/* FEDPONEK Journals & Books - Modern Glassy Design with School Colors */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Playfair+Display:wght@400;500;600;700&display=swap');

:root {
    /* School Colors from Logo */
    --school-blue: #003366;
    --school-blue-light: #004d99;
    --school-blue-dark: #001f3f;
    --school-red: #cc0000;
    --school-red-light: #ff3333;
    --school-red-dark: #990000;
    --school-brown: #8b4513;
    --school-brown-light: #a0522d;
    --white: #ffffff;
    --gray-light: #f5f5f5;
    --gray: #666666;
    --gray-dark: #333333;
    
    /* Glass effects */
    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-bg-dark: rgba(0, 51, 102, 0.3);
    --glass-border: rgba(255, 255, 255, 0.25);
    --glass-border-dark: rgba(0, 51, 102, 0.4);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.3);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #003366 0%, #004d99 50%, #0066cc 100%);
    --gradient-red: linear-gradient(135deg, #cc0000 0%, #ff3333 100%);
    --gradient-hero: linear-gradient(135deg, #003366 0%, #004d99 30%, #0066cc 60%, #cc0000 100%);
}

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

/* Improve mobile performance */
* {
    -webkit-tap-highlight-color: transparent;
}

/* Better scrolling on mobile */
@media (max-width: 768px) {
    html {
        -webkit-overflow-scrolling: touch;
    }
    
    body {
        -webkit-overflow-scrolling: touch;
    }
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.7;
    color: var(--gray-dark);
    background: var(--gradient-hero);
    background-attachment: fixed;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    width: 100%;
    max-width: 100vw;
}

/* Prevent horizontal scroll on mobile */
@media (max-width: 768px) {
    body {
        background-attachment: scroll;
    }
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(0, 51, 102, 0.4) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(204, 0, 0, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(0, 102, 204, 0.2) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
}

/* Glass Morphism Utility */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
}

.glass-dark {
    background: var(--glass-bg-dark);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border-dark);
}

/* Header - Enhanced Navigation */
header {
    position: sticky;
    top: 0;
    z-index: 10000;
    padding: 12px 0;
    transition: all 0.3s ease;
}

header .navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 32px;
    border-radius: 20px;
    background: rgba(0, 51, 102, 0.25);
    backdrop-filter: blur(30px) saturate(200%);
    -webkit-backdrop-filter: blur(30px) saturate(200%);
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    min-height: 70px;
}

header .navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    gap: 24px;
    position: relative;
}

header .navbar:hover {
    background: rgba(0, 51, 102, 0.35);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
    height: 100%;
}

.nav-brand .logo {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    flex-shrink: 0;
    display: block;
}

.nav-brand .logo:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.nav-brand a {
    color: var(--white);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
    font-family: 'Playfair Display', serif;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 12px;
    white-space: nowrap;
    line-height: 1.2;
}

.nav-brand a:hover {
    transform: translateY(-2px);
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 4px;
    align-items: center;
    flex-wrap: wrap;
    margin: 0;
    padding: 0;
    flex-shrink: 0;
    height: 100%;
}

.nav-menu li {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-menu li a {
    color: var(--white);
    text-decoration: none;
    padding: 12px 20px;
    border-radius: 12px;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    white-space: nowrap;
    line-height: 1.2;
}

.nav-menu li a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
    border-radius: 12px;
}

.nav-menu li a:hover::before,
.nav-menu li a.active::before {
    transform: scaleX(1);
}

.nav-menu li a:hover,
.nav-menu li a.active {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    color: var(--white);
}

.nav-menu li a.active {
    background: rgba(204, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero .container {
    position: relative;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 24px;
    color: var(--white);
    font-family: 'Playfair Display', serif;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    animation: fadeInUp 0.8s ease;
}

.hero p {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 40px;
    font-weight: 300;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    text-decoration: none;
    border-radius: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--school-red);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(204, 0, 0, 0.3);
}

.btn-primary:hover {
    background: var(--school-red-light);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 24px rgba(204, 0, 0, 0.4);
    color: var(--white);
}

.btn-secondary {
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.9), rgba(0, 51, 102, 0.7));
    color: var(--white);
    border: 2px solid rgba(0, 51, 102, 0.5);
    backdrop-filter: blur(10px);
    font-weight: 500;
    padding: 12px 24px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, rgba(0, 51, 102, 1), rgba(0, 51, 102, 0.9));
    border-color: rgba(0, 51, 102, 0.8);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 51, 102, 0.3);
}

.btn-secondary::before {
    content: '+';
    font-size: 18px;
    font-weight: bold;
    margin-right: 4px;
}

/* Cards */
.card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 32px;
    box-shadow: var(--shadow-lg);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.card:hover::before {
    transform: scaleX(1);
}

.card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: rgba(0, 51, 102, 0.3);
}

/* Sections */
.featured-section {
    margin: 80px 0;
    position: relative;
    z-index: 1;
}

.featured-section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 48px;
    color: var(--white);
    font-family: 'Playfair Display', serif;
    text-align: center;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Articles Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 32px;
    margin: 48px 0;
}

.article-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 32px;
    box-shadow: var(--shadow-lg);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.article-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    opacity: 0.1;
    transform: translate(30%, -30%);
    transition: transform 0.4s ease;
}

.article-card:hover::after {
    transform: translate(20%, -20%) scale(1.2);
}

.article-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(0, 51, 102, 0.3);
}

.article-card h3 {
    margin-bottom: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--school-blue);
}

.article-card .authors {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 16px;
    font-weight: 500;
}

.article-card .abstract {
    color: var(--gray-dark);
    margin: 16px 0;
    line-height: 1.7;
    font-size: 0.95rem;
}

.article-card-header {
    margin-bottom: 12px;
}

.article-card-header h3 {
    margin-bottom: 8px;
}

.article-inline-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.8rem;
    color: var(--gray);
    margin-top: 8px;
}

