/* ============================================================
   墨香书阁 · 视觉系统
   蓝本：墨韵藏书阁 style.css —— 固定顶栏 / 视图容器 / CSS 书封 /
   漂浮书脊 / 数据看板。双主题 ink / day，断点 1180 / 900 / 640。
   ============================================================ */

@charset "UTF-8";

/* ---------- 通用令牌 ---------- */
:root{
  --font-serif: "Songti SC","STSong","Noto Serif CJK SC","Source Han Serif SC","SimSun",Georgia,serif;
  --font-sans: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  --font-kai: "Kaiti SC","STKaiti","KaiTi","楷体",var(--font-serif);
  --radius: 16px;
  --radius-sm: 12px;
  --ease: cubic-bezier(.22,.8,.28,1);
  --topbar-h: 72px;

  /* 旧令牌别名：后台模板与阅读器还在用这些名字（reader.css 只用 --ease） */
  --bg-soft: var(--bg-2);
  --panel: var(--surface);
  --panel-2: var(--surface-2);
  --line: var(--border);
  --line-strong: var(--border-2);
  --text-dim: var(--text-2);
  --text-mute: var(--text-3);
}

/* ---------- 主题变量 ---------- */
:root[data-theme="ink"]{
  color-scheme:dark;
  --bg:#0b0e14; --bg-2:#10141d; --bg-3:#161b26;
  --surface:rgba(255,255,255,.045); --surface-2:rgba(255,255,255,.078);
  --surface-solid:#161b25;
  --border:rgba(255,255,255,.10); --border-2:rgba(255,255,255,.17);
  --text:#ece8df; --text-2:#a9a8a6; --text-3:#6c7079;
  --gold:#dcb471; --gold-2:#f0d39a; --gold-soft:rgba(220,180,113,.13);
  --gold-deep:#8a6b2e;
  --accent:#d1604b; --jade:#6fb8a7;
  --shadow:0 24px 70px rgba(0,0,0,.55);
  --glow:0 0 90px rgba(220,180,113,.10);
  --paper:#f6f1e6; --paper-text:#2f2a24;
  --input-bg:rgba(0,0,0,.25);
  --danger:#ff8b8b; --ok:#6fd8a8; --badge-wait:#ffb86e;
  --toolbar-bg:color-mix(in srgb,var(--bg) 72%,transparent);
}
:root[data-theme="day"]{
  color-scheme:light;
  --bg:#f2eee5; --bg-2:#eae4d8; --bg-3:#e2dbcc;
  --surface:rgba(255,255,255,.58); --surface-2:rgba(255,255,255,.86);
  --surface-solid:#fbf8f1;
  --border:rgba(60,48,30,.13); --border-2:rgba(60,48,30,.22);
  --text:#2b2721; --text-2:#6b6459; --text-3:#948c7e;
  --gold:#9a6f28; --gold-2:#b8873a; --gold-soft:rgba(154,111,40,.11);
  --gold-deep:#6b4d18;
  --accent:#b0442f; --jade:#2f7f70;
  --shadow:0 20px 55px rgba(80,64,40,.16);
  --glow:0 0 90px rgba(154,111,40,.09);
  --paper:#f6f1e6; --paper-text:#2f2a24;
  --input-bg:rgba(255,255,255,.55);
  --danger:#b03a3a; --ok:#2f7d59; --badge-wait:#ffb86e;
  --toolbar-bg:color-mix(in srgb,var(--bg) 78%,transparent);
}

/* ---------- 基础 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;min-height:100vh;background:var(--bg);color:var(--text);
  font-family:var(--font-sans);font-size:15px;line-height:1.7;
  overflow-x:hidden;transition:background .5s var(--ease),color .4s;
}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--gold);color:#12151c}
svg.ic,.nav-link svg,.tab svg,.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.svg-defs{position:absolute;width:0;height:0;overflow:hidden}
[hidden]{display:none!important}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}

/* ---------- 背景 ---------- */
#bg-canvas{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.75}
.ambient{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;animation:drift 24s ease-in-out infinite alternate}
.orb-a{width:520px;height:520px;left:-140px;top:-160px;background:radial-gradient(circle,rgba(200,120,70,.30),transparent 70%)}
.orb-b{width:620px;height:620px;right:-200px;top:8%;background:radial-gradient(circle,rgba(80,140,150,.24),transparent 70%);animation-delay:-9s}
.orb-c{width:480px;height:480px;left:35%;bottom:-220px;background:radial-gradient(circle,rgba(190,150,90,.20),transparent 70%);animation-delay:-16s}
.grain{position:absolute;inset:0;opacity:.18;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E")}
html[data-theme="day"] .orb{opacity:.32}
html[data-theme="day"] .grain{opacity:.12}
@keyframes drift{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(70px,50px,0) scale(1.16)}}

/* ---------- 顶栏 ---------- */
.topbar{
  position:fixed;top:0;left:0;right:0;height:var(--topbar-h);z-index:60;
  display:flex;align-items:center;gap:28px;padding:0 clamp(18px,4vw,54px);
  background:color-mix(in srgb,var(--bg) 72%,transparent);
  backdrop-filter:blur(22px) saturate(1.4);-webkit-backdrop-filter:blur(22px) saturate(1.4);
  border-bottom:1px solid var(--border);
  transition:background .4s,box-shadow .4s;
}
.topbar.scrolled{box-shadow:0 10px 40px rgba(0,0,0,.22)}
.brand{display:flex;align-items:center;gap:11px;padding:0;flex-shrink:0}
.brand-seal{
  width:38px;height:38px;display:grid;place-items:center;border-radius:9px;
  font-family:var(--font-serif);font-size:21px;font-weight:700;color:#1a140c;
  background:linear-gradient(145deg,var(--gold-2),var(--gold));
  box-shadow:0 4px 18px rgba(190,140,60,.32),inset 0 1px 0 rgba(255,255,255,.5);
  transition:transform .5s var(--ease);
}
.brand:hover .brand-seal{transform:rotate(-8deg) scale(1.06)}
.brand-word{font-family:var(--font-serif);font-size:20px;font-weight:700;letter-spacing:.12em;line-height:1.05;text-align:left}
.brand-word small{display:block;font-size:9px;letter-spacing:.32em;color:var(--text-3);font-weight:400;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:12px}
.nav-link{
  display:flex;align-items:center;gap:8px;padding:9px 15px;border-radius:10px;
  font-size:13.5px;color:var(--text-2);position:relative;transition:color .25s,background .25s;
}
.nav-link svg{width:16px;height:16px}
.nav-link:hover{color:var(--text);background:var(--surface)}
.nav-link.active{color:var(--gold);background:var(--gold-soft)}
.nav-link.active::after{content:"";position:absolute;left:50%;bottom:2px;width:16px;height:2px;transform:translateX(-50%);border-radius:2px;background:var(--gold)}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:9px;width:clamp(190px,22vw,290px);height:38px;padding:0 12px;
  border:1px solid var(--border);border-radius:11px;background:var(--surface);
  transition:border-color .3s,box-shadow .3s,width .3s;
}
.search-box:focus-within{border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-soft);width:clamp(220px,26vw,340px)}
.search-box svg{width:16px;height:16px;color:var(--text-3);flex-shrink:0}
.search-box input{border:0;background:none;outline:0;width:100%;font-size:13px;min-width:0}
.search-box input::placeholder{color:var(--text-3)}
.search-box kbd{font-size:10px;color:var(--text-3);border:1px solid var(--border);border-radius:4px;padding:1px 5px;font-family:var(--font-sans)}
.icon-btn{
  width:38px;height:38px;display:grid;place-items:center;border-radius:11px;
  border:1px solid var(--border);background:var(--surface);color:var(--text-2);
  transition:all .25s var(--ease);flex-shrink:0;
}
.icon-btn:hover{color:var(--gold);border-color:var(--gold);transform:translateY(-2px)}
.icon-btn.on{color:var(--gold);background:var(--gold-soft);border-color:var(--gold)}
.theme-toggle .ico-sun{display:none}
html[data-theme="day"] .theme-toggle .ico-sun{display:block}
html[data-theme="day"] .theme-toggle .ico-moon{display:none}

