/* ============================================================
   DIGITIZATION PROJECT — Vercel-style theme
   Pure-black canvas · hairline borders · monochrome + blue accent
   ============================================================ */
:root{
  --bg:#000000;
  --bg2:#050505;
  --card:#0a0a0a;
  --card2:#111111;
  --border:#222222;
  --border-strong:#333333;
  --text:#ededed;
  --muted:#888888;
  --accent:#0070f3;
  --accent-hover:#3291ff;
  --accent-dim:rgba(0,112,243,.12);
  --green:#17c964;
  --green-dim:rgba(23,201,100,.12);
  --amber:#f5a524;
  --amber-dim:rgba(245,165,36,.12);
  --red:#f31260;
  --red-dim:rgba(243,18,96,.12);
  --radius:8px;
  --shadow:0 0 0 1px var(--border),0 8px 30px rgba(0,0,0,.6);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:14px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
/* faint Vercel-beam glow at the top of the page */
body::before{
  content:"";position:fixed;inset:0 0 auto 0;height:420px;pointer-events:none;z-index:0;
  background:
    radial-gradient(600px 220px at 15% 0%,rgba(0,112,243,.10),transparent 70%),
    radial-gradient(700px 240px at 85% 0%,rgba(121,40,202,.08),transparent 70%);
}
#app,#topbar,#sidebar{position:relative;z-index:1}
.muted{color:var(--muted)}
a{color:var(--accent)}
::selection{background:rgba(0,112,243,.35);color:#fff}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#262626;border-radius:8px;border:2px solid #000}
::-webkit-scrollbar-track{background:transparent}

/* ---------- layout ---------- */
#app{display:flex;min-height:100vh}
#sidebar{
  width:240px;flex:0 0 240px;
  background:#000000;
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;
  z-index:40;
}
#main{flex:1;min-width:0;display:flex;flex-direction:column}
#view{padding:32px;max-width:1200px;width:100%;margin:0 auto}

/* ---------- brand ---------- */
.brand{display:flex;align-items:center;gap:12px;padding:20px 20px 16px}
.logo-mark{
  width:36px;height:36px;border-radius:8px;flex:0 0 36px;
  background:#fff;color:#000;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:19px;letter-spacing:0;
}
.brand-name{font-weight:700;font-size:13px;letter-spacing:.08em;line-height:1.35}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.04em}

/* ---------- nav ---------- */
#nav{display:flex;flex-direction:column;gap:2px;padding:4px 12px;flex:1;overflow-y:auto}
#nav a{
  display:flex;align-items:center;gap:10px;
  padding:8px 12px;border-radius:8px;
  color:var(--muted);text-decoration:none;font-weight:500;font-size:14px;
  border:1px solid transparent;
  transition:background .15s,color .15s;
}
#nav a:hover{background:#111111;color:var(--text)}
#nav a.active{background:#1a1a1a;color:#fff}
#nav a .ico{width:20px;text-align:center;font-size:15px;opacity:.85}
.sidebar-foot{padding:16px;border-top:1px solid var(--border)}

/* ---------- topbar ---------- */
#topbar{
  display:flex;align-items:center;gap:12px;
  padding:14px 32px;border-bottom:1px solid var(--border);
  background:rgba(0,0,0,.72);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  backdrop-filter:saturate(180%) blur(12px);
  position:sticky;top:0;z-index:30;
}
#topbar h1{font-size:20px;margin:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:700;letter-spacing:-.02em}
.topbar-right{display:flex;align-items:center;gap:10px}
#btn-menu{display:none}

/* ---------- cards / grids ---------- */
.card{
  background:var(--card);border:1px solid var(--border);
  border-radius:10px;padding:24px;box-shadow:none;
}
.card h3{margin:0 0 12px;font-size:15px;font-weight:600;letter-spacing:-.01em}
.card h3 .sub{display:block;font-size:13px;color:var(--muted);font-weight:400;margin-top:4px}
.grid{display:grid;gap:16px}
.kpis{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));margin-bottom:24px}
.kpi .kpi-label{font-size:12px;color:var(--muted);font-weight:500;letter-spacing:.02em}
.kpi .kpi-value{font-size:32px;font-weight:700;margin:8px 0 4px;letter-spacing:-.03em;font-variant-numeric:tabular-nums;line-height:1.1}
.kpi .kpi-hint{font-size:12.5px;color:var(--muted)}
.two-col{grid-template-columns:1fr 1fr}
.three-col{grid-template-columns:repeat(3,1fr)}
@media(max-width:900px){.two-col,.three-col{grid-template-columns:1fr}}

