/* ------------------------------------------------------------------
   Attendance HQ — design tokens
   Chart colours follow a CVD-validated palette; light and dark steps
   are chosen per surface rather than flipped automatically.
------------------------------------------------------------------- */

:root {
  color-scheme: light;

  --plane:        #f4f4f1;
  --surface:      #fcfcfb;
  --surface-2:    #f0efec;
  --sidebar:      #15171c;
  --sidebar-ink:  #cfd3da;

  --ink:          #0b0b0b;
  --ink-2:        #52514e;
  --muted:        #898781;
  --grid:         #e1e0d9;
  --axis:         #c3c2b7;
  --border:       rgba(11, 11, 11, 0.10);
  --border-solid: #e4e3dd;

  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --series-4: #eda100;

  --good:     #0ca30c;
  --warning:  #fab219;
  --serious:  #ec835a;
  --critical: #d03b3b;
  --good-ink: #006300;

  --accent:      #2a78d6;
  --accent-ink:  #ffffff;
  --accent-soft: #e8f1fd;

  --radius:    12px;
  --radius-sm: 8px;
  --shadow:    0 1px 2px rgba(11,11,11,.06), 0 8px 24px rgba(11,11,11,.06);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --plane:        #0d0d0d;
    --surface:      #1a1a19;
    --surface-2:    #232322;
    --sidebar:      #131314;
    --sidebar-ink:  #c3c2b7;

    --ink:          #ffffff;
    --ink-2:        #c3c2b7;
    --muted:        #898781;
    --grid:         #2c2c2a;
    --axis:         #383835;
    --border:       rgba(255, 255, 255, 0.10);
    --border-solid: #2e2e2c;

    --series-1: #3987e5;
    --series-2: #d95926;
    --series-3: #199e70;
    --series-4: #c98500;

    --good-ink: #0ca30c;
    --accent:      #3987e5;
    --accent-soft: #16263a;
    --shadow:    0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --plane: #0d0d0d; --surface: #1a1a19; --surface-2: #232322;
  --sidebar: #131314; --sidebar-ink: #c3c2b7;
  --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
  --grid: #2c2c2a; --axis: #383835;
  --border: rgba(255,255,255,0.10); --border-solid: #2e2e2c;
  --series-1: #3987e5; --series-2: #d95926; --series-3: #199e70; --series-4: #c98500;
  --good-ink: #0ca30c; --accent: #3987e5; --accent-soft: #16263a;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  background: var(--plane);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }
h1, h2, h3, h4 { margin: 0; font-weight: 650; letter-spacing: -0.01em; }
h1 { font-size: 1.4rem; }
h2 { font-size: 1.1rem; }
h3 { font-size: 0.95rem; }

.boot { padding: 3rem; color: var(--muted); text-align: center; }
.muted { color: var(--muted); }
.secondary { color: var(--ink-2); }
.tnum { font-variant-numeric: tabular-nums; }
.right { text-align: right; }
.center { text-align: center; }
.nowrap { white-space: nowrap; }
.grow { flex: 1; }
.hide { display: none !important; }

/* ------------------------------ layout ------------------------------ */

.shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 236px;
  flex: 0 0 236px;
  background: var(--sidebar);
  color: var(--sidebar-ink);
  display: flex;
  flex-direction: column;
  padding: 18px 12px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 10px 18px;
  color: #fff; font-weight: 700; letter-spacing: -0.02em;
}
.brand .logo {
  width: 30px; height: 30px; border-radius: 9px;
  background: var(--accent); color: #fff;
  display: grid; place-items: center; font-size: 15px;
}
.brand small { display: block; font-weight: 500; font-size: 11px; color: #8b93a1; letter-spacing: 0; }
.brand-logo { justify-content: center; padding: 6px 10px 18px; text-decoration: none; }
.brand-logo img { max-width: 170px; max-height: 96px; object-fit: contain; display: block; }
.login-logo { max-width: 260px; max-height: 200px; object-fit: contain; display: block; margin-bottom: 6px; }

