/* ==========================================================================
   NCT-CONGO — Gestion Pro
   Design system: ink navy + warm amber signature, dual theme (clair/sombre)
   Type: Plus Jakarta Sans (UI) + Space Grotesk (chiffres & marque)
   ========================================================================== */

:root {
    /* Brand */
    --primary: #14294A;
    --primary-light: #1F4470;
    --primary-dark: #0A1830;
    --accent: #E3A73E;
    --accent-dark: #C68A24;
    --secondary: #2F6FED;
    --success: #17A673;
    --danger: #E5484D;
    --warning: #F2A93B;
    --info: #3AA0FF;

    /* Surface (light) */
    --bg: #F2F5F9;
    --card: #FFFFFF;
    --text: #16202C;
    --text-light: #64748B;
    --heading: var(--primary);
    --border: #E3E8F0;
    --input-bg: #F8FAFC;

    --shadow: 0 2px 14px rgba(15, 40, 70, .07);
    --shadow-lg: 0 24px 60px rgba(15, 40, 70, .18);
    --radius: 14px;
    --radius-sm: 9px;
    --transition: .2s cubic-bezier(.4,0,.2,1);
    --transition-slow: .35s cubic-bezier(.4,0,.2,1);

    --sidebar-w: 258px;
    --header-h: 64px;
    --font: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    --font-data: 'Space Grotesk', 'Plus Jakarta Sans', system-ui, sans-serif;
}

[data-theme="dark"] {
    --bg: #0A1420;
    --card: #10192A;
    --text: #E7EDF5;
    --text-light: #8AA0B8;
    --heading: #EAF1FA;
    --border: rgba(255,255,255,.08);
    --input-bg: #0D1726;
    --shadow: 0 2px 16px rgba(0,0,0,.4);
    --shadow-lg: 0 24px 60px rgba(0,0,0,.55);
}

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

html { scroll-behavior:smooth; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background var(--transition-slow), color var(--transition-slow);
    -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: #1a1a1a; }

::-webkit-scrollbar { width:10px; height:10px; }
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:var(--border); border-radius:10px; border:2px solid var(--bg); background-clip:padding-box; }
::-webkit-scrollbar-thumb:hover { background:var(--text-light); }

button, input, select, textarea { font-family: inherit; }

a { color: inherit; }

/* ============ ICONS (Lucide) ============ */
.ic, svg.lucide {
    width: 16px; height: 16px;
    stroke-width: 2.1;
    flex-shrink: 0;
    display: inline-block;
    vertical-align: middle;
}
.nav-icon .ic, .nav-icon svg { width:17px; height:17px; }
.stat-icon svg, .stat-icon .ic { width:22px; height:22px; }
.login-icon svg, .login-icon .ic { width:26px; height:26px; }
.card-header h3 { display:flex; align-items:center; gap:9px; }
.modal-header h3 { display:flex; align-items:center; gap:9px; }

/* ============ SIDEBAR (signature element) ============ */
.sidebar {
    width: var(--sidebar-w);
    height: 100vh;
    position: fixed;
    top:0; left:0;
    background: linear-gradient(190deg, var(--primary-light) 0%, var(--primary) 45%, var(--primary-dark) 100%);
    color: #fff;
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-slow);
    box-shadow: 6px 0 28px rgba(0,0,0,.22);
}
.sidebar-header {
    padding: 22px 18px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    display: flex; flex-direction:column; align-items:flex-start;
    position: relative;
}
.sidebar-header .logo-badge {
    background:#fff;
    border-radius:10px;
    padding:6px 10px;
    display:flex; align-items:center; justify-content:center;
    flex-shrink:0;
    box-shadow: 0 4px 14px rgba(0,0,0,.25);
    width:100%;
}
.sidebar-header .logo-img {
    display:block;
    width:100%;
    height:auto;
    max-height:40px;
    object-fit:contain;
}
.sidebar-header .logo-tagline {
    display:block;
    margin-top:10px;
    font-size:10px; opacity:.7; letter-spacing:1.5px; text-transform:uppercase;
}
.sidebar-nav { flex:1; overflow-y:auto; padding:14px 0; }
.sidebar-nav .nav-section {
    padding:16px 18px 6px; font-size:10px; text-transform:uppercase;
    letter-spacing:1.5px; opacity:.45; font-weight:700;
}
.sidebar-nav a {
    display:flex; align-items:center; gap:12px;
    padding:11px 18px; color:rgba(255,255,255,.78);
    text-decoration:none; font-size:13.5px; font-weight:500;
    transition: all var(--transition); border-left:3px solid transparent; cursor:pointer;
    position: relative;
}
.sidebar-nav a:hover { background:rgba(255,255,255,.07); color:#fff; }
.sidebar-nav a.active {
    background: linear-gradient(90deg, rgba(227,167,62,.18), rgba(227,167,62,.03));
    color:#fff; border-left-color:var(--accent);
    font-weight:600;
}
.sidebar-nav a.active .nav-icon { color: var(--accent); }
.sidebar-nav a .nav-icon { width:20px; text-align:center; flex-shrink:0; display:flex; align-items:center; justify-content:center; }
.sidebar-footer {
    padding:14px 18px; border-top:1px solid rgba(255,255,255,.1);
    font-size:12px; font-weight:600; display:flex; align-items:center; gap:10px;
    cursor:pointer; color:rgba(255,255,255,.72); transition:color var(--transition);
}
.sidebar-footer:hover { color:#fff; }

