/* SmartAttend — mobile-first. Teal "register ink" accent, cool green-grey neutrals. */
:root{
  --bg:#EEF2F0; --surface:#FFFFFF; --sunk:#E3E9E6; --line:#CCD6D1;
  --ink:#12201B; --muted:#5A6B64;
  --accent:#0E6655; --accent-ink:#FFFFFF; --accent-soft:#D5EBE5;
  --ok:#1B7F4B; --ok-soft:#DCF1E4; --warn:#9A6A08; --warn-soft:#F8ECCF; --bad:#B3261E; --bad-soft:#F9DEDC;
  --f-display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --f-body:"Public Sans","Segoe UI",system-ui,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,Consolas,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0E1513; --surface:#16211E; --sunk:#1D2A26; --line:#2C3B36;
  --ink:#E6EEEA; --muted:#93A59E;
  --accent:#4FC2A8; --accent-ink:#06231C; --accent-soft:#173A32;
  --ok:#5BD18F; --ok-soft:#163626; --warn:#E6B54A; --warn-soft:#3A2E12; --bad:#FF8A80; --bad-soft:#3D1D1B;
  color-scheme:dark}}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:15px/1.5 var(--f-body);min-height:100vh;padding-bottom:env(safe-area-inset-bottom,0px)}
[hidden]{display:none!important}
h1,h2,h3{font-family:var(--f-display);margin:0;line-height:1.15;text-wrap:balance}
h1{font-size:26px} h2{font-size:20px} h3{font-size:17px}
p{margin:0}
a{color:var(--accent)}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.small{font-size:13px}
.wrap{max-width:960px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:18px 48px;display:grid;gap:16px}
.stack{display:grid;gap:12px}
.row{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center}
.spacer{flex:1}

/* top bar */
.bar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;background:var(--surface);border-bottom:1px solid var(--line);padding:10px max(16px,env(safe-area-inset-right,0px)) 10px max(16px,env(safe-area-inset-left,0px));padding-top:calc(10px + env(safe-area-inset-top,0px))}
.brand{display:flex;align-items:center;gap:8px;font-family:var(--f-display);font-weight:700;font-size:18px;color:var(--ink);text-decoration:none;margin-right:auto}
.mark{width:28px;height:28px;border-radius:8px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center}
.who{font-size:13px;color:var(--muted);text-align:right;line-height:1.2}
.who b{display:block;color:var(--ink);font-weight:600}
@media (max-width:420px){.who{display:none}}

/* controls */
button{font:inherit;cursor:pointer;color:inherit}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:10px 16px;border-radius:10px;font-weight:600;text-decoration:none;min-height:44px}
.btn:hover{border-color:var(--accent)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.danger{color:var(--bad);border-color:color-mix(in srgb,var(--bad) 50%,var(--line))}
.btn.ghost{border-color:transparent;background:transparent}
.btn.small{min-height:34px;padding:6px 12px;font-size:13px}
.btn.block{width:100%}
.btn.big{min-height:58px;font-size:17px;border-radius:14px}
.btn:disabled{opacity:.45;cursor:not-allowed}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
label.f{display:grid;gap:5px;font-size:13px;font-weight:600;color:var(--muted)}
input,select{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:10px 12px;min-height:44px;width:100%}
input[type=checkbox]{width:20px;height:20px;min-height:0;accent-color:var(--accent)}
input[type=range]{padding:0;accent-color:var(--accent)}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px}
.err{color:var(--bad);font-size:13.5px;font-weight:600;min-height:1em}
.seg{display:grid;grid-template-columns:1fr 1fr;background:var(--sunk);border-radius:10px;padding:4px;gap:4px}
.seg button{border:0;background:transparent;padding:9px;border-radius:7px;font-weight:600;color:var(--muted)}
.seg button[aria-pressed=true]{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.08)}

/* surfaces */
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px;min-width:0}
.card.hero{border-color:var(--accent);background:linear-gradient(180deg,var(--accent-soft),var(--surface) 70%)}
.eyebrow{font-size:11px;letter-spacing:.09em;text-transform:uppercase;font-weight:700;color:var(--muted)}
.pill{display:inline-flex;align-items:center;gap:6px;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:700;white-space:nowrap}
.pill.ok{background:var(--ok-soft);color:var(--ok)} .pill.bad{background:var(--bad-soft);color:var(--bad)}
.pill.warn{background:var(--warn-soft);color:var(--warn)} .pill.mute{background:var(--sunk);color:var(--muted)}
.dot{width:8px;height:8px;border-radius:50%;background:currentColor;animation:pulse 1.4s infinite}
@keyframes pulse{50%{opacity:.25}}
@media (prefers-reduced-motion:reduce){.dot,.spin{animation:none!important}}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
@media (max-width:560px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.stat{border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:var(--surface)}
.stat b{display:block;font-family:var(--f-display);font-size:26px;line-height:1.1;font-variant-numeric:tabular-nums}
.stat span{font-size:12px;color:var(--muted)}

