/* ========== CSS RESET & GLOBAL STYLES ========== */
:root {
  /* Color Palette */
  --primary: #4361ee;
  --primary-dark: #3a56d4;
  --primary-light: #e6ebff;
  --secondary: #7209b7;
  --accent: #f72585;
  --success: #4cc9f0;

  /* Dark Theme */
  --dark-bg: #0d1117;
  --dark-surface: #161b22;
  --dark-border: #30363d;
  --dark-text: #c9d1d9;
  --dark-text-secondary: #8b949e;

  /* Light Theme */
  --light-bg: #ffffff;
  --light-surface: #f8f9fa;
  --light-border: #e1e4e8;
  --light-text: #24292e;
  --light-text-secondary: #6a737d;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
  --gradient-light: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  --gradient-dark: linear-gradient(135deg, #0d1117 0%, #161b22 100%);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --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);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Layout */
  --header-height: 80px;
  --container-width: 1200px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  background-color: var(--light-bg);
  color: var(--light-text);
  line-height: 1.6;
  transition:
    background-color 0.3s,
    color 0.3s;
}

body.dark-theme {
  background-color: var(--dark-bg);
  color: var(--dark-text);
}

/* ========== LOADING STATES ========== */
.placeholder {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  color: transparent;
  border-color: transparent;
  pointer-events: none;
}

.dark-theme .placeholder {
  background: linear-gradient(90deg, #2a2a3a 25%, #3a3a4a 50%, #2a2a3a 75%);
}

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

/* ========== NAVIGATION ========== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--light-border);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}

.dark-theme .navbar {
  background: rgba(13, 17, 23, 0.95);
  border-bottom-color: var(--dark-border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-icon i {
  font-size: 1.5rem;
  color: white;
}

.logo-text h1 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0;
  color: var(--primary);
}

.logo-tagline {
  font-size: 0.85rem;
  color: var(--light-text-secondary);
  margin: 0;
}

.dark-theme .logo-tagline {
  color: var(--dark-text-secondary);
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  color: var(--light-text);
  text-decoration: none;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all 0.2s;
}

.dark-theme .nav-link {
  color: var(--dark-text);
}

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

.dark-theme .nav-link:hover {
  background: var(--dark-surface);
}

.nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
}

.dark-theme .nav-link.active {
  background: rgba(67, 97, 238, 0.2);
}

.nav-link.admin-link {
  background: var(--gradient-primary);
  color: white !important;
}

.nav-link.admin-link:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 15px;
}

.theme-toggle {
  width: 40px;
  height: 40px;
  background: var(--light-surface);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--light-text);
  transition: all 0.3s;
  border: none;
}

.dark-theme .theme-toggle {
  background: var(--dark-surface);
  color: var(--dark-text);
}

.theme-toggle:hover {
  transform: rotate(30deg);
  background: var(--primary-light);
  color: var(--primary);
}

.mobile-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--light-surface);
  color: var(--light-text);
  border: none;
  cursor: pointer;
  font-size: 1.3rem;
}

.dark-theme .mobile-menu-btn {
  background: var(--dark-surface);
  color: var(--dark-text);
}

/* ========== MOBILE MENU ========== */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -320px;
  width: 320px;
  height: 100vh;
  background: var(--light-bg);
  box-shadow: var(--shadow-lg);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  transition: right 0.3s;
}

.dark-theme .mobile-menu {
  background: var(--dark-bg);
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  border-bottom: 1px solid var(--light-border);
}

.dark-theme .mobile-menu-header {
  border-bottom-color: var(--dark-border);
}

.mobile-menu-header .logo {
  flex: 1;
}

.close-mobile-menu {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--light-surface);
  border: none;
  color: var(--light-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.dark-theme .close-mobile-menu {
  background: var(--dark-surface);
  color: var(--dark-text);
}

.mobile-menu-links {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px;
  color: var(--light-text);
  text-decoration: none;
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  transition: all 0.2s;
}

.dark-theme .mobile-nav-link {
  color: var(--dark-text);
}

.mobile-nav-link:hover {
  background: var(--light-surface);
}

.dark-theme .mobile-nav-link:hover {
  background: var(--dark-surface);
}

.mobile-nav-link.active {
  background: var(--primary-light);
  color: var(--primary);
}