.article-inline-meta .inline-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--gray);
    font-size: 0.8rem;
}

.article-inline-meta .inline-meta-item svg {
    width: 14px;
    height: 14px;
    stroke: var(--gray);
    flex-shrink: 0;
}

.article-inline-meta .inline-meta-item span {
    white-space: nowrap;
}

/* Legacy support - keep old article-meta for other pages */
.article-card .article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    font-size: 0.875rem;
    color: var(--gray);
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.article-card .article-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-card .views-counter {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--school-blue);
    font-weight: 600;
}

.article-card .views-counter svg {
    width: 16px;
    height: 16px;
    stroke: var(--school-blue);
    fill: none;
}

.article-card .btn-read-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 16px;
    padding: 8px 16px;
    background: var(--gradient-primary);
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
    width: auto;
    box-sizing: border-box;
}

.article-card .btn-read-more:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: var(--school-blue-light);
}

.article-card .btn-read-more svg {
    width: 14px;
    height: 14px;
    transition: transform 0.3s ease;
}

.article-card .btn-read-more:hover svg {
    transform: translateX(2px);
}

/* Books Grid */
/* Books Page Filters */
.books-filters {
    margin: 48px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 32px;
    box-shadow: var(--shadow-lg);
}

.filter-form {
    width: 100%;
}

.filter-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
}

.search-wrapper {
    position: relative;
    flex: 1;
    min-width: 250px;
    display: flex;
    align-items: center;
}

.search-wrapper svg:first-child {
    position: absolute;
    left: 16px;
    stroke: var(--gray);
    z-index: 1;
}

.search-input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    border: 2px solid rgba(0, 51, 102, 0.1);
    border-radius: 12px;
    font-size: 1rem;
    background: var(--white);
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--school-blue);
    box-shadow: 0 0 0 3px rgba(0, 51, 102, 0.1);
}

.clear-search {
    position: absolute;
    right: 12px;
    padding: 4px;
    color: var(--gray);
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: color 0.3s ease;
}

.clear-search:hover {
    color: var(--school-red);
}

.select-wrapper {
    position: relative;
    min-width: 200px;
}

.select-wrapper svg {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    stroke: var(--gray);
    pointer-events: none;
    z-index: 1;
}

.category-select {
    width: 100%;
    padding: 14px 40px 14px 16px;
    border: 2px solid rgba(0, 51, 102, 0.1);
    border-radius: 12px;
    font-size: 1rem;
    background: var(--white);
    appearance: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.category-select:focus {
    outline: none;
    border-color: var(--school-blue);
    box-shadow: 0 0 0 3px rgba(0, 51, 102, 0.1);
}

.btn-filter {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.btn-filter:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: var(--school-blue-light);
}

.active-filters {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    flex-wrap: wrap;
}

.filter-label {
    font-weight: 600;
    color: var(--school-blue);
    font-size: 0.9rem;
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: rgba(0, 51, 102, 0.1);
    color: var(--school-blue);
    border-radius: 16px;
    font-size: 0.875rem;
    font-weight: 500;
}

.remove-filter {
    color: var(--school-red);
    text-decoration: none;
    font-size: 1.2rem;
    line-height: 1;
    margin-left: 4px;
    transition: transform 0.2s ease;
}

.remove-filter:hover {
    transform: scale(1.2);
}

.clear-all-filters {
    color: var(--school-red);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    margin-left: auto;
    transition: color 0.3s ease;
}

.clear-all-filters:hover {
    color: var(--school-blue);
}

.books-results {
    margin: 32px 0 24px;
}

.results-count {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    font-weight: 500;
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 32px;
    margin: 48px 0;
}

/* Homepage Featured Books - Smaller cards in 4 columns */
.featured-section .books-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.featured-section .book-card {
    padding: 0;
}

.featured-section .book-cover-wrapper {
    border-radius: 16px 16px 0 0;
}

.featured-section .book-cover,
.featured-section .book-cover-placeholder {
    height: 280px;
    border-radius: 16px 16px 0 0;
}

.featured-section .book-card-body {
    padding: 20px;
}

.featured-section .book-card-body h3 {
    font-size: 1rem;
    margin-bottom: 8px;
    min-height: 2.5em;
}

.featured-section .book-card-body .authors {
    font-size: 0.85rem;
}

.book-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 0;
    box-shadow: var(--shadow-lg);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.book-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.book-card:hover::before {
    transform: scaleX(1);
}

.book-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(0, 51, 102, 0.3);
}

.book-cover-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.book-cover {
    width: 100%;
    height: 380px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.book-card:hover .book-cover {
    transform: scale(1.08);
}

.book-cover-placeholder {
    width: 100%;
    height: 380px;
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.1) 0%, rgba(204, 0, 0, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
}

.book-category-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    color: var(--school-blue);
    border-radius: 16px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

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

.book-card-body h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    font-weight: 700;
    line-height: 1.4;
    min-height: 3.5em;
}

.book-card-body h3 a {
    color: var(--school-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.book-card-body h3 a:hover {
    color: var(--school-red);
}

.book-authors {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.book-authors svg {
    flex-shrink: 0;
    stroke: var(--school-blue);
    opacity: 0.7;
}

.book-description {
    color: var(--gray-dark);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}

.book-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.book-date,
.book-views {
    display: flex;
    align-items: center;
    gap: 6px;
}

.book-date svg,
.book-views svg {
    flex-shrink: 0;
    stroke: var(--school-blue);
    opacity: 0.7;
}

.book-card-footer {
    padding: 0 24px 24px;
}

.btn-view-book {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 12px 24px;
    background: var(--gradient-primary);
    color: var(--white);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
    justify-content: center;
    text-align: center;
}

.btn-view-book:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: var(--school-blue-light);
}

