/* TMO Maturity Assessment — Mont-Fort Design System */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Dark palette (sidebar, nav) */
    --dark: #0A0F1C;
    --dark-mid: #111827;
    --dark-card: #1a2236;
    --dark-border: rgba(255,255,255,0.08);

    /* Brand */
    --primary: #2F5597;
    --primary-light: #5B9BD5;
    --primary-lighter: #BDD7EE;
    --primary-dark: #1E3A6E;
    --accent: #3B82F6;
    --accent-glow: rgba(59, 130, 246, 0.12);

    /* Light surface (main content) */
    --bg: #F1F5F9;
    --bg-card: #FFFFFF;
    --text: #0F172A;
    --text-muted: #64748B;
    --border: #E2E8F0;
    --border-light: #F1F5F9;

    /* Semantic */
    --success: #059669;
    --success-bg: #ECFDF5;
    --warning: #D97706;
    --warning-bg: #FFFBEB;
    --danger: #DC2626;
    --danger-bg: #FEF2F2;

    /* System */
    --radius: 10px;
    --radius-sm: 6px;
    --radius-lg: 16px;
    --shadow: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.02);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.08);
    --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --sidebar-width: 272px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html { font-size: 15px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary); text-decoration: none; }

/* ── Layout ── */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* ── Sidebar ── */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #0A0F1C 0%, #0f1729 60%, #111d33 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    transition: transform var(--transition);
    border-right: 1px solid rgba(255,255,255,0.04);
}

.sidebar::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 200px;
    background: radial-gradient(ellipse at 30% 0%, rgba(59,130,246,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.sidebar-brand {
    padding: 1.75rem 1.5rem 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    position: relative;
}

.sidebar-brand span {
    display: block;
    font-size: 0.68rem;
    font-weight: 500;
    color: rgba(255,255,255,0.35);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-top: 0.3rem;
}

.sidebar-client-selector {
    padding: 0.75rem 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.sidebar-client-selector label {
    display: block;
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(255,255,255,0.35);
    margin-bottom: 0.35rem;
}

.sidebar-client-selector select {
    width: 100%;
    padding: 0.4rem 0.6rem;
    font-size: 0.78rem;
    font-family: var(--font);
    font-weight: 600;
    background: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.85);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    outline: none;
    cursor: pointer;
    transition: border-color 200ms;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='rgba(255,255,255,0.4)'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.6rem center;
    padding-right: 1.8rem;
}

.sidebar-client-selector select:hover,
.sidebar-client-selector select:focus {
    border-color: rgba(59,130,246,0.5);
}

.sidebar-client-selector select option {
    background: #1a2744;
    color: #fff;
}

.sidebar-nav {
    flex: 1;
    padding: 0.75rem 0;
    overflow-y: auto;
    position: relative;
}

.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }

.sidebar-nav .nav-section {
    padding: 1rem 1.5rem 0.4rem;
    font-size: 0.62rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: rgba(255,255,255,0.28);
    margin-top: 0.25rem;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 1.5rem;
    color: rgba(255,255,255,0.55);
    font-size: 0.88rem;
    font-weight: 450;
    transition: all var(--transition);
    border-left: 3px solid transparent;
    position: relative;
}

.sidebar-nav a:hover {
    color: rgba(255,255,255,0.95);
    background: rgba(255,255,255,0.04);
    text-decoration: none;
}

.sidebar-nav a.active {
    color: #fff;
    background: rgba(59, 130, 246, 0.1);
    border-left-color: var(--accent);
    font-weight: 500;
}

.sidebar-nav a.active::after {
    content: '';
    position: absolute;
    right: 0; top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--accent);
    border-radius: 3px 0 0 3px;
    opacity: 0.5;
}

.sidebar-nav a .icon {
    width: 20px;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
}

.sidebar-nav a:hover .icon,
.sidebar-nav a.active .icon {
    opacity: 1;
}

.sidebar-user {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.06);
    font-size: 0.78rem;
    color: rgba(255,255,255,0.4);
    background: rgba(0,0,0,0.15);
}

.sidebar-user strong {
    color: rgba(255,255,255,0.85);
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.1rem;
}

/* ── Main content ── */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    background: var(--bg);
}

.topbar {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0 2rem;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar h1 {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
}

.topbar-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.page-content {
    padding: 2rem;
    max-width: 1400px;
}

/* ── Cards ── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition);
}

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

.card-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    font-size: 0.92rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--text);
    letter-spacing: -0.01em;
}

.card-body {
    padding: 1.5rem;
}

/* ── Stats grid ── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    transition: all var(--transition);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity var(--transition);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card .stat-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.stat-card .stat-sub {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 1.15rem;
    font-size: 0.84rem;
    font-weight: 500;
    font-family: var(--font);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text);
    cursor: pointer;
    transition: all var(--transition);
    line-height: 1.4;
    white-space: nowrap;
}

.btn:hover {
    background: var(--bg);
    text-decoration: none;
    box-shadow: var(--shadow);
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    border-color: transparent;
    font-weight: 600;
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(47, 85, 151, 0.25);
}

.btn-danger {
    background: var(--danger);
    color: #fff;
    border-color: var(--danger);
}
.btn-danger:hover { background: #B91C1C; box-shadow: 0 4px 12px rgba(220,38,38,0.2); }

