:root {
    --admin-bg: #f8fafc;
    --admin-sidebar: #1e293b;
    --admin-sidebar-hover: #334155;
    --admin-primary: #3b82f6;
    --admin-success: #10b981;
    --admin-warning: #f59e0b;
    --admin-danger: #ef4444;
    --admin-card: #ffffff;
    --admin-border: #e2e8f0;
    --admin-text: #1e293b;
    --admin-text-light: #64748b;
}

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

body {
    font-family: 'Lato', sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    line-height: 1.6;
}

/* ============================================= */
/* LOGIN SECTION */
/* ============================================= */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.login-container::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="coins" x="0" y="0" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="2" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23coins)"/></svg>');
}

.login-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    max-width: 440px;
    width: 100%;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    z-index: 2;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    gap: 12px;
}

.login-logo img {
    height: 45px;
    border-radius: 8px;
}

.login-logo span {
    font-family: 'Cinzel', serif;
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-title {
    font-family: 'Cinzel', serif;
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
    color: var(--admin-text);
    font-weight: 700;
}

.login-subtitle {
    color: var(--admin-text-light);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.login-form .form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.login-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--admin-text);
    font-size: 0.95rem;
}

.login-form input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--admin-border);
    border-radius: 12px;
    font-family: 'Lato', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.login-form input:focus {
    border-color: var(--admin-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    transform: translateY(-1px);
}

.login-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--admin-primary), #1d4ed8);
    color: white;
    border: none;
    padding: 16px;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.login-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

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

.error-message,
.success-message {
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    display: none;
    font-size: 0.95rem;
    text-align: left;
}

.error-message {
    background: #fef2f2;
    color: var(--admin-danger);
    border: 1px solid #fecaca;
}

.success-message {
    background: #f0fdf4;
    color: var(--admin-success);
    border: 1px solid #bbf7d0;
}

.back-to-site {
    display: inline-block;
    margin-top: 1.5rem;
    color: var(--admin-primary);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.back-to-site:hover {
    color: #1d4ed8;
    transform: translateX(-5px);
}

/* ============================================= */
/* ADMIN PANEL LAYOUT */
/* ============================================= */
.admin-layout {
    display: none;
    min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
    width: 280px;
    background: var(--admin-sidebar);
    color: white;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.1);
}

.sidebar-header {
    padding: 2rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-header img {
    height: 40px;
    border-radius: 8px;
}

.sidebar-header span {
    font-family: 'Cinzel', serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: white;
}

.sidebar-nav {
    padding: 1.5rem 0;
}

.nav-item {
    margin-bottom: 0.5rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 1.5rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
}

.nav-link:hover,
.nav-link.active {
    background: var(--admin-sidebar-hover);
    color: white;
    border-left-color: var(--admin-primary);
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

/* Main Content */
.admin-main {
    margin-left: 280px;
    padding: 0;
    min-height: 100vh;
}

/* Top Bar */
.admin-topbar {
    background: white;
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.topbar-title h1 {
    font-family: 'Cinzel', serif;
    font-size: 1.8rem;
    color: var(--admin-text);
    margin: 0;
}

.topbar-title p {
    color: var(--admin-text-light);
    margin: 0;
    font-size: 0.95rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

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

.user-name {
    font-weight: 600;
    color: var(--admin-text);
}

.user-role {
    font-size: 0.85rem;
    color: var(--admin-text-light);
}

.logout-btn {
    background: var(--admin-danger);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
}

.logout-btn:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

/* Content Area */
.admin-content {
    padding: 2rem;
    background: var(--admin-bg);
    min-height: calc(100vh - 80px);
}

/* Admin Sections */
.admin-section {
    display: none;
}

.admin-section.active {
    display: block;
}

/* Form Container */
.form-container {
    background: var(--admin-card);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--admin-border);
    margin-bottom: 2rem;
}

.form-header {
    margin-bottom: 2rem;
}

.form-header h2 {
    font-family: 'Cinzel', serif;
    font-size: 1.8rem;
    color: var(--admin-text);
    margin-bottom: 0.5rem;
}

.form-header p {
    color: var(--admin-text-light);
    font-size: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--admin-text);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--admin-border);
    border-radius: 10px;
    font-family: 'Lato', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--admin-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--admin-border);
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--admin-primary), #1d4ed8);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: var(--admin-text-light);
    color: white;
}

.btn-secondary:hover {
    background: #475569;
    transform: translateY(-1px);
}

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

/* ============================================= */
/* IMAGE PREVIEWS (ADD/EDIT FORM) */
/* ============================================= */
.image-preview {
    max-width: 200px;
    max-height: 200px;
    margin-top: 10px;
    border-radius: 10px;
    display: none;
    border: 2px solid var(--admin-border);
    transition: all 0.3s ease;
    object-fit: cover;
}

