:root{
  --bg:#f2f6f9;
  --card:#ffffff;
  --line:#e5ecf2;
  --txt:#12242e;
  --txt2:#61788a;
  --primary:#0e7490;
  --primary-d:#0b5c73;
  --accent:#10b981;
  --warn:#f59e0b;
  --danger:#e0483c;
  --shadow:0 2px 10px rgba(18,54,74,.07);
  --radius:14px;
  --nav-h:58px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg);color:var(--txt);
  font:15px/1.5 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  overscroll-behavior-y:none;
}
input,textarea,button,select{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none;padding:0}
h2{margin:0;font-size:16px}

#app{max-width:640px;margin:0 auto;min-height:100vh;position:relative;background:var(--bg)}
.pad{padding:0 14px 20px}

/* ---------- header ---------- */
.page-head{
  padding:calc(env(safe-area-inset-top) + 18px) 16px 12px;
  background:linear-gradient(135deg,#0e7490,#12869e);
  color:#fff;
}
.page-title{font-size:20px;font-weight:700;letter-spacing:.5px}
.page-sub{font-size:12.5px;opacity:.85;margin-top:2px}

.form-head{
  position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;
  padding:calc(env(safe-area-inset-top) + 10px) 12px 10px;
  background:#fff;border-bottom:1px solid var(--line);
}
.form-head-title{font-weight:700;font-size:16px}
.back-btn{font-size:15px;color:var(--primary);padding:4px 6px}
.save-btn{background:var(--primary);color:#fff;padding:7px 16px;border-radius:20px;font-weight:600;font-size:14px}
.save-btn:disabled{opacity:.5}

/* ---------- stats ---------- */
.stat-row{display:flex;gap:10px;margin-top:12px}
.stat-card{
  flex:1;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:12px 6px;text-align:center;
}
.stat-num{font-size:24px;font-weight:800;color:var(--primary);line-height:1.1}
.stat-lbl{font-size:12px;color:var(--txt2);margin-top:3px}

.streak-card{
  display:flex;align-items:center;gap:10px;margin-top:12px;
  background:linear-gradient(135deg,#fff7ed,#fffbeb);
  border:1px solid #fde3c0;border-radius:var(--radius);padding:11px 14px;
}
.streak-flame{font-size:20px}
.streak-text{font-size:13.5px;color:#8a5a12}
.streak-text b{font-size:17px;color:#c2410c}
.streak-hint{display:block;font-size:12px;color:#a17231;margin-top:1px}

.big-add{
  width:100%;margin-top:14px;display:flex;align-items:center;justify-content:center;gap:8px;
  background:var(--primary);color:#fff;border-radius:var(--radius);padding:15px;
  font-size:16px;font-weight:700;box-shadow:0 4px 14px rgba(14,116,144,.28);
}
.big-add:active{background:var(--primary-d)}
.big-add-icon{font-size:20px;line-height:1}

/* ---------- section ---------- */
.sec-head{display:flex;align-items:baseline;justify-content:space-between;margin:20px 2px 8px}
.sec-link{color:var(--primary);font-size:13px}

/* ---------- cards ---------- */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px;margin-top:12px}
.card-title{font-weight:700;font-size:14.5px;margin-bottom:10px;display:flex;gap:6px;align-items:baseline}
.muted{color:var(--txt2);font-weight:400;font-size:12px}
.tip{font-size:12px;color:var(--txt2);margin:9px 0 0;line-height:1.55}

