:root {
  --primary: #0d9488;
  --primary-dark: #0f766e;
  --bg: #f0fdfa;
  --card: #fff;
  --text: #1e293b;
  --text2: #64748b;
  --border: #e2e8f0;
  --danger: #ef4444;
  --success: #10b981;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { height: 100%; overflow: hidden; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  height: 100%;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-user-select: none;
}
#app { display: flex; flex-direction: column; height: 100%; }

/* ── Top Bar ────────────────────────────────────── */
#top-bar {
  background: var(--primary);
  color: #fff;
  padding: 12px 16px 10px;
  padding-top: calc(12px + var(--safe-t));
  text-align: center;
  flex-shrink: 0;
}
#top-bar h1 { font-size: 17px; font-weight: 800; letter-spacing: 0.5px; }
#top-bar .date { font-size: 12px; opacity: 0.85; margin-top: 1px; }

/* ── Content ────────────────────────────────────── */
#content { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.sticky-section { position: sticky; top: 0; z-index: 5; background: var(--bg); }

/* ── Section Headers ────────────────────────────── */
.sec-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.sec-header .count {
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  padding: 2px 10px;
  border-radius: 10px;
  font-weight: 700;
}
.sec-header .count.dim { background: #cbd5e1; color: #64748b; }

/* ── Person Row ─────────────────────────────────── */
.person-row {
  display: flex;
  align-items: center;
  padding: 13px 14px;
  margin: 0 10px 6px;
  background: #fff;
  border-radius: 12px;
  gap: 10px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
  cursor: pointer;
  transition: all 0.15s;
  border: 1.5px solid transparent;
}
.person-row:active { transform: scale(0.985); background: #f0fdfa; border-color: var(--primary); }
.person-row .avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: #e0f2fe;
  color: #0369a1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}
.person-row .avatar.member { background: #d1fae5; color: #065f46; }
.person-row .avatar.guest { background: #fef3c7; color: #92400e; }
.person-row .avatar.observer { background: #e0e7ff; color: #3730a3; }

.person-row .info { flex: 1; min-width: 0; }
.person-row .info .pname { font-weight: 600; font-size: 16px; }
.person-row .info .pmeta { font-size: 12px; color: var(--text2); margin-top: 1px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.person-row .pbadge {
  display: flex; flex-direction: column; align-items: flex-end; gap: 2px; flex-shrink: 0;
}
.person-row .pbadge .time { font-size: 13px; font-weight: 700; color: var(--primary); }
.person-row .pbadge .pay {
  font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 6px;
}
.pay-paid { background: #d1fae5; color: #065f46; }
.pay-unpaid { background: #fee2e2; color: #991b1b; }

/* ── All rows are tappable ──────────────────────── */
.person-row { cursor: pointer; }
.person-row.static {
  cursor: default;
  pointer-events: none;
  background: #fff;
  border-radius: 0;
  box-shadow: none;
  border: none;
  border-bottom: 1px solid #f1f5f9;
  margin: 0 10px;
  padding: 12px 0;
  transform: none !important;
}
.person-row.static:active {
  transform: none !important;
  background: #fff;
  border-color: transparent;
}
.person-row.static .avatar { background: #f8fafc; color: #94a3b8; }

/* ── Confirm Dialog ─────────────────────────────── */
.dialog-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 100; animation: fadeIn 0.15s;
  padding: 20px;
}
.dialog-box {
  background: #fff;
  border-radius: 18px;
  padding: 24px 20px 20px;
  width: 100%;
  max-width: 320px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  animation: popIn 0.2s;
}
.dialog-box .dname { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.dialog-box .dmeta { font-size: 13px; color: var(--text2); margin-bottom: 8px; }
.dialog-box .dconfirm { font-size: 15px; color: var(--text2); margin-bottom: 16px; }
.dialog-btns { display: flex; gap: 10px; }
.dialog-btns button {
  flex: 1; padding: 12px; border-radius: 10px;
  font-size: 16px; font-weight: 700; border: none; cursor: pointer;
  transition: opacity 0.15s;
}
.dialog-btns button:active { opacity: 0.8; }
.btn-no { background: #f1f5f9; color: var(--text2); }
.btn-yes { background: var(--primary); color: #fff; }

/* ── Result overlay (after confirm) ─────────────── */
.result-toast {
  position: fixed; top: 50%; left: 50%; transform: translate(-50%,-50%);
  background: #fff; border-radius: 16px; padding: 20px 24px;
  text-align: center; z-index: 150;
  box-shadow: 0 16px 48px rgba(0,0,0,0.2);
  animation: popIn 0.2s;
  pointer-events: none;
}
.result-toast .check-icon { font-size: 40px; margin-bottom: 8px; }
.result-toast .rname { font-size: 18px; font-weight: 700; }
.result-toast .rtime { font-size: 14px; color: var(--primary); font-weight: 600; margin-top: 4px; }
.result-toast .rpay {
  display: inline-block; margin-top: 8px; padding: 4px 14px;
  border-radius: 10px; font-size: 13px; font-weight: 700;
}

@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
@keyframes popIn { from { transform: scale(0.9); opacity: 0 } to { transform: scale(1); opacity: 1 } }

/* ── No meeting ─────────────────────────────────── */
.no-meeting { text-align: center; padding: 60px 20px; color: var(--text2); }
.no-meeting .icon { font-size: 48px; margin-bottom: 12px; opacity: 0.4; }

/* ── Dimmed state when dialog open ──────────────── */
.dimmed { opacity: 0.25; pointer-events: none; transition: opacity 0.2s; }

/* ── Bottom Bar ────────────────────────────────── */
#bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  padding-bottom: calc(10px + var(--safe-b));
  background: var(--primary);
  color: #fff;
  flex-shrink: 0;
  gap: 12px;
  font-size: 13px;
}
#bottom-msg { flex: 1; font-weight: 500; }
#bottom-btn {
  padding: 8px 18px;
  border-radius: 8px;
  border: 2px solid rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.15);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}
#bottom-btn:active { background: rgba(255,255,255,0.3); }

/* ── Toast ──────────────────────────────────────── */
#toast {
  position: fixed; bottom: calc(var(--safe-b) + 16px); left: 50%; transform: translateX(-50%);
  background: #1e293b; color: #fff; padding: 10px 20px; border-radius: 20px;
  font-size: 14px; font-weight: 500; z-index: 200; pointer-events: none;
  opacity: 0; transition: opacity 0.3s;
}
#toast.show { opacity: 1; }

/* ── Loading ────────────────────────────────────── */
.loading { text-align: center; padding: 40px; color: var(--text2); }

/* ── Responsive ─────────────────────────────────── */
@media (min-width: 768px) {
  body { display: flex; justify-content: center; background: #e2e8f0; }
  #app { max-width: 430px; width: 100%; height: 100%; background: var(--bg); box-shadow: 0 0 40px rgba(0,0,0,0.1); }
}