.dark-theme .mobile-nav-link.active {
  background: rgba(67, 97, 238, 0.2);
}

.mobile-nav-link.admin-link {
  background: var(--gradient-primary);
  color: white !important;
}

.mobile-menu-footer {
  padding: 20px;
  border-top: 1px solid var(--light-border);
}

.dark-theme .mobile-menu-footer {
  border-top-color: var(--dark-border);
}

.theme-toggle-mobile {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  background: var(--light-surface);
  border-radius: var(--radius-md);
  color: var(--light-text);
  cursor: pointer;
  font-weight: 500;
  border: none;
  width: 100%;
  font-family: inherit;
}

.dark-theme .theme-toggle-mobile {
  background: var(--dark-surface);
  color: var(--dark-text);
}

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

/* ========== UPDATED HERO SECTION ========== */
.hero-section {
  position: relative;
  padding: 60px 0 60px;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -2;
  background: var(--gradient-light);
}

.dark-theme .hero-background {
  background: var(--gradient-dark);
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  background: var(--primary-light);
  opacity: 0.3;
}

.shape-1 {
  width: 300px;
  height: 300px;
  top: -150px;
  right: -150px;
}

.shape-2 {
  width: 200px;
  height: 200px;
  bottom: -100px;
  left: -100px;
  background: var(--accent);
  opacity: 0.2;
}

.shape-3 {
  width: 150px;
  height: 150px;
  top: 50%;
  left: 10%;
  background: var(--success);
  opacity: 0.2;
}

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

.banner {
  width: 1000px;
  align-self: center;
}

.hero-text {
  position: relative;
  z-index: 3;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 24px;
  font-family: "Poppins", sans-serif;
  background: linear-gradient(135deg, #4361ee 0%, #3a0ca3 50%, #f72585 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
    line-height: 1.3;
  }
}

.hero-title .highlight {
  display: block;
  background: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--light-text-secondary);
  margin-bottom: 40px;
  line-height: 1.6;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.dark-theme .hero-subtitle {
  color: var(--dark-text-secondary);
}

@media (max-width: 768px) {
  .hero-subtitle {
    font-size: 1.1rem;
    padding: 0 20px;
  }
}

/* ========== SEARCH CONTAINER ========== */
.search-container {
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.search-box {
  display: flex;
  background: white;
  border-radius: var(--radius-lg);
  padding: 5px;
  box-shadow: var(--shadow-lg);
  border: 2px solid transparent;
  transition: all 0.3s;
}

.dark-theme .search-box {
  background: var(--dark-surface);
  border-color: var(--dark-border);
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}

.search-box i {
  padding: 0 20px;
  color: var(--light-text-secondary);
  display: flex;
  align-items: center;
  font-size: 1.2rem;
}

.dark-theme .search-box i {
  color: var(--dark-text-secondary);
}

.search-box input {
  flex: 1;
  border: none;
  padding: 15px 0;
  font-size: 1rem;
  background: transparent;
  color: var(--light-text);
  outline: none;
}

.dark-theme .search-box input {
  color: var(--dark-text);
}

.search-box input::placeholder {
  color: var(--light-text-secondary);
}

.dark-theme .search-box input::placeholder {
  color: var(--dark-text-secondary);
}

.search-box button {
  background: var(--gradient-primary);
  color: white;
  padding: 0 30px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.search-box button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
  .search-box {
    flex-direction: column;
    padding: 0;
  }

  .search-box i {
    display: none;
  }

  .search-box input {
    padding: 15px;
    border-bottom: 1px solid var(--light-border);
  }

  .search-box button {
    padding: 15px;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  }
}

.search-tags {
  display: flex;
  gap: 10px;
  margin-top: 15px;
  flex-wrap: wrap;
  justify-content: center;
}

.tag {
  padding: 6px 16px;
  background: var(--light-surface);
  color: var(--light-text);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid var(--light-border);
}

.dark-theme .tag {
  background: var(--dark-surface);
  color: var(--dark-text);
  border-color: var(--dark-border);
}

.tag:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  transform: translateY(-2px);
}

/* ========== HERO STATS ========== */
.hero-stats {
  display: flex;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  .hero-stats {
    flex-direction: column;
    align-items: center;
  }
}