/* ---------- record item ---------- */
.rec-list{display:flex;flex-direction:column;gap:10px}
.rec-item{
  background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:12px;display:flex;gap:11px;align-items:flex-start;
}
.rec-thumb{
  width:62px;height:62px;flex:0 0 62px;border-radius:10px;background:#e8eef3;
  object-fit:cover;display:block;
}
.rec-thumb.empty{display:flex;align-items:center;justify-content:center;font-size:22px;color:#a9bdc9}
.rec-main{flex:1;min-width:0}
.rec-line1{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.rec-code{font-weight:700;font-size:14.5px}
.rec-time{font-size:11.5px;color:var(--txt2);margin-left:auto;white-space:nowrap}
.rec-sites{font-size:12.5px;color:var(--primary);margin-top:3px}
.rec-conc{
  font-size:12.5px;color:#3d5566;margin-top:4px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rec-foot{display:flex;gap:6px;margin-top:6px;flex-wrap:wrap;align-items:center}
.badge{font-size:11px;padding:2px 7px;border-radius:10px;background:#eef4f8;color:#4a6b7d}
.badge.lv-normal{background:#e7f7ef;color:#0f8a52}
.badge.lv-mild{background:#fff6e3;color:#a56a06}
.badge.lv-moderate{background:#fdece6;color:#c2560f}
.badge.lv-severe{background:#fde7e5;color:#c02a1c}
.badge.lv-recheck{background:#eaeefb;color:#3b53b8}
.badge.lv-pending{background:#eef0f2;color:#5b6b7a}
.badge.img{background:#e8f1f6;color:#2b6d86}
.empty-state{text-align:center;color:var(--txt2);font-size:13.5px;padding:34px 10px}
.empty-state .ico{font-size:34px;display:block;margin-bottom:8px;opacity:.5}

/* ---------- search / chips ---------- */
.search-bar{margin-top:12px}
.search-bar input{
  width:100%;padding:10px 13px;border-radius:12px;border:1px solid var(--line);
  background:#fff;outline:none;
}
.search-bar input:focus{border-color:var(--primary)}
.chip-scroll{display:flex;gap:7px;overflow-x:auto;padding:10px 0 2px;-webkit-overflow-scrolling:touch}
.chip-scroll::-webkit-scrollbar{display:none}
.chip-wrap{display:flex;flex-wrap:wrap;gap:7px}
.chip{
  padding:6px 12px;border-radius:16px;background:#eef3f7;color:#41637a;font-size:13px;
  border:1px solid transparent;white-space:nowrap;
}
.chip.on{background:var(--primary);color:#fff}
.chip.ghost{background:#fff;border-color:var(--line)}
.chip.add{background:#fff;border:1px dashed var(--primary);color:var(--primary)}

/* ---------- form ---------- */
.field{display:block;margin-bottom:11px}
.field>span{display:block;font-size:12.5px;color:var(--txt2);margin-bottom:4px}
.req{color:var(--danger);font-style:normal}
.field input,.field textarea,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;
  background:#fbfdfe;outline:none;resize:vertical;
}
.field input:focus,.field textarea:focus,textarea:focus{border-color:var(--primary);background:#fff}
.field-row{display:flex;gap:10px}
.field-row .field{flex:1}
.btn-row{display:flex;gap:8px;margin-top:6px}
.btn-col{display:flex;flex-direction:column;gap:8px}

.btn{
  padding:11px 14px;border-radius:11px;background:#eef3f7;color:#2b4c5f;
  font-size:14px;font-weight:600;text-align:center;
}
.btn:active{opacity:.75}
.btn.primary{background:var(--primary);color:#fff}
.btn.danger{background:#fdeceb;color:var(--danger)}
.btn.small{padding:8px 12px;font-size:13.5px;flex:1}
.btn.ghost{background:#fff;border:1px solid var(--line);color:var(--primary)}

/* ---------- images ---------- */
.img-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
.img-cell{position:relative;padding-top:100%;border-radius:10px;overflow:hidden;background:#e8eef3}
.img-cell img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.img-cell .del{
  position:absolute;top:3px;right:3px;width:22px;height:22px;border-radius:50%;
  background:rgba(0,0,0,.55);color:#fff;font-size:13px;line-height:22px;text-align:center;
}
.img-cell .add{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:24px;color:#8aa5b6}

/* ---------- measurements ---------- */
.quick-row{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.mrow{display:flex;gap:6px;align-items:center;margin-bottom:7px}
.mrow input{flex:1;min-width:0;padding:9px 10px;border:1px solid var(--line);border-radius:9px;background:#fbfdfe;outline:none}
.mrow input.m-name{flex:1.6}
.mrow input.m-val{flex:.9;text-align:right}
.mrow input.m-unit{flex:.7;color:var(--txt2)}
.mrow .rm{color:#a9bcc8;font-size:17px;padding:0 3px}