/* branding settings */
.brand-preview {
  display: grid; place-items: center; min-height: 110px; padding: 14px;
  border: 1px dashed var(--axis); border-radius: var(--radius-sm); background: var(--sidebar);
}
.brand-preview img { max-width: 100%; max-height: 120px; object-fit: contain; }
.brand-preview.light { background: var(--surface-2); }
.brand-preview .placeholder { color: #8b93a1; font-size: 13px; }
.brand-preview img.small { width: 48px; height: 48px; border-radius: 10px; }

.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 11px; border-radius: var(--radius-sm);
  color: var(--sidebar-ink); text-decoration: none; font-size: 14px;
}
.nav a:hover { background: rgba(255,255,255,.07); color: #fff; }
.nav a.active { background: var(--accent); color: #fff; font-weight: 600; }
.nav .nav-group { padding: 16px 11px 6px; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: #6b7280; }
.nav .pill {
  margin-left: auto; background: var(--critical); color: #fff;
  border-radius: 999px; padding: 0 7px; font-size: 11px; font-weight: 700;
}
.nav a.active .pill { background: rgba(0,0,0,.35); }

.sidebar-foot { margin-top: auto; padding: 10px; border-top: 1px solid rgba(255,255,255,.1); }
.sidebar-foot .who { font-size: 13px; color: #fff; font-weight: 600; }
.sidebar-foot .role { font-size: 11px; color: #8b93a1; text-transform: capitalize; }
.sidebar-foot .acts { display: flex; gap: 6px; margin-top: 10px; }
.sidebar-foot button {
  flex: 1; min-width: 0; background: rgba(255,255,255,.08); color: var(--sidebar-ink);
  border: 0; border-radius: var(--radius-sm); padding: 7px 4px;
  font-size: 11.5px; white-space: nowrap; cursor: pointer;
}
.sidebar-foot button:hover { background: rgba(255,255,255,.16); color: #fff; }

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

.topbar {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 24px; border-bottom: 1px solid var(--border-solid);
  background: var(--surface); position: sticky; top: 0; z-index: 20;
}
.topbar .sub { font-size: 13px; color: var(--muted); }
.topbar .clock { font-variant-numeric: tabular-nums; font-weight: 600; font-size: 13px; color: var(--ink-2); }
.menu-btn { display: none; }

.content { padding: 22px 24px 60px; max-width: 1400px; width: 100%; }

/* ------------------------------ cards ------------------------------ */

.card {
  background: var(--surface);
  border: 1px solid var(--border-solid);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card-head {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 14px 16px; border-bottom: 1px solid var(--border-solid);
}
.card-body { padding: 16px; }
.card-head + .card-body.flush { padding-top: 0; }

.grid { display: grid; gap: 14px; }
/* Grid and flex children default to min-width:auto, which lets a wide table
   push its card past the viewport. Pin them to 0 so .table-wrap can scroll. */
.grid > *, .split > *, .stack > *, .card { min-width: 0; }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.split { display: grid; grid-template-columns: 1.6fr 1fr; gap: 14px; align-items: start; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.stack { display: flex; flex-direction: column; gap: 14px; }

/* stat tiles */
.stat {
  background: var(--surface); border: 1px solid var(--border-solid);
  border-radius: var(--radius); padding: 14px 16px;
}
.stat .label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.stat .value { font-size: 1.9rem; font-weight: 680; line-height: 1.15; margin-top: 4px; letter-spacing: -0.02em; }
.stat .foot { font-size: 12px; color: var(--ink-2); margin-top: 2px; }
.stat .bar { height: 4px; border-radius: 4px; background: var(--surface-2); margin-top: 10px; overflow: hidden; }
.stat .bar span { display: block; height: 100%; border-radius: 4px; background: var(--series-1); }

