:root {
  --bg: #f4f6f3;
  --card: #ffffff;
  --ink: #16211c;
  --muted: #65766d;
  --line: #dfe7e2;
  --accent: #0f7a5a;
  --accent-dark: #0b5c44;
  --accent-soft: #e6f4ee;
  --amber: #b45309;
  --amber-soft: #fef3c7;
  --danger: #b91c1c;
  --danger-soft: #fee2e2;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 40, 30, 0.06), 0 8px 24px rgba(16, 40, 30, 0.05);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Sarabun", "Noto Sans Thai", "Leelawadee UI", "Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

#app { max-width: 700px; margin: 0 auto; padding-bottom: 92px; }

/* ---------- header ---------- */
#top {
  position: sticky; top: 0; z-index: 20;
  background: rgba(244, 246, 243, 0.92);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
  padding: 10px 16px 9px;
}
.top-row { display: flex; align-items: center; gap: 8px; }
.top-title { font-weight: 700; font-size: 15px; letter-spacing: -0.01em; }
.top-sub { font-size: 12px; color: var(--muted); margin-top: -2px; }
.top-spacer { flex: 1; }
.dot {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; color: var(--muted);
  border: 1px solid var(--line); background: var(--card);
  padding: 3px 8px; border-radius: 999px; white-space: nowrap;
}
.dot i { width: 7px; height: 7px; border-radius: 50%; background: #9aa9a0; display: inline-block; }
.dot.ok i { background: #16a34a; }
.dot.busy i { background: #d97706; }
.dot.bad i { background: #dc2626; }

/* ---------- view ---------- */
main { padding: 14px 16px 8px; }
h1, h2, h3 { margin: 0; }
.hero { margin-bottom: 14px; }
.hero h1 { font-size: 21px; line-height: 1.3; letter-spacing: -0.02em; }
.hero .sub { color: var(--muted); font-size: 13px; margin-top: 3px; }
.eyebrow { font-size: 12px; text-transform: none; color: var(--accent); font-weight: 700; letter-spacing: 0.02em; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px; margin-bottom: 12px; box-shadow: var(--shadow);
}
.card-head { display: flex; align-items: baseline; gap: 8px; margin-bottom: 10px; }
.card-head h2 { font-size: 14px; font-weight: 700; }
.card-head .count { font-size: 12px; color: var(--muted); margin-left: auto; }

.big {
  background: linear-gradient(160deg, #0f7a5a 0%, #0b5c44 100%);
  color: #fff; border: 0;
}
.big .n { font-size: 34px; font-weight: 800; line-height: 1.05; letter-spacing: -0.03em; }
.big .lbl { font-size: 12px; opacity: 0.85; }
.big .t { font-size: 15px; font-weight: 700; margin-top: 6px; }
.big .n2 { font-size: 12px; opacity: 0.8; }
.big.warn { background: linear-gradient(160deg, #b45309, #92400e); }
.big.done { background: linear-gradient(160deg, #374151, #1f2937); }

/* ---------- rows ---------- */
.row {
  display: flex; align-items: flex-start; gap: 10px; width: 100%;
  text-align: left; background: none; border: 0; border-top: 1px solid var(--line);
  padding: 10px 0; font: inherit; color: inherit; cursor: pointer;
}
.row:first-of-type { border-top: 0; }
.row:active { opacity: 0.65; }
.box {
  flex: 0 0 auto; width: 22px; height: 22px; margin-top: 1px;
  border: 2px solid #c3cfc8; border-radius: 7px; display: grid; place-items: center;
  background: #fff; color: transparent; font-size: 13px; font-weight: 700;
  transition: background 0.12s, border-color 0.12s;
}
.row.done .box { background: var(--accent); border-color: var(--accent); color: #fff; }
.row.done .rt { color: var(--muted); text-decoration: line-through; text-decoration-thickness: 1px; }
.rt { font-size: 14.5px; line-height: 1.4; }
.rd { font-size: 12px; color: var(--muted); margin-top: 2px; }
.rt-wrap { flex: 1; min-width: 0; }

.chip {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; font-weight: 600; padding: 2px 7px; border-radius: 999px;
  background: #eef2f0; color: #4b5c53; white-space: nowrap;
}
.chip.due { background: var(--accent-soft); color: var(--accent-dark); }
.chip.late { background: var(--danger-soft); color: var(--danger); }
.chip.win { background: var(--amber-soft); color: var(--amber); }
.chip.muted { background: #f1f4f2; color: #7b8b82; }
.chips { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 5px; }

/* ---------- bar ---------- */
.bar { display: block; height: 7px; border-radius: 999px; background: #e6ece8; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--accent); border-radius: 999px; transition: width 0.3s; }
.bar.t > i { background: #0ea5a0; }
.stat { display: flex; align-items: center; gap: 10px; margin-top: 8px; font-size: 12px; color: var(--muted); }
.stat b { color: var(--ink); font-size: 13px; }

/* ---------- nav ---------- */
#nav {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  display: flex; justify-content: center; gap: 2px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(140%) blur(12px);
  border-top: 1px solid var(--line);
  padding: 6px 6px calc(6px + env(safe-area-inset-bottom));
}
#nav button {
  flex: 1 1 0; max-width: 96px; background: none; border: 0; font: inherit;
  font-size: 10.5px; color: var(--muted); padding: 4px 2px 3px; border-radius: 10px;
  display: flex; flex-direction: column; align-items: center; gap: 2px; cursor: pointer;
}
#nav button span.ic { font-size: 18px; line-height: 1; filter: grayscale(0.35); }
#nav button.on { color: var(--accent); background: var(--accent-soft); }
#nav button.on span.ic { filter: none; }

