/* Publication Score Calculator Styles */
:root {
    /* Academic/Research Color Palette */
    --primary-color: #1e40af;
    --primary-light: #3b82f6;
    --primary-dark: #1e3a8a;
    --secondary-color: #475569;
    --accent-color: #0ea5e9;
    --success-color: #059669;
    --warning-color: #d97706;
    --danger-color: #dc2626;
    --info-color: #0891b2;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-dark: #0f172a;
    
    /* Text Colors */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --text-white: #ffffff;
    
    /* Border & Shadow */
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --box-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Typography */
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    
    /* Transitions */
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-family);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-white);
    padding: var(--spacing-8) 0;
    box-shadow: var(--box-shadow-lg);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.header-content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-white);
}

.logo i {
    font-size: var(--font-size-4xl);
    color: var(--accent-color);
}

.header-description {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.header-description h1 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
    color: var(--text-white);
}

.header-description p {
    font-size: var(--font-size-lg);
    color: var(--text-light);
    line-height: 1.7;
}

.header h1 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
    text-align: center;
    letter-spacing: -0.025em;
}

.header p {
    font-size: var(--font-size-lg);
    text-align: center;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Main Content */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-8) var(--spacing-6);
}

.main-content {
    padding: var(--spacing-12) 0;
}

/* Cards */
.card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    padding: var(--spacing-8);
    margin-bottom: var(--spacing-8);
    border: 1px solid var(--border-light);
    transition: var(--transition-slow);
}

.card:hover {
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-2px);
}

.card h2 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-6);
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    font-size: var(--font-size-2xl);
    font-weight: 700;
}

.card h2 i {
    color: var(--primary-color);
    font-size: var(--font-size-xl);
}

.card h2 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-5);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.card h2 i {
    color: var(--primary-color);
}

/* Form Styles */
.form-container {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    padding: var(--spacing-8);
    margin-bottom: var(--spacing-8);
    border: 1px solid var(--border-light);
}

.form-container {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-xl);
    padding: var(--spacing-8);
    margin-bottom: var(--spacing-8);
    border: 1px solid var(--border-light);
}

.form-container h2 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-6);
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    font-size: var(--font-size-2xl);
    font-weight: 700;
}

.form-container h2 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-6);
    text-align: center;
    position: relative;
}

.form-container h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.form-container h2 i {
    color: var(--primary-color);
    font-size: var(--font-size-xl);
}

.form-group {
    margin-bottom: var(--spacing-6);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-3);
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-base);
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-3);
    font-size: var(--font-size-base);
}

.form-control {
    width: 100%;
    padding: var(--spacing-4);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: var(--transition);
    background: var(--bg-primary);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-group input[type="url"] {
    width: 100%;
    padding: var(--spacing-4);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: var(--transition);
    background: var(--bg-primary);
}

.form-group input[type="url"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-group input[type="url"]::placeholder {
    color: var(--text-muted);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4) var(--spacing-8);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-slow);
    background: var(--primary-color);
    color: var(--text-white);
}

.btn {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-white);
    border: none;
    padding: var(--spacing-4) var(--spacing-8);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    box-shadow: var(--box-shadow);
}

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

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

.btn:active {
    transform: translateY(0);
}

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

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

.btn-success {
    background: var(--success-color);
}

.btn-warning {
    background: var(--warning-color);
}

.btn-danger {
    background: var(--danger-color);
}

.btn-lg {
    padding: var(--spacing-5) var(--spacing-10);
    font-size: var(--font-size-lg);
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-lg);
    border-radius: var(--border-radius-lg);
}

.btn i {
    font-size: var(--font-size-sm);
}

/* Download Section */
.download-section {
    background: var(--bg-secondary);
    padding: var(--spacing-6);
    border-radius: var(--border-radius-lg);
    border: 2px dashed var(--border-color);
}

.download-section:hover {
    border-color: var(--primary-color);
    background: var(--bg-tertiary);
}

/* Alert Styles */
.alert {
    padding: var(--spacing-4);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-6);
    border: 1px solid;
}

.alert {
    padding: var(--spacing-4);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-6);
    border-left: 4px solid;
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-weight: 500;
}

.alert-danger {
    background: #fef2f2;
    color: var(--danger-color);
    border-color: #fecaca;
}

.alert-danger {
    background: #fef2f2;
    border-color: var(--danger-color);
    color: #991b1b;
}

.alert-danger i {
    color: var(--danger-color);
}

.alert-success {
    background: #f0fdf4;
    border-color: var(--success-color);
    color: #166534;
}

.alert i {
    font-size: var(--font-size-lg);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-white);
    padding: var(--spacing-6);
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--box-shadow-lg);
    position: relative;
    overflow: hidden;
    transition: var(--transition-slow);
}

.stat-card:hover {
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-2px);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: var(--transition-slow);
}

.stat-card:hover::before {
    transform: translateX(100%);
}

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

.stat-card h3 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-2);
    position: relative;
    z-index: 1;
    color: var(--text-white);
}

