/* =====================================================================
   QC-STOK :: app.css
   CSS tulen, tiada Tailwind, tiada build step, tiada permintaan luar.
   Palet: stone + orange (sama seperti prototaip React).
   ===================================================================== */

:root{
  --bg:#f4f1ea;
  --paper:#ffffff;
  --ink:#1c1917;      --ink-2:#292524;   --ink-3:#44403c;
  --mut:#78716c;      --mut-2:#a8a29e;   --line:#e7e5e4;
  --orange:#f97316;   --orange-d:#ea580c; --amber:#fbbf24;
  --red:#dc2626;      --red-bg:#fef2f2;  --red-line:#fecaca;
  --green:#059669;    --green-bg:#ecfdf5;--green-line:#a7f3d0;
  --blue:#0284c7;     --blue-bg:#f0f9ff; --blue-line:#bae6fd;
  --amber-bg:#fffbeb; --amber-line:#fde68a; --amber-ink:#b45309;
  --r-sm:.75rem; --r-md:1rem; --r-lg:1.5rem; --r-xl:2rem;
  --sh-sm:0 1px 2px rgba(28,25,23,.06);
  --sh-md:0 4px 16px rgba(28,25,23,.07);
  --sh-lg:0 20px 50px rgba(28,25,23,.09);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; min-height:100vh; background:var(--bg); color:var(--ink);
  font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:15px; line-height:1.5; -webkit-font-smoothing:antialiased;
}
::selection{background:#fed7aa;color:#7c2d12}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.2;letter-spacing:-.02em}
table{border-collapse:collapse;width:100%}
button{font:inherit}

/* ---- latar belakang berkilau ---- */
.ambient{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.glow{position:absolute;width:45%;height:45%;border-radius:50%;filter:blur(120px)}
.glow-a{top:-10%;left:-10%;background:rgba(253,186,116,.40)}
.glow-b{bottom:-10%;right:-10%;background:rgba(214,211,209,.45)}

/* =====================================================================
   Rangka & sidebar
   ===================================================================== */
.shell{position:relative;z-index:1;display:flex;min-height:100vh}

.nav-toggle{position:absolute;opacity:0;pointer-events:none}
.nav-scrim{display:none}

.sidebar{
  position:fixed;inset-block:0;left:0;z-index:50;width:17rem;
  display:flex;flex-direction:column;
  background:#0c0a09;color:#d6d3d1;border-right:1px solid #292524;
  transform:translateX(-100%);transition:transform .35s ease;
}
.nav-toggle:checked ~ .shell .sidebar{transform:translateX(0)}
.nav-toggle:checked ~ .nav-scrim{
  display:block;position:fixed;inset:0;z-index:40;
  background:rgba(12,10,9,.6);backdrop-filter:blur(4px);
}

.sidebar-head{
  display:flex;align-items:center;justify-content:space-between;gap:.5rem;
  height:5rem;padding:0 1.5rem;border-bottom:1px solid #292524;flex:none;
}
.brand{display:flex;align-items:center;gap:.5rem;font-weight:900;font-size:1.4rem;
  letter-spacing:-.05em;color:#fff}
.brand em{font-style:normal;background:linear-gradient(90deg,#fb923c,var(--amber));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.brand--sm{font-size:1.15rem}

.sidebar-nav{flex:1 1 auto;overflow-y:auto;padding:1.25rem .75rem}
.nav-kicker{margin:0 0 .9rem;padding:0 1rem;font-size:10px;font-weight:800;
  letter-spacing:.14em;text-transform:uppercase;color:#78716c}
.sidebar-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.35rem}
.nav-link{
  display:flex;align-items:center;gap:.75rem;padding:.8rem 1rem;
  border-radius:var(--r-md);font-size:.875rem;font-weight:600;
  color:#d6d3d1;transition:background .2s,color .2s,transform .2s;
}
.nav-link:hover{background:#1c1917;color:#fff}
.nav-link.is-active{
  background:linear-gradient(90deg,var(--orange),var(--amber));
  color:#0c0a09;font-weight:800;box-shadow:0 8px 20px rgba(249,115,22,.28);
}
.nav-icon{display:flex;flex:none}
.nav-label{flex:1 1 auto;min-width:0}
.nav-badge{
  flex:none;min-width:1.4rem;padding:.15rem .45rem;border-radius:999px;
  background:var(--orange);color:#0c0a09;font-size:10px;font-weight:900;text-align:center;
}
.nav-link.is-active .nav-badge{background:#0c0a09;color:var(--amber)}