.btn-view-book svg {
    transition: transform 0.3s ease;
}

.btn-view-book:hover svg {
    transform: translateX(4px);
}

/* Book Placeholder Cards */
.book-card-placeholder {
    opacity: 0.85;
    pointer-events: none;
    cursor: default;
    position: relative;
}

.book-card-placeholder::after {
    content: 'Coming Soon';
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 12px;
    background: rgba(0, 51, 102, 0.9);
    color: var(--white);
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 10;
}

.book-card-placeholder:hover {
    transform: none;
    box-shadow: var(--shadow-lg);
}

.book-card-placeholder .book-cover-placeholder {
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.1) 0%, rgba(204, 0, 0, 0.1) 100%);
    position: relative;
    overflow: hidden;
}

.book-card-placeholder .book-cover-placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

.book-card-placeholder h3 {
    color: var(--school-blue);
    opacity: 0.8;
}

.book-card-placeholder .authors {
    color: var(--gray);
    opacity: 0.7;
}

/* Announcements */
.announcements {
    margin: 80px 0;
    position: relative;
    z-index: 1;
}

.announcements .container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 48px;
    box-shadow: var(--shadow-xl);
}

.announcements h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 32px;
    color: var(--school-blue);
    font-family: 'Playfair Display', serif;
}

.announcement-item {
    padding: 24px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-radius: 12px;
    margin-bottom: 12px;
}

.announcement-item:hover {
    background: rgba(0, 51, 102, 0.05);
    transform: translateX(8px);
    border-left: 4px solid var(--school-red);
}

.announcement-item:last-child {
    border-bottom: none;
}

.announcement-item strong {
    display: block;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--school-red);
    margin-bottom: 8px;
}

.announcement-item p {
    color: var(--gray);
    line-height: 1.7;
}

/* Book Detail & Article Detail - Clean White Background */
.book-detail,
.article-detail {
    background: #ffffff;
    border-radius: 32px;
    padding: 64px;
    margin: 48px 0;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
}

/* Book Detail Specific Styles */
.book-detail {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.book-cover-large {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.book-cover-large img {
    width: 100%;
    height: auto;
    display: block;
}

.book-info {
    flex: 1;
}

.book-info h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 24px;
    color: var(--school-blue);
    font-family: 'Playfair Display', serif;
    line-height: 1.2;
}

.book-info .authors {
    margin: 24px 0;
    font-size: 1.125rem;
    color: var(--gray-dark);
    line-height: 1.8;
}

.book-info .authors strong {
    color: var(--school-blue);
    font-weight: 600;
    display: inline-block;
    margin-right: 8px;
}

.book-info .authors span {
    color: var(--gray-dark);
}

.book-info .book-meta {
    margin: 32px 0;
    padding: 24px;
    background: rgba(0, 51, 102, 0.05);
    border-radius: 16px;
    border-left: 4px solid var(--school-blue);
    display: block;
}

.book-info .book-meta p {
    margin: 12px 0;
    font-size: 1rem;
    color: var(--gray-dark);
    line-height: 1.6;
}

.book-info .book-meta strong {
    color: var(--school-blue);
    font-weight: 600;
    margin-right: 8px;
}

.book-info .description {
    margin: 48px 0;
    padding: 32px;
    background: rgba(0, 51, 102, 0.05);
    border-left: 4px solid var(--school-blue);
    border-radius: 16px;
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-dark);
}

.book-info .description h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--school-blue);
    font-family: 'Playfair Display', serif;
}

.book-info .description p {
    color: var(--gray-dark);
    margin: 0;
}

.book-actions {
    margin: 32px 0;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.book-actions .btn {
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-width: 200px;
}

.article-detail h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 32px;
    color: var(--school-blue);
    font-family: 'Playfair Display', serif;
    line-height: 1.2;
}

.article-meta {
    margin: 32px 0;
    padding: 24px;
    background: rgba(0, 51, 102, 0.05);
    border-radius: 16px;
    border-left: 4px solid var(--school-blue);
}

.article-meta .authors {
    margin-bottom: 16px;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-dark);
}

.publication-info {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin: 16px 0;
}

.publication-info span {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray);
    font-size: 0.95rem;
}

.abstract {
    margin: 48px 0;
    padding: 32px;
    background: rgba(0, 51, 102, 0.05);
    border-left: 4px solid var(--school-blue);
    border-radius: 16px;
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-dark);
    display: block;
}

.abstract h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--school-blue);
    font-family: 'Playfair Display', serif;
}

.abstract .no-content {
    color: var(--gray);
    font-style: italic;
}

.keywords {
    margin: 48px 0;
    display: block;
    overflow: visible;
    width: 100%;
}

.keywords h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--school-blue);
    font-family: 'Playfair Display', serif;
}

.keywords .no-content {
    color: var(--gray);
    font-style: italic;
    margin-top: 12px;
}

.keywords-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 16px;
    width: 100%;
    min-height: 40px;
    overflow: visible;
}

.keyword-tag {
    display: inline-block !important;
    padding: 8px 20px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 20px;
    margin: 0;
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    white-space: normal !important;
    flex-shrink: 0;
    visibility: visible !important;
    opacity: 1 !important;
    overflow: visible !important;
    word-break: normal;
    word-wrap: break-word;
    max-width: none !important;
    width: auto !important;
}

.keyword-tag:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: var(--school-red);
}

.article-actions {
    margin: 48px 0;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-download {
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-width: 200px;
}

