@import url("https://fonts.googleapis.com/css2?family=Ma+Shan+Zheng&family=Noto+Sans+SC:wght@400;500;700&display=swap");

:root {

    --primary-color: #ff6b35;
    --secondary-color: #e55a2b;
    --accent-color: #ff8c42;
    --success-color: #2ecc71;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --info-color: #3498db;
    
    --bg-color: #fff5f0;
    --text-color: #2c1810;
    --card-bg: rgba(255, 255, 255, 0.85);
    --border-color: rgba(255, 107, 53, 0.2);
    --shadow: 0 8px 32px rgba(255, 107, 53, 0.15);
    --shadow-lg: 0 12px 48px rgba(255, 107, 53, 0.25);
    
    --radius: 16px;
    --radius-lg: 24px;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    --blur-amount: 20px;

    --font-family: "Ma Shan Zheng", "Noto Sans SC", 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}


@media (min-width: 1200px) {
    :root {
        --primary-color: #ff6b35;
        --secondary-color: #e55a2b;
        --accent-color: #ff8c42;
        --radius: 20px;
        --radius-lg: 28px;
        --shadow: 0 12px 40px rgba(255, 107, 53, 0.18);
        --shadow-lg: 0 16px 56px rgba(255, 107, 53, 0.28);
    }
    
    .container {
        max-width: 1400px;
        padding: 30px 40px;
    }
    
    .navbar {
        height: 80px;
    }
    
    .nav-container {
        height: 80px;
        padding: 0 40px;
    }
    
    .nav-link {
        padding: 10px 16px;
        font-size: 1rem;
    }
    
    .nav-logo h2 {
        font-size: 1.8rem;
    }
    
    .btn {
        padding: 14px 28px;
        font-size: 1rem;
    }
    
    .hero {
        padding: 100px 0;
    }
    
    .hero h1 {
        font-size: 3.5rem;
    }
    
    .hero p {
        font-size: 1.3rem;
    }
    
    .feature-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: 40px;
    }
    
    .feature-card {
        padding: 50px 40px;
    }
    
    .feature-icon {
        font-size: 3.5rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 30px;
    }
    
    .stat-card {
        padding: 35px;
    }
    
    .stat-number {
        font-size: 3rem;
    }
    
    .stat-label {
        font-size: 1rem;
    }
    
    .gallery {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 30px;
    }
    
    .gallery-item img {
        height: 250px;
    }
    
    .image-info {
        padding: 20px;
    }
    
    .image-title {
        font-size: 1.1rem;
    }
    
    .image-meta {
        font-size: 0.9rem;
    }
    
    .upload-area {
        padding: 60px;
    }
    
    .upload-area .feature-icon {
        font-size: 4rem;
    }
    
    .file-item {
        padding: 20px;
    }
    
    .file-preview {
        width: 80px;
        height: 80px;
    }
    
    .card {
        padding: 40px;
    }
    
    .form-group {
        margin-bottom: 25px;
    }
    
    .form-group label {
        font-size: 1rem;
        margin-bottom: 12px;
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: 16px 20px;
        font-size: 1rem;
    }
    
    .bing-daily .card {
        max-width: 1000px;
        margin: 0 auto;
    }
    
    .bing-image {
        height: 500px;
    }
    
    .bing-info {
        padding: 35px;
    }
    
    .gallery-actions {
        gap: 30px;
        margin: 40px 0;
    }
    
    .search-box {
        min-width: 400px;
    }
    
    .search-box input[type="text"] {
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .search-box select,
    .gallery-actions > div:last-child select {
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .gallery-actions > div:last-child span {
        font-size: 1rem;
    }
    
    .bing-info h3 {
        font-size: 1.5rem;
    }
    
    .bing-info p {
        font-size: 1.2rem;
    }
    
    .bing-info small {
        font-size: 1rem;
    }
    
    .bing-actions {
        gap: 15px;
    }
    
    .bing-actions .btn {
        padding: 12px 24px;
    }
}

@media (min-width: 1600px) {
    .container {
        max-width: 1600px;
        padding: 40px 60px;
    }
    
    .hero h1 {
        font-size: 4rem;
    }
    
    .hero p {
        font-size: 1.4rem;
    }
    
    .gallery {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
    
    .feature-grid {
        grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}


@media (min-width: 1200px) {
    ::-webkit-scrollbar {
        width: 10px;
        height: 10px;
    }
    
