:root {
  --bg: #f5f5f3;
  --card: #ffffff;
  --text: #1b1b19;
  --muted: #6d6c67;
  --border: #e6e5e0;
  --soft: #f0efeb;
  --accent: #e8590c;
  --accent-soft: #fdebe0;
  --accent-text: #ffffff;
  --ok: #2f9e44;
  --warn: #e67700;
  --bad: #d9480f;
  --bad-strong: #c92a2a;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 2px 8px rgba(0,0,0,.04);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141413;
    --card: #1e1e1c;
    --text: #edece7;
    --muted: #9d9c96;
    --border: #2f2f2c;
    --soft: #262624;
    --accent: #ff7a33;
    --accent-soft: #3a2518;
    --accent-text: #1a0d05;
    --ok: #51cf66;
    --warn: #ffa94d;
    --bad: #ff8a4c;
    --bad-strong: #ff6b6b;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
button { font: inherit; }
strong { font-weight: 650; }

/* ---------- header ---------- */
.top {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; background: var(--card); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; letter-spacing: -.01em; }
.logo {
  width: 22px; height: 22px; border-radius: 7px; background: var(--accent); position: relative; flex: none;
}
.logo::before, .logo::after { content: ""; position: absolute; background: var(--accent-text); border-radius: 2px; }
.logo::before { left: 10px; top: 5px; width: 2.5px; height: 7px; }
.logo::after { left: 10px; top: 10.5px; width: 6px; height: 2.5px; }
.logo-lg { width: 48px; height: 48px; border-radius: 14px; margin: 0 auto 16px; display: block; transform: scale(1); }
.logo-lg::before { left: 22px; top: 11px; width: 5px; height: 16px; }
.logo-lg::after { left: 22px; top: 23px; width: 13px; height: 5px; }
.who { display: flex; gap: 10px; align-items: center; font-size: 14px; }
.avatar {
  width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent); font-size: 12px; font-weight: 700;
}
@media (max-width: 480px) { .who-name { display: none; } }

main { max-width: 720px; margin: 0 auto; padding: 16px; }
.center { text-align: center; padding-top: 56px; }
h1 { font-size: 22px; margin: 0 0 6px; letter-spacing: -.01em; }

.spinner {
  width: 28px; height: 28px; margin: 40px auto; border-radius: 50%;
  border: 3px solid var(--border); border-top-color: var(--accent); animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- sign-in ---------- */
.signin-card {
  max-width: 380px; margin: 0 auto; background: var(--card); border: 1px solid var(--border);
  border-radius: 18px; padding: 32px 24px; box-shadow: var(--shadow);
}
.stack { display: grid; gap: 10px; margin-top: 24px; }

/* ---------- basics ---------- */
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; margin-bottom: 14px; display: grid; gap: 14px; box-shadow: var(--shadow);
}
.row { display: flex; align-items: center; gap: 8px; }
.between { justify-content: space-between; }
.gap { gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.eyebrow { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.error { color: var(--bad-strong); margin: 0; font-size: 14px; }
.empty { color: var(--muted); font-size: 14px; margin: 4px 0 0; }
.empty-card { text-align: center; padding: 28px 16px; gap: 4px; }
.empty-card p { margin: 0; }

input, select, textarea {
  font: inherit; color: var(--text); background: var(--soft);
  border: 1px solid transparent; border-radius: 10px; padding: 10px 12px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); background: var(--card); }
textarea { resize: vertical; }
label.field { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; border: 0; border-radius: 10px; padding: 11px 16px;
  background: var(--accent); color: var(--accent-text); cursor: pointer; transition: filter .15s, opacity .15s;
}
.btn:hover { filter: brightness(1.05); }
.btn:disabled { opacity: .45; cursor: default; }
.btn-block { width: 100%; }
.btn-small { padding: 7px 12px; font-size: 13px; border-radius: 8px; }
.btn-secondary { background: var(--soft); color: var(--text); }
.btn-provider { background: var(--card); color: var(--text); border: 1px solid var(--border); padding: 12px 16px; }
.btn-provider:hover { background: var(--soft); filter: none; }
.btn-ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn-danger { background: transparent; color: var(--bad-strong); border: 1px solid var(--border); }
.link { background: none; border: 0; color: var(--muted); cursor: pointer; text-decoration: underline; padding: 0; }

