:root {
  --mint: #a8d5ba;
  --fog: #a3c4dc;
  --cream: #fdf6ec;
  --apricot: #f6cfa5;
  --ink: #3d4852;
  --ink-soft: #7a8691;
  --card: #ffffff;
  --bg: linear-gradient(160deg, #eef7f1 0%, #eaf2f8 55%, #fdf6ec 100%);
  --radius: 20px;
  --shadow: 0 6px 24px rgba(97, 125, 145, 0.12);
  --ease-soft: cubic-bezier(0.33, 1, 0.68, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  background-attachment: fixed;
  color: var(--ink);
  min-height: 100vh;
}

.app { max-width: 640px; margin: 0 auto; padding: 20px 16px 60px; }

/* ---------- header ---------- */
.header { margin-bottom: 18px; }
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.brand-icon { font-size: 40px; }
.header h1 { font-size: 26px; letter-spacing: 2px; }
.tagline { color: var(--ink-soft); font-size: 13px; margin-top: 2px; }

.tabs { display: flex; gap: 8px; background: rgba(255,255,255,.6); padding: 5px; border-radius: 999px; backdrop-filter: blur(6px); }
.tab {
  flex: 1; border: none; background: transparent; padding: 10px 0;
  border-radius: 999px; font-size: 15px; cursor: pointer; color: var(--ink-soft);
  transition: all .3s var(--ease-soft);
}
.tab.active { background: var(--card); color: var(--ink); box-shadow: var(--shadow); font-weight: 600; }

/* ---------- panels & cards ---------- */
.panel { display: none; animation: fadeUp .4s var(--ease-soft); }
.panel.active { display: block; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.card {
  background: var(--card); border-radius: var(--radius);
  padding: 22px 20px; margin-bottom: 16px; box-shadow: var(--shadow);
}
.card h2 { font-size: 18px; margin-bottom: 14px; }
.card h3 { font-size: 15px; margin: 18px 0 10px; }
.hint { font-size: 12px; color: var(--ink-soft); font-weight: normal; margin-left: 6px; }

/* ---------- mood picker ---------- */
.mood-picker { display: flex; justify-content: space-between; gap: 6px; }
.mood-btn {
  flex: 1; border: 2px solid transparent; background: #f6f8f7; border-radius: 16px;
  padding: 10px 0 8px; cursor: pointer; text-align: center;
  transition: all .25s var(--ease-soft);
}
.mood-btn .emoji { font-size: 30px; display: block; }
.mood-btn .label { font-size: 11px; color: var(--ink-soft); display: block; margin-top: 4px; }
.mood-btn.selected { border-color: var(--mint); background: #eef7f1; transform: translateY(-3px); box-shadow: var(--shadow); }

/* ---------- chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1.5px solid #e3eae6; background: #fbfdfc; color: var(--ink-soft);
  padding: 7px 14px; border-radius: 999px; font-size: 14px; cursor: pointer;
  transition: all .2s var(--ease-soft);
}
.chip.selected { background: var(--mint); border-color: var(--mint); color: #2c5140; font-weight: 600; }
#triggerChips .chip.selected { background: var(--fog); border-color: var(--fog); color: #2c4459; }

/* ---------- note ---------- */
textarea {
  width: 100%; border: 1.5px solid #e3eae6; border-radius: 14px; padding: 12px 14px;
  font-size: 14px; font-family: inherit; resize: vertical; background: #fbfdfc; color: var(--ink);
}
textarea:focus { outline: none; border-color: var(--mint); }

/* ---------- buttons ---------- */
.btn-primary {
  width: 100%; margin-top: 18px; border: none; border-radius: 999px;
  padding: 14px; font-size: 16px; font-weight: 600; cursor: pointer;
  background: linear-gradient(120deg, var(--mint), var(--fog)); color: #fff;
  transition: all .25s var(--ease-soft);
}
.btn-primary:hover { filter: brightness(1.05); transform: translateY(-1px); }
.btn-ghost {
  border: 1.5px solid #e3eae6; background: #fff; color: var(--ink);
  border-radius: 999px; padding: 9px 16px; font-size: 13px; cursor: pointer; margin: 4px 6px 4px 0;
}
.btn-danger {
  border: 1.5px solid #f3c1c1; background: #fff; color: #c05a5a;
  border-radius: 999px; padding: 9px 16px; font-size: 13px; cursor: pointer; margin: 4px 6px 4px 0;
}
.hidden { display: none !important; }
.privacy-note { text-align: center; font-size: 12px; color: var(--ink-soft); margin-top: 12px; }