.sidebar-foot{flex:none;padding:1rem;border-top:1px solid #292524;background:#0c0a09}
.who{padding:.75rem 1rem;border-radius:var(--r-md);background:#1c1917;border:1px solid #292524}
.who-name{font-weight:800;color:#fafaf9;font-size:.875rem}
.who-role{font-size:11px;color:#a8a29e;margin-top:.1rem}
.who-actions{display:flex;flex-direction:column;gap:.15rem;margin-top:.5rem}
.who-link{display:flex;align-items:center;gap:.4rem;padding:.5rem 1rem;border-radius:var(--r-sm);
  font-size:12px;font-weight:700;color:#a8a29e}
.who-link:hover{background:#1c1917;color:#fff}
.who-link--out:hover{color:#fca5a5}

.main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}

.topbar{
  position:sticky;top:0;z-index:30;display:flex;align-items:center;
  justify-content:space-between;gap:1rem;padding:.75rem 1rem;
  background:rgba(12,10,9,.94);border-bottom:1px solid #292524;
}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;
  padding:.5rem;border-radius:var(--r-sm);color:#d6d3d1;cursor:pointer;background:none;border:0}
.icon-btn:hover{color:#fff;background:#1c1917}
.sidebar-close{color:#a8a29e}

.content{flex:1 1 auto;padding:1rem}
.container{max-width:80rem;margin:0 auto;display:flex;flex-direction:column;gap:1.5rem}
.pagefoot{padding:1.5rem 1rem 2.5rem;text-align:center;font-size:12px;color:var(--mut-2)}

@media (min-width:768px){
  .sidebar{position:sticky;top:0;bottom:auto;height:100vh;transform:none;flex:none}
  .sidebar-close,.topbar{display:none}
  .nav-toggle:checked ~ .nav-scrim{display:none}
  .content{padding:2rem}
}

/* =====================================================================
   Kad, tajuk, jadual
   ===================================================================== */
.card{
  background:rgba(255,255,255,.72);backdrop-filter:blur(14px);
  border:1px solid rgba(231,229,228,.9);border-radius:var(--r-xl);
  box-shadow:var(--sh-md);overflow:hidden;
}
.card-head{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:1rem;padding:1.25rem 1.5rem;border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.5);
}
.card-head h3{font-size:1.05rem;font-weight:800;color:var(--ink-2)}
.card-body{padding:1.25rem 1.5rem}
.card-foot{padding:1.25rem 1.5rem;border-top:1px solid var(--line);background:#fafaf9}

.pagehead{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;
  padding:1rem 1.25rem;background:rgba(255,255,255,.5);backdrop-filter:blur(14px);
  border:1px solid rgba(231,229,228,.8);border-radius:var(--r-lg);box-shadow:var(--sh-sm);
}
.pagehead h2{font-size:1.4rem;font-weight:900;color:var(--ink-2)}
.pagehead h2 span{color:var(--orange)}
.pagehead .sub{font-size:12px;color:var(--mut);font-weight:500;margin-top:.15rem}
.head-tools{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center}

.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.tbl{min-width:44rem}
table.tbl thead th{
  padding:.9rem 1rem;text-align:left;font-size:10px;font-weight:800;
  letter-spacing:.12em;text-transform:uppercase;color:var(--mut-2);
  border-bottom:1px solid var(--line);white-space:nowrap;background:rgba(255,255,255,.85);
}
table.tbl tbody td{padding:.9rem 1rem;border-bottom:1px solid #f5f5f4;vertical-align:middle}
table.tbl tbody tr:last-child td{border-bottom:0}
table.tbl tbody tr:hover{background:rgba(255,255,255,.85)}
table.tbl tr.is-low{background:rgba(254,242,242,.55)}
table.tbl tr.is-low:hover{background:rgba(254,226,226,.6)}
.t-c{text-align:center}
.t-r{text-align:right}
.t-nowrap{white-space:nowrap}

.it-name{font-weight:800;color:var(--ink-2);font-size:.95rem}
.it-meta{font-size:11.5px;color:var(--mut);margin-top:.1rem}
.it-code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;
  color:var(--mut-2);letter-spacing:.02em}
.it-sup{display:inline-flex;align-items:center;gap:.25rem;margin-top:.3rem;
  font-size:11.5px;font-weight:700;color:var(--orange-d)}