/* Forms */
.form-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 32px;
    padding: 64px;
    margin: 48px 0;
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.form-group {
    margin-bottom: 28px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--school-blue);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid rgba(0, 51, 102, 0.2);
    border-radius: 16px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.9);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--school-blue);
    box-shadow: 0 0 0 4px rgba(0, 51, 102, 0.1);
    background: var(--white);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Alerts */
.alert {
    padding: 20px 24px;
    margin: 24px 0;
    border-radius: 16px;
    font-weight: 500;
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.95) 0%, rgba(5, 150, 105, 0.95) 100%);
    color: #ffffff;
    border: 3px solid rgba(16, 185, 129, 0.8);
    animation: slideIn 0.3s ease-out;
    font-weight: 700;
    font-size: 1.05rem;
    position: relative;
    padding-left: 64px;
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.2) inset;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.alert-success::before {
    content: '✓';
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
    border: 2px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.alert-error {
    background: rgba(239, 68, 68, 0.2);
    color: #dc2626;
    border: 2px solid rgba(239, 68, 68, 0.5);
    animation: slideIn 0.3s ease-out;
    font-weight: 600;
}

.alert-error strong {
    color: #b91c1c;
    font-weight: 700;
}

.alert-error ul {
    color: #dc2626;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Pagination */
.pagination {
    margin: 64px 0;
    text-align: center;
    position: relative;
    z-index: 1;
}

.pagination a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 20px;
    margin: 0 4px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    text-decoration: none;
    border-radius: 12px;
    color: var(--school-blue);
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.pagination a:hover {
    background: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--school-red);
}

.pagination a.active {
    background: var(--gradient-primary);
    color: var(--white);
    font-weight: 700;
}

.pagination-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.pagination-number {
    min-width: 44px;
}

/* Issues Page */
.page-header {
    margin: 48px 0 64px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    font-family: 'Playfair Display', serif;
    margin-bottom: 16px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.issues-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 32px;
    margin: 48px 0;
}

.issue-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 32px;
    box-shadow: var(--shadow-lg);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.issue-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.issue-card:hover::before {
    transform: scaleX(1);
}

.issue-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(0, 51, 102, 0.3);
}

.issue-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.journal-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.issue-meta-badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.volume-badge,
.issue-badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(0, 51, 102, 0.1);
    color: var(--school-blue);
    border-radius: 16px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid rgba(0, 51, 102, 0.2);
}

.issue-card-body {
    flex: 1;
    margin-bottom: 24px;
}

.issue-card-body h3 {
    margin: 0 0 20px 0;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.4;
}

.issue-card-body h3 a {
    color: var(--school-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.issue-card-body h3 a:hover {
    color: var(--school-red);
}

.issue-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.issue-detail-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray);
    font-size: 0.95rem;
}

.issue-detail-item svg {
    flex-shrink: 0;
    stroke: var(--school-blue);
    opacity: 0.7;
}

.issue-detail-item strong {
    color: var(--school-blue);
    font-weight: 700;
}

.issue-card-footer {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.btn-view-issue {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--gradient-primary);
    color: var(--white);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
    width: 100%;
    justify-content: center;
    text-align: center;
}

.btn-view-issue:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: var(--school-blue-light);
}

.btn-view-issue svg {
    transition: transform 0.3s ease;
}

.btn-view-issue:hover svg {
    transform: translateX(4px);
}

.empty-state {
    text-align: center;
    padding: 80px 32px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    border-radius: 24px;
    margin: 48px 0;
}

.empty-state svg {
    stroke: var(--gray);
    opacity: 0.5;
    margin-bottom: 24px;
}

.empty-state h3 {
    font-size: 1.75rem;
    color: var(--school-blue);
    margin-bottom: 12px;
    font-family: 'Playfair Display', serif;
}

.empty-state p {
    color: var(--gray);
    font-size: 1.1rem;
}

/* Journal Detail Page */
.journal-info-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 40px;
    margin: 48px 0;
    box-shadow: var(--shadow-lg);
}

.journal-description {
    margin-bottom: 32px;
}

.journal-description h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--school-blue);
    font-family: 'Playfair Display', serif;
}

.journal-description p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gray-dark);
}

.journal-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    padding-top: 24px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.meta-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.meta-item svg {
    flex-shrink: 0;
    stroke: var(--school-blue);
    margin-top: 2px;
}

.meta-item div {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-item strong {
    color: var(--school-blue);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.meta-item span {
    color: var(--gray-dark);
    font-size: 1.1rem;
    font-weight: 500;
}

.articles-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 32px 0;
}

.article-item {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.article-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 51, 102, 0.2);
}

.article-item-content {
    flex: 1;
}

.article-item h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
}

.article-item h3 a {
    color: var(--school-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.article-item h3 a:hover {
    color: var(--school-red);
}

.article-item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray);
    font-size: 0.9rem;
    margin-top: 8px;
}

.article-item-meta svg {
    flex-shrink: 0;
    stroke: var(--school-blue);
    opacity: 0.7;
}

.article-item-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.article-item-link:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
    background: var(--school-blue-light);
}

/* Footer */
footer {
    background: rgba(0, 31, 63, 0.9);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--white);
    padding: 48px 0;
    margin-top: 120px;
    position: relative;
    z-index: 1;
}

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

.footer-section {
    flex: 1;
    min-width: 250px;
}

.footer-section h3 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 12px;
    font-family: 'Playfair Display', serif;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.9);
    margin: 8px 0;
    line-height: 1.6;
}

/* Journals List Grid */
.journals-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 32px;
    margin: 48px 0;
    width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
}

/* Journal Cards */
.journal-card h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 16px;
    font-family: 'Playfair Display', serif;
}

.journal-card h2 a {
    color: var(--school-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.journal-card h2 a:hover {
    color: var(--school-red);
}

.journal-card p {
    color: var(--gray);
    margin-bottom: 12px;
    line-height: 1.7;
}

.journal-card strong {
    color: var(--school-blue);
    font-weight: 600;
}

/* Author Entry */
.author-entry {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
    flex-wrap: wrap;
    align-items: center;
    position: relative;
}

.author-entry input {
    flex: 1;
    min-width: 200px;
}

.btn-remove-author {
    background: rgba(239, 68, 68, 0.1);
    border: 2px solid rgba(239, 68, 68, 0.3);
    color: #dc2626;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    flex-shrink: 0;
}

