:root{--bg:#f5f7fb;--card:#fff;--ink:#172033;--muted:#6b7280;--line:#e5e7eb;--accent:#2563eb;--dark:#101827;--ok:#047857;--bad:#b91c1c}*{box-sizing:border-box}body{margin:0;font:14px/1.45 Inter,Arial,sans-serif;background:var(--bg);color:var(--ink)}a{text-decoration:none;color:inherit}.app{display:flex;min-height:100vh}.sidebar{width:235px;background:var(--dark);color:#fff;padding:24px 16px;position:fixed;inset:0 auto 0 0}.brand{font-size:22px;font-weight:800;margin:0 10px 24px}.sidebar nav{display:grid;gap:8px}.sidebar nav a{padding:11px 12px;border-radius:9px;color:#d8deea}.sidebar nav a:hover{background:#1e293b;color:#fff}.main{margin-left:235px;width:calc(100% - 235px)}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:2}.content{padding:26px}.grid{display:grid;gap:18px}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 3px 14px rgba(15,23,42,.04)}.kpi .label{color:var(--muted);font-size:13px}.kpi .value{font-size:27px;font-weight:800;margin-top:6px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}.btn{border:0;border-radius:9px;padding:10px 14px;font-weight:700;cursor:pointer;display:inline-block}.btn-primary{background:var(--accent);color:white}.btn-light{background:#eef2f7;color:#24324a}.btn-danger{background:#fee2e2;color:#991b1b}.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:14px}.table{border-collapse:collapse;width:100%;min-width:760px}.table th,.table td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table th{background:#f8fafc;color:#475569;font-size:12px;text-transform:uppercase}.badge{padding:5px 9px;border-radius:999px;font-size:12px;font-weight:700;background:#eef2ff;color:#3730a3}.badge.payee{background:#dcfce7;color:#166534}.badge.impayee{background:#fee2e2;color:#991b1b}.badge.brouillon{background:#f3f4f6;color:#374151}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.field{display:grid;gap:6px}.field.full{grid-column:1/-1}label{font-weight:700}input,select,textarea{width:100%;padding:10px 11px;border:1px solid #cfd6e3;border-radius:8px;background:#fff;font:inherit}textarea{min-height:90px}.alert{padding:12px 14px;border-radius:9px;margin-bottom:16px}.success{background:#dcfce7;color:#166534}.error{background:#fee2e2;color:#991b1b}.doc-items{width:100%;border-collapse:collapse}.doc-items th,.doc-items td{padding:8px;border-bottom:1px solid var(--line)}.doc-items input{min-width:100px}.muted{color:var(--muted)}.right{text-align:right}.mt{margin-top:18px}@media(max-width:950px){.grid-4,.grid-2,.form-grid{grid-template-columns:1fr}.sidebar{position:static;width:100%}.app{display:block}.main{margin:0;width:100%}.sidebar nav{grid-template-columns:repeat(2,1fr)}}
.media-upload{align-content:start}.company-preview{display:block;max-width:280px;max-height:150px;object-fit:contain;border:1px solid var(--line);border-radius:10px;padding:8px;background:#fff;margin:4px 0 8px}.stamp-preview{max-width:360px;max-height:180px}.transparent-preview{width:max-content;max-width:100%;padding:8px;border-radius:10px;background-image:linear-gradient(45deg,#eee 25%,transparent 25%),linear-gradient(-45deg,#eee 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#eee 75%),linear-gradient(-45deg,transparent 75%,#eee 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0}.logo-placeholder{height:120px;max-width:260px;border:2px dashed #cbd5e1;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#94a3b8;font-weight:800;font-size:24px;margin-bottom:8px}.media-upload small{color:var(--muted)}.check{font-weight:500;color:var(--muted);display:flex;gap:8px;align-items:center}.check input{width:auto}