:root{
  --bg:#f4f8f5;
  --bg-deep:#edf4ef;
  --surface:#ffffff;
  --surface-soft:#eef6f1;
  --surface-warm:#fbf5e9;
  --text:#1f3028;
  --text-soft:#4f665b;
  --muted:#7f9389;
  --line:#dfe9e3;
  --line-strong:#cfddd5;
  --brand:#4f9b70;
  --brand-strong:#2f704f;
  --brand-soft:#dff0e6;
  --danger:#b85e58;
  --shadow-sm:0 7px 20px rgba(35,72,52,.055);
  --shadow-md:0 16px 42px rgba(35,72,52,.085);
  --shadow-lg:0 28px 70px rgba(28,63,44,.13);
  --radius-sm:14px;
  --radius-md:20px;
  --radius-lg:28px;
  --radius-xl:34px;
  --shell:900px;
  --ease:cubic-bezier(.2,.8,.2,1);
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{min-height:100%;background:var(--bg);scroll-behavior:smooth}
body{min-height:100%;margin:0;background:
  radial-gradient(circle at 8% -10%,rgba(121,184,146,.12),transparent 31%),
  radial-gradient(circle at 100% 15%,rgba(226,196,136,.09),transparent 27%),
  var(--bg);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;padding-bottom:calc(92px + env(safe-area-inset-bottom));-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body.modal-open{overflow:hidden;touch-action:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed}
img{display:block;max-width:100%}
[hidden]{display:none!important}

.icon{width:1em;height:1em;display:inline-block;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;vertical-align:-.14em}
.icon.fill{fill:currentColor;stroke:none}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.button-reset{border:0;background:transparent;padding:0}

.mobile-shell{width:min(100%,var(--shell));margin:0 auto;padding:0 18px 34px}
.app-header,.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:calc(22px + env(safe-area-inset-top)) 2px 20px}
.app-header-copy,.page-header-copy{min-width:0}
.eyebrow,.section-kicker{display:block;font-size:10px;line-height:1.2;letter-spacing:.19em;font-weight:850;color:#8ca398;text-transform:uppercase}
.app-header h1,.page-header h1{margin:5px 0 5px;font-size:clamp(25px,6vw,31px);line-height:1.18;letter-spacing:-.045em}
.app-header p,.page-header p{margin:0;color:var(--muted);font-size:12px;line-height:1.6}
.header-actions{display:flex;align-items:center;gap:9px}
.icon-btn,.round-action{flex:0 0 auto;width:44px;height:44px;display:grid;place-items:center;border:1px solid rgba(220,233,225,.88);border-radius:16px;background:rgba(255,255,255,.88);color:var(--brand-strong);font-size:21px;box-shadow:var(--shadow-sm);backdrop-filter:blur(14px);transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s}
.icon-btn:active,.round-action:active{transform:scale(.94);box-shadow:none}

/* 首页 */
.home-hero{position:relative;overflow:hidden;min-height:218px;padding:25px;border:1px solid rgba(100,159,126,.16);border-radius:var(--radius-xl);background:linear-gradient(138deg,#e4f3e9 0%,#f7fbf8 58%,#fbf2e2 100%);box-shadow:var(--shadow-md);isolation:isolate}
.home-hero::before{content:"";position:absolute;right:-52px;top:-74px;width:190px;height:190px;border-radius:50%;border:34px solid rgba(255,255,255,.46);z-index:-1}
.home-hero::after{content:"";position:absolute;left:-86px;bottom:-118px;width:240px;height:240px;border-radius:50%;background:rgba(93,161,121,.07);z-index:-1}
.hero-topline{display:flex;align-items:center;justify-content:space-between;gap:14px}
.soft-label{display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border:1px solid rgba(255,255,255,.74);border-radius:999px;background:rgba(255,255,255,.68);color:var(--brand-strong);font-size:11px;font-weight:800;backdrop-filter:blur(10px)}
.hero-date{font-size:10px;color:#8aa095;font-weight:700}
.home-hero h2{max-width:580px;margin:19px 0 8px;font-size:clamp(22px,5.8vw,30px);line-height:1.42;letter-spacing:-.035em}
.home-hero>p{max-width:560px;margin:0;color:var(--text-soft);font-size:13px;line-height:1.75}
.hero-action{display:flex;align-items:center;gap:12px;margin-top:22px}
.primary-pill{min-height:45px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 17px;border:0;border-radius:15px;background:var(--brand-strong);color:#fff;font-size:12px;font-weight:800;box-shadow:0 12px 25px rgba(47,112,79,.2);transition:transform .18s var(--ease),box-shadow .18s var(--ease)}
.primary-pill:active{transform:translateY(1px) scale(.98);box-shadow:none}
.secondary-link{display:inline-flex;align-items:center;gap:5px;color:var(--brand-strong);font-size:12px;font-weight:750}

.insight-card{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;margin-top:14px;padding:18px 18px 17px;border:1px solid rgba(221,233,226,.95);border-radius:24px;background:rgba(255,255,255,.82);box-shadow:var(--shadow-sm);backdrop-filter:blur(14px)}
.insight-copy{min-width:0}
.insight-copy span{font-size:10px;color:var(--muted);font-weight:750}
.insight-copy h3{margin:5px 0 5px;font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.insight-copy p{margin:0;color:var(--muted);font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.insight-progress{--p:0;width:68px;height:68px;display:grid;place-items:center;border-radius:50%;background:conic-gradient(var(--brand) calc(var(--p)*1%),#e7efe9 0);position:relative}
.insight-progress::after{content:"";position:absolute;inset:7px;border-radius:50%;background:#fff}
.insight-progress strong{position:relative;z-index:1;font-size:13px;color:var(--brand-strong)}

.stats-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:14px 0 30px}
.stat-item{position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:80px;padding:10px 4px;border:1px solid rgba(221,233,226,.95);border-radius:20px;background:rgba(255,255,255,.79);box-shadow:0 7px 20px rgba(35,72,52,.035);backdrop-filter:blur(12px)}
.stat-item strong{font-size:22px;line-height:1.05;color:var(--brand-strong);letter-spacing:-.04em}
.stat-item span{margin-top:7px;color:var(--muted);font-size:10px}

