/**
 * TTU Engineering Theme - Complete Styles
 * Version: 1.0.0
 * 
 * @package TTU_Engineering
 */

/* ============================================
   TABLE OF CONTENTS
   ============================================
   1. CSS Variables & Root - Green & Gold Theme
   2. Reset & Base Styles
   3. Typography
   4. Header & Navigation
   5. Hero Carousel
   6. Sections General
   7. Dean's Welcome Section
   8. Departments Section
   9. News Section
   10. Events Section
   11. Call To Action Section
   12. Footer
   13. Page Templates
   14. Single Pages
   15. Sidebar
   16. Forms & Buttons
   17. Pagination
   18. Animations
   19. Responsive Breakpoints
   20. Print Styles
   21. Utility Classes
   22. Page Hero Banner
   23. Fullwidth Page Content
   24. Staff Display Styles
   25. Color Classes
   ============================================ */

/* ============================================
   1. CSS VARIABLES & ROOT - GREEN & GOLD THEME
   ============================================ */
:root {
  /* Primary Colors - Green Theme */
  --primary-color: #21834e;
  --primary-dark: #1a6a3e;
  --primary-light: #2a9d5e;

  /* Secondary Colors - Gold Theme */
  --secondary-color: #e5ba41;
  --secondary-dark: #c9a538;
  --secondary-light: #edc85e;

  /* Text Colors */
  --text-color: #2d3748;
  --heading-color: #1a202c;

  /* Background Colors */
  --body-bg: #f7fafc;
  --section-bg: #edf2f7;
  --card-bg: #ffffff;

  /* Footer Colors */
  --footer-bg: #1a202c;
  --footer-text: #a0aec0;
  --footer-heading: #ffffff;

  /* Button Colors */
  --button-bg: #21834e;
  --button-hover: #1a6a3e;
  --button-text: #ffffff;

  /* Navbar Colors */
  --navbar-bg: #ffffff;
  --navbar-link: #2d3748;
  --navbar-link-hover: #e5ba41;

  /* RGB Values for rgba() usage */
  --primary-rgb: 33, 131, 78;
  --secondary-rgb: 229, 186, 65;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 5rem;

  /* Typography */
  --font-primary:
    "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, sans-serif;
  --font-heading: "Poppins", sans-serif;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms;
  --transition-base: 300ms;
  --transition-slow: 500ms;
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  :root {
    --section-bg: #1a1a1a;
    --card-bg: #2d2d2d;
    --body-bg: #1a1a1a;
    --text-color: #e2e8f0;
    --heading-color: #ffffff;
    --navbar-bg: #1a1a1a;
    --navbar-link: #e2e8f0;
  }
}

/* ============================================
   2. RESET & BASE STYLES
   ============================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--body-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Selection Color */
::selection {
  background-color: var(--primary-color);
  color: white;
}

::-moz-selection {
  background-color: var(--primary-color);
  color: white;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* ============================================
   3. TYPOGRAPHY
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--heading-color);
}

h1 {
  font-size: var(--font-size-5xl);
}
h2 {
  font-size: var(--font-size-4xl);
}
h3 {
  font-size: var(--font-size-3xl);
}
h4 {
  font-size: var(--font-size-2xl);
}
h5 {
  font-size: var(--font-size-xl);
}
h6 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-color);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: all var(--transition-base) var(--ease-out);
}

a:hover {
  color: var(--secondary-color);
}

ul,
ol {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
}

/* ============================================
   4. HEADER & NAVIGATION
   ============================================ */
.top-header {
  font-size: 0.875rem;
  background: var(--primary-color);
  color: white;
}

.top-header a {
  color: white;
  transition: opacity var(--transition-base);
}

.top-header a:hover {
  color: white;
  opacity: 0.8;
}

.navbar {
  padding: 1rem 0;
  transition: all var(--transition-base) var(--ease-out);
  background-color: var(--navbar-bg);
}

.navbar.scrolled {
  padding: 0.5rem 0;
  box-shadow: var(--shadow-lg);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.5rem;
}

.navbar-brand img {
  max-height: 60px;
  width: auto;
  transition: all var(--transition-base);
}