.stat-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 25px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow-md);
  transition: all 0.3s;
  border: 1px solid transparent;
  flex: 1;
  min-width: 200px;
  max-width: 280px;
}

.dark-theme .stat-card {
  background: var(--dark-surface);
}

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

.stat-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon i {
  font-size: 1.8rem;
  color: var(--primary);
}

.stat-content h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 5px;
  color: var(--light-text);
}

.dark-theme .stat-content h3 {
  color: var(--dark-text);
}

.stat-content p {
  color: var(--light-text-secondary);
  font-size: 0.95rem;
  margin: 0;
}

.dark-theme .stat-content p {
  color: var(--dark-text-secondary);
}

/* ========== GRADE BOX STYLES ========== */
.grades-preview {
  padding: 80px 0;
  background: var(--light-bg);
}

.dark-theme .grades-preview {
  background: var(--dark-bg);
}

.grades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 25px;
  margin-top: 20px;
}

@media (max-width: 768px) {
  .grades-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
  }
}

@media (max-width: 480px) {
  .grades-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.grade-box {
  background: var(--light-bg);
  border-radius: var(--radius-lg);
  padding: 30px 20px;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--light-border);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  z-index: 1;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.dark-theme .grade-box {
  background: var(--dark-surface);
  border-color: var(--dark-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.grade-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    45deg,
    rgba(67, 97, 238, 0.1),
    rgba(247, 37, 133, 0.1)
  );
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.dark-theme .grade-box::before {
  background: linear-gradient(
    45deg,
    rgba(67, 97, 238, 0.2),
    rgba(247, 37, 133, 0.2)
  );
}

.grade-box:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(67, 97, 238, 0.2);
  border-color: var(--primary);
}

.dark-theme .grade-box:hover {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.grade-box:hover::before {
  opacity: 1;
}

.grade-box a {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.grade-number {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 10px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: "Poppins", sans-serif;
  line-height: 1;
}

.dark-theme .grade-number {
  background: linear-gradient(45deg, #4361ee, #3a0ca3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.grade-title {
  font-size: 1.1rem;
  margin-bottom: 15px;
  color: var(--light-text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.dark-theme .grade-title {
  color: var(--dark-text-secondary);
}

.grade-count {
  font-size: 0.9rem;
  color: var(--light-text-secondary);
  margin-top: 5px;
  font-weight: 500;
  opacity: 0.8;
}

.dark-theme .grade-count {
  color: var(--dark-text-secondary);
}

/* ========== CATEGORIES GRID (Same style as grades) ========== */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 25px;
  margin-top: 20px;
}

@media (max-width: 768px) {
  .categories-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
  }
}

@media (max-width: 480px) {
  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ========== PAGE STYLES ========== */
.page {
  display: none;
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.3s,
    transform 0.3s;
}

.page.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
  animation: fadeIn 0.5s ease;
}

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

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 20px;
}

@media (max-width: 768px) {
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }

  .section-title {
    font-size: 1.8rem !important;
    line-height: 1.3;
    flex-wrap: wrap;
  }

  .section-controls {
    width: 100%;
    justify-content: space-between;
  }
}

.section-title-group {
  flex: 1;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: "Poppins", sans-serif;
  color: var(--light-text);
}

.dark-theme .section-title {
  color: var(--dark-text);
}

.section-title i {
  color: var(--primary);
  font-size: 1.8rem;
}

.section-subtitle {
  color: var(--light-text-secondary);
  font-size: 1rem;
}

.dark-theme .section-subtitle {
  color: var(--dark-text-secondary);
}

.section-controls {
  display: flex;
  align-items: center;
  gap: 15px;
}

.view-all-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s;
  white-space: nowrap;
}

.view-all-link:hover {
  gap: 12px;
}

.view-toggle {
  display: flex;
  gap: 5px;
  background: var(--light-surface);
  padding: 4px;
  border-radius: var(--radius-md);
}

.dark-theme .view-toggle {
  background: var(--dark-surface);
}

.view-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--light-text-secondary);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.dark-theme .view-btn {
  color: var(--dark-text-secondary);
}

.view-btn:hover {
  background: var(--light-border);
}

.dark-theme .view-btn:hover {
  background: var(--dark-border);
}

.view-btn.active {
  background: white;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.dark-theme .view-btn.active {
  background: var(--dark-bg);
}

