/* CitePure — design tokens & components
   Visual language derived from an on-site inspection of privacynotes.app
   (warm paper ground, mixed serif/sans display, outline type, pill nav,
   1px borders, near-zero shadows, mono eyebrow labels).
   No external fonts, no framework, no build step. */

:root{
  --cl-paper:#f7f3e8;
  --cl-surface:#fffdf7;
  --cl-surface-2:#f1ebda;
  --cl-sunken:#ece5d2;
  --cl-ink:#0a0a0a;
  --cl-ink-soft:#404040;
  --cl-muted:#6a6a6a;
  --cl-line:#e0d8c4;
  --cl-line-strong:#c9bfa5;
  --cl-blue:#1e40af;
  --cl-blue-soft:#e7edfb;
  --cl-amber:#f4a51c;
  --cl-amber-ink:#7a4a00;
  --cl-mint:#d9f5e7;
  --cl-mint-ink:#0f6e56;
  --cl-red:#b42318;
  --cl-red-soft:#fdeceb;
  --cl-green:#006045;
  --cl-green-soft:#e4f5ee;
  --cl-warn:#9a5b00;
  --cl-warn-soft:#fff2dc;
  --cl-radius:14px;
  --cl-radius-sm:8px;
  --cl-max:1120px;
  --cl-font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  --cl-serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Songti SC",serif;
  --cl-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}

:root[data-theme="dark"]{
  --cl-paper:#171614;
  --cl-surface:#201f1c;
  --cl-surface-2:#282722;
  --cl-sunken:#141311;
  --cl-ink:#f2efe6;
  --cl-ink-soft:#d0ccbf;
  --cl-muted:#9d988b;
  --cl-line:#3a382f;
  --cl-line-strong:#555244;
  --cl-blue:#8fb0f5;
  --cl-blue-soft:#252f4a;
  --cl-amber:#f5b942;
  --cl-amber-ink:#2a1c00;
  --cl-mint:#193b30;
  --cl-mint-ink:#8fe0bd;
  --cl-red-soft:#40201d;
  --cl-green-soft:#16332a;
  --cl-warn-soft:#3b2c12;
}

:root[data-theme="slate"]{
  --cl-paper:#dde1e8;
  --cl-surface:#f0f2f5;
  --cl-surface-2:#e4e8ee;
  --cl-sunken:#d3d8e1;
  --cl-ink:#121524;
  --cl-line:#c0c6d1;
  --cl-line-strong:#a7aebc;
  --cl-blue:#4338ca;
  --cl-blue-soft:#e4e5fb;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cl-paper);color:var(--cl-ink);
  font:16px/1.7 var(--cl-font);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:var(--cl-blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--cl-max);margin:0 auto;padding:0 24px}

/* 顶部公告条 */
.announce{background:var(--cl-mint);color:var(--cl-mint-ink);border-bottom:1px solid var(--cl-line);
  font-size:13px;display:flex;align-items:center;justify-content:center;gap:10px;padding:8px 16px;flex-wrap:wrap}
.announce .mono{font:12px var(--cl-mono);letter-spacing:.04em;opacity:.8}
.announce a{color:var(--cl-mint-ink);font-weight:600;border-bottom:1px solid currentColor}
.announce button{background:none;border:0;color:inherit;cursor:pointer;font-size:18px;line-height:1;padding:0 4px}

/* 药丸导航 */
.navbar{padding:26px 0 14px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:24px;color:var(--cl-ink);white-space:nowrap}
.brand:hover{text-decoration:none}
.brand-mark{width:34px;height:34px;border-radius:9px;background:transparent;overflow:hidden;
  display:inline-flex;align-items:center;justify-content:center;flex:none}
.brand-mark svg,.brand-square svg{display:block;width:100%;height:100%}
.brand-wordmark{display:inline-flex;align-items:baseline;gap:0}
.brand b,.brand-wordmark b{font:600 25px var(--cl-serif);letter-spacing:-.02em}
.brand-wordmark span{font-weight:700;letter-spacing:-.03em}
.nav-pill{display:flex;align-items:center;gap:2px;background:var(--cl-surface);border:1px solid var(--cl-line);
  border-radius:999px;padding:6px 8px;flex-wrap:wrap}
.nav-pill a{color:var(--cl-ink-soft);font-size:13px;padding:6px 11px;border-radius:999px;white-space:nowrap}
.nav-pill a:hover{background:var(--cl-surface-2);text-decoration:none;color:var(--cl-ink)}
.nav-pill .sep{width:1px;height:18px;background:var(--cl-line);margin:0 4px}

/* 通用按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 14px var(--cl-font);
  padding:11px 20px;border-radius:999px;border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:.15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-dark{background:var(--cl-ink);color:var(--cl-paper)}
.btn-amber{background:var(--cl-amber);color:#2a1a00;border-color:rgba(0,0,0,.08)}
.btn-outline{background:transparent;color:var(--cl-ink);border-color:var(--cl-line-strong)}
.btn-blue{background:var(--cl-blue);color:#fff}
.btn-sm{padding:7px 14px;font-size:13px}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}

/* 章节标签 */
.eyebrow{font:12px var(--cl-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cl-amber-ink);
  display:inline-block;margin-bottom:14px}
.eyebrow::before{content:"// ";color:var(--cl-blue)}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;padding:4px 12px;border-radius:999px;
  border:1px solid var(--cl-line-strong);background:var(--cl-surface);color:var(--cl-ink-soft)}
.pill.mint{background:var(--cl-mint);border-color:transparent;color:var(--cl-mint-ink)}

/* Hero */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding:28px 0 10px}
.hero h1{font-size:clamp(44px,6.2vw,78px);line-height:1.02;letter-spacing:-.045em;margin:0 0 20px;font-weight:800}
.hero h1 .serif{font-family:var(--cl-serif);font-weight:600;font-style:italic;letter-spacing:-.03em}
.hero h1 .blue{color:var(--cl-blue)}
.hero h1 .outline{color:transparent;-webkit-text-stroke:2px var(--cl-blue)}
@supports not (-webkit-text-stroke: 1px black){.hero h1 .outline{color:var(--cl-blue)}}
.hero .lede{font-size:18px;line-height:1.65;color:var(--cl-ink-soft);max-width:520px;margin:0 0 22px}
.hero .actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.hero .fine{font-size:13px;color:var(--cl-muted);margin:0}
.hero .fine a{text-decoration:underline}

