/* ========================================
   LOGICIEL DE PLANNING GRATUIT
   Design: Sleek & Sobre
   ======================================== */

/* CSS Variables */
:root {
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-bg-subtle: #f1f5f9;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-text-light: #94a3b8;
    --color-primary: #06a89d;
    --color-primary-hover: #058f86;
    --color-primary-light: #d1faf7;
    --color-border: #e2e8f0;
    --color-border-strong: #cbd5e1;
    --color-success: #10b981;
    --color-danger: #ef4444;
    --color-danger-light: #fee2e2;
    
    --font-main: 'DM Sans', system-ui, -apple-system, sans-serif;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --transition: 150ms ease;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Base */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   HEADER
   ======================================== */
.header {
    background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
    border-bottom: 1px solid var(--color-border);
    padding: 32px 0 24px;
    text-align: center;
}

.header h1 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.header h1 .highlight {
    color: var(--color-primary);
    font-weight: 600;
}

.header .subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   MAIN APP
   ======================================== */
.main {
    padding: 24px 0 48px;
    min-height: 60vh;
}

/* Toolbar */
.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 20px;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 8px;
}

.tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    font-family: var(--font-main);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-muted);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
}

.tab:hover {
    color: var(--color-text);
    border-color: var(--color-border-strong);
}

.tab.active {
    color: var(--color-primary);
    background: var(--color-primary-light);
    border-color: var(--color-primary);
}

.tab svg {
    flex-shrink: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition);
    border: none;
}

.btn svg {
    flex-shrink: 0;
}

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

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

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

.btn-secondary:hover {
    background: var(--color-bg-alt);
    border-color: var(--color-border-strong);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-muted);
    padding: 8px 12px;
}

.btn-ghost:hover {
    background: var(--color-bg-alt);
    color: var(--color-text);
}

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

.btn-danger:hover {
    background: var(--color-danger-light);
    color: var(--color-danger);
}

.export-buttons {
    display: flex;
    gap: 10px;
}

/* Panel */
.panel {
    display: none;
    animation: fadeIn 200ms ease;
}

.panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Planning Title Bar */
.planning-title-bar {
    margin-bottom: 16px;
    padding: 16px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.title-input-group {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.title-input-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.title-input-group select {
    padding: 8px 12px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.title-input-group input[type="text"] {
    flex: 1;
    min-width: 250px;
    padding: 10px 14px;
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
}

.title-input-group input[type="text"]:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.title-input-group input[type="text"]::placeholder {
    color: var(--color-text-light);
}

/* Hours Config */
.hours-config {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--color-bg-subtle);
    border-radius: var(--radius-sm);
}

.hours-config label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-right: 0;
}

.hours-config select {
    padding: 6px 10px;
    font-family: var(--font-main);
    font-size: 0.85rem;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

/* Copy Success Toast */
.copy-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 12px 24px;
    background: var(--color-text);
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transition: all 300ms ease;
    z-index: 1000;
}

.copy-toast.visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.copy-toast.success {
    background: var(--color-success);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 16px;
    padding: 16px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.panel-controls {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.panel-controls label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-right: 8px;
}

.panel-controls select,
.panel-controls input[type="number"] {
    padding: 8px 12px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.panel-controls select:hover,
.panel-controls input[type="number"]:hover {
    border-color: var(--color-border-strong);
}

.panel-controls select:focus,
.panel-controls input[type="number"]:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.panel-controls input[type="number"] {
    width: 70px;
}

.panel-actions {
    display: flex;
    gap: 8px;
}

/* Table */
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg);
}

.planning-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 700px;
}

.planning-table th {
    padding: 14px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-text-muted);
    background: var(--color-bg-alt);
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}

.planning-table th:first-child {
    text-align: left;
    background: var(--color-bg-subtle);
    min-width: 120px;
}

.planning-table td {
    padding: 0;
    border-bottom: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    vertical-align: top;
}