.btn-remove-author:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.5);
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

.btn-remove-author:active {
    transform: scale(0.95);
}

.btn-remove-author svg {
    pointer-events: none;
}

@media (max-width: 768px) {
    .author-entry {
        flex-direction: column;
    }
    
    .author-entry input {
        width: 100%;
        min-width: 100%;
    }
    
    .btn-remove-author {
        width: 100%;
        margin-top: 8px;
    }
}

/* Submission Success Page */
.submission-success-page {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 0;
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.03) 0%, rgba(0, 77, 153, 0.05) 50%, rgba(0, 102, 204, 0.03) 100%);
}

.success-card {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 32px;
    padding: 64px 48px;
    max-width: 700px;
    margin: 0 auto;
    box-shadow: 0 20px 60px rgba(0, 51, 102, 0.15), 0 0 0 1px rgba(255, 255, 255, 0.5);
    text-align: center;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease-out;
}

.success-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--school-blue) 0%, var(--school-blue-light) 50%, var(--school-blue) 100%);
}

.success-icon-wrapper {
    margin-bottom: 32px;
}

.success-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.2) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #10b981;
    animation: scaleIn 0.5s ease-out 0.2s both;
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.2);
}

.success-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--school-blue);
    margin-bottom: 12px;
    line-height: 1.2;
}

.success-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    margin-bottom: 40px;
    line-height: 1.6;
}

.success-details {
    background: rgba(0, 51, 102, 0.03);
    border-radius: 20px;
    padding: 32px;
    margin-bottom: 40px;
    text-align: left;
}

.success-detail-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(0, 51, 102, 0.1);
}

.success-detail-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.success-detail-item svg {
    flex-shrink: 0;
    color: var(--school-blue);
    margin-top: 2px;
}

.success-detail-item > div {
    flex: 1;
}

.success-detail-item strong {
    display: block;
    color: var(--school-blue);
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 1rem;
}

.success-detail-item span {
    display: block;
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.5;
}

.submission-id {
    display: inline-block;
    background: linear-gradient(135deg, var(--school-blue) 0%, var(--school-blue-light) 100%);
    color: white;
    padding: 6px 16px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.125rem;
    margin-left: 8px;
    box-shadow: 0 4px 12px rgba(0, 51, 102, 0.2);
}

.success-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.05rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 200px;
    justify-content: center;
}

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

@media (max-width: 768px) {
    .submission-success-page {
        padding: 24px 0;
    }
    
    .success-card {
        padding: 40px 24px;
        border-radius: 24px;
    }
    
    .success-icon {
        width: 100px;
        height: 100px;
    }
    
    .success-icon svg {
        width: 60px;
        height: 60px;
    }
    
    .success-title {
        font-size: 2rem;
    }
    
    .success-subtitle {
        font-size: 1rem;
    }
    
    .success-details {
        padding: 24px 20px;
    }
    
    .success-actions {
        flex-direction: column;
    }
    
    .btn-large {
        width: 100%;
    }
}

/* Admin Login Page */
.admin-login-page {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 0;
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.05) 0%, rgba(0, 77, 153, 0.08) 50%, rgba(204, 0, 0, 0.05) 100%);
}

.login-card {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 32px;
    padding: 48px 40px;
    max-width: 450px;
    width: 100%;
    margin: 0 auto;
    box-shadow: 0 20px 60px rgba(0, 51, 102, 0.15), 0 0 0 1px rgba(255, 255, 255, 0.5);
    animation: fadeInUp 0.6s ease-out;
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    max-width: 120px;
    height: auto;
    margin-bottom: 20px;
}

.login-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--school-blue);
    margin-bottom: 8px;
}

.login-header p {
    color: var(--gray);
    font-size: 0.95rem;
}

.login-form {
    margin-top: 32px;
}

.login-form .form-group {
    margin-bottom: 24px;
}

.login-form .form-group:last-of-type {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--gray);
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--school-blue);
}

.forgot-password {
    color: var(--school-blue);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.forgot-password:hover {
    color: var(--school-blue-light);
    text-decoration: underline;
}

.btn-block {
    width: 100%;
    padding: 16px;
    font-size: 1.05rem;
    font-weight: 600;
}

.login-footer {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid rgba(0, 51, 102, 0.1);
    text-align: center;
}

.login-footer p {
    color: var(--gray);
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .admin-login-page {
        padding: 24px 16px;
    }
    
    .login-card {
        padding: 32px 24px;
        border-radius: 24px;
    }
    
    .login-header h1 {
        font-size: 1.75rem;
    }
}

/* References */
.references h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--school-blue);
    font-family: 'Playfair Display', serif;
}

.references-content {
    line-height: 1.8;
    color: var(--gray);
}

/* Stats */
.stats {
    display: flex;
    gap: 24px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.stats span {
    color: var(--gray);
    font-size: 0.95rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 6px;
    z-index: 10002;
    position: relative;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    flex-shrink: 0;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* Responsive - Tablet */
@media (max-width: 1024px) {
    .container {
        padding: 0 20px;
    }
    
    header .navbar {
        padding: 12px 24px;
    }
    
    .nav-menu li a {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
    
    .hero h1 {
        font-size: 3.5rem;
    }
    
    .articles-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 24px;
    }
    
    /* Issues Page Tablet */
    .issues-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
        gap: 24px;
    }
    
    /* Homepage Featured Books - Tablet (2 columns) */
    .featured-section .books-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Journal Detail Page Tablet */
    .journal-info-card {
        padding: 32px;
    }
    
    .journal-meta {
        grid-template-columns: 1fr;
    }
    
    .article-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .article-item-link {
        align-self: flex-end;
        margin-top: 12px;
    }
    