/* 顶栏账号区 */
.user-chip{display:flex;align-items:center;gap:8px;flex-shrink:0}
.user-name{
  display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 13px;border-radius:11px;
  font-size:13px;color:var(--text-2);background:var(--surface);border:1px solid var(--border);
  max-width:180px;transition:.2s var(--ease);white-space:nowrap;overflow:hidden;
}
.user-name .uname{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.user-name:hover{color:var(--text);border-color:var(--border-2)}
.user-out{font-size:12.5px;color:var(--text-3);padding:4px 6px}
.user-out:hover{color:var(--danger)}
.badge-dot{
  min-width:19px;height:19px;padding:0 5px;border-radius:999px;
  display:inline-grid;place-items:center;font-size:11px;font-weight:700;
  color:#2a0b0b;background:#ff9c6e;box-shadow:0 3px 10px rgba(255,156,110,.4);
}
.dot-n{
  display:inline-grid;place-items:center;min-width:17px;height:17px;padding:0 5px;
  margin-left:5px;border-radius:999px;font-size:10.5px;font-weight:700;
  color:#2a0b0b;background:#ff9c6e;vertical-align:1px;
}

/* ---------- 页面骨架 ---------- */
#app{position:relative;z-index:1;padding-top:var(--topbar-h)}
.page{padding:0 clamp(18px,4vw,54px) 90px;max-width:1560px;margin:0 auto}
section{position:relative}

/* ---------- Hero ---------- */
.hero-view{
  min-height:calc(100vh - var(--topbar-h));
  display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:30px;
  padding-top:5vh;padding-bottom:9vh;position:relative;
}
.hero-copy{position:relative;z-index:2;max-width:660px}
.hero-kicker{display:inline-flex;align-items:center;gap:9px;font-size:11px;letter-spacing:.28em;color:var(--gold);text-transform:uppercase;margin-bottom:26px}
.hero-kicker .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 12px var(--gold);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.7)}}
.hero-title{
  font-family:var(--font-serif);font-weight:700;line-height:1.16;
  font-size:clamp(46px,6.2vw,88px);letter-spacing:.04em;margin:0 0 24px;
  background:linear-gradient(115deg,var(--text) 20%,var(--gold-2) 58%,var(--gold) 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-title .ht-line{display:block}
.hero-title .ht-sub{font-size:.62em;letter-spacing:.16em;opacity:.92;margin-top:.14em}
.hero-sub{color:var(--text-2);font-size:15px;line-height:2;margin:0 0 34px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:48px}
.hero-stats{display:flex;gap:clamp(18px,3vw,44px);flex-wrap:wrap;border-top:1px solid var(--border);padding-top:26px}
.hero-stat b{display:block;font-family:var(--font-serif);font-size:30px;line-height:1;color:var(--text);font-weight:700}
.hero-stat b em{font-style:normal;color:var(--gold)}
.hero-stat span{font-size:11.5px;letter-spacing:.16em;color:var(--text-3);text-transform:uppercase}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.2em;color:var(--text-3)}
.scroll-hint span{width:1px;height:34px;background:linear-gradient(var(--gold),transparent);animation:hint 2s infinite}
@keyframes hint{0%{opacity:0;transform:scaleY(.2)}50%{opacity:1}100%{opacity:0;transform:scaleY(1)}}

/* 悬浮书脊阵列 */
.hero-visual{position:relative;height:min(54vh,470px);perspective:1100px}
.float-book{
  position:absolute;width:clamp(86px,9.5vw,132px);height:clamp(126px,14vw,190px);
  border-radius:4px 9px 9px 4px;transform-style:preserve-3d;overflow:hidden;
  box-shadow:14px 22px 38px rgba(0,0,0,.5),inset -6px 0 14px rgba(0,0,0,.28),inset 2px 0 0 rgba(255,255,255,.13);
  animation:floaty var(--dur,7s) ease-in-out infinite alternate;animation-delay:var(--delay,0s);
  display:flex;align-items:center;justify-content:center;
}
.float-book::before{content:"";position:absolute;left:0;top:0;bottom:0;width:11px;background:linear-gradient(90deg,rgba(0,0,0,.42),rgba(255,255,255,.09),rgba(0,0,0,.22))}
.float-book::after{content:"";position:absolute;inset:8px 8px 8px 16px;border:1px solid rgba(255,255,255,.20);border-radius:2px;pointer-events:none}
.float-book .fb-title{writing-mode:vertical-rl;white-space:nowrap;font-family:var(--font-serif);font-size:clamp(14px,1.5vw,20px);letter-spacing:.18em;color:rgba(255,248,230,.94);text-shadow:0 2px 8px rgba(0,0,0,.5);padding:5px 0;overflow:hidden}
.float-book .fb-title.fb-sm{font-size:clamp(11px,1.1vw,15px);letter-spacing:.12em}
.float-book .fb-glyph{position:absolute;right:6px;bottom:2px;font-family:var(--font-serif);font-size:64px;color:rgba(255,255,255,.07);line-height:1}
@keyframes floaty{from{transform:translateY(0) rotateY(var(--ry,-18deg)) rotateZ(var(--rz,-6deg))}to{transform:translateY(-22px) rotateY(calc(var(--ry,-18deg) + 7deg)) rotateZ(calc(var(--rz,-6deg) + 2deg))}}