/* ---------- tables ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:10px;background:#000}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{padding:12px 16px;text-align:left;border-bottom:1px solid #1a1a1a;white-space:nowrap}
th{background:#000;font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:500;position:sticky;top:0}
tr:last-child td{border-bottom:none}
tbody tr{transition:background .12s}
tbody tr:hover{background:#0d0d0d}
th.sortable{cursor:pointer;user-select:none}
th.sortable:hover{color:var(--text)}
.num{text-align:right;font-variant-numeric:tabular-nums}
tr.total-row td{font-weight:700;background:#0d0d0d}

/* ---------- progress bars ---------- */
.pbar{height:8px;background:#1a1a1a;border-radius:999px;overflow:hidden;min-width:110px}
.pbar > div{height:100%;border-radius:999px;background:var(--accent);transition:width .3s}
.pbar.good > div{background:var(--green)}
.pbar.bad > div{background:var(--red)}
.pct{display:flex;align-items:center;gap:8px}

/* ---------- badges / pills ---------- */
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:500;white-space:nowrap}
.b-ok{background:var(--green-dim);color:var(--green);border:1px solid rgba(23,201,100,.35)}
.b-warn{background:var(--amber-dim);color:var(--amber);border:1px solid rgba(245,165,36,.35)}
.b-err{background:var(--red-dim);color:#ff4d7e;border:1px solid rgba(243,18,96,.35)}
.b-info{background:var(--accent-dim);color:var(--accent-hover);border:1px solid rgba(0,112,243,.35)}
.b-muted{background:#111111;color:var(--muted);border:1px solid var(--border)}

/* ---------- buttons (Vercel: primary = white on black) ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:0 16px;height:38px;border-radius:8px;border:1px solid var(--border-strong);
  background:#111111;color:var(--text);font-weight:500;font-size:14px;
  cursor:pointer;transition:border-color .15s,background .15s,transform .05s;
  white-space:nowrap;
}
.btn:hover{border-color:#555555;background:#1a1a1a}
.btn:active{transform:scale(.98)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-primary{background:#ededed;border-color:#ededed;color:#000}
.btn-primary:hover{background:#ffffff;border-color:#ffffff}
.btn-danger{background:transparent;border-color:rgba(243,18,96,.5);color:#ff4d7e}
.btn-danger:hover{background:var(--red-dim);border-color:var(--red)}
.btn-sm{height:32px;padding:0 12px;font-size:13px}
.btn-icon{padding:0 10px}
.btn-ghost{background:transparent;border-color:transparent;color:var(--muted)}
.btn-ghost:hover{background:#111111;color:var(--text);border-color:transparent}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}

/* ---------- forms ---------- */
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.field > span{font-size:12.5px;color:var(--text);font-weight:500}
input,select,textarea{
  background:#0a0a0a;border:1px solid var(--border-strong);color:var(--text);
  border-radius:8px;padding:0 12px;height:38px;font-size:14px;font-family:inherit;width:100%;
  transition:border-color .15s;
}
textarea{height:auto;padding:10px 12px}
input::placeholder,textarea::placeholder{color:#555555}
input:focus,select:focus,textarea:focus{outline:none;border-color:#666666}
input:disabled,select:disabled{opacity:.55}
input[type="date"],input[type="month"],input[type="number"]{font-variant-numeric:tabular-nums}
input[type="checkbox"]{width:16px;height:16px;accent-color:#fff}
select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}
textarea{resize:vertical;min-height:70px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
label.check{display:flex;align-items:center;gap:8px;cursor:pointer}
label.check input{width:auto}
.toolbar{display:flex;gap:12px;flex-wrap:wrap;align-items:end;margin-bottom:20px}
.toolbar .field{margin-bottom:0;min-width:150px}

