/* ================= HR System — Modern SaaS Theme =================
   Palette: white + navy (#0F172A) + red (#DC2626) + black
=================================================================*/
:root{
  --navy:#0F172A;
  --navy-2:#1E3A5F;
  --navy-soft:#F2F5FA;
  --red:#DC2626;
  --red-soft:#FEF2F2;
  --black:#0B0F1A;
  --text:#0B0F1A;
  --muted:#6B7280;
  --line:#E5E7EB;
  --line-soft:#F1F5F9;
  --bg:#F7F8FB;
  --card:#FFFFFF;
  --good:#10B981;
  --warn:#F59E0B;
  --info:#0EA5E9;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow:0 6px 24px -8px rgba(15,23,42,.12), 0 2px 4px rgba(15,23,42,.04);
  --shadow-lg:0 24px 64px -24px rgba(15,23,42,.24);
  --r-sm:10px; --r:14px; --r-lg:18px; --r-xl:26px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  font-family:'Inter','Noto Sans Thai',system-ui,-apple-system,sans-serif;
  font-size:15px; color:var(--text); background:var(--bg);
  line-height:1.5; min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--navy);text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}
h1{font-size:22px}h2{font-size:18px}h3{font-size:16px}
small{font-size:12px;color:var(--muted)}
.muted{color:var(--muted)}
.right{text-align:right}.center{text-align:center}
.row{display:flex;align-items:center;gap:12px}
.row.between{justify-content:space-between}
.row.wrap{flex-wrap:wrap}
.col{display:flex;flex-direction:column;gap:12px}
.spacer{flex:1}
.hr{height:1px;background:var(--line);margin:14px 0}

/* ============== TOPBAR ============== */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:10px;
  padding:10px 16px;min-height:60px;
}
.topbar.admin{background:var(--navy);color:#fff;border-bottom:0}
.topbar.admin .brand strong,.topbar.admin .brand small{color:#fff}
.topbar.admin .icon-btn{color:#fff}
.topbar .brand{display:flex;align-items:center;gap:10px;flex:1;min-width:0}
.topbar .brand-text{display:flex;flex-direction:column;line-height:1.1;min-width:0}
.topbar .brand-text strong{font-size:14px;font-weight:700;color:var(--navy);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar .brand-text small{font-size:11px;color:var(--muted)}
.logo{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:13px;letter-spacing:-.02em;
  box-shadow:var(--shadow-sm);
}
.topbar-actions{display:flex;align-items:center;gap:8px}
.icon-btn{
  position:relative;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:var(--navy);
  background:transparent;transition:background .15s ease;
}
.icon-btn:hover{background:var(--navy-soft)}
.icon-btn .dot{
  position:absolute;top:4px;right:4px;min-width:16px;height:16px;padding:0 4px;border-radius:8px;
  background:var(--red);color:#fff;font-size:10px;font-weight:700;font-style:normal;display:grid;place-items:center;
}
.avatar{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:700;font-size:13px;
}
.avatar.lg{width:48px;height:48px;font-size:18px;border-radius:14px}

/* ============== BOTTOM NAV (mobile) ============== */
.bottomnav{
  position:fixed;left:0;right:0;bottom:0;z-index:50;
  background:rgba(255,255,255,.95);backdrop-filter:saturate(180%) blur(14px);
  border-top:1px solid var(--line);
  display:grid;grid-template-columns:repeat(5,1fr);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom));
}
.bottomnav a{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:6px 4px;border-radius:10px;color:var(--muted);font-size:11px;font-weight:600;
}
.bottomnav a.active{color:var(--navy)}
.bottomnav a.active svg{filter:drop-shadow(0 4px 6px rgba(15,23,42,.18))}

/* ============== LAYOUT ============== */
.page{max-width:760px;margin:0 auto;padding:16px 16px 96px}
.page.wide{max-width:1240px}
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:12px}
.page-head h1{font-size:24px;letter-spacing:-.02em}
.page-head .sub{color:var(--muted);font-size:13px;margin-top:2px}

