/* Fotobox Galerie - Custom Styles */

* {
    box-sizing: border-box;
}

/* Admin Login */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-box {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: 100%;
    max-width: 400px;
}

/* Admin Dashboard */
.dashboard-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
}

.event-card {
    transition: all 0.3s ease;
    border: 1px solid #e5e7eb;
}

.event-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
}

/* Upload Area */
.upload-area {
    border: 2px dashed #667eea;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.upload-area:hover,
.upload-area.dragover {
    background: #f3f4f6;
    border-color: #764ba2;
}

/* Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.lightbox-image {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    animation: slideIn 0.3s ease;
}

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

.lightbox-nav {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1001;
}

.lightbox-nav button {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    padding: 1rem;
    cursor: pointer;
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.lightbox-nav button:hover {
    background: rgba(255, 255, 255, 0.4);
}

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

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 0.75rem;
        padding: 0.75rem;
    }
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 0.5rem;
    cursor: pointer;
    background: #1f2937;
    aspect-ratio: 1;
}

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

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

.gallery-item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

/* Loading */
.spinner {
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid #667eea;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

/* QR-Code Modal */
.qr-modal {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    max-width: 400px;
}

#qrcode {
    margin: 1rem auto;
}

/* Drag and Drop */
.drag-over {
    background: #f3f4f6 !important;
    border-color: #764ba2 !important;
}

/* Responsive */
@media (max-width: 640px) {
    .login-box {
        padding: 1.5rem;
    }
    
    .dashboard-header {
        padding: 1rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
}

/* Toast Messages */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    animation: slideUp 0.3s ease;
    z-index: 2000;
}

.toast.success {
    background: #10b981;
    color: white;
}

.toast.error {
    background: #ef4444;
    color: white;
}

.toast.info {
    background: #3b82f6;
    color: white;
}

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

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

.toast.removing {
    animation: slideOut 0.3s ease;
}

/* Mobile Touch */
@media (hover: none) and (pointer: coarse) {
    .gallery-item-overlay {
        opacity: 1;
    }
}

/* Password Generator Strength Indicator */
.password-strength {
    height: 4px;
    border-radius: 2px;
    margin-top: 0.5rem;
    transition: all 0.3s ease;
}

.password-strength.weak {
    background: #ef4444;
}

.password-strength.medium {
    background: #f59e0b;
}

.password-strength.strong {
    background: #10b981;
}