    ::-webkit-scrollbar-track {
        background: var(--glass-bg);
        backdrop-filter: blur(var(--blur-amount));
        -webkit-backdrop-filter: blur(var(--blur-amount));
    }
    
    ::-webkit-scrollbar-thumb {
        background: var(--primary-color);
        border-radius: 5px;
        border: 2px solid var(--glass-border);
    }
    
    ::-webkit-scrollbar-thumb:hover {
        background: var(--secondary-color);
    }
    
    ::-webkit-scrollbar-corner {
        background: var(--glass-bg);
    }
    
    * {
        scrollbar-width: thin;
        scrollbar-color: var(--primary-color) var(--glass-bg);
    }
}


[data-theme="dark"] {
    --bg-color: #0d0a08;
    --text-color: #fff5f0;
    --card-bg: rgba(35, 20, 10, 0.85);
    --border-color: rgba(255, 107, 53, 0.4);
    --primary-color: #ff8c42;
    --secondary-color: #ff6b35;
    --accent-color: #ffa07a;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.8);
    --glass-bg: rgba(35, 20, 10, 0.75);
    --glass-border: rgba(255, 107, 53, 0.4);
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --info-color: #3498db;
}

[data-theme="dark"] body {
    background: linear-gradient(135deg, #0d0a08 0%, #1a0f0a 50%, #2d1f1a 100%);
    background-attachment: fixed;
    background-size: 400% 400%;
    animation: gradientShiftDark 20s ease infinite;
}

@keyframes gradientShiftDark {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

[data-theme="dark"] .navbar {
    background: rgba(35, 20, 10, 0.9);
    border-bottom: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] .nav-link.active {
    background: rgba(255, 107, 53, 0.15);
}

[data-theme="dark"] .dropdown-content {
    background: rgba(35, 20, 10, 0.95);
    border: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .dropdown-content a {
    border-bottom: 1px solid rgba(255, 107, 53, 0.2);
}

[data-theme="dark"] .dropdown-content a:hover {
    background: rgba(255, 107, 53, 0.2);
}

[data-theme="dark"] .btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.5);
}

[data-theme="dark"] .btn-secondary {
    border-color: rgba(255, 107, 53, 0.6);
    color: var(--primary-color);
}

[data-theme="dark"] .btn-secondary:hover {
    background: rgba(255, 107, 53, 0.15);
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group textarea,
[data-theme="dark"] .form-group select {
    background: rgba(35, 20, 10, 0.8);
    border-color: rgba(255, 107, 53, 0.4);
    color: #fff5f0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .form-group input:focus,
[data-theme="dark"] .form-group textarea:focus,
[data-theme="dark"] .form-group select:focus {
    background: rgba(45, 25, 15, 0.9);
    border-color: var(--primary-color);
    box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
}

[data-theme="dark"] .form-group small {
    color: #aaa;
}

[data-theme="dark"] .card {
    background: rgba(35, 20, 10, 0.85);
    border: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .card:hover {
    border-color: rgba(255, 107, 53, 0.6);
}

[data-theme="dark"] .hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 50%, var(--accent-color) 100%);
    box-shadow: 0 12px 48px rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .stat-card {
    background: rgba(35, 20, 10, 0.85);
    border: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .stat-card:hover {
    border-color: rgba(255, 107, 53, 0.6);
}

[data-theme="dark"] .gallery-item {
    background: rgba(35, 20, 10, 0.85);
    border: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .gallery-item:hover {
    border-color: rgba(255, 107, 53, 0.6);
}

[data-theme="dark"] .image-meta {
    color: #bbb;
}

[data-theme="dark"] .upload-area {
    background: rgba(35, 20, 10, 0.8);
    border-color: rgba(255, 107, 53, 0.5);
}

[data-theme="dark"] .upload-area:hover,
[data-theme="dark"] .upload-area.dragover {
    background: rgba(255, 107, 53, 0.15);
    border-color: var(--secondary-color);
}

[data-theme="dark"] .file-item {
    background: rgba(35, 20, 10, 0.85);
    border: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .file-item:hover {
    border-color: rgba(255, 107, 53, 0.6);
}

