/* ==========================================================================
   Vivekananda Institute of Technology (VKIT) - Official Website Stylesheet
   Theme: Purple & Saffron - Modern & Inspiring
   ========================================================================== */

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

/* --- Root CSS Variables --- */
:root {
  --primary: #4B1D6D;          /* Deep Purple (Primary 60%) */
  --primary-dark: #34124E;
  --primary-light: #672B92;
  --secondary: #7E3FF2;        /* Royal Purple (Secondary 25%) */
  --secondary-light: #996BF8;
  --secondary-subtle: #F0E9FF;
  --accent: #FF8C00;           /* Saffron (Accent 10%) */
  --accent-hover: #E67A00;
  --accent-light: #FFE7B3;     /* Light Saffron (Background 5%) */
  --accent-subtle: #FFF8EB;
  --surface: #F6F7FB;          /* Light Gray (Surface) */
  --surface-card: #FFFFFF;
  --text-main: #2E2E2E;        /* Charcoal */
  --text-muted: #5F6368;
  --text-light: #8C92A4;
  --border-color: #E2E6EF;
  --border-hover: #C5CBD9;
  
  --shadow-sm: 0 2px 8px rgba(75, 29, 109, 0.06);
  --shadow-md: 0 6px 20px rgba(75, 29, 109, 0.09);
  --shadow-lg: 0 12px 36px rgba(75, 29, 109, 0.14);
  --shadow-purple: 0 10px 30px rgba(126, 63, 242, 0.25);
  --shadow-saffron: 0 8px 24px rgba(255, 140, 0, 0.3);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --container-max: 1240px;
}

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

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

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-main);
  background-color: #FFFFFF;
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.25;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Top Header / Announcement Bar --- */
.top-bar {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.82rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.top-badges {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.badge-pill {
  background: rgba(255, 140, 0, 0.2);
  color: var(--accent-light);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.75rem;
  border: 1px solid rgba(255, 140, 0, 0.4);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.top-contacts {
  display: flex;
  align-items: center;
  gap: 18px;
}

.top-contacts a {
  color: rgba(255, 255, 255, 0.85);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
}

.top-contacts a:hover {
  color: var(--accent);
}

/* --- Main Navigation Bar --- */
.main-header {
  background: #FFFFFF;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.07);
  transition: var(--transition);
}

.main-header.scrolled {
  box-shadow: 0 4px 20px rgba(75, 29, 109, 0.15);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  gap: 12px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-emblem {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-weight: 800;
  font-size: 1.15rem;
  box-shadow: var(--shadow-purple);
  border: 2px solid var(--accent);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.3px;
  line-height: 1.15;
}

.brand-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.2px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.45rem;
  color: var(--primary);
  cursor: pointer;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.mobile-toggle:hover {
  background: var(--surface);
  color: var(--secondary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  padding: 6px 9px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
  border-radius: var(--radius-sm);
  position: relative;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: var(--surface);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 12px;
  right: 12px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

/* --- Dropdown Menu for Departments --- */
.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 320px;
  background: #FFFFFF;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: var(--transition);
  z-index: 1050;
  border: 1px solid var(--border-color);
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

.dropdown-item i {
  color: var(--secondary);
  font-size: 1rem;
  width: 20px;
  text-align: center;
}

.dropdown-item:hover {
  background: var(--surface);
  color: var(--primary);
  padding-left: 16px;
}

.dropdown-item .dept-code {
  font-size: 0.72rem;
  background: var(--secondary-subtle);
  color: var(--primary);
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: auto;
}

/* --- Buttons & UI Elements --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 14px 30px;
  font-size: 1.05rem;
}

.btn-primary {
  background: var(--accent);
  color: #FFFFFF;
  box-shadow: var(--shadow-saffron);
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(255, 140, 0, 0.4);
}

.btn-secondary {
  background: var(--primary);
  color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--secondary);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--shadow-purple);
}

.btn-outline {
  background: transparent;
  color: #FFFFFF;
  border: 2px solid rgba(255, 255, 255, 0.8);
}

.btn-outline:hover {
  background: #FFFFFF;
  color: var(--primary);
  border-color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-outline-primary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline-primary:hover {
  background: var(--primary);
  color: #FFFFFF;
}

.btn-outline-saffron {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}

.btn-outline-saffron:hover {
  background: var(--accent);
  color: #FFFFFF;
}

/* Badges */
.badge {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-purple {
  background: var(--secondary-subtle);
  color: var(--secondary);
}

