@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600;1,700&display=swap');

:root {
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', 'Plus Jakarta Sans', sans-serif;
  
  /* Brand Luxury Colors */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;
  --primary-900: #1e3a8a;
  --primary-950: #0a192f;

  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-purple: #8b5cf6;
  --accent-indigo: #6366f1;
  --accent-teal: #14b8a6;

  /* Neutral Slate */
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --slate-950: #020617;

  /* Glassmorphism & Surface */
  --bg-app: #f8fafc;
  --bg-card: #ffffff;
  --bg-sidebar: #ffffff;
  --border-color: rgba(226, 232, 240, 0.85);
  --border-subtle: #f1f5f9;
  --border-glass: rgba(255, 255, 255, 0.15);

  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(16, 24, 40, 0.04);
  --shadow-sm: 0 1px 3px 0 rgba(16, 24, 40, 0.06), 0 1px 2px -1px rgba(16, 24, 40, 0.04);
  --shadow-md: 0 4px 8px -2px rgba(16, 24, 40, 0.06), 0 2px 4px -2px rgba(16, 24, 40, 0.04);
  --shadow-lg: 0 12px 20px -4px rgba(16, 24, 40, 0.06), 0 4px 6px -2px rgba(16, 24, 40, 0.03);
  --shadow-xl: 0 24px 38px -8px rgba(16, 24, 40, 0.08), 0 8px 12px -4px rgba(16, 24, 40, 0.03);
  --shadow-glow: 0 0 25px -5px rgba(37, 99, 235, 0.35);
  --shadow-premium: 0 20px 35px -10px rgba(15, 23, 42, 0.07), 0 6px 12px -4px rgba(15, 23, 42, 0.03);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  background-image: 
    radial-gradient(at 100% 0%, rgba(37, 99, 235, 0.04) 0px, transparent 50%),
    radial-gradient(at 0% 50%, rgba(99, 102, 241, 0.03) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(6, 182, 212, 0.04) 0px, transparent 50%);
  color: var(--slate-800);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--slate-900);
  letter-spacing: -0.02em;
}

a {
  color: var(--primary-600);
  text-decoration: none;
  transition: all var(--transition-fast);
}
a:hover {
  color: var(--primary-700);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

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

/* Sidebar Ultra-Premium */
.app-sidebar {
  width: 270px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 40;
  box-shadow: 2px 0 16px rgba(0, 0, 0, 0.02);
  transition: transform var(--transition-normal);
}

.sidebar-header {
  padding: 24px 22px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 1px solid var(--border-subtle);
}

.sidebar-logo-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #1e3a8a 0%, #0a2540 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 6px 16px rgba(30, 58, 138, 0.3);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.sidebar-logo-icon::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255,255,255,0.2), transparent);
  transform: rotate(45deg);
}

.sidebar-brand-title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 900;
  background: linear-gradient(135deg, #0f172a, #1e3a8a);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
  line-height: 1.1;
}

.sidebar-brand-domain {
  font-size: 11px;
  color: var(--slate-400);
  font-weight: 700;
  letter-spacing: 0.5px;
}

.sidebar-nav-section-title {
  padding: 16px 14px 6px;
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--slate-400);
}

.sidebar-menu {
  flex: 1;
  padding: 16px 14px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border-radius: var(--radius-md);
  color: var(--slate-600);
  font-size: 13.5px;
  font-weight: 600;
  transition: all var(--transition-fast);
  position: relative;
}

.sidebar-nav-item svg {
  width: 19px;
  height: 19px;
  stroke-width: 2;
  color: var(--slate-400);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.sidebar-nav-item:hover {
  background-color: var(--slate-100);
  color: var(--slate-900);
  transform: translateX(3px);
}

.sidebar-nav-item:hover svg {
  color: var(--primary-600);
}

.sidebar-nav-item.active {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 8px 18px -4px rgba(37, 99, 235, 0.45);
}

.sidebar-nav-item.active svg {
  color: #ffffff;
}

.sidebar-footer {
  padding: 18px 16px;
  border-top: 1px solid var(--border-subtle);
}

.sidebar-promo-card {
  background: radial-gradient(circle at top right, rgba(6, 182, 212, 0.25), transparent 120px),
              linear-gradient(135deg, #0a192f 0%, #1e3a8a 100%);
  border-radius: var(--radius-lg);
  padding: 16px;
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(10, 25, 47, 0.15);
}