[data-theme="dark"] .file-preview {
    background: rgba(35, 20, 10, 0.8);
    border: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .file-size {
    color: #bbb;
}

[data-theme="dark"] .file-title-input {
    background: rgba(45, 25, 15, 0.9);
    border-color: rgba(255, 107, 53, 0.4);
    color: #fff5f0;
}

[data-theme="dark"] .file-title-input:focus {
    background: rgba(55, 35, 20, 0.95);
    border-color: var(--primary-color);
}

[data-theme="dark"] .bing-daily .card {
    background: rgba(35, 20, 10, 0.85);
    border: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .bing-info {
    background: rgba(35, 20, 10, 0.9);
    border-top: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .bing-info small {
    color: #bbb;
}

[data-theme="dark"] .alert {
    background: rgba(35, 20, 10, 0.85);
    border: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .alert-success {
    border-left-color: var(--success-color);
}

[data-theme="dark"] .alert-error {
    border-left-color: var(--danger-color);
}

[data-theme="dark"] .alert-warning {
    border-left-color: var(--warning-color);
}

[data-theme="dark"] .status-pending { 
    background: rgba(243, 156, 18, 0.2); 
    color: #fbbf24; 
}

[data-theme="dark"] .status-verified { 
    background: rgba(46, 204, 113, 0.2); 
    color: #4ade80; 
}

[data-theme="dark"] .status-admin { 
    background: rgba(96, 165, 250, 0.2); 
    color: #60a5fa; 
}

[data-theme="dark"] .status-public { 
    background: rgba(46, 204, 113, 0.2); 
    color: #4ade80; 
}

[data-theme="dark"] .status-private { 
    background: rgba(231, 76, 60, 0.2); 
    color: #f87171; 
}

[data-theme="dark"] .footer {
    background: rgba(35, 20, 10, 0.9);
    border-top: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .footer a {
    color: var(--primary-color);
}

[data-theme="dark"] .empty-state {
    color: #bbb;
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: rgba(35, 20, 10, 0.8);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border: 2px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] ::-webkit-scrollbar-corner {
    background: rgba(35, 20, 10, 0.8);
}


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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, #fff5f0 0%, #ffe8d6 50%, #ffd4b8 100%);
    background-attachment: fixed;
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    transition: var(--transition);
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    min-height: 100vh;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}


input, textarea, .code-block, .api-key-input, .selectable {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}


.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    min-height: calc(100vh - 140px);
}


.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: var(--primary-color);
    margin: 0;
}

.nav-logo a {
    color: inherit;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    padding: 8px 12px;
    border-radius: var(--radius);
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover::before {
    width: 80%;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color);
    background: rgba(255, 107, 53, 0.08);
}

.nav-user {
    color: var(--text-color);
    font-weight: 500;
}


.notification-icon {
    position: relative;
    text-decoration: none;
    font-size: 1.2rem;
}

.notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--danger-color);
    color: white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}


.nav-dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--card-bg);
    min-width: 180px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius);
    z-index: 1000;
    border: 1px solid var(--border-color);
}

.dropdown-content a {
    display: block;
    padding: 12px 16px;
    text-decoration: none;
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.dropdown-content a:hover {
    background: var(--primary-color);
    color: white;
}

.dropdown-content a:last-child {
    border-bottom: none;
}

.nav-dropdown:hover .dropdown-content {
    display: block;
}


.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
}


.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

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

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.1), transparent);
    transition: left 0.5s;
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #c0392b);
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-danger::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: left 0.5s;
}

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

.btn-danger:hover {
    background: linear-gradient(135deg, #c0392b, #a93226);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #219a52);
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-success::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: left 0.5s;
}

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

.btn-success:hover {
    background: linear-gradient(135deg, #219a52, #1e8449);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(46, 204, 113, 0.4);
}

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

.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
}


.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 16px;
    transition: var(--transition);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    color: var(--text-color);
    font-family: inherit;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.05);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 4px 16px rgba(255, 107, 53, 0.2);
    background: rgba(255, 255, 255, 0.9);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #666;
    font-size: 0.875rem;
}

[data-theme="dark"] .form-group small {
    color: #aaa;
}


.checkbox-label {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    gap: 10px;
}

