:root{--navy:#102a43;--navy2:#173b5e;--bg:#f4f7fb;--card:#fff;--text:#172b3a;--muted:#6b7c8f;--line:#dbe4ee;--accent:#1f7a8c;--ok:#1d7a5a;--warn:#a66a00;--danger:#a33a3a}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,Arial,sans-serif}a{color:var(--accent);text-decoration:none}.app{min-height:100vh;display:grid;grid-template-columns:245px 1fr}.sidebar{background:linear-gradient(180deg,var(--navy),#0b2135);color:#fff;padding:24px 16px;position:sticky;top:0;height:100vh}.brand{font-weight:800;font-size:25px;letter-spacing:1px}.brand small{display:block;font-size:10px;letter-spacing:2px;opacity:.65;margin-top:4px}.nav{margin-top:35px;display:grid;gap:7px}.nav a{color:#dce9f3;padding:12px 13px;border-radius:10px}.nav a:hover,.nav a.active{background:rgba(255,255,255,.12);color:#fff}.side-user{position:absolute;bottom:22px;left:20px;right:20px;border-top:1px solid rgba(255,255,255,.15);padding-top:15px}.main{padding:30px;max-width:1600px;width:100%;margin:auto}.top{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:25px}.eyebrow{font-size:12px;color:var(--accent);font-weight:800;letter-spacing:1.5px;text-transform:uppercase}.title{font-size:31px;margin:5px 0}.grid{display:grid;gap:18px}.grid4{grid-template-columns:repeat(4,1fr)}.grid2{grid-template-columns:repeat(2,1fr)}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 5px 20px rgba(16,42,67,.05)}.metric{font-size:32px;font-weight:800;margin-top:8px}.muted{color:var(--muted)}.btn{border:0;border-radius:9px;padding:10px 14px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px}.btn.primary{background:var(--navy);color:#fff}.btn.secondary{background:#e8f1f5;color:var(--navy)}.btn.danger{background:#f7e4e4;color:#8b3030}.btn.full{width:100%}.actions{display:flex;gap:8px;flex-wrap:wrap}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}.table th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.6px}.badge{display:inline-block;padding:5px 8px;border-radius:999px;font-size:12px;font-weight:700;background:#e8f1f5;color:var(--navy)}.badge.ok{background:#e4f3ec;color:var(--ok)}.badge.warn{background:#fff2d9;color:var(--warn)}.badge.danger{background:#f8e5e5;color:var(--danger)}form.inline{display:inline}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}label{display:grid;gap:6px;font-size:13px;font-weight:700}input,select,textarea{width:100%;padding:11px 12px;border:1px solid #cdd9e5;border-radius:9px;background:#fff;color:var(--text);font:inherit}textarea{min-height:110px;resize:vertical}.full-row{grid-column:1/-1}.alert{padding:12px 14px;border-radius:10px;margin-bottom:14px;background:#e8f1f5}.alert.error{background:#f8e5e5;color:#8b3030}.alert.success{background:#e4f3ec;color:#176045}.auth{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#214d73,#0c2339)}.login-card{width:min(430px,92vw);background:#fff;border-radius:20px;padding:34px;box-shadow:0 25px 80px rgba(0,0,0,.2);display:grid;gap:15px}.login-card.wide{width:min(500px,92vw)}.login-card h1{margin:5px 0 10px}.section-title{font-size:18px;margin:0 0 15px}.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.toolbar input{max-width:320px}.timeline{display:grid;gap:10px}.event{border-left:3px solid var(--accent);padding:8px 12px;background:#f8fafc;border-radius:0 8px 8px 0}.dropzone{border:2px dashed #b9c8d6;border-radius:14px;padding:25px;text-align:center;background:#fafcff}.dropzone.compact{padding:16px}.upload-icon{width:58px;height:58px;display:grid;place-items:center;margin:0 auto 10px;border-radius:14px;background:#e8f1f5;color:var(--navy);font-weight:900;letter-spacing:1px}.extracted-preview,.anon-review{min-height:360px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;line-height:1.5}.inner-card{margin-top:0;background:#fbfdff}.small-note{font-size:12px}.danger-text{color:var(--danger)}@media(max-width:1000px){.app{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.side-user{position:static;margin-top:20px}.grid4,.grid2,.form-grid{grid-template-columns:1fr}.main{padding:18px}.table{display:block;overflow:auto}.top{align-items:flex-start;flex-direction:column}}

/* ICATF 2.1.3 - sidebar hardening */
html,body{min-height:100%;}
.app{min-height:100vh;min-height:100dvh;}
.sidebar{height:100vh;height:100dvh;min-height:0;display:flex;flex-direction:column;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-width:auto;}
.nav{flex:0 0 auto;min-height:0;}
.nav a{display:block;position:relative;z-index:1;}
.side-user{position:static!important;flex:0 0 auto;margin-top:18px!important;margin-bottom:4px!important;}
.side-user *{position:static!important;}
@media(max-width:1000px){.sidebar{height:auto;min-height:0;overflow:visible;display:block;}}

.signature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}.signature-card{border:1px solid var(--line);border-radius:14px;padding:14px;background:#fff;display:grid;gap:12px}.signature-preview{height:130px;border:1px solid #edf1f4;border-radius:10px;background:#fbfdff;display:grid;place-items:center;padding:10px}.signature-preview img{max-width:100%;max-height:110px;object-fit:contain}.signature-meta{display:grid;gap:5px}.signature-meta .badge{width:max-content}@media(max-width:600px){.signature-grid{grid-template-columns:1fr}}

.library-section{overflow:auto}.library-section .top{margin-bottom:10px}.library-section .actions{justify-content:flex-end}.small-note{font-size:12px}.library-section .table td{vertical-align:middle}