.navbar.scrolled .navbar-brand img {
  max-height: 50px;
}

.navbar-nav .nav-link {
  font-weight: 500;
  padding: 0.5rem 1rem;
  color: var(--navbar-link);
  position: relative;
  transition: color var(--transition-base);
}

.navbar-nav .nav-link::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--secondary-color);
  transition: all var(--transition-base) var(--ease-out);
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::before,
.navbar-nav .nav-link.active::before {
  width: 80%;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--navbar-link-hover) !important;
}

/* Dropdown Menu */
.dropdown-menu {
  border: none;
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  margin-top: 0.5rem;
  padding: 0.5rem 0;
  background: var(--card-bg);
}

.dropdown-menu .dropdown-item {
  padding: 0.5rem 1.5rem;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
  color: var(--text-color);
}

.dropdown-menu .dropdown-item:hover {
  background-color: var(--secondary-color);
  color: white;
  padding-left: 2rem;
}

/* Desktop Dropdown Hover */
@media (min-width: 992px) {
  .dropdown:hover .dropdown-menu {
    display: block;
    opacity: 1;
    visibility: visible;
    animation: fadeInUp 0.3s ease;
  }

  .dropdown-menu {
    display: block;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }
}

/* Mobile Menu */
@media (max-width: 991.98px) {
  .navbar-collapse {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--navbar-bg);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-base);
    z-index: 1050;
    padding: 80px 20px 20px;
    overflow-y: auto;
  }

  .navbar-collapse.show {
    right: 0;
  }

  .navbar-toggler {
    position: relative;
    z-index: 1051;
  }

  .navbar-nav .nav-link {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--section-bg);
  }

  .navbar-nav .nav-link::before {
    display: none;
  }

  .dropdown-menu {
    position: static;
    float: none;
    width: 100%;
    margin-top: 0;
    background: var(--section-bg);
    box-shadow: none;
    padding-left: 1rem;
  }

  .dropdown-toggle::after {
    float: right;
    margin-top: 0.5rem;
  }
}

/* Apply Now Button */
.apply-now-nav {
  background: linear-gradient(
    135deg,
    var(--secondary-color),
    var(--secondary-dark)
  ) !important;
  color: #ffffff !important;
  border: none !important;
  padding: 8px 24px !important;
  border-radius: 50px !important;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  margin-left: 15px;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.apply-now-nav:hover {
  background: linear-gradient(
    135deg,
    var(--secondary-dark),
    var(--secondary-color)
  ) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(229, 186, 65, 0.3);
}

/* Search Bar */
#searchBar {
  transition: all var(--transition-base);
}

#searchBar.show {
  animation: slideDown 0.3s ease;
}

.search-toggle {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent !important;
  border: none !important;
  cursor: pointer;
  margin-left: 10px;
  transition: transform var(--transition-base);
}

.search-toggle i {
  font-size: 18px;
  color: var(--navbar-link);
  transition: all var(--transition-base);
}

.search-toggle:hover i {
  color: var(--secondary-color);
  transform: scale(1.1);
}

/* ============================================
   5. HERO CAROUSEL
   ============================================ */
.hero-section .carousel-item {
  height: 85vh;
  min-height: 600px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.carousel-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    rgba(0, 0, 0, 0.7) 0%,
    rgba(0, 0, 0, 0.3) 100%
  );
}

.carousel-item .container {
  position: relative;
  z-index: 2;
}

.carousel-item h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.carousel-item .lead {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.carousel-control-prev,
.carousel-control-next {
  width: 5%;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.hero-section:hover .carousel-control-prev,
.hero-section:hover .carousel-control-next {
  opacity: 1;
}

.carousel-indicators button {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin: 0 5px;
  background-color: white;
  opacity: 0.5;
  transition: all 0.3s ease;
}

.carousel-indicators button.active {
  opacity: 1;
  background-color: var(--secondary-color);
  transform: scale(1.2);
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
  width: 40px;
  height: 40px;
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: 50%;
  background-size: 50%;
  transition: all 0.3s ease;
}

