:root{
  --primary:#0b5b3c;
  --primary-dark:#083f29;
  --primary-light:#e8f5ee;
  --accent:#c9a227;
  --bg:#f4f6f8;
  --card:#ffffff;
  --text:#1c2733;
  --muted:#6b7787;
  --border:#e2e6ea;
  --low:#2ecc71;
  --medium:#f1c40f;
  --high:#e67e22;
  --critical:#e74c3c;
  --radius:10px;
  --shadow:0 2px 10px rgba(0,0,0,0.06);
}
*{box-sizing:border-box;}
body{margin:0;font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);}
h1,h2,h3{margin:0;}
.muted{color:var(--muted);}
.small{font-size:12px;}

.app-shell{display:flex;min-height:100vh;}

/* ===== SIDEBAR ===== */
.sidebar{
  width:280px;background:linear-gradient(180deg,var(--primary-dark),var(--primary));
  color:#fff;display:flex;flex-direction:column;flex-shrink:0;
  position:sticky;top:0;height:100vh;overflow-y:auto;transition:margin-left .25s;
}
.brand{display:flex;align-items:center;gap:12px;padding:22px 18px;border-bottom:1px solid rgba(255,255,255,0.15);}
.brand-icon{font-size:26px;color:var(--accent);}
.brand-text{display:flex;flex-direction:column;line-height:1.3;}
.brand-text strong{font-size:15px;}
.brand-text span{font-size:11px;opacity:.8;}

.nav-menu{padding:14px 10px;flex:1;}
.nav-section{font-size:11px;text-transform:uppercase;letter-spacing:.06em;opacity:.6;margin:16px 12px 6px;}
.nav-item{
  width:100%;display:flex;align-items:center;gap:10px;background:none;border:none;color:#fff;
  padding:10px 12px;border-radius:8px;font-size:13.5px;cursor:pointer;text-align:left;opacity:.88;
}
.nav-item i{width:18px;text-align:center;}
.nav-item:hover{background:rgba(255,255,255,0.1);opacity:1;}
.nav-item.active{background:var(--accent);color:#1c2733;font-weight:600;opacity:1;}
.sidebar-footer{display:flex;gap:10px;align-items:center;padding:16px 18px;border-top:1px solid rgba(255,255,255,0.15);font-size:12px;}
.sidebar-footer strong{display:block;font-size:12.5px;}
.sidebar-footer span{opacity:.75;font-size:11px;}

/* ===== MAIN ===== */
.main-wrap{flex:1;min-width:0;display:flex;flex-direction:column;}
.topbar{
  background:var(--card);border-bottom:1px solid var(--border);padding:14px 24px;
  display:flex;align-items:center;gap:16px;position:sticky;top:0;z-index:20;
}
.hamburger{display:none;background:none;border:none;font-size:18px;cursor:pointer;color:var(--text);}
.topbar h1{font-size:19px;flex:1;}
.topbar-actions{display:flex;gap:10px;}
.content{padding:22px;flex:1;}
.app-footer{text-align:center;font-size:11.5px;color:var(--muted);padding:16px;border-top:1px solid var(--border);background:var(--card);}

/* ===== BUTTONS ===== */
.btn{border:none;border-radius:8px;padding:9px 16px;font-size:13px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:.15s;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);}
.btn-outline{background:#fff;color:var(--primary);border:1px solid var(--primary);}
.btn-outline:hover{background:var(--primary-light);}
.btn-danger{background:#fdeaea;color:#c0392b;border:1px solid #f5b7b1;}
.btn-danger:hover{background:#f8d7d5;}
.file-btn{position:relative;overflow:hidden;}
.file-btn input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;}

/* ===== PAGES ===== */
.page{display:none;}
.page.active{display:block;animation:fadeIn .25s;}
@keyframes fadeIn{from{opacity:0;transform:translateY(4px);}to{opacity:1;transform:translateY(0);}}

/* ===== KPI ===== */
.kpi-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-bottom:20px;}
.kpi-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;display:flex;align-items:center;gap:12px;}
.kpi-card i{font-size:24px;width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;}
.kpi-blue i{background:#2980b9;} .kpi-purple i{background:#8e44ad;} .kpi-red i{background:#c0392b;}
.kpi-orange i{background:#d35400;} .kpi-green i{background:#27ae60;} .kpi-teal i{background:#16a085;}
.kpi-card div{display:flex;flex-direction:column;}
.kpi-card span{font-size:22px;font-weight:800;}
.kpi-card small{color:var(--muted);font-size:11.5px;}

/* ===== GRID / PANEL ===== */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px;}
.panel{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;}
.panel h3{font-size:15px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.panel-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap;}
.toolbar-right{display:flex;gap:10px;align-items:center;}
.search-box{display:flex;align-items:center;gap:8px;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:8px 12px;min-width:260px;}
.search-box input{border:none;background:none;outline:none;font-size:13px;width:100%;}
select, input[type=text], input[type=number], input[type=date], textarea{
  border:1px solid var(--border);border-radius:8px;padding:8px 10px;font-size:13px;font-family:inherit;background:#fff;color:var(--text);
}
.info-banner{background:var(--primary-light);border:1px solid #c8e6d4;color:var(--primary-dark);border-radius:8px;padding:10px 14px;font-size:13px;margin-bottom:16px;display:flex;gap:10px;align-items:center;}

