/* ===================================================================
   ProjectForge - Design System & Modern UI Stylesheet
   =================================================================== */

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

/* --- Root CSS Variables & Themes --- */
:root {
  /* Color Palette - Dark Theme (Default) */
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-tertiary: #1e293b;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(30, 41, 59, 0.85);
  --bg-glass: rgba(15, 23, 42, 0.65);
  --bg-input: #1e293b;

  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(99, 102, 241, 0.4);
  --border-glow: rgba(99, 102, 241, 0.25);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-heading: #ffffff;

  /* Brand Accents */
  --accent-primary: #6366f1;
  --accent-primary-hover: #4f46e5;
  --accent-secondary: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-purple: #8b5cf6;

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  --grad-cyan: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
  --grad-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --grad-sunset: linear-gradient(135deg, #f43f5e 0%, #fb923c 100%);
  --grad-dark: linear-gradient(180deg, rgba(15, 23, 42, 0.8) 0%, rgba(10, 14, 26, 0.95) 100%);
  --grad-glow: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.18) 0%, transparent 70%);

  /* Typography */
  --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', var(--font-main);
  --font-mono: 'JetBrains Mono', monospace;

  /* Shadows & Glass */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px -4px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 40px -8px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 35px -5px rgba(99, 102, 241, 0.35);

  --blur-glass: blur(16px);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --bg-glass: rgba(255, 255, 255, 0.75);
  --bg-input: #f8fafc;

  --border-color: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(99, 102, 241, 0.5);
  --border-glow: rgba(99, 102, 241, 0.15);

  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-heading: #0f172a;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px -4px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 40px -8px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 30px -5px rgba(99, 102, 241, 0.2);
  --grad-dark: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.95) 100%);
  --grad-glow: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Background Ambient Mesh Glow */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: 600px;
  background: var(--grad-glow);
  pointer-events: none;
  z-index: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

button {
  cursor: pointer;
  user-select: none;
}

img,
svg {
  display: block;
}

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge-primary {
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.badge-cyan {
  background: rgba(6, 182, 212, 0.15);
  color: #22d3ee;
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.badge-emerald {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-amber {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: var(--grad-primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--border-color);
  border-color: var(--border-hover);
}

.btn-outline {
  border: 1px solid var(--border-hover);
  color: var(--accent-primary);
  background: rgba(99, 102, 241, 0.05);
}

.btn-outline:hover {
  background: rgba(99, 102, 241, 0.15);
  transform: translateY(-1px);
}

.btn-emerald {
  background: var(--grad-emerald);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-emerald:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn-icon {
  padding: 0.6rem;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.btn-icon.active {
  background: rgba(99, 102, 241, 0.2);
  color: var(--accent-primary);
  border-color: var(--accent-primary);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.35);
}

/* --- Header & Navigation Bar --- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  border-bottom: 1px solid var(--border-color);
  padding: 0.85rem 0;
  transition: all var(--transition-normal);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-heading);
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.logo-text span {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-heading);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* --- Hero Section --- */
.hero {
  padding: 4.5rem 0 3rem;
  text-align: center;
  position: relative;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: #818cf8;
  margin-bottom: 1.5rem;
  animation: pulse-glow 3s infinite;
}

@keyframes pulse-glow {

  0%,
  100% {
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
  }

  50% {
    box-shadow: 0 0 25px rgba(99, 102, 241, 0.45);
  }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-heading);
  max-width: 920px;
  margin: 0 auto 1.25rem;
}

.hero-title .gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 2.25rem;
  line-height: 1.7;
}

.hero-search-wrapper {
  max-width: 680px;
  margin: 0 auto 2rem;
  position: relative;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  backdrop-filter: var(--blur-glass);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 0.5rem 0.6rem 0.5rem 1.25rem;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transition: all var(--transition-normal);
}

.search-box:focus-within {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25), var(--shadow-lg);
}

.search-icon {
  color: var(--text-muted);
  margin-right: 0.75rem;
}

.search-input {
  flex: 1;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 500;
}

.search-input::placeholder {
  color: var(--text-muted);
}

/* Quick Search Suggestions */
.quick-tags {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.quick-tag-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

