/* ============================================================
   Product Image Toolkit — Global Stylesheet
   移动优先 · 干净专业 · 照片卡片
   ============================================================ */

:root{
  --bg:#f6f8fb;
  --surface:#ffffff;
  --ink:#0f172a;
  --ink-2:#334155;
  --muted:#5b6b83;
  --line:#e3e9f2;
  --accent:#2563eb;
  --accent-2:#0ea5e9;
  --accent-soft:#e8f0fe;
  --teal:#0d9488;
  --warn:#b45309;
  --ok:#15803d;
  --bad:#b91c1c;
  --radius:16px;
  --radius-s:10px;
  --shadow:0 1px 2px rgba(15,23,42,.05),0 8px 24px -12px rgba(15,23,42,.12);
  --shadow-lg:0 2px 4px rgba(15,23,42,.06),0 24px 48px -20px rgba(15,23,42,.25);
  --header-h:64px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.6;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:16px}

.container{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
.section{padding:56px 0}
.section-head{max-width:720px;margin:0 auto 36px;text-align:center}
.section-head .kicker{color:var(--accent);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:13px;margin-bottom:8px}
.section-head h2{font-size:clamp(26px,4vw,38px);line-height:1.15;letter-spacing:-.02em;margin-bottom:12px}
.section-head p{color:var(--muted);font-size:17px}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-wrap{height:var(--header-h);display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:17px;color:var(--ink);letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.brand .logo{width:30px;height:30px;flex:none}
.brand .logo svg{width:100%;height:100%}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{color:var(--ink-2);font-weight:500;font-size:15px;padding:8px 12px;border-radius:8px}
.nav-links a:hover{background:var(--accent-soft);color:var(--accent);text-decoration:none}
.nav-links a.active{color:var(--accent);background:var(--accent-soft)}
.lang-switch{display:flex;align-items:center;gap:4px;margin-left:6px;padding:4px;background:var(--bg);border:1px solid var(--line);border-radius:999px}
.lang-switch button{border:0;background:transparent;font-size:13px;font-weight:600;padding:5px 11px;border-radius:999px;color:var(--muted)}
.lang-switch button.active{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px rgba(15,23,42,.15)}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;border-radius:10px;color:var(--ink);margin-left:2px}
.nav-toggle svg{width:24px;height:24px}
.nav-toggle:hover{background:var(--bg)}

@media (max-width:860px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-links{position:absolute;top:var(--header-h);left:0;right:0;background:var(--surface);flex-direction:column;align-items:stretch;padding:10px 16px 16px;gap:2px;border-bottom:1px solid var(--line);display:none;box-shadow:var(--shadow-lg)}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;font-size:16px}
  .lang-switch{margin:8px 0 0}
}

