/* ============================================================
   Nordent — design system
   Light-first clinical UI, full dark theme. All modules use these classes.
   ============================================================ */

:root{
  /* brand */
  --brand:#0EA5B7; --brand-600:#0B8695; --brand-700:#0a6f7c; --brand-soft:#E6F7F9;
  --accent:#4F7DFF; --accent-soft:#EAF0FF;
  --violet:#8B5CF6; --pink:#EC4899;
  /* semantic */
  --ok:#10B981; --ok-soft:#E7F8F1; --warn:#F59E0B; --warn-soft:#FEF3E2;
  --danger:#EF4444; --danger-soft:#FDECEC; --info:#0EA5B7; --info-soft:#E6F7F9;
  /* light surfaces */
  --bg:#F5F7FA; --bg-2:#EEF1F6; --surface:#FFFFFF; --surface-2:#F8FAFC; --elev:#FFFFFF;
  --text:#0F1B2A; --text-2:#5A677A; --text-3:#8B98A9;
  --border:#E7EBF1; --border-2:#DBE1EA; --ring:rgba(14,165,183,.35);
  /* metrics */
  --r:14px; --r-sm:9px; --r-lg:20px; --r-pill:999px;
  --sb:250px;
  --shadow-sm:0 1px 2px rgba(16,32,54,.06),0 1px 3px rgba(16,32,54,.05);
  --shadow:0 4px 14px rgba(16,32,54,.08),0 2px 6px rgba(16,32,54,.05);
  --shadow-lg:0 24px 60px rgba(16,32,54,.16),0 8px 20px rgba(16,32,54,.10);
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
:root[data-theme="dark"]{
  --brand:#22C3D6; --brand-600:#0EA5B7; --brand-700:#0B8695; --brand-soft:rgba(34,195,214,.14);
  --accent:#6E96FF; --accent-soft:rgba(79,125,255,.16);
  --ok:#34D399; --ok-soft:rgba(52,211,153,.15); --warn:#FBBF24; --warn-soft:rgba(251,191,36,.15);
  --danger:#F87171; --danger-soft:rgba(248,113,113,.16); --info:#22C3D6; --info-soft:rgba(34,195,214,.14);
  --bg:#0A0E14; --bg-2:#0E141C; --surface:#121A24; --surface-2:#0E141C; --elev:#18222E;
  --text:#E8EEF5; --text-2:#93A2B4; --text-3:#5F6E80;
  --border:rgba(255,255,255,.08); --border-2:rgba(255,255,255,.14); --ring:rgba(34,195,214,.4);
  --shadow-sm:0 1px 2px rgba(0,0,0,.4); --shadow:0 8px 24px rgba(0,0,0,.45); --shadow-lg:0 30px 70px rgba(0,0,0,.6);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);
  -webkit-font-smoothing:antialiased;line-height:1.5;font-size:14px}
a{color:inherit;text-decoration:none}
svg[data-lucide]{width:18px;height:18px;stroke-width:2}
::selection{background:var(--brand-soft)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--border-2);border-radius:20px;border:2px solid transparent;background-clip:content-box}
input,select,textarea,button{font-family:inherit;font-size:14px;color:inherit}