.checkbox-label input {
    width: auto;
    margin-top: 2px;
}


.alert {
    padding: 16px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    border-left: 4px solid;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.4s ease-out;
}

.alert-success {
    border-left-color: var(--success-color);
}

.alert-error {
    border-left-color: var(--danger-color);
}

.alert-warning {
    border-left-color: var(--warning-color);
}

[data-theme="dark"] .alert-success {
    background: rgba(45, 25, 15, 0.85);
}

[data-theme="dark"] .alert-error {
    background: rgba(45, 25, 15, 0.85);
}

[data-theme="dark"] .alert-warning {
    background: rgba(45, 25, 15, 0.85);
}


.card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.3), transparent);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
    border-color: rgba(255, 107, 53, 0.3);
}

.auth-card, .upload-card {
    max-width: 500px;
    margin: 0 auto;
}


.hero {
    text-align: center;
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 50%, var(--accent-color) 100%);
    color: white;
    border-radius: var(--radius-lg);
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 12px 48px rgba(255, 107, 53, 0.3);
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
    animation: heroGlow 10s ease-in-out infinite;
}

@keyframes heroGlow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -20px) scale(1.1); }
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-family: "Ma Shan Zheng", cursive;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
    font-family: "Ma Shan Zheng", cursive;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}


.features {
    margin: 60px 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    text-align: center;
    padding: 40px 30px;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    color: var(--text-color);
    font-family: "Ma Shan Zheng", cursive;
}


.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    text-align: center;
    padding: 25px;
    border-left: 4px solid var(--primary-color);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.3), transparent);
}

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

.stat-card.users { border-left-color: #e74c3c; }
.stat-card.images { border-left-color: #2ecc71; }
.stat-card.storage { border-left-color: #f39c12; }
.stat-card.feedbacks { border-left-color: #9b59b6; }

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.stat-label {
    color: var(--text-color);
    opacity: 0.8;
    font-size: 0.9rem;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 40px 0 30px 0;
    flex-wrap: wrap;
    gap: 20px;
}

.dashboard-header h1 {
    font-family: "Ma Shan Zheng", cursive;
    font-size: 2rem;
    color: var(--text-color);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.dashboard-header h1 i {
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .dashboard-header {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
    
    .dashboard-header h1 {
        justify-content: center;
    }
}

.gallery-actions {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    gap: 20px !important;
    margin: 30px 0 !important;
    flex-wrap: wrap !important;
}

.search-box {
    display: flex !important;
    gap: 10px !important;
    flex: 1 !important;
    min-width: 300px !important;
}

.search-box input[type="text"] {
    flex: 1 !important;
    padding: 12px 20px !important;
    border: 2px solid var(--border-color) !important;
    border-radius: var(--radius) !important;
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--blur-amount)) !important;
    -webkit-backdrop-filter: blur(var(--blur-amount)) !important;
    color: var(--text-color) !important;
    font-size: 0.95rem !important;
    transition: var(--transition) !important;
    outline: none !important;
}

.search-box input[type="text"]:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1) !important;
}

.search-box input[type="text"]::placeholder {
    color: var(--text-color) !important;
    opacity: 0.5 !important;
}

.search-box select,
.gallery-actions > div:last-child select {
    padding: 12px 20px !important;
    border: 2px solid var(--border-color) !important;
    border-radius: var(--radius) !important;
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--blur-amount)) !important;
    -webkit-backdrop-filter: blur(var(--blur-amount)) !important;
    color: var(--text-color) !important;
    font-size: 0.95rem !important;
    cursor: pointer !important;
    transition: var(--transition) !important;
    outline: none !important;
}

.search-box select:hover,
.gallery-actions > div:last-child select:hover {
    border-color: var(--primary-color) !important;
}

.search-box select:focus,
.gallery-actions > div:last-child select:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1) !important;
}

.gallery-actions > div:last-child {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
}

.gallery-actions > div:last-child span {
    color: var(--text-color) !important;
    font-size: 0.95rem !important;
    font-weight: 500 !important;
}

@media (max-width: 768px) {
    .gallery-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-box {
        min-width: 100%;
    }
    
    .gallery-actions > div:last-child {
        justify-content: space-between;
    }
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.gallery-item {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    position: relative;
}

