/* =========================================================
   岐黄 · 中医智能辨证诊疗系统
   设计风格：中医传统美学（宣纸 / 朱砂 / 黛青 / 墨 / 金）
   ========================================================= */

:root {
  --paper: #f7f1e5;
  --paper-2: #fbf6ea;
  --card: #fffdf7;
  --card-2: #f6efe0;
  --ink: #3a3428;
  --ink-2: #7a7260;
  --ink-3: #9a907c;
  --line: #e8e0d0;
  --cinnabar: #a23b2a;
  --cinnabar-soft: #f6e8e3;
  --jade: #3d7a5a;
  --jade-soft: #e7f0ea;
  --gold: #b08d3f;
  --gold-soft: #f4ead6;
  --danger: #b3372b;
  --shadow: 0 1px 3px rgba(58, 52, 40, .08), 0 4px 16px rgba(58, 52, 40, .06);
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --kai: "Kaiti SC", "KaiTi", "STKaiti", "Noto Serif SC", serif;
  --radius: 12px;
  --safe-b: env(safe-area-inset-bottom, 0px);
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--serif);
  color: var(--ink);
  background-color: var(--paper);
  background-image:
    radial-gradient(ellipse at 20% 0%, rgba(176, 141, 63, .06), transparent 55%),
    radial-gradient(ellipse at 90% 90%, rgba(61, 122, 90, .06), transparent 55%);
  min-height: 100vh;
  line-height: 1.6;
}

.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 14px calc(76px + var(--safe-b));
}

/* ---------------- 顶部 ---------------- */
.topbar {
  display: flex;
  align-items: center;
  padding: 14px 2px 12px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-seal {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  background: var(--cinnabar);
  color: var(--paper);
  font-family: var(--kai);
  font-size: 18px;
  border-radius: 9px 9px 9px 3px;
  box-shadow: inset 0 0 0 2px rgba(247, 241, 229, .35), var(--shadow);
  letter-spacing: 1px;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text b { font-family: var(--kai); font-size: 18px; letter-spacing: 2px; }
.brand-text i { font-style: normal; font-size: 11px; color: var(--ink-3); letter-spacing: 1px; }

/* ---------------- 卡片 ---------------- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
  margin-bottom: 14px;
}
.card-title {
  font-family: var(--kai);
  font-size: 17px;
  color: var(--cinnabar);
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 10px;
}
.card-title::before {
  content: "";
  width: 4px; height: 16px;
  background: var(--cinnabar);
  border-radius: 2px;
}
.card-sub { font-size: 12px; color: var(--ink-3); margin-top: -4px; margin-bottom: 10px; }

.section-gap { height: 10px; }

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font-family: var(--kai);
  font-size: 16px; letter-spacing: 2px;
  padding: 12px 22px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  cursor: pointer;
  text-decoration: none;
  transition: transform .12s, box-shadow .2s, background .2s;
  min-height: 44px;
}
.btn:active { transform: scale(.97); }
.btn-primary {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
  color: #fffdf7;
  box-shadow: 0 3px 12px rgba(162, 59, 42, .28);
}
.btn-primary:hover { background: #b4432f; box-shadow: 0 4px 16px rgba(162, 59, 42, .35); }
.btn-primary:disabled { opacity: .55; cursor: not-allowed; }
.btn-jade { background: var(--jade); border-color: var(--jade); color: #fffdf7; }
.btn-jade:hover { background: #478b68; }
.btn-ghost { background: transparent; border-color: var(--line); }
.btn-block { width: 100%; }
.btn-sm { padding: 8px 14px; font-size: 14px; min-height: 36px; letter-spacing: 1px; }

/* ---------------- 表单 ---------------- */
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; color: var(--ink-2); margin-bottom: 6px; letter-spacing: 1px; }
.input, select.input, textarea.input {
  width: 100%;
  font-family: var(--serif);
  font-size: 16px;
  color: var(--ink);
  background: #fffdf7;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  min-height: 46px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(176, 141, 63, .14); }
textarea.input { resize: vertical; min-height: 76px; line-height: 1.6; }
.input-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ---------------- 症状勾选 chips ---------------- */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center;
  font-size: 14px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fffdf7;
  color: var(--ink);
  cursor: pointer;
  user-select: none;
  transition: all .15s;
  min-height: 38px;
}
.chip:active { transform: scale(.96); }
.chip.on {
  background: var(--cinnabar-soft);
  border-color: var(--cinnabar);
  color: var(--cinnabar);
  font-weight: 600;
  box-shadow: inset 0 0 0 1px rgba(162, 59, 42, .18);
}
.cat-block { margin-bottom: 14px; }
.cat-head { display: flex; align-items: baseline; gap: 8px; margin-bottom: 8px; }
.cat-name { font-family: var(--kai); font-size: 15px; color: var(--jade); font-weight: 600; }
.cat-desc { font-size: 11px; color: var(--ink-3); }