/* ---------- shell ---------- */
.shell{display:flex;min-height:100vh}
.sidebar{width:var(--sb);flex:none;background:var(--surface);border-right:1px solid var(--border);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;z-index:40}
.brand{display:flex;align-items:center;gap:11px;padding:20px 20px 16px;font-weight:800;letter-spacing:-.02em;font-size:18px}
.brand-mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--accent));
  display:grid;place-items:center;font-size:19px;box-shadow:0 6px 16px rgba(14,165,183,.35)}
.brand-name{display:flex;flex-direction:column;line-height:1.1}
.brand-name small{font-size:10.5px;font-weight:500;color:var(--text-3);letter-spacing:.02em}
.nav{flex:1;overflow-y:auto;padding:6px 12px}
.nav-group{font-size:10.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--text-3);padding:16px 10px 7px}
.nav-item{display:flex;align-items:center;gap:11px;padding:9px 11px;border-radius:10px;color:var(--text-2);
  font-weight:550;font-size:13.5px;margin-bottom:2px;transition:.13s;cursor:pointer;border:none;background:none;width:100%;text-align:left}
.nav-item svg{width:18px;height:18px;flex:none}
.nav-item:hover{background:var(--surface-2);color:var(--text)}
.nav-item.active{background:var(--brand-soft);color:var(--brand-600);font-weight:650}
:root[data-theme="dark"] .nav-item.active{color:var(--brand)}
.sidebar-foot{padding:12px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:2px}
.theme-toggle{display:flex;align-items:center;gap:11px;padding:9px 11px;border-radius:10px;color:var(--text-2);
  font-weight:550;font-size:13.5px;border:none;background:none;cursor:pointer}
.theme-toggle:hover{background:var(--surface-2);color:var(--text)}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{height:64px;flex:none;background:var(--surface);border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:14px;padding:0 22px;position:sticky;top:0;z-index:30}
.menu-btn{display:none}
.search{position:relative;flex:1;max-width:440px}
.search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--text-3)}
.search input{width:100%;height:40px;border-radius:11px;background:var(--bg);border:1px solid var(--border);
  padding:0 14px 0 38px;font-size:13.5px;transition:.15s}
.search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--ring);background:var(--surface)}
.search-results{position:absolute;top:48px;left:0;right:0;background:var(--elev);border:1px solid var(--border);
  border-radius:12px;box-shadow:var(--shadow-lg);padding:6px;display:none;z-index:50;max-height:400px;overflow:auto}
.search-results.open{display:block}
.search-results a{display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:8px;font-size:13px}
.search-results a:hover{background:var(--surface-2)}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.icon-btn{width:40px;height:40px;border-radius:11px;border:1px solid var(--border);background:var(--surface);
  display:grid;place-items:center;cursor:pointer;color:var(--text-2);position:relative;transition:.13s}
.icon-btn:hover{color:var(--text);border-color:var(--border-2)}
.icon-btn .dot{position:absolute;top:9px;right:10px;width:7px;height:7px;border-radius:50%;background:var(--danger);border:2px solid var(--surface)}
.user-chip{display:flex;align-items:center;gap:9px;padding:5px 8px 5px 5px;border-radius:12px;cursor:pointer;position:relative;transition:.13s}
.user-chip:hover{background:var(--surface-2)}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--c,var(--brand));color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:13px;flex:none}
.user-meta{display:flex;flex-direction:column;line-height:1.2}
.user-meta b{font-size:13px;font-weight:650}.user-meta small{font-size:11px;color:var(--text-3)}
.user-menu{position:absolute;top:52px;right:0;background:var(--elev);border:1px solid var(--border);border-radius:12px;
  box-shadow:var(--shadow-lg);padding:6px;min-width:170px;display:none;z-index:50}
.user-chip.open .user-menu{display:block}
.user-menu a{display:block;padding:9px 12px;border-radius:8px;font-size:13px}
.user-menu a:hover{background:var(--surface-2)}

.content{padding:26px 28px 60px;max-width:1500px;width:100%;margin:0 auto}

/* ---------- page header ---------- */
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.page-head h1{font-size:24px;font-weight:800;letter-spacing:-.025em}
.page-head .sub{font-size:13.5px;color:var(--text-2);margin-top:3px}
.page-head .crumb{font-size:12px;color:var(--text-3);margin-bottom:6px;display:flex;gap:6px;align-items:center}
.page-head .crumb a:hover{color:var(--brand-600)}
.head-actions{display:flex;gap:9px;flex-wrap:wrap}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 16px;border-radius:11px;font-weight:600;
  font-size:13.5px;border:1px solid var(--border-2);background:var(--surface);color:var(--text);cursor:pointer;
  transition:.13s;white-space:nowrap;text-decoration:none}
.btn:hover{border-color:var(--text-3);box-shadow:var(--shadow-sm)}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 4px 14px rgba(14,165,183,.32)}
.btn-primary:hover{background:var(--brand-600);border-color:var(--brand-600)}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-ghost{background:transparent;border-color:transparent}
.btn-ghost:hover{background:var(--surface-2);box-shadow:none}
.btn-danger{color:var(--danger);border-color:var(--danger-soft);background:var(--danger-soft)}
.btn-sm{height:32px;padding:0 11px;font-size:12.5px;border-radius:9px}
.btn-lg{height:48px;padding:0 22px;font-size:15px;border-radius:13px}
.btn-block{width:100%;justify-content:center}

