/* ============================================================
   词境 StoryVocab —— 森林绿 · 纸感阅读
   ============================================================ */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f2f6ee;
  --paper:#fffef9;
  --paper-2:#fbfcf6;
  --ink:#1f2a22;
  --ink-2:#3d4b42;
  --muted:#7d8b81;
  --faint:#a7b3a8;
  --line:#dfe7d9;
  --line-2:#e9efe4;
  --forest:#2f6b4f;
  --forest-deep:#1e4a35;
  --sage:#7fa78c;
  --mint:#dcebdd;
  --mint-2:#eef5ea;
  --gold:#d9a441;
  --clay:#c27d5a;
  --shadow:0 24px 60px -42px rgba(31,74,54,.55);
  --shadow-sm:0 10px 30px -22px rgba(31,74,54,.5);
  --r:20px;
}
html,body{height:100%}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  color:var(--ink); background:var(--bg);
  -webkit-font-smoothing:antialiased; line-height:1.6;
  position:relative; overflow-x:hidden;
}
/* ---------- 背景层 ---------- */
body::before{
  content:""; position:fixed; inset:0; z-index:-2; pointer-events:none;
  background:
    radial-gradient(1100px 780px at 6% -12%, #d6e9d7 0%, rgba(214,233,215,0) 62%),
    radial-gradient(820px 620px at 102% -4%, #eff3dd 0%, rgba(239,243,221,0) 58%),
    radial-gradient(1200px 900px at 48% 118%, #dce9da 0%, rgba(220,233,218,0) 62%),
    linear-gradient(158deg,#f7faf2 0%,#eff5ea 48%,#e8f0e4 100%);
}
body::after{
  content:""; position:fixed; inset:0; z-index:-1; pointer-events:none; opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.055'/%3E%3C/svg%3E");
}
.orb{position:fixed;border-radius:50%;filter:blur(60px);pointer-events:none;z-index:-1}
.orb.a{width:420px;height:420px;left:-150px;top:120px;background:rgba(151,190,159,.30)}
.orb.b{width:520px;height:520px;right:-200px;top:420px;background:rgba(214,224,175,.34)}
.orb.c{width:380px;height:380px;left:38%;bottom:-200px;background:rgba(178,208,182,.26)}

/* ---------- 导航 ---------- */
.nav{
  position:sticky; top:0; z-index:50; height:68px;
  display:flex; align-items:center; gap:26px; padding:0 34px;
  background:rgba(250,252,246,.74);
  border-bottom:1px solid rgba(47,107,79,.09);
  backdrop-filter:blur(18px) saturate(1.2);
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand .mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(145deg,#e3efe0,#cfe3d2);
  box-shadow:inset 0 0 0 1px rgba(47,107,79,.12), 0 6px 14px -10px rgba(31,74,54,.6);
}
.brand b{font-family:"Songti SC","Noto Serif SC",serif;font-size:22px;letter-spacing:3px;font-weight:600}
.brand small{display:block;font-size:9px;letter-spacing:2.6px;color:var(--faint);margin-top:-2px}
.nav-links{display:flex;gap:4px;margin-left:14px}
.nav-links a{
  text-decoration:none;color:var(--ink-2);font-size:14px;padding:8px 14px;border-radius:10px;
  transition:.18s; position:relative;
}
.nav-links a:hover{background:rgba(220,235,221,.55);color:var(--forest-deep)}
.nav-links a.on{color:var(--forest-deep);font-weight:600;background:rgba(220,235,221,.8)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.chip-streak{
  display:flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:#8a6a1f;
  background:linear-gradient(135deg,#fbf1d8,#f6e8c4);border:1px solid #efe0b6;
  padding:7px 13px;border-radius:99px;
}
.chip-due{font-size:12.5px;color:var(--ink-2);display:flex;align-items:center;gap:7px}
.chip-due i{width:7px;height:7px;border-radius:50%;background:var(--sage);display:inline-block}
.avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-size:13px;font-weight:600;color:#fff;
  background:linear-gradient(145deg,#6f9c78,#2f6b4f);box-shadow:0 6px 14px -8px rgba(31,74,54,.9);
}

/* ---------- 布局 ---------- */
.page{max-width:1180px;margin:0 auto;padding:38px 30px 100px}
.page.wide{max-width:1280px}
.page.reader-page{max-width:1380px;padding-left:34px;padding-right:34px}
@media (min-width:1660px){.page.reader-page{max-width:1520px}}
.eyebrow{font-size:11px;letter-spacing:2.6px;text-transform:uppercase;color:var(--sage);font-weight:600}
h1,h2,h3{font-family:"Songti SC","Noto Serif SC",serif;font-weight:600;letter-spacing:.5px}
.muted{color:var(--muted)}
.serif{font-family:"Songti SC","Noto Serif SC",serif}

/* ---------- 按钮 ---------- */
.btn{
  font:inherit;font-size:14px;border:none;border-radius:12px;padding:12px 20px;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.18s;text-decoration:none;
}
.btn-primary{
  background:linear-gradient(145deg,#3a7d5c,#2a5f46);color:#fff;font-weight:600;
  box-shadow:0 12px 24px -14px rgba(31,74,54,.9), inset 0 1px 0 rgba(255,255,255,.18);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 16px 30px -14px rgba(31,74,54,.95)}
.btn-ghost{background:rgba(255,255,255,.7);color:var(--ink-2);border:1px solid var(--line)}
.btn-ghost:hover{background:#fff;border-color:#c9dbc9;color:var(--forest-deep)}
.btn-sm{padding:9px 14px;font-size:13px;border-radius:10px}
.btn-block{width:100%}

/* ---------- 通用卡片 ---------- */
.card{
  background:var(--paper);border:1px solid rgba(47,107,79,.10);border-radius:var(--r);
  box-shadow:var(--shadow-sm);
}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin:44px 0 18px}
.section-head h2{font-size:24px}
.section-head .more{font-size:13px;color:var(--forest);text-decoration:none;display:flex;align-items:center;gap:4px}
.section-head .more:hover{color:var(--forest-deep)}