.carousel-control-prev-icon:hover,
.carousel-control-next-icon:hover {
  background-color: var(--secondary-color);
  transform: scale(1.1);
}

/* Carousel Fade Animation */
.carousel-fade .carousel-item {
  opacity: 0;
  transition-duration: 0.6s;
  transition-property: opacity;
}

.carousel-fade .carousel-item.active,
.carousel-fade .carousel-item-next.carousel-item-start,
.carousel-fade .carousel-item-prev.carousel-item-end {
  opacity: 1;
}

.carousel-fade .carousel-item-next,
.carousel-fade .carousel-item-prev,
.carousel-fade .carousel-item.active.carousel-item-start,
.carousel-fade .carousel-item.active.carousel-item-end {
  opacity: 0;
}

.carousel-fade .carousel-item-next,
.carousel-fade .carousel-item-prev,
.carousel-fade .carousel-item.active,
.carousel-fade .carousel-item.active.carousel-item-start,
.carousel-fade .carousel-item.active.carousel-item-end {
  transform: none;
}

/* ============================================
   6. SECTIONS GENERAL
   ============================================ */
.section-padding {
  padding: var(--spacing-xxl) 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  position: relative;
  padding-bottom: var(--spacing-sm);
  text-align: center;
  color: var(--heading-color);
}

.section-title:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--secondary-color);
  border-radius: var(--radius-full);
}

.section-title-left {
  text-align: left;
}

.section-title-left:after {
  left: 0;
  transform: none;
}

/* ============================================
   7. DEAN'S WELCOME SECTION
   ============================================ */
.deans-welcome {
  background: linear-gradient(
    135deg,
    var(--section-bg) 0%,
    var(--body-bg) 100%
  );
}

.welcome-content .lead {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-color);
}

.dean-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.dean-title {
  font-size: 1rem;
  color: var(--secondary-color);
}

.dean-signature {
  max-height: 60px;
  width: auto;
}

.dean-image {
  max-height: 500px;
  width: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  transition: transform var(--transition-base);
}

.dean-image:hover {
  transform: scale(1.02);
}

/* ============================================
   8. DEPARTMENTS SECTION
   ============================================ */
.department-card .card {
  border: none;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base) var(--ease-out);
  background: var(--card-bg);
}

.department-card .card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-top: 3px solid var(--secondary-color);
}

.department-card .card-img-top {
  height: 250px;
  object-fit: cover;
}

.department-card .card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: var(--heading-color);
}

.department-card .card-text {
  font-size: 0.875rem;
  color: var(--text-color);
}

/* Owl Carousel Customization */
.departments-slider .owl-nav {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  pointer-events: none;
}

.departments-slider .owl-nav button {
  position: absolute;
  width: 40px;
  height: 40px;
  background: var(--primary-color) !important;
  color: white !important;
  border-radius: 50% !important;
  pointer-events: auto;
  transition: all var(--transition-base);
}

.departments-slider .owl-nav button:hover {
  background: var(--secondary-color) !important;
  transform: scale(1.1);
}

.departments-slider .owl-prev {
  left: -20px;
}

.departments-slider .owl-next {
  right: -20px;
}

.departments-slider .owl-dots {
  margin-top: var(--spacing-lg);
}

.departments-slider .owl-dot span {
  width: 10px;
  height: 10px;
  margin: 5px;
  background: var(--section-bg);
  border-radius: 50%;
  transition: all var(--transition-base);
}

.departments-slider .owl-dot.active span {
  background: var(--secondary-color);
  width: 30px;
  border-radius: var(--radius-full);
}

/* ============================================
   9. NEWS SECTION
   ============================================ */
.news-card .card {
  border: none;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  background: var(--card-bg);
}

.news-card .card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.news-card .card-img-top {
  height: 200px;
  object-fit: cover;
}

.news-meta {
  font-size: 0.75rem;
  color: var(--text-color);
  opacity: 0.7;
}

.news-card .card-title {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--heading-color);
}

.news-card .card-text {
  font-size: 0.875rem;
  color: var(--text-color);
}

/* ============================================
   10. EVENTS SECTION
   ============================================ */
.event-card {
  transition: transform var(--transition-base);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--card-bg);
}

