/* TN CS Teachers Movement Platform - Premium UI/UX Styles */

:root {
    /* Brand Colors */
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --primary-light: #38bdf8;
    --secondary: #8b5cf6;
    --accent: #f59e0b;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    /* Dark Theme Colors */
    --dark-900: #0f172a;
    --dark-800: #1e293b;
    --dark-700: #334155;
    --dark-600: #475569;

    /* Light Colors */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Gradients */
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e3a5f 40%, #0d9488 100%);
    --gradient-primary: linear-gradient(135deg, #0ea5e9 0%, #8b5cf6 100%);
    --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 40px rgba(14, 165, 233, 0.3);
    --shadow-glow-accent: 0 0 40px rgba(245, 158, 11, 0.3);

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
}

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

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

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ========== NAVBAR ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: white;
    font-weight: 800;
    font-size: 1.25rem;
}

.nav-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    color: var(--gray-300);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: white;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--gradient-primary);
    color: white;
    padding: 0.625rem 1.5rem;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition);
    box-shadow: var(--shadow-glow);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 50px rgba(14, 165, 233, 0.5);
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: white;
    transition: var(--transition);
}

/* ========== HERO SECTION ========== */
.hero {
    min-height: 100vh;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 8rem 0 5rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(14, 165, 233, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 0.625rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.8s ease;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease 0.1s both;
}

.hero .subline {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto 1.5rem;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero .tamil-text {
    font-size: 1rem;
    opacity: 0.75;
    margin-bottom: 2.5rem;
    font-style: italic;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    animation: fadeInUp 0.8s ease 0.4s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

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

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 0 60px rgba(14, 165, 233, 0.5);
}

.btn-white {
    background: white;
    color: var(--dark-900);
    font-weight: 700;
    box-shadow: var(--shadow-lg);
}

.btn-white:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.btn-outline {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.btn-accent {
    background: var(--gradient-accent);
    color: white;
    box-shadow: var(--shadow-glow-accent);
}

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

.btn-block {
    width: 100%;
}

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
}

/* ========== SECTIONS ========== */
.section {
    padding: 5rem 0;
    position: relative;
}

.section-alt {
    background: var(--gray-100);
}

.section-dark {
    background: var(--dark-900);
    color: white;
}

.section-gradient {
    background: var(--gradient-hero);
    color: white;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.section-dark .section-title {
    color: white;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-600);
    line-height: 1.7;
}

.section-dark .section-subtitle {
    color: var(--gray-400);
}

/* ========== CARDS ========== */
.card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: var(--transition);
}

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

.card-header {
    background: var(--gradient-primary);
    color: white;
    padding: 1.5rem 2rem;
}

.card-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-body {
    padding: 2rem;
}

/* Glass Card */
.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: 2rem;
    transition: var(--transition);
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

/* Feature Cards */
.feature-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

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

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.25rem;
    background: var(--gray-100);
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: var(--gradient-primary);
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ========== GRID LAYOUTS ========== */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.grid-auto {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

/* ========== STATS ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 1.75rem;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: var(--transition);
    border: 1px solid var(--gray-100);
}

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

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.stat-icon.total {
    background: linear-gradient(135deg, #e0e7ff, #c7d2fe);
    color: #4338ca;
}

.stat-icon.students {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    color: #059669;
}

.stat-icon.teachers {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: #d97706;
}

.stat-icon.today {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #dc2626;
}

.stat-info h3 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1;
}

.stat-info p {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-top: 0.25rem;
}

/* ========== FORMS ========== */
.form-section {
    padding: 4rem 0;
}

.form-grid {
    display: grid;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

label .required {
    color: var(--danger);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"],
input[type="date"],
input[type="url"],
select,
textarea {
    width: 100%;
    padding: 0.875rem 1.25rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    background: white;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.1);
}

input::placeholder,
textarea::placeholder {
    color: var(--gray-400);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.25rem;
    padding-right: 3rem;
}

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

/* File Upload */
.file-upload {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--gray-50);
}

.file-upload:hover {
    border-color: var(--primary);
    background: rgba(14, 165, 233, 0.05);
}

.file-upload.dragover {
    border-color: var(--primary);
    background: rgba(14, 165, 233, 0.1);
}

.file-upload-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.file-upload h4 {
    font-size: 1rem;
    color: var(--gray-700);
    margin-bottom: 0.25rem;
}

.file-upload p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.file-upload input[type="file"] {
    display: none;
}