.badge-saffron {
  background: var(--accent-light);
  color: #9C5100;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary);
  cursor: pointer;
  padding: 6px;
}

/* --- Hero Section (Exact Layout & Color Reference) --- */
.hero-section {
  position: relative;
  width: 100%;
  height: 520px;
  min-height: 480px;
  background-color: var(--primary);
  overflow: hidden;
  display: flex;
  align-items: stretch;
}

/* Full-Height Campus Building Photo on Right Edge */
.hero-campus-photo {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 55%;
  height: 100%;
  z-index: 1;
}

.hero-campus-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center left;
  display: block;
}

/* Saffron Diagonal Divider Stripe */
.hero-accent-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--accent); /* #FF8C00 */
  clip-path: polygon(0 0, 57% 0, 46% 100%, 0 100%);
  z-index: 2;
  pointer-events: none;
}

/* Deep Purple Main Background Panel */
.hero-purple-bg {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--primary); /* #4B1D6D */
  clip-path: polygon(0 0, calc(57% - 16px) 0, calc(46% - 16px) 100%, 0 100%);
  z-index: 3;
  pointer-events: none;
}

/* Micro-dot Grid Pattern over Purple */
.hero-pattern-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.16) 1.5px, transparent 1.5px);
  background-size: 20px 20px;
  opacity: 0.65;
  pointer-events: none;
}

/* Hero Content Layer */
.hero-content-wrapper {
  position: relative;
  z-index: 4;
  width: 100%;
  display: flex;
  align-items: center;
}

.hero-content-inner {
  max-width: 520px;
  padding: 40px 0;
}

.hero-title {
  font-size: 3.1rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.15;
  margin-bottom: 18px;
  letter-spacing: -0.5px;
}

.hero-title span {
  color: var(--accent); /* Saffron #FF8C00 */
}

.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.6;
  margin-bottom: 32px;
  font-weight: 400;
}

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

.btn-hero {
  padding: 13px 26px;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.6px;
  border-radius: 6px;
  text-transform: uppercase;
  transition: var(--transition);
}

.btn-hero-primary {
  background-color: var(--accent);
  color: #FFFFFF;
  border: 2px solid var(--accent);
  box-shadow: 0 4px 16px rgba(255, 140, 0, 0.4);
}

.btn-hero-primary:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(255, 140, 0, 0.5);
}

.btn-hero-outline {
  background-color: transparent;
  color: #FFFFFF;
  border: 1.5px solid rgba(255, 255, 255, 0.9);
}

.btn-hero-outline:hover {
  background-color: #FFFFFF;
  color: var(--primary);
  border-color: #FFFFFF;
  transform: translateY(-2px);
}

/* --- Value Pillars (4 Key Reference Cards) --- */
.pillars-section {
  padding: 50px 0;
  background: #FFFFFF;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.pillar-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  box-shadow: var(--shadow-sm);
}

.pillar-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--secondary);
}

.pillar-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 30%;
  right: 30%;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  opacity: 0;
  transition: var(--transition);
}

.pillar-card:hover::after {
  opacity: 1;
  left: 15%;
  right: 15%;
}

.pillar-icon-wrap {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  transition: var(--transition);
}

.pillar-card:nth-child(1) .pillar-icon-wrap { background: var(--secondary-subtle); color: var(--primary); }
.pillar-card:nth-child(2) .pillar-icon-wrap { background: var(--accent-light); color: #B35900; }
.pillar-card:nth-child(3) .pillar-icon-wrap { background: #E8F4FD; color: #0284C7; }
.pillar-card:nth-child(4) .pillar-icon-wrap { background: #EAF9F1; color: #059669; }

.pillar-title {
  font-size: 1.05rem;
  margin-bottom: 8px;
  color: var(--primary);
}

.pillar-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* --- Stats Counter Bar (Reference Banner) --- */
.stats-banner {
  background: linear-gradient(135deg, var(--primary) 0%, #34124E 100%);
  color: #FFFFFF;
  padding: 40px 0;
  position: relative;
}

.stats-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--secondary));
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.stat-item {
  padding: 10px;
}

.stat-icon {
  font-size: 1.6rem;
  color: var(--accent);
  margin-bottom: 8px;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-number span {
  color: var(--accent);
}

.stat-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-subtitle {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent);
  background: var(--accent-subtle);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
  border: 1px solid rgba(255, 140, 0, 0.2);
}

