:root{
    --bg:#f4f5f7; --card:#ffffff; --ink:#26292e; --muted:#6b7280; --line:#e5e7eb;
    --accent:#8b1e2d; --accent-dark:#6f1622; --accent-soft:#f7e9eb;
    --ok:#1f8a4c; --warn:#c9820a; --danger:#b91c1c;
    --radius:12px; --shadow:0 1px 3px rgba(16,24,40,.06),0 1px 2px rgba(16,24,40,.04);
    --sidebar-w:250px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}
a{color:var(--accent);text-decoration:none}
h1,h2,h3,h4,h5{margin:0 0 .4em}
img{max-width:100%}

/* Layout */
.layout{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:#1f2127;color:#d8dbe0;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0;z-index:40;transition:transform .2s}
.brand{display:flex;align-items:center;gap:10px;padding:20px 18px;border-bottom:1px solid rgba(255,255,255,.08)}
.brand-mark{background:var(--accent);color:#fff;font-weight:700;width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px}
.brand-mark.large{width:56px;height:56px;font-size:22px;border-radius:12px}
.brand-text{font-weight:600;font-size:15px;color:#fff;line-height:1.2}
.nav{flex:1;padding:14px 10px;display:flex;flex-direction:column;gap:2px;overflow-y:auto}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:8px;color:#c3c7cf;font-size:14px;transition:.15s}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-item.is-active{background:var(--accent);color:#fff}
.nav-dot{width:7px;height:7px;border-radius:50%;background:currentColor;opacity:.55}
.sidebar-footer{padding:14px 10px;border-top:1px solid rgba(255,255,255,.08)}
.nav-item.logout{color:#e7a7ad}
.main{flex:1;margin-left:var(--sidebar-w);display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:center;gap:14px;padding:14px 26px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.page-title{font-size:18px;margin:0;flex:1}
.menu-toggle{display:none;background:none;border:none;font-size:22px;cursor:pointer;color:var(--ink)}
.topbar-user .user-name{font-weight:600;font-size:14px}
.content{padding:26px;flex:1;max-width:1200px;width:100%}
.footer{padding:16px 26px;color:var(--muted);font-size:12px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;border-top:1px solid var(--line)}

/* Cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.card-head h2,.card-head h3{margin:0;font-size:16px}
.cards-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}
.dist-grid{margin-top:-4px}
.stat-card{text-align:center;padding:22px 16px;margin:0}
.stat-value{font-size:30px;font-weight:700}
.stat-label{color:var(--muted);font-size:13px;margin-top:4px}
.stat-primary .stat-value{color:var(--accent)}
.stat-risk .stat-value{color:var(--warn)}
.stat-quality .stat-value{color:var(--ok)}
.dist-card{margin:0;padding:18px 16px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:500;cursor:pointer;transition:.15s;background:#eef0f3;color:var(--ink)}
.btn:hover{filter:brightness(.97)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-danger{background:#fdecec;color:var(--danger);border-color:#f6d5d5}
.btn-danger:hover{background:var(--danger);color:#fff}
.btn-block{width:100%}
.btn-sm{padding:6px 12px;font-size:13px}
.btn-xs{padding:4px 9px;font-size:12px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* Alerts */
.alert{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:14px;border:1px solid transparent}
.alert-success{background:#e8f6ee;color:#166534;border-color:#c3e9d1}
.alert-error{background:#fdecec;color:#991b1b;border-color:#f6d0d0}
.alert-warning{background:#fdf4e3;color:#92600a;border-color:#f5e2ba}
.alert-info{background:#eaf1fb;color:#1e429f;border-color:#cfe0f7}

/* Forms */
.form-group{margin-bottom:14px;display:flex;flex-direction:column;gap:6px}
.form-group label{font-size:13px;font-weight:500;color:#374151}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],input[type=file],select,textarea{
    width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
textarea{resize:vertical}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}
.form-actions{margin-top:16px;display:flex;gap:10px;flex-wrap:wrap}
.form-check{margin:12px 0}
.inline-fields{display:flex;gap:14px;align-items:flex-end;flex-wrap:wrap}
.inline-fields .grow{flex:1;min-width:200px}
.inline-fields .narrow{width:130px}
.align-end{align-self:flex-end}
.narrow-input{max-width:90px}
.switch{display:inline-flex;align-items:center;gap:8px;cursor:pointer;font-size:13px}
.filter-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0 16px}
.search-inline{display:flex;gap:8px}
.search-inline input{width:200px}

/* Tables */
.table-wrap{overflow-x:auto}
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th,.table td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
.table th{font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);font-weight:600;background:#fafbfc}
.table tbody tr:hover{background:#fafbfc}
.sub-table th,.sub-table td{padding:6px 8px;font-size:13px}
.ellipsis{max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.actions-cell{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.inline-form{display:inline}
.badge{display:inline-block;padding:3px 9px;border-radius:20px;color:#fff;font-size:12px;font-weight:600}
.status{display:inline-block;padding:3px 9px;border-radius:6px;font-size:12px;text-transform:capitalize;background:#eef0f3;color:#4b5563}
.status-completed{background:#e8f6ee;color:#166534}
.status-processing{background:#fdf4e3;color:#92600a}
.status-error{background:#fdecec;color:#991b1b}
.status-pending{background:#eef0f3;color:#4b5563}
.empty{color:var(--muted);text-align:center;padding:24px}
.muted{color:var(--muted)}
.hint{color:var(--muted);font-size:13px;margin:0 0 12px}