.gallery-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.3), transparent);
    z-index: 1;
}

.gallery-item:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 107, 53, 0.4);
}

.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.image-info {
    padding: 15px;
}

.image-title {
    font-weight: 500;
    margin-bottom: 5px;
    color: var(--text-color);
    font-family: "Ma Shan Zheng", cursive;
    font-size: 1.1rem;
}

.image-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: #666;
}

[data-theme="dark"] .image-meta {
    color: #aaa;
}

.image-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
    gap: 10px;
}


.status-badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-pending { background: #fff3cd; color: #856404; }
.status-verified { background: #d4edda; color: #155724; }
.status-admin { background: #cce7ff; color: #004085; }
.status-public { background: #d4edda; color: #155724; }
.status-private { background: #f8d7da; color: #721c24; }

[data-theme="dark"] .status-pending { background: #3a2e1e; color: #fbbf24; }
[data-theme="dark"] .status-verified { background: #1e3a2e; color: #4ade80; }
[data-theme="dark"] .status-admin { background: #1e2a3a; color: #60a5fa; }
[data-theme="dark"] .status-public { background: #1e3a2e; color: #4ade80; }
[data-theme="dark"] .status-private { background: #3a1e1e; color: #f87171; }


.upload-area {
    border: 2px dashed var(--primary-color);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    margin-bottom: 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.upload-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.05), rgba(255, 140, 66, 0.05));
    pointer-events: none;
}

.upload-area:hover, .upload-area.dragover {
    background: rgba(255, 107, 53, 0.1);
    border-color: var(--secondary-color);
    transform: scale(1.02);
    box-shadow: 0 8px 32px rgba(255, 107, 53, 0.2);
}


.file-list {
    margin-top: 20px;
}

.file-item {
    display: flex;
    align-items: center;
    padding: 15px;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-radius: var(--radius);
    margin-bottom: 10px;
    box-shadow: var(--shadow);
    border: 1px solid var(--glass-border);
    gap: 15px;
    transition: var(--transition);
    animation: slideIn 0.4s ease-out;
}

.file-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 107, 53, 0.3);
}

.file-preview {
    width: 60px;
    height: 60px;
    border-radius: var(--radius);
    object-fit: cover;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #666;
    border: 1px solid var(--glass-border);
    overflow: hidden;
}

.file-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 5px;
}

.file-info {
    flex: 1;
}

.file-name {
    font-weight: bold;
    margin-bottom: 5px;
}

.file-size {
    color: #666;
    font-size: 0.9em;
}

[data-theme="dark"] .file-size {
    color: #aaa;
}

.file-metadata {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.file-title-input {
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-color);
    color: var(--text-color);
}

.remove-file {
    background: linear-gradient(135deg, var(--danger-color), #c0392b);
    color: white;
    border: none;
    padding: 10px 16px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.remove-file:hover {
    background: linear-gradient(135deg, #c0392b, #a93226);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(231, 76, 60, 0.4);
}


.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 10px 0;
}

.tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    color: white;
    cursor: pointer;
    transition: var(--transition);
}

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


.code-block {
    background: var(--bg-color);
    padding: 15px;
    border-radius: var(--radius);
    font-family: 'Courier New', monospace;
    margin: 10px 0;
    border-left: 4px solid var(--primary-color);
    overflow-x: auto;
}

.endpoint {
    color: var(--primary-color);
    font-weight: bold;
}

.param {
    color: var(--danger-color);
}

.comment {
    color: #666;
    font-style: italic;
}

[data-theme="dark"] .comment {
    color: #aaa;
}


.pagination {
    display: flex;
    gap: 5px;
    justify-content: center;
    margin-top: 20px;
    flex-wrap: wrap;
}


.bing-daily {
    margin-bottom: 40px;
}

.bing-daily .card {
    overflow: hidden;
    padding: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

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

.bing-image {
    width: 100%;
    height: 400px;
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
}

.bing-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.bing-daily .card:hover .bing-image img {
    transform: scale(1.05);
}

.bing-info {
    padding: 25px;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-top: 1px solid var(--glass-border);
}

.bing-info h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.3rem;
    font-family: "Ma Shan Zheng", cursive;
}

.bing-info p {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--text-color);
    line-height: 1.6;
    font-family: "Ma Shan Zheng", cursive;
}