/* ---------- 区块标题 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;padding:46px 0 24px;flex-wrap:wrap}
.eyebrow{font-size:10.5px;letter-spacing:.3em;color:var(--gold);text-transform:uppercase;margin-bottom:7px}
.section-head h2{font-family:var(--font-serif);font-size:clamp(27px,3.2vw,38px);margin:0;letter-spacing:.08em;font-weight:700}
.section-head .more{font-size:13px;color:var(--text-3);white-space:nowrap;transition:color .2s}
.section-head .more:hover{color:var(--gold)}
.head-tools{display:flex;align-items:center;gap:14px}
.result-count{font-size:12.5px;color:var(--text-3)}
.result-count b{color:var(--gold);font-weight:650}
.sort-wrap{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-3)}
.sort-wrap select{
  appearance:none;padding:9px 32px 9px 14px;border-radius:10px;border:1px solid var(--border);
  background:var(--surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23a9a8a6' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 11px center;
  font-size:12.5px;outline:0;cursor:pointer;
}
.sort-wrap select:focus{border-color:var(--gold)}
.subhead{font-family:var(--font-serif);font-size:19px;letter-spacing:.1em;margin:34px 0 18px;color:var(--text)}

/* ---------- 分类栏 ---------- */
.category-rail,.cat-rail{display:flex;gap:9px;overflow-x:auto;padding:4px 2px 18px;scroll-snap-type:x proximity;scrollbar-width:none;-ms-overflow-style:none}
.category-rail::-webkit-scrollbar,.cat-rail::-webkit-scrollbar{display:none}
.cat-chip{
  flex:0 0 auto;display:flex;align-items:center;gap:9px;padding:9px 15px;border-radius:11px;
  border:1px solid var(--border);background:var(--surface);color:var(--text-2);
  font-size:13px;scroll-snap-align:start;transition:all .28s var(--ease);white-space:nowrap;
}
.cat-chip .cg,.cat-chip .g{width:24px;height:24px;display:grid;place-items:center;border-radius:7px;font-family:var(--font-serif);font-size:13px;background:var(--gold-soft);color:var(--gold)}
.cat-chip .cn,.cat-chip .n{font-size:11px;color:var(--text-3);font-variant-numeric:tabular-nums}
.cat-chip:hover{transform:translateY(-3px);border-color:var(--border-2);color:var(--text)}
.cat-chip.active,.cat-chip.on{color:#1b1509;background:linear-gradient(135deg,var(--gold-2),var(--gold));border-color:transparent;box-shadow:0 8px 24px rgba(200,150,70,.22)}
.cat-chip.active .cg,.cat-chip.on .g{background:rgba(0,0,0,.13);color:#1b1509}
.cat-chip.active .cn,.cat-chip.on .n{color:rgba(27,21,9,.65)}
.active-filter{display:flex;align-items:center;gap:10px;min-height:0;margin-bottom:4px;font-size:12.5px;color:var(--text-3)}
.active-filter .af-pill{display:inline-flex;align-items:center;gap:7px;padding:5px 11px;border-radius:8px;background:var(--gold-soft);color:var(--gold);border:1px solid color-mix(in srgb,var(--gold) 30%,transparent)}
.active-filter button{color:var(--text-3);font-size:11px;text-decoration:underline;text-underline-offset:3px}
.active-filter button:hover{color:var(--danger)}

/* ---------- 书卡 / 封面 ---------- */
.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(178px,1fr));gap:clamp(16px,2vw,28px);padding-top:12px}
.book-card{
  position:relative;display:block;cursor:pointer;border-radius:14px;outline:0;
  transition:opacity .55s var(--ease),transform .55s var(--ease);
}
html.js .book-card{opacity:0;transform:translateY(26px)}
html.js .book-card.in{opacity:1;transform:none}
.book-card:focus-visible{outline:2px solid var(--gold);outline-offset:6px}
.cover-wrap{position:relative;perspective:900px;padding:6px 10px 12px 4px}
.book-cover{
  position:relative;aspect-ratio:3/4.15;border-radius:3px 9px 9px 3px;overflow:hidden;
  background:linear-gradient(150deg,hsl(var(--hue,35),38%,32%),hsl(var(--hue,35),44%,17%) 58%,hsl(var(--hue,35),40%,11%));
  box-shadow:9px 14px 26px rgba(0,0,0,.42),inset -7px 0 16px rgba(0,0,0,.30),inset 2px 0 0 rgba(255,255,255,.14);
  transform:rotateY(var(--ry,0deg)) rotateX(var(--rx,0deg)) translateY(0);
  transform-style:preserve-3d;transition:transform .45s var(--ease),box-shadow .45s var(--ease);
  border:1px solid rgba(255,255,255,.09);
}
html[data-theme="day"] .book-cover{box-shadow:9px 14px 24px rgba(70,54,30,.30),inset -7px 0 16px rgba(0,0,0,.22),inset 2px 0 0 rgba(255,255,255,.2)}
.book-card:hover .book-cover,.book-card:focus-visible .book-cover{
  transform:rotateY(var(--ry,0deg)) rotateX(var(--rx,0deg)) translateY(-11px);
  box-shadow:16px 26px 44px rgba(0,0,0,.55),inset -7px 0 16px rgba(0,0,0,.30),inset 2px 0 0 rgba(255,255,255,.2),0 0 40px hsl(var(--hue,35) 45% 45% / .16);
}
.book-cover::before{content:"";position:absolute;left:0;top:0;bottom:0;width:13px;background:linear-gradient(90deg,rgba(0,0,0,.46),rgba(255,255,255,.10) 42%,rgba(0,0,0,.28));z-index:3}
.book-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.16) 47%,transparent 62%);transform:translateX(-130%);transition:transform .8s var(--ease);z-index:4;pointer-events:none}
.book-card:hover .book-cover::after{transform:translateX(130%)}
.cover-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1}
.cover-frame{position:absolute;inset:12px 10px 12px 20px;border:1px solid rgba(255,245,220,.24);border-radius:2px;z-index:2}
.cover-frame::before,.cover-frame::after{content:"";position:absolute;width:8px;height:8px;border:1px solid rgba(255,245,220,.4)}
.cover-frame::before{left:3px;top:3px;border-right:0;border-bottom:0}
.cover-frame::after{right:3px;bottom:3px;border-left:0;border-top:0}
.cover-glyph{position:absolute;left:-8px;bottom:-26px;font-family:var(--font-serif);font-size:118px;line-height:1;color:rgba(255,245,220,.075);z-index:1;user-select:none}
.cover-title{
  position:absolute;top:14%;right:13%;writing-mode:vertical-rl;font-family:var(--font-serif);
  font-size:clamp(18px,1.65vw,24px);letter-spacing:.2em;color:#fbf2dc;font-weight:700;
  text-shadow:0 2px 10px rgba(0,0,0,.5);z-index:2;max-height:70%;overflow:hidden;
}
.cover-author{position:absolute;bottom:9%;left:24px;font-size:10.5px;letter-spacing:.14em;color:rgba(255,245,220,.72);z-index:2;font-family:var(--font-serif);max-width:70%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cover-cat{position:absolute;top:9%;left:24px;font-size:9px;letter-spacing:.16em;color:rgba(255,245,220,.55);z-index:2;border:1px solid rgba(255,245,220,.3);padding:2px 6px;border-radius:3px}
.cover-badge{position:absolute;top:10px;right:9px;z-index:6;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:rgba(0,0,0,.4);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.18)}
.cover-badge svg{width:13px;height:13px;fill:none;stroke:var(--gold);stroke-width:1.8}
.book-meta{padding:4px 3px 0;min-width:0}
.book-meta .bm-title{font-family:var(--font-serif);font-size:16px;font-weight:700;letter-spacing:.04em;line-height:1.35;display:flex;align-items:center;gap:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.book-meta .bm-title .fav-dot{width:6px;height:6px;border-radius:50%;background:var(--gold);flex-shrink:0}
.book-meta .bm-line{display:flex;align-items:center;gap:6px;font-size:11.5px;color:var(--text-3);margin-top:5px;flex-wrap:wrap}
.book-meta .bm-line .tag{border:1px solid var(--border);border-radius:5px;padding:0 5px;font-size:10px;color:var(--text-2)}
.book-meta .bm-line .pct{color:var(--gold)}
.ripple{position:absolute;border-radius:50%;background:radial-gradient(circle,rgba(220,180,113,.5),transparent 70%);transform:scale(0);animation:rip .65s var(--ease) forwards;pointer-events:none;z-index:20}
@keyframes rip{to{transform:scale(2.6);opacity:0}}

