:root {
    --bg-dark: #080b12;
    --bg-main: #0c1019;
    --bg-card: #0f1520;
    --bg-input: #141b28;
    --border: #1e2a3e;
    --border-gold: #3d4a60;
    --text: #c8ccd4;
    --text-muted: #6b7280;
    --gold: #c9a063;
    --gold-light: #dbb978;
    --gold-dark: #a07c3f;
    --accent: #6366f1;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
}

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

html { 
    color-scheme: dark;
    scrollbar-color: var(--border-gold) var(--bg-dark);
}

body {
    background: var(--bg-dark);
    color: var(--text);
    font: 14px/1.6 'Segoe UI', system-ui, -apple-system, sans-serif;
    min-height: 100vh;
}

a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--gold-light); }

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

/* ===== TOPBAR ===== */
.topbar {
    background: linear-gradient(180deg, #0f1520 0%, #0c1019 100%);
    border-bottom: 1px solid var(--border);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.brand-sub {
    font-size: 11px;
    color: var(--text-muted);
}

.nav {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    justify-content: center;
}

.nav a {
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.nav a:hover {
    color: var(--text);
    background: rgba(201, 160, 99, 0.08);
}

.nav a.active {
    background: var(--gold);
    color: #000;
    font-weight: 600;
}

.userbox {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--border-gold);
}

/* ===== CARDS ===== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
}

.card-header {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.card-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}

.card-title::before {
    content: '•';
    color: var(--gold);
}

/* ===== SECTION TITLES ===== */
.section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin: 24px 0 16px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ===== STATS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===== TABLES ===== */
.table-wrap {
    overflow-x: auto;
}

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

.table th {
    text-align: left;
    padding: 12px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
}

.table td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.table tbody tr:hover {
    background: rgba(201, 160, 99, 0.03);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg-input);
    color: var(--text);
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn:hover {
    background: var(--bg-card);
    border-color: var(--border-gold);
    color: var(--text);
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: #5558e8;
    border-color: #5558e8;
}

.btn-gold {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
    border: none;
    color: #000;
    font-weight: 600;
}

.btn-gold:hover {
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
    color: #000;
}

.btn-success {
    background: var(--success);
    border-color: var(--success);
    color: #fff;
}

.btn-danger {
    background: var(--danger);
    border-color: var(--danger);
    color: #fff;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-group {
    display: flex;
    gap: 8px;
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-label.required::after {
    content: ' *';
    color: var(--danger);
}

.form-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

input, select, textarea {
    width: 100%;
    padding: 12px 14px;
    font-size: 14px;
    color: var(--text);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: all 0.2s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(201, 160, 99, 0.1);
}

input::placeholder, textarea::placeholder {
    color: var(--text-muted);
}

input[type="checkbox"], input[type="radio"] {
    width: auto;
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236b7280' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-row-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    background: rgba(201, 160, 99, 0.15);
    color: var(--gold);
    border: 1px solid rgba(201, 160, 99, 0.3);
}

.badge-success {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
    border-color: rgba(34, 197, 94, 0.3);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.3);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
    border-color: rgba(245, 158, 11, 0.3);
}

.badge-primary {
    background: rgba(99, 102, 241, 0.15);
    color: var(--accent);
    border-color: rgba(99, 102, 241, 0.3);
}

/* ===== ALERTS ===== */
.alert {
    padding: 14px 18px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--success);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--danger);
}

/* ===== GRID ===== */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

/* ===== FEATURE CARDS (accueil) ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    transition: all 0.2s;
}

.feature-card:hover {
    border-color: var(--border-gold);
    transform: translateY(-2px);
}

.feature-icon {
    font-size: 28px;
    margin-bottom: 12px;
}

.feature-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.feature-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ===== CHARTS ===== */
.chart-wrap {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 16px;
    height: 280px;
    position: relative;
}

.chart-wrap canvas {
    width: 100% !important;
    height: 100% !important;
}

/* ===== SEARCH BOX ===== */
.search-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.search-row {
    display: flex;
    gap: 12px;
}

.search-row input {
    flex: 1;
}

/* ===== UTILS ===== */
.text-muted { color: var(--text-muted); }
.text-gold { color: var(--gold); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-center { text-align: center; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.items-center { align-items: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 12px; }
.gap-3 { gap: 16px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }

/* ===== CLIENT AUTOCOMPLETE ===== */
.client-search {
    position: relative;
}

.client-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-gold);
    border-radius: 8px;
    margin-top: 4px;
    max-height: 200px;
    overflow-y: auto;
    z-index: 50;
    display: none;
}

.client-results .opt {
    padding: 10px 14px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
}

.client-results .opt:hover {
    background: rgba(201, 160, 99, 0.1);
}

.client-results .opt:last-child {
    border-bottom: none;
}

/* ===== PASTE ZONE ===== */
.paste-zone {
    border: 2px dashed var(--border);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.paste-zone:hover {
    border-color: var(--gold);
}

.paste-zone.active {
    border-color: var(--success);
    color: var(--success);
}

/* ===== FOOTER ===== */
.footer {
    margin-top: 40px;
    padding: 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    border-top: 1px solid var(--border);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .nav { display: none; }
    .form-row, .form-row-3, .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    .container { padding: 16px; }
    .card { padding: 16px; }
    .topbar { padding: 10px 16px; }
}