.sidebar-promo-card h4 {
  font-size: 12px;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.4;
  margin-bottom: 8px;
}

.sidebar-promo-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 800;
  color: var(--accent-cyan);
  text-decoration: none;
}
.sidebar-promo-btn:hover {
  color: #ffffff;
}

/* App Main Container */
.app-main {
  flex: 1;
  margin-left: 270px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Topbar */
.app-topbar {
  height: 74px;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 0 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 30;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
}

.topbar-search {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--slate-100);
  border: 1px solid transparent;
  border-radius: var(--radius-full);
  padding: 9px 20px;
  width: 420px;
  transition: all var(--transition-fast);
}

.topbar-search:focus-within {
  background-color: #ffffff;
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.topbar-search input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 13.5px;
  color: var(--slate-800);
  width: 100%;
}

.topbar-search svg {
  width: 17px;
  height: 17px;
  color: var(--slate-400);
  flex-shrink: 0;
}

.topbar-kbd {
  font-size: 10px;
  font-weight: 700;
  color: var(--slate-400);
  background: #ffffff;
  border: 1px solid var(--slate-200);
  padding: 2px 6px;
  border-radius: 4px;
  box-shadow: var(--shadow-xs);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.notif-bell-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--slate-600);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-xs);
}
.notif-bell-btn:hover {
  background-color: var(--slate-50);
  border-color: var(--slate-300);
  color: var(--primary-600);
  transform: translateY(-1px);
}

.notif-badge {
  position: absolute;
  top: 7px;
  right: 7px;
  width: 8px;
  height: 8px;
  background-color: var(--accent-rose);
  border-radius: var(--radius-full);
  border: 2px solid #ffffff;
}

.user-profile-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 5px 12px 5px 5px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background: #ffffff;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-xs);
}
.user-profile-chip:hover {
  border-color: var(--primary-300);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.user-avatar-initial {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #1e3a8a, #0a2540);
  color: #ffffff;
  font-weight: 800;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(30, 58, 138, 0.25);
}

.user-info-text {
  text-align: left;
  line-height: 1.2;
}

.user-info-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--slate-900);
}

.user-info-role {
  font-size: 11px;
  color: var(--slate-400);
  font-weight: 600;
  text-transform: capitalize;
}

/* Page Content Body */
.page-content {
  flex: 1;
  padding: 36px 40px;
  max-width: 1480px;
  width: 100%;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 16px;
}

.page-title {
  font-size: 28px;
  font-weight: 900;
  color: var(--slate-950);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.page-subtitle {
  font-size: 14px;
  color: var(--slate-500);
  margin-top: 4px;
  font-weight: 500;
}

/* Breadcrumb */
.breadcrumb-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-size: 13px;
}
.breadcrumb-link {
  font-weight: 700;
  color: var(--primary-600);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.breadcrumb-link:hover {
  color: var(--primary-800);
  text-decoration: underline;
}
.breadcrumb-sep {
  color: var(--slate-300);
  font-weight: 400;
}

/* Executive Hero Course Card Banner */
.hero-course-banner {
  background: radial-gradient(circle at 90% 10%, rgba(99, 102, 241, 0.35) 0%, transparent 400px),
              radial-gradient(circle at 10% 90%, rgba(6, 182, 212, 0.25) 0%, transparent 350px),
              linear-gradient(135deg, #0a192f 0%, #112240 50%, #1e3a8a 100%);
  border-radius: var(--radius-2xl);
  padding: 36px 40px;
  color: #ffffff;
  box-shadow: 0 20px 40px -10px rgba(10, 25, 47, 0.25);
  margin-bottom: 36px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-course-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-tags-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.hero-tag {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.3px;
}

.hero-course-title {
  font-size: 32px;
  font-weight: 900;
  color: #ffffff;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 14px;
}

.hero-lecturer-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-lecturer-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #14b8a6, #0d9488);
  color: #ffffff;
  font-weight: 800;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.hero-stat-pill {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 10px 18px;
  text-align: center;
}
.hero-stat-pill .num {
  font-size: 20px;
  font-weight: 900;
  font-family: var(--font-heading);
  color: #ffffff;
  line-height: 1;
}
.hero-stat-pill .lbl {
  font-size: 10px;
  font-weight: 700;
  color: #94a3b8;
  text-transform: uppercase;
  margin-top: 4px;
}