/* ============ MAIN / TOPBAR ============ */
.main {
    margin-left: var(--sidebar-w);
    flex:1; min-height:100vh; display:flex; flex-direction:column;
}
.topbar {
    height: var(--header-h);
    background: var(--card);
    border-bottom:1px solid var(--border);
    display:flex; align-items:center; justify-content:space-between;
    padding:0 26px; box-shadow:var(--shadow); position:sticky; top:0; z-index:50; gap:16px;
    transition: background var(--transition-slow), border-color var(--transition-slow);
}
.topbar .page-title { font-size:18px; font-weight:700; color:var(--heading); }
.topbar-actions { display:flex; align-items:center; gap:10px; }
.theme-toggle {
    width:38px; height:38px; border-radius:50%; border:1px solid var(--border);
    background:var(--bg); color:var(--text); cursor:pointer;
    display:flex; align-items:center; justify-content:center;
    transition: all var(--transition);
}
.theme-toggle:hover { background:var(--accent); color:#1a1206; border-color:var(--accent); transform:rotate(15deg); }
.topbar .user-badge {
    display:flex; align-items:center; gap:9px; font-size:13px; font-weight:600;
    background:var(--bg); padding:7px 14px 7px 7px; border-radius:24px; cursor:pointer;
    transition: background var(--transition);
}
.topbar .user-badge:hover { background:var(--border); }
.topbar .user-badge .avatar {
    width:30px; height:30px; border-radius:50%;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    color:#fff; display:flex; align-items:center; justify-content:center;
    font-weight:700; font-size:12.5px;
}
.content { flex:1; padding:22px 26px; overflow-y:auto; }

/* ============ CARDS ============ */
.card {
    background:var(--card); border-radius:var(--radius); box-shadow:var(--shadow);
    padding:20px 24px; margin-bottom:20px; border:1px solid var(--border);
    transition: background var(--transition-slow), border-color var(--transition-slow);
    animation: fadeInUp .35s cubic-bezier(.4,0,.2,1);
}
.card-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; flex-wrap:wrap; gap:10px; }
.card-header h3 { font-size:15.5px; font-weight:700; color:var(--heading); }

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

/* ============ BUTTONS ============ */
.btn {
    display:inline-flex; align-items:center; gap:6px; padding:9px 16px;
    border:none; border-radius:var(--radius-sm); cursor:pointer;
    font-size:13px; font-weight:600; transition:all var(--transition);
    white-space:nowrap; text-decoration:none; font-family:var(--font);
}
.btn:active { transform: scale(.96); }
.btn-primary { background:var(--secondary); color:#fff; }
.btn-primary:hover { background:#2360d1; box-shadow:0 6px 18px rgba(47,111,237,.35); transform:translateY(-1px); }
.btn-success { background:var(--success); color:#fff; }
.btn-success:hover { background:#128f61; box-shadow:0 6px 18px rgba(23,166,115,.3); transform:translateY(-1px); }
.btn-danger { background:var(--danger); color:#fff; }
.btn-danger:hover { background:#cf3a3f; box-shadow:0 6px 18px rgba(229,72,77,.3); transform:translateY(-1px); }
.btn-warning { background:var(--warning); color:#fff; }
.btn-warning:hover { box-shadow:0 6px 18px rgba(242,169,59,.3); transform:translateY(-1px); }
.btn-outline { background:transparent; color:var(--heading); border:1.5px solid var(--border); }
.btn-outline:hover { background:var(--bg); border-color:var(--text-light); }
.btn-sm { padding:5px 10px; font-size:11px; }
.btn-xs { padding:5px 9px; font-size:10px; border-radius:6px; }
.btn-accent { background:var(--accent); color:#1a1206; }
.btn-accent:hover { background:var(--accent-dark); transform:translateY(-1px); }