.event-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.event-date {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-dark)
  );
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.event-day {
  font-size: 2rem;
  line-height: 1;
}

.event-month {
  font-size: 0.875rem;
  text-transform: uppercase;
}

.event-card .card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--heading-color);
}

.event-meta i {
  color: var(--secondary-color);
}

/* Featured Event */
.event-card.border-top {
  border-top-width: 4px !important;
  border-top-color: var(--secondary-color) !important;
}

/* ============================================
   11. CALL TO ACTION SECTION
   ============================================ */
.cta-section {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--primary-dark) 100%
  );
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.1) 1%,
    transparent 1%
  );
  background-size: 50px 50px;
  animation: moveBackground 20s linear infinite;
}

.cta-section .container {
  position: relative;
  z-index: 2;
}

.cta-section h2 {
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
  color: #ffffff;
}

.cta-section .btn {
  padding: 12px 30px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.cta-section .btn-primary {
  background-color: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
}

.cta-section .btn-primary:hover {
  background-color: var(--secondary-dark) !important;
  border-color: var(--secondary-dark) !important;
}

/* ============================================
   12. FOOTER
   ============================================ */
.footer {
  background-color: var(--footer-bg);
  color: var(--footer-text);
}

.footer-widget-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-bottom: var(--spacing-xs);
  color: var(--footer-heading);
}

.footer-widget-title:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--secondary-color);
}

.footer a {
  color: var(--footer-text);
  transition: color var(--transition-base);
}

.footer a:hover {
  color: var(--secondary-color);
  text-decoration: none;
}

.footer .social-links a {
  display: inline-block;
  width: 35px;
  height: 35px;
  line-height: 35px;
  text-align: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: all var(--transition-base);
  color: var(--footer-text);
}

.footer .social-links a:hover {
  background: var(--secondary-color);
  color: white;
  transform: translateY(-3px);
}

.newsletter-form .input-group {
  border-radius: var(--radius-md);
  overflow: hidden;
}

.newsletter-form input {
  border: none;
  padding: 0.75rem;
}

.newsletter-form button {
  background: var(--secondary-color);
  border: none;
  padding: 0.75rem 1.5rem;
  color: white;
  font-weight: 600;
  transition: background var(--transition-base);
}

.newsletter-form button:hover {
  background: var(--secondary-dark);
}

/* ============================================
   13. PAGE TEMPLATES
   ============================================ */
/* Departments Archive */
.department-card .card-footer .btn {
  transition: all var(--transition-base);
}

.department-card .card-footer .btn:hover {
  transform: translateX(5px);
}

/* Staff Cards */
.staff-card {
  transition: all var(--transition-base);
  background: var(--card-bg);
  border-radius: var(--radius-lg);
}

.staff-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.staff-card img {
  border: 3px solid var(--secondary-color);
}

.staff-card .card-title {
  color: var(--heading-color);
}

/* Gallery Page */
.gallery-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  cursor: pointer;
}

.gallery-card img {
  transition: transform var(--transition-base);
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.gallery-card:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(33, 131, 78, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.gallery-caption {
  background: white;
  padding: var(--spacing-sm);
  color: var(--text-color);
}

.gallery-filter button {
  margin: 0 5px;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  background: var(--section-bg);
  border: 1px solid var(--section-bg);
  color: var(--text-color);
}

.gallery-filter button.active,
.gallery-filter button:hover {
  background: var(--secondary-color);
  border-color: var(--secondary-color);
  color: white;
}

/* ============================================
   14. SINGLE PAGES
   ============================================ */
/* Single Department */
.department-hero,
.programme-hero,
.staff-hero {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-dark)
  );
  color: #ffffff;
}

.info-box {
  transition: transform var(--transition-base);
  background: var(--card-bg);
}

.info-box:hover {
  transform: translateY(-5px);
}

/* Programme Accordion */
.accordion-button:not(.collapsed) {
  background-color: var(--primary-color);
  color: white;
}

.accordion-button:focus {
  box-shadow: none;
  border-color: var(--secondary-color);
}

/* Core Values */
.core-values {
  background: var(--primary-color);
  color: #ffffff;
}