/* 16-Meeting Timeline Curriculum */
.timeline-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.meeting-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 24px;
  align-items: flex-start;
  transition: all var(--transition-smooth);
  position: relative;
}

.meeting-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-premium);
  border-color: var(--primary-300);
}

.meeting-node {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  border: 1.5px solid #bfdbfe;
  color: #1e40af;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.12);
  transition: all var(--transition-fast);
}

.meeting-card:hover .meeting-node {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff;
  border-color: #1d4ed8;
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.35);
  transform: scale(1.05);
}

.meeting-content {
  flex: 1;
}

.meeting-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  flex-wrap: wrap;
  gap: 8px;
}

.meeting-title {
  font-size: 17px;
  font-weight: 800;
  color: var(--slate-900);
  letter-spacing: -0.02em;
}

.meeting-desc {
  font-size: 13px;
  color: var(--slate-600);
  line-height: 1.6;
  margin-bottom: 16px;
}

.meeting-resources-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* Luxury Material Chip */
.material-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 700;
  color: var(--slate-700);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-fast);
}
.material-chip:hover {
  border-color: var(--primary-400);
  color: var(--primary-700);
  background-color: var(--slate-50);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.material-chip .icon-badge {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
}
.icon-badge.pdf { background: #fee2e2; color: #dc2626; }
.icon-badge.pptx { background: #ffedd5; color: #ea580c; }
.icon-badge.link { background: #e0f2fe; color: #0284c7; }
.icon-badge.file { background: #f1f5f9; color: #475569; }

/* Luxury Assignment Chip */
.assignment-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 800;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
  transition: all var(--transition-fast);
}
.assignment-chip:hover {
  background: linear-gradient(135deg, #1d4ed8, #1e40af);
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.4);
  transform: translateY(-2px);
  color: #ffffff;
}

/* Multi-Column Course Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 26px;
  margin-bottom: 32px;
}

.course-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-smooth);
  position: relative;
}

.course-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-premium);
  border-color: var(--primary-300);
}

.course-card-cover {
  height: 120px;
  padding: 20px 22px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  position: relative;
  background: linear-gradient(135deg, #1e3a8a 0%, #0a2540 100%);
  color: #ffffff;
}

.course-card-cover.pattern-blue { background: linear-gradient(135deg, #1d4ed8, #0a2540); }
.course-card-cover.pattern-teal { background: linear-gradient(135deg, #0d9488, #042f2e); }
.course-card-cover.pattern-purple { background: linear-gradient(135deg, #6d28d9, #1e1b4b); }
.course-card-cover.pattern-emerald { background: linear-gradient(135deg, #059669, #022c22); }
.course-card-cover.pattern-amber { background: linear-gradient(135deg, #d97706, #451a03); }

.course-card-body {
  padding: 24px 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-card-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1.3;
  margin-bottom: 8px;
}

.course-progress-box {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-top: auto;
  margin-bottom: 18px;
}

.progress-bar-bg {
  width: 100%;
  height: 6px;
  background-color: var(--slate-200);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: 8px;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #2563eb, #06b6d4);
  border-radius: var(--radius-full);
}

/* Core Dashboard Layout Grids */
.dashboard-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

.dashboard-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 28px;
}

.dashboard-grid-2-1 {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 28px;
  margin-bottom: 28px;
}

.dashboard-grid-1-2 {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 28px;
  margin-bottom: 28px;
}

/* Quick Action Cards */
.quick-action-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

.quick-action-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-premium);
  border-color: var(--primary-300);
}

.quick-action-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
  box-shadow: var(--shadow-xs);
}

.quick-action-title {
  font-size: 14.5px;
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1.2;
}

.quick-action-sub {
  font-size: 11.5px;
  color: var(--slate-500);
  margin-top: 2px;
}

/* KPI Cards Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 26px;
}

.kpi-grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  margin-bottom: 26px;
}

@media (max-width: 1200px) {
  .kpi-grid-5 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .kpi-grid-5, .kpi-grid {
    grid-template-columns: 1fr;
  }
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.kpi-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-premium);
  border-color: var(--primary-200);
}

.kpi-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.kpi-icon-wrap {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  box-shadow: var(--shadow-xs);
}

.kpi-icon-blue { background-color: #eff6ff; color: #2563eb; }
.kpi-icon-teal { background-color: #ecfeff; color: #0891b2; }
.kpi-icon-purple { background-color: #faf5ff; color: #7e22ce; }
.kpi-icon-green { background-color: #f0fdf4; color: #16a34a; }
.kpi-icon-orange { background-color: #fff7ed; color: #ea580c; }