    /* Books Page Tablet */
    .books-filters {
        padding: 24px;
    }
    
    .filter-group {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .search-wrapper {
        flex: 1;
        min-width: 200px;
    }
    
    .select-wrapper {
        min-width: 180px;
    }
    
    .books-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: 24px;
    }
    
    .page-header h1 {
        font-size: 2.5rem;
    }
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    /* Mobile Navigation */
    .mobile-menu-toggle {
        display: flex !important;
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        z-index: 10002 !important;
        position: relative;
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
        flex-shrink: 0;
    }
    
    /* Ensure hamburger button is always clickable */
    .mobile-menu-toggle,
    .mobile-menu-toggle *,
    .mobile-menu-toggle span {
        pointer-events: auto !important;
        cursor: pointer !important;
        position: relative;
        z-index: 10003 !important;
    }
    
    /* Ensure nothing blocks the hamburger button */
    header .navbar .container {
        position: relative;
        z-index: 10001;
    }
    
    header .navbar {
        padding: 12px 16px;
        min-height: auto;
    }
    
    header .navbar .container {
        position: relative;
        flex-wrap: wrap;
    }
    
    /* Ensure mobile menu toggle is always on top and clickable */
    .nav-brand {
        flex: 1;
        min-width: 0;
    }
    
    .nav-brand .logo {
        width: 40px;
        height: 40px;
    }
    
    .nav-brand a {
        font-size: 1.2rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        max-height: 100vh;
        background: rgba(0, 31, 63, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        padding: 16px;
        padding-top: 60px;
        gap: 6px;
        transform: translateX(-100%);
        transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
        z-index: 9998;
        overflow-y: auto;
        overflow-x: hidden;
        border: none;
        box-shadow: none;
        visibility: hidden;
        opacity: 0;
        -webkit-overflow-scrolling: touch;
    }
    
    /* Mobile Menu Close Button - Only one, positioned at top right */
    .mobile-menu-close-wrapper {
        display: none !important;
        justify-content: flex-end;
        align-items: flex-start;
        margin-bottom: 12px;
        padding: 0;
        width: 100%;
        position: absolute;
        top: 16px;
        right: 16px;
        z-index: 10000;
    }
    
    .nav-menu.active .mobile-menu-close-wrapper {
        display: flex !important;
    }
    
    /* Ensure only one close button exists */
    .mobile-menu-close-wrapper:not(:first-of-type) {
        display: none !important;
    }
    
    .mobile-menu-close {
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.2);
        border-radius: 12px;
        color: var(--white);
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0;
        transition: all 0.3s ease;
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }
    
    .mobile-menu-close:hover,
    .mobile-menu-close:active {
        background: rgba(255, 255, 255, 0.2);
        border-color: rgba(255, 255, 255, 0.4);
        transform: scale(1.1);
    }
    
    .mobile-menu-close svg {
        width: 24px;
        height: 24px;
        stroke: var(--white);
    }
    
    .nav-menu.active {
        transform: translateX(0);
        visibility: visible;
        opacity: 1;
    }
    
    .nav-menu li {
        width: 100%;
        display: list-item !important;
        margin: 0 0 6px 0;
        list-style: none;
        opacity: 1 !important;
        visibility: visible !important;
        height: auto;
    }
    
    .nav-menu li a {
        display: block !important;
        padding: 12px 16px;
        text-align: left;
        width: 100%;
        font-size: 1rem;
        border-radius: 12px;
        margin-bottom: 0;
        border: 1px solid rgba(255, 255, 255, 0.1);
        background: rgba(255, 255, 255, 0.05);
        opacity: 1 !important;
        visibility: visible !important;
        position: relative;
        z-index: 1;
        min-height: 44px;
        box-sizing: border-box;
    }
    
    /* Ensure all menu items are visible - force display for all items */
    .nav-menu li {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        height: auto !important;
        overflow: visible !important;
    }
    
    /* Specifically ensure Submit and Contact are visible */
    .nav-menu li a[href*="submission"],
    .nav-menu li a[href*="contact"] {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    
    .nav-menu li a:hover,
    .nav-menu li a:active,
    .nav-menu li a.active {
        background: rgba(204, 0, 0, 0.3);
        border-color: rgba(255, 255, 255, 0.3);
    }
    
    .nav-menu li a::before {
        display: none !important;
    }
    
    /* Hero Section */
    .hero {
        padding: 60px 0 40px;
    }
    
    .hero h1 {
        font-size: 2rem;
        line-height: 1.2;
        margin-bottom: 16px;
    }
    
    .hero p {
        font-size: 1.1rem;
        margin-bottom: 32px;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: 12px;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
        padding: 14px 24px;
    }
    
    /* Issues Page Mobile */
    .page-header {
        margin: 32px 0 40px;
    }
    
    .page-header h1 {
        font-size: 1.75rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .issues-grid {
        gap: 20px;
        margin: 24px 0;
    }
    
    .issue-card {
        padding: 20px;
    }
    
    .issue-card-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .issue-card-body h3 {
        font-size: 1.1rem;
    }
    
    .btn-view-issue {
        padding: 14px 20px;
        font-size: 0.9rem;
    }
    
    .empty-state {
        padding: 40px 20px;
    }
    
    .empty-state h3 {
        font-size: 1.5rem;
    }
    
    /* Cards and Grids */
    .articles-grid,
    .books-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* Homepage Featured Books - Mobile (1 column) */
    .featured-section .books-grid {
        grid-template-columns: 1fr;
    }
    
    /* Books Page Mobile */
    .books-filters {
        padding: 20px;
        margin: 32px 0;
    }
    
    .filter-group {
        gap: 12px;
    }
    
    .search-input,
    .category-select,
    .btn-filter {
        font-size: 0.95rem;
        padding: 12px 16px;
    }
    
    .active-filters {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .clear-all-filters {
        margin-left: 0;
    }
    