/* ---------- 空状态 ---------- */
.empty-state{text-align:center;padding:80px 20px;color:var(--text-3)}
.empty-glyph{width:78px;height:78px;margin:0 auto 20px;display:grid;place-items:center;border:1px solid var(--border-2);border-radius:50%;font-family:var(--font-serif);font-size:34px;color:var(--gold)}
.empty-state h3{font-family:var(--font-serif);font-size:21px;color:var(--text);margin:0 0 8px}
.empty-state p{font-size:13px;margin:0 0 20px}
/* 旧式空状态（后台仍用 .empty） */
.empty{text-align:center;padding:70px 20px;color:var(--text-3)}
.empty .ico{font-size:44px;margin-bottom:14px;opacity:.6}
.empty p{margin:0 0 6px;font-size:15px;color:var(--text-2)}
.empty small{font-size:13px;opacity:.85}

/* ---------- 继续阅读 / 书架 ---------- */
.shelf-continue{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.continue-card{
  display:flex;gap:14px;align-items:center;padding:16px;border:1px solid var(--border);
  border-radius:14px;background:var(--surface);cursor:pointer;transition:all .3s var(--ease);position:relative;overflow:hidden;
}
.continue-card:hover{transform:translateY(-3px);border-color:var(--gold);background:var(--surface-2)}
.cc-mini{flex:0 0 44px;height:60px;border-radius:3px 6px 6px 3px;display:grid;place-items:center;font-family:var(--font-serif);font-size:19px;color:#fbf2dc;box-shadow:inset -4px 0 8px rgba(0,0,0,.3);overflow:hidden}
.cc-mini img{width:100%;height:100%;object-fit:cover}
.cc-info{flex:1;min-width:0}
.cc-info b{display:block;font-family:var(--font-serif);font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cc-info small{color:var(--text-3);font-size:11.5px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cc-bar{height:4px;border-radius:4px;background:var(--surface-2);margin-top:9px;overflow:hidden}
.cc-bar span,.cc-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--gold),var(--accent));border-radius:4px;transition:width .6s var(--ease)}
.cc-pct{font-size:11px;color:var(--gold);font-variant-numeric:tabular-nums;margin-left:8px}
.continue-empty{font-size:13px;color:var(--text-3);margin:0}

/* ---------- 数据看板 ---------- */
.stat-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px;margin-bottom:22px}
.stat-card{padding:20px 22px;border:1px solid var(--border);border-radius:15px;background:var(--surface);position:relative;overflow:hidden;transition:transform .3s var(--ease),border-color .3s}
.stat-card:hover{transform:translateY(-4px);border-color:var(--gold)}
.stat-card::after{content:"";position:absolute;right:-30px;top:-30px;width:110px;height:110px;border-radius:50%;background:radial-gradient(circle,var(--gold-soft),transparent 70%)}
.stat-card .sc-label{font-size:11.5px;letter-spacing:.14em;color:var(--text-3);text-transform:uppercase}
.stat-card .sc-val{font-family:var(--font-serif);font-size:34px;font-weight:700;line-height:1.2;margin-top:6px}
.stat-card .sc-val em{font-style:normal;font-size:15px;color:var(--text-3);margin-left:4px}
.stat-card .sc-foot{font-size:11.5px;color:var(--text-3);margin-top:4px}
.sc-val small{font-size:12px;color:var(--text-3);margin-left:3px}
.chart-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.panel{border:1px solid var(--border);border-radius:16px;background:var(--surface);padding:22px 24px;min-width:0;margin-bottom:20px}
.panel-title{font-family:var(--font-serif);font-size:16px;letter-spacing:.06em;display:flex;align-items:baseline;gap:9px;margin-bottom:20px}
.panel-title h3{font-family:var(--font-serif);font-size:16px;letter-spacing:.06em;margin:0;font-weight:700}
.panel-title small{font-family:var(--font-sans);font-size:11px;letter-spacing:0;color:var(--text-3)}
.panel-title span{font-size:11.5px;color:var(--text-3);margin-left:auto}
.donut-wrap{position:relative;width:210px;height:210px;margin:0 auto 18px}
#donut{width:100%;height:100%;transform:rotate(-90deg)}
#donut circle{fill:none;stroke-width:22;transition:stroke-width .3s,opacity .3s;cursor:pointer}
#donut circle:hover{stroke-width:27;opacity:.85}
.donut-center{position:absolute;inset:0;display:grid;place-content:center;text-align:center;pointer-events:none}
.donut-center b{display:block;font-family:var(--font-serif);font-size:32px;line-height:1}
.donut-center span{font-size:11px;color:var(--text-3);letter-spacing:.1em}
.legend{display:grid;grid-template-columns:1fr 1fr;gap:7px 14px}
.legend-item{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--text-2);cursor:pointer}
.legend-item i{width:9px;height:9px;border-radius:3px;flex-shrink:0}
.legend-item b{margin-left:auto;color:var(--text);font-variant-numeric:tabular-nums}
.bar-chart{display:flex;flex-direction:column;gap:11px}
.bar-row{display:grid;grid-template-columns:74px 1fr 48px;align-items:center;gap:12px;font-size:12px}
.bar-row .bl{color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-track{height:9px;border-radius:9px;background:var(--surface-2);overflow:hidden}
.bar-fill{display:block;height:100%;border-radius:9px;width:0;transition:width 1s var(--ease)}
.bar-row .bv{text-align:right;color:var(--text-3);font-variant-numeric:tabular-nums;font-size:11px}
.bar-row b{text-align:right;color:var(--text-3);font-variant-numeric:tabular-nums;font-size:11px}
.line-chart{height:190px;width:100%}
#line-chart{width:100%;height:100%;overflow:visible}
.line-chart .grid-line{stroke:var(--border);stroke-width:1}
.line-chart .area{fill:var(--gold-soft)}
.line-chart .stroke{fill:none;stroke:var(--gold);stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.line-chart .dot{fill:var(--gold)}
.line-chart .lbl{fill:var(--text-3);font-size:9px}
.rank-list{display:flex;flex-direction:column;gap:12px}
.rank-item{display:flex;align-items:center;gap:12px;font-size:12.5px;cursor:pointer}
.rank-item .rn{width:22px;height:22px;border-radius:6px;display:grid;place-items:center;background:var(--surface-2);color:var(--text-3);font-size:11px;flex-shrink:0}
.rank-item:first-child .rn{background:var(--gold-soft);color:var(--gold)}
.rank-item .rt{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-item .rb{height:5px;width:70px;border-radius:5px;background:var(--surface-2);overflow:hidden;flex-shrink:0}
.rank-item .rb span{display:block;height:100%;background:linear-gradient(90deg,var(--gold),var(--jade))}
.rank-item .rv{color:var(--text-3);font-variant-numeric:tabular-nums;width:42px;text-align:right;flex-shrink:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 24px;border-radius:11px;font-size:14px;font-weight:600;
  border:1px solid var(--border-2);transition:all .3s var(--ease);position:relative;overflow:hidden;white-space:nowrap;
}
.btn .ic{width:16px;height:16px}
.btn-primary,.btn.primary{color:#1b1509;background:linear-gradient(135deg,var(--gold-2),var(--gold));border-color:transparent;box-shadow:0 8px 28px rgba(200,150,70,.22)}
.btn-primary:hover,.btn.primary:hover{transform:translateY(-3px);box-shadow:0 14px 36px rgba(200,150,70,.34)}
.btn-ghost,.btn.ghost{color:var(--text);background:var(--surface)}
.btn-ghost:hover,.btn.ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-3px)}
.btn-ghost.gold{color:#1b1509;background:linear-gradient(135deg,var(--gold-2),var(--gold));border-color:transparent}
.btn-sm,.btn.mini{padding:8px 14px;font-size:12.5px;border-radius:9px}
.btn.on{color:var(--gold);border-color:var(--gold);background:var(--gold-soft)}
.btn.danger,.btn-danger{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 40%,transparent)}
.btn.danger:hover{background:color-mix(in srgb,var(--accent) 12%,transparent)}