.kpi-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 4px;
}

.kpi-value {
  font-size: 28px;
  font-weight: 900;
  font-family: var(--font-heading);
  color: var(--slate-950);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 11.5px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.2px;
}

.badge-primary { background-color: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
.badge-success { background-color: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.badge-warning { background-color: #fffbeb; color: #b45309; border: 1px solid #fde68a; }
.badge-danger { background-color: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.badge-info { background-color: #ecfeff; color: #0e7490; border: 1px solid #a5f3fc; }
.badge-neutral { background-color: #f1f5f9; color: #475569; border: 1px solid #e2e8f0; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  line-height: 1.2;
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
  padding: 11px 20px;
  font-size: 13.5px;
}
.btn-primary:hover {
  background: linear-gradient(135deg, #1d4ed8, #1e40af);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.35);
  transform: translateY(-2px);
  color: #ffffff;
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--slate-700);
  border-color: var(--slate-300);
  padding: 11px 20px;
  font-size: 13.5px;
  box-shadow: var(--shadow-xs);
}
.btn-secondary:hover {
  background-color: var(--slate-50);
  border-color: var(--slate-400);
  color: var(--slate-900);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 12px;
  border-radius: var(--radius-sm);
}

/* Modern Form Design System */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 22px;
  width: 100%;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 800;
  color: var(--slate-800);
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}

.form-control {
  display: block;
  width: 100% !important;
  box-sizing: border-box;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--slate-300);
  background-color: #ffffff;
  color: var(--slate-900);
  font-size: 13.5px;
  line-height: 1.5;
  outline: none;
  transition: all var(--transition-fast);
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04);
}

.form-control:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.form-control::placeholder {
  color: var(--slate-400);
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
  font-family: inherit;
}

.form-help {
  font-size: 11.5px;
  color: var(--slate-500);
  font-weight: 500;
}

/* Custom File Upload Box */
.file-upload-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 2px dashed #cbd5e1;
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  background-color: #f8fafc;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  width: 100%;
}

.file-upload-dropzone:hover {
  border-color: var(--primary-400);
  background-color: #f0f7ff;
}

/* Alerts */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 24px;
}

.alert-success { background-color: #ecfdf5; border: 1px solid #a7f3d0; color: #065f46; }
.alert-danger { background-color: #fef2f2; border: 1px solid #fecaca; color: #991b1b; }
.alert-warning { background-color: #fffbeb; border: 1px solid #fde68a; color: #92400e; }

.card-header {
  padding: 22px 28px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--slate-900);
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-body {
  padding: 28px;
}

/* KPI System */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  width: 100%;
}

.kpi-card {
  background: #ffffff;
  border-radius: 16px;
  border: 1.5px solid #e2e8f0;
  padding: 18px 20px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.02);
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
}

.kpi-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.kpi-icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.kpi-icon-orange { background: #fff7ed; color: #ea580c; border: 1px solid #ffedd5; }
.kpi-icon-green { background: #f0fdf4; color: #16a34a; border: 1px solid #dcfce7; }
.kpi-icon-blue { background: #eff6ff; color: #2563eb; border: 1px solid #dbeafe; }
.kpi-icon-purple { background: #faf5ff; color: #9333ea; border: 1px solid #f3e8ff; }

.kpi-title {
  font-size: 11.5px;
  font-weight: 800;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.kpi-value {
  font-size: 24px;
  font-weight: 900;
  color: #0f172a;
  margin: 4px 0 2px;
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1.5px solid #e2e8f0;
  background: #ffffff;
  color: #334155;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s ease;
}

.mobile-nav-toggle:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}

/* Mobile Sidebar Backdrop */
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 998;
}

/* Dashboard Grid 2-1 Layout */
.dashboard-grid-2-1 {
  display: grid;
  grid-template-columns: 1.85fr 1.15fr;
  gap: 24px;
  align-items: start;
  width: 100%;
}

.course-grid-responsive {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  width: 100%;
}

/* Responsive Rules */
@media (max-width: 1200px) {
  .dashboard-grid-3 { grid-template-columns: 1fr 1fr; }
  .dashboard-grid-4 { grid-template-columns: 1fr 1fr; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
}