.image-preview:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ============================================= */
/* 3D COIN FLIP IN MANAGE LIST */
/* ============================================= */
.coin-item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1.5rem;
    padding: 1.5rem;
    border-bottom: 1px solid var(--admin-border);
    align-items: start;
    transition: all 0.3s ease;
}

.coin-item:hover {
    background: #f8fafc;
}

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

/* 3D Flip Container */
.coin-image-container {
    position: relative;
    width: 80px;
    height: 80px;
    border-radius: 12px;
    border: 2px solid var(--admin-border);
    background: #f1f5f9;
    overflow: hidden;
    perspective: 1000px;
    flex-shrink: 0;
}

.coin-flipper {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.coin-flipper.show-front {
    transform: rotateY(0deg);
}

.coin-flipper.show-back {
    transform: rotateY(180deg);
}

.admin-coin-image {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    backface-visibility: hidden;
    border-radius: 10px;
}

.admin-coin-image.front {
    z-index: 2;
}

.admin-coin-image.back {
    transform: rotateY(180deg);
}

/* Navigation Arrows */
.nav-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.95);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    color: #1e293b;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    z-index: 10;
    backdrop-filter: blur(6px);
}

.nav-arrow:hover {
    background: white;
    transform: translateY(-50%) scale(1.15);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
}

.left-arrow {
    left: 6px;
}

.right-arrow {
    right: 6px;
}

/* Show arrows only if back image exists */
.coin-image-container.has-back .nav-arrow,
.coin-image-container.has-back .image-indicators {
    display: flex !important;
}

.coin-image-container.one-image .nav-arrow,
.coin-image-container.one-image .image-indicators {
    display: none !important;
}

/* Dot Indicators */
.image-indicators {
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 6px;
    z-index: 10;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transition: all 0.3s ease;
}

.dot.active {
    background: white;
    transform: scale(1.5);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.9);
}

/* Coin Info */
.coin-info h3 {
    margin: 0 0 0.5rem;
    font-family: 'Cinzel', serif;
    font-size: 1.2rem;
    color: var(--admin-text);
}

.coin-meta {
    display: flex;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: var(--admin-text-light);
    flex-wrap: wrap;
}

.coin-meta span {
    background: #f1f5f9;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.8rem;
}

.coin-description {
    margin-top: 0.75rem;
    font-size: 0.9rem;
    color: var(--admin-text-light);
    line-height: 1.5;
}

/* Coin Actions */
.coin-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.action-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    padding: 10px 12px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    text-decoration: none;
}

.edit-btn {
    color: var(--admin-primary);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.edit-btn:hover {
    background: var(--admin-primary);
    color: white;
    transform: translateY(-1px);
}

.delete-btn {
    color: var(--admin-danger);
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.delete-btn:hover {
    background: var(--admin-danger);
    color: white;
    transform: translateY(-1px);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--admin-card);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--admin-border);
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.stat-card i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--admin-primary);
}

.stat-card h3 {
    font-size: 0.9rem;
    color: var(--admin-text-light);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--admin-text);
    font-family: 'Cinzel', serif;
}

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

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    color: #cbd5e1;
}

.empty-state h3 {
    font-family: 'Cinzel', serif;
    margin-bottom: 1rem;
    color: var(--admin-text);
}

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

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

/* Search Controls */
.search-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 250px;
}

.search-box i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--admin-text-light);
    font-size: 1rem;
}

.search-box input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border: 2px solid var(--admin-border);
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-box input:focus {
    border-color: var(--admin-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Pagination */
.pagination-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding: 1rem;
    background: var(--admin-card);
    border-radius: 12px;
    border: 1px solid var(--admin-border);
}

.pagination-controls button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

#page-info {
    font-weight: 600;
    color: var(--admin-text);
    min-width: 120px;
    text-align: center;
}

/* ============================================= */
/* RESPONSIVE DESIGN */
/* ============================================= */
@media (max-width: 1024px) {
    .admin-sidebar {
        width: 250px;
    }

    .admin-main {
        margin-left: 250px;
    }
}

@media (max-width: 768px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }

    .admin-sidebar.active {
        transform: translateX(0);
    }

    .admin-main {
        margin-left: 0;
    }

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

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

    .admin-topbar {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .user-info {
        flex-direction: column;
        gap: 0.5rem;
    }

    .user-details {
        text-align: center;
    }

    .coin-item {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .coin-actions {
        justify-content: center;
        margin-top: 1rem;
    }
}

@media (max-width: 480px) {
    .login-box {
        padding: 2rem;
        margin: 1rem;
    }

