/* SNAPI 3.0 - Main Stylesheet */

:root {
    --primary: #667eea;
    --primary-dark: #667eea;
    --secondary: #ff6b6b;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --light: #f8f9fa;
    --dark: #343a40;
    --muted: #6c757d;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

/* Navigation */
.navbar {
    background: linear-gradient(90deg, var(--dark) 0%, #2c3e50 100%);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
    font-weight: 600;
    letter-spacing: 0.5px;
    font-size: 20px;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
    margin-bottom: 40px;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-content p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Upload Container */
.upload-container {
    background: white;
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

/* Upload Area */
.upload-area {
    border: 2px dashed var(--primary);
    border-radius: 10px;
    padding: 50px 20px;
    text-align: center;
    transition: all 0.3s ease;
    background-color: #f8f9ff;
    cursor: pointer;
}

.upload-area:hover {
    border-color: var(--primary-dark);
    background-color: #f0f2ff;
    transform: translateY(-2px);
}

.upload-area.dragover {
    border-color: var(--secondary);
    background-color: #fff5f5;
}

.upload-area i {
    font-size: 48px;
    color: var(--primary);
    margin-bottom: 15px;
    display: block;
}

.upload-area h5 {
    color: #333;
    margin-bottom: 10px;
}

.upload-area .small {
    margin-top: 15px;
}

/* Progress Bar */
.progress {
    height: 25px;
    border-radius: 5px;
    background-color: #e9ecef;
}

.progress-bar {
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
}

/* Gallery */
.gallery-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    height: 50%;
    display: flex;
    flex-direction: column;
}

.gallery-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.gallery-card-image {
    position: relative;
    width: 70%;
    margin: 0 auto;
    padding-top: 60%;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.gallery-card-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.gallery-card-body {
    padding: 10px;
    flex-grow: 1;
    display: flex;
    align-items: flex-end;
}

/* Image Viewer */
.image-viewer {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.image-viewer img {
    max-width: 100%;
    border-radius: 8px;
    display: block;
}

.image-info {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.image-info h3 {
    color: #333;
    margin-bottom: 20px;
    font-weight: 600;
}

/* Info Cards */
.info-card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.info-card i {
    font-size: 32px;
    color: var(--primary);
    margin-bottom: 10px;
    display: block;
}

.info-card h6 {
    color: #333;
    margin-bottom: 5px;
    font-weight: 600;
}

.info-card small {
    color: var(--muted);
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    padding: 10px 20px;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
    color: white;
}

.btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Modal */
.modal-content {
    border: none;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
}

.form-control,
.form-select {
    border-radius: 8px;
    border: 1px solid #ddd;
    padding: 12px 15px;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

/* Footer */
footer {
    background: linear-gradient(180deg, #2c3e50 0%, #1a252f 100%);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Alerts & Messages */
.alert {
    border: none;
    border-radius: 8px;
    border-left: 4px solid;
}

.alert-success {
    border-left-color: var(--success);
    background-color: rgba(40, 167, 69, 0.1);
}

.alert-danger {
    border-left-color: var(--danger);
    background-color: rgba(220, 53, 69, 0.1);
}

.alert-warning {
    border-left-color: var(--warning);
    background-color: rgba(255, 193, 7, 0.1);
}

.alert-info {
    border-left-color: var(--primary);
    background-color: rgba(102, 126, 234, 0.1);
}

/* Badges */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

/* Pagination */
.pagination {
    gap: 5px;
}

.page-link {
    border-radius: 6px;
    border: 1px solid #ddd;
    color: var(--primary);
}

.page-link:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: white;
}

.page-item.active .page-link {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .upload-container {
        padding: 20px;
    }

    .upload-area {
        padding: 30px 15px;
    }

    .image-info {
        padding: 15px;
    }

    .info-card {
        margin-bottom: 15px;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Utility Classes */
.text-muted {
    color: var(--muted) !important;
}

.bg-light {
    background-color: var(--light) !important;
}

.rounded {
    border-radius: 8px;
}

.shadow-sm {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}