/* ---------- tabs ---------- */
.tabs {
  display: flex; gap: 4px; padding: 4px; margin-bottom: 14px;
  background: var(--soft); border-radius: 12px;
}
.tab {
  flex: 1; padding: 8px 10px; border: 0; border-radius: 9px; cursor: pointer;
  background: transparent; color: var(--muted); font-weight: 600; font-size: 14px;
}
.tab.active { background: var(--card); color: var(--text); box-shadow: var(--shadow); }
.badge {
  display: inline-block; min-width: 18px; margin-left: 4px; padding: 0 6px; border-radius: 9px;
  background: var(--accent); color: var(--accent-text); font-size: 11px; line-height: 18px;
}
.badge-warn { background: var(--warn); }

/* ---------- status pills ---------- */
.pill {
  display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600;
  padding: 2px 9px; border-radius: 999px; white-space: nowrap;
  background: color-mix(in srgb, currentColor 12%, transparent);
}
.pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.s-OK, .s-Approved { color: var(--ok); }
.s-Warn, .s-Submitted { color: var(--warn); }
.s-Over, .s-Blocked, .s-Declined { color: var(--bad-strong); }

/* ---------- hero ---------- */
.hero { grid-template-columns: auto 1fr; align-items: center; gap: 20px; }
.hero.no-ring { grid-template-columns: 1fr; }
@media (max-width: 480px) { .hero { grid-template-columns: 1fr; justify-items: center; } .hero-side { width: 100%; } }
.ring-wrap { position: relative; width: 148px; height: 148px; }
.ring { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring circle { fill: none; stroke-width: 12; stroke-linecap: round; transition: stroke-dasharray .5s ease; }
.ring-track { stroke: var(--soft); }
.ring-approved { stroke: var(--ring, var(--ok)); }
.ring-pending { stroke: var(--ring, var(--ok)); opacity: .35; }
.ring-center { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.ring-center strong { font-size: 26px; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.hero-side { display: grid; gap: 14px; }
.legend { display: grid; gap: 6px; font-size: 14px; }
.legend > div { display: grid; grid-template-columns: 14px 1fr auto; align-items: center; gap: 8px; }
.legend strong { font-variant-numeric: tabular-nums; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--ring, var(--ok)); }
.dot-pending { opacity: .35; }
.dot-track { background: var(--soft); border: 1px solid var(--border); }
.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.kpis > div { background: var(--soft); border-radius: 10px; padding: 10px 12px; display: grid; }
.kpis strong { font-size: 20px; font-variant-numeric: tabular-nums; }

/* ---------- week strip ---------- */
.week-strip { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; align-items: end; }
.day { display: grid; gap: 6px; justify-items: center; font-size: 12px; color: var(--muted); }
.day-bar {
  width: 100%; max-width: 38px; height: 72px; border-radius: 8px; background: var(--soft);
  display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden;
}
.day-fill { background: var(--accent); border-radius: 8px 8px 0 0; transition: height .4s ease; }
.day-fill.pending { opacity: .4; border-radius: 0; }
.day-fill.pending:first-child { border-radius: 8px 8px 0 0; }
.day-h { font-weight: 600; color: var(--text); font-variant-numeric: tabular-nums; }
.day.today .day-bar { outline: 2px solid var(--accent); outline-offset: 2px; }
.day.today { color: var(--accent); font-weight: 600; }
.day.future { opacity: .45; }

/* ---------- log form ---------- */
.segmented { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 4px; padding: 4px; background: var(--soft); border-radius: 12px; }
.segmented button {
  border: 0; border-radius: 9px; padding: 9px; background: transparent; color: var(--muted); cursor: pointer; font-weight: 600;
}
.segmented button[aria-checked="true"] { background: var(--card); color: var(--text); box-shadow: var(--shadow); }
.segmented small { display: block; font-weight: 400; font-size: 12px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--border); background: var(--card); color: var(--text);
  border-radius: 999px; padding: 7px 14px; cursor: pointer; font-weight: 600; font-size: 14px;
}
.chip.active { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.chip-input { padding: 0; display: inline-flex; }
.chip-input input { width: 84px; border: 0; background: transparent; padding: 7px 12px; border-radius: 999px; }
.chip-input:focus-within { border-color: var(--accent); }