.section-title {
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-title span {
  color: var(--secondary);
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
}

/* --- Featured Programs Grid --- */
.programs-section {
  padding: 70px 0;
  background: var(--surface);
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.program-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-color);
}

.program-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--secondary-light);
}

.program-thumb {
  height: 200px;
  position: relative;
  overflow: hidden;
  background: var(--primary-dark);
}

.program-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.program-card:hover .program-thumb img {
  transform: scale(1.08);
}

.program-thumb-badge {
  position: absolute;
  top: 14px;
  right: 14px;
}

.program-dept-tag {
  position: absolute;
  bottom: 14px;
  left: 14px;
  background: rgba(75, 29, 109, 0.85);
  color: #FFFFFF;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

.program-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.program-title {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--primary);
}

.program-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.program-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.program-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  flex-grow: 1;
}

.program-link {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.program-link:hover {
  color: var(--accent-hover);
  transform: translateX(4px);
}

/* --- CTA Banner (Reference layout bottom bar) --- */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, #35134F 100%);
  color: #FFFFFF;
  padding: 44px 0;
  margin: 50px 0 0;
  position: relative;
}

.cta-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.cta-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.cta-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--accent-light);
  flex-shrink: 0;
}

.cta-text h3 {
  color: #FFFFFF;
  font-size: 1.6rem;
  margin-bottom: 4px;
}

.cta-text p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  margin: 0;
}

/* --- Page Banner / Subpage Header --- */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #35134F 100%);
  color: #FFFFFF;
  padding: 60px 0 50px;
  position: relative;
  overflow: hidden;
}

.page-hero-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1.5px, transparent 1.5px);
  background-size: 20px 20px;
  opacity: 0.6;
}

.page-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.page-hero-title {
  font-size: 2.5rem;
  color: #FFFFFF;
  margin-bottom: 12px;
}

.page-hero-title span {
  color: var(--accent);
}

.page-hero-desc {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 18px;
}

.breadcrumbs {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
}

.breadcrumbs a {
  color: #FFFFFF;
}

.breadcrumbs a:hover {
  color: var(--accent);
}

.breadcrumbs span {
  color: var(--accent-light);
}

/* --- Department Details Tabs & Content --- */
.dept-page-section {
  padding: 60px 0 80px;
}

/* --- Sticky Quick-Jump Navigation Bar --- */
.dept-quick-nav-wrapper {
  position: sticky;
  top: 76px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 95;
  border-top: 1px solid var(--border-color);
  border-bottom: 2px solid rgba(75, 29, 109, 0.1);
  box-shadow: 0 4px 16px rgba(75, 29, 109, 0.06);
  margin-bottom: 45px;
  padding: 10px 0;
  transition: all 0.3s ease;
}

.dept-quick-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 4px 2px;
}

.dept-quick-nav::-webkit-scrollbar {
  display: none;
}

.dept-quick-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  padding-right: 10px;
  border-right: 2px solid var(--border-color);
  flex-shrink: 0;
}

.dept-quick-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--surface);
  border-radius: var(--radius-full);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid var(--border-color);
  transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
  flex-shrink: 0;
}

.dept-quick-link:hover {
  color: var(--primary);
  background: #FFFFFF;
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.dept-quick-link.active {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #FFFFFF;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(126, 63, 242, 0.3);
}

.dept-quick-link.active i {
  color: var(--accent-light);
}

/* Fallback for legacy tab nav */
.dept-tabs-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 36px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.dept-tab-btn {
  background: none;
  border: none;
  padding: 10px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-full);
  transition: var(--transition);
  white-space: nowrap;
}

/* Department Section Sequential Flow (Displayed One by One) */
.dept-section,
.tab-pane {
  display: block !important;
  scroll-margin-top: 145px;
  margin-bottom: 60px;
  padding-bottom: 50px;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  animation: fadeIn 0.4s ease;
}

.dept-section:last-of-type,
.tab-pane:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.dept-section-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 26px;
  padding-bottom: 14px;
  border-bottom: 2px solid rgba(75, 29, 109, 0.08);
  position: relative;
}

.dept-section-header::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 70px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.dept-section-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(75, 29, 109, 0.08) 0%, rgba(255, 140, 0, 0.15) 100%);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
  border: 1px solid rgba(75, 29, 109, 0.12);
}

.dept-section-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--primary);
  margin: 0;
  line-height: 1.25;
}