/* ============== CARDS ============== */
.card{
  background:var(--card);border-radius:var(--r-lg);border:1px solid var(--line);
  padding:18px;box-shadow:var(--shadow-sm);
}
.card.dark{background:var(--navy);color:#fff;border-color:transparent}
.card.dark .muted{color:rgba(255,255,255,.7)}
.card.tight{padding:14px}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.card-head h2{font-size:16px}

/* hero / day banner */
.hero{
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 60%,#1e2235 100%);
  color:#fff;border-radius:var(--r-xl);padding:22px;position:relative;overflow:hidden;
  box-shadow:var(--shadow-lg);
}
.hero::before{
  content:"";position:absolute;right:-40px;top:-40px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(220,38,38,.35),transparent 70%);
}
.hero h1{font-size:22px;letter-spacing:-.02em}
.hero .greet{font-size:13px;opacity:.8;margin-bottom:6px}
.hero .clock{font-size:44px;font-weight:800;letter-spacing:-.04em;line-height:1;margin-top:8px}
.hero .date{opacity:.75;margin-top:6px;font-size:13px}

/* stat grid */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:14px}
.stat{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:12px}
.stat .lbl{font-size:11px;opacity:.7;text-transform:uppercase;letter-spacing:.05em}
.stat .val{font-size:20px;font-weight:700;margin-top:4px}
.stat.alt{background:#fff;border:1px solid var(--line);color:var(--navy)}
.stat.alt .lbl{color:var(--muted)}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 18px;border-radius:12px;font-weight:600;font-size:14px;
  background:var(--navy);color:#fff;border:1px solid var(--navy);transition:transform .06s ease,filter .15s ease;
}
.btn:hover{filter:brightness(1.1)}
.btn:active{transform:translateY(1px)}
.btn.block{width:100%}
.btn.lg{padding:16px 22px;font-size:16px;border-radius:14px}
.btn.ghost{background:#fff;color:var(--navy);border:1px solid var(--line)}
.btn.red{background:var(--red);border-color:var(--red)}
.btn.outline{background:transparent;color:var(--navy);border:1px solid var(--navy)}
.btn.danger{background:#fff;color:var(--red);border:1px solid var(--red)}
.btn.disabled,.btn:disabled{opacity:.5;pointer-events:none}
.btn-pill{
  display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:99px;font-size:13px;font-weight:600;
  background:#fff;color:var(--navy);border:1px solid var(--line);
}
.btn-pill.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.3)}
.btn-pill.active{background:var(--navy);color:#fff;border-color:var(--navy)}

/* form */
label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:6px}
.input,select.input,textarea.input{
  width:100%;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:12px 14px;font-size:15px;font-family:inherit;color:var(--text);
  transition:border-color .15s,box-shadow .15s;
}
.input:focus,select.input:focus,textarea.input:focus{
  outline:none;border-color:var(--navy);box-shadow:0 0 0 4px rgba(15,23,42,.08)
}
textarea.input{min-height:90px;resize:vertical}
.field{margin-bottom:14px}
.field .hint{font-size:12px;color:var(--muted);margin-top:6px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* badge */
.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:99px;font-size:11px;font-weight:600;letter-spacing:.02em}

/* table */
.table{
  width:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
}
.table table{width:100%;border-collapse:collapse}
.table th,.table td{padding:12px 14px;text-align:left;font-size:13px;border-bottom:1px solid var(--line-soft)}
.table th{background:var(--navy-soft);color:var(--navy);font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.05em}
.table tr:last-child td{border-bottom:0}
.table tr:hover td{background:var(--navy-soft)}
.table.compact th,.table.compact td{padding:8px 10px}

/* list item */
.list{background:#fff;border-radius:var(--r-lg);border:1px solid var(--line);overflow:hidden}
.list-item{
  display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line-soft);
}
.list-item:last-child{border-bottom:0}
.list-item .avatar{flex-shrink:0}
.list-item .body{flex:1;min-width:0}
.list-item .body strong{font-size:14px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.list-item .body small{color:var(--muted);font-size:12px}
.list-item .meta{text-align:right;flex-shrink:0}