.tag-pill {
  font-size: 0.8rem;
  padding: 0.2rem 0.65rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tag-pill:hover {
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-primary);
  border-color: var(--border-hover);
}

/* --- Degree Stream Tabs --- */
.degree-tabs-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 0.5rem;
}

.degree-tab-btn {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  font-weight: 800;
  font-size: 1rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  cursor: pointer;
  box-shadow: var(--shadow-md);
}

.degree-tab-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.degree-tab-btn.active {
  background: var(--grad-primary);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}

.degree-tab-btn.active.btech {
  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}

.degree-tab-btn.active.bca {
  background: linear-gradient(135deg, #0891b2 0%, #0284c7 100%);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.45);
}

.degree-tab-btn.active.bsc {
  background: linear-gradient(135deg, #059669 0%, #10b981 100%);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
}

.degree-tab-btn .stream-count-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-full);
  background: rgba(0, 0, 0, 0.3);
  color: #fff;
}

/* --- Year Selection Tabs --- */
.year-tabs-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.year-tab-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.year-tab-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.year-tab-btn.active {
  background: var(--grad-primary);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 18px rgba(99, 102, 241, 0.45);
}

.year-tab-btn .year-count-badge {
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  background: rgba(0, 0, 0, 0.25);
}

.degree-tags-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.degree-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  background: rgba(99, 102, 241, 0.12);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.25);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.degree-badge:hover {
  transform: scale(1.08);
  border-color: var(--accent-primary);
  background: rgba(99, 102, 241, 0.25);
}

.degree-badge.bca {
  background: rgba(6, 182, 212, 0.12);
  color: #67e8f9;
  border-color: rgba(6, 182, 212, 0.25);
}

.degree-badge.bca:hover {
  background: rgba(6, 182, 212, 0.25);
  border-color: var(--accent-secondary);
}

.degree-badge.bsc {
  background: rgba(16, 185, 129, 0.12);
  color: #6ee7b7;
  border-color: rgba(16, 185, 129, 0.25);
}

.degree-badge.bsc:hover {
  background: rgba(16, 185, 129, 0.25);
  border-color: var(--accent-emerald);
}

.year-indicator-pill {
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  background: rgba(0, 0, 0, 0.4);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.year-indicator-pill.yr-1 {
  border-color: #38bdf8;
  color: #7dd3fc;
}

.year-indicator-pill.yr-2 {
  border-color: #fbbf24;
  color: #fde68a;
}

.year-indicator-pill.yr-3 {
  border-color: #34d399;
  color: #a7f3d0;
}

.year-indicator-pill.yr-4 {
  border-color: #f43f5e;
  color: #fecdd3;
}

/* Stats Counter Bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  max-width: 960px;
  margin: 3.5rem auto 0;
  padding: 1.5rem;
  background: var(--bg-card);
  backdrop-filter: var(--blur-glass);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-heading);
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

/* --- Category Pills & Filter Toolbar --- */
.catalog-section {
  padding: 3rem 0 5rem;
}

.catalog-header {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.section-title-wrap {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--text-heading);
}

.section-subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.category-scroll-container {
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: thin;
}

.category-scroll-container::-webkit-scrollbar {
  height: 4px;
}

.category-scroll-container::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-full);
}

.category-pills {
  display: flex;
  gap: 0.75rem;
  white-space: nowrap;
}

.cat-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.15rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cat-pill:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.cat-pill.active {
  background: var(--grad-primary);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}

.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.filter-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

.custom-select {
  padding: 0.45rem 1.75rem 0.45rem 0.85rem;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
}

.custom-select:focus {
  border-color: var(--accent-primary);
}

.results-count {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 600;
}

/* --- Project Cards Grid --- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.75rem;
}

.project-card {
  background: var(--bg-card);
  backdrop-filter: var(--blur-glass);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-slow);
  position: relative;
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.project-card-banner {
  height: 140px;
  position: relative;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

.project-card-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--card-gradient, var(--grad-primary));
  opacity: 0.9;
  z-index: 0;
}

.banner-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.15) 1px, transparent 1px);
  background-size: 16px 16px;
  z-index: 1;
}

.banner-top {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.banner-badge {
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(8px);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.72rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-weight: 700;
}