.dept-section-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 3px;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* HOD Profile Showcase Card */
.hod-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 32px;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 30px;
  align-items: center;
  margin-bottom: 40px;
  box-shadow: var(--shadow-sm);
}

.hod-avatar-wrap {
  text-align: center;
}

.hod-avatar {
  width: 170px;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 3px solid var(--accent);
  box-shadow: var(--shadow-md);
  margin: 0 auto 12px;
}

.hod-name {
  font-size: 1.4rem;
  color: var(--primary);
  margin-bottom: 4px;
}

.hod-title {
  font-size: 0.95rem;
  color: var(--secondary);
  font-weight: 600;
  margin-bottom: 12px;
}

.hod-bio {
  font-size: 0.92rem;
  color: var(--text-main);
  line-height: 1.65;
  margin-bottom: 14px;
}

/* Faculty Grid */
.faculty-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.faculty-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.faculty-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--secondary-light);
}

.faculty-img {
  width: 100px;
  height: 120px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin: 0 auto 14px;
  border: 2px solid var(--border-color);
  background: var(--surface);
}

.faculty-name {
  font-size: 1rem;
  color: var(--primary);
  margin-bottom: 4px;
}

.faculty-qual {
  font-size: 0.78rem;
  color: var(--secondary);
  font-weight: 600;
  margin-bottom: 4px;
}

.faculty-role {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.faculty-email {
  font-size: 0.75rem;
  color: var(--accent);
  word-break: break-all;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.faculty-email:hover {
  text-decoration: underline;
}

/* Laboratories Grid */
.labs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.lab-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.lab-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--secondary);
}

.lab-card-img {
  height: 160px;
  width: 100%;
  object-fit: cover;
  background: var(--primary-dark);
}

.lab-card-body {
  padding: 18px;
}

.lab-card-title {
  font-size: 1.05rem;
  color: var(--primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lab-card-title i {
  color: var(--accent);
}

.lab-card-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* POs / PSOs / PEOs Lists */
.outcome-item {
  background: var(--surface);
  border-left: 4px solid var(--secondary);
  padding: 14px 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 12px;
}

.outcome-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
}

.outcome-desc {
  font-size: 0.88rem;
  color: var(--text-main);
  margin: 0;
}

/* --- Admissions Page Components --- */
.table-responsive {
  overflow-x: auto;
  margin: 24px 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.custom-table th {
  background: var(--primary);
  color: #FFFFFF;
  padding: 14px 18px;
  font-weight: 600;
}

.custom-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
}

.custom-table tr:last-child td {
  border-bottom: none;
}

.custom-table tr:nth-child(even) {
  background: var(--surface);
}

.form-box {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-family: inherit;
  font-size: 0.92rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: #FFFFFF;
  color: var(--text-main);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px var(--secondary-subtle);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* --- Gallery & Event Components --- */
.filter-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.filter-btn {
  background: var(--surface);
  border: 1px solid var(--border-color);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

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

.gallery-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 240px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(75, 29, 109, 0.9) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  color: #FFFFFF;
}

.gallery-card:hover .gallery-overlay {
  opacity: 1;
}

.gallery-card:hover img {
  transform: scale(1.08);
}

.gallery-overlay h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.gallery-overlay p {
  font-size: 0.8rem;
  color: var(--accent-light);
  margin: 0;
}

/* Lightbox Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 5, 20, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  display: flex;
  opacity: 1;
}

.modal-content {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  max-width: 800px;
  width: 100%;
  overflow: hidden;
  position: relative;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.35);
  animation: modalScale 0.3s ease;
}

@keyframes modalScale {
  from { transform: scale(0.92); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  background: rgba(0, 0, 0, 0.5);
  color: #FFFFFF;
  border: none;
  border-radius: 50%;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  z-index: 10;
}

.modal-close:hover {
  background: var(--accent);
}

/* --- Footer --- */
.site-footer {
  background: #1F0B2E;
  color: rgba(255, 255, 255, 0.8);
  padding: 70px 0 20px;
  position: relative;
  border-top: 4px solid var(--accent);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.15rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-links a:hover {
  color: var(--accent);
  transform: translateX(4px);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.88rem;
}

.footer-contact-item i {
  color: var(--accent);
  margin-top: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.82rem;
}

/* Toast Feedback */
.toast-msg {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--primary-dark);
  color: #FFFFFF;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 3000;
  border-left: 5px solid var(--accent);
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
}