/* ---------- 面包屑 / 页头 ---------- */
.page-hero{padding:44px 0 34px;background:var(--surface);border-bottom:1px solid var(--line)}
.page-hero.hero-with-img{background:linear-gradient(180deg,#f6f8fc,var(--surface))}
.hero-inner{display:flex;align-items:center;gap:28px;justify-content:space-between}
.hero-copy{min-width:0}
.hero-side{width:280px;height:180px;object-fit:cover;border-radius:16px;box-shadow:var(--shadow);flex:0 0 auto}
@media (max-width:720px){.hero-inner{flex-direction:column;align-items:flex-start}.hero-side{width:100%;height:170px}}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:10px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--accent)}
.page-hero h1{font-size:clamp(26px,4.5vw,40px);letter-spacing:-.02em;line-height:1.15;margin-bottom:10px}
.page-hero .sub{color:var(--muted);max-width:760px;font-size:17px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:11px 22px;border-radius:12px;font-weight:600;font-size:15px;border:1px solid transparent;transition:.18s}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px -8px rgba(37,99,235,.55)}
.btn-primary:hover{background:#1d4ed8;text-decoration:none;transform:translateY(-1px)}
.btn-secondary{background:var(--surface);color:var(--ink);border-color:var(--line)}
.btn-secondary:hover{background:var(--bg);text-decoration:none}
.btn-ghost{background:transparent;color:var(--ink-2);border-color:var(--line)}
.btn-ghost:hover{background:var(--bg);text-decoration:none}
.btn-sm{min-height:38px;padding:7px 14px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden;background:#0f172a}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.85}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(9,14,30,.86) 0%,rgba(9,14,30,.62) 48%,rgba(9,14,30,.28) 100%)}
.hero-inner{position:relative;z-index:2;padding:88px 0 96px;max-width:820px}
.hero .badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);padding:7px 14px;border-radius:999px;font-size:13px;font-weight:600;margin-bottom:20px;backdrop-filter:blur(4px)}
.hero h1{font-size:clamp(30px,6vw,54px);line-height:1.08;letter-spacing:-.03em;font-weight:800;margin-bottom:16px}
.hero p{font-size:clamp(16px,2.4vw,20px);color:rgba(255,255,255,.9);max-width:640px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero .btn-primary{background:#fff;color:#0f172a;box-shadow:0 10px 30px -10px rgba(0,0,0,.4)}
.hero .btn-primary:hover{background:#e8f0fe}
.hero .btn-hero-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35)}
.hero .btn-hero-ghost:hover{background:rgba(255,255,255,.2)}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:44px}
.hero-stats .stat b{font-size:26px;font-weight:800;display:block}
.hero-stats .stat span{font-size:13px;color:rgba(255,255,255,.75)}
.hero-search{max-width:560px;margin-top:8px}
.hero-search .search-box{display:flex;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);border-radius:14px;padding:5px;backdrop-filter:blur(6px)}
.hero-search input{flex:1;border:0;background:transparent;color:#fff;padding:10px 12px;font-size:15px;outline:none}
.hero-search input::placeholder{color:rgba(255,255,255,.65)}
.hero-search .btn{min-height:44px}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

@media (max-width:1024px){.grid-4{grid-template-columns:repeat(3,1fr)}}
@media (max-width:820px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* ---------- 照片卡片（工具/教程/功能） ---------- */
.photo-card{position:relative;border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;min-height:200px;box-shadow:var(--shadow);border:1px solid var(--line);background:var(--surface);transition:transform .2s,box-shadow .2s}
.photo-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);text-decoration:none}
.photo-card .pc-media{position:relative;height:150px;overflow:hidden;background:#eef2f7}
.photo-card .pc-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.photo-card:hover .pc-media img{transform:scale(1.04)}
.photo-card .pc-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,14,30,0) 40%,rgba(9,14,30,.55) 100%)}
.photo-card .pc-badge{position:absolute;left:12px;top:12px;z-index:2;background:rgba(255,255,255,.92);color:var(--ink-2);font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;letter-spacing:.02em}
.fav-btn{position:absolute;right:10px;top:10px;z-index:3;width:32px;height:32px;border-radius:10px;border:1px solid rgba(9,14,30,.08);background:rgba(255,255,255,.94);color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 2px 8px rgba(9,14,30,.12);transition:transform .15s,color .15s}
.fav-btn:hover{transform:scale(1.08)}
.fav-btn svg{width:16px;height:16px}
.fav-btn .fav-label{display:none}
.fav-btn.saved{color:var(--accent)}
.fav-btn.saved svg{fill:var(--accent)}
.tool-card-lg .fav-btn{top:12px;right:12px}
.page-fav-row{display:flex;gap:10px;margin-top:14px}
.fav-btn.page-fav{position:static;width:auto;height:auto;padding:7px 14px;border-radius:999px;gap:7px;font-size:13px;font-weight:600;color:var(--ink-2)}
.fav-btn.page-fav .fav-label{display:inline}
.fav-btn.page-fav.saved{color:var(--accent);border-color:var(--accent)}
.article-head .art-meta .fav-btn{position:static;border:1px solid var(--line);background:var(--surface);color:var(--ink-2);border-radius:999px;padding:5px 13px;font-size:13px;font-weight:600;display:inline-flex;gap:6px;align-items:center}
.article-head .art-meta .fav-btn .fav-label{display:inline}
.article-head .art-meta .fav-btn.saved{color:var(--accent);border-color:var(--accent)}
.photo-card .pc-cat{position:absolute;left:12px;bottom:10px;z-index:2;color:#fff;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;opacity:.9}
.photo-card .pc-body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.photo-card .pc-body h3{font-size:17px;line-height:1.3;letter-spacing:-.01em;color:var(--ink)}
.photo-card .pc-body p{font-size:14px;color:var(--muted);line-height:1.55}
.photo-card .pc-meta{margin-top:auto;padding-top:10px;font-size:13px;color:var(--accent);font-weight:600;display:flex;align-items:center;gap:4px}
.photo-card.feature-card{min-height:0}
.photo-card.feature-card .pc-media{height:110px}

