/**
 * MOCBT ELEARNING - Design System
 * Professional, eye-catching design with animations and icons.
 */

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

:root {
  /* Brand */
  --mocbt-navy: #0f172a;
  --mocbt-navy-light: #1e293b;
  --mocbt-navy-soft: #334155;
  --mocbt-slate: #475569;
  --mocbt-slate-light: #64748b;
  --mocbt-slate-50: #f8fafc;
  --mocbt-white: #ffffff;
  --mocbt-accent: #2563eb;
  --mocbt-accent-hover: #1d4ed8;
  --mocbt-accent-light: #3b82f6;
  --mocbt-success: #10b981;
  --mocbt-warning: #f59e0b;
  --mocbt-danger: #ef4444;
  --mocbt-info: #0ea5e9;
  /* Gradients */
  --mocbt-gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
  --mocbt-gradient-card: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
  --mocbt-gradient-accent: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
  --mocbt-gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);
  /* Shadows */
  --mocbt-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --mocbt-shadow: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --mocbt-shadow-md: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.05);
  --mocbt-shadow-lg: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
  --mocbt-shadow-glow: 0 0 40px rgba(37, 99, 235, 0.15);
  /* Radius */
  --mocbt-radius: 12px;
  --mocbt-radius-lg: 16px;
  --mocbt-radius-xl: 24px;
  /* Transitions */
  --mocbt-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --mocbt-transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  background: var(--mocbt-slate-50);
  color: var(--mocbt-navy);
  -webkit-font-smoothing: antialiased;
  max-width: 100vw;
  overflow-x: hidden;
}

/* Animations */
@keyframes mocbt-fade-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes mocbt-fade-in-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes mocbt-scale-in {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes mocbt-slide-in-right {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes mocbt-pulse-soft {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.85; }
}

@keyframes mocbt-shine {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes mocbt-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes mocbt-progress-fill {
  from { width: 0; }
}

.mocbt-animate-fade-in { animation: mocbt-fade-in 0.5s ease-out forwards; }
.mocbt-animate-fade-in-up { animation: mocbt-fade-in-up 0.5s ease-out forwards; }
.mocbt-animate-scale-in { animation: mocbt-scale-in 0.4s ease-out forwards; }
.mocbt-animate-delay-1 { animation-delay: 0.1s; }
.mocbt-animate-delay-2 { animation-delay: 0.2s; }
.mocbt-animate-delay-3 { animation-delay: 0.3s; }
.mocbt-animate-delay-4 { animation-delay: 0.4s; }

/* Cards */
.mocbt-card {
  background: var(--mocbt-gradient-card);
  border-radius: var(--mocbt-radius-lg);
  box-shadow: var(--mocbt-shadow);
  border: 1px solid rgba(15, 23, 42, 0.06);
  transition: transform var(--mocbt-transition), box-shadow var(--mocbt-transition);
}
.mocbt-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--mocbt-shadow-md);
}

.mocbt-card-elevated {
  box-shadow: var(--mocbt-shadow-lg);
  border: none;
}

/* Buttons */
.mocbt-btn-primary {
  background: var(--mocbt-gradient-accent);
  color: white;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--mocbt-radius);
  border: none;
  cursor: pointer;
  transition: transform var(--mocbt-transition), box-shadow var(--mocbt-transition), opacity 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.mocbt-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.35);
  opacity: 0.95;
}
.mocbt-btn-primary:active { transform: translateY(0); }

.mocbt-btn-secondary {
  background: white;
  color: var(--mocbt-navy);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--mocbt-radius);
  border: 2px solid var(--mocbt-navy-soft);
  cursor: pointer;
  transition: all var(--mocbt-transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.mocbt-btn-secondary:hover {
  background: var(--mocbt-navy);
  color: white;
  border-color: var(--mocbt-navy);
  transform: translateY(-1px);
}

.mocbt-btn-ghost {
  background: transparent;
  color: var(--mocbt-slate);
  padding: 0.5rem 1rem;
  border-radius: var(--mocbt-radius);
  transition: background 0.2s, color 0.2s;
}
.mocbt-btn-ghost:hover { background: rgba(15, 23, 42, 0.06); color: var(--mocbt-navy); }

/* Inputs */
.mocbt-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid #e2e8f0;
  border-radius: var(--mocbt-radius);
  font-size: 1rem;
  transition: border-color var(--mocbt-transition), box-shadow var(--mocbt-transition);
}
.mocbt-input:focus {
  outline: none;
  border-color: var(--mocbt-accent);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
}

/* Badges */
.mocbt-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.mocbt-badge-success { background: #d1fae5; color: #065f46; }
.mocbt-badge-warning { background: #fef3c7; color: #92400e; }
.mocbt-badge-danger { background: #fee2e2; color: #991b1b; }
.mocbt-badge-info { background: #dbeafe; color: #1e40af; }
.mocbt-badge-slate { background: #f1f5f9; color: #475569; }

/* Sidebar */
.mocbt-sidebar {
  background: var(--mocbt-gradient-hero);
  box-shadow: var(--mocbt-shadow-lg);
}
.mocbt-sidebar a {
  transition: all var(--mocbt-transition);
}
.mocbt-sidebar a:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(4px);
}

