/* Réserve Lefrileux - Tableau de bord */

:root {
    --bg: #0f172a;
    --bg-card: #1e293b;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --accent: #38bdf8;
    --accent-hover: #7dd3fc;
    --danger: #f87171;
    --success: #4ade80;
    --border: #334155;
    --radius: 8px;
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.2), 0 2px 4px -2px rgba(0,0,0,0.15);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    margin: 0;
    min-height: 100vh;
    line-height: 1.5;
}

.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
}

/* Header */
.site-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 1rem;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
}

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--accent);
    text-decoration: none;
}

.logo:hover {
    color: var(--accent-hover);
}

.main-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
}

.main-nav a {
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.35rem 0.6rem;
    border-radius: var(--radius);
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--text);
    background: rgba(56, 189, 248, 0.15);
}

.main-nav .logout {
    margin-left: auto;
    color: var(--text-muted);
}

.main-nav .logout:hover {
    color: var(--danger);
}

/* Login */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1rem;
}

.login-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    width: 100%;
    max-width: 380px;
    box-shadow: var(--shadow);
}

.login-box h1 {
    margin-top: 0;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    text-align: center;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group select {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg);
    color: var(--text);
    font-size: 1rem;
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
}

.form-row-wrap {
    flex-wrap: wrap;
}

.form-row .form-group {
    margin-bottom: 0;
}

.help {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.inline-form {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.update-stock-form input[type="text"] {
    width: 5rem;
    padding: 0.35rem 0.5rem;
}

/* Buttons */
.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.95rem;
    cursor: pointer;
    background: var(--border);
    color: var(--text);
}

.btn:hover {
    background: var(--accent);
    color: var(--bg);
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    color: var(--bg);
}

.btn-sm {
    padding: 0.35rem 0.6rem;
    font-size: 0.85rem;
}

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

.btn-danger:hover {
    filter: brightness(1.1);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

.card h2 {
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--text-muted);
}

.card-alerts .alerts-list {
    margin: 0;
    padding-left: 1.25rem;
}

.card-alerts .alerts-list li {
    margin-bottom: 0.35rem;
}

/* Dashboard */
.dashboard h1,
.inventory-page h1,
.photos-page h1,
.history-page h1,
.settings-page h1 {
    margin-top: 0;
    margin-bottom: 1.5rem;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.category-summary {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-summary li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border);
}

.category-summary li.alert {
    color: var(--danger);
}

.cat-name { flex: 1; }
.cat-threshold { font-size: 0.85rem; color: var(--text-muted); }

.no-alerts {
    color: var(--success);
    margin: 0;
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.5rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.table th {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
}

.table tr.row-alert {
    background: rgba(248, 113, 113, 0.1);
}

.unit-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Messages */
.message {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
}

.message-error {
    background: rgba(248, 113, 113, 0.2);
    border: 1px solid var(--danger);
    color: var(--danger);
}

.message-success {
    background: rgba(74, 222, 128, 0.2);
    border: 1px solid var(--success);
    color: var(--success);
}

.message-info {
    background: rgba(56, 189, 248, 0.2);
    border: 1px solid var(--accent);
    color: var(--accent);
}

/* Photos */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
}

.photo-item img {
    width: 100%;
    height: 140px;
    object-fit: cover;
    border-radius: var(--radius);
    display: block;
}

.photo-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.35rem;
}

.upload-card {
    margin-bottom: 1.5rem;
}

/* Settings */
.settings-page .form-row-wrap .form-group {
    min-width: 140px;
}

.settings-page .form-edit-zone input[type="text"] {
    min-width: 12rem;
}

/* History */
.chart-container {
    position: relative;
    height: 280px;
    margin-bottom: 1rem;
}

.filters-card {
    margin-bottom: 1rem;
}

/* Footer */
.site-footer {
    text-align: center;
    padding: 1rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
}

.site-footer p {
    margin: 0;
}

/* Responsive */
@media (max-width: 640px) {
    .main-nav {
        width: 100%;
    }
    .main-nav .logout {
        margin-left: 0;
    }
    .form-row {
        flex-direction: column;
    }
    .form-row .form-group {
        width: 100%;
    }
}