/* ---------- 书籍详情页 ---------- */
.detail-hero{
  position:relative;display:grid;grid-template-columns:280px 1fr;gap:clamp(28px,4vw,60px);
  align-items:start;padding:56px 0 12px;
}
.detail-hero::before{content:"";position:absolute;left:-10%;top:-20%;width:70%;height:120%;background:radial-gradient(ellipse at 30% 40%,hsl(var(--hue,35) 45% 32% / .38),transparent 66%);pointer-events:none}
.detail-big-cover{
  position:relative;width:100%;aspect-ratio:3/4.15;border-radius:4px 11px 11px 4px;overflow:hidden;
  background:linear-gradient(150deg,hsl(var(--hue,35),38%,34%),hsl(var(--hue,35),44%,16%));
  box-shadow:16px 24px 44px rgba(0,0,0,.55),inset -8px 0 18px rgba(0,0,0,.35),inset 2px 0 0 rgba(255,255,255,.14);
  transform:rotateY(-13deg);transform-origin:left center;
  animation:coverIn .7s var(--ease) both;z-index:1;
}
html[data-theme="day"] .detail-big-cover{box-shadow:16px 24px 44px rgba(60,46,24,.28),inset -8px 0 18px rgba(0,0,0,.22),inset 2px 0 0 rgba(255,255,255,.4)}
@keyframes coverIn{from{transform:rotateY(-40deg) translateY(20px);opacity:0}to{transform:rotateY(-13deg);opacity:1}}
.detail-big-cover::before{content:"";position:absolute;left:0;top:0;bottom:0;width:14px;background:linear-gradient(90deg,rgba(0,0,0,.45),rgba(255,255,255,.1),rgba(0,0,0,.3));z-index:3}
.detail-big-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,255,255,.14),transparent 42%);z-index:3;pointer-events:none}
.detail-big-cover .dt{position:absolute;top:12%;right:12%;writing-mode:vertical-rl;font-family:var(--font-serif);font-size:23px;letter-spacing:.2em;color:#fbf2dc;font-weight:700;z-index:2;max-height:72%;overflow:hidden}
.detail-big-cover .dg{position:absolute;left:-12px;bottom:-30px;font-family:var(--font-serif);font-size:140px;color:rgba(255,245,220,.08);line-height:1;z-index:1;user-select:none}
.detail-big-cover .df{position:absolute;inset:11px 9px 11px 20px;border:1px solid rgba(255,245,220,.25);z-index:2}
.detail-big-cover .cover-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1}
.detail-info{position:relative;flex:1;min-width:0;padding-top:6px;z-index:1}
.detail-info .d-cat{font-size:10.5px;letter-spacing:.2em;color:var(--gold);text-transform:uppercase}
.detail-info h1,.detail-info h2{font-family:var(--font-serif);font-size:clamp(30px,4vw,46px);margin:10px 0 6px;letter-spacing:.06em;line-height:1.25}
.detail-info .d-author{color:var(--text-2);font-size:13.5px;margin-bottom:18px}
.detail-desc{font-size:14px;line-height:1.95;color:var(--text-2);margin:0 0 20px;white-space:pre-wrap;max-width:64ch}
.detail-tags{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:22px}
.detail-tags span{font-size:11px;padding:4px 10px;border:1px solid var(--border);border-radius:20px;color:var(--text-2)}
.detail-facts{display:flex;gap:26px;padding:16px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin-bottom:24px;flex-wrap:wrap}
.detail-facts>div{font-size:11px;color:var(--text-3)}
.detail-facts b{display:block;font-family:var(--font-serif);font-size:18px;color:var(--text);margin-bottom:2px}
.detail-facts dt{font-size:10.5px;letter-spacing:.16em;color:var(--text-3);margin-bottom:4px}
.detail-facts dd{margin:0;font-family:var(--font-serif);font-size:18px;color:var(--gold);white-space:nowrap}
.detail-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.detail-toc{margin-top:44px;border-top:1px solid var(--border);padding-top:8px}
.detail-toc h3{font-family:var(--font-serif);font-size:20px;letter-spacing:.1em;margin:18px 0 14px;color:var(--text);display:flex;align-items:baseline;gap:10px}
.detail-toc h3 small{font-family:var(--font-sans);font-size:11.5px;letter-spacing:0;color:var(--text-3);font-weight:400}
.toc-preview{display:grid;grid-template-columns:1fr 1fr;gap:6px 14px;max-height:340px;overflow:auto;padding-right:6px;scrollbar-width:thin;scrollbar-color:var(--border-2) transparent}
.toc-preview::-webkit-scrollbar{width:6px}
.toc-preview::-webkit-scrollbar-thumb{background:var(--border-2);border-radius:6px}
.toc-preview a,.toc-preview button{display:block;text-align:left;font-size:13px;color:var(--text-2);padding:8px 10px;border-radius:7px;transition:all .2s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;width:100%}
.toc-preview a:hover,.toc-preview button:hover{background:var(--surface-2);color:var(--gold)}
.toc-preview .tp-i{color:var(--text-3);margin-right:7px;font-variant-numeric:tabular-nums}
/* 旧详情页遗留的小件（后台/书内搜索沿用） */
.badges{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 22px}
.badge{font-size:12.5px;padding:5px 12px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);color:var(--text-2);white-space:nowrap}
.badge.gold{color:var(--gold);border-color:color-mix(in srgb,var(--gold) 35%,transparent);background:var(--gold-soft)}
.badge.ok{color:var(--ok);border-color:color-mix(in srgb,var(--ok) 35%,transparent);background:color-mix(in srgb,var(--ok) 10%,transparent)}
.badge.off{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 30%,transparent);background:color-mix(in srgb,var(--danger) 8%,transparent)}
.badge.wait{color:var(--badge-wait);border-color:color-mix(in srgb,var(--badge-wait) 40%,transparent);background:color-mix(in srgb,var(--badge-wait) 12%,transparent)}
.intro{color:var(--text-2);font-size:14.5px;line-height:1.95;white-space:pre-wrap;padding:20px 22px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);border-left:2px solid color-mix(in srgb,var(--gold) 45%,transparent);margin-bottom:24px}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:24px}
.tags span{font-size:12px;padding:3px 10px;border-radius:999px;color:var(--gold);background:var(--gold-soft);border:1px solid color-mix(in srgb,var(--gold) 22%,transparent)}
.actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.rail{display:grid;grid-auto-flow:column;grid-auto-columns:clamp(124px,9.5vw,168px);gap:16px;overflow-x:auto;padding:4px 4px 16px;scroll-snap-type:x proximity;scrollbar-width:thin}