.section-block{margin-top:29px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:14px;padding:0 2px}
.section-head.compact{margin-bottom:12px}
.section-head h2{margin:4px 0 0;font-size:20px;letter-spacing:-.035em}
.text-link,.text-btn{display:inline-flex;align-items:center;gap:3px;border:0;background:transparent;color:var(--brand-strong);font-size:12px;font-weight:750;padding:7px 0}
.book-list{display:grid;gap:11px}
.book-card{position:relative;display:grid;grid-template-columns:62px minmax(0,1fr) 28px;gap:14px;align-items:center;padding:13px;border:1px solid rgba(221,233,226,.95);border-radius:22px;background:rgba(255,255,255,.89);box-shadow:var(--shadow-sm);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s}
.book-card:active{transform:scale(.985);box-shadow:none}
.book-cover,.library-cover{position:relative;overflow:hidden;display:grid;place-items:center;background:linear-gradient(145deg,#cfe8d9,#f6faf7);color:var(--brand-strong);font-weight:850;box-shadow:inset 0 0 0 1px rgba(72,126,94,.07)}
.book-cover{width:62px;height:82px;border-radius:14px;font-size:23px}
.book-cover img,.library-cover img{width:100%;height:100%;object-fit:cover}
.cover-letter{position:absolute;inset:0;display:grid;place-items:center}
.book-main{min-width:0}
.book-meta{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.status-dot{width:5px;height:5px;border-radius:50%;background:var(--brand)}
.book-title{margin:6px 0 12px;font-size:16px;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.progress-row{display:flex;align-items:center;gap:10px}
.progress,.mini-progress{height:5px;flex:1;border-radius:999px;background:#e9f0eb;overflow:hidden}
.progress span,.mini-progress i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#8bc2a2,var(--brand))}
.progress-text{min-width:31px;text-align:right;color:var(--muted);font-size:10px;font-variant-numeric:tabular-nums}
.card-chevron{color:#9aaba2;font-size:18px}
.empty{padding:31px 20px;text-align:center;border:1px dashed #cbded3;border-radius:23px;background:rgba(255,255,255,.6);color:var(--muted);font-size:13px;line-height:1.8}
.empty-icon{width:52px;height:52px;display:grid;place-items:center;margin:0 auto 12px;border-radius:18px;background:var(--surface-soft);color:var(--brand-strong);font-size:23px}
.empty strong{display:block;margin-bottom:4px;color:var(--text);font-size:15px}
.empty small{display:block;margin-top:4px;font-size:11px}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}
.quick-card{min-width:0;display:flex;flex-direction:column;align-items:center;gap:9px;padding:14px 4px 12px;border:1px solid rgba(224,234,228,.95);border-radius:19px;background:rgba(255,255,255,.86);font-size:10px;box-shadow:0 7px 20px rgba(35,72,52,.04);transition:transform .18s var(--ease),background .18s}
.quick-card:active{transform:scale(.96);background:var(--surface-soft)}
.quick-icon{width:39px;height:39px;display:grid;place-items:center;border-radius:13px;background:var(--surface-soft);color:var(--brand-strong);font-size:18px}

/* 底部导航 */
.bottom-nav{position:fixed;z-index:30;left:50%;bottom:0;transform:translateX(-50%);width:min(100%,var(--shell));height:calc(72px + env(safe-area-inset-bottom));display:grid;grid-template-columns:1fr 1fr 64px 1fr 1fr;align-items:center;padding:8px 17px env(safe-area-inset-bottom);border:1px solid rgba(218,230,223,.9);border-bottom:0;border-radius:25px 25px 0 0;background:rgba(255,255,255,.91);box-shadow:0 -10px 35px rgba(29,64,45,.055);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px)}
.nav-item{height:50px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;border:0;background:transparent;color:#96a79f;font-size:19px;transition:color .16s,transform .16s}
.nav-item em{font-style:normal;font-size:9px;font-weight:700}
.nav-item.active{color:var(--brand-strong)}
.nav-item:active{transform:scale(.93)}
.nav-fab,.nav-fab-link{width:54px;height:54px;display:grid;place-items:center;margin:-27px auto 0;border:5px solid var(--bg);border-radius:50%;background:var(--brand);color:#fff;font-size:23px;box-shadow:0 11px 25px rgba(57,127,86,.24);transition:transform .18s var(--ease),box-shadow .18s}
.nav-fab:active,.nav-fab-link:active{transform:scale(.92);box-shadow:none}
.active-fab{background:var(--brand-strong)}

/* 书架 */
.library-toolbar{position:sticky;top:0;z-index:8;margin:0 -4px;padding:2px 4px 5px;background:linear-gradient(var(--bg) 75%,transparent)}
.library-search-wrap{display:grid;grid-template-columns:23px minmax(0,1fr) 30px;align-items:center;gap:8px;padding:11px 12px;border:1px solid var(--line);border-radius:17px;background:rgba(255,255,255,.9);box-shadow:var(--shadow-sm);backdrop-filter:blur(15px)}
.library-search-wrap>span{display:grid;place-items:center;color:#82998e;font-size:19px}
.library-search-wrap input{min-width:0;border:0;outline:0;background:transparent;font-size:14px}
.library-search-wrap input::placeholder{color:#9eaea6}
.library-search-wrap button{width:28px;height:28px;display:grid;place-items:center;border:0;border-radius:9px;background:#edf4ef;color:#7f9389}
.filter-row{display:flex;gap:8px;overflow:auto;padding:11px 0 14px;scrollbar-width:none}
.filter-row::-webkit-scrollbar{display:none}
.filter-chip{flex:0 0 auto;min-height:35px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.82);color:var(--muted);font-size:11px;font-weight:750;transition:.18s var(--ease)}
.filter-chip.active{border-color:var(--brand-strong);background:var(--brand-strong);color:#fff;box-shadow:0 7px 17px rgba(47,112,79,.15)}
/* ---------- 书架（2.6 重做）----------
   旧版是「浅色渐变块 + 一个大首字母」，一排下来四种底色轮着来，
   书多了就分不清谁是谁。现在按书名散列到 10 套配色，并做出书的厚度：
   左侧书脊、斜向高光、贴地投影 —— 远看是一排书，不是一排色块。 */
.bk{
  position:relative;
  aspect-ratio:3/4;
  overflow:hidden;
  border-radius:2px 8px 8px 2px;
  background:linear-gradient(145deg,var(--bk-a,#4a7a62),var(--bk-b,#2c5241));
  box-shadow:0 1px 2px rgba(20,38,29,.16),0 10px 20px rgba(24,48,36,.16);
  isolation:isolate;
}
/* 书脊：左边一道由暗到亮的窄条，是"这是一本书"最省事的暗示 */
.bk::before{
  content:"";position:absolute;z-index:2;left:0;top:0;bottom:0;width:8px;
  background:linear-gradient(90deg,rgba(0,0,0,.30),rgba(0,0,0,.10) 55%,rgba(255,255,255,.16));
}
/* 斜向高光 */
.bk::after{
  content:"";position:absolute;z-index:2;inset:0;pointer-events:none;
  background:linear-gradient(118deg,rgba(255,255,255,.20),rgba(255,255,255,.02) 46%,transparent 62%);
}
.bk-title{
  position:absolute;z-index:3;left:17px;right:11px;top:14px;
  color:#fff;font-size:12.5px;font-weight:800;line-height:1.4;letter-spacing:.01em;
  text-shadow:0 1px 3px rgba(0,0,0,.22);
  display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;
}
.bk-author{
  position:absolute;z-index:3;left:17px;right:40px;bottom:12px;
  color:rgba(255,255,255,.76);font-size:9px;font-style:normal;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.bk-title::after{
  content:"";position:absolute;left:0;bottom:-8px;width:22px;height:2px;
  background:rgba(255,255,255,.5);border-radius:2px;
}
.bk img{position:absolute;z-index:4;inset:0;width:100%;height:100%;object-fit:cover}
/* 10 套封面配色。刻意都压在中低明度上,白字才压得住 */
.bk-c0{--bk-a:#4f7f65;--bk-b:#2d5340}
.bk-c1{--bk-a:#3f6d8c;--bk-b:#264a63}
.bk-c2{--bk-a:#9a6a44;--bk-b:#6b452a}
.bk-c3{--bk-a:#6a5f92;--bk-b:#453d68}
.bk-c4{--bk-a:#a05f5f;--bk-b:#6f3c3c}
.bk-c5{--bk-a:#4a7d80;--bk-b:#2c5457}
.bk-c6{--bk-a:#8a854a;--bk-b:#5d5930}
.bk-c7{--bk-a:#5d6b7a;--bk-b:#3a4552}
.bk-c8{--bk-a:#8b5b74;--bk-b:#5e3a4c}
.bk-c9{--bk-a:#5c7a4a;--bk-b:#3a5230}