/* ---------- charts ---------- */
.trend{display:flex;align-items:flex-end;gap:4px;height:110px;padding-top:6px}
.trend .bar-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;height:100%;justify-content:flex-end}
.trend .bar{width:100%;max-width:22px;background:var(--primary);border-radius:4px 4px 0 0;min-height:2px}
.trend .bar.zero{background:#dfe8ee}
.trend .lbl{font-size:9px;color:var(--txt2);white-space:nowrap}
.trend .val{font-size:9.5px;color:var(--primary);font-weight:700}
.bars{display:flex;flex-direction:column;gap:8px}
.bars .b-row{display:flex;align-items:center;gap:9px}
.bars .b-name{width:88px;flex:0 0 88px;font-size:12.5px;color:#3d5566;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bars .b-track{flex:1;height:16px;background:#eef3f7;border-radius:8px;overflow:hidden}
.bars .b-fill{height:100%;background:var(--primary);border-radius:8px}
.bars .b-num{width:26px;text-align:right;font-size:12px;color:var(--txt2);font-weight:700}

/* ---------- about ---------- */
.about{margin:0;padding-left:18px;font-size:12.5px;color:#4a6478;line-height:1.65}
.about li{margin-bottom:4px}

/* ---------- detail ---------- */
.d-head{display:flex;gap:12px;align-items:center;margin-bottom:12px}
.d-code{font-size:19px;font-weight:800}
.d-time{font-size:12.5px;color:var(--txt2)}
.d-sec{margin-top:14px}
.d-sec h3{margin:0 0 6px;font-size:13px;color:var(--txt2);font-weight:700}
.kv{display:flex;justify-content:space-between;gap:10px;padding:7px 0;border-bottom:1px dashed var(--line);font-size:13.5px}
.kv .k{color:var(--txt2)}
.kv .v{font-weight:600;text-align:right}
.d-note{font-size:13.5px;line-height:1.6;white-space:pre-wrap}
.d-imgs{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
.d-imgs img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:10px;background:#e8eef3}

/* ---------- FAB & tabbar ---------- */
.fab{
  position:fixed;left:50%;transform:translateX(-50%);
  bottom:calc(env(safe-area-inset-bottom) + var(--nav-h) - 22px);
  width:54px;height:54px;border-radius:50%;background:var(--primary);color:#fff;
  font-size:28px;line-height:54px;text-align:center;
  box-shadow:0 6px 18px rgba(14,116,144,.4);z-index:40;
}
.fab:active{transform:translateX(-50%) scale(.94)}
.fab[hidden]{display:none}
.tabbar{
  position:fixed;bottom:0;left:0;right:0;height:calc(env(safe-area-inset-bottom) + var(--nav-h));
  background:#fff;border-top:1px solid var(--line);display:flex;align-items:flex-start;
  padding-top:6px;z-index:35;max-width:640px;margin:0 auto;
}
.tab{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:1px;
  font-size:11px;color:#8ea4b3;padding:2px 0;
}
.tab span{font-size:19px;line-height:1}
.tab.active{color:var(--primary)}
.tab-gap{width:56px;flex:0 0 56px}
.foot-space{height:110px}

/* ---------- viewer ---------- */
.viewer{
  position:fixed;inset:0;background:#000;z-index:60;display:flex;
  align-items:center;justify-content:center;
}
.viewer[hidden]{display:none}
.viewer img{max-width:100%;max-height:100%;object-fit:contain}
.viewer-close{position:absolute;top:calc(env(safe-area-inset-top) + 12px);right:14px;color:#fff;font-size:22px;width:38px;height:38px}
.viewer-del{
  position:absolute;bottom:calc(env(safe-area-inset-bottom) + 22px);left:50%;transform:translateX(-50%);
  background:rgba(255,255,255,.16);color:#fff;padding:9px 20px;border-radius:20px;font-size:14px;
}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;bottom:120px;transform:translateX(-50%) translateY(10px);
  background:rgba(18,36,46,.94);color:#fff;padding:10px 16px;border-radius:20px;
  font-size:13.5px;z-index:80;opacity:0;pointer-events:none;transition:.22s;max-width:80%;text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

.view[hidden]{display:none}