/* ---------- 首页 Hero ---------- */
.hero{display:grid;grid-template-columns:1.45fr .85fr;gap:20px;margin-top:6px}
.hero-main{
  position:relative;overflow:hidden;border-radius:26px;padding:40px 44px 36px;
  background:
    radial-gradient(520px 340px at 96% 0%, rgba(196,222,198,.85), rgba(196,222,198,0) 62%),
    linear-gradient(140deg,#ffffff 0%,#f4f9f0 46%,#e8f1e4 100%);
  border:1px solid rgba(47,107,79,.12);
  box-shadow:0 30px 70px -50px rgba(31,74,54,.8);
}
.hero-main .leafbg{position:absolute;right:-40px;bottom:-50px;opacity:.5;pointer-events:none}
.hero h1{font-size:42px;line-height:1.28;margin:14px 0 12px;letter-spacing:1px}
.hero h1 em{
  font-style:normal;position:relative;color:var(--forest-deep);
  background:linear-gradient(180deg,transparent 62%, #cfe6d2 62%);
  padding:0 2px;
}
.hero p{color:var(--ink-2);font-size:15px;max-width:430px;line-height:1.9}
.hero-actions{display:flex;gap:12px;margin-top:26px}
.hero-side{display:flex;flex-direction:column;gap:16px}
.mini-card{background:rgba(255,254,249,.86);border:1px solid rgba(47,107,79,.10);border-radius:18px;padding:18px 20px;box-shadow:var(--shadow-sm);backdrop-filter:blur(6px)}
.mini-card .k{font-size:11px;letter-spacing:2px;color:var(--sage);font-weight:600}
.mini-card .v{font-family:"Songti SC",serif;font-size:30px;line-height:1.2;margin-top:4px}
.mini-card .s{font-size:12px;color:var(--muted);margin-top:2px}
.mini-row{display:flex;align-items:center;gap:14px}
.ring{
  width:64px;height:64px;border-radius:50%;display:grid;place-items:center;flex:none;
  background:conic-gradient(var(--forest) calc(var(--p) * 1%), #e4ecdf 0);
}
.ring>div{width:50px;height:50px;border-radius:50%;background:#fffef9;display:grid;place-items:center;font-size:12px;font-weight:700;color:var(--forest-deep)}

/* 继续阅读 */
.continue{display:flex;align-items:center;gap:22px;padding:22px 26px;margin-top:20px;border-radius:20px;color:inherit;text-decoration:none;transition:.2s}
.continue:hover{border-color:#c8dcc8;box-shadow:0 26px 50px -40px rgba(31,74,54,.7)}
.continue .num{
  width:64px;height:64px;border-radius:16px;display:grid;place-items:center;flex:none;
  font-family:"Songti SC",serif;font-size:24px;color:var(--forest-deep);
  background:linear-gradient(145deg,#eaf4e6,#d6e8d6);border:1px solid rgba(47,107,79,.12);
}
.continue h3{font-size:20px;margin-bottom:4px}
.continue .meta{font-size:12.5px;color:var(--muted)}
.continue .grow{flex:1}
.bar{height:6px;border-radius:99px;background:#e9f0e3;overflow:hidden;margin-top:10px}
.bar i{display:block;height:100%;background:linear-gradient(90deg,#8fb999,#2f6b4f);border-radius:99px;transition:width .4s}

/* ---------- 书库 ---------- */
.toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:8px 0 22px}
.search{
  flex:1;min-width:240px;display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:13px;padding:11px 15px;
}
.search input{flex:1;border:none;outline:none;background:transparent;font:inherit;font-size:14px;color:var(--ink)}
.search input::placeholder{color:var(--faint)}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.filters button{
  font:inherit;font-size:12.5px;padding:8px 14px;border-radius:10px;border:1px solid var(--line);
  background:rgba(255,255,255,.6);color:var(--ink-2);cursor:pointer;transition:.16s;
}
.filters button:hover{border-color:#c4d8c4}
.filters button.on{background:var(--forest);color:#fff;border-color:var(--forest);font-weight:600}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(214px,1fr));gap:16px}
.story-card{
  position:relative;overflow:hidden;border-radius:16px;text-decoration:none;color:inherit;
  background:var(--paper);border:1px solid rgba(47,107,79,.10);
  box-shadow:0 8px 26px -24px rgba(31,74,54,.9);transition:.2s;display:flex;flex-direction:column;
}
.story-card:hover{transform:translateY(-3px);box-shadow:0 22px 40px -30px rgba(31,74,54,.75);border-color:#c8dcc8}
.cover{
  height:96px;position:relative;display:flex;align-items:flex-start;justify-content:space-between;
  padding:14px 16px;overflow:hidden;
}
.cover:after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 82% 18%, rgba(255,255,255,.55), transparent 42%),
                   repeating-linear-gradient(115deg, rgba(255,255,255,.16) 0 2px, transparent 2px 13px);
}
.cover .no{font-family:"Songti SC",serif;font-size:26px;color:rgba(31,74,54,.55);letter-spacing:1px;position:relative;z-index:1}
.cover .badge{
  position:relative;z-index:1;font-size:10px;letter-spacing:1px;font-weight:600;color:#3c6b51;
  background:rgba(255,255,255,.6);padding:3px 8px;border-radius:99px;backdrop-filter:blur(4px);
}
.story-card .body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:7px;flex:1}
.story-card .body h3{font-size:16px;line-height:1.45;letter-spacing:.3px}
.story-card .body .meta{font-size:11.5px;color:var(--muted);display:flex;gap:10px;align-items:center;margin-top:auto}
.story-card .dot{width:6px;height:6px;border-radius:50%;background:#dbe5d6}
.story-card .dot.done{background:var(--sage)}
.story-card .pbar{height:4px;border-radius:99px;background:#edf2e8;overflow:hidden;margin-top:6px}
.story-card .pbar i{display:block;height:100%;background:linear-gradient(90deg,#a5c7ab,#2f6b4f)}

/* ---------- 阅读页 ---------- */
.reader{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:28px;align-items:start}
.reader-head{margin-bottom:14px}
.crumb{font-size:12px;color:var(--muted);text-decoration:none;display:inline-flex;gap:6px;align-items:center}
.crumb:hover{color:var(--forest)}
.reader-title{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-top:12px}
.reader-title h1{font-size:36px;line-height:1.3}
.reader-title .st-no{font-family:"Songti SC",serif;font-size:13px;color:var(--sage);letter-spacing:3px;margin-bottom:8px}
.meta-row{display:flex;gap:14px;font-size:12.5px;color:var(--muted);margin-top:10px;align-items:center;flex-wrap:wrap}
.meta-row .sep{width:3px;height:3px;border-radius:50%;background:#c3cec0}

.modes{display:inline-flex;background:rgba(228,238,224,.8);border:1px solid rgba(47,107,79,.10);border-radius:12px;padding:3px;margin:18px 0}
.modes button{
  font:inherit;font-size:12.5px;padding:8px 15px;border:none;background:transparent;border-radius:9px;
  color:#5f6d63;cursor:pointer;transition:.16s;display:flex;align-items:center;gap:6px;
}
.modes button.on{background:#fff;color:var(--forest-deep);font-weight:600;box-shadow:0 3px 10px -6px rgba(31,74,54,.5)}