/* ---------- 登录 / 注册 / 待审 ---------- */
body.center-page{min-height:100vh}
body.center-page .topbar,body.center-page .foot,body.center-page .tabbar{display:none}
body.center-page #app{padding-top:0;display:grid;place-items:center;min-height:100vh}
body.center-page .page{padding-left:16px;padding-right:16px;padding-bottom:40px}
.login-card{
  width:min(400px,92vw);padding:40px 34px;border-radius:24px;
  background:var(--surface-solid);border:1px solid var(--border-2);
  box-shadow:var(--shadow);animation:rise .5s var(--ease) both;text-align:left;
}
.login-card .brand-seal,.login-card .brand-mark{margin:0 auto 16px;width:52px;height:52px;font-size:25px;border-radius:16px;display:grid;place-items:center;font-family:var(--font-serif);font-weight:700;color:#1a140c;background:linear-gradient(145deg,var(--gold-2),var(--gold))}
.login-card h1{margin:0 0 6px;font-family:var(--font-serif);font-size:22px;letter-spacing:.12em;text-align:center}
.login-card p.sub{margin:0 0 26px;color:var(--text-3);font-size:13px;text-align:center}
.login-card input[type=password],.login-card input[type=text]{
  width:100%;padding:13px 16px;border-radius:11px;font-size:15px;
  background:var(--input-bg);border:1px solid var(--border-2);color:var(--text);outline:none;
  transition:.2s;font-family:inherit;
}
.login-card input:focus{border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-soft)}
.login-card .btn,.login-card .btn-primary{width:100%;justify-content:center;margin-top:16px}
.login-err{color:var(--danger);font-size:13px;margin-top:14px;min-height:1em}
.field-line{display:block;margin-bottom:13px}
.field-line>span{display:block;font-size:11.5px;color:var(--text-3);letter-spacing:.1em;margin-bottom:6px}
.login-foot{margin-top:18px;font-size:12.5px;color:var(--text-3);text-align:center;line-height:1.8}
.login-foot a{color:var(--gold)}
.login-foot a:hover{text-decoration:underline}
.notice{
  margin-top:18px;padding:14px 16px;border-radius:12px;font-size:13px;line-height:1.85;
  color:var(--text-2);background:var(--gold-soft);border:1px solid color-mix(in srgb,var(--gold) 22%,transparent);
  text-align:left;overflow-wrap:anywhere;
}
.pending-row{display:flex;gap:10px;margin-top:18px}
.pending-row .btn{margin-top:0;padding:11px 18px;font-size:14px}

/* ---------- 页脚 ---------- */
.foot{position:relative;z-index:1;text-align:center;padding:30px 16px 40px;color:var(--text-3);font-size:12.5px;letter-spacing:.05em}
.foot .dot{opacity:.4;margin:0 6px}
.foot a:hover{color:var(--gold)}

/* ---------- 移动端底部标签栏 ---------- */
.tabbar{display:none}
.tab{display:flex;flex-direction:column;align-items:center;gap:3px;color:var(--text-3);font-size:10px;padding:6px 10px;border-radius:9px;transition:color .25s}
.tab svg{width:20px;height:20px}
.tab.active{color:var(--gold)}
.tab.active svg{filter:drop-shadow(0 0 6px var(--gold))}

/* ---------- 轻提示 ---------- */
#toast{
  position:fixed;left:50%;bottom:34px;z-index:300;
  transform:translate(-50%,14px);opacity:0;pointer-events:none;
  max-width:min(86vw,460px);padding:10px 18px;border-radius:999px;
  background:var(--surface-solid);border:1px solid var(--border-2);
  color:var(--text);font-size:13px;line-height:1.5;text-align:center;
  box-shadow:var(--shadow);
  transition:opacity .22s var(--ease),transform .22s var(--ease);
}
#toast.show{opacity:1;transform:translate(-50%,0)}