/* 大工具卡（首屏重点） */
.tool-card-lg{position:relative;border-radius:var(--radius);overflow:hidden;min-height:210px;display:block;color:#fff;box-shadow:var(--shadow);border:1px solid var(--line)}
.tool-card-lg:hover{text-decoration:none;transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.tool-card-lg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.tool-card-lg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,14,30,.18) 0%,rgba(9,14,30,.82) 100%)}
.tool-card-lg .tc-inner{position:relative;z-index:2;padding:22px;display:flex;flex-direction:column;justify-content:flex-end;height:100%;min-height:210px}
.tool-card-lg .tc-tag{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:rgba(255,255,255,.85);margin-bottom:6px}
.tool-card-lg h3{font-size:20px;line-height:1.25;letter-spacing:-.01em;margin-bottom:6px}
.tool-card-lg p{font-size:14px;color:rgba(255,255,255,.85);line-height:1.5}
.tool-card-lg .tc-go{margin-top:12px;font-weight:700;font-size:14px;color:#fff;display:inline-flex;align-items:center;gap:5px}

/* ---------- 特性列表 ---------- */
.feat-row{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;align-items:center}
.feat-row .feat-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg)}
.feat-row .feat-img img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover}
.feat-row h3{font-size:24px;letter-spacing:-.01em;margin-bottom:10px}
.feat-row p{color:var(--muted);margin-bottom:14px}
.feat-row ul{list-style:none;display:grid;gap:8px}
.feat-row ul li{display:flex;gap:9px;align-items:flex-start;color:var(--ink-2);font-size:15px}
.feat-row ul li svg{flex:none;width:18px;height:18px;margin-top:3px;color:var(--accent)}
@media (max-width:820px){.feat-row{grid-template-columns:1fr}}

/* ---------- CTA ---------- */
.cta{position:relative;border-radius:24px;overflow:hidden;color:#fff;padding:56px 32px;text-align:center}
.cta img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cta::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,14,30,.6),rgba(9,14,30,.85))}
.cta-inner{position:relative;z-index:2;max-width:620px;margin:0 auto}
.cta h2{font-size:clamp(24px,4vw,36px);letter-spacing:-.02em;margin-bottom:10px}
.cta p{color:rgba(255,255,255,.9);margin-bottom:24px;font-size:16px}

/* ---------- FAQ ---------- */
.faq{max-width:780px;margin:0 auto;display:grid;gap:12px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:0;overflow:hidden}
.faq summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 18px;font-weight:600;font-size:15px;cursor:pointer;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary .plus{color:var(--accent);font-weight:800;font-size:18px;transition:transform .2s;flex:none}
.faq details[open] summary .plus{transform:rotate(45deg)}
.faq .faq-a{padding:0 18px 16px;color:var(--muted);font-size:15px}