.bookmark-btn {
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.bookmark-btn:hover {
  background: rgba(0, 0, 0, 0.6);
  transform: scale(1.1);
}

.bookmark-btn.active {
  color: #fbbf24;
  background: rgba(0, 0, 0, 0.7);
}

.banner-bottom {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.banner-icon-box {
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.banner-cat-title {
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.project-card-body {
  padding: 1.4rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.35;
  margin-bottom: 0.6rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-tagline {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tech-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.tech-tag {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  padding: 0.2rem 0.55rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

.kit-features-pills {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  padding: 0.75rem;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  font-size: 0.78rem;
}

.kit-pill-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.kit-pill-item i {
  color: var(--accent-emerald);
}

.card-meta-footer {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.meta-stats {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.meta-stat-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.meta-stat-item.rating {
  color: #fbbf24;
  font-weight: 600;
}

.card-action-btns {
  display: flex;
  gap: 0.5rem;
}

/* Empty State */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-xl);
}

.empty-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  color: var(--text-muted);
}

/* --- Project Detail & PPT Player Modal --- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 1100px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  overflow: hidden;
  transform: scale(0.95) translateY(10px);
  transition: transform var(--transition-slow);
}

.modal-backdrop.open .modal-card {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--bg-card);
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.modal-icon-badge {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.modal-main-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-heading);
}

.modal-close-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(244, 63, 94, 0.2);
  color: var(--accent-rose);
}

/* Modal Navigation Tabs */
.modal-nav-tabs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0 1.75rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
}

.modal-tab-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

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

.modal-tab-btn.active {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}

.modal-body {
  padding: 1.75rem;
  overflow-y: auto;
  flex: 1;
}

.tab-pane {
  display: none;
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }

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

/* --- Interactive PPT Player Component --- */
.ppt-player-container {
  background: #0f172a;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
}

.ppt-top-toolbar {
  padding: 0.75rem 1.25rem;
  background: rgba(30, 41, 59, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ppt-deck-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: #e2e8f0;
}

.ppt-top-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ppt-slide-viewport {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: radial-gradient(circle at 50% 30%, #1e293b 0%, #090d16 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.5rem;
  overflow: hidden;
}

.slide-canvas {
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 2.25rem 3rem;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.5);
}

.slide-badge-tag {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--accent-primary);
  background: rgba(99, 102, 241, 0.15);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
}

.slide-header {
  margin-bottom: 1.5rem;
}

.slide-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.2;
}

.slide-subheading {
  font-size: 1rem;
  color: #94a3b8;
  margin-top: 0.35rem;
}

.slide-content-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.slide-bullet-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.slide-bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 1.05rem;
  color: #e2e8f0;
  line-height: 1.5;
}

.slide-bullet-icon {
  color: var(--accent-primary);
  margin-top: 0.2rem;
  flex-shrink: 0;
}

/* Architecture Flow in PPT Slide */
.slide-flow-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.slide-flow-node {
  background: rgba(30, 41, 59, 0.9);
  border: 1px solid rgba(99, 102, 241, 0.4);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: #f8fafc;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  flex: 1;
  min-width: 110px;
}

.slide-flow-arrow {
  color: var(--accent-primary);
  font-size: 1.1rem;
}

.ppt-bottom-controls {
  padding: 0.85rem 1.5rem;
  background: rgba(30, 41, 59, 0.95);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.slide-counter {
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-mono);
  color: #94a3b8;
}

.slide-nav-buttons {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.slide-progress-track {
  display: flex;
  gap: 0.35rem;
}

.progress-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.progress-dot.active {
  width: 24px;
  background: var(--accent-primary);
  box-shadow: 0 0 8px var(--accent-primary);
}

/* Speaker Notes Drawer */
.speaker-notes-box {
  margin-top: 1rem;
  padding: 1rem 1.25rem;
  background: var(--bg-tertiary);
  border-left: 4px solid var(--accent-amber);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.speaker-notes-title {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  color: #fbbf24;
  margin-bottom: 0.35rem;
  font-size: 0.85rem;
}

/* Fullscreen Mode for PPT */
.ppt-player-container.fullscreen-active {
  position: fixed;
  inset: 0;
  z-index: 9999;
  border-radius: 0;
  max-width: none;
  height: 100vh;
}