/* pin pad */
.pinpad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;max-width:280px;margin:18px auto}
.pinpad button{
  height:64px;border-radius:16px;background:#fff;border:1px solid var(--line);
  font-size:24px;font-weight:600;color:var(--navy);box-shadow:var(--shadow-sm);
}
.pinpad button:hover{background:var(--navy-soft)}
.pinpad button.fn{background:transparent;border:0;font-size:14px;color:var(--muted);box-shadow:none}
.pin-dots{display:flex;justify-content:center;gap:14px;margin:18px 0}
.pin-dots span{width:14px;height:14px;border-radius:50%;background:var(--line)}
.pin-dots span.filled{background:var(--navy)}

/* face scan */
.face-stage{
  position:relative;width:100%;max-width:360px;aspect-ratio:1;margin:0 auto;
  border-radius:22px;overflow:hidden;background:#000;box-shadow:var(--shadow-lg);
}
.face-stage video{width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}
.face-stage canvas{position:absolute;inset:0;width:100%;height:100%}
.face-ring{
  position:absolute;inset:14px;border:3px dashed rgba(255,255,255,.6);border-radius:50%;
  pointer-events:none;animation:pulse 2s ease-in-out infinite;
}
.face-ring.success{border-color:#10B981;border-style:solid}
.face-ring.fail{border-color:var(--red);border-style:solid}
@keyframes pulse{50%{transform:scale(.97);opacity:.7}}
.face-status{
  position:absolute;left:50%;bottom:14px;transform:translateX(-50%);
  background:rgba(0,0,0,.6);color:#fff;padding:6px 14px;border-radius:99px;font-size:12px;
}

/* flash messages */
.flash{padding:12px 14px;border-radius:12px;margin-bottom:12px;font-size:14px;font-weight:500}
.flash-success{background:#ECFDF5;color:#065F46;border:1px solid #A7F3D0}
.flash-error{background:#FEF2F2;color:#991B1B;border:1px solid #FCA5A5}
.flash-info{background:#EFF6FF;color:#1E3A8A;border:1px solid #BFDBFE}
.flash-warn{background:#FFFBEB;color:#92400E;border:1px solid #FDE68A}

/* tabs */
.tabs{display:flex;gap:8px;margin-bottom:14px;overflow-x:auto;padding-bottom:4px}
.tabs a{padding:8px 14px;border-radius:99px;background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--muted);white-space:nowrap}
.tabs a.active{background:var(--navy);color:#fff;border-color:var(--navy)}

/* segmented */
.segmented{display:inline-flex;background:var(--navy-soft);padding:4px;border-radius:99px;gap:4px}
.segmented a,.segmented button{
  padding:7px 14px;border-radius:99px;font-size:13px;font-weight:600;color:var(--muted);
}
.segmented .active{background:#fff;color:var(--navy);box-shadow:var(--shadow-sm)}

/* drawer (admin) */
.drawer{
  position:fixed;left:0;top:0;bottom:0;width:280px;background:#fff;border-right:1px solid var(--line);
  z-index:60;transform:translateX(-100%);transition:transform .25s ease;
  display:flex;flex-direction:column;padding:16px;
}
.drawer-head{display:flex;align-items:center;gap:12px;padding:8px 6px 16px;border-bottom:1px solid var(--line)}
.drawer-head strong{display:block;font-size:14px}.drawer-head small{display:block;color:var(--muted);font-size:12px}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-top:14px}
.drawer-nav a{padding:11px 14px;border-radius:10px;color:var(--text);font-size:14px;font-weight:500}
.drawer-nav a:hover{background:var(--navy-soft)}
.drawer-nav a.active{background:var(--navy);color:#fff}
.drawer-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.4);z-index:55;opacity:0;pointer-events:none;transition:opacity .25s}
body.drawer-open .drawer{transform:none}
body.drawer-open .drawer-backdrop{opacity:1;pointer-events:auto}
.menu-toggle{margin-right:4px}