/* ---- statistik ---- */
.stats{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(13rem,1fr))}
.stat{
  position:relative;overflow:hidden;padding:1.4rem 1.5rem;border-radius:var(--r-xl);
  background:rgba(255,255,255,.7);backdrop-filter:blur(14px);
  border:1px solid rgba(231,229,228,.9);box-shadow:var(--sh-md);
}
.stat::after{content:"";position:absolute;right:-2rem;top:-2rem;width:8rem;height:8rem;
  border-radius:50%;background:#f5f5f4;filter:blur(32px)}
.stat > *{position:relative;z-index:1}
.stat-k{display:block;font-size:11.5px;font-weight:800;letter-spacing:.09em;
  text-transform:uppercase;color:var(--mut)}
.stat-v{display:block;margin-top:.35rem;font-size:2.6rem;font-weight:900;
  letter-spacing:-.04em;color:var(--ink-2);line-height:1}
.stat-n{display:block;margin-top:.3rem;font-size:11.5px;color:var(--mut-2);font-weight:600}
.stat--danger{background:linear-gradient(140deg,var(--red-bg),rgba(255,255,255,.7));border-color:var(--red-line)}
.stat--danger::after{background:#fecaca}
.stat--danger .stat-k,.stat--danger .stat-v{color:var(--red)}
.stat--warn{background:linear-gradient(140deg,var(--amber-bg),rgba(255,255,255,.7));border-color:var(--amber-line)}
.stat--warn::after{background:#fde68a}
.stat--warn .stat-k,.stat--warn .stat-v{color:var(--amber-ink)}
.stat--info{background:linear-gradient(140deg,var(--blue-bg),rgba(255,255,255,.7));border-color:var(--blue-line)}
.stat--info::after{background:#bae6fd}
.stat--info .stat-k,.stat--info .stat-v{color:var(--blue)}

/* =====================================================================
   Butang, borang, lencana
   ===================================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.45rem;
  padding:.7rem 1.25rem;border:1px solid transparent;border-radius:var(--r-sm);
  font-size:.875rem;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:background .2s,box-shadow .2s,transform .1s,color .2s;
}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--orange);box-shadow:0 10px 24px rgba(249,115,22,.3)}
.btn-accent{background:linear-gradient(90deg,var(--orange),var(--amber));color:#0c0a09}
.btn-accent:hover{box-shadow:0 10px 24px rgba(249,115,22,.35)}
.btn-ok{background:linear-gradient(90deg,var(--green),#0d9488);color:#fff}
.btn-ok:hover{box-shadow:0 10px 24px rgba(5,150,105,.35)}
.btn-ghost{background:var(--paper);color:var(--ink-3);border-color:var(--line);box-shadow:var(--sh-sm)}
.btn-ghost:hover{border-color:#fdba74;color:var(--orange-d)}
.btn-danger{background:var(--paper);color:var(--red);border-color:var(--red-line)}
.btn-danger:hover{background:var(--red-bg)}
.btn-sm{padding:.4rem .7rem;font-size:12px;border-radius:.6rem}
.btn-icon{padding:.45rem;border-radius:.6rem}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn-row{display:flex;flex-wrap:wrap;gap:.6rem}
.btn-row--end{justify-content:flex-end}

label.lbl{display:block;margin-bottom:.35rem;font-size:10.5px;font-weight:800;
  letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.inp,select.inp,textarea.inp{
  width:100%;padding:.7rem .9rem;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--paper);color:var(--ink-2);font:inherit;font-weight:500;
  box-shadow:var(--sh-sm);transition:border-color .2s,box-shadow .2s;
}
.inp:focus,select.inp:focus,textarea.inp:focus{
  outline:none;border-color:#fdba74;box-shadow:0 0 0 4px rgba(249,115,22,.14);
}
textarea.inp{resize:vertical;min-height:4.5rem}
select.inp{
  appearance:none;padding-right:2.25rem;cursor:pointer;
  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='%23a8a29e' stroke-width='3'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right .85rem center;
}
.inp-qty{width:5.5rem;text-align:center;font-weight:900;font-size:1rem;
  border-width:2px;color:var(--green)}
.inp-qty:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(5,150,105,.15)}
.grid-form{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(13rem,1fr))}
.span-2{grid-column:1/-1}
.hint{font-size:11.5px;color:var(--mut);margin-top:.3rem}
.filterbar{display:flex;flex-wrap:wrap;gap:.6rem;align-items:flex-end}
.filterbar .fld{flex:1 1 12rem;min-width:0}

