/* 
 * İnegöl Belediyesi Etkinlik Sistemi
 * Ana Stil Dosyası
 */

/* ========================================
   CSS Variables & Reset
   ======================================== */
:root {
    --primary: #05325b;
    --primary-dark: #032142;
    --primary-light: #0a4a7f;
    --secondary: #d9a441;
    --secondary-dark: #c4912f;
    --secondary-light: #e6b85c;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --font-sans: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --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);
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
    min-height: 100vh;
}

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

a:hover {
    color: var(--primary-light);
}

img {
    max-width: 100%;
    height: auto;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--gray-900);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

@media (max-width: 768px) {
    h1 { font-size: 1.875rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
}

/* ========================================
   Layout
   ======================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.container-sm { max-width: 640px; }
.container-md { max-width: 768px; }
.container-lg { max-width: 1024px; }

/* ========================================
   Header
   ======================================== */
.header {
    background: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    gap: 1rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--primary);
}

.logo img {
    height: 48px;
    width: auto;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-text small {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--gray-500);
}

.nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius);
    transition: var(--transition);
}

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

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

.mobile-menu-btn {
    display: none;
    padding: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-700);
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        padding: 1rem;
        flex-direction: column;
        box-shadow: var(--shadow-lg);
    }
    
    .nav.active {
        display: flex;
    }
    
    .nav-link {
        width: 100%;
        justify-content: center;
    }
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 4rem 1rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

.hero p {
    font-size: 1.125rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.5;
    text-align: center;
    white-space: nowrap;
    cursor: pointer;
    border: none;
    border-radius: var(--radius);
    transition: var(--transition);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-light);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--secondary);
    color: var(--gray-900);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover:not(:disabled) {
    background: var(--primary);
    color: var(--white);
}

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

.btn-white:hover:not(:disabled) {
    background: var(--gray-100);
    color: var(--primary);
}

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

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

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

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--gray-200) 0%, var(--gray-300) 100%);
}

.card-body {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.card-text {
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.card-footer {
    padding: 1rem 1.5rem;
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
}

/* Event Card Specific */
.event-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.event-card .card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.event-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--gray-500);
}

.event-meta-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.event-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    border-radius: 9999px;
}

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

.badge-secondary {
    background: var(--secondary);
    color: var(--gray-900);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.badge-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

/* ========================================
   Events Grid
   ======================================== */
.events-section {
    padding: 3rem 0;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.section-title {
    position: relative;
    padding-left: 1rem;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--secondary);
    border-radius: 2px;
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

@media (max-width: 640px) {
    .events-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Forms
   ======================================== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--gray-700);
}

.form-control {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--gray-900);
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(5, 50, 91, 0.1);
}

.form-control::placeholder {
    color: var(--gray-400);
}

.form-control-lg {
    padding: 1rem 1.25rem;
    font-size: 1.125rem;
}

.form-text {
    margin-top: 0.375rem;
    font-size: 0.875rem;
    color: var(--gray-500);
}

.form-error {
    margin-top: 0.375rem;
    font-size: 0.875rem;
    color: var(--danger);
}

select.form-control {
    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/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: 1.25rem;
    height: 1.25rem;
    accent-color: var(--primary);
}

/* ========================================
   Alerts
   ======================================== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: #065f46;
    border-left: 4px solid var(--success);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: #991b1b;
    border-left: 4px solid var(--danger);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #92400e;
    border-left: 4px solid var(--warning);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    color: #1e40af;
    border-left: 4px solid var(--info);
}

/* ========================================
   Auth Pages
   ======================================== */
.auth-page {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

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

.auth-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 2rem;
    text-align: center;
}

.auth-header h1 {
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.auth-header p {
    opacity: 0.9;
    font-size: 0.875rem;
}

.auth-body {
    padding: 2rem;
}

.phone-input-group {
    display: flex;
    gap: 0.5rem;
}

.phone-prefix {
    display: flex;
    align-items: center;
    padding: 0 1rem;
    background: var(--gray-100);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    font-weight: 500;
    color: var(--gray-600);
}

.otp-inputs {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.otp-input {
    width: 3rem;
    height: 3.5rem;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    transition: var(--transition);
}

.otp-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(5, 50, 91, 0.1);
}

/* ========================================
   Seat Selection
   ======================================== */
.seat-map-container {
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    overflow-x: auto;
}

.seat-map {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    min-width: fit-content;
}

.seat-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.seat-row-label {
    width: 2rem;
    text-align: center;
    font-weight: 600;
    color: var(--gray-500);
    font-size: 0.875rem;
}

.seat {
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 500;
}

.seat-available {
    background: var(--info);
    color: var(--white);
}

.seat-available:hover {
    background: var(--primary);
    transform: scale(1.1);
}

.seat-occupied {
    background: var(--gray-300);
    color: var(--gray-500);
    cursor: not-allowed;
}