    .book-cover,
    .book-cover-placeholder {
        height: 320px;
    }
    
    .book-card-body {
        padding: 20px;
    }
    
    .book-card-body h3 {
        font-size: 1.1rem;
        min-height: auto;
    }
    
    .book-card-footer {
        padding: 0 20px 20px;
    }
    
    .article-card,
    .book-card {
        padding: 24px;
    }
    
    .article-card h3 {
        font-size: 1.25rem;
    }
    
    .article-inline-meta {
        gap: 12px;
        font-size: 0.75rem;
        margin-top: 6px;
    }
    
    .article-inline-meta .inline-meta-item {
        font-size: 0.75rem;
        gap: 3px;
    }
    
    .article-inline-meta .inline-meta-item svg {
        width: 12px;
        height: 12px;
    }
    
    .article-card .btn-read-more {
        padding: 7px 14px;
        font-size: 0.8rem;
        margin-top: 12px;
    }
    
    .article-card .btn-read-more svg {
        width: 12px;
        height: 12px;
    }
    
    /* Article Detail */
    .article-detail {
        padding: 24px 16px;
        border-radius: 20px;
        margin: 24px 0;
    }
    
    .article-detail h1 {
        font-size: 1.75rem;
        line-height: 1.3;
        margin-bottom: 20px;
    }
    
    .article-meta {
        padding: 16px;
        margin: 20px 0;
    }
    
    .publication-info {
        flex-direction: column;
        gap: 12px;
    }
    
    .abstract {
        padding: 20px;
        font-size: 1rem;
        margin: 32px 0;
    }
    
    /* Forms */
    .form-container {
        padding: 24px 16px;
        border-radius: 20px;
        margin: 24px 0;
    }
    
    .book-detail,
    .article-detail {
        padding: 20px 12px;
    }
    
    .book-info h1,
    .article-detail h1 {
        font-size: 1.5rem;
    }
    
    .book-info .book-meta {
        padding: 12px;
    }
    
    .book-info .description {
        padding: 16px;
        font-size: 0.95rem;
    }
    
    .book-info .description h2 {
        font-size: 1.25rem;
    }
    
    .book-actions .btn {
        width: 100%;
        min-width: auto;
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .form-group {
        margin-bottom: 20px;
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: 14px 16px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    /* Buttons */
    .btn {
        padding: 12px 24px;
        font-size: 0.875rem;
        width: 100%;
        max-width: 100%;
    }
    
    /* Featured Sections */
    .featured-section {
        margin: 40px 0;
    }
    
    .featured-section h2 {
        font-size: 1.75rem;
        margin-bottom: 32px;
    }
    
    /* Announcements */
    .announcements .container {
        padding: 32px 20px;
    }
    
    .announcement-item {
        padding: 16px;
    }
    
    /* Pagination */
    .pagination {
        margin: 40px 0;
    }
    
    .pagination a {
        padding: 10px 16px;
        font-size: 0.875rem;
        margin: 0 2px;
    }
    
    /* Footer */
    footer {
        padding: 32px 0;
        margin-top: 60px;
        font-size: 0.9rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-section {
        width: 100%;
    }
    
    /* Journals List */
    .journals-list {
        grid-template-columns: 1fr;
        gap: 20px;
        margin: 24px 0;
    }
    
    /* Journal Cards */
    .journal-card {
        padding: 24px;
    }
    
    .journal-card h2 {
        font-size: 1.5rem;
    }
    
    /* Stats */
    .stats {
        flex-direction: column;
        gap: 12px;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }
    
    header .navbar {
        padding: 10px 12px;
    }
    
    .nav-brand .logo {
        width: 35px;
        height: 35px;
    }
    
    .nav-brand a {
        font-size: 1rem;
    }
    
    .hero {
        padding: 40px 0 30px;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .article-detail {
        padding: 20px 12px;
    }
    
    .article-detail h1 {
        font-size: 1.5rem;
    }
    
    .featured-section {
        margin: 32px 0;
    }
    
    .featured-section h2 {
        font-size: 1.5rem;
    }
    
    .article-card,
    .book-card,
    .journals-list {
        grid-template-columns: 1fr;
        gap: 24px;
        margin: 32px 0;
    }
    
    .journals-list {
        grid-template-columns: 1fr;
        gap: 24px;
        margin: 32px 0;
    }
    
    .journal-card {
        padding: 20px;
    }
    
    .article-inline-meta {
        gap: 10px;
        font-size: 0.7rem;
    }
    
    .article-inline-meta .inline-meta-item {
        font-size: 0.7rem;
    }
    
    .article-inline-meta .inline-meta-item svg {
        width: 11px;
        height: 11px;
    }
    
    .article-card .btn-read-more {
        padding: 6px 12px;
        font-size: 0.75rem;
        margin-top: 10px;
    }
    
    .article-card .btn-read-more svg {
        width: 11px;
        height: 11px;
    }
    
    .form-container {
        padding: 20px 12px;
    }
    
    .announcements .container {
        padding: 24px 16px;
    }
    
    footer {
        padding: 24px 0;
        font-size: 0.85rem;
    }
}

/* Landscape Mobile */
@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        padding: 40px 0 30px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .nav-menu {
        padding: 60px 20px 20px;
    }
}

/* Touch Targets - Ensure minimum 44x44px for mobile */
@media (max-width: 768px) {
    .btn,
    .nav-menu li a,
    .pagination a {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Issues Page Mobile */
    .page-header {
        margin: 32px 0 40px;
    }
    
    .page-header h1 {
        font-size: 1.75rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .issues-grid {
        gap: 20px;
        margin: 24px 0;
    }
    
    .issue-card {
        padding: 20px;
    }
    
    .issue-card-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .issue-card-body h3 {
        font-size: 1.1rem;
    }
    