.article{
  padding:46px 54px 42px;border-radius:24px;position:relative;
  background:linear-gradient(180deg,#fffef9,#fdfcf5);
  border:1px solid rgba(47,107,79,.10);box-shadow:var(--shadow);
}
.article p{
  font-family:"Songti SC","Noto Serif SC",serif;font-size:21px;line-height:2.05;color:#2b352d;
  text-align:justify;letter-spacing:.2px;margin-bottom:22px;
}
.article p:last-of-type{margin-bottom:0}
.wgroup{white-space:nowrap}
.w{
  color:inherit;cursor:pointer;border-radius:4px;padding:1px 3px;margin:0 -1px;
  background:linear-gradient(180deg,transparent 56%, #d6ead8 56%);
  transition:.15s;position:relative;
}
.w:hover{background:#c4e0c8;color:var(--forest-deep)}
.w.active{background:#bcdcc2;box-shadow:inset 0 -2px 0 #4f8a63;color:var(--forest-deep);font-weight:600}
.w.known{background:linear-gradient(180deg,transparent 62%, #dcefe2 62%)}
.wgroup{position:relative}
.tip{
  position:fixed;left:-9999px;top:0;z-index:95;pointer-events:none;
  font-family:"PingFang SC",sans-serif;font-size:12.5px;line-height:1.5;white-space:nowrap;
  color:#f2f8ee;background:#1e3a2b;border:1px solid rgba(255,255,255,.10);border-radius:9px;padding:5px 11px;
  box-shadow:0 16px 34px -18px rgba(18,44,29,.95);
  opacity:0;transform:translateY(3px);transition:opacity .16s,transform .16s;
}
.tip.on{opacity:1;transform:translateY(0)}
.tip:after{content:"";position:absolute;left:50%;bottom:-5px;width:9px;height:9px;transform:translateX(-50%) rotate(45deg);background:#1e3a2b;border-radius:1px}
.tip.below:after{bottom:auto;top:-5px}
.blank{
  display:inline-block;min-width:2.7em;height:1.35em;vertical-align:-.22em;margin:0 2px;
  border-bottom:1.5px dotted #a9c2ad;border-radius:2px;cursor:pointer;position:relative;
  background:rgba(236,244,233,.42);
}
.blank:after{content:"?";position:absolute;inset:0;display:grid;place-items:center;font-size:12px;color:#9fb3a3}
.blank.revealed{border-bottom:none;background:transparent;min-width:0;height:auto;vertical-align:baseline}
.blank.revealed:after{content:none}
.article.english .gloss,.article.english .blank{display:none}

.article-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:24px}
.article-foot .hint{font-size:12px;color:var(--muted)}

/* 词栏 */
.rail{position:sticky;top:88px;display:flex;flex-direction:column;gap:14px}
.rail-card{background:rgba(255,254,249,.9);border:1px solid rgba(47,107,79,.10);border-radius:18px;padding:18px;box-shadow:var(--shadow-sm)}
.rail-card h4{font-size:11px;letter-spacing:2px;color:var(--sage);margin-bottom:12px;font-weight:600}
.rail-stat{display:flex;align-items:center;gap:14px}
.rail-stat .ring{--p:0;width:56px;height:56px}
.rail-stat .ring>div{width:44px;height:44px;font-size:11.5px}
.rail-stat .t b{display:block;font-family:"Songti SC",serif;font-size:17px}
.rail-stat .t span{font-size:11.5px;color:var(--muted)}
.wlist{display:flex;flex-direction:column;gap:1px;max-height:330px;overflow:auto;margin:0 -6px}
.wlist::-webkit-scrollbar{width:5px}
.wlist::-webkit-scrollbar-thumb{background:#dbe5d6;border-radius:99px}
.wrow{
  display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:8px;font-size:13px;cursor:pointer;
  border:none;background:transparent;text-align:left;width:100%;color:inherit;
}
.wrow:hover{background:#f3f8ee}
.wrow .en{font-family:Georgia,serif;font-size:13.5px}
.wrow .zh{margin-left:auto;font-size:11px;color:#9ba79c;max-width:92px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.wrow .s{width:6px;height:6px;border-radius:50%;background:#d7e1d2;flex:none}
.wrow .s.s1{background:#e2a17a}.wrow .s.s2{background:#d9c06a}.wrow .s.s3{background:#4f8a63}
.rail-cta{display:block;text-align:center;background:linear-gradient(140deg,#3a7d5c,#275b42);color:#fff;border-radius:14px;padding:14px;text-decoration:none;font-size:13.5px;font-weight:600;box-shadow:0 14px 24px -18px rgba(31,74,54,.9)}
.rail-cta small{display:block;font-weight:400;font-size:11px;opacity:.75;margin-top:3px}

/* ---------- 词条面板 ---------- */
.wp-mask{position:fixed;inset:0;background:rgba(24,42,32,.28);backdrop-filter:blur(3px);opacity:0;pointer-events:none;transition:.22s;z-index:80}
.wp-mask.on{opacity:1;pointer-events:auto}
.word-panel{
  position:fixed;left:50%;bottom:0;transform:translate(-50%,110%);width:min(720px,calc(100% - 32px));
  background:#fffef9;border:1px solid rgba(47,107,79,.14);border-bottom:none;
  border-radius:22px 22px 0 0;z-index:81;transition:transform .28s cubic-bezier(.2,.8,.2,1);
  box-shadow:0 -24px 60px -40px rgba(20,45,30,.8);padding:22px 26px 24px;
}
.word-panel.on{transform:translate(-50%,0)}
.wp-top{display:flex;align-items:center;gap:10px}
.wp-word{font-family:Georgia,"Times New Roman",serif;font-size:30px;letter-spacing:.5px}
.wp-say{
  width:32px;height:32px;border-radius:50%;border:1px solid var(--line);background:#f4f8ef;
  display:grid;place-items:center;cursor:pointer;color:var(--forest);font-size:13px;
}
.wp-say:hover{background:#e8f2e4}
.wp-close{margin-left:auto;border:none;background:transparent;font-size:22px;line-height:1;color:#a8b3a8;cursor:pointer;padding:4px 8px}
.wp-close:hover{color:var(--ink)}
.wp-def{font-size:17px;font-weight:600;margin-top:10px;color:var(--forest-deep)}
.wp-pos{font-family:Georgia,serif;font-style:italic;color:var(--sage);font-weight:400;margin-right:6px}
.wp-sent{
  font-family:"Songti SC",serif;font-size:14px;line-height:1.9;color:#586458;margin-top:12px;
  border-left:2px solid #cfe3d2;padding:2px 0 2px 12px;
}
.wp-meta{font-size:11.5px;color:var(--muted);margin-top:10px}
.wp-acts{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:16px}
.wp-acts button{font:inherit;font-size:13px;padding:11px 0;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink-2);cursor:pointer;transition:.15s}
.wp-acts button:hover{transform:translateY(-1px)}
.wp-acts .a1{background:#fdf2ec;border-color:#f0d9c9;color:#a9613c}
.wp-acts .a2{background:#fdf9ea;border-color:#efe4bd;color:#9a7a24}
.wp-acts .a3{background:#edf5ef;border-color:#cfe3d4;color:#2f6b4f;font-weight:600}