/* Auth */
.auth-body{background:linear-gradient(135deg,#2a2c33,#1f2127);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.auth-wrap{width:100%;max-width:400px}
.auth-card{background:#fff;border-radius:16px;padding:34px 30px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.auth-brand{text-align:center;margin-bottom:22px}
.auth-brand .brand-mark{margin:0 auto 12px}
.auth-brand h1{font-size:17px;margin:0}
.auth-sub{color:var(--muted);font-size:13px;margin:4px 0 0}
.auth-foot{text-align:center;color:#aeb2ba;font-size:12px;margin-top:18px}

/* Dropzone */
.dropzone{border:2px dashed #cbd2da;border-radius:14px;padding:36px 20px;text-align:center;transition:.15s;background:#fbfcfd;cursor:pointer}
.dropzone.dragover{border-color:var(--accent);background:var(--accent-soft)}
.dropzone-icon{font-size:34px;color:var(--accent)}
.dropzone-title{font-weight:600;margin:10px 0 4px}
.dropzone-or{color:var(--muted);font-size:13px;margin:6px 0}
.dropzone-hint{color:var(--muted);font-size:12px;margin-top:10px}
.file-info{margin-top:16px;background:#fbfcfd;border:1px solid var(--line);border-radius:10px;padding:14px}
.file-info-row{display:flex;gap:8px;font-size:14px;margin-bottom:4px}
.file-info-label{color:var(--muted);min-width:56px}
.file-error{color:var(--danger);font-size:13px;margin-top:6px}
.info-card .info-list{margin:0;padding-left:18px;color:#374151;font-size:14px}
.info-card .info-list li{margin-bottom:6px}

/* Progress */
.progress-outer{height:16px;background:#eef0f3;border-radius:20px;overflow:hidden;margin:16px 0}
.progress-bar{height:100%;background:linear-gradient(90deg,var(--accent),#b23548);width:0;transition:width .4s}
.progress-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:16px 0}
.progress-stats>div{background:#fbfcfd;border:1px solid var(--line);border-radius:10px;padding:14px;text-align:center}
.ps-value{display:block;font-size:24px;font-weight:700}
.ps-value.ps-error{color:var(--danger)}
.ps-label{font-size:12px;color:var(--muted)}
.current-section{font-size:14px;color:#374151;background:#fbfcfd;border-radius:8px;padding:10px 14px}
.progress-actions{display:flex;gap:10px;margin:16px 0;flex-wrap:wrap}
.doc-name{font-size:14px;color:#374151}

/* Results */
.result-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.result-title{font-size:20px;margin:0}
.result-sub{color:var(--muted);font-size:13px;margin:4px 0 0}
.result-actions{display:flex;gap:8px}
.score-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}
.score-card{text-align:center;margin:0;padding:22px 14px}
.score-big{font-size:38px;font-weight:800;line-height:1}
.score-quality{color:var(--ok)}
.score-confidence{color:#1e429f}
.score-name{font-size:13px;color:var(--muted);margin-top:8px}
.score-sub{font-size:12px;color:var(--muted);margin-top:4px}
.score-level{margin-top:8px}
.summary-text{font-size:15px;line-height:1.7;color:#333}
.disclaimer-box{margin-top:14px;background:var(--accent-soft);border-left:4px solid var(--accent);padding:12px 14px;border-radius:6px;font-size:13px;color:#6f1622}
.disclaimer-note{color:var(--muted);font-size:12px;font-style:italic;margin-top:8px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.two-col .card{margin-bottom:0}
.signal-table .mini-bar{background:#eef0f3;border-radius:10px;height:10px;overflow:hidden;min-width:120px}
.mini-bar-fill{height:100%;background:var(--accent)}
.sub-head{font-size:14px;margin:16px 0 8px;color:#374151}
.finding-list{margin:0;padding-left:18px;font-size:14px}
.finding-list li{margin-bottom:6px}
.finding-list.negative li{color:#8a2a2a}
.finding-list.positive li{color:#1f6b40}
.finding-list.small{font-size:13px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{background:#f1f3f5;border-radius:20px;padding:5px 12px;font-size:13px;color:#374151}
.chip-count{background:var(--accent);color:#fff;border-radius:10px;padding:1px 7px;font-size:11px;margin-left:4px}
.section-detail>td{background:#fbfcfd}
.detail-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:20px;padding:8px 4px}
.detail-grid h5{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.03em}
.metrics-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px}
.metric{display:flex;justify-content:space-between;gap:8px;background:#fbfcfd;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font-size:13px}
.metric-key{color:var(--muted)}
.metric-val{font-weight:600}

/* Weights */
.weight-total{font-size:13px;font-weight:600;padding:5px 12px;border-radius:20px}
.weight-total.is-ok{background:#e8f6ee;color:#166534}
.weight-total.is-warning{background:#fdf4e3;color:#92600a}
.weight-input{max-width:100px}
.bulk-bar{display:flex;gap:8px;margin-bottom:12px;align-items:center}
.bulk-bar select{width:auto}

.meta-card p{margin:4px 0;font-size:14px;color:#374151}
.empty-state{text-align:center;padding:50px 20px}

/* Responsive */
@media (max-width:1024px){
    .cards-grid,.score-cards,.filter-grid{grid-template-columns:repeat(2,1fr)}
    .progress-stats{grid-template-columns:repeat(2,1fr)}
    .two-col,.detail-grid,.form-grid{grid-template-columns:1fr}
}
@media (max-width:768px){
    :root{--sidebar-w:0px}
    .sidebar{transform:translateX(-100%);width:250px}
    .sidebar.open{transform:translateX(0)}
    .main{margin-left:0}
    .menu-toggle{display:block}
    .content{padding:16px}
    .cards-grid,.score-cards,.filter-grid,.progress-stats{grid-template-columns:1fr 1fr}
    .inline-fields{flex-direction:column;align-items:stretch}
    .inline-fields .narrow{width:100%}
}
@media (max-width:480px){
    .cards-grid,.score-cards{grid-template-columns:1fr}
}