/* ============ TABLES ============ */
.table-wrap { overflow-x:auto; max-height:55vh; overflow-y:auto; border-radius:var(--radius-sm); }
table { width:100%; border-collapse:collapse; font-size:13px; }
table th, table td { padding:11px 12px; text-align:left; border-bottom:1px solid var(--border); white-space:nowrap; }
table th { background:var(--bg); font-weight:700; color:var(--heading); position:sticky; top:0; z-index:1; font-size:11.5px; text-transform:uppercase; letter-spacing:.4px; }
table tbody tr { transition: background var(--transition); }
table tbody tr:hover { background:var(--bg); }
.badge { display:inline-block; padding:4px 11px; border-radius:20px; font-size:11px; font-weight:700; letter-spacing:.2px; }
.badge-success { background:rgba(23,166,115,.14); color:#17A673; }
.badge-warning { background:rgba(242,169,59,.16); color:#B87909; }
.badge-info { background:rgba(58,160,255,.14); color:#2A80D6; }
.badge-danger { background:rgba(229,72,77,.14); color:#E5484D; }
[data-theme="dark"] .badge-success { color:#3FE0A8; }
[data-theme="dark"] .badge-warning { color:#F2C069; }
[data-theme="dark"] .badge-info { color:#6FBCFF; }
[data-theme="dark"] .badge-danger { color:#FF8589; }

/* ============ STATS ============ */
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:16px; margin-bottom:20px; }
.stat-card {
    background:var(--card); border-radius:var(--radius); padding:18px 20px;
    box-shadow:var(--shadow); border-left:4px solid var(--secondary);
    display:flex; align-items:center; gap:14px; transition:transform var(--transition), box-shadow var(--transition), background var(--transition-slow);
    animation: fadeInUp .35s cubic-bezier(.4,0,.2,1);
}
.stat-card:hover { transform:translateY(-3px); box-shadow:var(--shadow-lg); }
.stat-card .stat-icon { width:48px; height:48px; border-radius:13px; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.stat-card .stat-value { font-family:var(--font-data); font-size:23px; font-weight:700; color:var(--heading); }
.stat-card .stat-label { font-size:12px; color:var(--text-light); font-weight:500; }

/* ============ CHARTS ============ */
.charts-grid { display:grid; grid-template-columns:1.4fr 1fr; gap:20px; margin-bottom:20px; }
.chart-card { background:var(--card); border-radius:var(--radius); box-shadow:var(--shadow); padding:20px 24px; border:1px solid var(--border); transition: background var(--transition-slow); }
.chart-card .card-header { margin-bottom:6px; }
.chart-card .chart-sub { font-size:11.5px; color:var(--text-light); margin-bottom:14px; }
.chart-card canvas { max-height:280px; }
.ring-chart-wrap { position:relative; height:230px; margin-bottom:4px; }
.ring-center { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); text-align:center; pointer-events:none; }
.ring-center .ring-val { font-family:var(--font-data); font-size:20px; font-weight:700; color:var(--heading); line-height:1.1; }
.ring-center .ring-lbl { font-size:10px; color:var(--text-light); text-transform:uppercase; letter-spacing:.5px; margin-top:2px; }
.chart-legend-custom { display:flex; flex-wrap:wrap; gap:10px 16px; margin-top:14px; font-size:12px; color:var(--text-light); }
.chart-legend-custom span.dot { display:inline-block; width:9px; height:9px; border-radius:50%; margin-right:5px; }
.kpi-row { display:flex; gap:14px; margin-top:14px; flex-wrap:wrap; }
.kpi-pill { flex:1; min-width:110px; background:var(--bg); border-radius:10px; padding:10px 12px; transition:background var(--transition-slow); }
.kpi-pill .kpi-val { font-family:var(--font-data); font-size:16px; font-weight:700; color:var(--heading); }
.kpi-pill .kpi-lbl { font-size:10.5px; color:var(--text-light); text-transform:uppercase; letter-spacing:.4px; }
@media (max-width:900px){ .charts-grid { grid-template-columns:1fr; } }