/* ---------- empathy / reco ---------- */
.empathy-card { background: linear-gradient(135deg, #eef7f1, #eaf2f8); border-left: 4px solid var(--mint); }
.empathy-card p { font-size: 15px; line-height: 1.8; }
.reco-list { display: flex; flex-direction: column; gap: 10px; margin-top: 12px; }
.reco-item {
  display: flex; gap: 12px; align-items: flex-start;
  background: #f8faf9; border-radius: 14px; padding: 14px;
}
.reco-item .icon { font-size: 24px; }
.reco-item .title { font-size: 15px; font-weight: 600; }
.reco-item .meta { font-size: 12px; color: var(--ink-soft); margin: 2px 0 6px; }
.reco-item .content { font-size: 13px; line-height: 1.7; color: var(--ink); }
.reco-item a { color: #5a8fc0; text-decoration: none; font-size: 13px; }
.reco-item a:hover { text-decoration: underline; }

/* ---------- crisis ---------- */
.crisis-card { background: #fff8f0; border: 1.5px solid var(--apricot); }
.crisis-card ul { margin: 10px 0 10px 20px; font-size: 14px; line-height: 2; }
.disclaimer { font-size: 12px; color: var(--ink-soft); margin-top: 8px; }

/* ---------- stats ---------- */
.stat-row { display: flex; gap: 10px; margin-bottom: 16px; }
.stat-box {
  flex: 1; background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 14px 8px; text-align: center;
}
.stat-box .num { font-size: 22px; font-weight: 700; }
.stat-box .lbl { font-size: 12px; color: var(--ink-soft); margin-top: 2px; }

/* ---------- chart ---------- */
.chart-box { width: 100%; overflow-x: auto; }
.chart-empty { color: var(--ink-soft); font-size: 14px; text-align: center; padding: 30px 0; }

/* ---------- calendar ---------- */
.calendar { display: grid; grid-template-columns: repeat(7, 1fr); gap: 5px; }
.cal-head { font-size: 11px; color: var(--ink-soft); text-align: center; padding: 4px 0; }
.cal-cell {
  aspect-ratio: 1; border-radius: 9px; background: #f2f5f3;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; color: var(--ink-soft);
}
.cal-cell.m1 { background: #f2b8b8; color: #7a3535; }
.cal-cell.m2 { background: #f6d9a8; color: #7a5a2c; }
.cal-cell.m3 { background: #e9e6c8; color: #66603a; }
.cal-cell.m4 { background: #c3dfc9; color: #2f5d3f; }
.cal-cell.m5 { background: #93cfae; color: #1f4d33; }
.cal-cell.blank { background: transparent; }
.legend { display: flex; align-items: center; gap: 4px; justify-content: center; margin-top: 12px; font-size: 11px; color: var(--ink-soft); }
.lg { width: 14px; height: 14px; border-radius: 4px; display: inline-block; }
.lg1 { background: #f2b8b8; } .lg2 { background: #f6d9a8; } .lg3 { background: #e9e6c8; } .lg4 { background: #c3dfc9; } .lg5 { background: #93cfae; }

/* ---------- trigger table ---------- */
.trow { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid #f0f3f1; }
.trow:last-child { border-bottom: none; }
.trow .name { width: 64px; font-size: 14px; }
.trow .bar-wrap { flex: 1; background: #f0f3f1; border-radius: 999px; height: 12px; overflow: hidden; }
.trow .bar { height: 100%; border-radius: 999px; transition: width .6s var(--ease-soft); }
.trow .score { width: 72px; text-align: right; font-size: 12px; color: var(--ink-soft); }

/* ---------- cloud ---------- */
.cloud { display: flex; flex-wrap: wrap; gap: 10px 14px; align-items: baseline; padding: 8px 0; }
.cloud span { color: var(--ink-soft); }

/* ---------- breathing ---------- */
.breath-card { text-align: center; }
.breath-stage { display: flex; justify-content: center; padding: 26px 0; }
.breath-circle {
  width: 180px; height: 180px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #cdeadb, var(--fog));
  display: flex; align-items: center; justify-content: center;
  transform: scale(0.7); transition: transform 4s var(--ease-soft);
  box-shadow: 0 10px 40px rgba(163, 196, 220, 0.4);
}
.breath-circle span { font-size: 17px; color: #2c4459; font-weight: 600; letter-spacing: 2px; }
.breath-controls { display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap; }
.breath-controls .btn-primary { width: auto; margin-top: 0; padding: 12px 34px; }
.voice-toggle { font-size: 13px; color: var(--ink-soft); display: flex; align-items: center; gap: 5px; }

/* ---------- footer ---------- */
.footer { text-align: center; font-size: 12px; color: var(--ink-soft); margin-top: 30px; }

@media (max-width: 480px) {
  .mood-btn .emoji { font-size: 24px; }
  .header h1 { font-size: 22px; }
}