/* ========== FIXED SORT SELECT UI ========== */
.sort-select {
  position: relative;
}

.sort-select select {
  padding: 10px 40px 10px 15px;
  border: 1px solid var(--light-border);
  border-radius: var(--radius-md);
  background: var(--light-surface);
  color: var(--light-text);
  font-family: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%235f6368' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  background-size: 16px;
  min-width: 180px;
  transition: all 0.2s;
}

.dark-theme .sort-select select {
  background: var(--dark-surface);
  border-color: var(--dark-border);
  color: var(--dark-text);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%238b949e' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  background-size: 16px;
}

.sort-select select:hover {
  border-color: var(--primary);
}

.sort-select select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

.dark-theme .sort-select select:focus {
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}

/* ========== FEATURED SECTION ========== */
.featured-section {
  padding: 80px 0;
  background: var(--light-bg);
}

.dark-theme .featured-section {
  background: var(--dark-bg);
}

/* Show only 3 resource cards in mobile view for Recently Added and Popular Resources */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

@media (max-width: 768px) {
  .featured-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }

  /* Force exactly 3 cards in mobile for Recently Added and Popular Resources */
  #recentResources.featured-grid,
  #popularResources.featured-grid {
    grid-template-columns: repeat(3, 1fr);
    overflow-x: auto;
    padding-bottom: 10px;
  }

  #recentResources .resource-card,
  #popularResources .resource-card {
    min-width: 280px;
  }
}

@media (max-width: 480px) {
  #recentResources.featured-grid,
  #popularResources.featured-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
  }

  #recentResources .resource-card,
  #popularResources .resource-card {
    min-width: 260px;
  }
}

/* ========== FILTERS PANEL ========== */
.filters-panel {
  background: white;
  border-radius: var(--radius-lg);
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--light-border);
}

.dark-theme .filters-panel {
  background: var(--dark-surface);
  border-color: var(--dark-border);
}

.filters-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.filters-header h3 {
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.filters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

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

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.filter-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--light-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.dark-theme .filter-group label {
  color: var(--dark-text);
}

.filter-group select {
  padding: 12px 15px;
  border: 1px solid var(--light-border);
  border-radius: var(--radius-md);
  background: var(--light-surface);
  color: var(--light-text);
  font-family: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  transition: border-color 0.2s;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%235f6368' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  background-size: 16px;
}

.dark-theme .filter-group select {
  background: var(--dark-bg);
  border-color: var(--dark-border);
  color: var(--dark-text);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%238b949e' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  background-size: 16px;
}

.filter-group select:hover {
  border-color: var(--primary);
}

.filter-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}

/* ========== RESOURCE CONTAINER ========== */
.resource-container {
  min-height: 500px;
}

.resource-container.grid-view {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 25px;
}

@media (max-width: 768px) {
  .resource-container.grid-view {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
}

@media (max-width: 480px) {
  .resource-container.grid-view {
    grid-template-columns: 1fr;
  }
}

.resource-container.list-view {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.resource-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--light-border);
  transition: all 0.3s;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.dark-theme .resource-card {
  background: var(--dark-surface);
  border-color: var(--dark-border);
}

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

.resource-thumbnail {
  width: 100%;
  height: 180px;
  overflow: hidden;
  background: var(--light-surface);
}

.dark-theme .resource-thumbnail {
  background: var(--dark-bg);
}

.resource-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform 0.5s ease;
}

.resource-card:hover .resource-thumbnail img {
  transform: scale(1.05);
}

.resource-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.resource-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--light-text);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.dark-theme .resource-title {
  color: var(--dark-text);
}

/* ========== UPDATED RESOURCE META STYLES ========== */
.resource-meta {
  display: flex;
  gap: 8px;
  margin-bottom: 15px;
  flex-wrap: wrap;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  background: var(--light-surface);
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--light-text-secondary);
  font-weight: 500;
  white-space: nowrap;
}

.dark-theme .meta-item {
  background: var(--dark-surface);
  color: var(--dark-text-secondary);
}

.meta-item i {
  font-size: 0.75rem;
}

.resource-actions {
  display: flex;
  gap: 10px;
  margin-top: auto;
}

.resource-actions .btn {
  flex: 1;
}

@media (max-width: 480px) {
  .resource-actions {
    flex-direction: column;
  }
}