    .admin-content {
        padding: 1rem;
    }

    .form-container {
        padding: 1.5rem;
    }

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

    .coin-actions {
        flex-direction: column;
        width: 100%;
    }

    .action-btn {
        width: 100%;
        justify-content: center;
    }
}

/* Bulk Upload & Backup Styles */
.bulk-upload-options,
.backup-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.upload-option-card,
.backup-option-card {
    background: var(--admin-card);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 2px solid var(--admin-border);
    transition: all 0.3s ease;
}

.upload-option-card:hover,
.backup-option-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.option-icon {
    font-size: 3rem;
    color: var(--admin-primary);
    margin-bottom: 1rem;
}

.upload-area {
    border: 2px dashed var(--admin-border);
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.upload-area:hover {
    border-color: var(--admin-primary);
    background: rgba(59, 130, 246, 0.05);
}

.upload-area i {
    font-size: 2.5rem;
    color: var(--admin-text-light);
    margin-bottom: 1rem;
}

.upload-progress {
    margin-top: 1rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--admin-border);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(135deg, var(--admin-primary), #1d4ed8);
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.9rem;
    color: var(--admin-text-light);
}

.upload-instructions,
.backup-info {
    background: #f8fafc;
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid var(--admin-primary);
}

.upload-instructions h4,
.backup-info h4 {
    margin-bottom: 1rem;
    color: var(--admin-text);
}

.upload-instructions ul {
    list-style: none;
    padding: 0;
}

.upload-instructions li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.upload-instructions li:last-child {
    border-bottom: none;
}

.upload-instructions li::before {
    content: "✓";
    color: var(--admin-success);
    font-weight: bold;
    margin-right: 10px;
}

.backup-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    border: 1px solid var(--admin-border);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--admin-primary);
    font-family: 'Cinzel', serif;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--admin-text-light);
    margin-top: 0.5rem;
}

/* Success/Error messages for bulk operations */
.bulk-result {
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    display: none;
}

.bulk-result.success {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: var(--admin-success);
}

.bulk-result.error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: var(--admin-danger);
}

/* Responsive Design */
@media (max-width: 768px) {

    .bulk-upload-options,
    .backup-options {
        grid-template-columns: 1fr;
    }

    .upload-option-card,
    .backup-option-card {
        padding: 1.5rem;
    }
}

/* Enhanced Upload Area Styles */
.upload-area {
    border: 2px dashed var(--admin-border);
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
    position: relative;
}

.upload-area:hover {
    border-color: var(--admin-primary);
    background: rgba(59, 130, 246, 0.05);
}

.upload-area.drag-over {
    border-color: var(--admin-primary);
    background: rgba(59, 130, 246, 0.1);
    transform: scale(1.02);
}

.upload-area i {
    font-size: 2.5rem;
    color: var(--admin-text-light);
    margin-bottom: 1rem;
}

.upload-progress {
    margin-top: 1rem;
    background: var(--admin-border);
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--admin-border);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(135deg, var(--admin-primary), #1d4ed8);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 4px;
}

.progress-text {
    font-size: 0.9rem;
    color: var(--admin-text-light);
    font-weight: 600;
}

/* Bulk result messages */
.bulk-result {
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    animation: slideIn 0.3s ease;
}

.bulk-result.success {
    background: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
}

.bulk-result.error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #dc2626;
}

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

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

/* File input styling */
.upload-area input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

/* =============================================
   PROFESSIONAL PAYMENT MANAGEMENT STYLES
   ============================================= */

/* Payment Stats Grid */
#payments-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

#payments-stats .stat-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    padding: 1.8rem;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    border-left: 5px solid var(--admin-primary);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

#payments-stats .stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.05) 0%, transparent 70%);
    transition: transform 0.5s ease;
}

#payments-stats .stat-card:hover::before {
    transform: scale(1.2);
}

#payments-stats .stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

#payments-stats .stat-card h3 {
    margin: 0 0 0.8rem 0;
    font-size: 0.9rem;
    color: var(--admin-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

#payments-stats .stat-card .stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--admin-text);
    font-family: 'Cinzel', serif;
    line-height: 1;
}

/* Unique colors for each stat */
#payments-stats .stat-card:nth-child(1) {
    border-left-color: #3b82f6;
}

#payments-stats .stat-card:nth-child(2) {
    border-left-color: #fbbf24;
}

#payments-stats .stat-card:nth-child(3) {
    border-left-color: #10b981;
}

#payments-stats .stat-card:nth-child(4) {
    border-left-color: #d4af37;
}

/* Payment Filters */
.payments-filter {
    display: flex;
    gap: 12px;
    margin-bottom: 2.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.payments-filter .filter-btn {
    background: white;
    border: 2px solid var(--admin-border);
    color: var(--admin-text);
    padding: 12px 28px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.payments-filter .filter-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.payments-filter .filter-btn.active {
    background: linear-gradient(135deg, var(--admin-primary), #1d4ed8);
    color: white;
    border-color: var(--admin-primary);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.3);
}

