/* ===== 民间药方大全 · 样式 ===== */
:root{
  --jade:#2f7d5b;          /* 主色：青绿/玉色 */
  --jade-deep:#1f5a40;
  --jade-soft:#e8f3ec;
  --jade-line:#bfe0cf;
  --ink:#233028;           /* 墨色文字 */
  --ink-soft:#5b6b61;
  --paper:#f6f3ea;         /* 宣纸底 */
  --paper-2:#fffdf8;
  --gold:#b8893b;          /* 点缀金 */
  --danger:#c0392b;
  --shadow:0 6px 22px rgba(31,90,64,.10);
  --radius:14px;
  --maxw:1080px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1200px 500px at 80% -10%, #eaf5ee 0%, transparent 60%),
    radial-gradient(900px 400px at -10% 10%, #f3efe2 0%, transparent 55%),
    var(--paper);
  background-attachment:fixed;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--jade-deep);text-decoration:none;}
a:hover{text-decoration:underline;}

/* ===== 加载遮罩 ===== */
.loader{position:fixed;inset:0;background:var(--paper);display:flex;align-items:center;justify-content:center;z-index:99;transition:opacity .4s;}
.loader.hide{opacity:0;pointer-events:none;}
.loader-inner{text-align:center;}
.loader-leaf{font-size:48px;animation:spin 2.4s ease-in-out infinite;}
.loader-text{margin-top:12px;color:var(--jade-deep);font-size:15px;letter-spacing:2px;}
.loader-bar{width:180px;height:4px;background:var(--jade-soft);border-radius:4px;margin:14px auto 0;overflow:hidden;}
.loader-bar span{display:block;height:100%;width:40%;background:var(--jade);border-radius:4px;animation:slide 1.1s ease-in-out infinite;}
@keyframes spin{0%,100%{transform:rotate(-8deg);}50%{transform:rotate(8deg);}}
@keyframes slide{0%{margin-left:-40%;}100%{margin-left:100%;}}

/* ===== 顶部导航 ===== */
.topbar{position:sticky;top:0;z-index:30;background:rgba(255,253,248,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--jade-line);}
.topbar-inner{max-width:var(--maxw);margin:0 auto;padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.brand{display:flex;align-items:center;gap:10px;}
.brand-logo{height:34px;width:auto;}
.brand-name{font-family:"Songti SC","SimSun",serif;font-size:20px;font-weight:700;color:var(--jade-deep);letter-spacing:1px;}
.nav{display:flex;align-items:center;gap:4px;}
.nav-link{padding:8px 12px;border-radius:10px;color:var(--ink-soft);font-size:15px;white-space:nowrap;}
.nav-link:hover{background:var(--jade-soft);text-decoration:none;}
.nav-link.active{background:var(--jade);color:#fff;}
.fav-count{display:inline-block;min-width:18px;padding:0 5px;background:var(--gold);color:#fff;border-radius:10px;font-size:12px;text-align:center;line-height:18px;}

/* ===== 主内容 ===== */
.app{max-width:var(--maxw);margin:0 auto;padding:18px 16px 40px;}
.section-title{font-family:"Songti SC","SimSun",serif;font-size:22px;color:var(--jade-deep);margin:6px 0 14px;display:flex;align-items:center;gap:8px;}
.section-title .en{font-size:12px;color:var(--ink-soft);font-family:inherit;font-weight:400;letter-spacing:1px;}

/* ===== 搜索区 ===== */
.search-card{background:var(--paper-2);border:1px solid var(--jade-line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);}
.search-row{display:flex;gap:10px;flex-wrap:wrap;}
.search-box{flex:1;min-width:220px;position:relative;}
.search-box input{width:100%;height:48px;padding:0 44px 0 44px;border:2px solid var(--jade-line);border-radius:12px;font-size:16px;background:#fff;color:var(--ink);outline:none;transition:border-color .2s;}
.search-box input:focus{border-color:var(--jade);}
.search-box .ico{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:18px;opacity:.6;}
.search-box .clear{position:absolute;right:12px;top:50%;transform:translateY(-50%);border:none;background:var(--jade-soft);color:var(--jade-deep);width:26px;height:26px;border-radius:50%;cursor:pointer;font-size:15px;display:none;}
.search-box .clear.show{display:block;}
.btn{cursor:pointer;border:none;border-radius:12px;font-size:15px;padding:0 18px;height:48px;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:transform .08s,background .2s;}
.btn:active{transform:scale(.97);}
.btn-primary{background:var(--jade);color:#fff;}
.btn-primary:hover{background:var(--jade-deep);}
.btn-ghost{background:var(--jade-soft);color:var(--jade-deep);}
.btn-gold{background:var(--gold);color:#fff;}
.toggle{display:inline-flex;align-items:center;gap:7px;font-size:14px;color:var(--ink-soft);user-select:none;cursor:pointer;padding:0 4px;}
.toggle input{width:16px;height:16px;accent-color:var(--jade);}

/* 分类 chips */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.chip{padding:7px 14px;border-radius:999px;background:#fff;border:1px solid var(--jade-line);color:var(--jade-deep);font-size:14px;cursor:pointer;transition:all .15s;}
.chip:hover{border-color:var(--jade);}
.chip.active{background:var(--jade);color:#fff;border-color:var(--jade);}
.chip .n{opacity:.7;font-size:12px;margin-left:4px;}