/* 继续读：在读的书单独横向陈列，进书架第一眼就能接着看 */
.shelf-continue{margin-bottom:22px}
.continue-rail{display:flex;gap:12px;overflow-x:auto;padding:2px 2px 10px;scrollbar-width:none;scroll-snap-type:x mandatory}
.continue-rail::-webkit-scrollbar{display:none}
.continue-card{
  flex:0 0 auto;scroll-snap-align:start;
  width:min(78vw,320px);
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:14px;align-items:center;
  padding:13px;border-radius:20px;background:rgba(255,255,255,.92);box-shadow:var(--shadow-sm);
}
.continue-card:active{transform:scale(.985)}
.continue-card .bk{width:64px}
.continue-info{min-width:0}
.continue-info strong{display:block;font-size:14px;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.continue-info small{display:block;margin:4px 0 9px;color:var(--muted);font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.continue-info .mini-progress{margin:0}
.continue-pct{display:flex;align-items:center;justify-content:space-between;margin-top:7px;color:var(--brand-strong);font-size:9px;font-weight:800}
.continue-pct em{font-style:normal;color:var(--muted);font-weight:600}

/* 工具条：视图切换 + 排序 */
.shelf-tools{display:flex;align-items:center;gap:8px;margin:0 2px 13px}
.shelf-tools .filter-row{flex:1;min-width:0;padding:0}
.shelf-view{flex:0 0 auto;display:flex;gap:2px;padding:3px;border-radius:12px;background:var(--surface-soft)}
.shelf-view button{width:32px;height:30px;display:grid;place-items:center;border:0;border-radius:9px;background:transparent;color:var(--muted);font-size:15px}
.shelf-view button.active{background:#fff;color:var(--brand-strong);box-shadow:0 3px 9px rgba(41,82,59,.10)}
.shelf-sort{flex:0 0 auto;height:36px;padding:0 10px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.86);color:var(--text-soft);font-size:11px}

/* 网格视图 */
.library-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px 12px}
.shelf-item{position:relative;min-width:0}
.shelf-cover{position:relative}
.shelf-link{display:block}
.shelf-item .bk{transition:transform .18s var(--ease),box-shadow .18s var(--ease)}
.shelf-item:active .bk{transform:translateY(1px) scale(.985);box-shadow:0 1px 2px rgba(20,38,29,.16),0 5px 12px rgba(24,48,36,.14)}
.shelf-meta{display:block;padding:9px 1px 0;color:inherit}
.shelf-meta strong{display:block;font-size:12px;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.shelf-meta small{display:block;margin-top:3px;color:var(--muted);font-size:9.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.shelf-bar{height:3px;margin-top:7px;border-radius:99px;background:#e6ede9;overflow:hidden}
.shelf-bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#8bc2a2,var(--brand))}
/* 状态放在封面下面的说明行里。压在封面上会盖住书名 —— 生成的封面
   本来就靠书名认书，盖掉它等于把封面废了。 */
.shelf-badge{color:var(--brand-strong);font-weight:800}
.shelf-badge::after{content:" · ";color:var(--muted);font-weight:400}
/* 编辑按钮落在封面右下角：那里只有作者名，让一让就行 */
.shelf-edit{
  position:absolute;z-index:6;right:5px;bottom:5px;
  width:28px;height:22px;display:grid;place-items:center;
  border:0;border-radius:7px;background:rgba(255,255,255,.82);color:#5b6d64;
  font-size:12px;line-height:1;box-shadow:0 2px 7px rgba(30,56,42,.18);
}

/* 列表视图：书多了之后按名字找更快 */
.library-grid.is-list{grid-template-columns:1fr;gap:9px}
.library-grid.is-list .shelf-item{
  display:grid;grid-template-columns:46px minmax(0,1fr);gap:13px;align-items:center;
  padding:11px 12px;border-radius:16px;background:rgba(255,255,255,.9);box-shadow:var(--shadow-sm);
}
.library-grid.is-list .shelf-cover{width:46px}
.library-grid.is-list .shelf-meta{display:block}
.library-grid.is-list .bk{width:46px}
.library-grid.is-list .shelf-meta{padding:0}
.library-grid.is-list .shelf-meta strong{font-size:13.5px}
.library-grid.is-list .shelf-edit{position:static;justify-self:end;background:transparent;box-shadow:none}

.add-library{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;
  aspect-ratio:3/4;border:1px dashed #c2d8cb;border-radius:12px;
  background:rgba(255,255,255,.55);color:var(--muted);text-align:center;
}
.add-library span{width:34px;height:34px;display:grid;place-items:center;border-radius:11px;background:var(--surface-soft);color:var(--brand-strong);font-size:18px}
.add-library strong{color:var(--text);font-size:11.5px}
.add-library small{font-size:9px;padding:0 6px;line-height:1.4}
.library-grid.is-list .add-library{aspect-ratio:auto;flex-direction:row;gap:12px;padding:14px;border-radius:16px}

.library-loading{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:14px 12px}
.skeleton-card{aspect-ratio:3/4;border-radius:8px;background:linear-gradient(100deg,#eaf0ec 20%,#f5f8f6 38%,#eaf0ec 56%);background-size:220% 100%;animation:shimmer 1.35s infinite linear}
.library-empty{grid-column:1/-1;min-height:185px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:25px;border:1px dashed #c9ddd1;border-radius:24px;background:rgba(255,255,255,.58);text-align:center;color:var(--muted)}
.library-empty>div{width:51px;height:51px;display:grid;place-items:center;border-radius:18px;background:var(--surface-soft);color:var(--brand-strong);font-size:22px}
.library-empty strong{margin-top:11px;color:var(--text);font-size:15px}
.library-empty p{margin:6px 0 0;font-size:11px}

/* 笔记 */
.segmented{position:sticky;top:7px;z-index:7;display:grid;grid-template-columns:repeat(3,1fr);gap:3px;margin-bottom:18px;padding:4px;border:1px solid rgba(218,231,223,.8);border-radius:16px;background:rgba(232,241,235,.9);backdrop-filter:blur(15px)}
.segmented button{min-height:39px;border:0;border-radius:12px;background:transparent;color:var(--muted);font-size:12px;font-weight:750;transition:.2s var(--ease)}
.segmented button.active{background:#fff;color:var(--brand-strong);box-shadow:0 5px 15px rgba(41,82,59,.07)}
.note-panel{display:none;animation:panelIn .22s var(--ease)}
.note-panel.active{display:block}
.note-intro{display:grid;grid-template-columns:1fr auto;gap:13px;align-items:center;margin-bottom:13px;padding:17px 18px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(135deg,rgba(255,255,255,.92),rgba(237,247,241,.88));box-shadow:var(--shadow-sm)}
.note-intro h2{margin:0 0 5px;font-size:16px}
.note-intro p{margin:0;color:var(--muted);font-size:11px;line-height:1.6}
.note-intro span{width:42px;height:42px;display:grid;place-items:center;border-radius:14px;background:#fff;color:var(--brand-strong);font-size:19px;box-shadow:var(--shadow-sm)}
.thought-card,.highlight-card{margin-bottom:13px;padding:20px;border:1px solid var(--line);border-radius:24px;background:rgba(255,255,255,.9);box-shadow:var(--shadow-sm)}
.thought-meta{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:10px}
.thought-card h3{margin:12px 0 8px;font-size:17px;line-height:1.55}
.thought-card p,.highlight-card p{margin:0;color:var(--text-soft);font-size:13px;line-height:1.8}
.tag-row{display:flex;gap:7px;flex-wrap:wrap;margin-top:14px}
.tag-row span{padding:5px 9px;border-radius:999px;background:var(--surface-soft);color:var(--brand-strong);font-size:9px}
.highlight-card{position:relative;padding-left:28px}
.highlight-line{position:absolute;left:14px;top:18px;bottom:18px;width:4px;border-radius:999px;background:#9dceb0}
.highlight-card small{display:block;margin-top:12px;color:var(--muted);font-size:10px}
.soft-empty{background:rgba(255,255,255,.5)}
.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.topic-card{min-height:145px;padding:18px;border:0;border-radius:22px;background:linear-gradient(145deg,#e5f4eb,#f4faf6);text-align:left;box-shadow:inset 0 0 0 1px rgba(115,169,137,.08)}
.topic-card.pale{background:linear-gradient(145deg,#faf0df,#fffaf1)}
.topic-card span{font-size:10px;color:var(--muted)}
.topic-card h3{margin:25px 0 5px;font-size:16px}
.topic-card p{margin:0;color:var(--muted);font-size:10px}
.topic-add{border:1px dashed #bcd5c6;background:rgba(255,255,255,.55)}

