/* ============================================================
   LMS SAAS - Master Theme (Premium Edition)
   Modern Dark SaaS Dashboard with Advanced Glassmorphism
   ============================================================ */

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

:root {
  /* Core Palette (HSL for better harmony) */
  --h-primary: 230;
  --s-primary: 20%;

  --bg-dark: hsl(var(--h-primary), var(--s-primary), 4%);
  --bg-sidebar: hsl(var(--h-primary), var(--s-primary), 6%);
  --bg-surface: hsl(var(--h-primary), var(--s-primary), 8%);

  --bg-card: hsla(0, 0%, 100%, 0.03);
  --bg-card-hover: hsla(0, 0%, 100%, 0.06);
  --border: hsla(0, 0%, 100%, 0.08);
  --border-glow: hsla(var(--h-primary), 100%, 70%, 0.15);

  /* Accents */
  --accent: hsl(250, 80%, 65%);
  --accent-glow: hsla(250, 80%, 65%, 0.3);
  --accent2: hsl(190, 90%, 50%);
  --accent-green: hsl(150, 70%, 50%);
  --accent-red: hsl(0, 80%, 60%);
  --accent-yellow: hsl(40, 90%, 60%);
  --accent-orange: hsl(20, 90%, 60%);

  /* Text colors */
  --text-main: hsl(var(--h-primary), 20%, 95%);
  --text-dim: hsl(var(--h-primary), 15%, 70%);
  --text-muted: hsl(var(--h-primary), 10%, 45%);

  /* Layout */
  --sidebar-width: 280px;
  --topbar-height: 72px;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 24px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 24px hsla(250, 80%, 65%, 0.15);

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(at 0% 0%, hsla(250, 80%, 65%, 0.05) 0px, transparent 50%),
    radial-gradient(at 100% 0%, hsla(190, 90%, 50%, 0.05) 0px, transparent 50%);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* ── Custom Scrollbar ─────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ── Layout ─────────────────────────────────────── */
.app-layout {
  display: flex;
}

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  transition: var(--transition);
}

.content-area {
  padding: 24px 32px;
}

/* ── Sidebar ────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  z-index: 1000;
  box-shadow: 20px 0 60px rgba(0, 0, 0, 0.2);
}

.sidebar-brand {
  height: var(--topbar-height);
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border);
}

.brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 20px;
  color: white;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.brand-text .name {
  font-weight: 800;
  font-size: 18px;
  background: linear-gradient(to right, #fff, var(--text-dim));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text .badge {
  font-size: 9px;
  font-weight: 800;
  background: hsla(250, 80%, 65%, 0.1);
  color: var(--accent);
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.sidebar-nav {
  padding: 24px 12px;
  flex: 1;
  overflow-y: auto;
}

.nav-section-label {
  padding: 0 16px 8px;
  font-size: 11px;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-dim);
  text-decoration: none;
  border-radius: 12px;
  font-weight: 600;
  margin-bottom: 4px;
  transition: var(--transition);
}

.nav-item:hover {
  background: var(--bg-card);
  color: #fff;
  transform: translateX(4px);
}

.nav-item.active {
  background: linear-gradient(to right, hsla(250, 80%, 65%, 0.15), transparent);
  color: var(--accent);
}

.nav-item i {
  font-size: 18px;
  opacity: 0.7;
}

.nav-item.active i {
  opacity: 1;
}

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

.admin-card {
  padding: 12px;
  background: var(--bg-card);
  border-radius: 16px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.admin-avatar {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: grid;
  place-items: center;
  font-weight: 800;
  color: white;
}

/* ── Topbar ──────────────────────────────────────── */
.topbar {
  height: 64px;
  background: hsla(var(--h-primary), var(--s-primary), 4%, 0.7);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 500;
}

.topbar-title {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
}

.topbar-sub {
  font-size: 12px;
  color: var(--text-dim);
}

/* ── Glass Components ────────────────────────────── */
.glass-card {
  background: hsla(var(--h-primary), var(--s-primary), 8%, 0.4);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, hsla(0, 0%, 100%, 0.1), transparent);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ── Stat Cards ──────────────────────────────────── */
.stat-card {
  padding: 18px 20px;
  position: relative;
  overflow: hidden;
  height: 100%;
}