/* ---------- 复习页 ---------- */
.review-wrap{max-width:660px;margin:0 auto;min-height:calc(100vh - 300px);display:flex;flex-direction:column;justify-content:center}
.review-top{display:flex;align-items:center;gap:14px;font-size:12.5px;color:var(--muted);margin-bottom:16px}
.review-top .tag{background:#e9f3e7;color:#3e7557;font-size:11px;font-weight:600;padding:4px 10px;border-radius:99px}
.review-top .sp{flex:1}
.rcard{
  background:linear-gradient(180deg,#fffef9,#fcfbf3);border:1px solid rgba(47,107,79,.12);
  border-radius:26px;padding:40px 46px 34px;min-height:360px;display:flex;flex-direction:column;
  box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.rcard:before{content:"";position:absolute;right:-70px;top:-70px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,#e6f1e2,transparent 70%)}
.rcard .from{font-size:11.5px;color:var(--sage);letter-spacing:1px;display:flex;gap:8px;align-items:center}
.rcard .word{font-family:Georgia,serif;font-size:52px;letter-spacing:.5px;margin:24px 0 6px;line-height:1.1}
.rcard .clue{font-family:"Songti SC",serif;font-size:15px;line-height:1.95;color:#68746a;margin-top:18px;border-left:2px solid #dcebdd;padding-left:14px}
.rcard .clue b{color:var(--forest-deep);border-bottom:2px solid #cfe3d2}
.rcard .answer{margin-top:26px;padding-top:24px;border-top:1px dashed #dde7d8;display:none}
.rcard.revealed .answer{display:block;animation:fade .3s}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.rcard .def{font-size:24px;font-weight:600;color:var(--forest-deep)}
.rcard .def .pos{font-family:Georgia,serif;font-style:italic;font-size:13px;color:var(--sage);font-weight:400;margin-right:8px}
.rcard .src{font-size:12px;color:var(--muted);margin-top:10px}
.grade{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}
.grade button{
  font:inherit;padding:16px 0;border-radius:16px;border:1px solid var(--line);background:var(--paper);
  cursor:pointer;display:flex;flex-direction:column;gap:3px;align-items:center;transition:.16s;
}
.grade button:hover{transform:translateY(-2px);box-shadow:0 12px 24px -18px rgba(31,74,54,.8)}
.grade b{font-size:14.5px}.grade span{font-size:10.5px;color:var(--muted)}
.grade .g1{background:#fdf3ee;border-color:#f0d9c9;color:#a9613c}
.grade .g2{background:#fdf9ea;border-color:#efe4bd;color:#9a7a24}
.grade .g3{background:#edf5ef;border-color:#cfe3d4;color:#2f6b4f}
.hint-keys{text-align:center;font-size:11px;color:var(--faint);margin-top:12px}
.empty-state{text-align:center;padding:70px 30px}
.empty-state .ico{width:74px;height:74px;border-radius:22px;margin:0 auto 18px;display:grid;place-items:center;background:linear-gradient(145deg,#e9f3e5,#d3e6d5)}
.empty-state h3{font-size:22px;margin-bottom:8px}
.empty-state p{color:var(--muted);font-size:13.5px;margin-bottom:22px}

/* ---------- 统计 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat-card{padding:20px;border-radius:18px;background:rgba(255,254,249,.9);border:1px solid rgba(47,107,79,.10);box-shadow:var(--shadow-sm)}
.stat-card .k{font-size:11px;letter-spacing:1.6px;color:var(--sage);font-weight:600}
.stat-card .v{font-family:"Songti SC",serif;font-size:34px;margin-top:6px;line-height:1.1}
.stat-card .s{font-size:11.5px;color:var(--muted);margin-top:4px}
.heat{display:grid;grid-template-columns:repeat(14,1fr);gap:6px;margin-top:16px;max-width:720px}
.heat i{aspect-ratio:1;border-radius:5px;background:#eaf0e5;display:block}
.heat i.l1{background:#d7e8d8}.heat i.l2{background:#a9c8af}.heat i.l3{background:#6d9d7b}.heat i.l4{background:#2f6b4f}
.season-row{display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px solid var(--line-2)}
.season-row:last-child{border-bottom:none}
.season-row .nm{width:76px;font-size:13px;color:var(--ink-2)}
.season-row .bar{flex:1;margin:0}
.season-row .pct{width:44px;text-align:right;font-size:12px;color:var(--muted)}

/* ---------- 词详情 ---------- */
.word-head{display:flex;align-items:flex-start;gap:24px;flex-wrap:wrap}
.word-head h1{font-family:Georgia,serif;font-size:54px;line-height:1.1}
.word-head .defs{margin-top:8px;font-size:16px;color:var(--ink-2)}
.occ{margin-top:10px;padding:16px 0;border-bottom:1px solid var(--line-2)}
.occ .src{font-size:11.5px;color:var(--sage);letter-spacing:1px}
.occ .sent{font-family:"Songti SC",serif;font-size:15px;line-height:1.95;color:#44514a;margin-top:6px}
.occ .sent b{color:var(--forest-deep);background:linear-gradient(180deg,transparent 60%, #d6ead8 60%)}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;bottom:32px;transform:translate(-50%,20px);z-index:90;
  background:rgba(31,74,54,.94);color:#fff;font-size:13px;padding:11px 20px;border-radius:99px;
  opacity:0;pointer-events:none;transition:.25s;backdrop-filter:blur(8px);
  box-shadow:0 16px 30px -18px rgba(0,0,0,.6);
}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .reader{grid-template-columns:1fr}
  .rail{display:none}
  .hero{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  .nav{padding:0 14px;gap:12px;height:60px}
  .nav-links{display:none}
  .nav-right{gap:8px}
  .chip-due{display:none}
  .chip-streak{font-size:11px;padding:6px 10px}
  .reader > div{min-width:0}
  .modes{display:flex;flex-wrap:wrap;width:100%;gap:2px}
  .modes button{flex:1;justify-content:center;padding:8px 4px;font-size:11px;white-space:nowrap}
  .article p{text-align:left}
  .article-foot{flex-direction:column;align-items:stretch}
  .article-foot > div{display:flex;gap:8px;flex-wrap:wrap}
  .article-foot .btn{flex:1}
  .brand small{display:none}
  .page{padding:24px 16px 90px}
  .page.reader-page{padding-left:16px;padding-right:16px}
  .hero-main{padding:28px 24px}
  .hero h1{font-size:31px}
  .article{padding:26px 20px;border-radius:18px}
  .article p{font-size:19px;line-height:1.95}
  .reader-title h1{font-size:26px}
  .review-wrap{padding:0}
  .rcard{padding:26px 22px;min-height:320px}
  .rcard .word{font-size:42px}
  .grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}
  .word-panel{padding:18px 18px 22px}
  .wp-word{font-size:25px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .heat{grid-template-columns:repeat(7,1fr)}
}