/* ---------- bulk entry grid ---------- */
.bulk-row{
  display:grid;grid-template-columns:1.4fr .7fr .7fr 1.2fr 1.4fr;
  gap:10px;align-items:center;padding:12px 16px;
  border-bottom:1px solid #1a1a1a;
}
.bulk-row.head{background:#000;font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:500}
.bulk-team{font-weight:600}
.bulk-team .tgt{font-weight:400;font-size:12px;color:var(--muted);display:block}
@media(max-width:760px){
  .bulk-row{grid-template-columns:1fr 1fr;}
  .bulk-row.head{display:none}
}

/* ---------- attendance status buttons ---------- */
.stbtn{padding:0 14px;height:30px;border-radius:999px;border:1px solid var(--border-strong);background:transparent;color:var(--muted);font-size:12.5px;font-weight:500;cursor:pointer;transition:all .15s}
.stbtn.on-present{background:var(--green-dim);color:var(--green);border-color:var(--green)}
.stbtn.on-absent{background:var(--red-dim);color:#ff4d7e;border-color:var(--red)}
.stbtn.on-half{background:var(--amber-dim);color:var(--amber);border-color:var(--amber)}
.stbtn.on-leave{background:var(--accent-dim);color:var(--accent-hover);border-color:var(--accent)}
.st-group{display:flex;gap:6px;flex-wrap:wrap}

/* ---------- tabs ---------- */
.tabs{display:flex;gap:4px;margin-bottom:20px;flex-wrap:wrap;border-bottom:1px solid var(--border);padding-bottom:0}
.tab{padding:10px 4px;margin-right:20px;border:none;background:transparent;color:var(--muted);font-weight:500;cursor:pointer;font-size:14px;border-bottom:2px solid transparent;border-radius:0}
.tab:hover{color:var(--text)}
.tab.active{color:#fff;border-bottom-color:#fff}

/* ---------- alerts / empty / banners ---------- */
.alert{padding:12px 16px;border-radius:8px;margin-bottom:12px;font-size:13.5px;border:1px solid var(--border);background:#0a0a0a;color:var(--text)}
.alert.warn{background:var(--amber-dim);border-color:rgba(245,165,36,.3);color:#f7b955}
.alert.err{background:var(--red-dim);border-color:rgba(243,18,96,.3);color:#ff6b93}
.alert.info{background:var(--accent-dim);border-color:rgba(0,112,243,.3);color:#6cb6ff}
.empty{
  padding:56px 20px;text-align:center;color:var(--muted);
  border:1px dashed var(--border-strong);border-radius:10px;background:#050505;
}
.empty .big{font-size:32px;margin-bottom:12px;opacity:.7}

/* ---------- config screen ---------- */
.config-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:#000}
.config-card{background:#0a0a0a;border:1px solid var(--border);border-radius:12px;padding:32px;max-width:420px;width:100%;box-shadow:0 8px 40px rgba(0,0,0,.8)}
.config-card h2{margin:16px 0 6px;font-size:24px;letter-spacing:-.02em}
.cfg-status{font-size:13px;min-height:20px;margin:4px 0}
.cfg-status.ok{color:var(--green)}
.cfg-status.err{color:#ff4d7e}

/* ---------- loading / toast / modal ---------- */
#loading-overlay{
  position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:200;
  -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);
  display:flex;flex-direction:column;gap:16px;align-items:center;justify-content:center;
  font-weight:500;color:var(--muted);font-size:14px;
}
#loading-overlay[hidden]{display:none}
.spinner{width:32px;height:32px;border-radius:50%;border:2px solid #333;border-top-color:#fff;animation:spin 0.8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
#toasts{position:fixed;bottom:24px;right:24px;z-index:300;display:flex;flex-direction:column;gap:8px;max-width:min(380px,90vw)}
.toast{background:#111111;border:1px solid var(--border-strong);border-radius:8px;padding:12px 16px;box-shadow:0 8px 30px rgba(0,0,0,.6);font-size:13.5px;animation:slidein .2s ease;color:var(--text)}
.toast.ok{border-color:rgba(23,201,100,.5)}
.toast.err{border-color:rgba(243,18,96,.5)}
.toast.warn{border-color:rgba(245,165,36,.5)}
@keyframes slidein{from{transform:translateY(8px);opacity:0}}
#modal-root .modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:250;display:flex;align-items:center;justify-content:center;padding:16px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
.modal{background:#111111;border:1px solid var(--border-strong);border-radius:12px;padding:24px;max-width:640px;width:100%;max-height:88vh;overflow-y:auto;box-shadow:0 24px 80px rgba(0,0,0,.8)}
.modal h3{margin:0 0 16px;font-size:17px;letter-spacing:-.01em}
.modal .btn-row{justify-content:flex-end}
.dup-entry{background:#0a0a0a;border:1px solid var(--border-strong);border-radius:8px;padding:10px 12px;margin:10px 0;font-size:13px}