.bing-info small {
    color: #666;
    display: block;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

[data-theme="dark"] .bing-info small {
    color: #aaa;
}

[data-theme="dark"] .bing-modal {
    background-color: rgba(0, 0, 0, 0.95);
}

[data-theme="dark"] .bing-modal-content {
    background: rgba(35, 20, 10, 0.95);
    border: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .bing-modal-info {
    background: rgba(35, 20, 10, 0.95);
    border-top: 1px solid rgba(255, 107, 53, 0.4);
}

[data-theme="dark"] .bing-modal-info h3 {
    color: var(--primary-color);
}

[data-theme="dark"] .bing-modal-info p {
    color: #fff5f0;
}

.bing-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.bing-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.bing-image:hover .bing-overlay {
    opacity: 1;
}

.bing-overlay i {
    font-size: 3rem;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.bing-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.bing-modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: slideIn 0.3s ease;
}

.bing-modal-content img {
    max-width: 100%;
    max-height: 80vh;
    display: block;
    object-fit: contain;
}

.bing-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 2rem;
    color: white;
    cursor: pointer;
    z-index: 10;
    background: rgba(0, 0, 0, 0.5);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.bing-modal-close:hover {
    background: var(--primary-color);
    transform: rotate(90deg);
}

.bing-modal-info {
    padding: 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-top: 1px solid var(--glass-border);
}

.bing-modal-info h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.3rem;
    font-family: "Ma Shan Zheng", cursive;
}

.bing-modal-info p {
    font-size: 1rem;
    color: var(--text-color);
    line-height: 1.6;
    font-family: "Ma Shan Zheng", cursive;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@media (max-width: 768px) {
    .bing-modal-content {
        max-width: 95%;
        max-height: 95%;
    }
    
    .bing-modal-content img {
        max-height: 70vh;
    }
    
    .bing-modal-close {
        width: 35px;
        height: 35px;
        font-size: 1.5rem;
    }
    
    .bing-modal-info {
        padding: 15px;
    }
    
    .bing-modal-info h3 {
        font-size: 1.1rem;
    }
    
    .bing-modal-info p {
        font-size: 0.9rem;
    }
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #666;
}

[data-theme="dark"] .empty-state {
    color: #aaa;
}


.footer {
    background: var(--card-bg);
    color: var(--text-color);
    text-align: center;
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

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

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


@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--card-bg);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        display: none;
        border-top: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-dropdown .dropdown-content {
        position: static;
        box-shadow: none;
        border: none;
        background: transparent;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .feature-grid,
    .stats-grid,
    .gallery {
        grid-template-columns: 1fr;
    }
    
    .bing-image {
        height: 250px;
    }
    
    .file-item {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
    
    .file-metadata {
        margin: 10px 0;
    }
    
    .container {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .bing-image {
        height: 200px;
    }
    
    .bing-info h3 {
        font-size: 1.1rem;
    }
    
    .bing-info p {
        font-size: 1rem;
    }
}


@keyframes loading {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.loading-bar {
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color), var(--secondary-color));
    animation: loading 2s infinite;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;
}


.ajax-loading {
    position: relative;
    pointer-events: none;
}

.ajax-loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 107, 53, 0.1);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 10;
}

.ajax-loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    margin: -20px 0 0 -20px;
    border: 3px solid var(--primary-color);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    z-index: 11;
}

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


.fade-in {
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


.fade-out {
    animation: fadeOut 0.3s ease-out forwards;
}

@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}


.slide-in {
    animation: slideIn 0.4s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}


.scale-in {
    animation: scaleIn 0.3s ease-out;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}


.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.btn-loading span {
    opacity: 0;
}


.toast-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    padding: 16px 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: toastSlide 0.4s ease-out;
    max-width: 350px;
}

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

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.warning {
    border-left: 4px solid var(--warning-color);
}

.toast.info {
    border-left: 4px solid var(--info-color);
}


.theme-toggle {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius);
    transition: var(--transition);
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}


.captcha-container {
    display: flex;
    gap: 10px;
    align-items: center;
}

.captcha-container input {
    flex: 1;
}

.captcha-container img {
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    height: 40px;
    cursor: pointer;
}


.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }
.hidden { display: none; }