/* ---------- 背景装饰 ---------- */
.bg-art{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.bg-art svg{position:absolute}
.bg-art .c1{right:-160px;top:-80px;width:820px;opacity:.55}
.bg-art .c2{left:-220px;bottom:-140px;width:760px;opacity:.4;transform:rotate(14deg)}
.bg-art .glow{position:absolute;border-radius:50%;filter:blur(80px)}
.bg-art .g1{width:360px;height:360px;left:52%;top:-120px;background:rgba(198,224,192,.35)}
.bg-art .g2{width:300px;height:300px;right:12%;bottom:6%;background:rgba(233,224,178,.28)}

/* ---------- 故事结尾 ---------- */
.story-end{
  margin-top:22px;padding:26px 30px;border-radius:20px;display:flex;align-items:center;gap:24px;flex-wrap:wrap;
  background:radial-gradient(420px 200px at 100% 0%, #e7f2e0, rgba(231,242,224,0) 70%), linear-gradient(135deg,#f6faf2,#eaf3e5);
  border:1px solid #d3e3cf;box-shadow:0 18px 40px -34px rgba(31,74,54,.8);
}
.story-end .se-kicker{font-size:10.5px;letter-spacing:2.2px;color:var(--sage);font-weight:600}
.story-end h3{font-size:22px;margin:6px 0 6px}
.story-end p{font-size:13px;color:var(--ink-2);max-width:420px;line-height:1.85}
.story-end>div:first-child{flex:1;min-width:260px}
.se-actions{display:flex;gap:10px;flex-wrap:wrap}
.story-nav{display:flex;justify-content:space-between;gap:10px;margin-top:16px;flex-wrap:wrap}
@media (max-width:720px){
  .story-end{padding:22px 18px}
  .se-actions{width:100%}
  .se-actions .btn{flex:1}
  .story-nav .btn{font-size:12px}
}

/* 点词发音时的呼吸高亮 */
@keyframes wspeak{
  0%{box-shadow:0 0 0 0 rgba(79,138,99,.42)}
  70%{box-shadow:0 0 0 9px rgba(79,138,99,0)}
  100%{box-shadow:0 0 0 0 rgba(79,138,99,0)}
}
.w.speaking{background:#bfe0c4;color:var(--forest-deep);animation:wspeak .9s ease-out}

/* 阅读工具栏 */
.read-tools{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:18px 0}
.read-tools .modes{margin:0}
.say-toggle{
  font:inherit;font-size:12px;padding:9px 13px;border-radius:11px;cursor:pointer;
  border:1px solid var(--line);background:rgba(255,255,255,.6);color:#7d8b81;transition:.16s;
}
.say-toggle.on{background:#e9f3e7;border-color:#cfe3d4;color:var(--forest);font-weight:600}
.say-toggle:hover{border-color:#c4d8c4}

/* 自测提示条 */
.notice{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  background:#f7f5e9;border:1px solid #e9e2c4;border-radius:14px;padding:12px 16px;margin-bottom:14px;
  font-size:12.5px;color:#7a7256;
}
.notice b{color:#5f5a3c}
.notice .btn{margin-left:auto}

/* ============================================================
   轻松愉悦 · 嫩芽奶油主题（v2 覆盖层）
   ============================================================ */
:root{
  --bg:#FFFBF1;
  --paper:#FFFDF7;
  --paper-2:#FFFCF1;
  --ink:#22402F;
  --ink-2:#3F5A4A;
  --muted:#7C8F80;
  --faint:#A8B9A9;
  --line:#E6EFDC;
  --line-2:#EEF4E6;
  --forest:#3E8A5C;
  --forest-deep:#2A6344;
  --sage:#71B98D;
  --mint:#DDF1E1;
  --mint-2:#F0FAEC;
  --gold:#FFD166;
  --clay:#FFB7A6;
  --rose:#3E8A5C;
  --shadow:0 26px 60px -40px rgba(42,99,68,.45);
  --shadow-sm:0 12px 30px -24px rgba(42,99,68,.45);
  --r:26px;
}
body{
  background:
    radial-gradient(900px 620px at 4% -10%, #DEF6E2 0%, rgba(222,246,226,0) 62%),
    radial-gradient(720px 520px at 102% 2%, #FFF2CC 0%, rgba(255,242,204,0) 58%),
    radial-gradient(900px 700px at 46% 116%, #E6F7DF 0%, rgba(230,247,223,0) 62%),
    linear-gradient(160deg,#FFFCF3 0%,#F6FBEF 52%,#EDF8E8 100%);
}
body::before{
  background:
    radial-gradient(700px 520px at 16% 8%, rgba(206,240,214,.55) 0%, rgba(206,240,214,0) 60%),
    radial-gradient(520px 420px at 86% 22%, rgba(255,232,170,.35) 0%, rgba(255,232,170,0) 62%);
}
body::after{opacity:.35}
h1,h2,h3,.brand b{font-family:"Yuanti SC","YouYuan","PingFang SC",system-ui,sans-serif}
.article p,.reader-title h1,.story-end h3,.occ .sent,.rcard .clue{font-family:"Songti SC","Noto Serif SC",serif}

/* 背景漂浮叶 */
.bg-art svg.c1,.bg-art svg.c2{display:none}
.bg-art .glow{filter:blur(90px)}
.leaf-float{position:absolute;color:#A9D8B4;opacity:.5;animation:floaty 11s ease-in-out infinite alternate}
.leaf-float.f1{top:120px;left:48%;width:34px;animation-delay:-2s;color:#B9E2C2}
.leaf-float.f2{top:420px;right:6%;width:26px;animation-delay:-6s;color:#FFDE9E;opacity:.55}
.leaf-float.f3{bottom:14%;left:6%;width:30px;animation-delay:-4s;color:#A9D8B4}
.leaf-float.f4{top:70%;right:22%;width:18px;animation-delay:-8s;color:#CDE9C9}
@keyframes floaty{
  0%{transform:translate3d(0,0,0) rotate(-6deg)}
  50%{transform:translate3d(6px,-14px,0) rotate(7deg)}
  100%{transform:translate3d(-4px,8px,0) rotate(-3deg)}
}

/* 导航 */
.nav{background:rgba(255,252,244,.8);border-bottom:1px solid #EDF3E3}
.brand .mark{
  width:42px;height:42px;border-radius:15px;
  background:linear-gradient(150deg,#FFF9E8,#E4F5E2);
  box-shadow:inset 0 0 0 1px #E2EFD9, 0 8px 18px -12px rgba(42,99,68,.6);
}
.brand b{font-size:23px;letter-spacing:2px}
.brand small{color:#A8B9A9}
.nav-links a{border-radius:99px}
.nav-links a.on{background:#E6F7E4;color:var(--forest-deep)}
.nav-links a:hover{background:#F0FAEC}
.chip-streak{background:linear-gradient(135deg,#FFF6D8,#FFEBB4);border-color:#F6E2AC;color:#8A6A1F}
.avatar{background:linear-gradient(145deg,#8FD3A8,#3E8A5C);box-shadow:0 8px 16px -10px rgba(42,99,68,.9)}