/* 头面五官 → 头痛 部位子选择 */
.loc-sub {
  margin-top: 12px;
  padding: 12px 12px 4px;
  border-top: 1px dashed var(--line);
  background: rgba(61,122,90,.05);
  border-radius: 10px;
}
.loc-sub-title { font-size: 12px; color: var(--jade); font-weight: 600; margin-bottom: 8px; }

/* ---------------- 进度条 ---------------- */
.stepper { display: flex; gap: 4px; margin-bottom: 18px; }
.stepper .step {
  flex: 1; text-align: center;
  font-size: 12px; color: var(--ink-3);
  position: relative; padding-top: 26px;
}
.stepper .step::before {
  content: "";
  position: absolute; top: 8px; left: 50%;
  transform: translateX(-50%);
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--card); border: 2px solid var(--line);
}
.stepper .step::after {
  content: "";
  position: absolute; top: 16px; left: calc(50% + 10px); right: calc(-50% + 10px);
  height: 2px; background: var(--line);
}
.stepper .step:last-child::after { display: none; }
.stepper .step.done { color: var(--jade); }
.stepper .step.done::before { background: var(--jade); border-color: var(--jade); }
.stepper .step.done::after { background: var(--jade); }
.stepper .step.now { color: var(--cinnabar); font-weight: 600; }
.stepper .step.now::before { background: var(--cinnabar); border-color: var(--cinnabar); }

/* ---------------- 派系选择 ---------------- */
.faction-list { display: grid; gap: 10px; }
.faction-card {
  display: flex; gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fffdf7;
  cursor: pointer;
  transition: all .15s;
}
.faction-card:active { transform: scale(.98); }
.faction-card.on { border-color: var(--cinnabar); background: var(--cinnabar-soft); box-shadow: 0 0 0 3px rgba(162, 59, 42, .1); }
.faction-card .fc-name { font-family: var(--kai); font-size: 17px; color: var(--cinnabar); white-space: nowrap; }
.faction-card .fc-desc { font-size: 13px; color: var(--ink-2); line-height: 1.55; }

/* ---------------- AI 加载 ---------------- */
.diagnose-load {
  display: none;
  text-align: center;
  padding: 40px 0;
}
.diagnose-load.show { display: block; }
.diagnose-load .seal {
  width: 64px; height: 64px;
  margin: 0 auto 16px;
  border-radius: 12px;
  background: var(--cinnabar);
  color: var(--paper);
  display: grid; place-items: center;
  font-family: var(--kai); font-size: 22px;
  animation: pulse 1.6s ease-in-out infinite;
}
.diagnose-load p { color: var(--ink-2); font-size: 14px; }
.diagnose-load .dots { margin-top: 10px; letter-spacing: 4px; color: var(--gold); }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.08); } }

/* ---------------- 结果页 ---------------- */
.result-head {
  text-align: center;
  padding: 22px 10px 10px;
  margin-bottom: 4px;
}
.result-head .rh-label { font-size: 13px; color: var(--ink-3); letter-spacing: 4px; }
.result-head .rh-title { font-family: var(--kai); font-size: 26px; color: var(--cinnabar); letter-spacing: 3px; margin-top: 6px; }
.result-head .rh-sub { font-size: 12px; color: var(--ink-3); margin-top: 6px; }

.zhengxing-banner {
  text-align: center;
  background: linear-gradient(135deg, var(--cinnabar-soft), var(--gold-soft));
  border: 1px solid rgba(162, 59, 42, .2);
  border-radius: var(--radius);
  padding: 20px 16px;
  margin-bottom: 14px;
}
.zhengxing-banner .zx-label { font-size: 12px; color: var(--ink-2); letter-spacing: 3px; }
.zhengxing-banner .zx-name { font-family: var(--kai); font-size: 24px; color: var(--cinnabar); margin-top: 6px; letter-spacing: 2px; }
.zhengxing-banner .zx-yuanze { font-size: 14px; color: var(--jade); margin-top: 8px; }

.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.info-cell { background: var(--card-2); border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.info-cell .ic-k { font-size: 12px; color: var(--ink-3); letter-spacing: 2px; }
.info-cell .ic-v { font-family: var(--kai); font-size: 18px; color: var(--ink); margin-top: 4px; }

.yao-list { width: 100%; border-collapse: collapse; }
.yao-list td { padding: 8px 6px; border-bottom: 1px dashed var(--line); font-size: 14px; }
.yao-list tr:last-child td { border-bottom: none; }
.yao-list td:nth-child(2) { text-align: right; color: var(--cinnabar); white-space: nowrap; }