.file-list {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--gray-100);
    border-radius: var(--radius);
    font-size: 0.875rem;
}

.file-item-name {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.file-remove {
    color: var(--danger);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 50%;
    transition: var(--transition);
}

.file-remove:hover {
    background: rgba(239, 68, 68, 0.1);
}

/* ========== ALERTS ========== */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    animation: slideIn 0.3s ease;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-success {
    background: linear-gradient(135deg, #ecfdf5, #d1fae5);
    border: 1px solid #a7f3d0;
    color: #065f46;
}

.alert-error {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    border: 1px solid #fecaca;
    color: #991b1b;
}

.alert-warning {
    background: linear-gradient(135deg, #fffbeb, #fef3c7);
    border: 1px solid #fde68a;
    color: #92400e;
}

.alert-info {
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    border: 1px solid #bfdbfe;
    color: #1e40af;
}

.alert-icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
}

/* ========== LOADING ========== */
.spinner {
    display: inline-block;
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-dark {
    border-color: rgba(0, 0, 0, 0.1);
    border-top-color: var(--primary);
}

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

/* ========== TABLE ========== */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    background: white;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

th,
td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-100);
}

th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

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

tbody tr:hover {
    background: var(--gray-50);
}

tbody tr:last-child td {
    border-bottom: none;
}

/* ========== BADGES ========== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.875rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-primary {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    color: #1d4ed8;
}

.badge-student {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    color: #1d4ed8;
}

.badge-teacher {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: #b45309;
}

.badge-success {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    color: #065f46;
}

/* ========== PAGINATION ========== */
.pagination {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.pagination ul {
    display: flex;
    list-style: none;
    gap: 0.375rem;
}

.pagination li a,
.pagination li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    padding: 0 0.875rem;
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    transition: var(--transition);
    background: white;
    border: 1px solid var(--gray-200);
}

.pagination li a:hover {
    background: var(--gray-100);
    color: var(--primary);
    border-color: var(--primary-light);
}

.pagination li.active a {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

/* ========== ADMIN HEADER ========== */
.admin-header {
    background: white;
    box-shadow: var(--shadow);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.admin-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.admin-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.admin-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.admin-nav-link {
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: var(--transition);
}

.admin-nav-link:hover {
    color: var(--primary);
    background: var(--gray-100);
}

.admin-nav-link.active {
    color: var(--primary);
    background: linear-gradient(135deg, #e0f2fe, #dbeafe);
    font-weight: 600;
}

/* Status Select */
.status-select {
    padding: 0.375rem 0.625rem;
    font-size: 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    cursor: pointer;
}

.status-pending {
    background: #fef3c7;
    border-color: #fde68a;
}

.status-reviewed {
    background: #dbeafe;
    border-color: #bfdbfe;
}

.status-implemented {
    background: #d1fae5;
    border-color: #a7f3d0;
}

.status-approved {
    background: #d1fae5;
    border-color: #a7f3d0;
}

.status-rejected {
    background: #fee2e2;
    border-color: #fecaca;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
}

.modal-content {
    background: white;
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow: auto;
    box-shadow: var(--shadow-xl);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-400);
    cursor: pointer;
    line-height: 1;
}

.modal-close:hover {
    color: var(--gray-600);
}

.modal-body {
    padding: 1.5rem;
}

.detail-row {
    margin-bottom: 1rem;
}

.detail-row strong {
    color: var(--gray-600);
    font-size: 0.875rem;
}

/* Pagination buttons in admin */
.pagination {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* ========== FILTERS ========== */
.filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.filter-group label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-500);
}

.filter-group input,
.filter-group select {
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
}

/* ========== LOGIN PAGE ========== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    padding: 2rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.login-header {
    background: var(--dark-900);
    color: white;
    padding: 2.5rem 2rem;
    text-align: center;
}

.login-header h1 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.login-header p {
    opacity: 0.7;
    font-size: 0.875rem;
}

.login-body {
    padding: 2rem;
}

/* ========== FOOTER ========== */
.footer {
    background: var(--dark-900);
    color: var(--gray-400);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-section p {
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid var(--dark-700);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.875rem;
}