/* ========== PAGINATION ========== */
.pagination-container {
  margin-top: 40px;
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pagination-btn {
  min-width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: white;
  border: 1px solid var(--light-border);
  color: var(--light-text);
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
}

.dark-theme .pagination-btn {
  background: var(--dark-surface);
  border-color: var(--dark-border);
  color: var(--dark-text);
}

.pagination-btn:hover:not(.active):not(.disabled) {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.pagination-btn.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* ========== LOADING MESSAGE ========== */
.loading-message {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem;
  color: var(--light-text-secondary);
}

.loading-message i {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--primary);
  animation: spin 1s linear infinite;
}

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

.dark-theme .loading-message {
  color: var(--dark-text-secondary);
}

/* ========== MODAL ========== */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s;
}

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

.modal-content {
  background: var(--light-bg);
  border-radius: var(--radius-lg);
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: modalSlideIn 0.3s ease;
}

.dark-theme .modal-content {
  background: var(--dark-bg);
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 25px;
  border-bottom: 1px solid var(--light-border);
  position: sticky;
  top: 0;
  background: inherit;
  z-index: 1;
}

.dark-theme .modal-header {
  border-bottom-color: var(--dark-border);
}

.modal-header h3 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-close {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--light-surface);
  color: var(--light-text);
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  line-height: 1;
  transition: all 0.2s;
}

.dark-theme .modal-close {
  background: var(--dark-surface);
  color: var(--dark-text);
}

.modal-close:hover {
  background: var(--accent);
  color: white;
  transform: rotate(90deg);
}

.modal-body {
  padding: 25px;
}

/* ========== MODAL RESOURCE DETAILS ========== */
.modal-resource-details {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 30px;
}

@media (max-width: 768px) {
  .modal-resource-details {
    grid-template-columns: 1fr;
  }
}

.modal-thumbnail {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--light-surface);
  height: 300px;
}

.dark-theme .modal-thumbnail {
  background: var(--dark-surface);
}

.modal-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.modal-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.modal-info h4 {
  font-size: 1.5rem;
  margin: 0;
  color: var(--light-text);
}

.dark-theme .modal-info h4 {
  color: var(--dark-text);
}

.modal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.modal-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 16px;
  background: var(--light-surface);
  border-radius: 20px;
  font-size: 0.9rem;
  color: var(--light-text-secondary);
}

.dark-theme .modal-meta span {
  background: var(--dark-surface);
  color: var(--dark-text-secondary);
}

.modal-stats {
  display: flex;
  gap: 20px;
  color: var(--light-text-secondary);
}

.dark-theme .modal-stats {
  color: var(--dark-text-secondary);
}

.modal-stats span {
  display: flex;
  align-items: center;
  gap: 5px;
}

.modal-actions {
  display: flex;
  gap: 15px;
  margin-top: 10px;
}

@media (max-width: 480px) {
  .modal-actions {
    flex-direction: column;
  }
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: "Inter", sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

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

.btn-small {
  padding: 8px 16px;
  font-size: 0.9rem;
}

.btn-large {
  padding: 16px 32px;
  font-size: 1.1rem;
}

/* ========== FIXED FOOTER UI ========== */
.footer {
  background: var(--dark-bg);
  color: var(--dark-text);
  padding: 30px 0;
  margin-top: 80px;
  text-align: center;
}

.footer-bottom {
  padding: 20px 0;
  color: var(--dark-text-secondary);
  font-size: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

.developed-by {
  color: var(--primary-light);
  font-size: 0.85rem;
  opacity: 0.8;
  margin-top: 5px;
}

.developed-by:hover {
  opacity: 1;
}

/* ========== RESPONSIVE IMPROVEMENTS ========== */
@media (max-width: 768px) {
  /* Mobile navigation */
  .mobile-menu-btn {
    display: block;
  }

  .nav-menu {
    display: none;
  }

  /* Hero section adjustments */
  .hero-section {
    padding: 40px 0 60px;
    min-height: auto;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  /* Section title adjustments */
  .section-title {
    font-size: 1.8rem;
    flex-wrap: wrap;
    line-height: 1.3;
  }

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

  /* Cards and grids */
  .grade-box,
  .category-card {
    min-height: 160px;
    padding: 20px 15px;
  }