.para { font-size: 14px; color: var(--ink); line-height: 1.75; margin-bottom: 6px; }
.para b { color: var(--cinnabar); font-weight: 600; }

.tag-row { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: 12px; padding: 4px 10px; border-radius: 6px; background: var(--jade-soft); color: var(--jade); border: 1px solid rgba(61,122,90,.25); }

.sym-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.sym-chips .tag { background: var(--card-2); color: var(--ink-2); border-color: var(--line); }

.action-bar { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 14px; }

/* ---------------- 列表 ---------------- */
.list-item {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 4px;
  border-bottom: 1px solid var(--line);
  text-decoration: none; color: var(--ink);
}
.list-item:last-child { border-bottom: none; }
.list-item-link { flex: 1; min-width: 0; display: flex; align-items: center; gap: 12px; text-decoration: none; color: inherit; }
.rec-del { color: var(--danger); border-color: rgba(179, 55, 43, .4); }
.rec-del:active { background: var(--cinnabar-soft); }
.avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--jade-soft); color: var(--jade);
  display: grid; place-items: center;
  font-family: var(--kai); font-size: 16px;
  flex-shrink: 0;
}
.li-main { flex: 1; min-width: 0; }
.li-title { font-size: 16px; font-weight: 600; }
.li-sub { font-size: 12px; color: var(--ink-3); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.li-arrow { color: var(--ink-3); font-size: 16px; }
.empty { text-align: center; padding: 36px 16px; color: var(--ink-3); font-size: 14px; }
.empty .big { font-size: 34px; display: block; margin-bottom: 10px; color: var(--line); }

/* ---------------- 首页 hero ---------------- */
.hero {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  background: linear-gradient(160deg, var(--cinnabar) 0%, #8f3227 70%, var(--cinnabar) 100%);
  color: var(--paper);
  padding: 30px 22px;
  margin-bottom: 16px;
  box-shadow: 0 8px 24px rgba(162, 59, 42, .3);
}
.hero::after {
  content: "岐黄";
  position: absolute; right: -6px; bottom: -18px;
  font-family: var(--kai); font-size: 96px;
  color: rgba(247, 241, 229, .09);
  letter-spacing: 4px;
}
.hero h1 { font-family: var(--kai); font-size: 26px; letter-spacing: 4px; position: relative; z-index: 1; }
.hero p { margin-top: 10px; font-size: 13px; opacity: .9; position: relative; z-index: 1; line-height: 1.7; }
.hero .hero-btn {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 16px;
  background: var(--paper); color: var(--cinnabar);
  font-family: var(--kai); font-size: 16px; letter-spacing: 2px;
  padding: 12px 26px; border-radius: 999px;
  text-decoration: none;
  position: relative; z-index: 1;
  transition: transform .15s;
}
.hero .hero-btn:active { transform: scale(.96); }

.quick-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 14px; }
.quick {
  display: flex; align-items: center; gap: 12px;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px;
  text-decoration: none; color: var(--ink);
  box-shadow: var(--shadow);
  transition: transform .15s, box-shadow .2s;
}
.quick:active { transform: scale(.98); }
.quick .q-ico {
  width: 40px; height: 40px; border-radius: 10px;
  display: grid; place-items: center;
  font-family: var(--kai); font-size: 18px;
  flex-shrink: 0;
}
.quick .q-t { font-family: var(--kai); font-size: 15px; letter-spacing: 1px; }
.quick .q-d { font-size: 11px; color: var(--ink-3); margin-top: 2px; }

/* ---------------- 底部导航 ---------------- */
.tabbar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  display: flex;
  background: rgba(255, 253, 247, .96);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
  padding-bottom: var(--safe-b);
  z-index: 50;
}
.tabbar a {
  flex: 1;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 9px 0 7px;
  font-size: 11px;
  color: var(--ink-3);
  text-decoration: none;
}
.tabbar a .ti { font-size: 18px; font-family: var(--kai); }
.tabbar a.on { color: var(--cinnabar); font-weight: 600; }
.tabbar a.on .ti { color: var(--cinnabar); }

/* ---------------- 其他 ---------------- */
.muted { color: var(--ink-3); }
.text-c { text-align: center; }
.mt8 { margin-top: 8px; }
.mt16 { margin-top: 16px; }
.mb16 { margin-bottom: 16px; }
.flex { display: flex; align-items: center; gap: 10px; }
.grow { flex: 1; }
.divider { border: none; border-top: 1px dashed var(--line); margin: 14px 0; }
.goto-link { color: var(--cinnabar); font-size: 14px; text-decoration: none; }