/* timeline */
.timeline{position:relative;padding-left:24px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:var(--line)}
.timeline-item{position:relative;padding:6px 0 18px}
.timeline-item::before{content:"";position:absolute;left:-22px;top:10px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--navy)}
.timeline-item.red::before{border-color:var(--red)}
.timeline-item.green::before{border-color:var(--good)}
.timeline-item.warn::before{border-color:var(--warn)}

/* progress */
.progress{background:var(--line-soft);height:8px;border-radius:99px;overflow:hidden}
.progress > i{display:block;height:100%;background:linear-gradient(90deg,var(--navy),var(--navy-2));border-radius:99px}
.progress.red > i{background:linear-gradient(90deg,#DC2626,#EF4444)}
.progress.green > i{background:linear-gradient(90deg,#10B981,#34D399)}

/* modal */
.modal-bg{position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:70;display:none;align-items:center;justify-content:center;padding:16px}
.modal-bg.open{display:flex;animation:fadeIn .2s}
.modal{background:#fff;border-radius:var(--r-xl);padding:22px;max-width:480px;width:100%;box-shadow:var(--shadow-lg);max-height:90vh;overflow-y:auto}
.modal h2{margin-bottom:6px}
.modal .modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:14px}
@keyframes fadeIn{from{opacity:0;transform:scale(.96)}to{opacity:1;transform:none}}

/* login screen */
.login-bg{
  min-height:100vh;background:
    radial-gradient(circle at 20% 20%,rgba(220,38,38,.08),transparent 60%),
    radial-gradient(circle at 80% 80%,rgba(30,58,95,.12),transparent 60%),
    var(--bg);
  display:flex;align-items:center;justify-content:center;padding:24px;
}
.login-card{
  background:#fff;border-radius:24px;padding:28px;width:100%;max-width:380px;box-shadow:var(--shadow-lg);
  border:1px solid var(--line);
}
.login-card .logo{width:60px;height:60px;border-radius:18px;font-size:22px;margin:0 auto 14px}
.login-card h1{text-align:center;font-size:22px}
.login-card .sub{text-align:center;color:var(--muted);font-size:13px;margin-bottom:18px}

/* search */
.search{position:relative}
.search input{padding-left:40px}
.search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted)}

/* chips */
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:99px;background:var(--navy-soft);font-size:12px;font-weight:600;color:var(--navy)}
.chip.red{background:var(--red-soft);color:var(--red)}

/* responsive */
@media (min-width:980px){
  .page.wide{padding:24px 28px;max-width:none}
  .menu-toggle{display:none}
  body.has-drawer{display:grid;grid-template-columns:280px 1fr;grid-template-rows:auto 1fr;min-height:100vh}
  body.has-drawer .drawer{position:sticky;top:0;height:100vh;transform:none;grid-column:1;grid-row:1/3;border-right:1px solid var(--line)}
  body.has-drawer .topbar{grid-column:2;grid-row:1}
  body.has-drawer .page{grid-column:2;grid-row:2}
  body.has-drawer .drawer-backdrop{display:none}
  .field-row{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .hero .clock{font-size:36px}
}

/* utilities */
.mt-0{margin-top:0!important}.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}
.mb-8{margin-bottom:8px}.mb-12{margin-bottom:12px}.mb-16{margin-bottom:16px}
.gap-6{gap:6px}.gap-12{gap:12px}.gap-16{gap:16px}
.text-red{color:var(--red)}.text-good{color:var(--good)}.text-navy{color:var(--navy)}
.bold{font-weight:700}.semibold{font-weight:600}
.f-12{font-size:12px}.f-13{font-size:13px}.f-14{font-size:14px}.f-16{font-size:16px}.f-18{font-size:18px}.f-22{font-size:22px}.f-28{font-size:28px;font-weight:800;letter-spacing:-.02em}
.nowrap{white-space:nowrap}