/* ---------------------------- form controls ---------------------------- */

label.field { display: flex; flex-direction: column; gap: 5px; font-size: 13px; color: var(--ink-2); }
label.field > span { font-weight: 550; }

input, select, textarea {
  font: inherit; font-size: 14px; color: var(--ink);
  background: var(--surface); border: 1px solid var(--axis);
  border-radius: var(--radius-sm); padding: 8px 10px; width: 100%;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent);
}
input[type="checkbox"] { width: auto; accent-color: var(--accent); }
textarea { min-height: 72px; resize: vertical; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  font: inherit; font-size: 14px; font-weight: 560;
  padding: 9px 14px; border-radius: var(--radius-sm);
  border: 1px solid var(--axis); background: var(--surface); color: var(--ink);
  cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--surface-2); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { background: var(--critical); border-color: var(--critical); color: #fff; }
.btn.good { background: var(--good); border-color: var(--good); color: #fff; }
.btn.ghost { border-color: transparent; background: transparent; color: var(--ink-2); }
.btn.ghost:hover { background: var(--surface-2); }
.btn.sm { padding: 5px 9px; font-size: 12.5px; }
.btn.big { padding: 14px 22px; font-size: 16px; border-radius: var(--radius); }

.seg { display: inline-flex; background: var(--surface-2); border-radius: var(--radius-sm); padding: 3px; gap: 2px; }
.seg button {
  font: inherit; font-size: 13px; border: 0; background: transparent; color: var(--ink-2);
  padding: 6px 12px; border-radius: 6px; cursor: pointer;
}
.seg button.active { background: var(--surface); color: var(--ink); font-weight: 600; box-shadow: 0 1px 2px rgba(0,0,0,.08); }

/* ------------------------------ tables ------------------------------ */

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead th {
  text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .05em;
  color: var(--muted); font-weight: 650; padding: 10px 12px;
  border-bottom: 1px solid var(--border-solid); white-space: nowrap;
  position: sticky; top: 0; background: var(--surface);
}
tbody td { padding: 10px 12px; border-bottom: 1px solid var(--grid); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--surface-2); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

.person { display: flex; align-items: center; gap: 10px; }
.avatar {
  width: 32px; height: 32px; flex: 0 0 32px; border-radius: 50%;
  display: grid; place-items: center; font-size: 12px; font-weight: 700;
  background: var(--accent-soft); color: var(--accent);
}
.person .nm { font-weight: 560; }
.person .sub { font-size: 12px; color: var(--muted); }

/* ------------------------------ badges ------------------------------ */

.badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface-2); color: var(--ink-2);
  white-space: nowrap;
}
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge.present  { color: var(--good-ink);   background: color-mix(in srgb, var(--good) 14%, transparent); }
.badge.half_day { color: #9a6400;           background: color-mix(in srgb, var(--warning) 22%, transparent); }
.badge.absent   { color: var(--critical);   background: color-mix(in srgb, var(--critical) 14%, transparent); }
.badge.leave    { color: var(--series-1);   background: color-mix(in srgb, var(--series-1) 14%, transparent); }
.badge.holiday  { color: var(--series-3);   background: color-mix(in srgb, var(--series-3) 14%, transparent); }
.badge.weekoff  { color: var(--muted);      background: var(--surface-2); }
.badge.upcoming { color: var(--muted);      background: transparent; border-style: dashed; }
.badge.late     { color: var(--serious);    background: color-mix(in srgb, var(--serious) 18%, transparent); }
.badge.pending  { color: #9a6400;           background: color-mix(in srgb, var(--warning) 22%, transparent); }
.badge.approved { color: var(--good-ink);   background: color-mix(in srgb, var(--good) 14%, transparent); }
.badge.rejected { color: var(--critical);   background: color-mix(in srgb, var(--critical) 14%, transparent); }
.badge.cancelled{ color: var(--muted);      background: var(--surface-2); }
.badge.role-admin   { color: var(--series-2); background: color-mix(in srgb, var(--series-2) 14%, transparent); }
.badge.role-manager { color: var(--series-1); background: color-mix(in srgb, var(--series-1) 14%, transparent); }
.badge.role-employee{ color: var(--muted); }

/* ------------------------- punch clock panel ------------------------- */

.punch { display: grid; grid-template-columns: 1fr auto; gap: 18px; align-items: center; }
.punch .now { font-size: 2.6rem; font-weight: 700; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.punch .day { color: var(--muted); font-size: 13px; }
.punch-times { display: flex; gap: 22px; margin-top: 14px; flex-wrap: wrap; }
.punch-times > div > span { display: block; font-size: 11.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.punch-times div strong { font-size: 1.05rem; font-variant-numeric: tabular-nums; }
.punch-actions { display: flex; flex-direction: column; gap: 8px; min-width: 190px; }