/* 缩放平滑入场 */
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.rise { animation: rise .4s ease both; }
.rise-1 { animation-delay: .05s; }
.rise-2 { animation-delay: .12s; }
.rise-3 { animation-delay: .19s; }

/* toast */
#toast {
  position: fixed; top: 18px; left: 50%; transform: translateX(-50%);
  background: rgba(58, 52, 40, .92); color: #fff;
  font-size: 14px; padding: 10px 18px; border-radius: 8px;
  opacity: 0; pointer-events: none; transition: opacity .25s;
  z-index: 100; max-width: 86vw; text-align: center;
}
#toast.show { opacity: 1; }

/* ---------------- 弹窗（模态） ---------------- */
.modal-mask {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(40, 34, 24, .5);
  display: flex; align-items: flex-end; justify-content: center;
  padding: 0 0 calc(16px + var(--safe-b));
}
.modal-card {
  width: 100%; max-width: 520px;
  background: var(--card);
  border-radius: 16px 16px 12px 12px;
  box-shadow: 0 12px 40px rgba(40, 34, 24, .35);
  overflow: hidden;
  animation: modalUp .22s ease-out;
}
.modal-sm { max-width: 420px; }
@keyframes modalUp { from { transform: translateY(24px); opacity: .6; } to { transform: translateY(0); opacity: 1; } }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
  font-family: var(--kai); font-size: 18px; color: var(--cinnabar);
}
.modal-close {
  font-size: 24px; line-height: 1; color: var(--ink-3); cursor: pointer;
  width: 32px; height: 32px; display: grid; place-items: center; border-radius: 8px;
}
.modal-close:active { background: var(--card-2); }
.modal-body { padding: 16px 18px; max-height: 70vh; overflow-y: auto; }
.modal-tip { font-size: 13px; color: var(--ink-2); margin: 0 0 12px; }
.modal-foot {
  display: flex; gap: 10px; padding: 12px 18px calc(12px + var(--safe-b));
  border-top: 1px solid var(--line);
}
.modal-foot .btn { flex: 1; }
.chips-center { justify-content: center; }
.chips-center .chip { min-width: 84px; justify-content: center; }

/* 已选头痛部位：在“头痛”芯片上以“·左侧”形式显示 */
.chip.on.chip-loc::after { content: "·" attr(data-loc); }

/* ---------------- 记录操作按钮 ---------------- */
.rec-actions { display: flex; gap: 8px; flex-shrink: 0; }
.rec-actions .btn { padding: 7px 12px; font-size: 13px; min-height: 34px; letter-spacing: 1px; }
.rec-edit-cat { margin-bottom: 16px; }
.rec-edit-cat .rec-cat-name { font-family: var(--kai); font-size: 15px; color: var(--jade); font-weight: 600; margin-bottom: 8px; }
.rec-edit-cat .loc-sub { margin-top: 10px; }

@media (min-width: 640px) {
  .page { padding-left: 20px; padding-right: 20px; }
  .tabbar { max-width: 720px; left: 50%; transform: translateX(-50%); border-radius: 14px 14px 0 0; }
}

/* ============ 经方查阅 ============ */
.jf-item .jf-head { display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px; margin-bottom: 6px; }
.jf-item .jf-name { font-family: var(--kai); font-size: 20px; color: var(--cinnabar); font-weight: 600; }
.jf-item .jf-src { font-size: 12px; color: var(--ink-3); margin-left: auto; }
.jf-item .jf-head .tag { background: var(--jade-soft); color: var(--jade); border-color: rgba(61,122,90,.25); }

/* ============ 日常养护：季节/节气/花茶 ============ */
.ys-list { margin: 4px 0 2px; padding-left: 18px; }
.ys-list li { font-size: 13px; color: var(--ink); line-height: 1.7; margin-bottom: 4px; }
.jq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 4px; }
.jq-item { background: var(--card-2); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
.jq-item .jq-name { display: block; font-family: var(--kai); font-size: 14px; color: var(--jade); font-weight: 600; }
.jq-item .jq-tip { display: block; font-size: 12px; color: var(--ink-2); line-height: 1.6; margin-top: 2px; }
.hc-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 4px; }
.hc-item { background: var(--card-2); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
.hc-item .hc-name { font-family: var(--kai); font-size: 15px; color: var(--cinnabar); font-weight: 600; margin-bottom: 4px; }
.hc-item .hc-line { font-size: 12px; color: var(--ink-2); line-height: 1.6; }
.hc-item .hc-line b { color: var(--ink); font-weight: 600; }

@media (max-width: 480px) {
  .jq-grid, .hc-list { grid-template-columns: 1fr; }
}