/* Payment List Container */
.payments-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Individual Payment Card */
.payment-item {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border-left: 6px solid var(--admin-primary);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.payment-item::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.03) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(50%, -50%);
}

.payment-item:hover {
    transform: translateX(8px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
}

.payment-item.pending {
    border-left-color: #fbbf24;
}

.payment-item.verified {
    border-left-color: #10b981;
}

.payment-item.rejected {
    border-left-color: #ef4444;
}

/* Payment Header */
.payment-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.payment-id {
    font-family: 'Cinzel', serif;
    font-size: 1.4rem;
    color: var(--admin-secondary);
    font-weight: 700;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.payment-id small {
    font-family: 'Lato', sans-serif;
    font-size: 0.85rem;
    color: var(--admin-text-light);
    font-weight: 400;
}

.payment-status {
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.payment-status.pending {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: #92400e;
}

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

.payment-status.rejected {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #991b1b;
}

/* Payment Details Grid */
.payment-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.2rem;
    margin-bottom: 1.8rem;
}

.payment-detail {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 1rem;
    border-radius: 12px;
    border-left: 4px solid var(--admin-primary);
    transition: all 0.3s ease;
}

.payment-detail:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.payment-detail strong {
    display: block;
    color: var(--admin-secondary);
    margin-bottom: 0.4rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.payment-detail span,
.payment-detail p {
    color: var(--admin-text);
    font-size: 1rem;
    font-weight: 500;
}

/* Payment Items Section */
.payment-items {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    border: 2px solid #bae6fd;
}

.payment-items h4 {
    margin-bottom: 1rem;
    color: var(--admin-secondary);
    font-family: 'Cinzel', serif;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.payment-item-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.payment-item-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.payment-item-row:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.payment-item-row span {
    color: var(--admin-text);
    font-weight: 500;
}

.payment-item-row strong {
    color: var(--admin-primary);
    font-size: 1.1rem;
}

/* Delivery Address Section */
.payment-address {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    border-left: 5px solid #10b981;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.1);
}

.payment-address h4 {
    margin-bottom: 1rem;
    color: var(--admin-secondary);
    font-family: 'Cinzel', serif;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.payment-address p {
    color: var(--admin-text);
    line-height: 1.8;
    font-size: 1rem;
}

/* Payment Actions */
.payment-actions {
    display: flex;
    gap: 1.2rem;
    flex-wrap: wrap;
    padding-top: 1.5rem;
    border-top: 2px solid var(--admin-border);
}

.payment-actions .btn {
    flex: 1;
    min-width: 180px;
    padding: 14px 24px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.verify-btn {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.verify-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
}

.reject-btn {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
}

.reject-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.3);
}

.btn:disabled {
    background: linear-gradient(135deg, #6b7280, #4b5563);
    cursor: not-allowed;
    opacity: 0.6;
}

.btn:disabled:hover {
    transform: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Screenshot Preview */
.screenshot-preview {
    max-width: 350px;
    max-height: 450px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    border: 3px solid white;
    margin-top: 1rem;
}

.screenshot-preview:hover {
    transform: scale(1.03);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

/* Screenshot Modal */
.screenshot-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

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

.screenshot-modal img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: zoomIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }

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

/* Empty State */
.payments-list:empty::after {
    content: 'No payments to display';
    display: block;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--admin-text-light);
    font-size: 1.2rem;
    font-style: italic;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    #payments-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .payment-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .payment-details {
        grid-template-columns: 1fr;
    }

    .payment-actions {
        flex-direction: column;
    }

    .payment-actions .btn {
        width: 100%;
        min-width: 100%;
    }

    .screenshot-preview {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    #payments-stats {
        grid-template-columns: 1fr;
    }

    .payment-item {
        padding: 1.5rem;
    }

    .payments-filter .filter-btn {
        width: 100%;
        justify-content: center;
    }
}

/* Loading State */
.payments-loading {
    text-align: center;
    padding: 3rem;
}

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

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

    to {
        transform: rotate(360deg);
    }
}

/* =============================================
   DYNAMIC JS STYLES
   ============================================= */

/* Drag and Drop Upload Area */
.upload-area.drag-over {
    border-color: var(--admin-primary);
    background-color: rgba(59, 130, 246, 0.05);
}

/* Payment Action Buttons */
.btn-action-verify {
    background-color: var(--admin-success) !important;
    color: white !important;
}

.btn-action-reject {
    background-color: var(--admin-danger) !important;
    color: white !important;
}

.btn-action-disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: var(--admin-text-light) !important;
}

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

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

@keyframes slideOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }

    to {
        opacity: 0;
        transform: translateY(-10px);
    }
}