/* PinMoments 原型样式 — Monochrome + 单强调色，浅色、移动优先 */
:root{
  --bg:#F9F6F6; --surface:#FFFFFF; --surface-2:#FBF7F5; --border:#EAD7D7;
  --text:#16181D; --muted:#6E6663; --faint:#9A908C;
  --primary:#A74444; --primary-dark:#8C3636; --primary-soft:#F6E7E7;
  --gold:#BB8A58; --ok:#3B6D11; --ok-soft:#EAF3DE; --warn:#854F0B; --warn-soft:#FAEEDA;
  --radius:14px; --radius-lg:20px;
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
button,input,select,textarea{font-family:inherit;font-size:16px}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.02em;line-height:1.25}
h1{font-size:30px}h2{font-size:22px}h3{font-size:17px}
p{margin:0 0 12px}
small{font-size:13px}
.muted{color:var(--muted)}
.faint{color:var(--faint)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px;margin:0 auto;padding:0 20px}

/* 顶部导航 */
.topbar{position:sticky;top:0;z-index:30;background:rgba(249,246,246,.94);border-bottom:1px solid var(--border);backdrop-filter:blur(8px)}
.topbar .wrap{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--text);white-space:nowrap}
.brand:hover{text-decoration:none}
.brand-mark{width:26px;height:26px;border-radius:50%;background:var(--primary);position:relative;flex:none}
.brand-mark:after{content:"";position:absolute;left:11px;bottom:-6px;width:4px;height:9px;background:var(--text);border-radius:0 0 2px 2px}
.nav{display:flex;gap:6px;margin-left:auto;flex-wrap:wrap}
.nav a{display:inline-flex;align-items:center;min-height:40px;padding:0 13px;border-radius:10px;color:var(--muted);font-size:14px;font-weight:500}
.nav a:hover{background:var(--surface);color:var(--text);text-decoration:none}
.nav a.on{background:var(--primary-soft);color:var(--primary-dark)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text);font-size:15px;font-weight:500;cursor:pointer;transition:background .15s,border-color .15s,transform .1s}
.btn:hover{background:var(--surface-2);border-color:#D9BDBD;text-decoration:none}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark)}
.btn-ghost{background:transparent;border-color:transparent}
.btn-ghost:hover{background:var(--surface)}
.btn-danger{color:var(--primary-dark);border-color:#E9C7C7}
.btn-sm{min-height:38px;padding:0 13px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.btn-row{display:flex;gap:10px;flex-wrap:wrap}

/* 卡片与徽章 */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}
.card-soft{background:var(--surface-2)}
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);font-size:12px;font-weight:500;color:var(--muted);white-space:nowrap}
.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor}
.badge-active{background:var(--ok-soft);border-color:#C0DD97;color:var(--ok)}
.badge-pending{background:var(--warn-soft);border-color:#FAC775;color:var(--warn)}
.badge-off{background:#F1EFE8;border-color:#D3D1C7;color:var(--muted)}
.badge-primary{background:var(--primary-soft);border-color:#EAC2C2;color:var(--primary-dark)}

/* 表单 */
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:500;margin-bottom:6px}
.field .hint{font-size:13px;color:var(--muted);margin-top:5px}
.input,select,textarea{width:100%;min-height:46px;padding:10px 13px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text)}
.input:focus,select:focus,textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px var(--primary-soft)}
textarea{min-height:84px;resize:vertical}
.switch-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid var(--border)}
.switch-row:last-child{border-bottom:0}
.switch-row .t{font-size:15px;font-weight:500}
.switch-row .d{font-size:13px;color:var(--muted);margin-top:2px}
.switch{position:relative;width:46px;height:27px;flex:none}
.switch input{position:absolute;opacity:0;width:100%;height:100%;margin:0;cursor:pointer;z-index:2}
.switch span{position:absolute;inset:0;border-radius:999px;background:#D9CECA;transition:background .18s}
.switch span:after{content:"";position:absolute;top:3px;left:3px;width:21px;height:21px;border-radius:50%;background:#fff;transition:transform .18s}
.switch input:checked + span{background:var(--primary)}
.switch input:checked + span:after{transform:translateX(19px)}
.switch input:focus-visible + span{outline:3px solid var(--gold);outline-offset:2px}

/* 表格 */
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th{text-align:left;font-weight:500;color:var(--muted);font-size:13px;padding:10px 12px;border-bottom:1px solid var(--border);white-space:nowrap}
.table td{padding:13px 12px;border-bottom:1px solid var(--border);vertical-align:middle}
.table tr:last-child td{border-bottom:0}
.table code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px;background:var(--surface-2);padding:2px 6px;border-radius:5px}
.table-wrap{overflow-x:auto}