.stat-card::after {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.1;
  pointer-events: none;
}

.stat-card.purple::after {
  background: var(--accent);
}

.stat-card.cyan::after {
  background: var(--accent2);
}

.stat-card.green::after {
  background: var(--accent-green);
}

.stat-card.red::after {
  background: var(--accent-red);
}

.stat-card.yellow::after {
  background: var(--accent-yellow);
}

.stat-card.orange::after {
  background: var(--accent-orange);
}

.stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-size: 16px;
  margin-bottom: 12px;
  transition: var(--transition);
}

.stat-card:hover .stat-icon {
  transform: scale(1.1) rotate(-5deg);
}

.stat-icon.purple {
  background: hsla(250, 80%, 65%, 0.15);
  color: var(--accent);
}

.stat-icon.cyan {
  background: hsla(190, 80%, 50%, 0.15);
  color: var(--accent2);
}

.stat-icon.green {
  background: hsla(150, 70%, 50%, 0.15);
  color: var(--accent-green);
}

.stat-icon.red {
  background: hsla(0, 80%, 60%, 0.15);
  color: var(--accent-red);
}

.stat-icon.yellow {
  background: hsla(40, 90%, 60%, 0.15);
  color: var(--accent-yellow);
}

.stat-icon.orange {
  background: hsla(20, 90%, 60%, 0.15);
  color: var(--accent-orange);
}

.stat-value {
  font-size: 24px;
  font-weight: 800;
  font-family: 'Outfit';
  color: #fff;
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
}

/* ── Buttons ─────────────────────────────────────── */
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 12px;
  font-weight: 700;
  font-family: 'Outfit';
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--accent-glow);
  filter: brightness(1.1);
}

.btn-ghost:hover {
  background: hsla(0, 0%, 100%, 0.1);
  border-color: var(--text-muted);
}

.btn-warning {
  background: hsla(40, 90%, 60%, 0.1);
  color: var(--accent-yellow);
  border: 1px solid hsla(40, 90%, 60%, 0.2);
  padding: 8px 16px;
  border-radius: 10px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-warning:hover {
  background: hsla(40, 90%, 60%, 0.2);
  transform: translateY(-2px);
}

.btn-danger {
  background: hsla(0, 80%, 60%, 0.1);
  color: var(--accent-red);
  border: 1px solid hsla(0, 80%, 60%, 0.2);
  padding: 8px 16px;
  border-radius: 10px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-danger:hover {
  background: hsla(0, 80%, 60%, 0.2);
  transform: translateY(-2px);
}

.btn-success {
  background: hsla(150, 70%, 50%, 0.1);
  color: var(--accent-green);
  border: 1px solid hsla(150, 70%, 50%, 0.2);
  padding: 8px 16px;
  border-radius: 10px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.btn-success:hover {
  background: hsla(150, 70%, 50%, 0.2);
  transform: translateY(-2px);
}

/* ── Tables ─────────────────────────────────────── */
.data-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.data-table thead th {
  background: hsla(var(--h-primary), var(--s-primary), 12%, 0.5);
  padding: 16px 20px;
  font-size: 11px;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

.data-table tbody td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
  font-weight: 500;
  transition: var(--transition);
}

.data-table tbody tr:hover td {
  background: hsla(0, 0%, 100%, 0.02);
  color: #fff;
}

/* ── Badges ─────────────────────────────────────── */
.badge {
  padding: 6px 12px;
  border-radius: 30px;
  font-size: 11px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-active {
  background: hsla(150, 70%, 50%, 0.1);
  color: var(--accent-green);
  border: 1px solid hsla(150, 70%, 50%, 0.2);
}

.badge-suspended {
  background: hsla(40, 90%, 60%, 0.1);
  color: var(--accent-yellow);
  border: 1px solid hsla(40, 90%, 60%, 0.2);
}