/* Database & Index Partner Logos */
.partner-logos{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:nowrap;overflow-x:auto;
  padding:12px 8px;margin:6px 0 24px;border-top:1px solid var(--cl-line);border-bottom:1px solid var(--cl-line)}
.partner-logos .logo-item{display:inline-flex;align-items:center;opacity:.8;transition:opacity .15s ease,transform .15s ease}
.partner-logos .logo-item:hover{opacity:1;transform:translateY(-1px)}

/* 产品预览卡（用 CSS 画，不依赖图片） */
.preview{background:var(--cl-surface);border:1px solid var(--cl-line-strong);border-radius:var(--cl-radius);
  padding:16px 18px;position:relative}
.preview-bar{display:flex;align-items:center;justify-content:space-between;font:11px var(--cl-mono);
  color:var(--cl-muted);border-bottom:1px solid var(--cl-line);padding-bottom:10px;margin-bottom:10px}
.preview-bar .dots{display:flex;gap:5px}
.preview-bar .dots i{width:8px;height:8px;border-radius:50%;background:var(--cl-line-strong);display:block}
.ref-row{display:grid;grid-template-columns:88px 1fr;gap:10px;align-items:start;padding:10px 0;
  border-bottom:1px dashed var(--cl-line)}
.ref-row:last-child{border-bottom:0}
.ref-row .state{font:600 10px var(--cl-mono);padding:4px 7px;border-radius:6px;text-align:center;letter-spacing:.03em}
.state.v{background:var(--cl-green-soft);color:var(--cl-green)}
.state.m{background:var(--cl-warn-soft);color:var(--cl-warn)}
.state.f{background:var(--cl-red-soft);color:var(--cl-red)}
.ref-row .t{font-size:12.5px;line-height:1.45}
.ref-row .t small{display:block;color:var(--cl-muted);font:10.5px var(--cl-mono);margin-top:3px}
.preview-note{position:absolute;right:-14px;bottom:-14px;background:var(--cl-blue);color:#fff;
  font:600 11px var(--cl-mono);padding:8px 12px;border-radius:10px;transform:rotate(-3deg);
  border:2px solid var(--cl-surface)}

/* 内容区块 */
section.block{padding:54px 0;border-top:1px solid var(--cl-line)}
section.block h2{font:600 clamp(28px,3.6vw,42px)/1.15 var(--cl-serif);letter-spacing:-.02em;margin:0 0 14px}
section.block .sub{color:var(--cl-ink-soft);max-width:660px;margin:0 0 28px;font-size:16px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.card{background:var(--cl-surface);border:1px solid var(--cl-line);border-radius:var(--cl-radius);padding:20px}
.card h3{font-size:16px;margin:0 0 8px;font-weight:700}
.card p{font-size:14px;color:var(--cl-ink-soft);margin:0;line-height:1.65}
.card .num{font:12px var(--cl-mono);color:var(--cl-blue);display:block;margin-bottom:10px}
.card.human{background:var(--cl-warn-soft);border-color:var(--cl-line-strong)}
.card.human .num{color:var(--cl-warn)}

/* Powerful Citation Tools (图二样式：图片在左，文案在右) */
.tool-showcase{display:grid;grid-template-columns:1fr 370px;gap:36px;align-items:center;margin-top:24px}
@media (max-width:960px){.tool-showcase{grid-template-columns:1fr}}
.feature-tabs{display:flex;flex-direction:column;gap:16px}
.feature-tab{background:var(--cl-surface);border:1px solid var(--cl-line);border-radius:var(--cl-radius);
  padding:22px 20px;cursor:pointer;transition:all .2s ease;display:flex;gap:16px;align-items:flex-start;text-align:left}
.feature-tab:hover{border-color:var(--cl-line-strong);transform:translateY(-1px)}
.feature-tab.active{border-color:var(--cl-blue);background:var(--cl-surface);box-shadow:0 4px 18px rgba(30,64,175,0.08)}
.feature-icon-box{width:42px;height:42px;border-radius:10px;background:var(--cl-paper);border:1px solid var(--cl-line);
  color:var(--cl-blue);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .2s ease}
.feature-tab.active .feature-icon-box{background:var(--cl-blue-soft);border-color:rgba(30,64,175,0.25)}
.feature-tab-content{flex:1}
.feature-tab-num{font:11px var(--cl-mono);color:var(--cl-muted);letter-spacing:.08em;margin-bottom:4px}
.feature-tab-content h3{font-size:17px;font-weight:700;margin:0 0 8px;color:var(--cl-ink)}
.feature-tab-content p{font-size:13.5px;line-height:1.6;color:var(--cl-ink-soft);margin:0}