/* AI */
.ai-hero{position:relative;overflow:hidden;padding:29px 22px 26px;border:1px solid var(--line);border-radius:30px;background:linear-gradient(145deg,#e3f2e8,#fff8eb);text-align:center;box-shadow:var(--shadow-md)}
.ai-hero::after{content:"";position:absolute;right:-46px;bottom:-54px;width:150px;height:150px;border-radius:50%;border:26px solid rgba(255,255,255,.34)}
.ai-orb{position:relative;z-index:1;width:66px;height:66px;display:grid;place-items:center;margin:0 auto 17px;border:1px solid rgba(255,255,255,.7);border-radius:22px;background:rgba(255,255,255,.82);color:var(--brand-strong);font-size:27px;box-shadow:var(--shadow-md)}
.ai-hero h2{position:relative;z-index:1;margin:0;font-size:21px;line-height:1.5}
.ai-hero p{position:relative;z-index:1;margin:9px auto 19px;max-width:490px;color:var(--muted);font-size:12px;line-height:1.75}
.wide{width:100%}
.ai-hero .save-btn{position:relative;z-index:1;max-width:420px;margin-left:auto;margin-right:auto}
.ai-tool-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:11px}
.ai-tool-grid article{position:relative;overflow:hidden;min-height:151px;padding:17px;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.9);box-shadow:var(--shadow-sm)}
.ai-tool-grid article::after{content:"";position:absolute;right:-20px;bottom:-23px;width:70px;height:70px;border-radius:50%;background:var(--surface-soft)}
.ai-tool-grid span{position:relative;z-index:1;font-size:9px;color:#94a79e;font-weight:800}
.ai-tool-grid h3{position:relative;z-index:1;margin:23px 0 7px;font-size:15px}
.ai-tool-grid p{position:relative;z-index:1;margin:0;color:var(--muted);font-size:10px;line-height:1.65}

/* 我的 */
.profile-card{position:relative;overflow:hidden;display:flex;align-items:center;gap:16px;padding:20px;border:1px solid var(--line);border-radius:27px;background:linear-gradient(135deg,rgba(255,255,255,.95),rgba(235,246,239,.92));box-shadow:var(--shadow-md)}
.profile-card::after{content:"";position:absolute;right:-31px;top:-37px;width:104px;height:104px;border-radius:50%;border:20px solid rgba(255,255,255,.5)}
.avatar{position:relative;z-index:1;width:62px;height:62px;display:grid;place-items:center;border-radius:21px;background:var(--brand-soft);color:var(--brand-strong);font-size:25px;font-weight:850}
.profile-card h2{position:relative;z-index:1;margin:0 0 6px;font-size:20px}
.profile-card p{position:relative;z-index:1;margin:0;color:var(--muted);font-size:11px}
.profile-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:13px 0 23px}
.profile-stats div{padding:15px 5px;border:1px solid var(--line);border-radius:19px;background:rgba(255,255,255,.86);text-align:center}
.profile-stats strong{display:block;color:var(--brand-strong);font-size:21px;letter-spacing:-.04em}
.profile-stats span{display:block;margin-top:5px;color:var(--muted);font-size:8px;line-height:1.35}
.settings-list{overflow:hidden;border:1px solid var(--line);border-radius:24px;background:rgba(255,255,255,.88);box-shadow:var(--shadow-sm)}
.settings-list a,.settings-list button{width:100%;display:grid;grid-template-columns:42px minmax(0,1fr) 18px;gap:12px;align-items:center;padding:15px 16px;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left}
.settings-list a:last-child,.settings-list button:last-child{border-bottom:0}
.setting-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:14px;background:var(--surface-soft);color:var(--brand-strong);font-size:17px;font-weight:800}
.settings-list strong{display:block;font-size:13px}
.settings-list small{display:block;margin-top:4px;color:var(--muted);font-size:9px;line-height:1.45}
.settings-list em{font-style:normal;color:#9aaba2;font-size:20px}
.logout-btn{width:100%;margin:17px 0 0;padding:14px;border:1px solid #f2d8d5;border-radius:16px;background:rgba(255,241,240,.88);color:var(--danger);font-size:12px;font-weight:800}

