX(2px);
}
.nav-item.active {
  background: linear-gradient(135deg, rgba(168,85,247,0.15), rgba(6,182,212,0.1));
  color: var(--text-primary);
  border: 1px solid rgba(168,85,247,0.2);
  box-shadow: 0 0 20px rgba(168,85,247,0.1);
}
.nav-item.active::before {
  content: '';
  position: absolute; left: 0; top: 15%; bottom: 15%;
  width: 3px; border-radius: 0 3px 3px 0;
  background: var(--grad-primary);
}
.nav-icon {
  width: 20px; height: 20px; flex-shrink: 0;
  stroke: currentColor;
  transition: color var(--transition-fast);
}
.nav-label { flex: 1; transition: opacity var(--transition-base); }
.sidebar.collapsed .nav-label { opacity: 0; pointer-events: none; }
.nav-badge {
  font-size: 0.65rem; font-weight: 700;
  background: var(--bg-card-hover); color: var(--text-muted);
  padding: 2px 6px; border-radius: var(--radius-full);
  transition: opacity var(--transition-base);
}
.nav-badge.new { background: var(--purple-600); color: white; }
.nav-badge:empty { display: none; }
.sidebar.collapsed .nav-badge { opacity: 0; }

/* --- Sidebar Footer --- */
.sidebar-footer {
  padding: 16px 12px;
  border-top: 1px solid var(--border-subtle);
}
.user-profile-mini {
  display: flex; align-items: center; gap: 10px;
  padding: 10px; border-radius: var(--radius-md);
  cursor: pointer; overflow: hidden;
  transition: background var(--transition-fast);
}
.user-profile-mini:hover { background: var(--bg-card-hover); }
.user-avatar {
  width: 36px; height: 36px; border-radius: var(--radius-full);
  background: var(--grad-primary); color: white;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.875rem;
  flex-shrink: 0; position: relative;
}
.user-info { flex: 1; overflow: hidden; }
.user-name { display: block; font-size: 0.8rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-tier { display: block; font-size: 0.65rem; color: var(--purple-400); font-weight: 500; }
.online-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--emerald-400);
  box-shadow: 0 0 8px var(--emerald-400);
  flex-shrink: 0;
}
.sidebar.collapsed .user-info,
.sidebar.collapsed .online-dot { opacity: 0; }

/* --- Main Content --- */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex; flex-direction: column;
  transition: margin-left var(--transition-base);
  max-width: calc(100vw - var(--sidebar-width));
}
.main-content.expanded { margin-left: var(--sidebar-width-collapsed); max-width: calc(100vw - var(--sidebar-width-collapsed)); }

/* --- Top Bar --- */
.topbar {
  height: var(--topbar-height);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 28px;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky; top: 0; z-index: 50;
}
.topbar-left { display: flex; align-items: center; gap: 16px; }
.mobile-menu-btn {
  display: none;
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  color: var(--text-secondary); align-items: center; justify-content: center;
  transition: all var(--transition-fast);
}
.mobile-menu-btn:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.page-breadcrumb { display: flex; align-items: center; gap: 8px; }
.breadcrumb-page {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 700;
  background: var(--grad-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.topbar-right { display: flex; align-items: center; gap: 10px; }
.topbar-date { font-size: 0.8rem; color: var(--text-muted); }
.topbar-btn {
  width: 38px; height: 38px; border-radius: var(--radius-md);
  color: var(--text-secondary); display: flex; align-items: center; justify-content: center;
  background: var(--bg-card); border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast); position: relative;
}
.topbar-btn:hover { background: var(--bg-card-hover); color: var(--text-primary); border-color: var(--border-medium); }
.notif-dot {
  position: absolute; top: 6px; right: 6px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--rose-500); border: 2px solid var(--bg-surface);
  box-shadow: 0 0 8px var(--rose-500);
}
.topbar-avatar {
  width: 38px; height: 38px; border-radius: var(--radius-full);
  background: var(--grad-primary); color: white;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.875rem; cursor: pointer;
  border: 2px solid rgba(168,85,247,0.4);
  box-shadow: 0 0 16px rgba(168,85,247,0.3);
}