/* 提示条 */
.notice{display:flex;gap:12px;align-items:flex-start;padding:13px 16px;border:1px solid var(--border);border-radius:12px;background:var(--surface-2);font-size:14px;color:var(--muted)}
.notice strong{color:var(--text);font-weight:600}
.notice .ic{width:20px;height:20px;flex:none;border-radius:50%;background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;font-size:12px;font-weight:600}

/* 落地页 */
.hero{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:64px 0 40px}
.hero h1{font-size:44px;line-height:1.12;margin-bottom:18px}
.hero .lede{font-size:17px;color:var(--muted);max-width:460px;margin-bottom:26px}
.hero .kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--primary);letter-spacing:.04em;margin-bottom:16px}
.url-box{display:flex;align-items:center;gap:10px;margin-top:26px;padding:11px 14px;border:1px dashed #D9BDBD;border-radius:12px;background:var(--surface);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px;overflow-x:auto;white-space:nowrap}
.hero-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:52px 0 20px}
.step{padding:18px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}
.step .n{font-size:12px;font-weight:600;color:var(--gold);letter-spacing:.08em}
.step h3{font-size:15px;margin:8px 0 6px}
.step p{font-size:13px;color:var(--muted);margin:0}

/* 手机 + NFC 横幅 */
.phone-stage{display:flex;justify-content:center;align-items:center;position:relative;min-height:520px}
.phone{width:290px;height:560px;border:9px solid #26211F;border-radius:42px;background:linear-gradient(#F3ECE8,#E9DED8);position:relative;overflow:hidden;box-shadow:0 18px 40px rgba(60,40,36,.13)}
.phone:before{content:"";position:absolute;top:9px;left:50%;transform:translateX(-50%);width:88px;height:20px;border-radius:0 0 14px 14px;background:#26211F;z-index:4}
.phone .clock{position:absolute;top:60px;left:0;right:0;text-align:center;color:#4A3B36}
.phone .clock .time{font-size:52px;font-weight:300;letter-spacing:-.04em;line-height:1}
.phone .clock .date{font-size:13px;margin-top:6px;opacity:.7}
.phone .wallpaper{position:absolute;inset:0;background:radial-gradient(circle at 30% 78%,#E7C9BE 0%,transparent 55%),radial-gradient(circle at 78% 22%,#D8C7CE 0%,transparent 50%)}
.nfc-banner{position:absolute;top:36px;left:14px;right:14px;z-index:5;display:flex;gap:11px;align-items:center;padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.92);border:1px solid rgba(255,255,255,.8);text-align:left;width:auto;cursor:pointer;animation:drop .5s ease-out}
@keyframes drop{from{transform:translateY(-16px);opacity:0}to{transform:translateY(0);opacity:1}}
.nfc-banner:hover{background:#fff}
.nfc-banner .nfc-ic{width:34px;height:34px;border-radius:9px;background:var(--primary);color:#fff;display:grid;place-items:center;flex:none;font-size:17px}
.nfc-banner .b1{font-size:13px;font-weight:600;color:var(--text);line-height:1.3}
.nfc-banner .b2{font-size:12px;color:var(--muted);line-height:1.35}
.phone .hintline{position:absolute;bottom:34px;left:0;right:0;text-align:center;font-size:12px;color:#6E5A53}
.pin-graphic{position:absolute;right:6px;bottom:40px;width:96px;height:96px;z-index:6}
.tap-hint{position:absolute;left:-4px;bottom:104px;font-size:12px;color:var(--muted);background:var(--surface);border:1px solid var(--border);padding:6px 10px;border-radius:999px}