/* 表单与弹层 */
.modal{position:fixed;z-index:60;inset:0;display:none;align-items:flex-end;justify-content:center;padding:18px 0 0;background:rgba(27,48,37,.32);backdrop-filter:blur(4px);animation:fadeIn .18s ease}
.modal.show{display:flex}
.modal-sheet{width:min(100%,760px);max-height:92dvh;overflow:auto;padding:10px 20px calc(25px + env(safe-area-inset-bottom));border-radius:29px 29px 0 0;background:#fff;box-shadow:0 -20px 55px rgba(24,55,39,.18);animation:sheetUp .26s var(--ease);overscroll-behavior:contain}
.sheet-handle{width:39px;height:5px;margin:0 auto 18px;border-radius:999px;background:#d8e5dd}
.sheet-head{display:flex;align-items:flex-start;justify-content:space-between;gap:15px;margin-bottom:18px}
.sheet-head h2{margin:4px 0 0;font-size:22px;letter-spacing:-.03em}
.close-btn{width:35px;height:35px;display:grid;place-items:center;border:0;border-radius:12px;background:#eff5f1;color:var(--muted);font-size:20px}
.form{display:grid;gap:14px}
.form label{display:grid;gap:7px;color:#587065;font-size:11px;font-weight:800}
.form input,.form select,.form textarea{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:14px;background:#fbfdfc;outline:0;transition:border .18s,box-shadow .18s,background .18s}
.form textarea{resize:vertical;line-height:1.7}
.form input:focus,.form select:focus,.form textarea:focus{border-color:#91c1a5;background:#fff;box-shadow:0 0 0 4px rgba(92,158,119,.1)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.save-btn{min-height:46px;margin-top:4px;padding:0 16px;border:0;border-radius:15px;background:var(--brand);color:#fff;font-size:12px;font-weight:850;box-shadow:0 11px 23px rgba(68,139,98,.18);transition:transform .18s var(--ease),opacity .18s,box-shadow .18s}
.save-btn:active{transform:scale(.985);box-shadow:none}
.save-btn.loading{opacity:.72;pointer-events:none}
.progress-input-row{display:grid;grid-template-columns:1fr 49px;align-items:center;gap:12px}
.progress-input-row input{padding:0;accent-color:var(--brand)}
.progress-input-row output{text-align:center;color:var(--brand-strong);font-weight:850}
.danger-text-btn{border:0;background:transparent;color:var(--danger);padding:11px;font-size:12px;font-weight:750}
.toast{position:fixed;z-index:90;left:50%;bottom:calc(88px + env(safe-area-inset-bottom));max-width:calc(100% - 32px);padding:10px 14px;border-radius:13px;background:rgba(32,47,39,.92);color:#fff;font-size:11px;box-shadow:var(--shadow-md);opacity:0;transform:translate(-50%,12px);pointer-events:none;transition:.22s var(--ease)}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* 登录 */
.auth-page{padding:0;background:
  radial-gradient(circle at 14% 0,rgba(110,178,139,.2),transparent 30%),
  radial-gradient(circle at 95% 90%,rgba(226,188,115,.12),transparent 31%),
  linear-gradient(155deg,#f1f8f4,#fbfdfc 56%,#fffaf2)}
.auth-shell{min-height:100vh;display:grid;place-items:center;padding:28px 18px calc(28px + env(safe-area-inset-bottom))}
.auth-card{position:relative;overflow:hidden;width:min(100%,430px);padding:30px 24px;border:1px solid rgba(215,233,222,.95);border-radius:31px;background:rgba(255,255,255,.84);box-shadow:0 26px 70px rgba(39,82,58,.11);backdrop-filter:blur(18px)}
.auth-card::after{content:"";position:absolute;right:-56px;top:-62px;width:170px;height:170px;border-radius:50%;border:30px solid rgba(225,241,231,.8);z-index:-1}
.auth-mark{width:60px;height:60px;display:grid;place-items:center;margin-bottom:23px;border-radius:20px;background:var(--brand-soft);color:var(--brand-strong);font-size:27px}
.auth-card h1{margin:7px 0 8px;font-size:30px;letter-spacing:-.045em}
.auth-subtitle{margin:0 0 25px;color:var(--muted);font-size:13px;line-height:1.7}
.auth-form{display:grid;gap:15px}
.auth-form label{display:grid;gap:8px;color:#587065;font-size:12px;font-weight:800}
.auth-form input{width:100%;padding:14px 15px;border:1px solid var(--line);border-radius:15px;background:#fbfdfc;outline:0}
.auth-form input:focus{border-color:#91c1a5;box-shadow:0 0 0 4px rgba(92,158,119,.1)}
.password-field{position:relative}
.password-field input{padding-right:65px}
.password-toggle{position:absolute;right:8px;top:50%;transform:translateY(-50%);padding:7px 9px;border:0;border-radius:9px;background:#edf5f0;color:var(--brand-strong);font-size:10px;font-weight:800}
.form-message{min-height:19px;margin:1px 0 0;text-align:center;color:var(--danger);font-size:11px;line-height:1.5}

/* 动画与响应式 */
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes sheetUp{from{transform:translateY(30px);opacity:.5}to{transform:none;opacity:1}}
@keyframes panelIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes shimmer{to{background-position:-220% 0}}

@media(min-width:700px){
  .mobile-shell{padding-left:27px;padding-right:27px}
  .book-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .quick-grid{gap:13px}
  .library-grid{grid-template-columns:repeat(5,minmax(0,1fr))}
  .library-loading{grid-template-columns:repeat(5,1fr)}
  .topic-grid{grid-template-columns:repeat(3,1fr)}
  .ai-tool-grid{grid-template-columns:repeat(4,1fr)}
  .modal{align-items:center;padding:24px}
  .modal-sheet{max-width:660px;border-radius:29px;padding-bottom:24px}
  .sheet-handle{display:none}
}
@media(min-width:960px){
  body:not(.reader-page):not(.auth-page){background:linear-gradient(90deg,#eaf2ed 0,#f5f9f6 18%,#f5f9f6 82%,#eaf2ed 100%)}
  .mobile-shell{width:min(var(--shell),calc(100% - 48px));padding-left:34px;padding-right:34px}
  .home-hero{min-height:238px;padding:31px 30px}
  .home-hero h2{font-size:30px}
  .stats-strip{gap:13px}
  .stat-item{min-height:91px}
  .quick-card{min-height:105px;font-size:12px}
}
@media(max-width:390px){
  .mobile-shell{padding-left:14px;padding-right:14px}
  .home-hero{padding:22px 19px;border-radius:28px}
  .home-hero h2{font-size:21px}
  .home-hero>p{font-size:12px}
  .stats-strip{gap:6px}
  .stat-item{border-radius:17px}
  .quick-card{padding-left:2px;padding-right:2px}
  .form-row{grid-template-columns:1fr}
  .library-grid{gap:12px 9px}
  .bk-title{left:14px;right:9px;top:11px;font-size:11px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

/* =========================================================
   1.8：流畅度与导入中心
   ========================================================= */
@view-transition{navigation:auto}
::view-transition-old(root){animation:page-out .12s ease both}
::view-transition-new(root){animation:page-in .16s var(--ease) both}
@keyframes page-in{from{opacity:.72;transform:translateY(3px)}to{opacity:1;transform:none}}
@keyframes page-out{to{opacity:.85}}

/* 降低移动端合成层与高频模糊计算 */
.section-block,.book-card,.library-card,.note-intro,.ai-tool-grid article,.settings-list{content-visibility:auto;contain-intrinsic-size:1px 180px}
.book-card,.library-card,.quick-card,.filter-chip,.nav-item,.nav-fab-link,.icon-btn,.round-action{touch-action:manipulation}

/* 弹窗改为可关闭动画，不再 display:none 硬切 */
.modal{display:flex!important;visibility:hidden;opacity:0;pointer-events:none;animation:none;transition:opacity .16s ease,visibility 0s linear .18s}
.modal.show{visibility:visible;opacity:1;pointer-events:auto;transition-delay:0s}
.modal-sheet{animation:none;transform:translateY(28px);opacity:.92;transition:transform .22s var(--ease),opacity .18s ease}
.modal.show .modal-sheet{transform:none;opacity:1}