/* 软件窗口预览 Mockup (图二右侧) */
.mockup-window{background:var(--cl-surface);border:1px solid var(--cl-line-strong);border-radius:var(--cl-radius);
  overflow:hidden;box-shadow:0 6px 24px rgba(0,0,0,0.04);display:flex;flex-direction:column}
.mockup-header{background:var(--cl-surface-2);border-bottom:1px solid var(--cl-line);padding:10px 16px;
  display:flex;align-items:center;justify-content:space-between}
.mockup-dots{display:flex;gap:6px}
.mockup-dots i{width:9px;height:9px;border-radius:50%;display:inline-block}
.mockup-header-title{font:600 12px var(--cl-mono);color:var(--cl-ink-soft);display:flex;align-items:center;gap:6px}
.mockup-header-meta{font:11px var(--cl-mono);color:var(--cl-muted)}
.mockup-body{display:grid;grid-template-columns:190px 1fr;min-height:430px}
@media (max-width:640px){.mockup-body{grid-template-columns:1fr}}
.mockup-sidebar{background:var(--cl-paper);border-right:1px solid var(--cl-line);padding:14px 12px;
  display:flex;flex-direction:column;gap:10px;font-size:12px}
.mockup-brand{font:700 13px var(--cl-serif);color:var(--cl-ink);display:flex;align-items:center;gap:6px;
  padding-bottom:8px;border-bottom:1px solid var(--cl-line)}
.mockup-nav-btn{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:6px;color:var(--cl-ink-soft);
  font-weight:500;cursor:pointer;border:1px solid transparent;font-size:11.5px}
.mockup-nav-btn.active{background:var(--cl-surface);border-color:var(--cl-line);color:var(--cl-blue);font-weight:600}
.mockup-list{display:flex;flex-direction:column;gap:4px;margin-top:4px}
.mockup-list-item{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--cl-muted);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:4px 6px;border-radius:4px}
.mockup-list-item.active{background:var(--cl-surface);color:var(--cl-ink);font-weight:500}
.mockup-list-icon{color:var(--cl-green);font-size:11px;font-weight:bold}
.mockup-sidebar-footer{margin-top:auto;padding-top:8px;border-top:1px solid var(--cl-line);
  font:10px var(--cl-mono);color:var(--cl-muted);display:flex;justify-content:space-between;align-items:center}
.mockup-main{padding:18px 20px;display:flex;flex-direction:column;gap:14px;background:var(--cl-surface)}
.mockup-claim-box{background:var(--cl-surface-2);border:1px solid var(--cl-line);border-radius:8px;padding:12px 14px}
.mockup-claim-label{font:700 10px var(--cl-mono);color:var(--cl-blue);text-transform:uppercase;letter-spacing:.06em;
  display:block;margin-bottom:4px}
.mockup-claim-text{margin:0;font-size:13.5px;font-weight:600;color:var(--cl-ink);line-height:1.5}
.mockup-sources-header{font:700 11px var(--cl-mono);color:var(--cl-muted);letter-spacing:.05em;text-transform:uppercase;margin-top:2px}
.mockup-source-card{border:1px solid var(--cl-line);border-radius:8px;padding:12px 14px;background:var(--cl-surface);
  transition:border-color .15s ease}
.mockup-source-card:hover{border-color:var(--cl-line-strong)}
.mockup-source-title{font-size:13.5px;font-weight:700;color:var(--cl-ink);margin:0 0 4px}
.mockup-source-meta{font:11.5px var(--cl-mono);color:var(--cl-muted);margin-bottom:6px}
.mockup-source-excerpt{font-size:12px;line-height:1.55;color:var(--cl-ink-soft);margin:0 0 10px}
.mockup-source-footer{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.badge-verified{display:inline-flex;align-items:center;gap:4px;font:600 10.5px var(--cl-mono);
  background:var(--cl-green-soft);color:var(--cl-green);padding:3px 8px;border-radius:4px}
.mockup-pill-btn{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:500;
  color:var(--cl-ink-soft);background:var(--cl-paper);border:1px solid var(--cl-line);padding:3px 8px;
  border-radius:4px;text-decoration:none}
.mockup-pill-btn:hover{background:var(--cl-surface-2);color:var(--cl-ink);text-decoration:none}

/* Citation tools & guides (图三样式) */
.guides-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:28px}
@media (max-width:768px){.guides-grid{grid-template-columns:1fr}}
.guide-card{background:var(--cl-surface);border:1px solid var(--cl-line);border-radius:var(--cl-radius);
  padding:26px 28px;display:block;color:inherit;text-decoration:none;transition:all .2s ease}
.guide-card:hover{text-decoration:none;border-color:var(--cl-line-strong);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,0.04)}
.guide-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.guide-title{font-size:17.5px;font-weight:700;color:var(--cl-ink);letter-spacing:-.01em}
.guide-arrow{color:#0ea5e9;font-size:18px;font-weight:600;transition:transform .15s ease,color .15s ease}
.guide-card:hover .guide-arrow{transform:translate(2px,-2px);color:var(--cl-blue)}
.guide-desc{font-size:14px;line-height:1.6;color:var(--cl-ink-soft);margin:0}

/* 全宽无限平滑无缝轮播跑马灯 (图二全屏长条样式) */
.full-bleed-section{width:100%;max-width:100%;position:relative;left:auto;right:auto;margin-left:0;margin-right:0;
  overflow:hidden;box-sizing:border-box}
.testimonials-section{padding:54px 0 44px;border-top:1px solid var(--cl-line)}
.marquee-wrapper{overflow:hidden;position:relative;width:100%;padding:14px 0 20px;
  mask-image:linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%);
  -webkit-mask-image:linear-gradient(to right, transparent 0%, black 5%, black 95%, transparent 100%)}
.marquee-track{display:flex;width:max-content;user-select:none;animation:marquee-scroll 42s linear infinite}
.marquee-track:hover{animation-play-state:paused}
.marquee-group{display:flex;gap:20px;padding-right:20px;flex-shrink:0}
@keyframes marquee-scroll{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}
.testimonial-card{width:380px;flex-shrink:0;background:var(--cl-surface);border:1px solid var(--cl-line);
  border-radius:var(--cl-radius);padding:26px 24px;display:flex;flex-direction:column;justify-content:space-between;
  box-sizing:border-box;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.testimonial-card:hover{border-color:var(--cl-line-strong);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,0.05)}
.testimonial-quote{font-size:14.5px;line-height:1.65;color:var(--cl-ink);margin:0 0 22px}
.testimonial-author{display:flex;align-items:center;gap:12px;margin-top:auto}
.author-avatar{width:42px;height:42px;border-radius:50%;overflow:hidden;flex-shrink:0;border:1px solid var(--cl-line);
  display:flex;align-items:center;justify-content:center}
.author-info{display:flex;flex-direction:column}
.author-name{font-size:13.5px;font-weight:700;color:var(--cl-ink)}
.author-role{font-size:12px;color:var(--cl-muted);line-height:1.35}

/* 常见问题手风琴 FAQ (图二样式) */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 48px;margin-top:32px}
@media (max-width:860px){.faq-grid{grid-template-columns:1fr;gap:0}}
.faq-item{border-bottom:1px solid var(--cl-line);padding:0;background:transparent;border-radius:0;border-top:0;border-left:0;border-right:0}
.faq-summary{display:flex;align-items:center;justify-content:space-between;padding:18px 0;cursor:pointer;
  font-size:15px;font-weight:500;color:var(--cl-ink);list-style:none;user-select:none;transition:color .15s ease}
.faq-summary::-webkit-details-marker{display:none}
.faq-summary:hover{color:var(--cl-blue)}
.faq-icon{width:28px;height:28px;border-radius:50%;border:1px solid var(--cl-line);display:inline-flex;
  align-items:center;justify-content:center;font-size:16px;color:var(--cl-muted);flex-shrink:0;line-height:1;
  transition:transform .2s ease,background .2s ease,border-color .2s ease,color .2s ease}
details[open] .faq-icon{transform:rotate(45deg);border-color:var(--cl-blue);color:var(--cl-blue);background:var(--cl-blue-soft)}
.faq-answer{padding:0 0 18px;font-size:14px;line-height:1.65;color:var(--cl-ink-soft)}