@media (max-width: 1024px) {
  html, body {
    overflow-x: hidden;
    max-width: 100vw;
  }
  .app-container {
    overflow-x: hidden;
  }
  .app-sidebar {
    transform: translateX(-100%);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.35);
    z-index: 999;
  }
  .app-sidebar.show-mobile {
    transform: translateX(0) !important;
  }
  .sidebar-backdrop.show-mobile {
    display: block !important;
  }
  .app-main {
    margin-left: 0 !important;
    width: 100% !important;
    max-width: 100vw !important;
    overflow-x: hidden;
  }
  .mobile-nav-toggle {
    display: flex !important;
  }
  .topbar-search {
    display: none !important;
  }
  .app-topbar {
    padding: 0 16px !important;
    height: 64px !important;
  }
  .user-profile-chip .user-info-text {
    display: none !important;
  }
  .user-profile-chip {
    padding: 4px 8px !important;
  }
  .page-content {
    padding: 16px 14px !important;
    max-width: 100vw !important;
    overflow-x: hidden;
  }
  .cards-grid {
    grid-template-columns: 1fr !important;
  }
  div[style*="grid-template-columns: 1.8fr 1.2fr"],
  div[style*="grid-template-columns: 1.6fr 1.4fr"],
  div[style*="grid-template-columns: 2fr 1fr"],
  div[style*="grid-template-columns: repeat(auto-fill, minmax(360px, 1fr))"] {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
}

@media (max-width: 640px) {
  .kpi-grid {
    grid-template-columns: 1fr 1fr !important;
    gap: 10px !important;
  }
  .kpi-card {
    padding: 14px 14px !important;
    border-radius: 14px !important;
  }
  .kpi-value {
    font-size: 20px !important;
  }
  .kpi-title {
    font-size: 10px !important;
  }
  
  /* Hero Banners */
  div[style*="background: linear-gradient(135deg, #0f172a"] {
    padding: 18px 16px !important;
    border-radius: 18px !important;
    margin-bottom: 18px !important;
  }
  div[style*="background: linear-gradient(135deg, #0f172a"] h1 {
    font-size: 18px !important;
    line-height: 1.35 !important;
  }
  div[style*="background: linear-gradient(135deg, #0f172a"] p {
    font-size: 11.5px !important;
  }
  
  /* KPI 2-col metric cards */
  div[style*="grid-template-columns: repeat(2, 1fr)"] {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }
  
  /* Timeline 16 meetings */
  div[style*="background: #ffffff"][style*="border-radius: 20px"] {
    padding: 16px 14px !important;
    border-radius: 16px !important;
  }
  div[style*="background: #ffffff"][style*="border-radius: 20px"] p {
    padding-left: 0 !important;
  }
  div[style*="background: #ffffff"][style*="border-radius: 20px"] > div:last-child {
    padding-left: 0 !important;
  }
  
  /* Cards */
  .card {
    border-radius: 14px !important;
  }
  .card-header {
    padding: 14px 16px !important;
  }
  .card-body {
    padding: 16px 14px !important;
  }
  
  /* Notification Dropdown on Mobile */
  #notifDropdownMenu {
    position: fixed !important;
    top: 70px !important;
    left: 12px !important;
    right: 12px !important;
    width: auto !important;
    max-width: calc(100vw - 24px) !important;
    border-radius: 20px !important;
    box-shadow: 0 25px 60px rgba(15, 23, 42, 0.3), 0 0 0 1px rgba(15, 23, 42, 0.1) !important;
    z-index: 999999 !important;
  }
}

/* Toast Notification System */
.toast-container {
  position: fixed;
  top: 20px;
  right: 16px;
  left: 16px;
  z-index: 999999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 440px;
  margin: 0 auto;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: 12px 18px;
  border-radius: 14px;
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.22);
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #ffffff;
  animation: slideInRight 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  transition: all 0.3s ease;
}

.toast-success {
  background: linear-gradient(135deg, #059669, #10b981);
  border: 1.5px solid #34d399;
}

.toast-error {
  background: linear-gradient(135deg, #b91c1c, #ef4444);
  border: 1.5px solid #f87171;
}

.toast-info {
  background: linear-gradient(135deg, #1e40af, #3b82f6);
  border: 1.5px solid #60a5fa;
}

.toast-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 14px;
  flex-shrink: 0;
}

.toast-msg {
  flex: 1;
  line-height: 1.4;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}