/* 按钮与卡片 */
.btn{border-radius:16px}
.btn-primary{background:linear-gradient(145deg,#5FB77F,#3E8A5C);box-shadow:0 14px 26px -16px rgba(62,138,92,.9), inset 0 1px 0 rgba(255,255,255,.22)}
.btn-primary:hover{box-shadow:0 18px 32px -16px rgba(62,138,92,.95)}
.btn-ghost{background:#fff;border-color:#E6EFDC;border-radius:16px}
.btn-ghost:hover{background:#F5FBEF;border-color:#CFE6CC}
.btn-sm{border-radius:12px}
.card,.hero-main,.thread-card{border-color:#E9F1DF;box-shadow:0 24px 50px -42px rgba(42,99,68,.5)}

/* 首页 */
.hero-main{
  border-radius:30px;
  background:
    radial-gradient(520px 340px at 96% 0%, rgba(214,244,217,.85), rgba(214,244,217,0) 62%),
    radial-gradient(400px 260px at 100% 100%, rgba(255,230,160,.55), rgba(255,230,160,0) 60%),
    linear-gradient(140deg,#FFFFFF 0%,#F7FDEF 48%,#EAF8E4 100%);
}
.hero h1{font-size:44px;line-height:1.26;letter-spacing:1px}
.hero h1 em{background:linear-gradient(180deg,transparent 60%, #FFE28A 60%)}
.hero p{color:#4C6656}
.mini-card{border-radius:22px;border-color:#E9F1DF;background:rgba(255,253,246,.92)}
.mini-card .k{color:#71B98D}
.continue{border-radius:24px}
.continue .num{background:linear-gradient(145deg,#EFFAEA,#D8F0DA);border-color:#DCEFD5;border-radius:18px}
.ring{background:conic-gradient(var(--forest) calc(var(--p) * 1%), #E9F2E1 0)}
.ring>div{background:#FFFDF7}
.section-head h2{font-size:25px}
.story-card{border-radius:22px;border-color:#E9F1DF}
.cover{border-radius:22px 22px 0 0}
.story-card:hover{transform:translateY(-4px) rotate(-.3deg)}
.story-card .body h3{font-family:"Yuanti SC",sans-serif;font-size:15.5px}

/* 阅读页外壳（正文保持不变） */
.rail-card{border-radius:22px;background:rgba(255,253,246,.94);border-color:#E9F1DF}
.rail-cta{border-radius:18px;background:linear-gradient(140deg,#5FB77F,#2F6E4C);box-shadow:0 16px 26px -20px rgba(42,99,68,.9)}
.modes{background:#EEF8E8;border-color:#E2EFD8;border-radius:14px}
.modes button{border-radius:10px}
.modes button.on{color:var(--forest-deep);box-shadow:0 4px 12px -8px rgba(42,99,68,.6)}
.say-toggle{border-radius:12px}
.say-toggle.on{background:#FFF3CF;border-color:#F3E0A6;color:#8A6A1F}
.article{border-radius:28px;border-color:#E9F1DF}
.story-end{border-radius:24px;background:radial-gradient(420px 200px at 100% 0%, #EDF9E6, rgba(237,249,230,0) 70%), linear-gradient(135deg,#FDFDF4,#EEF9E8);border-color:#DCEDD4}
.story-end h3{font-size:22px}
.story-nav .btn{border-radius:12px}

/* 词卡 */
.word-panel{border-radius:28px 28px 0 0;background:#FFFDF7;border-color:#E4EFDA}
.wp-say{background:#F2FAEC;border-color:#E2EFD8;color:var(--forest)}
.wp-acts button{border-radius:14px}
.wp-acts .a1{background:#FFF1EC;border-color:#F7DCCF;color:#B06A46}
.wp-acts .a2{background:#FFF8E2;border-color:#F3E3B4;color:#96701A}
.wp-acts .a3{background:#EDF9E7;border-color:#D3EBCD;color:#2F6E4C}

/* 复习 / 统计 */
.rcard{border-radius:30px;border-color:#E7F0DD;background:linear-gradient(180deg,#FFFFFF,#FDFDF3)}
.rcard:before{background:radial-gradient(circle,#DFF5DC,transparent 70%)}
.review-top .tag{background:#E9F8E2;color:#3E8A5C}
.grade button{border-radius:20px}
.grade .g3{background:#EDF9E7;border-color:#CFE8C6;color:#2F6E4C}
.stat-card{border-radius:22px;border-color:#E9F1DF}
.stat-card .v{font-family:"Yuanti SC",serif}
.heat i{border-radius:6px}
.heat i.l1{background:#DEF2DC}.heat i.l2{background:#B4E0B8}.heat i.l3{background:#7CC694}.heat i.l4{background:#3E8A5C}
.season-row .bar i{background:linear-gradient(90deg,#9BD8A9,#3E8A5C)}
.word-head h1{font-family:Georgia,serif}

/* 空状态 + 加载 */
.empty-state .ico{background:linear-gradient(150deg,#FFF9E8,#DDF4DE);border-radius:26px}
.empty-state h3{font-size:23px}
.mascot-bob{animation:bob 4.2s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-6px) rotate(2deg)}}
.mascot-wiggle:hover{animation:wiggle .6s ease-in-out}
@keyframes wiggle{0%,100%{transform:rotate(-3deg)}25%{transform:rotate(5deg)}75%{transform:rotate(-5deg)}}

/* 养叶子打卡 */
.plant-card{
  position:relative;overflow:hidden;border-radius:24px;padding:18px 20px;
  background:linear-gradient(160deg,#FFFDF6 0%,#F0FAE9 60%,#E4F6DF 100%);
  border:1px solid #DCEFD4;box-shadow:0 22px 44px -38px rgba(42,99,68,.7);
}
.plant-card .row{display:flex;align-items:center;gap:16px}
.plant-art{width:96px;height:96px;flex:none;display:grid;place-items:center}
.plant-card .k{font-size:11px;letter-spacing:2px;color:#71B98D;font-weight:700;font-family:"Yuanti SC",sans-serif}
.plant-card .v{font-family:"Yuanti SC",serif;font-size:24px;line-height:1.25;margin-top:2px;color:var(--ink)}
.plant-card .s{font-size:11.5px;color:#7C8F80;margin-top:3px}
.plant-card .water{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:700;border-radius:99px;padding:4px 9px;margin-top:8px}
.plant-card .water.done{background:#E4F6DE;color:#2F6E4C}
.plant-card .water.todo{background:#FFF3CF;color:#8A6A1F}
.plant-card .flowerbar{display:flex;gap:4px;margin-top:8px}
.plant-card .flowerbar i{width:14px;height:14px;border-radius:50%;background:#EEF3E3;display:block}
.plant-card .flowerbar i.on{background:radial-gradient(circle at 50% 45%, #FFF6D2 0 22%, #FFD166 24% 100%);box-shadow:0 0 0 2px #FFF3CF}
.stats-plant{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.stats-plant .plant-art{width:140px;height:140px}
.stats-plant .big{font-family:"Yuanti SC",serif;font-size:38px;line-height:1.1}