/* 工作台 */
.workbench{background:var(--cl-surface);border:1px solid var(--cl-line);border-radius:var(--cl-radius);
  padding:20px;margin-bottom:18px}
.workbench h2{font:600 17px var(--cl-font);margin:0 0 12px;display:flex;align-items:center;gap:10px}
.workbench .stepnum{display:inline-flex;width:22px;height:22px;border-radius:7px;background:var(--cl-blue);
  color:#fff;font:600 12px var(--cl-mono);align-items:center;justify-content:center;flex:none}
textarea{width:100%;min-height:190px;resize:vertical;padding:14px;border:1px solid var(--cl-line-strong);
  border-radius:var(--cl-radius-sm);font:13px/1.65 var(--cl-mono);color:var(--cl-ink);background:var(--cl-paper)}
textarea:focus{outline:2px solid var(--cl-blue-soft);border-color:var(--cl-blue)}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:12px}
.hint{font-size:12.5px;color:var(--cl-muted);margin-top:10px}
.progress{height:6px;background:var(--cl-sunken);border-radius:99px;overflow:hidden;margin:10px 0 4px;display:none}
.progress i{display:block;height:100%;width:0;background:var(--cl-blue);transition:width .2s}
.alert{font-size:13px;padding:12px 14px;border-radius:var(--cl-radius-sm);background:var(--cl-blue-soft);
  color:var(--cl-ink);margin-bottom:14px;border:1px solid var(--cl-line)}
.sum{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:18px}
.sum > div{border:1px solid var(--cl-line);border-radius:var(--cl-radius-sm);padding:14px 16px;background:var(--cl-surface)}
.sum strong{display:block;font-size:28px;line-height:1.2}
.sum span{font-size:12px;color:var(--cl-muted)}
.sum .v strong{color:var(--cl-green)} .sum .m strong{color:var(--cl-warn)} .sum .f strong{color:var(--cl-red)}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{border-bottom:1px solid var(--cl-line);padding:10px 8px;text-align:left;vertical-align:top}
th{font-size:11.5px;color:var(--cl-muted);font-weight:600;background:var(--cl-surface-2);white-space:nowrap}
td.idx{color:var(--cl-muted);width:32px}
.clip{display:block;max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mono{font:11.5px var(--cl-mono);color:var(--cl-muted);word-break:break-all}
details{border:1px solid var(--cl-line);border-radius:var(--cl-radius-sm);padding:0 14px;background:var(--cl-surface)}
summary{cursor:pointer;padding:12px 0;font-size:14px;font-weight:600}
details p,details li{font-size:13.5px;color:var(--cl-ink-soft)}
#log{font:12px/1.6 var(--cl-mono);max-height:300px;overflow:auto;background:var(--cl-ink);color:var(--cl-paper);
  padding:14px;border-radius:var(--cl-radius-sm);white-space:pre-wrap;margin-top:8px}
#selftestOut{font:12px/1.7 var(--cl-mono);margin-top:8px;white-space:pre-wrap}

/* 页脚 */
footer{border-top:1px solid var(--cl-line);margin-top:40px;padding:28px 0 48px;font-size:12.5px;color:var(--cl-muted)}
footer .cols{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:18px}
footer a{color:var(--cl-ink-soft)}
footer .mono{font:11px var(--cl-mono)}

/* 工作台补充组件（app.js 运行时生成的部分也在这里定义） */
.breadcrumb{font:12px var(--cl-mono);color:var(--cl-muted);padding-top:6px}
.breadcrumb a{color:var(--cl-muted)}
.blue{color:var(--cl-blue)}
.serif{font-family:var(--cl-serif);font-style:italic;font-weight:600}
.outline{color:transparent;-webkit-text-stroke:2px var(--cl-blue)}
.card h2{font:600 17px var(--cl-font);margin:0 0 12px;display:flex;align-items:center;gap:10px}
.pill.v,.pill.m,.pill.f{font:600 11px var(--cl-mono);letter-spacing:.02em;padding:4px 9px}
.pill.v{background:var(--cl-green-soft);border-color:transparent;color:var(--cl-green)}
.pill.m{background:var(--cl-warn-soft);border-color:transparent;color:var(--cl-warn)}
.pill.f{background:var(--cl-red-soft);border-color:transparent;color:var(--cl-red)}
#status{font:12px var(--cl-mono);color:var(--cl-muted);margin-top:8px;min-height:18px}
.workbench .row .btn{flex:none}

/* 响应式 */
@media (max-width:900px){
  .hero{grid-template-columns:1fr;gap:36px;padding-top:24px}
  .grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .preview-note{right:8px}
}
@media (max-width:620px){
  .grid-2,.grid-3,.grid-4,.sum{grid-template-columns:1fr}
  .nav-pill{order:3;width:100%;justify-content:center}
  .hero h1{font-size:42px}
}
@media print{
  body{background:#fff}
  .announce,.navbar,.no-print,footer,textarea,.row,details{display:none!important}
  section.block,.workbench,.card{border:1px solid #ccc;break-inside:avoid}
  .report-head{display:block!important}
}
.report-head{display:none;margin-bottom:14px}

/* ============================================================
   AI Source Finder & Citely Workspace Layout Styles
   ============================================================ */
.app-shell{
  display:flex;
  min-height:100vh;
  background:var(--cl-paper);
}

/* 左侧边栏 (Citely 风格) */
.app-sidebar{
  width:260px;
  flex-shrink:0;
  background:var(--cl-surface-2);
  border-right:1px solid var(--cl-line);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  padding:16px 14px;
  position:sticky;
  top:0;
  height:100vh;
  overflow-y:auto;
  box-sizing:border-box;
  transition:width .2s ease, transform .2s ease;
  z-index:40;
}
.sidebar-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}
.sidebar-brand{
  display:flex;
  align-items:center;
  gap:8px;
  font-weight:700;
  font-size:16px;
  color:var(--cl-ink);
  text-decoration:none;
}
.sidebar-brand:hover{
  text-decoration:none;
}
.brand-square{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:26px;
  height:26px;
  border-radius:6px;
  background:transparent;
  overflow:hidden;
  flex:none;
}
.sidebar-toggle-btn{
  width:32px;
  height:32px;
  border-radius:6px;
  border:1px solid transparent;
  background:transparent;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--cl-muted);
  transition:background .15s ease;
}
.sidebar-toggle-btn:hover{
  background:var(--cl-sunken);
  color:var(--cl-ink);
}