.partners-card {
  background: var(--primary-color);
  color: #ffffff;
}

/* Achievement Cards */
.achievement-card,
.facility-card,
.info-card {
  border-left: 4px solid var(--secondary-color);
  background: var(--section-bg);
}

/* ============================================
   15. SIDEBAR
   ============================================ */
.widget {
  margin-bottom: var(--spacing-lg);
  background: var(--section-bg);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

.widget-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-bottom: var(--spacing-xs);
  color: var(--heading-color);
}

.widget-title:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--secondary-color);
}

/* ============================================
   16. FORMS & BUTTONS
   ============================================ */
.btn {
  padding: 10px 24px;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary {
  background-color: var(--button-bg) !important;
  border-color: var(--button-bg) !important;
  color: var(--button-text) !important;
}

.btn-primary:hover {
  background-color: var(--button-hover) !important;
  border-color: var(--button-hover) !important;
  color: var(--button-text) !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: #ffffff !important;
}

.btn-secondary:hover {
  background-color: var(--secondary-dark) !important;
  border-color: var(--secondary-dark) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline-primary {
  color: var(--primary-color) !important;
  border-color: var(--primary-color) !important;
}

.btn-outline-primary:hover {
  background-color: var(--primary-color) !important;
  border-color: var(--primary-color) !important;
  color: var(--button-text) !important;
}

.btn-outline-secondary {
  color: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
}

.btn-outline-secondary:hover {
  background-color: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: #ffffff !important;
}

.btn-lg {
  padding: 12px 32px;
  font-size: 1rem;
}

.btn-sm {
  padding: 6px 16px;
  font-size: 0.875rem;
}

/* Form Controls */
.form-control,
.form-select {
  border-radius: var(--radius-md);
  border: 1px solid var(--section-bg);
  padding: 0.75rem;
  transition: all var(--transition-base);
  background: var(--card-bg);
  color: var(--text-color);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 0.2rem rgba(var(--secondary-rgb), 0.25);
}

/* ============================================
   17. PAGINATION
   ============================================ */
.pagination {
  margin-top: var(--spacing-xl);
}

.page-link {
  color: var(--primary-color);
  border: none;
  margin: 0 4px;
  border-radius: var(--radius-md);
  padding: 8px 16px;
  transition: all var(--transition-base);
  background: var(--section-bg);
}

.page-link:hover {
  background-color: var(--secondary-color);
  color: white;
}

.page-item.active .page-link {
  background-color: var(--primary-color);
  color: white;
}

/* ============================================
   18. ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes moveBackground {
  from {
    transform: translate(0, 0);
  }
  to {
    transform: translate(50px, 50px);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease-out;
}

/* ============================================
   19. RESPONSIVE BREAKPOINTS
   ============================================ */
/* Large Desktops */
@media (max-width: 1400px) {
  .container {
    max-width: 1140px;
  }
}

/* Desktops */
@media (max-width: 1200px) {
  .carousel-item h1 {
    font-size: 2.5rem;
  }

  .section-title {
    font-size: 2rem;
  }
}

/* Tablets */
@media (max-width: 991px) {
  :root {
    --spacing-xxl: 3rem;
  }

  .carousel-item {
    height: 60vh;
    min-height: 400px;
  }

  .carousel-item h1 {
    font-size: 2rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .dean-image {
    max-height: 400px;
  }
}

/* Mobile Landscape */
@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
    --spacing-xxl: 2.5rem;
  }

  .top-header {
    display: none;
  }

  .carousel-item {
    height: 50vh;
    min-height: 350px;
  }

  .carousel-item h1 {
    font-size: 1.5rem;
  }

  .carousel-item .lead {
    font-size: 0.875rem;
  }

  .section-padding {
    padding: var(--spacing-xxl) 0;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .dean-image {
    max-height: 300px;
    margin-top: var(--spacing-lg);
  }

  .department-card .card-img-top {
    height: 200px;
  }

  .news-card .card-img-top {
    height: 180px;
  }

  .departments-slider .owl-nav {
    display: none;
  }

  .gallery-card img {
    height: 200px;
  }

  .gallery-filter button {
    margin: 5px;
    padding: 6px 12px;
    font-size: 0.875rem;
  }
}

