:root {
    --bg-color: #0a0a0a;
    --surface-color: #1a1a1a;
    --text-color: #ffffff;
    --text-secondary: #b3b3b3;
    --accent-primary: #00f3ff;
    /* Neon Cyan */
    --accent-secondary: #bc13fe;
    /* Neon Purple */
    --accent-gold: #ffd700;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glow-shadow: 0 0 20px rgba(0, 243, 255, 0.3);
    --error-color: #ff4444;
    --success-color: #00ff88;
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Outfit', sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Dynamic Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 15% 50%, rgba(188, 19, 254, 0.15), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(0, 243, 255, 0.15), transparent 25%);
    z-index: -1;
    pointer-events: none;
}

.hidden {
    display: none !important;
}

/* Logo Styles */
.admin-logo {
    text-align: center;
    padding: 20px 0;
    margin-bottom: 20px;
}

.admin-logo img {
    width: 200px;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.2));
    animation: float 6s ease-in-out infinite;
}

.login-logo {
    text-align: center;
    margin-bottom: 30px;
}

.login-logo img {
    width: 150px;
    height: auto;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.2));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* Typography */
h1,
h2 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin: 0;
}

h1 {
    font-size: 2rem;
    background: linear-gradient(45deg, #fff, var(--accent-primary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: 1.5rem;
    color: var(--text-color);
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 30px;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--accent-secondary);
    box-shadow: 0 0 10px var(--accent-secondary);
    border-radius: 2px;
}

h2 i {
    color: var(--accent-primary);
    font-size: 1.2rem;
}

/* Login Container */
.login-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
    margin: auto;
    z-index: 100;
}

.login-form {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 50px 40px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4),
        0 0 40px rgba(0, 243, 255, 0.1);
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-header i {
    font-size: 3rem;
    color: var(--accent-primary);
    margin-bottom: 20px;
    display: block;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        filter: drop-shadow(0 0 10px var(--accent-primary));
    }

    50% {
        transform: scale(1.1);
        filter: drop-shadow(0 0 20px var(--accent-primary));
    }
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 10px;
    letter-spacing: 1px;
}

.input-group {
    margin-bottom: 25px;
}

.input-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.input-group label i {
    color: var(--accent-primary);
    margin-right: 5px;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-color);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: all 0.3s ease;
}

input[type="text"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.2);
    background: rgba(255, 255, 255, 0.08);
}

.login-btn {
    width: 100%;
    padding: 15px;
    background: transparent;
    color: var(--accent-primary);
    border: 2px solid var(--accent-primary);
    border-radius: 10px;
    font-size: 1.1rem;
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    margin-top: 10px;
}

.login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 243, 255, 0.2), transparent);
    transition: 0.5s;
}

.login-btn:hover {
    background: var(--accent-primary);
    color: #000;
    box-shadow: 0 0 30px var(--accent-primary);
    transform: translateY(-2px);
}

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

.error-message {
    color: var(--error-color);
    text-align: center;
    margin-top: 20px;
    font-size: 0.9rem;
    min-height: 1.2em;
    text-shadow: 0 0 10px rgba(255, 68, 68, 0.5);
}

/* Admin Panel */
#admin-panel {
    padding: 30px;
    max-width: 1400px;
    margin: 0 auto;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding: 30px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header-content {
    flex: 1;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 10px;
    letter-spacing: 2px;
}

.logout-btn {
    padding: 12px 30px;
    background: transparent;
    color: var(--error-color);
    border: 2px solid var(--error-color);
    border-radius: 10px;
    font-size: 1rem;
    font-family: var(--font-heading);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.logout-btn:hover {
    background: var(--error-color);
    color: #000;
    box-shadow: 0 0 20px var(--error-color);
    transform: translateY(-2px);
}

/* Gallery Management Section */
#gallery-management {
    margin-bottom: 40px;
}

/* Upload Section */
.upload-section {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    margin-bottom: 30px;
}

#upload-form {
    display: flex;
    gap: 20px;
    align-items: flex-end;
}

.upload-area {
    flex: 1;
    text-align: center;
    padding: 30px;
    border: 2px dashed var(--glass-border);
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.02);
    transition: all 0.3s ease;
}

.upload-area:hover {
    border-color: var(--accent-primary);
    background: rgba(0, 243, 255, 0.05);
}