  .grade-number {
    font-size: 3rem;
  }

  /* Filter and sort controls */
  .filters-grid {
    grid-template-columns: 1fr;
  }

  .section-controls {
    flex-wrap: wrap;
  }

  .sort-select select {
    min-width: 160px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.8rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .grade-box {
    min-height: 140px;
  }

  .grade-number {
    font-size: 2.5rem;
  }

  .stat-card {
    min-width: 100%;
  }

  .footer-bottom {
    padding: 15px 0;
    font-size: 0.8rem;
  }
}

/* Loading Indicator for Firebase only */
.loading-indicator {
  display: none;
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #4361ee, #3a0ca3, #f72585);
  z-index: 1001;
  animation: loading 2s infinite;
}

@keyframes loading {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.loading-indicator.active {
  display: block;
}

/* Mobile Navigation */
.mobile-only {
  display: none;
}

@media (max-width: 768px) {
  .mobile-only {
    display: block;
  }
  .desktop-only {
    display: none;
  }
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
  z-index: 999;
  cursor: pointer;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(67, 97, 238, 0.4);
}

/* Banner Image Styling */
.banner-container {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-bottom: 40px;
}

.banner {
  max-width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease;
}

.banner:hover {
  transform: scale(1.01);
}

/* Hero Action Buttons */
.hero-actions {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin: 40px 0;
  flex-wrap: wrap;
}

.hero-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 36px;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 50px;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  border: none;
  cursor: pointer;
  font-family: "Poppins", sans-serif;
  letter-spacing: 0.5px;
  min-width: 220px;
  justify-content: center;
}

.hero-btn i {
  font-size: 1.3rem;
  transition: transform 0.3s ease;
}

.hero-btn:hover i {
  transform: translateX(5px);
}

.btn-about {
  background: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
  color: white;
}

.btn-about:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(67, 97, 238, 0.3);
  background: linear-gradient(135deg, #3a56d4 0%, #2e0b8a 100%);
}

.btn-contribute {
  background: linear-gradient(135deg, #f72585 0%, #7209b7 100%);
  color: white;
}

.btn-contribute:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(247, 37, 133, 0.3);
  background: linear-gradient(135deg, #e02177 0%, #5e0796 100%);
}

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: 20px;
  margin-top: 40px;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.stat-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 25px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow-md);
  transition: all 0.3s;
  border: 1px solid transparent;
  flex: 1;
  min-width: 200px;
  max-width: 280px;
}

.dark-theme .stat-card {
  background: var(--dark-surface);
}

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

.stat-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon i {
  font-size: 1.8rem;
  color: var(--primary);
}

.stat-content {
  flex: 1;
  min-width: 0;
}

.stat-content h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 5px;
  color: var(--light-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dark-theme .stat-content h3 {
  color: var(--dark-text);
}

.stat-content p {
  color: var(--light-text-secondary);
  font-size: 0.95rem;
  margin: 0;
  white-space: nowrap;
}

.dark-theme .stat-content p {
  color: var(--dark-text-secondary);
}

@media (max-width: 768px) {
  /* Hero Actions */
  .hero-actions {
    flex-direction: column;
    align-items: center;
    gap: 15px;
    margin: 30px 0;
  }

  .hero-btn {
    width: 100%;
    max-width: 300px;
    min-width: auto;
    padding: 16px 24px;
    font-size: 1rem;
  }

  /* Hero Stats */
  .hero-stats {
    flex-direction: column;
    align-items: center;
    gap: 15px;
    max-width: 100%;
  }

  .stat-card {
    width: 100%;
    max-width: 100%;
    min-width: auto;
    justify-content: flex-start;
    padding: 20px;
  }

  .stat-icon {
    width: 50px;
    height: 50px;
  }

  .stat-icon i {
    font-size: 1.5rem;
  }

  .stat-content h3 {
    font-size: 1.8rem;
  }

  /* Banner */
  .banner {
    border-radius: 15px;
    margin: 0 15px;
    max-width: calc(100% - 30px);
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.8rem;
  }

