:root {
  --bg: #f2f2f7;
  --secondary-bg: #ffffff;
  --text: #0b0b0d;
  --hint: #7a7a80;
  --link: #2481cc;
  --button: #2481cc;
  --button-text: #ffffff;
  --separator: rgba(0, 0, 0, 0.08);
  --danger: #e0433c;
  --ok: #34a853;
  --warn: #f5a623;
  --radius: 14px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  overscroll-behavior-y: none;
}

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }

.dev-banner {
  background: var(--warn);
  color: #1a1a1a;
  font-size: 12px;
  text-align: center;
  padding: 5px 8px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  background: var(--secondary-bg);
  border-bottom: 1px solid var(--separator);
}
.topbar h1 { flex: 1; font-size: 17px; margin: 0; font-weight: 600; }
.icon-btn {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  background: transparent; border: none; border-radius: 8px;
  font-size: 18px; color: var(--link);
}
.icon-btn:active { background: var(--separator); }

#app {
  padding: 10px 10px calc(70px + var(--safe-bottom));
  min-height: 60vh;
}

.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 5;
  display: flex;
  background: var(--secondary-bg);
  border-top: 1px solid var(--separator);
  padding-bottom: var(--safe-bottom);
}
.tab {
  flex: 1;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  background: none; border: none; padding: 8px 0 6px;
  color: var(--hint); font-size: 11px;
}
.tab-icon { font-size: 20px; }
.tab.active { color: var(--link); }

/* ---- overview strip ---- */
.overview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 10px;
}
.overview .stat {
  background: var(--secondary-bg);
  border-radius: var(--radius);
  padding: 8px 4px;
  text-align: center;
}
.overview .stat b { display: block; font-size: 18px; }
.overview .stat span { font-size: 10px; color: var(--hint); }
.overview .stat.warn b { color: var(--danger); }

.conn-banner {
  background: var(--secondary-bg);
  border-radius: var(--radius);
  padding: 10px 12px;
  margin-bottom: 10px;
  font-size: 13px;
  display: flex; align-items: center; gap: 8px;
}
.conn-banner.bad { color: var(--danger); }
.conn-banner.ok { color: var(--ok); }

/* ---- chips / filters ---- */
.chiprow {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 4px;
  scrollbar-width: none;
}
.chiprow::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto;
  background: var(--secondary-bg);
  border: 1px solid var(--separator);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 13px;
  white-space: nowrap;
  color: var(--text);
}
.chip.active { background: var(--button); color: var(--button-text); border-color: var(--button); }

/* ---- task cards ---- */
.card {
  background: var(--secondary-bg);
  border-radius: var(--radius);
  padding: 12px;
  margin-bottom: 8px;
}
.task-card { display: flex; flex-direction: column; gap: 4px; }
.task-card:active { opacity: 0.7; }
.task-top { display: flex; align-items: flex-start; gap: 8px; }
.dot { width: 9px; height: 9px; border-radius: 50%; margin-top: 5px; flex: none; }
.dot.critical { background: var(--danger); }
.dot.high { background: #ff9500; }
.dot.medium { background: #ffcc00; }
.dot.low { background: var(--ok); }
.task-title { font-weight: 600; font-size: 14.5px; flex: 1; }
.task-meta { font-size: 12px; color: var(--hint); display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
  display: inline-block;
  font-size: 10.5px;
  padding: 2px 7px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--hint);
}
.badge.overdue { background: var(--danger); color: #fff; }
.badge.status-new { background: #2481cc22; color: var(--link); }
.badge.status-in_progress { background: #f5a62322; color: #b5760a; }
.badge.status-snoozed { background: #8e8e9322; color: var(--hint); }
.badge.status-done { background: #34a85322; color: #1e7e34; }
.badge.status-false_positive { background: #e0433c22; color: var(--danger); }

.empty { text-align: center; color: var(--hint); padding: 40px 10px; font-size: 14px; }
.loading { text-align: center; color: var(--hint); padding: 30px 0; font-size: 13px; }

/* ---- task detail ---- */
.detail-section { margin-bottom: 12px; }
.detail-section h3 { font-size: 12px; text-transform: uppercase; color: var(--hint); margin: 0 0 4px; font-weight: 600; letter-spacing: .02em; }
.detail-section p { margin: 0; white-space: pre-wrap; word-break: break-word; }
.quote {
  background: var(--bg);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 13.5px;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 160px;
  overflow-y: auto;
}
.kv { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 13px; }
.kv div span { color: var(--hint); }
a.plain { color: var(--link); text-decoration: none; }

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.btn {
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  background: var(--bg);
  color: var(--text);
  flex: 1 1 auto;
  min-width: 44%;
  text-align: center;
}
.btn:active { opacity: .7; }
.btn.primary { background: var(--button); color: var(--button-text); }
.btn.danger { background: var(--danger); color: #fff; }
.btn.ghost { background: transparent; border: 1px solid var(--separator); }
.btn.full { min-width: 100%; }
.btn:disabled { opacity: .5; }

textarea.input, input.input, select.input {
  width: 100%;
  border: 1px solid var(--separator);
  border-radius: 10px;
  padding: 10px 12px;
  background: var(--bg);
  font-size: 14px;
}
textarea.input { min-height: 80px; resize: vertical; }

/* ---- settings ---- */
.setting-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 2px;
  border-bottom: 1px solid var(--separator);
  gap: 10px;
}
.setting-row:last-child { border-bottom: none; }
.setting-row .label { font-size: 14px; }
.setting-row .desc { font-size: 11.5px; color: var(--hint); margin-top: 1px; }
.switch {
  width: 44px; height: 26px; border-radius: 999px; background: var(--separator);
  position: relative; border: none; flex: none;
}
.switch.on { background: var(--ok); }
.switch .knob {
  position: absolute; top: 2px; left: 2px; width: 22px; height: 22px; border-radius: 50%;
  background: #fff; transition: transform .15s;
}
.switch.on .knob { transform: translateX(18px); }

.segmented { display: flex; background: var(--bg); border-radius: 10px; padding: 2px; gap: 2px; }
.segmented button {
  flex: 1; border: none; background: transparent; padding: 7px 4px; border-radius: 8px; font-size: 12.5px; color: var(--text);
}
.segmented button.active { background: var(--secondary-bg); font-weight: 600; }

/* ---- modal ---- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 20;
  display: flex; align-items: flex-end; justify-content: center;
}
.modal-sheet {
  background: var(--secondary-bg);
  width: 100%; max-width: 480px;
  border-radius: 16px 16px 0 0;
  padding: 16px 16px calc(16px + var(--safe-bottom));
}
.modal-sheet h3 { margin: 0 0 10px; font-size: 16px; }
.modal-sheet .actions { margin-top: 14px; }

.toast {
  position: fixed; left: 50%; bottom: calc(80px + var(--safe-bottom));
  transform: translateX(-50%);
  background: #1c1c1e; color: #fff;
  padding: 9px 16px; border-radius: 999px; font-size: 13px;
  z-index: 30; max-width: 90vw; text-align: center;
}
.toast.error { background: var(--danger); }

.section-title { font-size: 13px; font-weight: 600; color: var(--hint); margin: 14px 2px 6px; text-transform: uppercase; letter-spacing: .02em; }