/* v2 细节修正 */
.heat{grid-template-columns:repeat(7,minmax(0,1fr));max-width:470px;gap:8px}
.plant-card{padding:16px 18px}
.plant-card .row{gap:12px}
.plant-art{width:100px;height:100px}
.plant-card .v{font-size:23px}
.plant-card .k{font-size:10.5px}
.stats-plant .plant-art{width:150px;height:150px}
.leafbg{opacity:.9}
.cover-leaf{position:absolute;right:12px;bottom:10px;width:30px;height:30px;color:#2F6B4F;opacity:.28;z-index:0}
.cover .no,.cover .badge{z-index:1}
.story-card .cover{height:100px}
.heat-legend{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--faint);padding-bottom:4px}
.heat-legend i{width:12px;height:12px;border-radius:4px;background:#EEF3E3;display:block}
.heat-legend i.l1{background:#DEF2DC}.heat-legend i.l2{background:#B4E0B8}.heat-legend i.l3{background:#7CC694}.heat-legend i.l4{background:#3E8A5C}
.story-card{box-shadow:0 14px 30px -26px rgba(42,99,68,.75)}
.heat{flex:1 1 380px;width:100%}
.heat{grid-template-columns:repeat(28,minmax(0,1fr));max-width:780px;gap:5px;flex:1 1 420px}
.heat i{border-radius:5px}
@media (max-width:720px){.heat{grid-template-columns:repeat(14,minmax(0,1fr))}}

@media (max-width:720px){
  .hero h1{font-size:33px;line-height:1.3}
  .hero-main{padding:26px 20px}
  .plant-card .row{gap:10px}
  .plant-art{width:84px;height:84px}
  .plant-card .v{font-size:20px}
  .plant-card .water{margin-top:6px}
  .stats-plant .plant-art{width:110px;height:110px}
}

/* 首页主视觉：卷卷叶出镜 */
.hero-mascot{position:absolute;right:26px;bottom:18px;width:180px;display:flex;flex-direction:column;align-items:center;pointer-events:none}
.hero-mascot svg{width:132px;height:132px;filter:drop-shadow(0 18px 26px rgba(42,99,68,.12))}
.bubble{
  position:relative;background:#FFFDF6;border:1.5px solid #E4EFDA;border-radius:18px;
  padding:8px 14px;font-size:12.5px;color:#4F6B58;font-weight:600;white-space:nowrap;
  box-shadow:0 10px 20px -16px rgba(42,99,68,.7);margin-bottom:-2px;transform:rotate(-3deg);
}
.bubble:after{content:"";position:absolute;left:50%;bottom:-7px;width:12px;height:12px;background:#FFFDF6;border-right:1.5px solid #E4EFDA;border-bottom:1.5px solid #E4EFDA;transform:translateX(-50%) rotate(45deg);border-radius:0 0 3px 0}
@media (max-width:1180px){.hero-mascot{display:none}}
.article p{font-size:var(--read-size,21px)}
.fontctl{display:inline-flex;align-items:center;gap:2px;border:1px solid var(--line);background:rgba(255,255,255,.6);border-radius:12px;padding:3px}
.fontctl button{font:inherit;font-size:12px;border:none;background:transparent;color:#5C7363;cursor:pointer;padding:5px 8px;border-radius:9px}
.fontctl button:hover{background:#F1F9EC}
.fontctl span{font-size:11px;color:#A8B9A9;min-width:18px;text-align:center;font-variant-numeric:tabular-nums}
.fontctl button{font-size:12.5px;font-weight:600;color:#3F5A4A}
.fontctl span{font-size:12px;color:#3F5A4A;font-weight:600;min-width:20px}
/* toast 移到顶部，避免和词卡面板打架 */
.toast{top:84px;bottom:auto;transform:translate(-50%,-12px);z-index:96}
.toast.on{transform:translate(-50%,0)}

/* 音标 / 词典释义 / 标签 */
.wp-phon,.word-phon,.rcard-phon{font-family:Georgia,"Times New Roman",serif;color:#8A9C8D;letter-spacing:.3px}
.wp-phon{font-size:14px;margin-top:2px}
.word-phon{font-size:15px;margin-top:6px}
.rcard-phon{font-size:14px;margin-top:-2px}
.wp-def-k{display:block;font-size:10px;letter-spacing:1.6px;color:var(--faint);font-weight:600;margin-bottom:2px;font-family:"PingFang SC",sans-serif}
.wp-dict{margin-top:12px;border-top:1px dashed #E4EFDA;padding-top:10px}
.wp-dict .k{font-size:10.5px;letter-spacing:2px;color:var(--sage);font-weight:700;margin-bottom:6px}
.sense{display:flex;gap:8px;font-size:13px;line-height:1.75;color:#4F6357;margin-bottom:2px}
.sense i{font-family:Georgia,serif;font-style:italic;color:#8FB79A;flex:none;min-width:26px}
.sense span{flex:1}
.wp-tags{display:flex;gap:6px;margin-top:10px;flex-wrap:wrap}
.wp-tags span{font-size:10px;font-weight:700;color:#5B7F67;background:#EDF7E8;border:1px solid #D9EBD3;border-radius:99px;padding:2px 8px;letter-spacing:.5px}
.word-panel{max-height:86vh;overflow:auto}
.rcard .answer .wp-dict{margin-top:14px}
.rcard .answer .wp-def-k{margin-bottom:4px}
.wp-dict .en-k{margin-top:12px}
.sense-en{font-family:Georgia,"Times New Roman",serif;font-size:12.5px;line-height:1.65;color:#6E8375;margin-bottom:4px;letter-spacing:.1px}
.sense-en:last-child{margin-bottom:0}