  .hero-subtitle {
    font-size: 1rem;
    padding: 0 15px;
  }

  .hero-btn {
    padding: 14px 20px;
    font-size: 0.95rem;
  }

  .stat-card {
    padding: 16px;
  }

  .stat-icon {
    width: 45px;
    height: 45px;
  }

  .stat-icon i {
    font-size: 1.3rem;
  }

  .stat-content h3 {
    font-size: 1.6rem;
  }

  .stat-content p {
    font-size: 0.9rem;
  }
}

@media (max-width: 360px) {
  .hero-title {
    font-size: 1.6rem;
  }

  .hero-actions {
    gap: 10px;
  }

  .hero-btn {
    padding: 12px 16px;
    font-size: 0.9rem;
  }
}

/* LIQUID FOOTER STYLES */
.footer {
  background: linear-gradient(
    135deg,
    rgba(67, 97, 238, 0.1) 0%,
    rgba(58, 12, 163, 0.1) 50%,
    rgba(114, 9, 183, 0.1) 100%
  );
  color: var(--light-text);
  padding: 50px 0 30px;
  margin-top: 80px;
  width: 100%;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(67, 97, 238, 0.2);
}

.dark-theme .footer {
  background: linear-gradient(
    135deg,
    rgba(67, 97, 238, 0.15) 0%,
    rgba(58, 12, 163, 0.15) 50%,
    rgba(114, 9, 183, 0.15) 100%
  );
  color: var(--dark-text);
  border-top: 1px solid rgba(67, 97, 238, 0.3);
}

/* Animated liquid effect */
.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(
    90deg,
    #4361ee,
    #3a0ca3,
    #7209b7,
    #f72585,
    #4cc9f0
  );
  background-size: 400% 100%;
  animation: liquidFlow 8s linear infinite;
}

@keyframes liquidFlow {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 25px;
}

.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.footer-logo-icon {
  width: 70px;
  height: 70px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(67, 97, 238, 0.3);
  transition: transform 0.3s ease;
}

.footer-logo-icon:hover {
  transform: rotate(15deg) scale(1.05);
}

.footer-logo-icon i {
  font-size: 2.5rem;
  color: white;
}

.footer-logo-text h2 {
  font-size: 2rem;
  font-weight: 700;
  margin: 0;
  font-family: "Poppins", sans-serif;
  background: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-tagline {
  color: var(--primary);
  font-size: 1.1rem;
  font-weight: 500;
  font-style: italic;
  letter-spacing: 0.5px;
  margin: 5px 0 0 0;
}

.footer-copyright {
  padding-top: 25px;
  border-top: 1px solid rgba(67, 97, 238, 0.2);
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.footer-copyright-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--light-text-secondary);
}

.dark-theme .footer-copyright-text {
  color: var(--dark-text-secondary);
}

.copyright-line {
  font-size: 1rem;
  font-weight: 500;
  color: var(--primary);
  margin-bottom: 8px;
}

.developer-credit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(67, 97, 238, 0.1);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(67, 97, 238, 0.3);
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  margin-top: 12px;
  transition: all 0.3s ease;
}

.developer-credit:hover {
  background: rgba(67, 97, 238, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(67, 97, 238, 0.2);
}

.developer-credit i {
  font-size: 0.9rem;
}

.footer-bottom-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  overflow: hidden;
}

.footer-bottom-wave::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(transparent, rgba(67, 97, 238, 0.05));
  border-radius: 50% 50% 0 0;
  transform: scale(2);
}

/* Responsive footer */
@media (max-width: 768px) {
  .footer {
    padding: 40px 20px 25px;
  }

  .footer-logo-icon {
    width: 60px;
    height: 60px;
  }

  .footer-logo-icon i {
    font-size: 2rem;
  }

  .footer-logo-text h2 {
    font-size: 1.8rem;
  }

  .footer-tagline {
    font-size: 1rem;
  }

  .footer-copyright-text {
    font-size: 0.9rem;
  }

  .copyright-line {
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .footer {
    padding: 30px 15px 20px;
  }

  .footer-logo-icon {
    width: 50px;
    height: 50px;
  }

  .footer-logo-icon i {
    font-size: 1.8rem;
  }

  .footer-logo-text h2 {
    font-size: 1.5rem;
  }

  .footer-tagline {
    font-size: 0.9rem;
  }

  .developer-credit {
    font-size: 0.85rem;
    padding: 6px 12px;
  }
}