.sidebar-nav{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-bottom:24px;
}
.sidebar-nav-btn{
  display:flex;
  align-items:center;
  gap:10px;
  width:100%;
  height:38px;
  padding:0 12px;
  border-radius:8px;
  border:1px solid transparent;
  background:transparent;
  font:500 14px var(--cl-font);
  color:var(--cl-ink-soft);
  cursor:pointer;
  text-align:left;
  transition:all .15s ease;
  box-sizing:border-box;
}
.sidebar-nav-btn:hover{
  background:var(--cl-sunken);
  color:var(--cl-ink);
}
.sidebar-nav-btn.active{
  background:var(--cl-sunken);
  border-color:var(--cl-line);
  font-weight:600;
  color:var(--cl-ink);
}
.sidebar-nav-btn .nav-plus{
  font-size:16px;
  font-weight:600;
  color:var(--cl-blue);
}

.sidebar-history{
  flex:1;
  overflow-y:auto;
  margin-bottom:16px;
}
.history-label{
  font:600 11px var(--cl-mono);
  color:var(--cl-muted);
  text-transform:uppercase;
  letter-spacing:.06em;
  margin-bottom:8px;
  padding:0 4px;
}
.history-item{
  display:flex;
  align-items:center;
  gap:8px;
  padding:8px 10px;
  border-radius:6px;
  font-size:13px;
  color:var(--cl-ink-soft);
  cursor:pointer;
  transition:background .15s ease;
  margin-bottom:4px;
  text-decoration:none;
}
.history-item:hover{
  background:var(--cl-sunken);
  color:var(--cl-ink);
}
.history-item.active{
  background:var(--cl-sunken);
  color:var(--cl-ink);
  font-weight:500;
}
.history-title{
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  flex:1;
}
.history-end-msg{
  font-size:11px;
  color:var(--cl-muted);
  line-height:1.5;
  padding:14px 6px 0;
  border-top:1px dashed var(--cl-line);
  margin-top:14px;
}

.sidebar-footer{
  padding-top:14px;
  border-top:1px solid var(--cl-line);
  display:flex;
  flex-direction:column;
  gap:10px;
}
.sidebar-tier-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:12px;
  color:var(--cl-ink-soft);
}
.tier-badge{
  font:600 10px var(--cl-mono);
  background:var(--cl-mint);
  color:var(--cl-mint-ink);
  padding:2px 7px;
  border-radius:999px;
}
.sidebar-home-link{
  font-size:12.5px;
  color:var(--cl-muted);
  text-decoration:none;
  display:flex;
  align-items:center;
  gap:6px;
}
.sidebar-home-link:hover{
  color:var(--cl-ink);
  text-decoration:underline;
}

/* 主工作台区域 */
.app-main{
  flex:1;
  min-width:0;
  padding:36px 32px 80px;
  overflow-y:auto;
  box-sizing:border-box;
}
.app-container{
  max-width:860px;
  margin:0 auto;
}

.citely-heading{
  font-family:var(--cl-serif);
  font-size:clamp(28px,3.8vw,38px);
  font-weight:500;
  letter-spacing:-.01em;
  text-align:center;
  margin:16px 0 24px;
  color:var(--cl-ink);
}

/* 现代 AI 输入卡片 (Composer Box) */
.citely-composer{
  background:#ffffff;
  border:1px solid var(--cl-line);
  border-radius:18px;
  box-shadow:0 1px 3px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.03);
  padding:14px 18px;
  margin-bottom:36px;
  transition:border-color .15s ease, box-shadow .15s ease;
}
.citely-composer:focus-within{
  border-color:var(--cl-line-strong);
  box-shadow:0 1px 3px rgba(0,0,0,0.08), 0 10px 30px rgba(0,0,0,0.05);
}
.composer-tabs{
  display:inline-flex;
  align-items:center;
  gap:4px;
  margin-bottom:10px;
}
.composer-tab-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:999px;
  border:0;
  background:transparent;
  font:500 13px var(--cl-font);
  color:var(--cl-muted);
  cursor:pointer;
  transition:all .15s ease;
}
.composer-tab-btn:hover{
  color:var(--cl-ink);
}
.composer-tab-btn.active{
  background:var(--cl-surface-2);
  color:var(--cl-ink);
  font-weight:600;
}
.composer-textarea{
  width:100%;
  border:0;
  outline:0;
  background:transparent;
  font:15px/1.6 var(--cl-font);
  color:var(--cl-ink);
  resize:none;
  min-height:76px;
  padding:0;
  margin-bottom:8px;
  box-sizing:border-box;
}
.composer-textarea::placeholder{
  color:#9a9a9a;
}
.composer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-top:1px solid rgba(0,0,0,0.05);
  padding-top:10px;
}
.sample-text-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:6px;
  border:1px solid var(--cl-line);
  background:var(--cl-surface);
  font:500 12px var(--cl-font);
  color:var(--cl-ink-soft);
  cursor:pointer;
  transition:background .15s ease;
}
.sample-text-btn:hover{
  background:var(--cl-sunken);
  color:var(--cl-ink);
}
.composer-submit-btn{
  width:36px;
  height:36px;
  border-radius:50%;
  background:var(--cl-ink);
  color:#ffffff;
  border:0;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition:all .15s ease;
}
.composer-submit-btn:hover{
  background:#2b2b2b;
  transform:scale(1.05);
}
.composer-submit-btn:disabled{
  background:#c4c4c4;
  cursor:not-allowed;
  transform:none;
}

/* Citely 3-Step Cards */
.citely-eyebrow{
  text-align:center;
  font:600 11px var(--cl-mono);
  color:var(--cl-muted);
  text-transform:uppercase;
  letter-spacing:.08em;
  margin:24px 0 8px;
}
.citely-section-title{
  text-align:center;
  font-family:var(--cl-serif);
  font-size:clamp(24px,3.2vw,32px);
  font-weight:500;
  letter-spacing:-.01em;
  margin:0 0 28px;
  color:var(--cl-ink);
}
.citely-step-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin-bottom:36px;
}
.citely-step-card{
  background:#ffffff;
  border:1px solid var(--cl-line);
  border-radius:12px;
  padding:22px 20px;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.step-icon-box{
  width:40px;
  height:40px;
  border-radius:8px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  margin-bottom:4px;
}
.step-icon-blue{ background:#e0f2fe; color:#0284c7; }
.step-icon-purple{ background:#f3e8ff; color:#9333ea; }
.step-icon-orange{ background:#ffedd5; color:#ea580c; }
.step-card-num{
  font:600 11px var(--cl-mono);
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--cl-ink);
  margin:0;
}
.step-card-body{
  font-size:13px;
  line-height:1.6;
  color:var(--cl-ink-soft);
  margin:0;
}