.toast-msg.show {
  transform: translateY(0);
  opacity: 1;
}

/* Floating Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 46px;
  height: 46px;
  background: var(--accent);
  color: #FFFFFF;
  border: none;
  border-radius: 50%;
  box-shadow: var(--shadow-saffron);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--primary);
  transform: translateY(-4px);
}

/* --- Responsive Media Queries --- */
/* --- Responsive Media Queries --- */
@media (max-width: 1024px) {
  .hero-section {
    height: 480px;
  }
  .hero-title {
    font-size: 2.6rem;
  }
  .hero-campus-photo {
    width: 50%;
  }
  .hero-accent-divider {
    clip-path: polygon(0 0, 60% 0, 50% 100%, 0 100%);
  }
  .hero-purple-bg {
    clip-path: polygon(0 0, calc(60% - 14px) 0, calc(50% - 14px) 100%, 0 100%);
  }
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .programs-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }
  .hod-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .faculty-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --- Navigation Responsiveness --- */
@media (min-width: 1025px) and (max-width: 1240px) {
  .brand-sub {
    display: none;
  }
  .brand-emblem {
    width: 42px;
    height: 42px;
    font-size: 1.05rem;
  }
  .brand-title {
    font-size: 1rem;
  }
  .nav-link {
    padding: 6px 7px;
    font-size: 0.82rem;
  }
  .nav-menu {
    gap: 2px;
  }
}

@media (max-width: 1024px) {
  .mobile-toggle {
    display: block;
  }
  .nav-menu {
    position: fixed;
    top: 72px;
    left: -100%;
    width: 82%;
    max-width: 320px;
    height: calc(100vh - 72px);
    background: #FFFFFF;
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    box-shadow: var(--shadow-lg);
    transition: left 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
    overflow-y: auto;
    z-index: 1001;
    gap: 4px;
  }
  .nav-menu.open {
    left: 0;
  }
  .nav-menu li {
    width: 100%;
  }
  .nav-menu .nav-link {
    width: 100%;
    padding: 10px 14px;
    font-size: 0.95rem;
  }
  .nav-menu .btn {
    width: 100%;
    margin-left: 0 !important;
    margin-top: 10px;
    text-align: center;
    justify-content: center;
  }
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: 12px;
    width: 100%;
    display: none;
  }
  .nav-dropdown.active .dropdown-menu {
    display: block;
  }
}

@media (max-width: 768px) {
  .hero-section {
    height: auto;
    min-height: auto;
    flex-direction: column;
  }
  .hero-campus-photo {
    position: relative;
    width: 100%;
    height: 280px;
  }
  .hero-accent-divider,
  .hero-purple-bg {
    display: none;
  }
  .hero-content-wrapper {
    background: var(--primary);
    border-bottom: 5px solid var(--accent);
  }
  .hero-content-inner {
    max-width: 100%;
    text-align: center;
    padding: 36px 0;
  }
  .hero-actions {
    justify-content: center;
  }
  .top-bar {
    display: none;
  }
  .hero-title {
    font-size: 2.1rem;
  }
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  .programs-grid {
    grid-template-columns: 1fr;
  }
  .labs-grid {
    grid-template-columns: 1fr;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .cta-wrapper {
    flex-direction: column;
    text-align: center;
  }
  .cta-left {
    flex-direction: column;
  }
  .dept-quick-nav-wrapper {
    top: 60px;
    padding: 8px 0;
  }
  .dept-quick-label {
    display: none;
  }
  .dept-quick-link {
    padding: 6px 14px;
    font-size: 0.82rem;
  }
  .dept-section,
  .tab-pane {
    scroll-margin-top: 125px;
    margin-bottom: 40px;
    padding-bottom: 35px;
  }
  .dept-section-header {
    margin-bottom: 20px;
    padding-bottom: 12px;
  }
  .dept-section-title {
    font-size: 1.25rem;
  }
}

/* --- Principal Spotlight & Message Styles --- */
.principal-spotlight {
  background: linear-gradient(135deg, #FAF8FF 0%, #FFF9F2 100%);
  border: 1px solid rgba(126, 63, 242, 0.15);
  border-radius: var(--radius-xl);
  padding: 40px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.principal-spotlight::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: linear-gradient(to bottom, var(--accent), var(--secondary));
}

.principal-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 36px;
  align-items: center;
}

.principal-photo-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid #FFFFFF;
  background: #FFFFFF;
}

.principal-photo-frame img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.4s ease;
}