/* ============ MODALS ============ */
.modal-overlay {
    display:none; position:fixed; inset:0; background:rgba(6,12,22,.6);
    -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
    z-index:200; align-items:center; justify-content:center; padding:20px;
}
.modal-overlay.active { display:flex; animation: overlayIn .18s ease; }
@keyframes overlayIn { from{ opacity:0; } to{ opacity:1; } }
.modal {
    background:var(--card); border-radius:var(--radius); box-shadow:var(--shadow-lg);
    max-width:750px; width:100%; max-height:85vh; overflow-y:auto; z-index:201;
    border:1px solid var(--border);
    animation: modalIn .22s cubic-bezier(.34,1.4,.6,1);
}
@keyframes modalIn { from{ opacity:0; transform:translateY(14px) scale(.98); } to{ opacity:1; transform:translateY(0) scale(1); } }
.modal-header {
    padding:17px 20px; border-bottom:1px solid var(--border);
    display:flex; align-items:center; justify-content:space-between;
    position:sticky; top:0; background:var(--card); z-index:2;
    border-radius:var(--radius) var(--radius) 0 0;
}
.modal-header h3 { font-size:16px; font-weight:700; color:var(--heading); }
.modal-close { cursor:pointer; color:var(--text-light); background:none; border:none; width:34px; height:34px; border-radius:50%; display:flex; align-items:center; justify-content:center; transition:all var(--transition); }
.modal-close:hover { background:var(--bg); color:var(--danger); transform:rotate(90deg); }
.modal-body { padding:20px; }
.modal-footer { padding:14px 20px; border-top:1px solid var(--border); display:flex; gap:10px; justify-content:flex-end; flex-wrap:wrap; }

/* ============ FORMS ============ */
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.form-group { display:flex; flex-direction:column; gap:5px; }
.form-group.full { grid-column:1/-1; }
.form-group label { font-size:11.5px; font-weight:700; color:var(--text-light); text-transform:uppercase; letter-spacing:.4px; }
.form-group input, .form-group select, .form-group textarea {
    padding:9px 12px; border:1.5px solid var(--border); border-radius:var(--radius-sm);
    font-size:13px; font-family:var(--font); transition:border var(--transition), box-shadow var(--transition), background var(--transition);
    background:var(--input-bg); width:100%; color:var(--text);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline:none; border-color:var(--secondary); background:var(--card); box-shadow:0 0 0 3px rgba(47,111,237,.12);
}
.form-group textarea { resize:vertical; min-height:60px; }

/* ============ LOGIN ============ */
.login-screen {
    display:flex; align-items:center; justify-content:center; min-height:100vh;
    flex-direction:column; gap:20px; padding:20px;
    background:
        radial-gradient(circle at 15% 20%, rgba(227,167,62,.12), transparent 45%),
        radial-gradient(circle at 85% 80%, rgba(47,111,237,.14), transparent 45%),
        linear-gradient(160deg, var(--primary-dark), var(--primary) 60%, var(--primary-light));
}
.login-card {
    background:var(--card); padding:42px 34px; border-radius:18px;
    box-shadow:0 24px 70px rgba(0,0,0,.35); max-width:400px; width:100%; text-align:center;
    animation: modalIn .3s cubic-bezier(.34,1.4,.6,1);
}
.login-icon {
    width:58px; height:58px; border-radius:16px; margin:0 auto 14px;
    background:linear-gradient(135deg, var(--accent), var(--accent-dark));
    color:#1a1206; display:flex; align-items:center; justify-content:center;
    box-shadow:0 10px 24px rgba(227,167,62,.35);
}
.login-card h2 { font-family:var(--font-data); color:var(--heading); margin-bottom:4px; font-size:20px; letter-spacing:.4px; }
.login-card p { color:var(--text-light); font-size:13px; margin-bottom:22px; }
.login-error { color:var(--danger); font-size:12px; margin-bottom:10px; font-weight:600; }
.login-input {
    width:100%; padding:11px 14px; border:1.5px solid var(--border); border-radius:9px;
    margin-bottom:11px; font-size:14px; background:var(--input-bg); color:var(--text);
    transition: border var(--transition), box-shadow var(--transition);
}
.login-input:focus { outline:none; border-color:var(--secondary); box-shadow:0 0 0 3px rgba(47,111,237,.12); }
.login-btn { width:100%; justify-content:center; padding:12px; margin-top:5px; }