/* Mobile Portrait */
@media (max-width: 576px) {
  .carousel-item {
    height: 400px;
  }

  .carousel-item h1 {
    font-size: 1.25rem;
  }

  .btn {
    padding: 8px 16px;
    font-size: 0.875rem;
  }

  .btn-lg {
    padding: 10px 20px;
  }

  .staff-card img {
    width: 120px;
    height: 120px;
  }

  .gallery-filter button {
    padding: 5px 10px;
    font-size: 0.75rem;
  }
}

/* Small Mobile */
@media (max-width: 375px) {
  .carousel-item h1 {
    font-size: 1rem;
  }

  .section-title {
    font-size: 1.25rem;
  }
}

/* ============================================
   20. PRINT STYLES
   ============================================ */
@media print {
  .top-header,
  .navbar,
  .footer,
  .carousel-control-prev,
  .carousel-control-next,
  .btn,
  .gallery-filter,
  .social-links {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: black;
    background: white;
  }

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

  .container {
    width: 100%;
    max-width: none;
    padding: 0;
    margin: 0;
  }

  .section-padding {
    padding: 20px 0;
  }
}

/* ============================================
   21. UTILITY CLASSES
   ============================================ */
.text-primary {
  color: var(--primary-color) !important;
}
.text-secondary {
  color: var(--secondary-color) !important;
}
.bg-primary {
  background-color: var(--primary-color) !important;
}
.bg-secondary {
  background-color: var(--secondary-color) !important;
}
.border-primary {
  border-color: var(--primary-color) !important;
}
.border-secondary {
  border-color: var(--secondary-color) !important;
}

.shadow-hover {
  transition: box-shadow var(--transition-base);
}

.shadow-hover:hover {
  box-shadow: var(--shadow-xl);
}

.zoom-hover {
  transition: transform var(--transition-base);
}

.zoom-hover:hover {
  transform: scale(1.05);
}

/* Loading Spinner */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--section-bg);
  border-top-color: var(--secondary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: var(--primary-color);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-base);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
}

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

.back-to-top:hover {
  background: var(--secondary-color);
  transform: translateY(-5px);
}

/* ============================================
   22. PAGE HERO BANNER
   ============================================ */
.page-hero-banner {
  position: relative;
  background-size: cover !important;
  background-position: center center !important;
  background-repeat: no-repeat !important;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 100%;
}

.fullwidth-banner {
  width: 100%;
  min-height: 500px;
}

.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(var(--primary-rgb), 0.85) 0%,
    rgba(0, 0, 0, 0.75) 100%
  );
  z-index: 1;
}

.page-hero-banner .container {
  position: relative;
  z-index: 2;
  padding: 100px 0;
}

.banner-title {
  font-size: 3.5rem;
  font-weight: 800;
  color: #fff !important;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 0.6s ease-out;
}

.page-hero-banner .breadcrumb {
  background: transparent;
  padding: 0;
  margin: 0;
}

.page-hero-banner .breadcrumb-item a {
  color: rgba(255, 255, 255, 0.9) !important;
}

.page-hero-banner .breadcrumb-item a:hover {
  color: var(--secondary-color) !important;
}

.page-hero-banner .breadcrumb-item.active {
  color: white !important;
}

.page-hero-banner .breadcrumb-item + .breadcrumb-item::before {
  color: rgba(255, 255, 255, 0.7) !important;
  content: "›";
}

/* ============================================
   23. FULLWIDTH PAGE CONTENT
   ============================================ */
.fullwidth-content-wrapper {
  padding: 60px 0;
  background: var(--card-bg);
}

.page-content {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-color);
}

.page-content h1,
.page-content h2,
.page-content h3,
.page-content h4,
.page-content h5,
.page-content h6 {
  margin-top: 1.5em;
  margin-bottom: 0.5em;
  color: var(--heading-color);
}