.notice {
  display: flex; gap: 10px; align-items: flex-start;
  border-radius: var(--radius-sm); padding: 10px 12px; font-size: 13.5px;
  border: 1px solid var(--border);
}
.notice.info  { background: var(--accent-soft); color: var(--ink); }
.notice.warn  { background: color-mix(in srgb, var(--warning) 18%, transparent); }
.notice.error { background: color-mix(in srgb, var(--critical) 12%, transparent); color: var(--critical); }
.notice.ok    { background: color-mix(in srgb, var(--good) 12%, transparent); color: var(--good-ink); }

/* ------------------------------ muster ------------------------------ */

.muster { border-collapse: separate; border-spacing: 2px; font-size: 11px; }
.muster th.d { font-size: 10px; padding: 2px; color: var(--muted); text-align: center; min-width: 22px; }
.muster td.c {
  width: 22px; height: 24px; text-align: center; border-radius: 4px;
  font-weight: 650; padding: 0; border: 0;
}
.muster td.name { font-size: 13px; padding-right: 10px; white-space: nowrap; border: 0; }
.c-P  { background: color-mix(in srgb, var(--good) 20%, transparent); color: var(--good-ink); }
.c-H  { background: color-mix(in srgb, var(--warning) 28%, transparent); color: #7a4f00; }
.c-A  { background: color-mix(in srgb, var(--critical) 18%, transparent); color: var(--critical); }
.c-L  { background: color-mix(in srgb, var(--series-1) 18%, transparent); color: var(--series-1); }
.c-HO { background: color-mix(in srgb, var(--series-3) 18%, transparent); color: var(--series-3); }
.c-W  { background: var(--surface-2); color: var(--muted); }
.c--  { background: transparent; color: var(--muted); }
.muster td.c.is-late { box-shadow: inset 0 -3px 0 var(--serious); }

/* ------------------------------ charts ------------------------------ */

.chart { width: 100%; display: block; }
.chart text { font-family: var(--font); }
.chart .grid-line { stroke: var(--grid); stroke-width: 1; }
.chart .axis-line { stroke: var(--axis); stroke-width: 1; }
.chart .tick { fill: var(--muted); font-size: 11px; }
.chart .series-line { fill: none; stroke: var(--series-1); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .series-area { fill: var(--series-1); opacity: .10; }
.chart .marker { fill: var(--series-1); stroke: var(--surface); stroke-width: 2; }
.chart .bar { fill: var(--series-1); }
.chart .hit { fill: transparent; cursor: pointer; }
.chart .hit:hover + .hover-band, .chart .hit:focus + .hover-band { opacity: 1; }
.chart .hover-band { fill: var(--ink); opacity: 0; transition: opacity .1s; }

.chart-tip {
  position: fixed; z-index: 60; pointer-events: none;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--border-solid); border-radius: var(--radius-sm);
  box-shadow: var(--shadow); padding: 8px 10px; font-size: 12.5px;
  transform: translate(-50%, -115%); white-space: nowrap;
}
.chart-tip b { font-variant-numeric: tabular-nums; }

.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 12.5px; color: var(--ink-2); }
.legend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; margin-right: 6px; }

/* ------------------------------ modal ------------------------------ */

.backdrop {
  position: fixed; inset: 0; background: rgba(11,11,11,.5);
  display: grid; place-items: center; padding: 18px; z-index: 80;
}
.modal {
  background: var(--surface); border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,.35); width: min(560px, 100%);
  max-height: 88vh; overflow: auto; border: 1px solid var(--border-solid);
}
.modal header { padding: 16px; border-bottom: 1px solid var(--border-solid); display: flex; align-items: center; }
.modal .body { padding: 16px; display: grid; gap: 12px; }
.modal footer { padding: 14px 16px; border-top: 1px solid var(--border-solid); display: flex; gap: 8px; justify-content: flex-end; }