/* ---------- misc ---------- */
.list { display: flex; flex-direction: column; }
.empty { color: var(--muted); font-size: 13px; padding: 6px 0; }
.btn {
  font: inherit; font-size: 14px; font-weight: 600; border-radius: 10px;
  border: 1px solid var(--line); background: #fff; color: var(--ink);
  padding: 9px 14px; cursor: pointer;
}
.btn:active { opacity: 0.7; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { background: #fff; border-color: #f3c9c9; color: var(--danger); }
.btn.ok { background: var(--accent-soft); border-color: #bfe4d5; color: var(--accent-dark); }
.btn-sm { font-size: 12.5px; padding: 6px 10px; border-radius: 8px; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }
input[type="text"], textarea, select {
  font: inherit; font-size: 15px; width: 100%; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 10px; background: #fff; color: var(--ink);
}
input:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
label.f { display: block; font-size: 12.5px; color: var(--muted); margin: 10px 0 4px; font-weight: 600; }
textarea { min-height: 64px; resize: vertical; }
.hint { font-size: 12px; color: var(--muted); margin-top: 6px; }
.emojis { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.emojis button {
  width: 40px; height: 40px; font-size: 20px; border-radius: 10px;
  border: 1px solid var(--line); background: #fff; cursor: pointer;
}
.emojis button.on { border-color: var(--accent); background: var(--accent-soft); }

.nbtn {
  flex: 0 0 auto; width: 34px; height: 34px; margin-top: 1px;
  border: 1px solid var(--line); background: #fff; border-radius: 9px;
  font-size: 15px; cursor: pointer; opacity: 0.5; padding: 0;
}
.nbtn.has { opacity: 1; border-color: #bfe4d5; background: var(--accent-soft); }
.bar.mini { height: 4px; margin-top: 5px; max-width: 150px; }

.toast {
  position: fixed; left: 50%; bottom: 92px; transform: translateX(-50%);
  background: #16211c; color: #fff; font-size: 13px; padding: 9px 14px;
  border-radius: 999px; z-index: 60; box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  max-width: 86vw; text-align: center;
}

/* ---------- gate ---------- */
.gate { padding: 26px 4px; }
.gate .emoji { font-size: 40px; }
.gate h1 { font-size: 20px; margin: 10px 0 6px; }
.gate p { color: var(--muted); font-size: 14px; margin: 6px 0; }
.gate code { background: #eef2f0; padding: 1px 6px; border-radius: 6px; fontSize: 12px; }

/* ---------- timeline ---------- */
.weeks { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; margin-top: 4px; }
.wk {
  border: 1px solid var(--line); border-radius: 10px; padding: 6px 4px; text-align: center;
  background: #fff; font-size: 11px; color: var(--muted);
}
.wk b { display: block; font-size: 13px; color: var(--ink); }
.wk.now { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-dark); }
.wk.now b { color: var(--accent-dark); }
.wk.past { opacity: 0.5; }

.ms { display: flex; gap: 10px; padding: 9px 0; border-top: 1px solid var(--line); }
.ms:first-child { border-top: 0; }
.ms .date { flex: 0 0 62px; font-size: 12px; color: var(--muted); font-weight: 600; }
.ms.past { opacity: 0.45; }
.ms .tt { font-size: 14px; font-weight: 600; line-height: 1.35; }
.ms .nn { font-size: 12px; color: var(--muted); }
.ms .k { width: 4px; border-radius: 4px; background: #cbd5cf; flex: 0 0 4px; }
.ms .k.start { background: #16a34a; }
.ms .k.visit { background: #7c3aed; }
.ms .k.deadline, .ms .k.big { background: #dc2626; }
.ms .k.month { background: #0ea5a0; }
.ms .k.warn { background: #d97706; }
.ms .k.event { background: #94a3b8; }
.ms .k.done { background: #cbd5cf; }

.prog-wrap { margin: 4px 0 2px; }
.prog-lbl { display: flex; justify-content: space-between; font-size: 11.5px; color: var(--muted); margin-bottom: 4px; }

/* person / class cards */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.person {
  display: flex; align-items: center; gap: 9px; width: 100%; text-align: left;
  background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 9px 11px;
  font: inherit; color: inherit; cursor: pointer;
}
.person:active { opacity: 0.7; }
.person .av { font-size: 20px; }
.person .nm { font-weight: 600; font-size: 14px; line-height: 1.25; }
.person .sm { font-size: 11px; color: var(--muted); }
.person .pc { margin-left: auto; font-size: 12px; font-weight: 700; color: var(--accent); }

details > summary { cursor: pointer; font-size: 13px; color: var(--muted); padding: 8px 0; }
details[open] > summary { color: var(--ink); }

.note-box { margin: 2px 0 10px; padding: 8px; background: #fafbfa; border: 1px solid var(--line); border-radius: 10px; }
.note-box textarea { min-height: 52px; font-size: 14px; }
.warn-txt { font-size: 11.5px; color: var(--amber); }
hr.sep { border: 0; border-top: 1px solid var(--line); margin: 12px 0; }
.kv { display: flex; justify-content: space-between; gap: 10px; font-size: 13.5px; padding: 5px 0; }
.kv span:first-child { color: var(--muted); }