.page-content h1 {
  font-size: 2.5rem;
}
.page-content h2 {
  font-size: 2rem;
}
.page-content h3 {
  font-size: 1.75rem;
}
.page-content h4 {
  font-size: 1.5rem;
}
.page-content h5 {
  font-size: 1.25rem;
}
.page-content h6 {
  font-size: 1rem;
}

.page-content p {
  margin-bottom: 1.25rem;
}

.page-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 1rem 0;
}

.page-content ul,
.page-content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.page-content li {
  margin-bottom: 0.5rem;
}

.page-content blockquote {
  border-left: 4px solid var(--secondary-color);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: var(--section-bg);
  font-style: italic;
  border-radius: 0 8px 8px 0;
  color: var(--text-color);
}

.page-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
}

.page-content th,
.page-content td {
  border: 1px solid var(--section-bg);
  padding: 0.75rem;
  text-align: left;
}

.page-content th {
  background: var(--primary-color);
  color: white;
}

.page-content code {
  background: var(--section-bg);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-size: 0.875rem;
}

/* ============================================
   24. STAFF DISPLAY STYLES
   ============================================ */
.staff-card {
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
  background: var(--card-bg);
  border-radius: var(--radius-lg);
}

.staff-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.staff-card img {
  border: 3px solid var(--secondary-color);
  transition: all 0.3s ease;
}

.staff-card:hover img {
  transform: scale(1.02);
}

.staff-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--section-bg);
  border-radius: 50%;
  color: var(--text-color);
  transition: all 0.3s ease;
}

.staff-social a:hover {
  background: var(--secondary-color);
  color: white;
  transform: translateY(-2px);
}

/* Staff List Styles */
.staff-list-item {
  transition: all 0.3s ease;
  background: var(--card-bg);
}

.staff-list-item:hover {
  background: var(--section-bg);
  transform: translateX(5px);
}

/* Staff Carousel */
.staff-carousel .owl-nav button {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  background: var(--primary-color) !important;
  color: white !important;
  border-radius: 50% !important;
}

.staff-carousel .owl-prev {
  left: -20px;
}

.staff-carousel .owl-next {
  right: -20px;
}

.staff-carousel .owl-dots .owl-dot span {
  width: 10px;
  height: 10px;
  background: var(--section-bg);
}

.staff-carousel .owl-dots .owl-dot.active span {
  background: var(--secondary-color);
}

/* ============================================
   25. COLOR CLASSES - COMPLETE
   ============================================ */

/* Primary Color Classes */
.text-primary {
  color: var(--primary-color) !important;
}
.bg-primary {
  background-color: var(--primary-color) !important;
}
.border-primary {
  border-color: var(--primary-color) !important;
}

/* Secondary/Gold Color Classes */
.text-secondary {
  color: var(--secondary-color) !important;
}
.bg-secondary {
  background-color: var(--secondary-color) !important;
}
.border-secondary {
  border-color: var(--secondary-color) !important;
}

/* Section Title Underline */
.section-title:after,
.section-title-left:after {
  background: var(--secondary-color) !important;
}

/* Dean Title */
.dean-title {
  color: var(--secondary-color) !important;
}

/* Event Meta Icons */
.event-meta i {
  color: var(--secondary-color) !important;
}

/* Staff Social Icons */
.staff-social a:hover {
  background: var(--secondary-color) !important;
  color: #ffffff !important;
}

/* Footer Social Icons */
.footer .social-links a:hover {
  background: var(--secondary-color) !important;
  color: #ffffff !important;
}

/* Gallery Filter Active */
.gallery-filter button.active,
.gallery-filter button:hover {
  background: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: #ffffff !important;
}

/* Carousel Indicators Active */
.carousel-indicators button.active {
  background-color: var(--secondary-color) !important;
}

/* Carousel Controls Hover */
.carousel-control-prev-icon:hover,
.carousel-control-next-icon:hover {
  background-color: var(--secondary-color) !important;
}

/* Accordion Active */
.accordion-button:not(.collapsed) {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
}

.accordion-button:focus {
  border-color: var(--secondary-color) !important;
  box-shadow: 0 0 0 0.2rem rgba(var(--secondary-rgb), 0.25) !important;
}