/* setup steps */
.steps{display:grid;gap:10px;counter-reset:s}
.step{display:grid;grid-template-columns:34px minmax(0,1fr);gap:12px;align-items:start}
.step .n{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-weight:700;background:var(--sunk);color:var(--muted)}
.step.done .n{background:var(--ok);color:#fff}
.step.cur .n{background:var(--accent);color:var(--accent-ink)}

/* lists & tables */
.list{display:grid;gap:10px}
.item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 12px;align-items:center}
.tbl{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding:8px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:9px 8px;border-bottom:1px solid var(--line);vertical-align:middle}
td.n{font-family:var(--f-mono);font-variant-numeric:tabular-nums;white-space:nowrap;font-size:13px}
.bar-meter{height:8px;border-radius:4px;background:var(--sunk);overflow:hidden;min-width:70px}
.bar-meter i{display:block;height:100%;background:var(--accent)}
.bar-meter i.low{background:var(--warn)}
.feed{display:grid;gap:6px;max-height:260px;overflow:auto}
.feed div{font-size:13px;padding:7px 10px;border-radius:8px;background:var(--bad-soft);border-left:3px solid var(--bad)}
.feed div.okf{background:var(--ok-soft);border-left-color:var(--ok)}
.feed time{font-family:var(--f-mono);color:var(--muted);margin-right:6px}
.tabs{display:flex;gap:4px;overflow-x:auto;border-bottom:1px solid var(--line)}
.tabs a{padding:10px 14px;font-weight:600;color:var(--muted);text-decoration:none;border-bottom:3px solid transparent;white-space:nowrap}
.tabs a[aria-current=page]{color:var(--ink);border-bottom-color:var(--accent)}
.code-big{font-family:var(--f-mono);font-size:30px;letter-spacing:.12em;font-weight:500}
.slotrow{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr) minmax(0,1fr) auto;gap:8px;align-items:end}

/* attendance flow */
.checks{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.checks li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:10px;align-items:start}
.checks .ic{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:14px;background:var(--sunk);color:var(--muted)}
.checks li.ok .ic{background:var(--ok);color:#fff}
.checks li.bad .ic{background:var(--bad);color:#fff}
.checks li.run .ic{background:var(--warn);color:#fff}
.checks small{display:block;color:var(--muted);font-size:12.5px}
.result{text-align:center;border-radius:14px;padding:18px 12px}
.result.ok{background:var(--ok-soft);color:var(--ok)}
.result.bad{background:var(--bad-soft);color:var(--bad)}
.result h2{color:inherit}
.result p{color:var(--ink);margin-top:6px}
.spin{width:18px;height:18px;border:3px solid currentColor;border-right-color:transparent;border-radius:50%;animation:rot .8s linear infinite;display:inline-block}
@keyframes rot{to{transform:rotate(360deg)}}

/* sheet + toast */
.sheet-back{position:fixed;inset:0;background:rgba(5,15,12,.45);z-index:40;display:grid;align-items:end;justify-items:center}
@media (min-width:640px){.sheet-back{align-items:center}}
.sheet{background:var(--bg);width:100%;max-width:520px;max-height:92vh;overflow:auto;border-radius:18px 18px 0 0;padding:20px max(16px,env(safe-area-inset-right,0px)) calc(20px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));display:grid;gap:14px}
@media (min-width:640px){.sheet{border-radius:18px}}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(18px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--bg);padding:11px 16px;border-radius:12px;font-weight:600;font-size:14px;z-index:60;max-width:calc(100% - 32px);box-shadow:0 8px 24px rgba(0,0,0,.25)}

/* auth */
.auth{max-width:440px;margin:4vh auto 0;width:100%}
.auth .logo{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.auth .logo .mark{width:40px;height:40px;border-radius:11px}

@media (max-width:560px){
  .hide-sm{display:none}
  .slotrow{grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto}
  .slotrow label:first-child{grid-column:1/-1}
}

/* brand logo: the mark always sits on a white tile so it reads in light and dark mode */
.logo-tile{display:inline-grid;place-items:center;background:#fff;border-radius:10px;padding:3px 5px;border:1px solid var(--line);flex:none}
.logo-tile img{display:block;height:30px;width:auto}
.logo-tile.big{border-radius:16px;padding:8px 10px}
.logo-tile.big img{height:64px}
.wordmark{font-family:var(--f-display);font-weight:700;letter-spacing:-.01em;color:var(--accent)}
.brand .wordmark{font-size:19px}
.auth .logo h1.wordmark{font-size:32px}
.auth .logo{gap:14px}

/* sign-in screen: logo centred above the name */
.auth .logo{flex-direction:column;justify-content:center;text-align:center;gap:10px;margin-bottom:2px}
.auth > p.muted:first-of-type{text-align:center}