/* ---------- 工具页 ---------- */
.tool-page{max-width:1080px;margin:0 auto}
.tool-layout{display:grid;grid-template-columns:340px 1fr;gap:24px;margin-top:28px}
@media (max-width:900px){.tool-layout{grid-template-columns:1fr}}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.panel-h{padding:16px 18px;border-bottom:1px solid var(--line);font-weight:700;font-size:15px;display:flex;align-items:center;gap:8px}
.panel-b{padding:18px}

.dropzone{border:2px dashed #c4d2ea;border-radius:14px;background:var(--bg);padding:34px 20px;text-align:center;cursor:pointer;transition:.18s}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:var(--accent-soft)}
.dropzone .dz-icon{width:44px;height:44px;margin:0 auto 12px;color:var(--accent)}
.dropzone p{font-weight:600;font-size:15px}
.dropzone .dz-hint{font-size:13px;color:var(--muted);margin-top:6px}
.dropzone input{display:none}

.controls{display:grid;gap:14px;margin-top:18px}
.ctrl label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:6px}
.ctrl input[type=range]{width:100%;accent-color:var(--accent)}
.ctrl .val{float:right;color:var(--accent);font-weight:700}
.ctrl input[type=color]{width:100%;height:42px;border:1px solid var(--line);border-radius:8px;padding:3px;background:var(--surface);cursor:pointer}
.ctrl select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink)}
.ctrl .seg{display:grid;grid-template-columns:repeat(var(--n,2),1fr);gap:6px}
.ctrl .seg button{border:1px solid var(--line);background:var(--surface);color:var(--ink-2);padding:9px;border-radius:10px;font-size:13px;font-weight:600}
.ctrl .seg button.active{background:var(--accent);border-color:var(--accent);color:#fff}
.ctrl .seg.seg-3{--n:3}.ctrl .seg.seg-4{--n:4}

.preview-area{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}
@media (max-width:640px){.preview-area{grid-template-columns:1fr}}
.preview-box{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface)}
.preview-box .pv-label{padding:9px 14px;font-size:13px;font-weight:700;color:var(--ink-2);background:var(--bg);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.preview-box canvas{display:block;width:100%;max-height:420px;background:
  repeating-conic-gradient(#f1f4f9 0% 25%,#fff 0% 50%) 0 0/18px 18px}
.preview-box .pv-empty{display:flex;align-items:center;justify-content:center;min-height:220px;color:var(--muted);font-size:14px;background:var(--bg)}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.result-banner{margin-top:14px;border-radius:12px;padding:12px 16px;font-size:14px;font-weight:600;display:none}
.result-banner.show{display:block}
.result-banner.ok{background:#ecfdf5;color:var(--ok);border:1px solid #a7f3d0}
.result-banner.warn{background:#fffbeb;color:var(--warn);border:1px solid #fde68a}
.result-banner.bad{background:#fef2f2;color:var(--bad);border:1px solid #fecaca}
.result-banner.info{background:var(--accent-soft);color:var(--accent);border:1px solid #bfdbfe}

.report-list{display:grid;gap:10px}
.report-item{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:12px;border:1px solid var(--line);font-size:14px}
.report-item .ri-icon{flex:none;width:20px;height:20px;margin-top:1px}
.report-item.pass{background:#ecfdf5;border-color:#a7f3d0;color:var(--ink-2)}
.report-item.warn{background:#fffbeb;border-color:#fde68a;color:var(--ink-2)}
.report-item.fail{background:#fef2f2;border-color:#fecaca;color:var(--ink-2)}
.report-item b{display:block;margin-bottom:2px}

/* 批量预览 */
.batch-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:10px;margin-top:16px}
.batch-item{position:relative;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--surface)}
.batch-item img{width:100%;aspect-ratio:1;object-fit:cover}
.batch-item .bi-state{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(9,14,30,.55);color:#fff;font-size:12px;font-weight:600}
.batch-item .bi-name{font-size:11px;padding:4px 6px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.batch-progress{height:8px;border-radius:999px;background:var(--bg);overflow:hidden;margin-top:14px}
.batch-progress .bar{height:100%;width:0;background:var(--accent);border-radius:999px;transition:width .15s}