/* Hero section */
.mocbt-hero {
  background: var(--mocbt-gradient-hero);
  position: relative;
  overflow: hidden;
}
.mocbt-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 150%;
  background: radial-gradient(ellipse, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.mocbt-hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 40%;
  height: 80%;
  background: radial-gradient(ellipse, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

/* Stat cards with icon */
.mocbt-stat-card {
  background: white;
  border-radius: var(--mocbt-radius-lg);
  padding: 1.25rem;
  box-shadow: var(--mocbt-shadow);
  border: 1px solid rgba(15, 23, 42, 0.06);
  transition: transform var(--mocbt-transition), box-shadow var(--mocbt-transition);
  overflow: hidden;
}
.mocbt-stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--mocbt-shadow-md);
}
.mocbt-stat-card .mocbt-stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--mocbt-radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Progress ring / bar */
.mocbt-progress-bar {
  height: 8px;
  background: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
}
.mocbt-progress-bar-fill {
  height: 100%;
  border-radius: 9999px;
  background: var(--mocbt-gradient-accent);
  transition: width 0.6s ease-out;
  animation: mocbt-progress-fill 0.6s ease-out;
}

/* Alerts */
.mocbt-alert {
  padding: 1rem 1.25rem;
  border-radius: var(--mocbt-radius);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  animation: mocbt-fade-in 0.3s ease-out;
}
.mocbt-alert-success { background: #d1fae5; border: 1px solid #a7f3d0; color: #065f46; }
.mocbt-alert-error { background: #fee2e2; border: 1px solid #fecaca; color: #991b1b; }
.mocbt-alert-warning { background: #fef3c7; border: 1px solid #fde68a; color: #92400e; }
.mocbt-alert-info { background: #dbeafe; border: 1px solid #93c5fd; color: #1e40af; }

/* Mobile slide-out drawer + overlay */
.mocbt-mobile-overlay {
  transition: opacity 0.25s ease;
}
.mocbt-mobile-drawer {
  transform: translateX(-100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  -webkit-overflow-scrolling: touch;
  display: flex;
  flex-direction: column;
}
.mocbt-mobile-drawer.open {
  transform: translateX(0);
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.25);
}
@media (max-width: 767px) {
  .mocbt-mobile-drawer a {
    min-height: 48px;
    display: flex;
    align-items: center;
  }
}
/* Hamburger button - high contrast on mobile */
.mocbt-hamburger-btn {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.mocbt-hamburger-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.25) !important;
}

/* Password show/hide wrap */
.mocbt-password-wrap {
  position: relative;
  display: block;
  width: 100%;
}
.mocbt-password-wrap input {
  padding-right: 2.75rem;
  width: 100%;
}
.mocbt-password-wrap .mocbt-password-toggle {
  outline: none;
}

/* Disabled ticket reply (closed) */
.mocbt-ticket-reply-disabled textarea,
.mocbt-ticket-reply-disabled button[type="submit"] {
  opacity: 0.6;
  pointer-events: none;
}

/* Responsive: touch-friendly buttons and spacing on small screens */
@media (max-width: 768px) {
  .mocbt-btn-primary, .mocbt-btn-secondary {
    min-height: 44px;
    padding: 0.75rem 1.25rem;
  }
  main {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }
}

/* Mobile-first: fit all screens, prevent web-view zoomed look */
@media (max-width: 767px) {
  html {
    font-size: 16px;
  }
  body {
    min-width: 0;
    width: 100%;
  }
  input[type="text"],
  input[type="email"],
  input[type="password"],
  input[type="number"],
  input[type="search"],
  select,
  textarea {
    font-size: 16px !important;
    min-height: 44px;
  }
  textarea {
    min-height: 88px;
  }
  .mocbt-sidebar {
    display: none !important;
  }
  main {
    margin-left: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    padding-top: 3.5rem;
  }
  .mocbt-mobile-drawer.open {
    display: flex !important;
  }
  table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .mocbt-card {
    max-width: 100%;
  }
}

/* Auto-detect mobile: ensure hamburger is visible on small screens */
@media (max-width: 767px) {
  [id="mocbt-menu-toggle"] {
    display: flex !important;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
  }
}

/* Course card */
.mocbt-course-card {
  background: white;
  border-radius: var(--mocbt-radius-lg);
  overflow: hidden;
  box-shadow: var(--mocbt-shadow);
  border: 1px solid rgba(15, 23, 42, 0.06);
  transition: all var(--mocbt-transition);
}
.mocbt-course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--mocbt-shadow-lg);
  border-color: rgba(37, 99, 235, 0.2);
}

/* Stagger children */
.mocbt-stagger > * { opacity: 0; animation: mocbt-fade-in-up 0.5s ease-out forwards; }
.mocbt-stagger > *:nth-child(1) { animation-delay: 0.05s; }
.mocbt-stagger > *:nth-child(2) { animation-delay: 0.1s; }
.mocbt-stagger > *:nth-child(3) { animation-delay: 0.15s; }
.mocbt-stagger > *:nth-child(4) { animation-delay: 0.2s; }
.mocbt-stagger > *:nth-child(5) { animation-delay: 0.25s; }
.mocbt-stagger > *:nth-child(6) { animation-delay: 0.3s; }
.mocbt-stagger > *:nth-child(7) { animation-delay: 0.35s; }
.mocbt-stagger > *:nth-child(8) { animation-delay: 0.4s; }
.mocbt-stagger > *:nth-child(9) { animation-delay: 0.45s; }