/* 统计条 */
.stats{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0 4px;}
.stat{flex:1;min-width:120px;background:var(--paper-2);border:1px solid var(--jade-line);border-radius:12px;padding:12px 14px;}
.stat .num{font-size:24px;font-weight:700;color:var(--jade-deep);font-family:"Songti SC",serif;}
.stat .lab{font-size:13px;color:var(--ink-soft);}

/* ===== 结果列表 ===== */
.result-head{display:flex;align-items:center;justify-content:space-between;margin:22px 0 12px;flex-wrap:wrap;gap:8px;}
.result-count{font-size:14px;color:var(--ink-soft);}
.result-count b{color:var(--jade-deep);}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.card{background:var(--paper-2);border:1px solid var(--jade-line);border-radius:var(--radius);padding:16px;cursor:pointer;transition:transform .12s,box-shadow .2s,border-color .2s;display:flex;flex-direction:column;gap:8px;position:relative;}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--jade);}
.card .c-title{font-size:17px;font-weight:700;color:var(--ink);font-family:"Songti SC",serif;line-height:1.4;}
.card .c-badges{display:flex;flex-wrap:wrap;gap:6px;}
.badge{font-size:12px;padding:2px 9px;border-radius:999px;background:var(--jade-soft);color:var(--jade-deep);}
.badge.gold{background:#f6ecd6;color:var(--gold);}
.card .c-snippet{font-size:13px;color:var(--ink-soft);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card .c-fav{position:absolute;top:12px;right:12px;font-size:18px;color:#d8c7a6;cursor:pointer;border:none;background:none;}
.card .c-fav.on{color:var(--gold);}

/* 空状态 */
.empty{text-align:center;padding:50px 20px;color:var(--ink-soft);}
.empty .big{font-size:46px;}

/* ===== 详情页 ===== */
.detail{background:var(--paper-2);border:1px solid var(--jade-line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);}
.detail .back{display:inline-flex;align-items:center;gap:6px;color:var(--ink-soft);font-size:14px;margin-bottom:10px;cursor:pointer;}
.detail h1{font-family:"Songti SC",serif;font-size:26px;color:var(--jade-deep);margin:4px 0 12px;line-height:1.4;}
.detail .meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;align-items:center;}
.detail .content{white-space:pre-wrap;font-size:15.5px;line-height:2;color:var(--ink);background:linear-gradient(180deg,#fffdf8,#fbf8ef);border:1px dashed var(--jade-line);border-radius:12px;padding:18px 20px;}
.detail .content b,.detail .content strong{color:var(--jade-deep);}
.detail-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.detail-nav{display:flex;justify-content:space-between;gap:10px;margin-top:18px;}
.detail-nav a{flex:1;text-align:center;padding:12px;border:1px solid var(--jade-line);border-radius:12px;color:var(--jade-deep);background:#fff;font-size:14px;}
.detail-nav a:hover{background:var(--jade-soft);text-decoration:none;}

/* ===== 收藏 ===== */
.fav-tip{font-size:13px;color:var(--ink-soft);margin:10px 0 16px;}

/* ===== Toast ===== */
.toast{position:fixed;left:50%;bottom:40px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;padding:11px 20px;border-radius:999px;font-size:14px;opacity:0;pointer-events:none;transition:all .25s;z-index:60;box-shadow:0 8px 24px rgba(0,0,0,.2);}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

/* ===== 页脚 ===== */
.site-footer{max-width:var(--maxw);margin:30px auto 0;padding:20px 16px 36px;text-align:center;}
.disclaimer{font-size:13px;color:var(--danger);background:#fdecea;border:1px solid #f5c6c0;border-radius:12px;padding:12px 16px;line-height:1.7;}
.copyright{font-size:12px;color:var(--ink-soft);margin-top:14px;}

/* ===== 响应式 ===== */
@media (max-width:760px){
  .brand-name{font-size:17px;}
  .brand-logo{height:28px;}
  .nav-link{padding:7px 9px;font-size:14px;}
  .grid{grid-template-columns:1fr;}
  .detail h1{font-size:22px;}
  .app{padding:14px 12px 30px;}
  .search-box input{font-size:15px;}
}
@media (max-width:420px){
  .nav-link span.fav-count{display:none;}
  .stat .num{font-size:20px;}
}

/* ===== 分享卡片弹窗 ===== */
.modal{position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;padding:16px;}
.modal-mask{position:absolute;inset:0;background:rgba(20,40,30,.55);backdrop-filter:blur(3px);}
.modal-card{position:relative;z-index:1;background:var(--paper-2);border-radius:18px;padding:18px;max-width:480px;width:100%;box-shadow:0 20px 60px rgba(0,0,0,.3);}
.modal-title{font-family:"Songti SC",serif;font-size:18px;color:var(--jade-deep);text-align:center;margin-bottom:12px;font-weight:700;}
.share-preview{display:flex;justify-content:center;overflow:auto;max-height:62vh;padding:4px;}
.share-preview svg{max-width:100%;height:auto;filter:drop-shadow(0 6px 16px rgba(31,90,64,.18));}
.modal-actions{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap;}
.modal-actions .btn{flex:1;min-width:120px;}