/* ---------- 文章页 ---------- */
.article{max-width:780px;margin:0 auto}
.article-head{margin-bottom:28px}
.article-head .art-tag{display:inline-block;background:var(--accent-soft);color:var(--accent);font-size:13px;font-weight:700;padding:5px 12px;border-radius:999px;margin-bottom:14px}
.article-head h1{font-size:clamp(26px,4.5vw,40px);line-height:1.2;letter-spacing:-.02em;margin-bottom:12px}
.article-head .art-meta{color:var(--muted);font-size:14px;display:flex;flex-wrap:wrap;gap:8px 18px}
.article-body{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:36px 40px}
@media (max-width:640px){.article-body{padding:22px 20px}}
.article-body h2{font-size:24px;letter-spacing:-.01em;margin:30px 0 12px;line-height:1.3}
.article-body h3{font-size:19px;margin:24px 0 10px}
.article-body p{margin-bottom:16px;color:var(--ink-2);font-size:16px}
.article-body ul,.article-body ol{margin:0 0 16px 22px;color:var(--ink-2)}
.article-body li{margin-bottom:8px}
.article-body blockquote{border-left:4px solid var(--accent);background:var(--accent-soft);padding:14px 18px;border-radius:0 12px 12px 0;margin:0 0 16px;color:var(--ink-2)}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 16px;font-size:14px}
.article-body th,.article-body td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.article-body th{background:var(--bg);font-weight:700}
.article-body img{border-radius:12px;margin:8px 0 18px}
.article-body code{background:var(--bg);padding:2px 7px;border-radius:6px;font-size:14px;color:var(--accent)}
.lang-block{display:none}
body[data-lang=en] .lang-block.en{display:block}
body[data-lang=zh] .lang-block.zh{display:block}

/* ---------- 收藏页 ---------- */
.fav-empty{text-align:center;padding:60px 20px;color:var(--muted)}
.fav-empty svg{width:48px;height:48px;margin:0 auto 14px;color:#c4d2ea}

/* ---------- 页脚 ---------- */
.site-footer{background:#0f172a;color:#cbd5e1;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;padding:52px 0 40px}
@media (max-width:820px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:480px){.footer-grid{grid-template-columns:1fr}}
.footer-brand p{color:#94a3b8;font-size:14px;margin-top:10px;max-width:300px}
.site-footer h4{color:#fff;font-size:14px;letter-spacing:.03em;margin-bottom:14px}
.site-footer ul{list-style:none;display:grid;gap:9px}
.site-footer ul a{color:#cbd5e1;font-size:14px}
.site-footer ul a:hover{color:#fff;text-decoration:none}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:13px;color:#94a3b8;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}
.footer-bottom a{color:#94a3b8}

/* ---------- 广告位（AdSense 预留） ---------- */
.ad-slot{display:none;margin:32px 0;min-height:90px;text-align:center;background:var(--surface);border:1px dashed var(--line);border-radius:12px;align-items:center;justify-content:center;color:var(--muted);font-size:13px}
.ad-slot.ready{display:flex}

/* ---------- 通用小件 ---------- */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;padding:12px 22px;border-radius:12px;font-size:14px;font-weight:600;opacity:0;pointer-events:none;transition:.25s;z-index:200;box-shadow:var(--shadow-lg);max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.tag-pill{display:inline-block;background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px}
.search-tools{position:relative;max-width:520px;margin:0 auto 34px}
.search-tools input{width:100%;padding:14px 18px 14px 46px;border:1px solid var(--line);border-radius:14px;background:var(--surface);font-size:15px;box-shadow:var(--shadow)}
.search-tools svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--muted)}
.tool-count{font-size:13px;color:var(--muted);margin-top:10px;text-align:center}
.pagination-links{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.note{font-size:13px;color:var(--muted);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin-top:10px}
/* 无 JS 降级 */
.no-js{display:none}