/* 导入中心 */
.import-shell{padding-bottom:44px}
.import-header{padding-bottom:15px}
.import-summary-card{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:center;margin-bottom:15px;padding:17px;border:1px solid var(--line);border-radius:23px;background:linear-gradient(135deg,#e5f3ea,#fffaf0);box-shadow:var(--shadow-sm)}
.import-summary-icon{width:48px;height:48px;display:grid;place-items:center;border-radius:16px;background:#fff;color:var(--brand-strong);font-size:23px;box-shadow:0 6px 18px rgba(43,91,62,.07)}
.import-summary-card strong{display:block;margin-bottom:5px;font-size:15px}
.import-summary-card p{margin:0;color:var(--muted);font-size:11px;line-height:1.65}
.import-tabs{top:5px;margin-bottom:15px}
.import-panel{display:none}
.import-panel.active{display:block;animation:panelIn .16s var(--ease)}
.import-dropzone{width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:214px;padding:25px 18px;border:1.5px dashed #a9cdb8;border-radius:27px;background:linear-gradient(145deg,rgba(255,255,255,.94),rgba(234,246,239,.9));text-align:center;transition:border-color .16s,background .16s,transform .16s}
.import-dropzone:active,.import-dropzone.dragging{transform:scale(.99);border-color:var(--brand-strong);background:#e9f5ed}
.dropzone-icon{width:58px;height:58px;display:grid;place-items:center;margin-bottom:13px;border-radius:20px;background:#fff;color:var(--brand-strong);font-size:26px;box-shadow:var(--shadow-sm)}
.import-dropzone strong{font-size:17px}
.import-dropzone small{margin-top:7px;color:var(--muted);font-size:10px;line-height:1.6}
.import-dropzone em{margin-top:15px;padding:10px 17px;border-radius:13px;background:var(--brand-strong);color:#fff;font-size:11px;font-style:normal;font-weight:800}
.cloud-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:15px;margin:23px 2px 12px}
.cloud-section-head h2{margin:4px 0 0;font-size:19px}
.cloud-section-head>small{color:var(--muted);font-size:9px}
.cloud-provider-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}
.cloud-provider-grid button{min-height:86px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:9px 5px;border:1px solid var(--line);border-radius:18px;background:#fff;color:var(--text-soft);font-size:9px;box-shadow:0 6px 16px rgba(35,72,52,.035)}
.cloud-provider-grid button:active{transform:scale(.97);background:var(--surface-soft)}
.cloud-provider-grid b{width:34px;height:34px;display:grid;place-items:center;border-radius:11px;background:var(--surface-soft);color:var(--brand-strong);font-size:14px}
.import-hint{margin:10px 3px 0;color:var(--muted);font-size:9px;line-height:1.65}
.import-options{margin-top:17px;padding:17px;border:1px solid var(--line);border-radius:23px;background:rgba(255,255,255,.86)}
.import-file-list{display:grid;gap:7px;margin:3px 0 4px}
.import-file-empty{padding:18px;border:1px dashed var(--line-strong);border-radius:15px;text-align:center;color:var(--muted);font-size:10px}
.import-file-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:center;padding:10px;border:1px solid #e6ede9;border-radius:15px;background:#f9fcfa}
.import-file-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:11px;background:#e7f3eb;color:var(--brand-strong);font-size:17px}
.import-file-row div{min-width:0}
.import-file-row strong,.import-file-row small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.import-file-row strong{font-size:11px}
.import-file-row small{margin-top:3px;color:var(--muted);font-size:8px}
.import-file-row button{width:31px;height:31px;display:grid;place-items:center;border:0;border-radius:10px;background:transparent;color:#9aaba2;font-size:16px}
.upload-progress{position:relative;height:30px;margin:6px 0 2px;border-radius:11px;background:#e9f0eb;overflow:hidden}
.upload-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,#8bc2a2,var(--brand));transition:width .12s linear}
.upload-progress em{position:absolute;inset:0;display:grid;place-items:center;color:#285b40;font-size:9px;font-style:normal;font-weight:850}
.import-method-card{display:grid;grid-template-columns:auto 1fr;gap:13px;align-items:center;margin-bottom:13px;padding:16px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(135deg,#fff,#edf7f1)}
.method-icon{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:var(--surface-soft);color:var(--brand-strong);font-size:20px}
.import-method-card h2{margin:0 0 5px;font-size:17px}
.import-method-card p{margin:0;color:var(--muted);font-size:10px;line-height:1.6}
.import-link-form,.import-panel[data-import-panel="text"]>.form{padding:17px;border:1px solid var(--line);border-radius:23px;background:rgba(255,255,255,.88)}
.link-warning{display:grid;grid-template-columns:auto 1fr;gap:9px;margin-top:12px;padding:13px;border-radius:16px;background:#fff5e8;color:#8a6740;font-size:15px}
.link-warning p{margin:0;font-size:9px;line-height:1.7}
.import-results{scroll-margin-top:82px;margin-top:25px}
#importResultList{display:grid;gap:8px}
.import-result{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:11px;align-items:center;padding:13px;border:1px solid var(--line);border-radius:18px;background:#fff}
.import-result>span{width:37px;height:37px;display:grid;place-items:center;border-radius:12px;background:#e5f4ea;color:var(--brand-strong);font-size:18px}
.import-result.error>span{background:#faece9;color:var(--danger)}
.import-result div{min-width:0}
.import-result strong,.import-result small{display:block}
.import-result strong{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.import-result small{margin-top:4px;color:var(--muted);font-size:9px;line-height:1.5}
.import-result>a{padding:8px 10px;border-radius:10px;background:var(--surface-soft);color:var(--brand-strong);font-size:9px;font-weight:800;white-space:nowrap}

@media(max-width:699px){
  .bottom-nav,.icon-btn,.round-action,.insight-card,.stat-item,.soft-label,.library-search-wrap,.segmented,.auth-card{backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
  .bottom-nav{background:#fff;box-shadow:0 -8px 22px rgba(29,64,45,.045)}
  .modal{backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
}
@media(min-width:700px){
  .cloud-provider-grid{grid-template-columns:repeat(6,1fr)}
  .import-summary-card{padding:20px}
}
.import-manual-link{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:3px 12px;align-items:center;margin:-3px 1px 15px;padding:12px 14px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.72)}
.import-manual-link span{color:var(--muted);font-size:9px}
.import-manual-link strong{grid-column:1;font-size:11px;color:var(--brand-strong)}
.import-manual-link em{grid-column:2;grid-row:1/3;color:#97a99f;font-size:20px;font-style:normal}

/* 1.9 导入能力提示 */
.import-capability-card{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:14px 0;padding:13px 14px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.74)}
.import-capability-card div{min-width:0}.import-capability-card strong{display:block;font-size:12px}.import-capability-card small{display:block;margin-top:4px;color:var(--muted);font-size:9px;line-height:1.45}
.import-capability-card>span{flex:0 0 auto;padding:6px 9px;border-radius:999px;background:var(--brand-soft);color:var(--brand-strong);font-size:9px;font-weight:850}.import-capability-card>span.warn{background:#fff0df;color:#9a6430}

/* =========================================================
   2.0：阅读交互重构 / 多背景 / 移动端质感
   只覆盖表现层，不改数据库。
   ========================================================= */

/* 全站：减少“每块都一张卡”的廉价感，改成更清晰的层级与留白 */
body:not(.reader-page):not(.auth-page){
  background:
    radial-gradient(circle at 10% -8%,rgba(111,176,138,.12),transparent 27%),
    radial-gradient(circle at 100% 8%,rgba(228,198,143,.08),transparent 24%),
    linear-gradient(180deg,#f7faf8 0%,#f3f7f4 100%);
}
.mobile-shell{max-width:860px}
.page-header{padding-top:calc(24px + env(safe-area-inset-top))}
.page-header h1{letter-spacing:-.045em}
.section-kicker{letter-spacing:.22em}
.bottom-nav{
  left:50%;right:auto;width:min(calc(100% - 20px),680px);transform:translateX(-50%);
  bottom:calc(8px + env(safe-area-inset-bottom));
  height:68px;padding:7px 10px;border:1px solid rgba(214,226,219,.78);border-radius:24px;
  background:rgba(255,255,255,.96);box-shadow:0 12px 34px rgba(34,70,49,.10);
}
.nav-fab-link{box-shadow:0 8px 22px rgba(42,112,75,.22)}
@media(max-width:699px){
  .bottom-nav{background:#fff!important}
  body:not(.reader-page):not(.auth-page){padding-bottom:calc(94px + env(safe-area-inset-bottom))}
}