/* ===== TABLE ===== */
.table-scroll{overflow-x:auto;}
.data-table{width:100%;border-collapse:collapse;font-size:12.8px;min-width:900px;}
.data-table th{background:var(--primary-light);color:var(--primary-dark);text-align:left;padding:10px 10px;white-space:nowrap;font-weight:700;position:sticky;top:0;}
.data-table td{padding:9px 10px;border-bottom:1px solid var(--border);vertical-align:top;}
.data-table tbody tr:hover{background:#fafbfc;}
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:700;color:#fff;}
.badge-low{background:var(--low);} .badge-medium{background:var(--medium);color:#5a4600;} .badge-high{background:var(--high);} .badge-critical{background:var(--critical);}
.badge-acceptable{background:var(--low);} .badge-tolerable{background:var(--high);} .badge-unacceptable{background:var(--critical);}
.badge-active{background:#2980b9;} .badge-retired{background:#7f8c8d;} .badge-underreview{background:var(--medium);color:#5a4600;}
.badge-notstarted{background:#95a5a6;} .badge-inprogress{background:#2980b9;} .badge-completed{background:var(--low);} .badge-overdue{background:var(--critical);}
.badge-open{background:var(--critical);} .badge-monitoring{background:#2980b9;} .badge-closed{background:var(--low);}
.row-actions{display:flex;gap:8px;}
.icon-btn{border:none;background:var(--bg);width:28px;height:28px;border-radius:6px;cursor:pointer;color:var(--text);display:inline-flex;align-items:center;justify-content:center;}
.icon-btn:hover{background:var(--primary-light);color:var(--primary-dark);}
.icon-btn.danger:hover{background:#fdeaea;color:#c0392b;}
.progress-bar{width:80px;height:8px;background:var(--border);border-radius:6px;overflow:hidden;display:inline-block;vertical-align:middle;margin-right:6px;}
.progress-fill{height:100%;background:var(--primary);}

/* ===== HEATMAP ===== */
.heatmap{display:grid;grid-template-columns:70px repeat(5,1fr);grid-template-rows:auto repeat(5,60px);gap:4px;}
.hm-cell{display:flex;align-items:center;justify-content:center;border-radius:6px;font-weight:700;font-size:13px;color:#fff;position:relative;cursor:default;}
.hm-label{font-size:11px;color:var(--muted);display:flex;align-items:center;justify-content:center;font-weight:600;}
.hm-axis-label{grid-column:1/-1;text-align:center;font-size:11px;color:var(--muted);margin-top:4px;}

/* ===== LEGEND ===== */
.legend{display:flex;gap:16px;flex-wrap:wrap;}
.legend-item{display:flex;align-items:center;gap:6px;font-size:12.5px;}
.dot{width:12px;height:12px;border-radius:50%;display:inline-block;}
.dot.low{background:var(--low);} .dot.medium{background:var(--medium);} .dot.high{background:var(--high);} .dot.critical{background:var(--critical);}

/* ===== FORMS ===== */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.form-grid label{display:flex;flex-direction:column;gap:6px;font-size:12.5px;font-weight:600;color:var(--text);}
.form-grid label.full{grid-column:1/-1;}
.form-grid textarea{resize:vertical;}
.score-preview{background:var(--primary-light);border-radius:8px;padding:10px 14px;font-size:13.5px;color:var(--primary-dark);}

/* ===== IMPORT/EXPORT PAGE ===== */
.import-row{display:flex;gap:12px;margin-bottom:14px;flex-wrap:wrap;align-items:center;}
.import-log{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:12px;font-size:12.5px;max-height:180px;overflow-y:auto;margin-top:10px;}
.import-log div{padding:3px 0;}

/* ===== MODAL ===== */
.modal-overlay{position:fixed;inset:0;background:rgba(20,30,25,0.55);display:none;align-items:center;justify-content:center;z-index:100;padding:20px;}
.modal-overlay.show{display:flex;}
.modal{background:#fff;border-radius:12px;width:640px;max-width:95vw;max-height:88vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,0.3);}
.modal-lg{width:800px;}
.modal-header{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid var(--border);}
.modal-close{background:none;border:none;font-size:16px;cursor:pointer;color:var(--muted);}
.modal-body{padding:20px 22px;overflow-y:auto;flex:1;}
.modal-footer{padding:14px 22px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px;}
.modal-tabs{display:flex;border-bottom:1px solid var(--border);padding:0 22px;overflow-x:auto;}
.rtab{background:none;border:none;padding:12px 14px;font-size:12.5px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:3px solid transparent;white-space:nowrap;}
.rtab.active{color:var(--primary);border-bottom-color:var(--primary);}
.rtab-panel{display:none;}
.rtab-panel.active{display:block;}

/* ===== TOAST ===== */
.toast{position:fixed;bottom:24px;right:24px;background:#222;color:#fff;padding:12px 20px;border-radius:8px;font-size:13px;opacity:0;transform:translateY(10px);transition:.3s;z-index:200;box-shadow:var(--shadow);}
.toast.show{opacity:1;transform:translateY(0);}

/* ===== RESPONSIVE ===== */
@media(max-width:1100px){
  .kpi-grid{grid-template-columns:repeat(3,1fr);}
  .grid-2{grid-template-columns:1fr;}
}
@media(max-width:800px){
  .sidebar{position:fixed;left:0;z-index:60;margin-left:-280px;}
  .sidebar.show{margin-left:0;}
  .hamburger{display:block;}
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .topbar-actions .btn span{display:none;}
}