/* ── SCM 123 Doc — Style principal ──
   Reprise fidele du design de l'application HTML monolithique */

:root {
  --primary: #1a6b8a;
  --primary-light: #e8f4f8;
  --accent: #2ecc71;
  --danger: #e74c3c;
  --warning: #f39c12;
  --dark: #2c3e50;
  --gray: #7f8c8d;
  --light: #f5f7fa;
  --white: #ffffff;
  --border: #dce3ec;
  --shadow: 0 2px 12px rgba(0,0,0,0.08);
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', Arial, sans-serif; background: var(--light); color: var(--dark); }

/* ── HEADER ── */
.header { background: var(--primary); color: #fff; padding: 16px 28px; display: flex; align-items: center; justify-content: space-between; box-shadow: 0 2px 8px rgba(0,0,0,0.15); }
.header h1 { font-size: 1.35rem; font-weight: 700; letter-spacing: .3px; }
.header .sub { font-size: .82rem; opacity: .85; margin-top: 2px; }
.header-right { display: flex; gap: 10px; align-items: center; }

/* ── BUTTONS ── */
.btn { padding: 8px 16px; border-radius: 6px; border: none; cursor: pointer; font-size: .875rem; font-weight: 600; transition: all .2s; }
.btn-white { background: #fff; color: var(--primary); }
.btn-white:hover { background: var(--primary-light); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { opacity: .88; }
.btn-sm { padding: 5px 11px; font-size: .8rem; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { opacity: .88; }

/* ── NAV TABS ── */
.nav { background: var(--white); border-bottom: 1px solid var(--border); display: flex; gap: 0; padding: 0 24px; overflow-x: auto; }
.nav-tab { padding: 14px 20px; cursor: pointer; font-size: .9rem; font-weight: 500; color: var(--gray); border-bottom: 3px solid transparent; transition: all .2s; white-space: nowrap; }
.nav-tab:hover { color: var(--primary); background: var(--primary-light); }
.nav-tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 700; }

/* ── MAIN LAYOUT ── */
.main { padding: 24px; max-width: 1400px; margin: 0 auto; }
.page { display: none; }
.page.active { display: block; }

/* ── CARDS ── */
.card { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px; margin-bottom: 20px; }
.card-title { font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }

/* ── KPI GRID ── */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 20px; }
.kpi { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px 22px; border-left: 4px solid var(--primary); }
.kpi .label { font-size: .78rem; color: var(--gray); text-transform: uppercase; letter-spacing: .5px; }
.kpi .value { font-size: 1.6rem; font-weight: 700; margin-top: 4px; }
.kpi.green { border-left-color: var(--accent); }
.kpi.green .value { color: var(--accent); }
.kpi.red { border-left-color: var(--danger); }
.kpi.red .value { color: var(--danger); }
.kpi.blue { border-left-color: var(--primary); }
.kpi.blue .value { color: var(--primary); }
.kpi.orange { border-left-color: var(--warning); }
.kpi.orange .value { color: var(--warning); }

/* ── GRIDS ── */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
@media (max-width: 900px) { .grid2, .grid3 { grid-template-columns: 1fr; } }

/* ── TABLES ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
th { background: var(--primary-light); color: var(--primary); font-weight: 700; padding: 10px 12px; text-align: left; border-bottom: 2px solid var(--border); white-space: nowrap; }
td { padding: 8px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:hover td { background: #f0f7fb; }
.amount-debit { color: var(--danger); font-weight: 600; }
.amount-credit { color: var(--accent); font-weight: 600; }

/* ── BADGES ── */
.badge { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: .75rem; font-weight: 600; }
.badge-blue { background: var(--primary-light); color: var(--primary); }
.badge-green { background: #eafaf1; color: #27ae60; }
.badge-orange { background: #fef9e7; color: #d68910; }
.badge-red { background: #fdedec; color: var(--danger); }
.badge-gray { background: #ecf0f1; color: var(--gray); }

/* ── IMPORT ZONE ── */
.drop-zone { border: 2.5px dashed var(--border); border-radius: var(--radius); padding: 42px 24px; text-align: center; cursor: pointer; transition: all .2s; background: #fafbfc; }
.drop-zone:hover, .drop-zone.drag { border-color: var(--primary); background: var(--primary-light); }
.drop-zone .drop-icon { font-size: 2.8rem; margin-bottom: 10px; }
.drop-zone p { color: var(--gray); font-size: .92rem; }

/* ── FILTERS ── */
.filter-bar { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-bottom: 18px; }
.filter-bar select, .filter-bar input { padding: 7px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: .875rem; color: var(--dark); background: var(--white); }

/* ── MODAL ── */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 1000; align-items: center; justify-content: center; }
.modal-overlay.open { display: flex; }
.modal { background: var(--white); border-radius: var(--radius); padding: 28px; max-width: 520px; width: 94%; box-shadow: 0 8px 32px rgba(0,0,0,.2); }
.modal h3 { font-size: 1.1rem; margin-bottom: 18px; }
.form-row { margin-bottom: 13px; }
.form-row label { display: block; font-size: .82rem; font-weight: 600; margin-bottom: 5px; color: var(--gray); }
.form-row input, .form-row select, .form-row textarea { width: 100%; padding: 8px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: .875rem; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }

/* ── TOAST ── */
.toast { position: fixed; bottom: 24px; right: 24px; background: var(--dark); color: #fff; padding: 12px 20px; border-radius: 8px; font-size: .875rem; z-index: 9999; opacity: 0; transition: opacity .3s; pointer-events: none; }
.toast.show { opacity: 1; }

/* ── RAPPORT ── */
.rapport-section { background: var(--primary-light); border-left: 4px solid var(--primary); padding: 18px 20px; border-radius: 0 8px 8px 0; margin-bottom: 16px; line-height: 1.65; font-size: .93rem; }
.rapport-section h4 { color: var(--primary); margin-bottom: 8px; font-size: 1rem; }

/* ── TIERS ── */
.tiers-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.tiers-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; }
.tiers-card:hover { box-shadow: var(--shadow); }

/* ── UTILITIES ── */
.text-right { text-align: right; }
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.empty-state { text-align: center; padding: 40px; color: var(--gray); }
canvas { max-height: 280px; }

/* ── PRINT ── */
@media print {
  .nav, .header-right, .filter-bar, .btn, .drop-zone { display: none !important; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}