/* ---------- cards ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow-sm)}
.card-pad{padding:20px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;border-bottom:1px solid var(--border)}
.card-head h3{font-size:14.5px;font-weight:700;display:flex;align-items:center;gap:9px}
.card-head h3 svg{width:17px;height:17px;color:var(--brand)}
.card-head .link{font-size:12.5px;color:var(--brand-600);font-weight:600}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.col-main{display:grid;grid-template-columns:1fr 340px;gap:18px;align-items:start}

/* ---------- stat tiles ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:18px 20px;box-shadow:var(--shadow-sm)}
.stat .top{display:flex;align-items:center;justify-content:space-between}
.stat .ico{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-600)}
.stat .ico svg{width:19px;height:19px}
.stat .ico.a{background:var(--accent-soft);color:var(--accent)}.stat .ico.g{background:var(--ok-soft);color:var(--ok)}
.stat .ico.w{background:var(--warn-soft);color:var(--warn)}.stat .ico.d{background:var(--danger-soft);color:var(--danger)}
.stat .val{font-size:29px;font-weight:800;letter-spacing:-.03em;margin-top:14px}
.stat .lbl{font-size:12.5px;color:var(--text-2);margin-top:2px}
.stat .delta{font-size:11.5px;font-weight:700;padding:2px 8px;border-radius:var(--r-pill);display:inline-flex;align-items:center;gap:3px}
.delta.up{color:var(--ok);background:var(--ok-soft)}.delta.down{color:var(--danger);background:var(--danger-soft)}

/* ---------- badges / pills ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:650;padding:3px 10px;border-radius:var(--r-pill);line-height:1.5}
.badge::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor}
.badge.ok{color:var(--ok);background:var(--ok-soft)}.badge.info{color:var(--brand-600);background:var(--info-soft)}
.badge.warn{color:#B7791F;background:var(--warn-soft)}.badge.danger{color:var(--danger);background:var(--danger-soft)}
.badge.muted{color:var(--text-3);background:var(--bg-2)}
.tag{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:600;padding:3px 9px;border-radius:8px;background:var(--bg-2);color:var(--text-2)}
.mono{font-family:var(--mono);font-size:.92em}

/* ---------- tables ---------- */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{text-align:left;padding:11px 16px;font-size:11px;letter-spacing:.04em;text-transform:uppercase;
  color:var(--text-3);font-weight:700;border-bottom:1px solid var(--border);white-space:nowrap}
.tbl td{padding:13px 16px;border-bottom:1px solid var(--border);color:var(--text)}
.tbl tbody tr{transition:.1s}.tbl tbody tr:hover{background:var(--surface-2)}
.tbl tbody tr:last-child td{border-bottom:none}
.tbl .row-link{cursor:pointer}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums;font-family:var(--mono)}
.tbl .name{font-weight:600}
.mini-av{width:30px;height:30px;border-radius:8px;background:var(--c,var(--brand-soft));color:#fff;display:inline-grid;place-items:center;font-size:11px;font-weight:700;vertical-align:middle}

/* ---------- forms ---------- */
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--text-2);margin-bottom:6px}
.input,.select,textarea.input{width:100%;height:42px;border-radius:11px;border:1px solid var(--border-2);background:var(--surface);
  padding:0 13px;font-size:14px;transition:.13s;color:var(--text)}
textarea.input{height:auto;padding:11px 13px;min-height:90px;resize:vertical}
.input:focus,.select:focus,textarea.input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--ring)}
.field .hint{font-size:11.5px;color:var(--text-3);margin-top:5px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.check{display:flex;align-items:center;gap:9px;font-size:13.5px;cursor:pointer}
.check input{width:18px;height:18px;accent-color:var(--brand)}
.seg{display:inline-flex;background:var(--bg-2);border-radius:11px;padding:4px;gap:3px}
.seg button,.seg a{padding:7px 14px;border-radius:8px;font-size:13px;font-weight:600;border:none;background:none;color:var(--text-2);cursor:pointer}
.seg .on{background:var(--surface);color:var(--text);box-shadow:var(--shadow-sm)}

/* ---------- tabs ---------- */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:20px}
.tabs a,.tabs button{padding:11px 15px;font-size:13.5px;font-weight:600;color:var(--text-2);border:none;background:none;cursor:pointer;
  border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs .on{color:var(--brand-600);border-bottom-color:var(--brand)}