/* ------------------------------ toasts ------------------------------ */

.toasts { position: fixed; right: 18px; bottom: 18px; display: flex; flex-direction: column; gap: 8px; z-index: 90; }
.toast {
  background: var(--surface); border: 1px solid var(--border-solid); border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm); box-shadow: var(--shadow);
  padding: 11px 14px; font-size: 14px; max-width: 360px; animation: slide .18s ease;
}
.toast.error { border-left-color: var(--critical); }
.toast.ok { border-left-color: var(--good); }
@keyframes slide { from { opacity: 0; transform: translateY(8px); } }

/* ------------------------------ login ------------------------------ */

.login-page {
  min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr;
}
.login-hero {
  background: var(--sidebar); color: #fff; padding: 48px;
  display: flex; flex-direction: column; justify-content: center; gap: 18px;
}
.login-hero h1 { font-size: 2.2rem; letter-spacing: -0.03em; }
.login-hero p { color: #9aa3b2; max-width: 44ch; margin: 0; }
.login-hero ul { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 10px; color: #cfd3da; font-size: 14px; }
.login-hero li { display: flex; gap: 10px; align-items: center; }
.login-hero li i { color: var(--series-3); font-style: normal; }
.login-form-wrap { display: grid; place-items: center; padding: 32px; background: var(--plane); }
.login-form { width: min(380px, 100%); display: grid; gap: 14px; }
.demo-creds {
  font-size: 12.5px; color: var(--ink-2); background: var(--surface);
  border: 1px dashed var(--axis); border-radius: var(--radius-sm); padding: 11px 13px;
}
.demo-creds code { font-size: 12px; }
.demo-creds button { background: none; border: 0; color: var(--accent); cursor: pointer; font: inherit; padding: 0; }

/* ------------------------------ kiosk ------------------------------ */

.kiosk {
  min-height: 100vh; display: grid; place-items: center; background: var(--sidebar); color: #fff; padding: 24px;
}
.kiosk-card { background: #fff; border-radius: 24px; padding: 30px; text-align: center; color: #0b0b0b; }
.kiosk-card img { width: min(340px, 70vw); height: auto; display: block; }
.kiosk .clock-big { font-size: 3.4rem; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -0.03em; }
.kiosk .ttl { color: #9aa3b2; margin-top: 10px; font-variant-numeric: tabular-nums; }

/* ------------------------------ misc ------------------------------ */

.empty { padding: 36px 16px; text-align: center; color: var(--muted); }
.empty h3 { color: var(--ink-2); margin-bottom: 4px; }
.skeleton { height: 14px; border-radius: 6px; background: var(--surface-2); animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: .5; } }

.kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-weight: 550; }

/* ------------------------------ responsive ------------------------------ */

@media (max-width: 980px) {
  .split { grid-template-columns: 1fr; }
  .grid.cols-4, .grid.cols-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid.cols-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .login-page { grid-template-columns: 1fr; }
  .login-hero { display: none; }
}

@media (max-width: 760px) {
  body { font-size: 15px; }
  .sidebar {
    position: fixed; left: 0; top: 0; z-index: 70;
    transform: translateX(-100%); transition: transform .2s ease;
  }
  .sidebar.open { transform: translateX(0); box-shadow: 0 0 0 100vmax rgba(0,0,0,.5); }
  .menu-btn { display: inline-flex; }
  .content { padding: 16px 14px 60px; }
  .topbar { padding: 12px 14px; }
  .grid.cols-2, .grid.cols-3, .grid.cols-4, .grid.cols-5 { grid-template-columns: 1fr; }
  .punch { grid-template-columns: 1fr; }
  .topbar .clock { display: none; }        /* the punch card already shows the time */
  .topbar h1 { font-size: 1.15rem; }
  .card-head { padding: 12px 14px; }
  .card-head .row { width: 100%; }
  .card-head .row select, .card-head .row input { flex: 1; min-width: 0; }
  .punch-actions { min-width: 0; }
  .toasts { left: 14px; right: 14px; }
  .toast { max-width: none; }
}

@media print {
  .sidebar, .topbar, .btn, .toasts { display: none !important; }
  .content { padding: 0; }
  .card { box-shadow: none; border-color: #ccc; }
}