/* ---------- misc ---------- */
.section-title{font-size:15px;font-weight:600;margin:24px 0 12px;letter-spacing:-.01em}
.chart-box{position:relative;height:280px}
.chart-box.tall{height:340px}
canvas{max-width:100%}
.feed-item{padding:12px 0;border-bottom:1px solid #1a1a1a;font-size:13.5px}
.feed-item:last-child{border-bottom:none}
.feed-item .ts{color:var(--muted);font-size:12px}
.profile-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px;margin:12px 0}
.profile-grid .k{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.profile-grid .v{font-weight:600}
.date-nav{display:flex;align-items:center;gap:8px}
.date-nav input{width:auto}
.search-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.pager{display:flex;gap:10px;align-items:center;justify-content:flex-end;margin-top:12px;font-size:13px;color:var(--muted)}
.foot-note{color:var(--muted);font-size:12px;margin-top:14px}

/* ---------- responsive: mobile-first ---------- */
@media(max-width:860px){
  #sidebar{
    position:fixed;left:0;top:0;transform:translateX(-105%);
    transition:transform .25s ease;box-shadow:0 0 60px rgba(0,0,0,.8);
    width:min(280px,84vw);flex-basis:auto;
    padding-bottom:env(safe-area-inset-bottom);
  }
  body.nav-open #sidebar{transform:translateX(0)}
  #btn-menu{display:inline-flex}
  #view{padding:20px 14px 40px}
  #topbar{
    padding:12px 14px calc(12px + env(safe-area-inset-top));
    gap:8px;
  }
  #topbar h1{font-size:17px}
  .topbar-right{gap:6px}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .kpi .kpi-value{font-size:24px}
  .card{padding:16px}
  /* forms: full-width rows + 16px inputs (stops iOS auto-zoom) */
  input,select,textarea{font-size:16px;height:42px}
  textarea{height:auto;min-height:84px}
  .toolbar .field{flex:1 1 100%;min-width:0}
  .toolbar .field input,.toolbar .field select{width:100%}
  .date-nav{flex-wrap:wrap}
  .date-nav input{flex:1;min-width:140px}
  /* touch-sized actions */
  .btn{min-height:42px}
  .btn-sm{min-height:36px}
  .btn-row .btn{flex:1 1 auto}
  .modal .btn-row .btn{flex:1}
  /* tables: smooth sideways scroll, compact cells */
  .table-wrap{-webkit-overflow-scrolling:touch}
  th,td{padding:10px 10px;font-size:12.5px}
  /* bottom-sheet style dialogs */
  #modal-root .modal-backdrop{padding:0;align-items:flex-end}
  .modal{border-radius:16px 16px 0 0;max-height:92vh;padding:20px 16px calc(20px + env(safe-area-inset-bottom))}
  #toasts{left:14px;right:14px;bottom:calc(14px + env(safe-area-inset-bottom));max-width:none}
  .tabs{overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px}
  .tab{white-space:nowrap}
  .search-row input[type="search"]{flex:1;min-width:0}
}
@media(max-width:520px){
  .kpis{grid-template-columns:1fr 1fr}
  #topbar-date{display:none}
  #btn-install{padding:0 8px}
}
@media print{
  body::before{display:none}
  body{background:#fff;color:#000}
  #sidebar,#topbar,.toolbar,.btn-row,#toasts,#loading-overlay{display:none !important}
  #view{padding:0;max-width:none}
  .card{border-color:#ddd;box-shadow:none;break-inside:avoid}
}