/* ---------- flashes ---------- */
.flashes{display:flex;flex-direction:column;gap:10px;margin-bottom:20px}
.flash{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:12px;font-size:13.5px;font-weight:550;border:1px solid}
.flash svg{width:18px;height:18px;flex:none}
.flash-success{background:var(--ok-soft);color:#0a7a55;border-color:transparent}
.flash-error{background:var(--danger-soft);color:var(--danger);border-color:transparent}
.flash-warn{background:var(--warn-soft);color:#B7791F;border-color:transparent}
.flash-info{background:var(--info-soft);color:var(--brand-600);border-color:transparent}

/* ---------- empty / misc ---------- */
.empty{text-align:center;padding:56px 24px}
.empty-ico{width:62px;height:62px;border-radius:18px;background:var(--brand-soft);display:grid;place-items:center;margin:0 auto 16px;font-size:28px}
.empty h1,.empty h3{font-size:18px;font-weight:700}.empty p{color:var(--text-2);margin:8px auto 18px;max-width:380px;font-size:13.5px}
.list{display:flex;flex-direction:column}
.list-row{display:flex;align-items:center;gap:12px;padding:13px 4px;border-bottom:1px solid var(--border)}
.list-row:last-child{border:none}
.list-row .lr-main{flex:1;min-width:0}
.list-row .lr-main b{font-size:13.5px;font-weight:600}.list-row .lr-main small{display:block;font-size:12px;color:var(--text-3)}
.divider{height:1px;background:var(--border);margin:18px 0}
.kv{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--border);font-size:13.5px}
.kv:last-child{border:none}.kv .k{color:var(--text-2)}.kv .v{font-weight:600}

/* ---------- modal ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(9,14,22,.55);backdrop-filter:blur(4px);z-index:100;display:none;padding:30px;overflow:auto}
.modal-bg.open{display:flex;align-items:flex-start;justify-content:center}
.modal{background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--shadow-lg);width:100%;max-width:560px;margin:auto;overflow:hidden;border:1px solid var(--border)}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--border)}
.modal-head h3{font-size:16px;font-weight:700}
.modal-body{padding:22px}
.modal-foot{padding:16px 22px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px;background:var(--surface-2)}

/* ---------- login / public ---------- */
body.public{background:linear-gradient(160deg,var(--bg),var(--bg-2))}
.pub-topbar{display:flex;align-items:center;justify-content:space-between;padding:18px 30px;max-width:1100px;margin:0 auto}
.pub-topbar .theme-toggle{width:auto}
.pub-main{max-width:1100px;margin:0 auto;padding:20px 30px 60px}
.pub-foot{text-align:center;color:var(--text-3);font-size:12.5px;padding:30px}
.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.auth-hero{background:linear-gradient(150deg,var(--brand),#0b6d8c 60%,var(--accent));color:#fff;padding:56px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.auth-hero .big{font-size:38px;font-weight:800;letter-spacing:-.03em;line-height:1.1;max-width:440px;margin-top:auto}
.auth-hero .lead{font-size:15px;opacity:.9;margin-top:16px;max-width:400px}
.auth-hero .feats{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.auth-hero .feats span{background:rgba(255,255,255,.16);padding:7px 13px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600}
.auth-form{display:flex;align-items:center;justify-content:center;padding:40px}
.auth-card{width:100%;max-width:380px}
.auth-card h1{font-size:24px;font-weight:800;letter-spacing:-.02em}
.auth-card .muted{color:var(--text-2);font-size:13.5px;margin:6px 0 26px}
.demo-note{background:var(--brand-soft);border-radius:12px;padding:12px 15px;font-size:12.5px;color:var(--brand-700);margin-top:18px}

/* ---------- utilities ---------- */
.flex{display:flex}.between{justify-content:space-between}.center{align-items:center}.gap{gap:12px}.wrap{flex-wrap:wrap}
.muted{color:var(--text-2)}.small{font-size:12px}.right{text-align:right}.mt{margin-top:16px}.mb{margin-bottom:16px}
.grow{flex:1}.nowrap{white-space:nowrap}.tabnum{font-variant-numeric:tabular-nums}
.hide{display:none}

@media(max-width:1100px){.col-main{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr}}
@media(max-width:860px){
  .sidebar{position:fixed;left:0;top:0;transform:translateX(-100%);transition:.22s;box-shadow:var(--shadow-lg)}
  body.nav-open .sidebar{transform:none}
  .menu-btn{display:grid}.user-meta{display:none}.auth-wrap{grid-template-columns:1fr}.auth-hero{display:none}
  .form-row,.form-row-3{grid-template-columns:1fr}.content{padding:18px 16px 50px}
}