/* 词卡改为「固定高度 + 内部滚动」，底部按钮常驻 */
.word-panel{padding:0;max-height:min(78vh,600px);display:flex;flex-direction:column}
.wp-top{padding:20px 26px 10px;flex:none}
.wp-body{overflow-y:auto;padding:0 26px 16px;flex:1;min-height:0;overscroll-behavior:contain}
.wp-body::-webkit-scrollbar{width:6px}
.wp-body::-webkit-scrollbar-thumb{background:#DCE8D6;border-radius:99px}
.wp-acts{margin:0;padding:12px 26px 20px;border-top:1px solid var(--line-2);background:#FFFDF7;flex:none;box-shadow:0 -16px 20px -20px rgba(42,99,68,.45)}
.wp-def{margin-top:4px}
.word-panel{max-height:min(62vh,480px)}
.wp-body{position:relative}
.wp-acts button.sel{box-shadow:inset 0 0 0 2px currentColor;font-weight:700}
.review-top .say-sm{font:inherit;font-size:11px;padding:4px 10px;border-radius:99px;border:1px solid var(--line);background:rgba(255,255,255,.7);color:#7C8F80;cursor:pointer}
.review-top .say-sm.on{background:#EAF7E4;border-color:#D2E9CB;color:#2F6E4C;font-weight:600}

/* 查词 */
.lookup-box{display:flex;align-items:center;gap:10px;margin:24px 0 8px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px 14px;box-shadow:0 16px 34px -32px rgba(42,99,68,.6)}
.lookup-box input{flex:1;border:none;outline:none;background:transparent;font:inherit;font-size:16px;color:var(--ink)}
.lookup-box input::placeholder{color:var(--faint)}
.lookup-hint{font-size:13px;color:var(--muted);padding:16px 2px}
.lookup-hint button{font:inherit;color:var(--forest);background:#EDF7E8;border:none;border-radius:8px;padding:3px 9px;cursor:pointer;margin:0 2px}
.lookup-empty{padding:44px 0;color:var(--muted);font-size:14.5px}
.lookup-empty div{font-size:12.5px;margin-top:6px;color:var(--faint)}
.lookup-count{font-size:11px;letter-spacing:1.2px;color:var(--faint);margin:16px 0 6px}
.lr{display:grid;grid-template-columns:190px 150px 1fr auto;gap:14px;align-items:baseline;padding:13px 10px;border-radius:12px;text-decoration:none;color:inherit;border-bottom:1px solid var(--line-2)}
.lr:hover{background:#F5FBEF}
.lr-w{font-family:Georgia,serif;font-size:17px}
.lr-p{font-family:Georgia,serif;font-size:12px;color:var(--faint)}
.lr-m{font-size:12.5px;color:#6B7F70;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lr-tags{font-size:10px;color:#8FB79A;white-space:nowrap}
.lookup-note{margin-top:20px;font-size:12.5px;color:var(--muted);line-height:1.9}
.lookup-note a{color:var(--forest)}
@media (max-width:720px){
  .lr{grid-template-columns:1fr auto}
  .lr-p,.lr-m{display:none}
  .lookup-box input{font-size:15px}
}
.nav-search{display:none;width:36px;height:36px;border-radius:12px;place-items:center;text-decoration:none;font-size:15px;background:#F2F9EE;border:1px solid var(--line)}
@media (max-width:720px){.nav-search{display:grid}}
.lookup-acts{border-top:none;box-shadow:none;background:transparent;padding:0;margin-top:22px;max-width:430px}

/* ---------- PWA：手机底部导航 / 安全区 ---------- */
.nav{height:calc(68px + env(safe-area-inset-top));padding-top:env(safe-area-inset-top)}
.tabbar{display:none}
@media (max-width:720px){
  body{padding-bottom:calc(62px + env(safe-area-inset-bottom))}
  .tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:60;
    justify-content:space-around;align-items:stretch;
    background:rgba(255,252,244,.94);backdrop-filter:blur(18px) saturate(1.1);
    border-top:1px solid rgba(47,107,79,.12);
    padding:6px 8px calc(6px + env(safe-area-inset-bottom));
    box-shadow:0 -10px 30px -24px rgba(42,99,68,.6);
  }
  .tabbar a{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    text-decoration:none;color:#93A697;font-size:10px;padding:5px 0;border-radius:12px;
  }
  .tabbar a.on{color:var(--forest);background:#EDF7E8;font-weight:600}
  .tabbar svg{width:21px;height:21px}
  .page{padding-bottom:96px}
  .nav{height:calc(58px + env(safe-area-inset-top))}
  .wp-acts{padding-bottom:calc(16px + env(safe-area-inset-bottom))}
}

/* 平板：首页三张卡横排，别堆成长条 */
@media (min-width:721px) and (max-width:1080px){
  .hero-side{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
  .hero-side .mini-card,.hero-side .plant-card{height:100%}
  .reader{grid-template-columns:1fr}
}
.sync-input{flex:1;min-width:220px;font:inherit;font-size:13.5px;padding:11px 14px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);outline:none}
.sync-input:focus{border-color:#BFDCC0;box-shadow:0 0 0 3px rgba(111,185,141,.15)}

/* 故事列表 */
.story-list{padding:0;overflow:hidden}
.story-row{
  display:grid;grid-template-columns:54px minmax(0,1fr) 200px 56px 56px;gap:16px;align-items:center;
  padding:15px 22px;text-decoration:none;color:inherit;border-bottom:1px solid var(--line-2);
  transition:background .15s;
}
.story-list .story-row:last-child{border-bottom:none}
.story-row:hover{background:#F7FBF2}
.sr-no{font-family:"Songti SC",serif;font-size:15px;color:#A8B9A9;letter-spacing:1px}
.sr-main{min-width:0}
.sr-title{display:block;font-family:"Yuanti SC","PingFang SC",sans-serif;font-size:15.5px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sr-meta{display:block;font-size:11.5px;color:var(--muted);margin-top:3px}
.sr-bar{height:5px;border-radius:99px;background:#EDF2E7;overflow:hidden;display:block}
.sr-bar i{display:block;height:100%;background:linear-gradient(90deg,#A9D8B4,#3E8A5C);border-radius:99px}
.sr-pct{font-size:11.5px;color:var(--muted);text-align:right;font-variant-numeric:tabular-nums}
.sr-state{font-size:10.5px;text-align:center;color:#A8B9A9;background:#F4F8EF;border-radius:99px;padding:3px 0}
.sr-state.done{color:#2F6E4C;background:#E9F7E3;font-weight:600}
@media (max-width:720px){
  .story-row{grid-template-columns:38px minmax(0,1fr) 46px;gap:12px;padding:14px 16px}
  .sr-bar{display:none}
  .sr-pct{display:none}
  .sr-title{font-size:15px}
  .sr-state{font-size:10px;padding:4px 0}
}

/* 标题与词数/时长/季数同一行 */
.story-row{padding-top:13px;padding-bottom:13px}
.sr-main{display:flex;align-items:baseline;gap:12px;min-width:0}
.sr-title{display:block;flex:0 1 auto;min-width:0;font-size:15.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sr-meta{display:block;flex:none;margin-top:0;font-size:11.5px;color:var(--muted);white-space:nowrap}
@media (max-width:720px){
  .sr-main{gap:8px}
  .sr-title{font-size:14.5px}
  .sr-meta{font-size:10px}
}