/* ============================================================
   管理后台（沿用原有结构，换新令牌）
   ============================================================ */
.admin-wrap{display:grid;grid-template-columns:210px 1fr;gap:26px;align-items:start;margin-top:34px}
.admin-wrap>div{min-width:0}
.admin-side{position:sticky;top:calc(var(--topbar-h) + 18px);padding:18px;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border)}
.admin-side h3{margin:0 0 14px;font-size:12px;letter-spacing:.16em;color:var(--text-3);font-weight:600}
.admin-side a{display:block;padding:10px 14px;border-radius:10px;font-size:14px;color:var(--text-2);margin-bottom:4px;transition:.2s}
.admin-side a:hover{background:var(--surface-2);color:var(--text)}
.admin-side a.on{background:var(--gold-soft);color:var(--gold)}
.stat-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.stat{flex:1 1 110px;padding:14px 16px;border-radius:var(--radius-sm);background:var(--surface);border:1px solid var(--border)}
.stat b{display:block;font-family:var(--font-serif);font-size:22px;color:var(--gold);font-weight:650;line-height:1.3}
.stat span{font-size:11.5px;color:var(--text-3);letter-spacing:.06em}
.panel h2{margin:0 0 16px;font-family:var(--font-serif);font-size:17px;font-weight:700;letter-spacing:.05em}
.dropzone{border:2px dashed var(--border-2);border-radius:var(--radius);padding:46px 24px;text-align:center;transition:.25s var(--ease);background:var(--input-bg);cursor:pointer}
.dropzone.hot{border-color:var(--gold);background:var(--gold-soft);transform:scale(1.005)}
.dropzone .ico{font-size:40px;margin-bottom:12px;opacity:.75}
.dropzone b{display:block;font-size:16px;margin-bottom:6px}
.dropzone span{font-size:13px;color:var(--text-3)}
.fmt-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-top:18px}
.fmt-card{padding:15px 17px;border-radius:var(--radius-sm);background:var(--surface-2);border:1px solid var(--border)}
.fmt-card h4{margin:0 0 6px;font-size:14px;color:var(--gold);letter-spacing:.06em}
.fmt-card p{margin:0;font-size:12.5px;color:var(--text-2);line-height:1.7}
.upload-list{margin-top:18px;display:grid;gap:10px}
.up-item{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:13px 16px;border-radius:var(--radius-sm);background:var(--surface-2);border:1px solid var(--border);animation:rise .35s var(--ease) both}
.up-item .nm{font-size:13.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.up-item .st{font-size:12px;color:var(--text-3);white-space:nowrap}
.up-item.ok{border-color:color-mix(in srgb,var(--ok) 38%,transparent)}
.up-item.ok .st{color:var(--ok)}
.up-item.err{border-color:color-mix(in srgb,var(--danger) 38%,transparent)}
.up-item.err .st{color:var(--danger)}
.up-bar{grid-column:1/-1;height:3px;border-radius:3px;background:var(--input-bg);overflow:hidden}
.up-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--gold-deep),var(--gold));transition:width .2s}
.report{margin-top:20px;padding:20px;border-radius:var(--radius);background:var(--gold-soft);border:1px solid color-mix(in srgb,var(--gold) 28%,transparent)}
.report h3{margin:0 0 10px;font-size:15px;color:var(--gold)}
.report ul{margin:0;padding-left:18px;font-size:13px;color:var(--text-2)}
.report li{margin-bottom:5px}
.imp-done{display:flex;gap:12px;overflow-x:auto;padding:4px 0 12px;scrollbar-width:thin}
.imp-book{flex:0 0 78px;text-align:center}
.imp-book img{width:78px;height:117px;object-fit:cover;border-radius:6px;border:1px solid var(--border);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.imp-book:hover img{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,.45)}
.imp-book span{display:block;margin-top:6px;font-size:11.5px;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.table{width:100%;border-collapse:collapse;font-size:13.5px}
.admin-books-bar{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.admin-books-search{display:flex;gap:8px;flex:1 1 260px;min-width:0}
.admin-books-search input{flex:1;min-width:0;padding:9px 14px;border-radius:10px;font-size:14px;background:var(--input-bg);border:1px solid var(--border-2);color:var(--text);outline:none}
.admin-books-search input:focus{border-color:var(--gold)}
.admin-books-count{font-size:12.5px;color:var(--text-3);white-space:nowrap}
.users-table td:last-child,.users-table th:last-child{white-space:nowrap}
.users-table td{padding-top:9px;padding-bottom:9px;white-space:nowrap}
.table th{text-align:left;padding:10px 12px;font-size:11.5px;letter-spacing:.1em;color:var(--text-3);font-weight:600;border-bottom:1px solid var(--border);white-space:nowrap}
.table td{padding:11px 12px;border-bottom:1px solid var(--border);vertical-align:middle}
.table tr:hover td{background:var(--surface)}
.tcover{width:36px;height:54px;border-radius:4px;object-fit:cover;background:var(--bg-2)}
.table .tt a:hover{color:var(--gold)}

.field{margin-bottom:15px}
.field label{display:block;font-size:12px;color:var(--text-3);margin-bottom:6px;letter-spacing:.08em}
.field input,.field select,.field textarea{width:100%;padding:10px 13px;border-radius:10px;font-size:14px;background:var(--input-bg);border:1px solid var(--border-2);color:var(--text);outline:none;font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold)}
.field textarea{min-height:100px;resize:vertical;line-height:1.7}
.field .hint{margin:6px 0 0;font-size:11.5px;color:var(--text-3);line-height:1.5}

/* 编辑书目：封面栏 + 表单栏 */
.admin-edit{display:grid;grid-template-columns:170px minmax(0,1fr);gap:26px;align-items:start}
.admin-edit-cover{min-width:0}
.ae-cover-img{display:block;width:100%;aspect-ratio:3/4.15;object-fit:cover;border-radius:6px 12px 12px 6px;background:var(--bg-2);box-shadow:0 12px 30px rgba(0,0,0,.45)}
.ae-cover-form{margin-top:10px}
.ae-file{display:block;width:100%;margin-bottom:8px;font-size:11.5px;color:var(--text-3);min-width:0}
.ae-file::file-selector-button{padding:6px 10px;margin-right:8px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text-2);font:inherit;cursor:pointer}
.ae-btn{width:100%;justify-content:center;padding:8px 12px;min-height:0;font-size:13px}
.admin-edit-form{min-width:0}
.admin-edit-form h2{margin-top:0}
.ae-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}
.ae-danger{margin-top:26px;padding-top:20px;border-top:1px solid var(--border)}
.ae-meta{font-size:12px;color:var(--text-3);margin-bottom:10px}

.flash{padding:12px 18px;border-radius:12px;margin-bottom:18px;font-size:13.5px;background:color-mix(in srgb,var(--ok) 10%,transparent);border:1px solid color-mix(in srgb,var(--ok) 30%,transparent);color:var(--ok)}
.pager{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:22px}
.pager a,.pager span{padding:7px 14px;border-radius:9px;font-size:13px;color:var(--text-2);background:var(--surface);border:1px solid var(--border)}
.pager .cur{background:var(--gold-soft);color:var(--gold);border-color:color-mix(in srgb,var(--gold) 40%,transparent)}
.pager .gap{background:none;border-color:transparent;padding:7px 4px}
.pager-note{text-align:center;margin:10px 0 0;font-size:12.5px;color:var(--text-3)}
.row-acts{display:flex;gap:6px;flex-wrap:nowrap;justify-content:flex-end;white-space:nowrap}
.row-acts form{display:inline;margin:0}
.tabs{display:flex;gap:4px}
.tabs a{padding:8px 15px;border-radius:999px;font-size:13px;color:var(--text-2);border:1px solid transparent;transition:.2s}
.tabs a:hover{background:var(--surface-2);color:var(--text)}
.tabs a.on{color:var(--gold);background:var(--gold-soft);border-color:color-mix(in srgb,var(--gold) 30%,transparent)}
.tabs a b{color:inherit}
code{padding:1px 6px;border-radius:5px;font-size:.92em;background:var(--surface-2);color:var(--gold);font-family:ui-monospace,Consolas,monospace}