/* 导入页：同一系统入口，不再用六张巨大“假入口卡”占空间 */
.import-summary-card{border:0;background:linear-gradient(135deg,#e9f5ed 0%,#f9fbf9 55%,#fbf2e4 100%);box-shadow:none}
.import-dropzone{min-height:178px;border:1px solid #dce9e1;background:#fff;box-shadow:0 10px 28px rgba(35,72,52,.055)}
.import-dropzone em{min-width:112px}
.import-capability-card{border:0;background:#edf6f0}
.cloud-section-head{margin-top:18px}
.cloud-provider-grid{display:flex!important;gap:8px;overflow-x:auto;padding:2px 2px 8px;scrollbar-width:none;overscroll-behavior-inline:contain}
.cloud-provider-grid::-webkit-scrollbar{display:none}
.cloud-provider-grid button{flex:0 0 auto;min-height:0!important;min-width:108px;display:flex;flex-direction:row;gap:8px;padding:10px 12px;border:1px solid #e1e9e4;border-radius:14px;background:#fff;box-shadow:none;font-size:10px;white-space:nowrap}
.cloud-provider-grid b{width:28px;height:28px;border-radius:9px;font-size:12px}
.import-options{padding:15px;border:0;background:#fff;box-shadow:0 8px 26px rgba(35,72,52,.055)}
.import-file-row{border:0;background:#f4f8f5}
.import-method-card{border:0;box-shadow:none}
.import-link-form,.import-panel[data-import-panel="text"]>.form{border:0;box-shadow:0 8px 26px rgba(35,72,52,.055)}

@media(max-width:699px){
  .section-block,.book-card,.library-card,.note-intro,.ai-tool-grid article,.settings-list{content-visibility:visible!important;contain:none!important}
  ::view-transition-old(root),::view-transition-new(root){animation-duration:.09s!important;transform:none!important}
}

/* =========================================================
   笔记中心：与阅读器划线/想法实时同步的列表
   （阅读器本体的样式在 assets/css/reader.css，自 2.4 起独立成文件）
   ========================================================= */
.notes-live-list{display:grid;gap:10px;margin-top:12px}
.notes-sync-loading,.notes-sync-error{padding:30px 16px;border:1px dashed #dce5df;border-radius:20px;text-align:center;color:#87918b;font-size:11px;background:rgba(255,255,255,.44)}
.synced-note-card,.synced-highlight-card{display:block;padding:17px 17px 15px;border:1px solid #e4e9e5;border-radius:20px;background:rgba(255,255,255,.84);box-shadow:0 8px 24px rgba(37,55,45,.035);color:#333b36;text-decoration:none}
.synced-note-card:active,.synced-highlight-card:active{transform:scale(.99);background:#f8faf8}
.synced-note-meta{display:flex;align-items:center;gap:8px;margin-bottom:10px;min-width:0}
.synced-note-meta strong{max-width:58%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}
.synced-note-meta span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#96a09a;font-size:9px}
.synced-note-card blockquote,.synced-highlight-card blockquote{margin:0 0 10px;padding-left:11px;border-left:2px solid #8bb49a;color:#68716c;font-size:11px;line-height:1.7}
.synced-note-card p,.synced-highlight-card p{margin:0;color:#303833;font-size:13px;line-height:1.75;white-space:pre-wrap}
.synced-note-card>small{display:block;margin-top:12px;color:#a0aaa4;font-size:8px}
.synced-highlight-card{display:grid;grid-template-columns:4px minmax(0,1fr);gap:13px}
.synced-highlight-card>.annotation-color{width:4px;height:100%;min-height:58px;border-radius:99px;background:#e9c85e}
.synced-highlight-card>.annotation-color.green{background:#7cbf95}
.synced-highlight-card>.annotation-color.blue{background:#7fb0dc}
.synced-highlight-card>.annotation-color.pink{background:#dd8fa6}
.segmented button .tab-count{display:inline-flex;min-width:18px;height:18px;align-items:center;justify-content:center;margin-left:5px;padding:0 5px;border-radius:999px;background:rgba(77,142,99,.10);color:#548463;font-size:8px;font-style:normal}

/* =========================================================
   2.5：AI 模型与密钥 / 书籍分析
   ========================================================= */
.field-hint{margin:-6px 2px 4px;color:var(--muted);font-size:10px;line-height:1.65}
.field-hint code{padding:1px 5px;border-radius:6px;background:var(--surface-soft);font-size:10px}
.label-optional{margin-left:7px;color:#9fb0a7;font-size:9px;font-weight:600}
.ghost-btn{min-height:46px;padding:0 18px;border:1px solid var(--line-strong);border-radius:15px;background:rgba(255,255,255,.7);color:var(--text-soft);font-size:12px;font-weight:750}
.ghost-btn:active{transform:scale(.985);background:var(--surface-soft)}

/* AI 配置 */
.ai-status-card{display:flex;align-items:center;gap:13px;padding:16px;border-radius:20px;background:rgba(255,255,255,.86);box-shadow:var(--shadow-sm)}
.ai-status-card div{min-width:0}
.ai-status-card strong{display:block;font-size:14px}
.ai-status-card small{display:block;margin-top:4px;color:var(--muted);font-size:10px;line-height:1.6;word-break:break-all}
.ai-status-dot{flex:0 0 auto;width:10px;height:10px;border-radius:50%;background:#c8d3cd}
.ai-status-dot.on{background:#54a273;box-shadow:0 0 0 4px rgba(84,162,115,.14)}
.ai-status-dot.warn{background:#d8a04e;box-shadow:0 0 0 4px rgba(216,160,78,.14)}
.ai-status-dot.off{background:#c2726c;box-shadow:0 0 0 4px rgba(194,114,108,.13)}

.provider-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
.provider-card{min-height:74px;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:13px;border:1px solid var(--line);border-radius:17px;background:rgba(255,255,255,.86);text-align:left;transition:.16s var(--ease)}
.provider-card strong{font-size:13px}
.provider-card small{color:var(--muted);font-size:9px;line-height:1.5}
.provider-card.active{border-color:var(--brand-strong);background:var(--brand-soft)}
.provider-card.active strong{color:var(--brand-strong)}

.model-chip-row{display:flex;flex-wrap:wrap;gap:7px;margin:-6px 0 2px}
.model-chip-row button{min-height:31px;padding:0 11px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.8);color:var(--text-soft);font-size:10px}
.model-chip-row button:active{background:var(--surface-soft)}
.ai-config-form .password-field input{padding-right:64px}

.ai-switch-line{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 2px 2px}
.ai-switch-line strong{display:block;font-size:12px}
.ai-switch-line small{display:block;margin-top:3px;color:var(--muted);font-size:9px;line-height:1.55}
.ai-switch{position:relative;flex:0 0 auto;width:46px;height:27px;padding:0;border:0;border-radius:999px;background:#d5dfd9;transition:background .16s}
.ai-switch::after{content:"";position:absolute;left:3px;top:3px;width:21px;height:21px;border-radius:50%;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.2);transition:transform .16s var(--ease)}
.ai-switch[aria-pressed="true"]{background:var(--brand)}
.ai-switch[aria-pressed="true"]::after{transform:translateX(19px)}
.ai-form-actions{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:6px}
.ai-test-result{margin-top:12px;padding:13px 14px;border-radius:15px;font-size:11px;line-height:1.7}
.ai-test-result.ok{background:#e9f5ed;color:#2f6b48}
.ai-test-result.bad{background:#fbeeec;color:#96504a}
.ai-help-list{overflow:hidden;border-radius:19px;background:rgba(255,255,255,.86);box-shadow:var(--shadow-sm)}
.ai-help-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line)}
.ai-help-row:last-child{border-bottom:0}
.ai-help-row strong{display:block;font-size:12px}
.ai-help-row small{display:block;margin-top:3px;color:var(--muted);font-size:9px;word-break:break-all}
.ai-help-row em{color:#9aaba2;font-size:19px;font-style:normal}