.planning-table td:last-child {
    border-right: none;
}

.planning-table tr:last-child td {
    border-bottom: none;
}

.planning-table td:first-child {
    padding: 12px 16px;
    font-weight: 500;
    color: var(--color-text);
    background: var(--color-bg-alt);
    vertical-align: middle;
}

/* Editable Cell */
.cell-content {
    min-height: 48px;
    padding: 10px 12px;
    font-size: 0.9rem;
    line-height: 1.5;
    cursor: text;
    transition: background var(--transition);
}

.cell-content:hover {
    background: var(--color-bg-alt);
}

.cell-content:focus {
    outline: none;
    background: var(--color-primary-light);
}

.cell-content:empty::before {
    content: 'Cliquez pour éditer';
    color: var(--color-text-light);
    font-style: italic;
}

/* Team Table Select */
.team-table td select {
    width: 100%;
    padding: 12px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    color: var(--color-text);
    background: var(--color-bg);
    border: none;
    cursor: pointer;
    min-height: 48px;
}

.team-table td select:hover {
    background: var(--color-bg-alt);
}

.team-table td select:focus {
    outline: none;
    background: var(--color-primary-light);
}

/* Team Name Input */
.team-name-input {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    background: var(--color-bg-alt);
    border: none;
}

.team-name-input:focus {
    outline: none;
    background: var(--color-primary-light);
}

.team-name-input::placeholder {
    color: var(--color-text-light);
}

/* Save Indicator */
.save-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    font-size: 0.8rem;
    color: var(--color-success);
    opacity: 0;
    transition: opacity 300ms ease;
}

.save-indicator.visible {
    opacity: 1;
}

/* ========================================
   SEO CONTENT
   ======================================== */
.seo-content {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    padding: 64px 0;
}

.seo-section {
    margin-bottom: 56px;
}

.seo-section:last-child {
    margin-bottom: 0;
}

.seo-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.section-intro {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    max-width: 800px;
}

.section-intro strong {
    color: var(--color-text);
}

/* SEO Grid */
.seo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.seo-card {
    padding: 24px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: box-shadow var(--transition);
}

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

.seo-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.seo-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
}

.seo-card p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.seo-card p strong {
    color: var(--color-text);
    font-weight: 500;
}

/* Use Cases Grid */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.use-case-card {
    padding: 24px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: box-shadow var(--transition);
}

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

.use-case-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.use-case-card p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.use-case-card p strong {
    color: var(--color-text);
    font-weight: 500;
}

/* Feature Highlight */
.feature-highlight {
    padding: 32px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.feature-text p {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: 16px;
}

.feature-text p strong {
    color: var(--color-text);
}

.feature-list {
    list-style: none;
    margin: 20px 0;
    padding: 0;
}

.feature-list li {
    padding: 8px 0;
    padding-left: 28px;
    position: relative;
    color: var(--color-text);
    font-size: 0.95rem;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: 600;
}

/* Comparison Grid */
.comparison-content > p {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: 24px;
}

.comparison-content > p strong {
    color: var(--color-text);
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.comparison-item {
    padding: 20px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.comparison-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.comparison-item p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* Audience List */
.audience-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}

.audience-item {
    padding: 20px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.audience-badge {
    display: inline-block;
    padding: 4px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
    background: var(--color-primary-light);
    border-radius: 20px;
    margin-bottom: 10px;
}

.audience-item p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

/* Export Info */
.export-info {
    padding: 32px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.export-yes {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.big-yes {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-success);
}

.export-yes p {
    font-size: 1rem;
    color: var(--color-text);
}

.export-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
    margin-bottom: 20px;
}

.export-list li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--color-text-muted);
}

.export-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: 600;
}

.export-note {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

/* FAQ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-item summary {
    padding: 18px 24px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background var(--transition);
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--color-text-muted);
    transition: transform var(--transition);
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item summary:hover {
    background: var(--color-bg-alt);
}

.faq-item p {
    padding: 0 24px 18px;
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    padding: 32px 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-alt);
}