.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.78rem; }

/* ── Forms ── */
.form-group {
    margin-bottom: 1.15rem;
}

.form-group label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: var(--text);
    letter-spacing: 0.01em;
}

.form-control {
    width: 100%;
    padding: 0.6rem 0.85rem;
    font-size: 0.9rem;
    font-family: var(--font);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text);
    transition: all var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-control::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 80px; }

/* ── Tables ── */
.table-wrapper {
    overflow-x: auto;
    border-radius: 0 0 var(--radius) var(--radius);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

th, td {
    text-align: left;
    padding: 0.7rem 1rem;
    border-bottom: 1px solid var(--border);
}

th {
    font-weight: 600;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    background: var(--border-light);
    position: sticky;
    top: 0;
}

tbody tr {
    transition: background var(--transition);
}

tbody tr:hover td {
    background: rgba(59, 130, 246, 0.03);
}

tbody tr:last-child td {
    border-bottom: none;
}

/* ── Flash messages ── */
.flash {
    padding: 0.85rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    font-size: 0.88rem;
    border: 1px solid;
    font-weight: 450;
}

.flash-success { background: var(--success-bg); border-color: #A7F3D0; color: #065F46; }
.flash-error   { background: var(--danger-bg); border-color: #FECACA; color: #991B1B; }
.flash-warning { background: var(--warning-bg); border-color: #FDE68A; color: #92400E; }

/* ── Login page ── */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #0A0F1C url('../../public/img/hero-mountains.jpg') center bottom / cover no-repeat;
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center top, rgba(10,15,28,0.55) 0%, rgba(10,15,28,0.8) 100%);
    pointer-events: none;
}

.login-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10,15,28,0.3) 0%, rgba(10,15,28,0.1) 40%, rgba(10,15,28,0.5) 100%);
    pointer-events: none;
}

.login-card {
    background: rgba(255,255,255,0.04);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    box-shadow: 0 24px 64px rgba(0,0,0,0.4);
    padding: 3rem;
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
}

.login-card h1 {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 0.3rem;
    color: #fff;
    letter-spacing: -0.03em;
}

.login-card .subtitle {
    color: rgba(255,255,255,0.45);
    font-size: 0.85rem;
    margin-bottom: 2rem;
    font-weight: 400;
}

.login-card label {
    color: rgba(255,255,255,0.6);
    font-size: 0.78rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.login-card .form-control {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    color: #fff;
    padding: 0.7rem 1rem;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
}

.login-card .form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
    background: rgba(255,255,255,0.08);
}

.login-card .form-control::placeholder {
    color: rgba(255,255,255,0.25);
}

.login-card .btn-primary {
    background: linear-gradient(135deg, var(--accent), #2563EB);
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    letter-spacing: 0.01em;
    transition: all var(--transition);
}

.login-card .btn-primary:hover {
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
    transform: translateY(-1px);
}

.login-card .flash {
    background: rgba(220,38,38,0.12);
    border-color: rgba(220,38,38,0.25);
    color: #FCA5A5;
}

.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.25);
}

.login-footer a {
    color: rgba(255,255,255,0.5);
    transition: color var(--transition);
}

.login-footer a:hover {
    color: var(--accent);
}

/* ── Progress bars (assessments) ── */
.progress-bar {
    background: var(--border);
    border-radius: 10px;
    height: 8px;
    overflow: hidden;
}

.progress-bar .fill {
    height: 100%;
    border-radius: 10px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transition: width 500ms ease;
}

/* ── Badge / Status pill ── */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.65rem;
    font-size: 0.72rem;
    font-weight: 600;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.status-completed { background: var(--success-bg); color: var(--success); }
.status-in_progress { background: var(--warning-bg); color: var(--warning); }

/* ── Scoring heatmap cells ── */
.score-cell {
    text-align: center;
    font-weight: 700;
    font-size: 0.85rem;
    border-radius: 4px;
    padding: 0.3rem 0.5rem;
}

/* ── Chart containers — generous sizing ── */
.chart-container {
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 1rem 0;
}

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

.chart-container--wide {
    max-width: 100%;
}

/* ── Mobile toggle button ── */
.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    transition: color var(--transition);
}

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

/* ── Overlay for mobile sidebar ── */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    z-index: 99;
    transition: opacity var(--transition);
}
.sidebar-overlay.active { display: block; }

/* ── Empty state ── */
.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-muted);
}

.empty-state p {
    font-size: 0.92rem;
    margin-top: 0.5rem;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .page-content { padding: 1.25rem; }
    .topbar { padding: 0 1rem; height: 56px; }
    .sidebar-toggle { display: block; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .chart-container { max-width: 100%; }
    .login-card { margin: 1rem; padding: 2rem; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .topbar h1 { font-size: 0.95rem; }
}

/* ── Print styles ── */
@media print {
    .sidebar, .topbar, .sidebar-toggle, .sidebar-overlay,
    .form-actions, .btn, button, .flash { display: none !important; }
    .main-content { margin-left: 0 !important; }
    .page-content { padding: 0 !important; max-width: 100% !important; }
    .card { box-shadow: none !important; border: 1px solid #ddd !important; break-inside: avoid; }
    body { background: #fff !important; font-size: 11pt; }
    .chart-container { max-width: 100% !important; }
    canvas { max-width: 100% !important; }
    table { font-size: 9pt; }
    th, td { padding: 4px 6px; }
    @page { margin: 1.5cm; }
}