@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes viewIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1180px){
  .nav-link span{display:none}
  .nav-link{padding:10px}
  .hero-view{grid-template-columns:1fr .8fr}
  .chart-row{grid-template-columns:1fr}
}

@media (max-width:900px){
  :root{--topbar-h:62px}
  .topbar{gap:14px;padding:0 18px}
  .nav-links{display:none}
  .hero-view{grid-template-columns:1fr;min-height:auto;padding-top:7vh;padding-bottom:12vh;text-align:center}
  .hero-copy{max-width:none;margin:0 auto}
  .hero-kicker{justify-content:center;margin-bottom:16px}
  .hero-title .ht-sub{font-size:.58em}
  .hero-sub{margin-bottom:22px;line-height:1.9}
  .hero-actions{justify-content:center;margin-bottom:26px}
  .hero-stats{justify-content:center;text-align:left;padding-top:20px}
  .hero-visual{height:300px;order:-1;margin-bottom:6px}
  .float-book{width:78px;height:116px}
  .scroll-hint{display:none}
  .page{padding-bottom:110px}
  .tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70;height:64px;
    padding-bottom:env(safe-area-inset-bottom);
    background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(20px);
    border-top:1px solid var(--border);justify-content:space-around;align-items:center;
  }
  body{padding-bottom:64px}
  body.r-page,body.center-page{padding-bottom:0}
  .detail-hero{grid-template-columns:220px 1fr;gap:26px;padding-top:36px}
  .admin-wrap{grid-template-columns:1fr;margin-top:24px}
  .admin-side{position:static;display:flex;flex-wrap:wrap;gap:6px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
  .admin-side::-webkit-scrollbar{display:none}
  .admin-side h3{display:none}
  .admin-side a{margin:0;white-space:nowrap}
  .admin-edit{grid-template-columns:1fr;gap:18px}
  .admin-edit-cover{display:grid;grid-template-columns:120px minmax(0,1fr);gap:6px 14px;align-items:start}
  .ae-cover-img{grid-row:span 2}
  .ae-cover-form{margin-top:0;align-self:start}
}

@media (max-width:767px){
  body{font-size:14.5px}
  .detail-hero{grid-template-columns:1fr;gap:28px}
  .detail-big-cover{width:186px;margin:0 auto;transform:none;animation:none;justify-self:center}
  .detail-info{text-align:center}
  .detail-desc{margin-left:auto;margin-right:auto}
  .detail-tags,.detail-actions,.detail-facts{justify-content:center}
  .detail-facts{justify-content:center;text-align:center}
  .toc-preview{grid-template-columns:1fr}
  .section-head{padding:32px 0 18px}
  .head-tools{width:100%;justify-content:space-between}
  .continue-card{padding:13px}
  .panel{padding:16px 12px}
  .stat-cards{grid-template-columns:repeat(2,1fr);gap:12px}
  .stat-card{padding:15px}
  .stat-card .sc-val{font-size:26px}
  .legend{grid-template-columns:1fr}
  .donut-wrap{width:180px;height:180px}
  .foot{padding-bottom:20px}
  .login-card{width:100%;max-width:400px;padding:32px 20px}
  .login-card input[type=password],.login-card input[type=text]{padding:11px 14px;min-height:44px;font-size:16px}
  .login-card .btn,.login-card .btn-primary{min-height:44px}
  .pending-row .btn{min-height:44px}
  .btn-ghost{padding:8px 13px;min-height:44px;display:inline-flex;align-items:center}
  .admin-create-form{grid-template-columns:1fr 1fr}
  .admin-create-form .btn{grid-column:1/-1}
  .table th,.table td{padding-left:8px;padding-right:8px}
  .tabs{flex-wrap:wrap}
  .admin-users-search{flex-wrap:wrap;min-width:0!important;margin-left:0!important;flex-basis:100%!important}
  .admin-users-search input[name="q"]{min-width:0;flex:1 1 120px}
  .admin-users-search .btn{flex-shrink:0;white-space:nowrap}
  .table{min-width:680px}
}

@media (max-width:640px){
  body{font-size:14px}
  .brand-word{font-size:17px}
  .brand-word small{font-size:8px}
  .brand-seal{width:33px;height:33px;font-size:18px}
  .search-box{width:38px;padding:0;justify-content:center;overflow:hidden;transition:width .3s var(--ease)}
  .search-box:focus-within{width:min(56vw,220px);padding:0 10px;justify-content:flex-start;position:absolute;right:56px;z-index:5;background:var(--surface-solid)}
  .search-box input{width:0;min-width:0;opacity:0;transition:opacity .2s}
  .search-box:focus-within input{width:100%;opacity:1}
  .search-box kbd{display:none}
  .user-name{max-width:26vw;padding:0 9px;font-size:12px}
  .user-chip{gap:4px}
  .user-out{font-size:12px;padding:4px 2px}
  .hero-title{font-size:clamp(40px,12vw,58px)}
  .hero-sub{font-size:13px;line-height:1.9}
  .hero-stats{gap:20px}
  .hero-stat b{font-size:23px}
  .hero-visual{height:240px}
  .float-book{width:62px;height:92px}
  .float-book .fb-title{font-size:13px}
  .book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
  .cover-title{font-size:17px}
  .cover-glyph{font-size:88px}
  .book-meta .bm-title{font-size:14px}
  .section-head{padding:32px 0 18px}
  .head-tools{width:100%;justify-content:space-between}
  .chart-row{gap:14px}
  .panel{padding:18px 16px}
  .stat-cards{grid-template-columns:repeat(2,1fr);gap:12px}
  .stat-card{padding:15px}
  .stat-card .sc-val{font-size:26px}
  .legend{grid-template-columns:1fr}
  .donut-wrap{width:180px;height:180px}
  .toc-preview{grid-template-columns:1fr}
  .detail-big-cover{width:150px}
  .detail-info h1,.detail-info h2{font-size:26px}
  .detail-facts{gap:16px}
  .toast,#toast{bottom:80px}
}

@media (max-width:400px){
  .book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .stat-cards{grid-template-columns:1fr 1fr}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .book-card{opacity:1;transform:none}
  #bg-canvas{display:none}
}