.upload-area i {
    font-size: 3rem;
    color: var(--accent-primary);
    display: block;
    margin-bottom: 15px;
}

.upload-area p {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

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

.file-label {
    display: inline-block;
    padding: 10px 25px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-label:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.upload-btn {
    padding: 15px 40px;
    background: transparent;
    color: var(--success-color);
    border: 2px solid var(--success-color);
    border-radius: 10px;
    font-size: 1rem;
    font-family: var(--font-heading);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.upload-btn:hover {
    background: var(--success-color);
    color: #000;
    box-shadow: 0 0 20px var(--success-color);
    transform: translateY(-2px);
}

.upload-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Gallery Stats */
.gallery-stats {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    border: 1px solid var(--glass-border);
}

.stat-card i {
    font-size: 2.5rem;
    color: var(--accent-primary);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-family: var(--font-heading);
    color: var(--accent-primary);
    font-weight: 700;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Admin Gallery */
.admin-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 15px;
    overflow: hidden;
    background: var(--surface-color);
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
    cursor: move;
}

.gallery-item:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.3);
    transform: translateY(-5px);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    transition: transform 0.3s ease;
}

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

.delete-button {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 36px;
    height: 36px;
    background: var(--error-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    opacity: 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.gallery-item:hover .delete-button {
    opacity: 1;
}

.delete-button:hover {
    background: #ff0000;
    box-shadow: 0 0 20px var(--error-color);
    transform: scale(1.1);
}

/* Sortable Ghost */
.sortable-ghost {
    opacity: 0.4;
    border-color: var(--accent-secondary);
    box-shadow: 0 0 30px var(--accent-secondary);
}

/* Skeleton Loader */
.skeleton-loader {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            var(--surface-color) 0%,
            rgba(255, 255, 255, 0.05) 50%,
            var(--surface-color) 100%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* Loading Progress */
.loading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--surface-color);
    z-index: 9999;
    overflow: hidden;
    transition: opacity 0.3s ease;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    width: 0%;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--accent-primary);
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

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

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

/* Footer */
.footer {
    margin-top: auto;
    background: linear-gradient(to top, #000, transparent);
    padding: 60px 20px 30px;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    width: 100%;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto 40px;
    display: flex;
    justify-content: center;
    gap: 80px;
    flex-wrap: wrap;
}

.footer-links,
.social-links {
    text-align: left;
}

.footer-links h3,
.social-links h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-primary);
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.footer-links h3::after,
.social-links h3::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--accent-secondary);
    box-shadow: 0 0 10px var(--accent-secondary);
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: var(--accent-primary);
    transform: translateX(5px);
}

.footer-links a i {
    font-size: 0.9rem;
    color: var(--accent-primary);
}

.social-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.social-icon {
    width: 50px;
    height: 50px;
    font-size: 24px;
    border: 2px solid var(--glass-border);
    color: var(--text-color);
    background: var(--glass-bg);
    transition: all 0.3s ease;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    text-decoration: none;
}

.social-icon:hover {
    border-color: #e1306c;
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    box-shadow: 0 0 20px rgba(225, 48, 108, 0.6);
    transform: translateY(-5px);
}

.tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--surface-color);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    white-space: nowrap;
    border: 1px solid var(--glass-border);
    margin-bottom: 10px;
    pointer-events: none;
}

.social-icon:hover .tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-5px);
}

.footer .copyright {
    color: var(--text-secondary);
    font-size: 0.9rem;
    letter-spacing: 1px;
    margin-top: 20px;
}

/* Responsive */
@media (max-width: 768px) {
    .admin-header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    #upload-form {
        flex-direction: column;
    }

    .admin-gallery {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 15px;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.2rem;
    }

    .login-form {
        padding: 30px 25px;
    }

    .admin-logo img {
        width: 150px;
    }

    .login-logo img {
        width: 120px;
    }

    /* Footer responsive */
    .footer-content {
        flex-direction: column;
        gap: 40px;
        align-items: center;
        text-align: center;
    }

    .footer-links,
    .social-links {
        text-align: center;
        align-items: center;
    }

    .footer-links h3::after,
    .social-links h3::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .footer-links a:hover {
        transform: translateX(0);
    }
}