/* Citely 底部双列 */
.citely-bottom-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:20px;
  margin-bottom:40px;
}
.column-eyebrow{
  font:600 11px var(--cl-mono);
  color:var(--cl-muted);
  text-transform:uppercase;
  letter-spacing:.06em;
  margin-bottom:12px;
}
.claim-click-card{
  background:#ffffff;
  border:1px solid var(--cl-line);
  border-radius:6px;
  padding:14px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  cursor:pointer;
  transition:all .15s ease;
  margin-bottom:10px;
  text-decoration:none;
}
.claim-click-card:hover{
  border-color:var(--cl-ink);
  box-shadow:0 2px 8px rgba(0,0,0,0.04);
}
.claim-click-text{
  font-size:13.5px;
  line-height:1.5;
  color:var(--cl-ink);
  margin:0;
  flex:1;
}
.claim-arrow-btn{
  width:28px;
  height:28px;
  border-radius:4px;
  border:1px solid var(--cl-line);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--cl-muted);
  flex-shrink:0;
  font-size:14px;
  transition:all .15s ease;
}
.claim-click-card:hover .claim-arrow-btn{
  border-color:var(--cl-ink);
  color:var(--cl-ink);
}

.avoid-box{
  background:#ffffff;
  border:1px solid var(--cl-line);
  border-radius:6px;
  padding:18px 20px;
}
.avoid-title{
  font:600 11px var(--cl-mono);
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--cl-ink);
  margin:0 0 12px;
  display:flex;
  align-items:center;
  gap:8px;
}
.avoid-list{
  margin:0;
  padding-left:18px;
  font-size:13px;
  line-height:1.7;
  color:var(--cl-ink-soft);
}

/* 响应式适配 */
@media (max-width:960px){
  .citely-bottom-grid{
    grid-template-columns:1fr;
  }
}
@media (max-width: 820px) {
  .citely-step-grid {
    grid-template-columns: 1fr;
  }
}

/* P0-2 Verification Result Cards */
.verif-card-list {
  max-width: 860px;
  margin: 16px auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  box-sizing: border-box;
}
.verif-card {
  background: var(--cl-surface, #ffffff);
  border: 1px solid var(--cl-line, #e0d8c4);
  border-radius: 12px;
  padding: 16px 20px;
  box-sizing: border-box;
  width: 100%;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  word-break: break-word;
  overflow-wrap: break-word;
  line-height: 1.4;
}
.verif-card * {
  line-height: 1.4;
}
.verif-card:hover {
  border-color: var(--cl-line-strong, #b5aa94);
}
.verif-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  user-select: none;
}
.verif-card-head-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.verif-card-idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--cl-surface-2, #f1ebda);
  color: var(--cl-ink, #0a0a0a);
  font-weight: 700;
  font-size: 13px;
  line-height: 1 !important;
  flex-shrink: 0;
}
.verif-card-head-right {
  display: flex;
  align-items: center;
  gap: 10px;
}
.verif-card-toggle-icon {
  font-size: 14px;
  color: var(--cl-muted, #6a6a6a);
  transition: transform 0.2s ease;
  display: inline-block;
}
.verif-card.expanded .verif-card-toggle-icon {
  transform: rotate(180deg);
}
.verif-card-claim {
  margin: 10px 0 6px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--cl-ink, #0a0a0a);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: break-word;
}
.verif-card.expanded .verif-card-claim {
  display: block;
  -webkit-line-clamp: unset;
  overflow: visible;
}
.verif-card-doi {
  font-family: var(--cl-mono, monospace);
  font-size: 12px;
  color: var(--cl-muted, #6a6a6a);
  margin-bottom: 4px;
  word-break: break-all;
}
.verif-card-body {
  display: none;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--cl-line, #e0d8c4);
}
.verif-card.expanded .verif-card-body {
  display: block;
}
.verif-evidence-grid {
  display: grid;
  grid-template-columns: 140px 1fr 64px;
  gap: 8px 12px;
  align-items: center;
  font-size: 13px;
  margin: 12px 0;
  box-sizing: border-box;
}
.verif-evidence-label {
  font-weight: 600;
  color: var(--cl-ink, #0a0a0a);
  line-height: 1.4;
}
.verif-evidence-detail {
  color: var(--cl-ink-soft, #404040);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  line-height: 1.4;
}
.verif-evidence-pct {
  text-align: right;
  font-weight: 700;
  font-family: var(--cl-mono, monospace);
  line-height: 1.4;
}
.pct-green {
  color: #0f7b4f !important;
}
.pct-amber {
  color: #b54708 !important;
}
.pct-red {
  color: #b42318 !important;
}
.verif-best-match {
  margin: 12px 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--cl-muted, #6a6a6a);
  background: var(--cl-surface-2, #f1ebda);
  padding: 10px 12px;
  border-radius: 8px;
}
.verif-best-match strong {
  color: var(--cl-ink, #0a0a0a);
}
.verif-card-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}
@media (max-width: 720px) {
  .verif-evidence-grid {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .verif-evidence-pct {
    text-align: left;
  }
  .verif-evidence-detail {
    white-space: normal;
  }
}




/* P1-3: Cite Modal Styles */
.citely-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(2px);
  z-index: 99990;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-sizing: border-box;
}
.citely-modal-dialog {
  background: var(--cl-surface, #ffffff);
  border: 1px solid var(--cl-line, #e0d8c4);
  border-radius: 14px;
  width: 100%;
  max-width: 620px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 16px 40px rgba(0,0,0,0.18);
  overflow: hidden;
}
.citely-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--cl-line, #e0d8c4);
}
.citely-modal-title {
  font-size: 17px;
  font-weight: 700;
  margin: 0;
  color: var(--cl-ink, #0a0a0a);
}
.citely-modal-close {
  background: none;
  border: none;
  font-size: 18px;
  color: var(--cl-muted, #6a6a6a);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  line-height: 1;
}
.citely-modal-close:hover {
  background: var(--cl-surface-2, #f1ebda);
  color: var(--cl-ink, #0a0a0a);
}
.citely-modal-body {
  padding: 18px 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cite-format-card {
  background: var(--cl-surface-2, #f8f5ee);
  border: 1px solid var(--cl-line, #e0d8c4);
  border-radius: 8px;
  padding: 12px 14px;
}
.cite-format-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.cite-format-name {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cl-muted, #6a6a6a);
}
.cite-format-text {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--cl-ink, #0a0a0a);
  word-break: break-word;
}
.cite-format-mono {
  font-family: var(--cl-mono, monospace);
  font-size: 12px;
  white-space: pre-wrap;
  margin: 0;
  background: var(--cl-surface, #ffffff);
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--cl-line, #e0d8c4);
}