.stat-card p {
    opacity: 0.9;
    font-size: var(--font-size-sm);
    font-weight: 500;
    position: relative;
    z-index: 1;
    color: var(--text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
}

.stat-card p i {
    color: var(--accent-color);
}

/* Badge Styles */
.badge {
    display: inline-block;
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: 20px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-success {
    background: #dcfce7;
    color: var(--success-color);
}

.badge-warning {
    background: #fef3c7;
    color: var(--warning-color);
}

.badge-info {
    background: #e0f2fe;
    color: var(--info-color);
}

.badge-secondary {
    background: #f1f5f9;
    color: var(--text-secondary);
}

/* Custom Q badge colors */
.badge.badge-q1 {
    background: #A4CF63;
    color: #2d5016;
    box-shadow: 0 2px 4px rgba(164, 207, 99, 0.3);
}

.badge.badge-q2 {
    background: #E8D559;
    color: #6b5a1a;
    box-shadow: 0 2px 4px rgba(232, 213, 89, 0.3);
}

.badge.badge-q3 {
    background: #FBA353;
    color: #7d4219;
    box-shadow: 0 2px 4px rgba(251, 163, 83, 0.3);
}

.badge.badge-q4 {
    background: #DD5A4E;
    color: #6b2a1f;
    box-shadow: 0 2px 4px rgba(221, 90, 78, 0.3);
}

.badge.badge-star {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #92400e;
    box-shadow: 0 2px 4px rgba(251, 191, 36, 0.3);
    width: 20px !important;
    min-width: 20px !important;
    max-width: 20px !important;
    text-align: center !important;
    display: inline-block !important;
    flex: none !important;
    padding: 2px !important;
}

/* Summary Table */
.summary-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-4);
    background: var(--bg-primary);
}

.summary-table th,
.summary-table td {
    padding: var(--spacing-3);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.summary-table th {
    background: var(--primary-color);
    color: var(--text-white);
    font-weight: 600;
}

.summary-table td {
    font-weight: 500;
}

.summary-table tbody tr:hover {
    background: var(--bg-secondary);
}

.summary-table tfoot th {
    background: var(--bg-dark);
    color: var(--text-white);
    font-weight: 700;
}

/* Table layout */
#publicationsTable {
    width: 100% !important;
    table-layout: fixed !important;
    border-collapse: collapse !important;
    min-width: 1200px;
}

/* Table container */
.table-container {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--box-shadow);
    max-width: 100%;
}

/* Column minimum widths */
#publicationsTable th:nth-child(1),
#publicationsTable td:nth-child(1) {
    min-width: 150px !important;
}

#publicationsTable th:nth-child(2),
#publicationsTable td:nth-child(2) {
    min-width: 100px !important;
}

#publicationsTable th:nth-child(3),
#publicationsTable td:nth-child(3) {
    min-width: 50px !important;
    text-align: center;
}

#publicationsTable th:nth-child(4),
#publicationsTable td:nth-child(4) {
    min-width: 50px !important;
}

#publicationsTable th:nth-child(5),
#publicationsTable td:nth-child(5) {
    min-width: 50px !important;
}

#publicationsTable th:nth-child(6),
#publicationsTable td:nth-child(6) {
    min-width: 50px !important;
}

/* Ensure table fills container */
#publicationsTable {
    min-width: 100%;
}

/* Publications Table */
#publicationsTable {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-4);
}

#publicationsTable th,
#publicationsTable td {
    padding: var(--spacing-3);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
}

#publicationsTable th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
    position: sticky;
    top: 0;
    z-index: 10;
}

#publicationsTable th.sortable {
    cursor: pointer;
    user-select: none;
}

#publicationsTable th.sortable:hover {
    background: var(--border-color);
}

#publicationsTable th.sortable::after {
    content: '↕';
    margin-left: var(--spacing-2);
    opacity: 0.5;
}

#publicationsTable th.sortable[data-sort="asc"]::after {
    content: '↑';
    opacity: 1;
    color: var(--primary-color);
}

#publicationsTable th.sortable[data-sort="desc"]::after {
    content: '↓';
    opacity: 1;
    color: var(--primary-color);
}

/* Ensure journal text is visible */
#publicationsTable td:nth-child(2) {
    white-space: normal;
    word-wrap: break-word;
    min-width: 200px;
}

#publicationsTable th,
#publicationsTable td {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Allow title column to wrap */
#publicationsTable td:first-child {
    white-space: normal;
    word-wrap: break-word;
}

/* Ensure star badge in Corresp column is small */
#publicationsTable td:nth-child(8) .badge.badge-star {
    width: 20px !important;
    min-width: 20px !important;
    max-width: 20px !important;
    text-align: center !important;
    display: inline-block !important;
    flex: none !important;
    padding: 2px !important;
}