/* ---------- history ---------- */
.week-group + .week-group { margin-top: 16px; }
.week-head { display: flex; justify-content: space-between; font-size: 12px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin: 4px 0 8px; }
.entry { display: grid; grid-template-columns: 44px 1fr auto; gap: 12px; align-items: center; padding: 10px 0; border-top: 1px solid var(--border); }
.week-head + .entry { border-top: 0; }
.date-chip { text-align: center; line-height: 1.1; background: var(--soft); border-radius: 10px; padding: 6px 0; }
.date-chip b { display: block; font-size: 17px; }
.date-chip span { font-size: 11px; color: var(--muted); text-transform: uppercase; }
.entry-main { min-width: 0; }
.entry-task { overflow: hidden; text-overflow: ellipsis; }
.entry-meta { font-size: 13px; color: var(--muted); }
.entry-right { display: grid; justify-items: end; gap: 4px; }
.entry-hours { font-weight: 650; font-variant-numeric: tabular-nums; }

/* ---------- approvals ---------- */
.person-group .row.between { flex-wrap: wrap; }
.review { display: grid; grid-template-columns: 44px 1fr auto; gap: 12px; align-items: center; padding: 10px 0; border-top: 1px solid var(--border); }
.review-actions { display: flex; gap: 6px; }
.decline-box { grid-column: 2 / -1; display: flex; gap: 6px; }
.decline-box input { padding: 7px 10px; }
@media (max-width: 480px) { .review { grid-template-columns: 44px 1fr; } .review-actions { grid-column: 2; } }

/* ---------- team (HR) ---------- */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; margin-bottom: 14px; }
.tile { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; display: grid; gap: 2px; box-shadow: var(--shadow); }
.tile strong { font-size: 24px; font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.tile.t-warn strong { color: var(--warn); }
.tile.t-over strong { color: var(--bad-strong); }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.toolbar input { max-width: 220px; padding: 8px 12px; }
.chips-filter .chip { font-size: 13px; padding: 6px 12px; }
.member { display: grid; gap: 10px; }
.member-head { display: flex; justify-content: space-between; gap: 10px; align-items: start; }
.member-name { font-weight: 650; }
.bar { position: relative; height: 10px; background: var(--soft); border-radius: 5px; overflow: hidden; display: flex; }
.bar-fill { height: 100%; transition: width .4s ease; }
.bar-fill.pending { opacity: .35; }
.bar-mark { position: absolute; top: -2px; bottom: -2px; width: 2px; background: var(--muted); opacity: .5; }
.member-foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px; font-size: 13px; color: var(--muted); }
.member-foot b { color: var(--text); font-variant-numeric: tabular-nums; }
.quiet { color: var(--warn); }
.editor { gap: 12px; }
.editor-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.toggle { display: flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; }
.toggle input { width: auto; accent-color: var(--accent); }

/* ---------- toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); z-index: 20;
  background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-size: 14px;
  box-shadow: 0 6px 24px rgba(0,0,0,.18); max-width: calc(100% - 32px);
}
.toast.bad { background: var(--bad-strong); color: #fff; }

/* ---------- mobile ---------- */
.top { padding-top: max(10px, env(safe-area-inset-top)); padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }
main { padding-bottom: max(24px, env(safe-area-inset-bottom)); }
a { color: var(--accent); }
@media (max-width: 600px) {
  main { padding: 12px 12px max(24px, env(safe-area-inset-bottom)); }
  .card { padding: 14px; border-radius: 12px; margin-bottom: 12px; }
  /* 16px stops iOS from zooming into focused fields */
  input, select, textarea { font-size: 16px; }
  .btn { min-height: 44px; }
  .btn-small { min-height: 36px; }
  .chip { min-height: 40px; padding: 8px 14px; }
  .chips { gap: 6px; }
  .chip-input input { width: 76px; }
  .tabs { position: sticky; top: 49px; z-index: 4; }
  .tab { font-size: 13px; padding: 9px 6px; }
  .ring-wrap { width: 136px; height: 136px; }
  .day-bar { height: 56px; }
  .week-strip { gap: 4px; }
  .day { font-size: 11px; }
  .toolbar input { max-width: none; flex: 1 1 100%; }
  .member-head { flex-direction: column; }
  .member-head .row { width: 100%; justify-content: space-between; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .tiles .tile:first-child { grid-column: span 2; }
  #log-form .btn-block { position: sticky; bottom: max(8px, env(safe-area-inset-bottom)); }
  .signin-card { padding: 28px 18px; border-radius: 16px; }
  .center { padding-top: 24px; }
}
@media (max-width: 600px) {
  #f-chips { display: grid; grid-template-columns: repeat(3, 1fr); }
  #f-chips .chip { min-height: 44px; padding: 0; }
  #f-chips .chip-input input { width: 100%; height: 100%; text-align: center; padding: 0 8px; }
}