.seat-selected {
    background: var(--success);
    color: var(--white);
    transform: scale(1.1);
}

.seat-legend {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.legend-box {
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 4px;
}

.stage {
    background: var(--gray-300);
    color: var(--gray-600);
    padding: 0.75rem 3rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ========================================
   Ticket Display
   ======================================== */
.ticket-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
}

.ticket-card::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 50%;
    width: 20px;
    height: 20px;
    background: var(--gray-100);
    border-radius: 50%;
}

.ticket-card::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    width: 20px;
    height: 20px;
    background: var(--gray-100);
    border-radius: 50%;
}

.ticket-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 1.5rem;
    text-align: center;
}

.ticket-body {
    padding: 1.5rem;
    border-bottom: 2px dashed var(--gray-200);
}

.ticket-info {
    display: grid;
    gap: 1rem;
}

.ticket-info-item {
    display: flex;
    justify-content: space-between;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--gray-100);
}

.ticket-info-label {
    color: var(--gray-500);
    font-size: 0.875rem;
}

.ticket-info-value {
    font-weight: 600;
    color: var(--gray-900);
}

.ticket-qr {
    padding: 1.5rem;
    text-align: center;
}

.ticket-qr img {
    max-width: 150px;
    margin: 0 auto;
}

.ticket-code {
    font-family: monospace;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--primary);
    margin-top: 1rem;
}

/* ========================================
   Check-in Page
   ======================================== */
.checkin-container {
    max-width: 500px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.checkin-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.checkin-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 2rem;
    text-align: center;
}

.checkin-body {
    padding: 2rem;
}

.checkin-input {
    font-size: 1.5rem;
    text-align: center;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.checkin-result {
    margin-top: 2rem;
    padding: 1.5rem;
    border-radius: var(--radius);
    text-align: center;
}

.checkin-success {
    background: rgba(16, 185, 129, 0.1);
    border: 2px solid var(--success);
}

.checkin-error {
    background: rgba(239, 68, 68, 0.1);
    border: 2px solid var(--danger);
}

.checkin-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 2px solid var(--warning);
}

/* ========================================
   Profile Page
   ======================================== */
.profile-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 3rem 1rem;
}

.profile-info {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary);
}

.profile-details h2 {
    color: var(--white);
    margin-bottom: 0.25rem;
}

.profile-phone {
    opacity: 0.9;
}

.profile-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.stat-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 1rem;
    border-radius: var(--radius);
    text-align: center;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.8;
}

.profile-content {
    padding: 2rem 1rem;
}

.profile-section {
    margin-bottom: 2rem;
}

.profile-section-title {
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--gray-200);
}

/* ========================================
   Status Badges
   ======================================== */
.status-pending { background: rgba(245, 158, 11, 0.1); color: var(--warning); }
.status-success { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.status-danger { background: rgba(239, 68, 68, 0.1); color: var(--danger); }
.status-info { background: rgba(59, 130, 246, 0.1); color: var(--info); }
.status-warning { background: rgba(245, 158, 11, 0.1); color: var(--warning); }

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 3rem 1rem 1.5rem;
    margin-top: 4rem;
}

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

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-brand img {
    height: 48px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-title {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 1rem;
}

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

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

.footer-links a {
    color: var(--gray-400);
    font-size: 0.875rem;
}

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

.footer-bottom {
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-800);
    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-secondary { color: var(--secondary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

.hidden { display: none; }

/* ========================================
   Loading Spinner
   ======================================== */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

/* ========================================
   Admin Styles
   ======================================== */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 260px;
    background: var(--gray-900);
    color: var(--white);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    z-index: 100;
}

.admin-sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-800);
}

.admin-nav {
    padding: 1rem 0;
}

.admin-nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.5rem;
    color: var(--gray-400);
    transition: var(--transition);
}

.admin-nav-item:hover {
    background: var(--gray-800);
    color: var(--white);
}

.admin-nav-item.active {
    background: var(--primary);
    color: var(--white);
}

.admin-content {
    flex: 1;
    margin-left: 260px;
    padding: 2rem;
    background: var(--gray-100);
}

.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.admin-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.admin-table th {
    font-weight: 600;
    color: var(--gray-700);
    background: var(--gray-50);
}

.admin-table tr:hover td {
    background: var(--gray-50);
}

@media (max-width: 1024px) {
    .admin-sidebar {
        transform: translateX(-100%);
        transition: var(--transition);
    }
    
    .admin-sidebar.active {
        transform: translateX(0);
    }
    
    .admin-content {
        margin-left: 0;
    }
}

/* Category filter tabs */
.category-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.category-tab {
    padding: 0.5rem 1rem;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    color: var(--gray-600);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.category-tab:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.category-tab.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--gray-500);
}

.empty-state svg {
    width: 80px;
    height: 80px;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}