.ppt-player-container.fullscreen-active .ppt-slide-viewport {
  aspect-ratio: auto;
  flex: 1;
}

/* --- Code Viewer Explorer --- */
.code-viewer-container {
  background: #0d1117;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.code-tabs-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #161b22;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0 0.5rem;
}

.code-tabs-list {
  display: flex;
  overflow-x: auto;
}

.code-tab-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1rem;
  font-size: 0.82rem;
  font-family: var(--font-mono);
  color: #8b949e;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.code-tab-item:hover {
  color: #c9d1d9;
}

.code-tab-item.active {
  color: #58a6ff;
  border-bottom-color: #58a6ff;
  background: rgba(56, 139, 253, 0.1);
}

.code-pre-box {
  padding: 1.25rem;
  margin: 0;
  max-height: 440px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  color: #c9d1d9;
  tab-size: 2;
}

/* --- Interactive Demo Sandboxes --- */
.sandbox-wrapper {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
}

.sandbox-header {
  margin-bottom: 1.5rem;
}

.sandbox-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-heading);
}

.sandbox-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

.sandbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.demo-card-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.demo-card-item:hover {
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

.demo-card-item.selected {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.3);
}

.demo-result-box {
  margin-top: 1.5rem;
  padding: 1.25rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

/* --- Viva Voce Defense Prep Section --- */
.viva-prep-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.viva-accordion-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.viva-q-header {
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-heading);
  user-select: none;
}

.viva-q-header:hover {
  color: var(--accent-primary);
}

.viva-q-header i {
  transition: transform var(--transition-fast);
}

.viva-accordion-card.open .viva-q-header i {
  transform: rotate(180deg);
}

.viva-answer-content {
  padding: 0 1.25rem 1.25rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  border-top: 1px dashed var(--border-color);
  margin-top: 0.5rem;
  padding-top: 0.85rem;
  display: none;
}

.viva-accordion-card.open .viva-answer-content {
  display: block;
  animation: fadeIn 0.2s ease;
}

/* Modal Tab Viva Q&A styling */
.viva-tab-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.viva-tab-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
}

.viva-tab-info h4 {
  margin: 0 0 0.25rem 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-heading);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.viva-tab-info p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.viva-questions-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.viva-qa-item {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.viva-question-header {
  padding: 0.95rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-heading);
  user-select: none;
  gap: 0.75rem;
}

.viva-question-header:hover {
  background: rgba(99, 102, 241, 0.05);
  color: var(--accent-primary);
}

.viva-q-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.viva-q-badge {
  background: var(--accent-primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.03em;
}

.viva-chevron {
  width: 18px;
  height: 18px;
  color: var(--text-secondary);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.viva-qa-item.open .viva-chevron {
  transform: rotate(180deg);
}

.viva-answer-body {
  padding: 0 1.25rem 1.15rem;
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.6;
  border-top: 1px dashed var(--border-color);
  margin-top: 0.25rem;
  padding-top: 0.85rem;
  display: none;
}

.viva-qa-item.open .viva-answer-body {
  display: block;
  animation: fadeIn 0.2s ease;
}

.viva-ans-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--accent-emerald, #10b981);
  margin-bottom: 0.4rem;
}


/* --- AI PPT & Synopsis Customizer Studio Modal --- */
.customizer-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input,
.form-textarea {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.65rem 1rem;
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.preview-badge-notice {
  padding: 0.75rem 1rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: #818cf8;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* --- Interactive Viva AI Examiner Simulator Modal --- */
.viva-chat-container {
  display: flex;
  flex-direction: column;
  height: 520px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.viva-chat-messages {
  flex: 1;
  padding: 1.25rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chat-bubble {
  max-width: 80%;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-lg);
  font-size: 0.9rem;
  line-height: 1.5;
}

.chat-bubble.examiner {
  align-self: flex-start;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-bottom-left-radius: 4px;
  color: var(--text-primary);
}

.chat-bubble.examiner .speaker-tag {
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--accent-rose);
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.chat-bubble.student {
  align-self: flex-end;
  background: var(--grad-primary);
  color: #ffffff;
  border-bottom-right-radius: 4px;
}