/* Quick Stats */
.stat-number {
  color: var(--secondary-color) !important;
}

/* Programme Badge */
.programme-badge .badge {
  background-color: var(--secondary-color) !important;
  color: #ffffff !important;
}

/* Widget Title Underline */
.widget-title:after {
  background: var(--secondary-color) !important;
}

/* Newsletter Button */
.newsletter-form button {
  background: var(--secondary-color) !important;
  color: #ffffff !important;
}

.newsletter-form button:hover {
  background: var(--secondary-dark) !important;
}

/* Search Toggle Hover */
.search-toggle:hover i {
  color: var(--secondary-color) !important;
}

/* Banner Overlay */
.banner-overlay {
  background: linear-gradient(
    135deg,
    rgba(var(--primary-rgb), 0.85) 0%,
    rgba(0, 0, 0, 0.75) 100%
  ) !important;
}

/* Department Hero */
.department-hero,
.programme-hero,
.staff-hero {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-dark)
  ) !important;
  color: #ffffff !important;
}

/* Owl Carousel Dots */
.departments-slider .owl-dot.active span {
  background: var(--secondary-color) !important;
}

.departments-slider .owl-nav button:hover {
  background: var(--secondary-color) !important;
}

/* Pagination Hover */
.page-link:hover {
  background-color: var(--secondary-color) !important;
  color: #ffffff !important;
}

/* Back to Top Hover */
.back-to-top:hover {
  background: var(--secondary-color) !important;
  color: #ffffff !important;
}

/* Form Focus */
.form-control:focus,
.form-select:focus {
  border-color: var(--secondary-color) !important;
  box-shadow: 0 0 0 0.2rem rgba(var(--secondary-rgb), 0.25) !important;
}

/* Blockquote */
.page-content blockquote {
  border-left-color: var(--secondary-color) !important;
}

/* Core Values */
.core-values {
  background: var(--primary-color) !important;
  color: #ffffff !important;
}

.partners-card {
  background: var(--primary-color) !important;
  color: #ffffff !important;
}

/* Achievement Cards */
.achievement-card,
.facility-card,
.info-card {
  border-left: 4px solid var(--secondary-color) !important;
  background: var(--section-bg) !important;
}

/* Apply Now Nav */
.apply-now-nav {
  background: linear-gradient(
    135deg,
    var(--secondary-color),
    var(--secondary-dark)
  ) !important;
  color: #ffffff !important;
}

.apply-now-nav:hover {
  background: linear-gradient(
    135deg,
    var(--secondary-dark),
    var(--secondary-color)
  ) !important;
  color: #ffffff !important;
}

/* ============================================
   TOP HEADER SOCIAL MEDIA
   ============================================ */

.top-header {
    background: var(--primary-color);
    color: #ffffff;
    padding: 8px 0;
}

.top-header a {
    color: rgba(255, 255, 255, 0.9);
    transition: all 0.3s ease;
    text-decoration: none;
}

.top-header a:hover {
    color: var(--secondary-color);
    text-decoration: none;
}

.top-social-links {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    margin-left: 8px;
}

.top-social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff !important;
    font-size: 13px;
    transition: all 0.3s ease;
    text-decoration: none !important;
}

.top-social-link:hover {
    background: var(--secondary-color);
    color: #ffffff !important;
    transform: translateY(-2px);
    text-decoration: none !important;
    box-shadow: 0 4px 12px rgba(229, 186, 65, 0.3);
}

.social-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 991.98px) {
    .top-header .text-lg-end {
        text-align: center !important;
        margin-top: 5px;
    }
    
    .top-social-links {
        display: inline-flex;
        margin-top: 4px;
    }
    
    .social-label {
        display: none;
    }
    
    .top-social-link {
        width: 26px;
        height: 26px;
        font-size: 11px;
    }
}

@media (max-width: 576px) {
    .top-header .row {
        text-align: center;
    }
    
    .top-header .small {
        font-size: 0.75rem;
    }
    
    .top-social-link {
        width: 24px;
        height: 24px;
        font-size: 10px;
    }
    
    .top-header a.me-3 {
        margin-right: 0.75rem !important;
    }
}