    .btn-view-issue {
        padding: 14px 20px;
        font-size: 0.9rem;
    }
    
    .empty-state {
        padding: 40px 20px;
    }
    
    .empty-state h3 {
        font-size: 1.5rem;
    }
    
    /* Improve text readability on mobile */
    p, li, span {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    /* Better spacing for mobile */
    .card {
        padding: 24px;
    }
    
    /* Optimize keyword tags for mobile */
    .keyword-tag {
        padding: 6px 16px;
        font-size: 0.8rem;
        margin: 4px;
    }
    
    /* Better table display on mobile */
    table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    /* Improve article actions on mobile */
    .article-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .article-actions .btn {
        width: 100%;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }

/* Page Header */
.page-header {
    text-align: center;
    margin: 48px 0 64px;
    padding: 32px 0;
}

.page-header h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--white);
    font-family: 'Playfair Display', serif;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    margin-bottom: 16px;
}

.page-header .subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
}

/* Content Sections */
.content-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 40px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-lg);
}

.content-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--school-blue);
    margin-bottom: 24px;
    font-family: 'Playfair Display', serif;
    border-bottom: 3px solid var(--school-red);
    padding-bottom: 12px;
}

.content-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--school-blue-dark);
    margin-bottom: 16px;
    margin-top: 24px;
}

.content-section p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gray-dark);
    margin-bottom: 16px;
}

/* About Content */
.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.journal-card {
    background: rgba(0, 51, 102, 0.05);
    border: 2px solid rgba(0, 51, 102, 0.1);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

.journal-card:hover {
    background: rgba(0, 51, 102, 0.1);
    border-color: var(--school-blue);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.journal-card h3 {
    color: var(--school-blue);
    margin-top: 0;
    margin-bottom: 12px;
}

.journal-card p {
    margin-bottom: 0;
    color: var(--gray-dark);
}

.info-list {
    list-style: none;
    padding: 0;
}

.info-list li {
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 51, 102, 0.1);
    font-size: 1.1rem;
}

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

.info-list li strong {
    color: var(--school-blue);
    margin-right: 8px;
}

.link-primary {
    color: var(--school-blue);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 2px solid var(--school-red);
    transition: all 0.3s ease;
}

.link-primary:hover {
    color: var(--school-red);
    border-bottom-color: var(--school-blue);
}

.institution-address {
    margin-top: 20px;
    padding: 20px;
    background: rgba(0, 51, 102, 0.05);
    border-left: 4px solid var(--school-blue);
    border-radius: 8px;
}

.institution-address p {
    margin: 0;
    line-height: 1.8;
}

.institution-address strong {
    color: var(--school-blue);
    font-size: 1.1rem;
}

.editorial-board-link {
    margin-top: 24px;
    text-align: center;
}

.contact-content {
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    margin-top: 16px;
    padding: 20px;
    background: rgba(0, 51, 102, 0.05);
    border-left: 4px solid var(--school-blue);
    border-radius: 8px;
}

.contact-info p {
    margin: 8px 0;
    line-height: 1.8;
}

.contact-info strong {
    color: var(--school-blue);
    font-size: 1.1rem;
}

/* Editorial Board */
.editorial-board-content {
    max-width: 1200px;
    margin: 0 auto;
}

.board-member-group {
    margin-bottom: 48px;
}

.board-member-group h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--school-blue);
    margin-bottom: 24px;
    font-family: 'Playfair Display', serif;
    border-bottom: 3px solid var(--school-red);
    padding-bottom: 12px;
}

.board-member {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 51, 102, 0.2);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
    transition: all 0.3s ease;
}

.board-member:hover {
    background: rgba(255, 255, 255, 0.95);
    border-color: var(--school-blue);
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.board-member h3 {
    color: var(--school-blue);
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 1.3rem;
}

.member-title {
    color: var(--school-red);
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 1rem;
}

.member-role {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 0;
}

.reviewers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 24px;
}

.review-process {
    margin-top: 48px;
    background: rgba(0, 51, 102, 0.05);
    border-left: 4px solid var(--school-red);
}

/* Submission Guidelines */
.submission-content {
    max-width: 1100px;
    margin: 0 auto;
}

.guidelines-section {
    margin-bottom: 48px;
}

.guidelines-subsection {
    margin-bottom: 32px;
    padding: 24px;
    background: rgba(0, 51, 102, 0.03);
    border-radius: 12px;
    border-left: 4px solid var(--school-blue);
}

.guidelines-subsection h3 {
    color: var(--school-blue);
    margin-top: 0;
    font-size: 1.4rem;
}

.guidelines-list {
    list-style: none;
    padding-left: 0;
}

.guidelines-list li {
    padding: 10px 0;
    padding-left: 24px;
    position: relative;
    line-height: 1.7;
    color: var(--gray-dark);
}

.guidelines-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--school-red);
    font-weight: bold;
    font-size: 1.5rem;
}

.guidelines-list li strong {
    color: var(--school-blue);
}

.format-order {
    padding-left: 24px;
    margin-top: 16px;
}

.format-order li {
    padding: 8px 0;
    color: var(--gray-dark);
    line-height: 1.7;
}

.form-section {
    margin-top: 48px;
}

.form-section h2 {
    margin-bottom: 32px;
}

/* Mobile Responsive for Content Sections */
@media (max-width: 768px) {
    .page-header {
        margin: 32px 0 40px;
        padding: 24px 0;
    }
    
    .content-section {
        padding: 24px 20px;
        border-radius: 16px;
    }
    
    .content-section h2 {
        font-size: 1.75rem;
    }
    
    .content-section h3 {
        font-size: 1.3rem;
    }
    
    .journal-card {
        padding: 20px;
    }
    
    .reviewers-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .guidelines-subsection {
        padding: 20px;
    }
    
    .board-member {
        padding: 16px;
    }
}

@media (max-width: 480px) {
    .content-section {
        padding: 20px 16px;
    }
    
    .content-section h2 {
        font-size: 1.5rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
}