.viva-input-bar {
  padding: 0.85rem 1.25rem;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 0.75rem;
}

/* --- Toast Notifications --- */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: 0.85rem 1.25rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  animation: slideInRight 0.3s ease;
  min-width: 280px;
}

.toast.success {
  border-color: var(--accent-emerald);
}

.toast.success i {
  color: var(--accent-emerald);
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }

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

/* --- Footer --- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-about p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 0.85rem;
  max-width: 320px;
  line-height: 1.6;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Responsive Media Queries --- */
@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .projects-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding: 3rem 0 2rem;
  }

  .customizer-form-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .slide-canvas {
    padding: 1.25rem 1.5rem;
  }
}

/* --- User Authentication & Profile UI --- */
.user-profile-badge {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.88rem;
  color: var(--text-primary);
  font-weight: 600;
  user-select: none;
}

.user-profile-badge:hover {
  border-color: var(--accent-primary);
  background: var(--bg-card-hover);
  box-shadow: 0 0 12px var(--border-glow);
}

.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--grad-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.user-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.6rem);
  right: 0;
  width: 220px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
  padding: 0.5rem;
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  z-index: 1000;
  backdrop-filter: blur(16px);
  animation: modalFadeIn 0.2s ease;
}

.user-profile-badge.open .user-dropdown-menu {
  display: flex;
}

.user-dropdown-header {
  padding: 0.5rem 0.75rem 0.25rem;
  display: flex;
  flex-direction: column;
}

.user-dropdown-header strong {
  color: var(--text-heading);
  font-size: 0.92rem;
}

.user-dropdown-header span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.dropdown-divider {
  height: 1px;
  background: var(--border-color);
  margin: 0.35rem 0;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}

.dropdown-item:hover {
  background: rgba(99, 102, 241, 0.12);
  color: var(--accent-primary);
}

.dropdown-item.text-danger:hover {
  background: rgba(239, 68, 68, 0.12);
  color: var(--accent-rose);
}

.saved-badge-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--accent-primary);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.4);
}

.auth-tab-btn {
  background: transparent;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

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

.auth-tab-btn.active {
  background: var(--accent-primary) !important;
  color: #ffffff !important;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.35);
}

/* --- Ultra-Bright Degree & Academic Year Controls for Dark Mode --- */
.form-label.bright-label {
  color: #ffffff !important;
  font-weight: 700 !important;
  font-size: 0.9rem !important;
  letter-spacing: 0.01em;
  margin-bottom: 0.45rem !important;
  display: flex !important;
  align-items: center !important;
  gap: 0.4rem !important;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.7) !important;
}

.bright-select-wrapper {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
}

.form-select,
.auth-select-white,
#signUpDegree,
#signUpYear {
  width: 100% !important;
  background-color: #ffffff !important;
  background: #ffffff !important;
  color: #0f172a !important;
  border: 2px solid #ffffff !important;
  border-radius: var(--radius-md) !important;
  padding: 0.8rem 2.2rem 0.8rem 1rem !important;
  font-size: 0.95rem !important;
  font-weight: 700 !important;
  font-family: inherit !important;
  cursor: pointer !important;
  outline: none !important;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.9) !important;
  transition: all var(--transition-fast) !important;
  appearance: none !important;
  -webkit-appearance: none !important;
  -moz-appearance: none !important;
}

.bright-select-arrow {
  position: absolute;
  right: 0.85rem;
  width: 18px;
  height: 18px;
  color: #0f172a !important;
  pointer-events: none;
  stroke-width: 2.5;
}

.form-select option,
.auth-select-white option,
#signUpDegree option,
#signUpYear option {
  background-color: #ffffff !important;
  background: #ffffff !important;
  color: #0f172a !important;
  font-weight: 700 !important;
  font-size: 0.92rem !important;
  padding: 0.6rem !important;
}

.form-select:hover,
.auth-select-white:hover,
#signUpDegree:hover,
#signUpYear:hover {
  background-color: #f8fafc !important;
  background: #f8fafc !important;
  border-color: #38bdf8 !important;
  box-shadow: 0 6px 18px rgba(56, 189, 248, 0.35), 0 0 14px rgba(255, 255, 255, 0.9) !important;
  transform: translateY(-1px);
}