.principal-photo-frame:hover img {
  transform: scale(1.03);
}

.principal-badge {
  position: absolute;
  bottom: 12px;
  left: 12px;
  right: 12px;
  background: rgba(75, 29, 109, 0.92);
  backdrop-filter: blur(6px);
  color: #FFFFFF;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  text-align: center;
  border-left: 3px solid var(--accent);
}

.principal-badge h4 {
  color: #FFFFFF;
  font-size: 0.95rem;
  margin: 0;
}

.principal-badge span {
  font-size: 0.76rem;
  color: var(--accent-light);
}

.principal-quote-box {
  position: relative;
}

.principal-quote-box .quote-icon {
  font-size: 2.8rem;
  color: rgba(255, 140, 0, 0.25);
  line-height: 1;
  margin-bottom: 10px;
}

.principal-quote-box blockquote {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-main);
  font-style: italic;
  margin-bottom: 18px;
}

.principal-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  padding-top: 15px;
  border-top: 1px solid var(--border-color);
}

/* --- Library Department Specific Styles --- */
.library-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.library-stat-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.library-stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--secondary-light);
}

.library-stat-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
}

.library-stat-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  background: var(--secondary-subtle);
  color: var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.library-stat-number {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 4px;
}

.library-stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Floor Layout Cards */
.floor-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.floor-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.floor-card-header {
  padding: 20px 24px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.floor-card-header h3 {
  color: #FFFFFF;
  font-size: 1.25rem;
  margin: 0;
}

.floor-card-body {
  padding: 24px;
  flex-grow: 1;
}

.floor-card-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.floor-card-list li {
  padding: 10px 0;
  border-bottom: 1px dashed var(--border-color);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
}

.floor-card-list li:last-child {
  border-bottom: none;
}

.floor-card-list li i {
  color: var(--accent);
  margin-top: 4px;
  font-size: 1rem;
}

/* E-Resource & Software Tables */
.eresource-table-container {
  overflow-x: auto;
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  margin-bottom: 30px;
}

.eresource-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.eresource-table th {
  background: #FAF8FF;
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 700;
  padding: 14px 18px;
  border-bottom: 2px solid var(--border-color);
  white-space: nowrap;
}

.eresource-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.88rem;
  color: var(--text-main);
  vertical-align: middle;
}

.eresource-table tr:hover {
  background-color: #FAF5FF;
}

.eresource-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  background: var(--secondary-subtle);
  color: var(--secondary);
  font-size: 0.78rem;
  font-weight: 600;
  transition: var(--transition);
}

.eresource-link-btn:hover {
  background: var(--secondary);
  color: #FFFFFF;
}

/* Library Facility Photo Tour */
.facility-tour-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.facility-tour-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.facility-tour-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.facility-tour-thumb {
  height: 200px;
  position: relative;
  overflow: hidden;
}

.facility-tour-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.facility-tour-card:hover .facility-tour-thumb img {
  transform: scale(1.05);
}

.facility-tour-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(75, 29, 109, 0.85);
  backdrop-filter: blur(4px);
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.facility-tour-info {
  padding: 18px 20px;
}

.facility-tour-info h4 {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 6px;
}

.facility-tour-info p {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

/* Library Staff Directory */
.library-staff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.library-staff-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 22px;
  display: flex;
  gap: 18px;
  align-items: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.library-staff-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--secondary-light);
}

.library-staff-avatar {
  width: 80px;
  height: 96px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid var(--border-color);
  background: var(--surface);
}

.library-staff-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.library-staff-details {
  flex-grow: 1;
}

.library-staff-details h4 {
  font-size: 1.05rem;
  color: var(--primary);
  margin-bottom: 3px;
}

.library-staff-role {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-hover);
  margin-bottom: 4px;
}

.library-staff-qual {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.library-staff-email {
  font-size: 0.76rem;
  color: var(--secondary);
  word-break: break-all;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.library-staff-email:hover {
  text-decoration: underline;
}

/* Responsive adjustments for Library & Principal */
@media (max-width: 992px) {
  .principal-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .principal-photo-frame {
    max-width: 260px;
    margin: 0 auto;
  }
  .principal-meta {
    justify-content: center;
  }
  .library-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .facility-tour-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .library-staff-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .floor-layout-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .library-stats-grid {
    grid-template-columns: 1fr;
  }
  .facility-tour-grid {
    grid-template-columns: 1fr;
  }
  .library-staff-grid {
    grid-template-columns: 1fr;
  }
  .principal-spotlight {
    padding: 24px 18px;
  }
}