/* --- Page Container --- */
.page-container {
  flex: 1;
  padding: 28px;
  overflow-y: auto;
}

/* --- Page Header --- */
.page-header {
  margin-bottom: 28px;
  display: flex; align-items: flex-start; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.page-title {
  font-family: var(--font-display);
  font-size: 1.75rem; font-weight: 700;
  color: var(--text-primary); line-height: 1.2;
}
.page-subtitle { font-size: 0.9rem; color: var(--text-secondary); margin-top: 4px; }

/* --- Grid Layouts --- */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-12 { display: grid; grid-template-columns: 2fr 1fr; gap: 20px; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }

/* --- Stat Card --- */
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 22px;
  position: relative; overflow: hidden;
  transition: all var(--transition-base);
  cursor: default;
}
.stat-card::before {
  content: ''; position: absolute; inset: 0;
  background: var(--grad-primary); opacity: 0;
  transition: opacity var(--transition-base);
}
.stat-card:hover {
  border-color: var(--border-medium);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.stat-card-icon {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px; font-size: 1.3rem;
}
.stat-card-value {
  font-family: var(--font-display); font-size: 1.9rem; font-weight: 800;
  color: var(--text-primary); line-height: 1; margin-bottom: 6px;
}
.stat-card-label { font-size: 0.82rem; color: var(--text-secondary); font-weight: 500; }
.stat-card-trend {
  display: flex; align-items: center; gap: 4px;
  font-size: 0.78rem; font-weight: 600; margin-top: 12px;
}
.stat-card-trend.up { color: var(--emerald-400); }
.stat-card-trend.down { color: var(--rose-400); }
.stat-card-trend svg { width: 14px; height: 14px; }
.stat-card-glow {
  position: absolute; bottom: -20px; right: -20px;
  width: 100px; height: 100px; border-radius: 50%;
  filter: blur(30px); opacity: 0.15;
}

/* --- Content Card --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition-base);
}
.card:hover { border-color: var(--border-medium); }
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}
.card-title { font-weight: 700; font-size: 1rem; }
.card-subtitle { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }

/* --- Scrollbar Global --- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-medium); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-strong); }

/* --- Utility Classes --- */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.w-full { width: 100%; }
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.gradient-text { background: var(--grad-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

/* --- Section Divider --- */
.section-divider { height: 1px; background: var(--border-subtle); margin: 24px 0; }

/* --- Platform Colors --- */
.platform-instagram { --platform-color: #E1306C; --platform-grad: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045); }
.platform-tiktok { --platform-color: #EE1D52; --platform-grad: linear-gradient(135deg, #010101, #EE1D52, #69C9D0); }
.platform-youtube { --platform-color: #FF0000; --platform-grad: linear-gradient(135deg, #FF0000, #CC0000); }
.platform-twitter { --platform-color: #1DA1F2; --platform-grad: linear-gradient(135deg, #1DA1F2, #0077b5); }
.platform-facebook { --platform-color: #1877F2; --platform-grad: linear-gradient(135deg, #1877F2, #0855c4); }
.platform-linkedin { --platform-color: #0A66C2; --platform-grad: linear-gradient(135deg, #0A66C2, #0848a5); }
.platform-pinterest { --platform-color: #E60023; --platform-grad: linear-gradient(135deg, #E60023, #b0001b); }
.platform-snapchat { --platform-color: #FFFC00; --platform-grad: linear-gradient(135deg, #FFFC00, #ffd000); }

/* --- Responsive --- */
@media (max-width: 1200px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.mobile-open { transform: translateX(0); }
  .main-content { margin-left: 0; max-width: 100vw; }
  .main-content.expanded { margin-left: 0; max-width: 100vw; }
  .mobile-menu-btn { display: flex; }
  .topbar-date { display: none; }
  .grid-12 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .page-container { padding: 16px; }
}
@media (max-width: 600px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .page-title { font-size: 1.4rem; }
  .stat-card-value { font-size: 1.5rem; }
}