/* 相册页 */
.album-head{padding:32px 0 18px}
.album-head h1{font-size:28px;margin-bottom:8px}
.album-meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center;font-size:14px;color:var(--muted)}
.album-bar{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:14px 0 22px;border-bottom:1px solid var(--border);margin-bottom:22px}
.masonry{columns:3;column-gap:14px}
.masonry .tile{break-inside:avoid;margin-bottom:14px;position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--border);background:var(--surface);cursor:pointer}
.masonry .tile img,.masonry .tile video{display:block;width:100%;height:auto;background:var(--surface-2)}
.tile .cap{display:flex;justify-content:space-between;gap:8px;padding:9px 11px;font-size:12px;color:var(--muted)}
.tile .cap b{color:var(--text);font-weight:500}
.tile .corner{position:absolute;top:8px;left:8px;z-index:2}
.tile .play{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none}
.tile .play span{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.9);color:var(--primary);display:grid;place-items:center;font-size:16px}
.tile .check{position:absolute;top:8px;right:8px;width:24px;height:24px;border-radius:50%;border:2px solid #fff;background:rgba(0,0,0,.28);z-index:3;display:none}
.masonry.selecting .check{display:block}
.tile.selected{outline:3px solid var(--primary);outline-offset:-3px}
.tile.selected .check{background:var(--primary);border-color:#fff}
.tile.selected .check:after{content:"";display:block;width:6px;height:10px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg);margin:3px 0 0 7px}
.empty{padding:70px 20px;text-align:center;border:1px dashed var(--border);border-radius:var(--radius);color:var(--muted)}
.fab-wrap{position:sticky;bottom:0;z-index:20;padding:14px 0 20px;background:linear-gradient(to top,var(--bg) 72%,rgba(249,246,246,0));display:flex;justify-content:center;gap:10px}
.fab{min-height:52px;padding:0 26px;border-radius:999px;background:var(--primary);color:#fff;border:1px solid var(--primary);font-size:16px;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;gap:9px;box-shadow:0 6px 18px rgba(167,68,68,.22)}
.fab:hover{background:var(--primary-dark)}
.fab[disabled]{opacity:.45;cursor:not-allowed;box-shadow:none}
.fab.secondary{background:var(--surface);color:var(--text);border-color:var(--border);box-shadow:none}
.upload-progress{margin:14px 0;padding:14px;border:1px solid var(--border);border-radius:12px;background:var(--surface-2);font-size:14px}
.bar{height:7px;border-radius:99px;background:#EADDD9;overflow:hidden;margin-top:9px}
.bar i{display:block;height:100%;background:var(--primary);width:0;transition:width .2s}

/* 弹层 */
.overlay{position:fixed;inset:0;background:rgba(22,24,29,.72);z-index:60;display:none;align-items:center;justify-content:center;padding:20px}
.overlay.open{display:flex}
.modal{background:var(--surface);border-radius:var(--radius-lg);max-width:520px;width:100%;max-height:88vh;overflow:auto;padding:24px;border:1px solid var(--border)}
.modal h2{font-size:20px;margin-bottom:6px}
.modal .sub{font-size:14px;color:var(--muted);margin-bottom:20px}
.modal .foot{display:flex;gap:10px;justify-content:flex-end;margin-top:22px;flex-wrap:wrap}
.lightbox .modal{max-width:min(92vw,900px);padding:14px;background:transparent;border:0}
.lightbox img,.lightbox video{max-width:100%;max-height:74vh;display:block;margin:0 auto;border-radius:10px;background:#fff}
.lightbox .lb-foot{display:flex;gap:10px;align-items:center;justify-content:space-between;color:#fff;font-size:14px;padding:12px 4px 2px;flex-wrap:wrap}
.lightbox .lb-foot .btn{background:rgba(255,255,255,.94)}
.toast{position:fixed;left:50%;bottom:96px;transform:translate(-50%,12px);background:var(--text);color:#fff;padding:11px 18px;border-radius:999px;font-size:14px;z-index:90;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;max-width:90vw;text-align:center}
.toast.show{opacity:1;transform:translate(-50%,0)}
.qr-grid{display:grid;grid-template-columns:repeat(21,1fr);grid-template-rows:repeat(21,1fr);gap:0;width:210px;height:210px;margin:0 auto;background:#fff;padding:8px;border:1px solid var(--border);border-radius:8px}
.qr-grid i{display:block;min-width:0;min-height:0;background:var(--text)}
.qr-grid i.w{background:#fff}

/* 管理端 */
.admin{display:grid;grid-template-columns:220px 1fr;gap:28px;padding:28px 0 60px;align-items:start}
.side{position:sticky;top:88px;display:flex;flex-direction:column;gap:4px}
.side a{display:flex;align-items:center;gap:10px;min-height:44px;padding:0 14px;border-radius:10px;color:var(--muted);font-size:14px;font-weight:500;cursor:pointer}
.side a:hover{background:var(--surface);text-decoration:none;color:var(--text)}
.side a.on{background:var(--primary-soft);color:var(--primary-dark)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}
.stat{padding:18px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}
.stat .k{font-size:13px;color:var(--muted)}
.stat .v{font-size:28px;font-weight:600;letter-spacing:-.03em;margin-top:6px;line-height:1.1}
.stat .d{font-size:12px;color:var(--faint);margin-top:5px}
.section{margin-bottom:26px}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;flex-wrap:wrap}
.section-head h2{font-size:19px}
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.review-item{border:1px solid var(--border);border-radius:12px;overflow:hidden;background:var(--surface)}
.review-item img{width:100%;height:120px;object-fit:cover;display:block;background:var(--surface-2)}
.review-item .body{padding:10px}
.review-item .nm{font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.review-item .mt{font-size:12px;color:var(--muted);margin:3px 0 9px}
.log-list{max-height:260px;overflow:auto}
.log-item{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);font-size:13px}
.log-item:last-child{border:0}
.log-item .lt{color:var(--faint);white-space:nowrap;font-variant-numeric:tabular-nums}
.log-item .la{color:var(--text);font-weight:500}
.login-box{max-width:400px;margin:80px auto;padding:32px}