/* ============ PRINT PREVIEW (always light — built for paper) ============ */
.print-preview {
    background:#fff; color:#1a1a2e; width:210mm; min-height:297mm; margin:0 auto;
    padding:12mm; box-shadow:0 0 0 1px #ddd, var(--shadow-lg); font-size:12px; border-radius:4px;
}
.print-preview .doc-header {
    display:flex; align-items:flex-start; justify-content:space-between;
    border-bottom:2px solid #14294A; padding-bottom:10px; margin-bottom:12px; gap:16px;
}
.print-preview .doc-header img { max-width:90px; max-height:70px; object-fit:contain; }
.print-preview .doc-header .company-info { text-align:right; font-size:10px; color:#333; line-height:1.4; }
.print-preview .doc-header .company-info strong { font-size:14px; color:#14294A; }
.print-preview .doc-title {
    text-align:center; font-size:18px; font-weight:800; color:#14294A;
    margin:10px 0; letter-spacing:1px; text-transform:uppercase;
}
.print-preview table { width:100%; border-collapse:collapse; font-size:11px; margin:10px 0; }
.print-preview table th { background:#14294A; color:#fff; padding:7px 8px; font-size:10px; }
.print-preview table td { padding:6px 8px; border:1px solid #ddd; }
.print-preview .totals { text-align:right; margin-top:8px; font-size:12px; }
.print-preview .footer-note { margin-top:16px; font-size:9px; color:#666; text-align:center; border-top:1px solid #ddd; padding-top:8px; }
/* Template variations */
.tpl-classic .doc-header { border-bottom:3px double #333; }
.tpl-minimal .doc-header { border-bottom:1px solid #ccc; }
.tpl-blue-corporate { background:#f8faff; }
.tpl-blue-corporate .doc-header { background:#14294A; color:#fff; padding:12px; border-radius:4px 4px 0 0; }
.tpl-blue-corporate .doc-header .company-info strong { color:#fff; }
.tpl-blue-corporate .doc-header .company-info { color:#dde; }
.tpl-pro .doc-header { border-bottom:4px solid #E3A73E; background:#fafafa; padding:12px; border-radius:6px; }

/* ============ TOAST ============ */
.toast {
    position:fixed; bottom:24px; right:24px; background:var(--primary-dark); color:#fff;
    padding:13px 20px; border-radius:10px; font-size:13px; font-weight:600;
    z-index:999; animation:slideUp .3s cubic-bezier(.34,1.4,.6,1); box-shadow:0 10px 30px rgba(0,0,0,.35);
    display:flex; align-items:center; gap:8px;
}
.toast.success { background:var(--success); }
.toast.error { background:var(--danger); }
@keyframes slideUp { from{opacity:0;transform:translateY(30px);} to{opacity:1;transform:translateY(0);} }

/* ============ ACCESSIBILITY / MOTION ============ */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, .sidebar-nav a:focus-visible {
    outline: 2px solid var(--secondary); outline-offset:2px;
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px) {
    .stats-grid { grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); }
}
@media (max-width:768px) {
    .sidebar { transform:translateX(-100%); }
    .sidebar.open { transform:translateX(0); }
    .main { margin-left:0; }
    .form-grid { grid-template-columns:1fr; }
    .stats-grid { grid-template-columns:1fr 1fr; }
    .topbar { padding:0 14px; }
    .content { padding:16px; }
    .hamburger { display:flex !important; align-items:center; justify-content:center; font-size:22px; cursor:pointer; background:none; border:none; color:var(--heading); width:36px; height:36px; }
}
@media (min-width:769px) { .hamburger { display:none !important; } }
@media (max-width:480px) {
    .stats-grid { grid-template-columns:1fr; }
    .login-card { padding:32px 22px; }
    .card, .chart-card { padding:16px 18px; }
}