/* Table Styles */
table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-primary);
    font-size: var(--font-size-sm);
}

th, td {
    padding: var(--spacing-2) var(--spacing-3);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    user-select: none;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

th:hover {
    background: var(--bg-tertiary);
}

th.sortable::after {
    content: "↕";
    position: absolute;
    right: var(--spacing-4);
    opacity: 0.5;
    font-size: var(--font-size-xs);
}

th.asc::after {
    content: "↑";
    opacity: 1;
    color: var(--primary-color);
}

th.desc::after {
    content: "↓";
    opacity: 1;
    color: var(--primary-color);
}

tbody tr {
    transition: var(--transition);
}

tbody tr:hover {
    background: var(--bg-secondary);
}

tbody tr:nth-child(even) {
    background: var(--bg-tertiary);
}

tbody tr:nth-child(even):hover {
    background: var(--bg-secondary);
}

/* Download Section */
.download-section {
    margin-bottom: var(--spacing-4);
    text-align: right;
}

/* Footer */
footer {
    background: var(--bg-dark);
    color: var(--text-light);
    text-align: center;
    padding: var(--spacing-6);
    margin-top: var(--spacing-12);
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-2);
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-4);
        text-align: center;
    }
    
    .card {
        padding: var(--spacing-4);
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--spacing-4);
    }
    
    .container {
        padding: 0 var(--spacing-4);
    }
    
    .header {
        padding: var(--spacing-6) 0;
    }
    
    .header h1 {
        font-size: var(--font-size-3xl);
    }
    
    .form-container {
        padding: var(--spacing-6);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }
    
    .card {
        padding: var(--spacing-4);
    }
    
    th, td {
        padding: var(--spacing-3) var(--spacing-4);
        font-size: var(--font-size-xs);
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: var(--font-size-2xl);
    }
    
    .form-container {
        padding: var(--spacing-4);
    }
}

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

.text-right {
    text-align: right;
}

.mb-4 {
    margin-bottom: var(--spacing-4);
}

.mt-4 {
    margin-top: var(--spacing-4);
}

/* Focus and hover states */
.form-control:focus,
.btn:focus,
input:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Search Container and Autocomplete Styles */
.search-container {
    position: relative;
    width: 100%;
    max-width: 600px;
    margin: 0 auto var(--spacing-6);
}

.search-container input[type="text"] {
    width: 100%;
    padding: var(--spacing-5) var(--spacing-6);
    font-size: var(--font-size-lg);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    outline: none;
    transition: var(--transition-slow);
    background: linear-gradient(145deg, var(--bg-primary), var(--bg-secondary));
    box-shadow: 
        0 4px 6px -1px rgba(0, 0, 0, 0.1),
        0 2px 4px -1px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
}

.search-container input[type="text"]:hover {
    border-color: var(--primary-light);
    box-shadow: 
        0 10px 15px -3px rgba(0, 0, 0, 0.1),
        0 4px 6px -2px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

.search-container input[type="text"]:focus {
    border-color: var(--primary-color);
    box-shadow: 
        0 0 0 3px rgba(30, 64, 175, 0.15),
        0 10px 15px -3px rgba(0, 0, 0, 0.1),
        0 4px 6px -2px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    background: linear-gradient(145deg, var(--bg-primary), var(--bg-tertiary));
}



.search-container input[type="text"]::placeholder {
    color: var(--text-muted);
    font-weight: 400;
    font-style: normal;
}







.search-suggestions {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: 
        0 20px 25px -5px rgba(0, 0, 0, 0.1),
        0 10px 10px -5px rgba(0, 0, 0, 0.04),
        0 0 0 1px rgba(0, 0, 0, 0.05);
    max-height: 400px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.search-suggestions.show {
    display: block;
    animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.suggestion-item {
    padding: var(--spacing-4) var(--spacing-5);
    cursor: pointer;
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition-slow);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
    position: relative;
}

.suggestion-item:first-child {
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.suggestion-item:last-child {
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    border-bottom: none;
}

.suggestion-item:hover {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    transform: translateX(4px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.suggestion-item.selected {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-white);
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.3);
}

.suggestion-name {
    font-weight: 600;
    font-size: var(--font-size-base);
}

.suggestion-english-name {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    font-style: italic;
}

.suggestion-university {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.suggestion-metrics {
    display: flex;
    gap: var(--spacing-3);
    margin-top: var(--spacing-2);
    flex-wrap: wrap;
}

.suggestion-metric {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.suggestion-metric:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.suggestion-metric strong {
    color: var(--primary-color);
    font-weight: 700;
}

/* Custom scrollbar for search suggestions */
.search-suggestions::-webkit-scrollbar {
    width: 8px;
}

.search-suggestions::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.search-suggestions::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    border-radius: 4px;
    border: 1px solid var(--bg-primary);
}

.search-suggestions::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}

/* Loading state for search */
.search-loading {
    padding: var(--spacing-4);
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
}

.search-loading i {
    margin-right: var(--spacing-2);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* No results state */
.search-no-results {
    padding: var(--spacing-4);
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
}

/* Disabled button state */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn:disabled:hover {
    transform: none !important;
    box-shadow: var(--box-shadow);
}