/* ========== UTILITIES ========== */
.text-center {
    text-align: center;
}

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

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

.text-muted {
    color: var(--gray-500);
}

.text-primary {
    color: var(--primary);
}

.text-white {
    color: white;
}

.mt-1 {
    margin-top: 0.25rem;
}

.mt-2 {
    margin-top: 0.5rem;
}

.mt-3 {
    margin-top: 1rem;
}

.mt-4 {
    margin-top: 1.5rem;
}

.mt-5 {
    margin-top: 2rem;
}

.mb-1 {
    margin-bottom: 0.25rem;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-3 {
    margin-bottom: 1rem;
}

.mb-4 {
    margin-bottom: 1.5rem;
}

.mb-5 {
    margin-bottom: 2rem;
}

.hidden {
    display: none !important;
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.gap-1 {
    gap: 0.5rem;
}

.gap-2 {
    gap: 1rem;
}

.gap-3 {
    gap: 1.5rem;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--dark-800);
        flex-direction: column;
        padding: 1rem;
        gap: 0.5rem;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 7rem 0 4rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
    }

    .section {
        padding: 3rem 0;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .card-body {
        padding: 1.5rem;
    }

    .filters {
        grid-template-columns: 1fr;
    }

    table {
        font-size: 0.8rem;
    }

    th,
    td {
        padding: 0.75rem 0.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

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

    .btn {
        padding: 0.875rem 1.5rem;
    }

    .btn-lg {
        padding: 1rem 1.75rem;
        font-size: 1rem;
    }

    .stat-card {
        padding: 1.25rem;
    }

    .stat-info h3 {
        font-size: 1.5rem;
    }
}

/* ========== HERO IMAGE SLIDER ========== */
.hero-slider-container {
    position: relative;
    width: 100%;
    max-width: 600px;
    margin: 2.5rem auto 0;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4);
    animation: fadeInUp 0.8s ease 0.5s both;
}

.hero-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.hero-slider-track {
    display: flex;
    width: 500%;
    height: 100%;
    animation: slideAuto 25s infinite ease-in-out;
}

.hero-slide {
    width: 20%;
    height: 100%;
    flex-shrink: 0;
    position: relative;
}

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

.hero-slider:hover .hero-slider-track {
    animation-play-state: paused;
}

.hero-slide:hover img {
    transform: scale(1.05);
}

/* Auto-slide animation */
@keyframes slideAuto {

    0%,
    18% {
        transform: translateX(0);
    }

    20%,
    38% {
        transform: translateX(-20%);
    }

    40%,
    58% {
        transform: translateX(-40%);
    }

    60%,
    78% {
        transform: translateX(-60%);
    }

    80%,
    98% {
        transform: translateX(-80%);
    }

    100% {
        transform: translateX(0);
    }
}

/* Slider navigation dots */
.hero-slider-dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 10;
}

.hero-slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.hero-slider-dot:hover,
.hero-slider-dot.active {
    background: rgba(255, 255, 255, 0.9);
    transform: scale(1.2);
}

/* Slider overlay gradient */
.hero-slider::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.5), transparent);
    pointer-events: none;
}

/* Slider glow effect */
.hero-slider-container::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    z-index: -1;
    opacity: 0.6;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {

    0%,
    100% {
        opacity: 0.4;
    }

    50% {
        opacity: 0.8;
    }
}

/* Responsive slider */
@media (max-width: 768px) {
    .hero-slider-container {
        max-width: 90%;
        margin: 2rem auto 0;
    }

    .hero-slider {
        aspect-ratio: 1 / 1;
    }
}

/* ========== IMAGE GALLERY ========== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 1 / 1;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    background: var(--gray-100);
}

.gallery-item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl), 0 0 30px rgba(14, 165, 233, 0.3);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.8) 0%, rgba(139, 92, 246, 0.8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.gallery-zoom {
    font-size: 2.5rem;
    color: white;
    transform: scale(0.5);
    transition: var(--transition);
}

.gallery-item:hover .gallery-zoom {
    transform: scale(1);
}

/* ========== LIGHTBOX MODAL ========== */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    animation: fadeIn 0.3s ease;
}

.lightbox-modal.active {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.lightbox-content img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: -3rem;
    right: 0;
    width: 3rem;
    height: 3rem;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 2rem;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.lightbox-caption {
    color: white;
    text-align: center;
    margin-top: 1.5rem;
    font-size: 1.1rem;
    font-weight: 500;
    opacity: 0.9;
}

/* Gallery Responsive */
@media (max-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .lightbox-content img {
        max-height: 70vh;
    }

    .lightbox-close {
        top: -2.5rem;
        right: 0.5rem;
    }
}

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