.acts{display:flex;flex-wrap:wrap;gap:4px;justify-content:flex-end}

/* ---------- admin ---------- */
.admin-nav{margin-top:-4px}
.rate{display:grid;grid-template-columns:44px minmax(60px,1fr);gap:8px;align-items:center}
.test-item{padding:8px 0;border-top:1px solid var(--line)}
.test-item input{margin-top:3px;flex:none}
/* Business Model Canvas — classic 9-block layout */
.bmc{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));grid-auto-rows:minmax(150px,auto);gap:8px}
.bmc-cell{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px;min-width:0}
.bmc-cell h3{font-size:14px;color:var(--accent);margin-bottom:6px}
.bmc-cell ul{margin:0;padding-left:16px;font-size:13px;display:grid;gap:2px}
.bmc-live{margin-top:8px;font-size:12px;font-weight:600;color:var(--ok);background:var(--ok-soft);border-radius:8px;padding:6px 8px}
.bmc-kp{grid-column:1/3;grid-row:1/3}.bmc-ka{grid-column:3/5;grid-row:1}.bmc-kr{grid-column:3/5;grid-row:2}
.bmc-vp{grid-column:5/7;grid-row:1/3;border-color:var(--accent)}.bmc-cr{grid-column:7/9;grid-row:1}.bmc-ch{grid-column:7/9;grid-row:2}
.bmc-cs{grid-column:9/11;grid-row:1/3}.bmc-co{grid-column:1/6;grid-row:3}.bmc-rs{grid-column:6/11;grid-row:3}
@media (max-width:820px){.bmc{grid-template-columns:minmax(0,1fr)}.bmc-cell{grid-column:auto!important;grid-row:auto!important}}
/* print report */
.print-head{display:flex;gap:14px;align-items:center;border-bottom:3px solid var(--accent);padding-bottom:10px;margin-bottom:14px}
.print-head h1{font-size:22px}
.print-course{margin-bottom:22px;display:grid;gap:8px}
.print-course h2{font-size:18px;color:var(--accent)}
table.matrix td,table.matrix th{padding:4px 6px;font-size:12px;text-align:center}
table.matrix td:nth-child(2),table.matrix th:nth-child(2),table.matrix td:first-child,table.matrix th:first-child{text-align:left}
table.matrix td.abs{color:var(--bad);font-weight:700}
table.matrix td.low{color:var(--warn);font-weight:700}
@media print{
  @page{size:A4 landscape;margin:12mm}
  :root{--bg:#fff;--surface:#fff;--ink:#000;--muted:#444;--line:#bbb}
  body{background:#fff}
  .bar,.noprint,.tabs,.toast,.sheet-back,button,.btn{display:none!important}
  .wrap{max-width:none;padding:0}
  .card{break-inside:avoid;border-color:#bbb}
  .print-course{break-inside:auto}
  .tbl{overflow:visible}
  .bmc{grid-template-columns:repeat(10,minmax(0,1fr))!important}
  .bmc-cell{break-inside:avoid}
  .bmc-kp{grid-column:1/3!important;grid-row:1/3!important}.bmc-ka{grid-column:3/5!important;grid-row:1!important}.bmc-kr{grid-column:3/5!important;grid-row:2!important}
  .bmc-vp{grid-column:5/7!important;grid-row:1/3!important}.bmc-cr{grid-column:7/9!important;grid-row:1!important}.bmc-ch{grid-column:7/9!important;grid-row:2!important}
  .bmc-cs{grid-column:9/11!important;grid-row:1/3!important}.bmc-co{grid-column:1/6!important;grid-row:3!important}.bmc-rs{grid-column:6/11!important;grid-row:3!important}
}

/* timetable */
.tt-day{display:grid;grid-template-columns:86px minmax(0,1fr);gap:10px;padding:8px 0;border-top:1px solid var(--line)}
.tt-day.today .tt-dname{color:var(--accent)}
.tt-dname{font-weight:700;font-size:13px}
.tt-slot{display:grid;grid-template-columns:96px minmax(0,1fr) auto;gap:8px;align-items:center;padding:4px 0}
@media (max-width:480px){.tt-slot{grid-template-columns:minmax(0,1fr) auto}.tt-slot>.mono{grid-column:1/-1}.tt-day{grid-template-columns:minmax(0,1fr)}}
.tt-grid{display:grid;grid-template-columns:110px repeat(2,minmax(0,1fr));gap:6px}
.tt-grid .h{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:700;padding:4px}
.tt-cell{border:1px solid var(--line);border-radius:10px;padding:8px 10px;background:var(--surface);min-width:0;display:grid;gap:4px}
.tt-cell.now{border-color:var(--warn);box-shadow:0 0 0 2px var(--warn-soft)}
.tt-cell.live{border-color:var(--ok);box-shadow:0 0 0 2px var(--ok-soft)}
.tt-cell select{min-height:32px;padding:4px 8px;font-size:12.5px}
.tt-rowh{font-weight:700;padding:8px 4px}
.tt-rowh.today{color:var(--accent)}
@media (max-width:640px){.tt-grid{grid-template-columns:70px repeat(2,minmax(0,1fr))}}

.slotrow4{grid-template-columns:minmax(0,1.1fr) minmax(0,1.2fr) auto auto auto}
.slotrow4 .cust[hidden]{display:none}
@media (max-width:560px){.slotrow4{grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto}.slotrow4 label:first-child{grid-column:auto}.slotrow4 .cust{grid-column:span 1}}