.badge{display:inline-block;padding:.25rem .6rem;border-radius:.55rem;border:1px solid;
  font-size:10px;font-weight:900;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap}
.badge-ok{background:var(--green-bg);color:var(--green);border-color:var(--green-line)}
.badge-warn{background:var(--amber-bg);color:var(--amber-ink);border-color:var(--amber-line)}
.badge-danger{background:var(--red-bg);color:var(--red);border-color:var(--red-line)}
.badge-info{background:var(--blue-bg);color:var(--blue);border-color:var(--blue-line)}
.badge-mut{background:#fafaf9;color:var(--mut);border-color:var(--line)}

.pill{display:inline-block;padding:.25rem .6rem;border-radius:.55rem;border:1px solid var(--line);
  background:#fafaf9;font-weight:900;color:var(--ink-2);white-space:nowrap}
.pill u{text-decoration:none;font-size:10px;font-weight:700;color:var(--mut-2);text-transform:uppercase}
.pill--low{background:var(--red-bg);border-color:var(--red-line);color:var(--red)}
.pill--ok{background:var(--green-bg);border-color:var(--green-line);color:var(--green)}
.delta-up{color:var(--green);font-weight:900}
.delta-dn{color:var(--red);font-weight:900}
.delta-nil{color:var(--mut-2);font-weight:700}

.alert{padding:.9rem 1.15rem;border-radius:var(--r-md);border:1px solid;
  font-weight:600;font-size:.9rem;box-shadow:var(--sh-sm)}
.alert--success{background:var(--green-bg);border-color:var(--green-line);color:#065f46}
.alert--error{background:var(--red-bg);border-color:var(--red-line);color:#991b1b}
.alert--info{background:var(--blue-bg);border-color:var(--blue-line);color:#075985}

.empty{padding:3.5rem 1.5rem;text-align:center}
.empty-ico{color:#d6d3d1;display:flex;justify-content:center;margin-bottom:1rem}
.empty h3{font-size:1.1rem;font-weight:900;color:var(--ink-2)}
.empty p{margin:.5rem 0 0;color:var(--mut);font-weight:500}

/* ---- senarai permohonan ---- */
.reqcard{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.25rem 1.5rem;background:rgba(255,255,255,.82);backdrop-filter:blur(14px);
  border:1px solid rgba(231,229,228,.9);border-radius:var(--r-xl);box-shadow:var(--sh-md);
}
.reqcard + .reqcard{margin-top:.85rem}
.reqcard-id{display:flex;align-items:center;gap:.7rem;flex-wrap:wrap}
.reqcard-id b{font-size:1.15rem;font-weight:900;color:var(--ink-2)}
.reqcard-meta{margin-top:.35rem;font-size:12.5px;color:var(--mut);font-weight:500}
.reqcard-meta strong{color:var(--ink-3)}

.deck{display:flex;flex-direction:column;gap:0}
details.acc{border:1px solid var(--line);border-radius:var(--r-md);background:var(--paper);
  box-shadow:var(--sh-sm);overflow:hidden}
details.acc + details.acc{margin-top:.6rem}
details.acc > summary{padding:.9rem 1.15rem;cursor:pointer;font-weight:800;
  color:var(--ink-2);list-style:none;display:flex;justify-content:space-between;gap:1rem}
details.acc > summary::-webkit-details-marker{display:none}
details.acc > summary:hover{background:#fafaf9}
details.acc[open] > summary{border-bottom:1px solid var(--line)}
.acc-body{padding:1.15rem}

.kv{display:grid;gap:.6rem 1.25rem;grid-template-columns:repeat(auto-fit,minmax(11rem,1fr))}
.kv div{min-width:0}
.kv dt{font-size:10.5px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--mut-2)}
.kv dd{margin:.15rem 0 0;font-weight:700;color:var(--ink-2);word-break:break-word}
.note-box{padding:.9rem 1.1rem;border-radius:var(--r-sm);background:#fafaf9;
  border:1px solid var(--line);color:var(--ink-3);font-weight:500}
.note-box em{color:var(--mut-2)}

/* ---- log masuk ---- */
.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;
  padding:1.5rem;position:relative;z-index:1}
.auth-card{width:100%;max-width:26rem;background:var(--paper);border-radius:var(--r-xl);
  border:1px solid var(--line);box-shadow:var(--sh-lg);overflow:hidden}
.auth-head{padding:2rem 2rem 1.5rem;background:#0c0a09;text-align:center}
.auth-head .brand{justify-content:center;font-size:1.7rem}
.auth-head p{margin:.5rem 0 0;color:#a8a29e;font-size:12.5px;font-weight:600;
  letter-spacing:.06em;text-transform:uppercase}
.auth-body{padding:1.75rem 2rem 2rem;display:flex;flex-direction:column;gap:1rem}
.auth-foot{padding:1rem 2rem 1.75rem;text-align:center;font-size:11.5px;color:var(--mut-2)}