/* 书籍分析 */
.ai-missing-banner{display:flex;align-items:center;gap:12px;margin-bottom:14px;padding:14px 15px;border-radius:18px;background:#fff3e4;color:#8a6134}
.ai-missing-banner>span{font-size:21px}
.ai-missing-banner strong{display:block;font-size:13px}
.ai-missing-banner small{display:block;margin-top:3px;font-size:10px;line-height:1.55}

.analyze-card{margin-bottom:16px;padding:19px 18px;border-radius:24px;background:rgba(255,255,255,.9);box-shadow:var(--shadow-sm)}
.analyze-step{display:flex;align-items:center;gap:9px;margin-bottom:15px;color:var(--brand-strong);font-size:12px;font-weight:800}
.analyze-step b{width:22px;height:22px;display:grid;place-items:center;border-radius:8px;background:var(--brand-soft);font-size:11px}
.analyze-actions{display:grid;grid-template-columns:auto 1fr;gap:10px;margin-top:17px}
/* .field-hint 的负上边距是给表单字段用的，放进卡片会顶到按钮上 */
.analyze-card>.field-hint{margin:13px 2px 0}

.preview-warning{margin-bottom:14px;padding:12px 13px;border-radius:14px;background:#fff3e4;color:#8a6134;font-size:10.5px;line-height:1.7}
.preview-head h2{margin:0;font-size:19px;line-height:1.35}
.preview-head p{margin:5px 0 0;color:var(--muted);font-size:11px}
.preview-oneline{margin:13px 0;padding:12px 14px;border:0;border-left:3px solid #8fbea0;border-radius:0 13px 13px 0;background:var(--surface-soft);color:var(--text-soft);font-size:12.5px;line-height:1.75}
.preview-summary{color:var(--text-soft);font-size:13px;line-height:1.85;white-space:pre-wrap}
.preview-era{margin-top:11px;padding:11px 13px;border-radius:13px;background:var(--surface-warm);color:#7d6a4c;font-size:11px;line-height:1.7}

.preview-chapters{margin-top:15px;padding:13px 14px;border-radius:16px;background:rgba(244,248,245,.9)}
.preview-chapters>summary{display:flex;align-items:center;justify-content:space-between;gap:10px;list-style:none;cursor:pointer;font-size:12px;font-weight:750}
.preview-chapters>summary::-webkit-details-marker{display:none}
.preview-chapters>summary em{color:var(--brand-strong);font-size:0;font-style:normal}
.preview-chapters>summary em::after{content:"展开";font-size:10px}
.preview-chapters[open]>summary em::after{content:"收起"}
.preview-chapters ol{max-height:240px;overflow:auto;margin:12px 0 0;padding-left:20px}
.preview-chapters li{margin-bottom:8px;font-size:11.5px;line-height:1.6}
.preview-chapters li strong{font-weight:700}
.preview-chapters li span{display:block;margin-top:2px;color:var(--muted);font-size:10px}
.preview-chapters .field-hint{margin:10px 0 0}

.depth-head{display:flex;align-items:baseline;justify-content:space-between;margin:20px 2px 11px}
.depth-head strong{font-size:13px}
.depth-head span{color:var(--muted);font-size:10px}
.depth-grid{display:grid;gap:9px}
.depth-card{display:block;padding:15px;border:1px solid var(--line);border-radius:19px;background:rgba(255,255,255,.9);text-align:left;transition:.16s var(--ease)}
.depth-card.active{border-color:var(--brand-strong);background:var(--brand-soft);box-shadow:0 8px 22px rgba(47,112,79,.1)}
.depth-name{display:inline-block;padding:3px 9px;border-radius:999px;background:var(--surface-soft);color:var(--brand-strong);font-size:10px;font-weight:800}
.depth-card.active .depth-name{background:#fff}
.depth-words{display:block;margin:9px 0 4px;font-size:20px;letter-spacing:-.03em}
.depth-card small{display:block;color:var(--muted);font-size:10.5px;line-height:1.6}
.depth-split{display:flex;flex-wrap:wrap;gap:7px;margin-top:10px}
.depth-split i{padding:4px 8px;border-radius:8px;background:rgba(255,255,255,.72);color:var(--text-soft);font-size:9px;font-style:normal}
.depth-card.active .depth-split i{background:rgba(255,255,255,.85)}
.depth-card em{display:block;margin-top:9px;color:var(--muted);font-size:9px;font-style:normal}

.run-head strong{display:block;font-size:16px;line-height:1.4}
.run-head span{display:block;margin-top:4px;color:var(--muted);font-size:10px}
.run-progress{height:6px;margin:14px 0 8px;border-radius:999px;background:#e9f0eb;overflow:hidden}
.run-progress span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#8bc2a2,var(--brand));transition:width .3s var(--ease)}
.run-stat{display:flex;justify-content:space-between;color:var(--muted);font-size:10px;font-variant-numeric:tabular-nums}
.run-current{margin-top:12px;padding:11px 13px;border-radius:13px;background:var(--surface-soft);color:var(--brand-strong);font-size:11px;line-height:1.65}
.run-error{margin-top:11px;padding:12px 13px;border-radius:13px;background:#fbeeec;color:#96504a;font-size:10.5px;line-height:1.7}
.run-error .ghost-btn{min-height:36px;margin-top:9px;padding:0 13px;font-size:10px}
.run-list{max-height:240px;overflow:auto;margin-top:12px;display:grid;gap:6px}
.run-row{display:grid;grid-template-columns:22px minmax(0,1fr);gap:9px;align-items:center;padding:9px 10px;border-radius:12px;background:rgba(244,248,245,.9);color:var(--text-soft)}
.run-row>span{display:grid;place-items:center;color:var(--brand);font-size:14px}
.run-row strong{display:block;font-size:11.5px;line-height:1.4}
.run-row small{display:block;margin-top:2px;color:var(--muted);font-size:9px}
.run-row.is-chapter{background:rgba(233,244,237,.9)}

.report-list{display:grid;gap:10px}
.report-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;padding:15px;border-radius:20px;background:rgba(255,255,255,.9);box-shadow:var(--shadow-sm)}
.report-main{min-width:0}
.report-main strong{display:block;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.report-main small{display:block;margin:5px 0 8px;color:var(--muted);font-size:10px}
.report-actions{display:flex;flex-direction:column;gap:6px}
.report-actions a,.report-actions button{min-height:30px;padding:0 12px;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.85);color:var(--text-soft);font-size:10px;font-weight:750;white-space:nowrap;text-align:center;line-height:28px}
.report-actions a{color:var(--brand-strong);border-color:#bcdcc9;background:var(--brand-soft)}

.ai-disclaimer{margin:20px 4px 0;color:var(--muted);font-size:9.5px;line-height:1.75}

@media(min-width:700px){
  .provider-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .depth-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .report-actions{flex-direction:row}
}
.run-row.is-failed{background:#fbeeec}
.run-row.is-failed>span{color:#c0665f}
.run-row.is-failed small{color:#96504a}