.badge-expired {
  background: hsla(0, 80%, 60%, 0.1);
  color: var(--accent-red);
  border: 1px solid hsla(0, 80%, 60%, 0.2);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  box-shadow: 0 0 8px currentColor;
}

/* ── Form Controls ─────────────────────────────── */
.form-section {
  padding: 32px;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.form-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}

.form-control {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  color: #fff;
  font-family: inherit;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-glow);
}

/* ── Utility ────────────────────────────────────── */
.text-gradient {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.glass-panel {
  background: hsla(0, 0%, 100%, 0.03);
  backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

/* ── Responsive ─────────────────────────────────── */
@media (max-width: 992px) {
  :root {
    --sidebar-width: 0px;
  }

  .sidebar {
    transform: translateX(-100%);
    width: 280px;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .content-area {
    padding: 24px 20px;
  }

  .topbar {
    padding: 0 20px;
  }
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fadeIn {
  animation: fadeIn 0.5s ease forwards;
}

.section-gap {
  margin-top: 40px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}

/* ── Premium Login Overhaul ────────────────────── */
.login-premium-container {
  min-height: 100vh;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
  background-color: var(--bg-dark);
  padding: 20px;
}

.login-mesh-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  background-image:
    radial-gradient(circle at 20% 20%, hsla(250, 80%, 65%, 0.1) 0%, transparent 40%),
    radial-gradient(circle at 80% 80%, hsla(190, 90%, 50%, 0.1) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, hsla(230, 20%, 6%, 1) 0%, transparent 100%);
  animation: meshDrift 20s ease-in-out infinite alternate;
}

@keyframes meshDrift {
  0% {
    transform: scale(1) rotate(0deg);
  }

  100% {
    transform: scale(1.1) rotate(2deg);
  }
}

.glass-login-card {
  width: 100%;
  max-width: 440px;
  background: hsla(230, 20%, 10%, 0.4);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border: 1px solid hsla(0, 0%, 100%, 0.1);
  border-radius: 32px;
  padding: 48px;
  position: relative;
  z-index: 10;
  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.5),
    inset 0 0 0 1px hsla(0, 0%, 100%, 0.05);
  animation: cardEntrance 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

@keyframes cardEntrance {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.input-premium-group {
  margin-bottom: 24px;
}

.input-premium-wrapper {
  position: relative;
  transition: var(--transition);
}

.input-premium {
  width: 100%;
  background: hsla(0, 0%, 0%, 0.3);
  border: 1px solid hsla(0, 0%, 100%, 0.06);
  border-radius: 16px;
  padding: 16px 16px 16px 48px;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  transition: var(--transition);
}

.input-premium:focus {
  background: hsla(0, 0%, 0%, 0.5);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px hsla(250, 80%, 65%, 0.15);
  outline: none;
}

.input-icon-premium {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 18px;
  transition: var(--transition);
  pointer-events: none;
}

.input-premium:focus+.input-icon-premium {
  color: var(--accent);
}

.btn-premium-login {
  height: 56px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  border: none;
  border-radius: 16px;
  font-size: 16px;
  font-weight: 800;
  font-family: 'Outfit';
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 8px 30px hsla(250, 80%, 65%, 0.3);
  margin-top: 12px;
}

.btn-premium-login:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px hsla(250, 80%, 65%, 0.4);
  filter: brightness(1.1);
}

.btn-premium-login:active {
  transform: translateY(0);
}

.premium-logo-glow {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 20px;
  display: grid;
  place-items: center;
  font-size: 32px;
  font-weight: 900;
  color: #fff;
  margin: 0 auto 24px;
  box-shadow: 0 0 30px hsla(250, 80%, 65%, 0.4);
  position: relative;
}

.premium-logo-glow::after {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 22px;
  z-index: -1;
  filter: blur(10px);
  opacity: 0.5;
}

.premium-tagline {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 8px;
  display: block;
  text-align: center;
}

.premium-title {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  text-align: center;
  margin-bottom: 32px;
  font-family: 'Outfit';
}