/* P1-8: History item actions (rename, delete) */
.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  position: relative;
  cursor: pointer;
}
.history-item-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}
.history-actions {
  display: none;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}
.history-item:hover .history-actions {
  display: flex;
}
.history-btn-icon {
  background: none;
  border: none;
  color: var(--cl-muted, #6a6a6a);
  cursor: pointer;
  padding: 2px 4px;
  font-size: 12px;
  border-radius: 4px;
  line-height: 1;
}
.history-btn-icon:hover {
  background: var(--cl-line, #e0d8c4);
  color: var(--cl-ink, #0a0a0a);
}

/* P1-2: Signals bar & Open Access badge */
.source-signals-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--cl-muted, #6a6a6a);
  margin-bottom: 8px;
  font-weight: 500;
}
.oa-pill {
  display: inline-block;
  background: #ecfdf3;
  color: #027a48;
  border: 1px solid #a6f4c5;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  padding: 1px 6px;
  line-height: 1.4;
}

/* P1-7: Filter pills */
.sum-pill {
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}
.sum-pill:hover {
  transform: translateY(-1px);
}
.sum-pill.active {
  box-shadow: 0 0 0 2px var(--cl-blue, #1e40af);
}

/* P1-7: Clickable 3 stat cards filtering */
.stat-filter-card {
  cursor: pointer;
  user-select: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, outline 0.15s ease;
}
.stat-filter-card:hover {
  transform: translateY(-2px);
}
.stat-filter-card.active {
  outline: 2px solid var(--accent, #d97706) !important;
  box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.25);
}

/* Line height constraints */
h1, h2, h3, h4, h5, h6 { line-height: 1.3 !important; }
.citely-heading { line-height: 1.2 !important; }
.citely-composer * { line-height: 1.4; }

/* P1-4: Mobile responsiveness for 375px viewports */
@media (max-width: 640px) {
  .composer-footer { flex-wrap: wrap; gap: 8px; }
  #sourceWordCount { white-space: nowrap; flex: 0 0 auto; }
  .source-card-header { flex-direction: column; align-items: flex-start; gap: 6px; }
  .source-card-title { font-size: 16px; line-height: 1.35; }
  .source-card-actions { flex-wrap: wrap; gap: 6px; }
  .source-signals-bar { flex-wrap: wrap; gap: 4px; font-size: 12px; }
  .citely-composer { padding: 14px; }
  .citely-heading { font-size: 26px !important; margin: 12px 0 18px; }
  .verif-card-head { flex-wrap: wrap; gap: 6px; }
}

@media (max-width: 640px) {
  .btn-submit-label { display: none !important; }
  .composer-submit-btn { width: 36px !important; padding: 0 !important; }
}


/* ---------- P1-2 & P2-3: Source card abstract line-clamp & styling ---------- */
.source-card {
  padding: 14px 18px !important;
  margin-bottom: 10px !important;
}
.source-card-header {
  margin-bottom: 4px !important;
}
.source-card-title {
  font-size: 15px !important;
  line-height: 1.35 !important;
}
.source-card-meta {
  margin-bottom: 6px !important;
}
.source-signals-bar {
  margin-bottom: 6px !important;
}
.source-card-doi {
  margin: 3px 0 5px !important;
}
.source-candidate-note {
  font-size: 12px;
  color: var(--cl-muted, #6a6a6a);
  margin: 4px 0 6px !important;
  font-style: italic;
}
.source-card-abstract {
  display: -webkit-box !important;
  -webkit-line-clamp: 3 !important;
  -webkit-box-orient: vertical !important;
  overflow: hidden !important;
  border-left: 2px solid var(--cl-border, #d1cdc7) !important;
  padding: 3px 0 3px 10px !important;
  margin: 4px 0 6px !important;
  font-size: 13px !important;
  line-height: 1.45 !important;
  color: var(--cl-text-muted, #555) !important;
  background: transparent !important;
}
.source-card-abstract.is-expanded {
  -webkit-line-clamp: unset !important;
  display: block !important;
}
.btn-toggle-abstract {
  background: none;
  border: none;
  padding: 2px 0 6px;
  font-size: 12px;
  color: var(--cl-primary, #0f533a);
  cursor: pointer;
  font-weight: 600;
  text-decoration: underline;
}

/* ---------- P2-1: DOI separate line ---------- */
.source-card-doi {
  margin: 4px 0 8px;
}
.source-card-doi a {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  color: var(--cl-primary, #0f533a);
  text-decoration: underline;
  word-break: break-all;
}

/* ---------- P1-5: Toast display:none ---------- */
#citationToast, .citation-toast {
  display: none !important;
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: #111;
  color: #fff;
  padding: 10px 22px;
  border-radius: 999px;
  font: 600 13px var(--cl-font, sans-serif);
  box-shadow: 0 6px 20px rgba(0,0,0,.25);
  z-index: 99999;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
}
#citationToast.show, #citationToast.is-visible, .citation-toast.is-visible {
  display: block !important;
  opacity: 1 !important;
  transform: translateX(-50%) translateY(-4px);
}

/* ---------- P1-6 & P2-2: History list scroll & Sidebar scroll ---------- */
#historyList, .history-list {
  max-height: 40vh;
  overflow-y: auto;
}
.app-sidebar, .sidebar {
  height: 100vh;
  position: sticky;
  top: 0;
  overflow-y: auto;
}

/* ---------- P2-4: Secondary load more button ---------- */
.btn-finder-load-more {
  margin-top: 16px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px;
  font-weight: 600;
  font-size: 13px;
  background: var(--cl-surface-2, #f5f0e6);
  color: var(--cl-ink, #2d2d2d);
  border: 1px solid var(--cl-line, #e0dbd0);
  border-radius: 8px;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease;
}
.btn-finder-load-more:hover {
  background: var(--cl-surface, #ffffff);
  border-color: var(--cl-ink, #2d2d2d);
}

