@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Saturn Panel Theme Colors */
    --primary-color: #4F46E5; /* Indigo 600 */
    --primary-hover: #4338ca; /* Indigo 700 */
    --secondary-color: #64748b; /* Slate 500 */
    --background-color: #F8FAFC; /* Slate 50 */
    --card-background: #ffffff;
    --text-primary: #1e293b; /* Slate 800 */
    --text-secondary: #64748b; /* Slate 500 */
    --border-color: #e2e8f0; /* Slate 200 */
    --success-color: #10b981; /* Emerald 500 */
    --error-color: #ef4444; /* Red 500 */
    --focus-ring: 0 0 0 3px rgba(79, 70, 229, 0.2);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 20px;
    background-image: radial-gradient(#e0e7ff 1px, transparent 1px);
    background-size: 24px 24px;
}

/* Common Layout */
.app-header {
    margin-bottom: 2rem;
    text-align: center;
}

.brand-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.brand-logo svg {
    width: 32px;
    height: 32px;
}

.page-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
}

.container {
    width: 100%;
    max-width: 800px; /* Wider for dashboard feel */
    background: var(--card-background);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.login-container {
    max-width: 420px;
    margin: 0 auto;
}

/* Forms */
.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

@media (min-width: 640px) {
    .form-grid {
        grid-template-columns: 1fr 1fr;
    }
    .form-grid .full-width {
        grid-column: span 2;
    }
}

.form-group {
    margin-bottom: 0; /* Handled by grid gap usually, but kept for non-grid */
    display: flex;
    flex-direction: column;
}

.form-group:not(.form-grid .form-group) {
    margin-bottom: 1.25rem;
}

label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

input[type='text'],
input[type='email'],
input[type='password'],
input[type='date'],
select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: #fff;
    font-size: 0.95rem;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: var(--focus-ring);
}

select {
    appearance: none;
    background-image: url('data:image/svg+xml;charset=UTF-8,%3csvg xmlns=\'http://www.w3.org/2000/svg\' viewBox=\'0 0 24 24\' fill=\'none\' stroke=\'%2364748b\' stroke-width=\'2\' stroke-linecap=\'round\' stroke-linejoin=\'round\'%3e%3cpolyline points=\'6 9 12 15 18 9\'%3e%3c/polyline%3e%3c/svg%3e');
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
}

small {
    display: block;
    margin-top: 0.375rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-success {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: #fff;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: #f8fafc;
    border-color: #cbd5e1;
}

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

.btn-success:hover {
    background-color: #059669; /* Emerald 600 */
    box-shadow: var(--shadow-md);
}

/* Top Bar (for inside app) */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1.5rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

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

.user-info {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Cards & Sections */
.section-card {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-top: 2rem;
}

.section-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #f1f5f9;
}

/* Folder Selection Specifics */
.folder-drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.2s ease;
    cursor: pointer;
    background: #f8fafc;
}

.folder-drop-zone:hover {
    border-color: var(--primary-color);
    background: #eef2ff;
}

/* File List */
.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: white;
    border: 1px solid var(--border-color);
    margin-bottom: 0.5rem;
    border-radius: var(--radius-md);
    transition: transform 0.2s;
}

.file-item:hover {
    transform: translateX(4px);
    border-color: var(--primary-color);
}

.file-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #e0e7ff;
    color: var(--primary-color);
    border-radius: 8px;
    margin-right: 1rem;
}

/* Status Messages */
.error-message {
    background-color: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-top: 1rem;
    font-size: 0.875rem;
}

.hidden {
    display: none !important;
}

.loader {
    width: 24px;
    height: 24px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 1rem auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Results Page Styles */
.results-container {
    max-width: 900px;
}

.results-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #d1fae5;
    color: #065f46;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.status-badge svg {
    color: #10b981;
}

.batch-key {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.batch-key code {
    background: #f1f5f9;
    padding: 0.25rem 0.75rem;
    border-radius: 0.375rem;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    color: var(--primary-color);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.result-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s;
}

.result-card:hover {
    box-shadow: var(--shadow-md);
}

.result-card.full-width {
    grid-column: 1 / -1;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.card-header svg {
    color: var(--primary-color);
}

.card-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.metric-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: #f8fafc;
    border-radius: var(--radius-md);
}

.metric-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.metric-value {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
}

.risk-badge {
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.risk-badge.risk-elevated-risk {
    background: #fef3c7;
    color: #92400e;
}

.risk-badge.risk-low-risk {
    background: #d1fae5;
    color: #065f46;
}

.risk-badge.risk-high-risk {
    background: #fee2e2;
    color: #991b1b;
}

.image-result-item {
    padding: 1rem;
    background: #f8fafc;
    border-radius: var(--radius-md);
    margin-bottom: 0.75rem;
}

.image-result-item:last-child {
    margin-bottom: 0;
}

.image-result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.image-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    word-break: break-all;
}

.quality-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.quality-badge.quality-agood {
    background: #d1fae5;
    color: #065f46;
}

.quality-badge.quality-good {
    background: #dbeafe;
    color: #1e40af;
}

.quality-badge.quality-fair {
    background: #fef3c7;
    color: #92400e;
}

.quality-badge.quality-poor {
    background: #fee2e2;
    color: #991b1b;
}

.no-data {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
    padding: 2rem;
}

.results-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
}

.results-actions button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
}

.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    text-align: center;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid #f3f4f6;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Helper utility */
.w-full { width: 100%; }
.mt-4 { margin-top: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.text-center { text-align: center; }