@media print{
  .sidebar,.topbar,.pagefoot,.btn,.head-tools,.ambient{display:none!important}
  body{background:#fff}
  .card,.stat{box-shadow:none;border-color:#ddd;background:#fff}
}

/* =====================================================================
   Halaman awam (lulus.php) — tiada sidebar, tiada navigasi sistem
   ===================================================================== */
.pubwrap{
  position:relative;z-index:1;max-width:60rem;margin:0 auto;
  padding:1.25rem 1rem 3rem;display:flex;flex-direction:column;gap:1.25rem;
}
.pubhead{
  padding:1.5rem;border-radius:var(--r-xl);background:#0c0a09;text-align:center;
  box-shadow:var(--sh-lg);
}
.pubhead .brand{justify-content:center;font-size:1.8rem}
.pubhead p{margin:.5rem 0 0;color:#a8a29e;font-size:12px;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase}
.pubfoot{padding:1.5rem .5rem 0;text-align:center;font-size:12px;color:var(--mut-2);line-height:1.7}
.pubfoot a{color:var(--orange-d);font-weight:700}

@media (min-width:768px){
  .pubwrap{padding:2.5rem 1.5rem 4rem}
}

/* ---- kotak pautan boleh salin (staf) ---- */
.linkbox{
  display:flex;flex-wrap:wrap;gap:.6rem;align-items:stretch;
  padding:1rem;border-radius:var(--r-md);
  background:var(--amber-bg);border:1px solid var(--amber-line);
}
.linkbox input{
  flex:1 1 18rem;min-width:0;padding:.7rem .9rem;
  border:1px solid var(--amber-line);border-radius:var(--r-sm);
  background:#fff;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:12.5px;color:var(--ink-2);
}
.linkbox input:focus{outline:none;border-color:var(--orange);
  box-shadow:0 0 0 4px rgba(249,115,22,.14)}
.btn-wa{background:#25D366;color:#0c2a14;border-color:#1da851}
.btn-wa:hover{box-shadow:0 10px 24px rgba(37,211,102,.35)}

/* =====================================================================
   Pad tandatangan sentuh
   ===================================================================== */
.sigpad{
  position:relative;padding:.75rem;border-radius:var(--r-md);
  background:var(--paper);border:2px dashed var(--line);
  transition:border-color .2s,background .2s;
}
.sigpad.is-signed{border-style:solid;border-color:var(--green-line);background:var(--green-bg)}

.sigpad canvas{
  display:block;width:100%;height:170px;
  border-radius:var(--r-sm);background:#fff;
  border:1px solid var(--line);
  /* Wajib: tanpa ini, melukis akan menatal halaman pada telefon. */
  touch-action:none;
  cursor:crosshair;
}
.sigpad-bar{
  display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;
  justify-content:space-between;margin-top:.6rem;
}
.sigpad-state{font-size:11.5px;font-weight:700;color:var(--mut)}
.sigpad.is-signed .sigpad-state{color:var(--green)}
.sigpad-hint{
  position:absolute;left:0;right:0;top:50%;transform:translateY(-50%);
  text-align:center;font-size:12.5px;font-weight:600;color:var(--mut-2);
  pointer-events:none;
}
.sigpad.is-signed .sigpad-hint{display:none}

/* Tanpa JavaScript, kanvas kekal kosong — sembunyikan seluruh pad
   dan biarkan mesej .sig-nojs bercakap. */
.sigpad:not(.is-ready){display:none}
.sig-nojs{
  padding:.9rem 1.1rem;border-radius:var(--r-sm);
  background:var(--red-bg);border:1px solid var(--red-line);
  color:#991b1b;font-size:12.5px;font-weight:600;
}
.sigpad.is-ready ~ .sig-nojs,
.sigpad.is-ready .sig-nojs{display:none}

/* Imej tandatangan yang disimpan */
.sigshow{
  display:inline-block;padding:.5rem .75rem;border-radius:var(--r-sm);
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-sm);
}
.sigshow img{display:block;max-width:100%;height:auto;max-height:130px}
.sigmeta{margin-top:.4rem;font-size:11.5px;color:var(--mut);font-weight:600}