/* (Consolidated into main drawer block below) */

/* ===== Task 5 & Task 7: History List & Mobile Drawer Improvements ===== */
.history-item {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 6px !important;
  position: relative !important;
  padding: 6px 8px !important;
  border-radius: 6px !important;
  transition: background 0.15s ease !important;
  margin-bottom: 2px !important;
  background: transparent !important;
  border: none !important;
}
.history-item:hover {
  background: var(--cl-sunken, #ece5d2) !important;
}
.history-item-left {
  background: transparent !important;
  border: none !important;
  outline: none !important;
  box-shadow: none !important;
  padding: 0 !important;
  margin: 0 !important;
  font: inherit !important;
  color: var(--cl-ink, #0a0a0a) !important;
  cursor: pointer !important;
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  flex: 1 !important;
  min-width: 0 !important;
  text-align: left !important;
}
.history-item-left:hover {
  background: transparent !important;
}
.history-title {
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  font-size: 12.5px !important;
  font-weight: 500 !important;
  color: var(--cl-ink, #0a0a0a) !important;
}
.history-actions {
  display: none !important;
  align-items: center !important;
  gap: 2px !important;
  flex-shrink: 0 !important;
}
.history-item:hover .history-actions,
.history-item:focus-within .history-actions {
  display: flex !important;
}
.history-btn-icon {
  background: transparent !important;
  border: none !important;
  color: var(--cl-muted, #6a6a6a) !important;
  cursor: pointer !important;
  padding: 3px 5px !important;
  font-size: 12px !important;
  border-radius: 4px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  line-height: 1 !important;
  transition: all 0.15s ease !important;
}
.history-btn-icon:hover {
  background: var(--cl-line, #e0d8c4) !important;
  color: var(--cl-ink, #0a0a0a) !important;
}

/* Evidence box (Task 8) */
.source-evidence-box {
  margin: 6px 0 8px;
  padding: 8px 12px;
  background: var(--cl-surface-2, #f5f0e6);
  border-left: 3px solid var(--cl-blue, #1e40af);
  border-radius: 4px;
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--cl-ink, #0a0a0a);
}

/* Desktop defaults for mobile drawer components */
.app-mobile-header {
  display: none;
}
.sidebar-backdrop {
  display: none;
}
.sidebar-close-mobile-btn {
  display: none;
}

/* Mobile & Tablet Portrait Drawer (<= 820px) */
@media (max-width: 820px) {
  .app-shell {
    display: block !important;
  }
  .app-main {
    padding: 0 16px 60px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .app-mobile-header {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding: 12px 16px !important;
    margin: 0 -16px 20px -16px !important;
    background: var(--cl-surface-2, #f1ebda) !important;
    border-bottom: 1px solid var(--cl-line, #e0d8c4) !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 30 !important;
  }
  .btn-mobile-menu {
    background: transparent !important;
    border: 1px solid var(--cl-line, #e0d8c4) !important;
    border-radius: 6px !important;
    padding: 6px !important;
    cursor: pointer !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: var(--cl-ink, #0a0a0a) !important;
  }
  .btn-mobile-menu:hover {
    background: var(--cl-sunken, #ece5d2) !important;
  }
  .mobile-header-title {
    font-weight: 700 !important;
    font-size: 16px !important;
    color: var(--cl-ink, #0a0a0a) !important;
  }
  .app-sidebar, .sidebar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    bottom: 0 !important;
    height: 100vh !important;
    z-index: 1000 !important;
    transform: translateX(-100%) !important;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
    box-shadow: 0 0 24px rgba(0,0,0,0.25) !important;
    width: 280px !important;
    max-width: 85vw !important;
    background: var(--cl-bg-subtle, #f8f6f0) !important;
    overflow-y: auto !important;
  }
  .app-sidebar.is-open, .sidebar.is-open {
    transform: translateX(0) !important;
  }
  .sidebar-backdrop {
    display: none;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    background: rgba(0, 0, 0, 0.45) !important;
    z-index: 999 !important;
  }
  .sidebar-backdrop.is-open {
    display: block !important;
  }
  .sidebar-close-mobile-btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 30px !important;
    height: 30px !important;
    background: none !important;
    border: none !important;
    font-size: 16px !important;
    color: var(--cl-muted, #6a6a6a) !important;
    cursor: pointer !important;
    border-radius: 6px !important;
  }
  .sidebar-close-mobile-btn:hover {
    background: var(--cl-sunken, #ece5d2) !important;
    color: var(--cl-ink, #0a0a0a) !important;
  }
  .sidebar-toggle-btn {
    display: none !important;
  }
  .sidebar-expand-btn {
    display: none !important;
  }
  .citely-step-grid {
    grid-template-columns: 1fr !important;
  }
}

/* Mobile Screens Phone Refinements (<= 640px) */
@media (max-width: 640px) {
  .composer-bottom {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 10px !important;
  }
  .composer-bottom > div {
    width: 100% !important;
    justify-content: space-between !important;
    flex-wrap: wrap !important;
    gap: 6px !important;
  }
  .sample-text-btn {
    padding: 5px 8px !important;
    font-size: 11px !important;
  }
  .citely-word-counter {
    font-size: 11px !important;
  }
  .citely-heading {
    font-size: 26px !important;
    margin: 8px 0 16px !important;
  }
  .citely-modal-backdrop {
    padding: 8px !important;
  }
  .citely-modal-dialog {
    max-height: 92vh !important;
    border-radius: 10px !important;
  }
  .citely-modal-header {
    padding: 12px 14px !important;
  }
  .citely-modal-body {
    padding: 12px 14px !important;
    gap: 12px !important;
  }
  .cite-bibtex-block {
    padding: 8px 10px !important;
    font-size: 11px !important;
    max-height: 140px !important;
    word-break: break-all !important;
  }
  .testimonial-card {
    width: 280px !important;
    padding: 18px 16px !important;
  }
}

/* Desktop Sidebar Collapse & Expand */
.app-sidebar {
  transition: margin-left .25s ease, width .25s ease, padding .25s ease;
}
.app-sidebar.collapsed {
  margin-left: -260px;
  width: 0 !important;
  min-width: 0 !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
  border-right: none !important;
  overflow: hidden !important;
  pointer-events: none !important;
}

.sidebar-expand-btn {
  position: fixed;
  top: 14px;
  left: 14px;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--cl-line, #dedede);
  background: var(--cl-paper, #ffffff);
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--cl-ink-soft, #3f3f3f);
  z-index: 50;
  transition: background .15s ease, color .15s ease, box-shadow .15s ease;
}
.sidebar-expand-btn:hover {
  background: var(--cl-sunken, #eeeeee);
  color: var(--cl-ink, #171717);
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}
@media (max-width: 820px) {
  .sidebar-expand-btn {
    display: none !important;
  }
}