.footer-tagline {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 12px;
}

.footer-credit {
    font-size: 0.9rem;
    color: var(--color-text);
    font-weight: 500;
}

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

.footer-credit a:hover {
    color: var(--color-primary-hover);
    text-decoration: underline;
}

.footer-links {
    margin-top: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    font-size: 0.85rem;
}

.footer-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-separator {
    color: var(--color-border-strong);
}

/* ========================================
   MODAL
   ======================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    overflow-y: auto;
    padding: 40px 20px;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.modal-content {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 700px;
    width: 100%;
    padding: 32px;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.75rem;
    color: var(--color-text-muted);
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.modal-close:hover {
    background: var(--color-bg-subtle);
    color: var(--color-text);
}

.modal-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.modal-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-top: 24px;
    margin-bottom: 12px;
}

.modal-content p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 12px;
}

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

.modal-content a:hover {
    text-decoration: underline;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .header {
        padding: 24px 0 20px;
    }
    
    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .tabs {
        width: 100%;
    }
    
    .tab {
        flex: 1;
        justify-content: center;
        padding: 12px;
        font-size: 0.85rem;
    }
    
    .export-buttons {
        flex-direction: column;
    }
    
    .btn {
        justify-content: center;
    }
    
    .panel-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .panel-controls {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    
    .mode-toggle,
    .template-selector,
    .team-size {
        display: flex;
        flex-direction: column;
        gap: 6px;
    }
    
    .panel-controls select,
    .panel-controls input[type="number"] {
        width: 100%;
    }
    
    .panel-actions {
        justify-content: flex-end;
    }
    
    .seo-content {
        padding: 40px 0;
    }
    
    .seo-section h2 {
        font-size: 1.25rem;
    }
}

/* ========================================
   PRINT STYLES
   ======================================== */
@media print {
    /* Hide non-essential elements */
    .header,
    .toolbar,
    .panel-header,
    .save-indicator,
    .seo-content,
    .footer,
    .btn,
    .tabs {
        display: none !important;
    }
    
    /* Show all panels for printing */
    .panel {
        display: block !important;
        page-break-inside: avoid;
        margin-bottom: 30px;
    }
    
    /* Reset backgrounds */
    body {
        background: white;
        color: black;
        font-size: 11pt;
    }
    
    .main {
        padding: 0;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    /* Table print styles */
    .table-wrapper {
        overflow: visible;
        border: 2px solid #000;
        border-radius: 0;
    }
    
    .planning-table {
        min-width: auto;
        width: 100%;
    }
    
    .planning-table th {
        background: #f0f0f0 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
        border: 1px solid #000;
        padding: 8px 10px;
        font-size: 9pt;
    }
    
    .planning-table td {
        border: 1px solid #000;
        padding: 8px 10px;
        font-size: 10pt;
    }
    
    .planning-table td:first-child {
        background: #f5f5f5 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
        font-weight: bold;
    }
    
    .cell-content {
        min-height: auto;
        padding: 6px;
    }
    
    .cell-content:empty::before {
        content: '';
    }
    
    /* Team table */
    .team-table td select {
        -webkit-appearance: none;
        appearance: none;
        padding: 6px;
        font-size: 10pt;
    }
    
    .team-name-input {
        padding: 6px;
        font-size: 10pt;
    }
    
    /* Add title before each table */
    #weeklyPanel::before {
        content: 'Planning Hebdomadaire';
        display: block;
        font-size: 14pt;
        font-weight: bold;
        margin-bottom: 15px;
        padding-bottom: 10px;
        border-bottom: 2px solid #000;
    }
    
    #teamPanel::before {
        content: 'Planning d\'Équipe';
        display: block;
        font-size: 14pt;
        font-weight: bold;
        margin-bottom: 15px;
        padding-bottom: 10px;
        border-bottom: 2px solid #000;
    }
    
    /* Page settings */
    @page {
        size: A4 landscape;
        margin: 15mm;
    }
}