/* 文档页 */
.doc{display:grid;grid-template-columns:190px 1fr;gap:36px;padding:34px 0 80px;align-items:start}
.doc-nav{position:sticky;top:88px;font-size:14px;display:flex;flex-direction:column;gap:3px}
.doc-nav a{padding:6px 10px;border-radius:8px;color:var(--muted)}
.doc-nav a:hover{background:var(--surface);text-decoration:none;color:var(--text)}
.doc-body{max-width:820px;min-width:0}
.doc-body h2{font-size:23px;margin:38px 0 12px;padding-top:8px}
.doc-body h2:first-child{margin-top:0}
.doc-body h3{font-size:16px;margin:22px 0 8px}
.doc-body p,.doc-body li{color:#3B3532;font-size:15px}
.doc-body ul,.doc-body ol{padding-left:22px}
.doc-body li{margin:5px 0}
.doc-body table{width:100%;border-collapse:collapse;font-size:13px;margin:12px 0 18px}
.doc-body th,.doc-body td{border:1px solid var(--border);padding:8px 10px;text-align:left;vertical-align:top}
.doc-body th{background:var(--surface-2);font-weight:600}
.doc-body code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px;background:var(--surface-2);padding:2px 5px;border-radius:4px;word-break:break-all}
.doc-body pre{background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:14px;overflow:auto;font-size:13px;line-height:1.6}
.doc-body .callout{border-left:3px solid var(--primary);background:var(--primary-soft);padding:12px 16px;border-radius:0 10px 10px 0;margin:14px 0;font-size:14px}
.footer{border-top:1px solid var(--border);padding:26px 0 40px;color:var(--faint);font-size:13px}
.footer #footer-legal{margin-top:7px;line-height:1.9}
.footer #footer-legal a{color:var(--muted);text-decoration:underline;text-decoration-color:var(--border)}
.footer #footer-legal a:hover{color:var(--primary)}
.legal-warn{color:var(--warn)}
.radio-list{display:grid;gap:7px;margin:2px 0 0}
.radio-list label{display:flex;align-items:flex-start;gap:9px;padding:9px 11px;border:1px solid var(--border);border-radius:10px;font-size:14px;cursor:pointer;background:var(--surface)}
.radio-list label:hover{background:var(--surface-2)}
.radio-list input{margin:4px 0 0;flex:none;accent-color:var(--primary)}
.check-line{display:flex;align-items:flex-start;gap:9px;font-size:13px;color:var(--muted);line-height:1.55}
.check-line input{margin:4px 0 0;flex:none;accent-color:var(--primary)}
.kv-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 16px}
.report-row{display:flex;gap:10px;align-items:center}
.report-row img{width:40px;height:40px;object-fit:cover;border-radius:7px;flex:none;background:var(--surface-2)}
@media(max-width:520px){.kv-grid{grid-template-columns:1fr}}

@media(max-width:900px){
  .hero{grid-template-columns:1fr;gap:24px;padding:40px 0 20px}
  .hero h1{font-size:34px}
  .phone-stage{min-height:480px}
  .hero-steps{grid-template-columns:1fr;gap:10px;margin-top:32px}
  .masonry{columns:2}
  .admin{grid-template-columns:1fr;gap:16px}
  .side{position:static;flex-direction:row;overflow-x:auto;padding-bottom:6px}
  .side a{white-space:nowrap}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .doc{grid-template-columns:1fr;gap:8px}
  .doc-nav{position:static;flex-direction:row;overflow-x:auto;gap:6px;padding-bottom:8px}
  .doc-nav a{white-space:nowrap}
}
@media(max-width:520px){
  .wrap,.narrow{padding:0 16px}
  .topbar .wrap{height:auto;min-height:58px;flex-wrap:wrap;gap:6px;padding-top:8px;padding-bottom:8px}
  .nav{margin-left:0;gap:2px}
  .nav a{padding:0 9px;font-size:13px;min-height:36px}
  .masonry{columns:2;column-gap:9px}
  .masonry .tile{margin-bottom:9px}
  .album-head{padding-top:22px}
  .album-head h1{font-size:23px}
  .stat-grid{gap:9px}
  .stat{padding:14px}
  .stat .v{font-size:23px}
  .card{padding:16px}
  .hero h1{font-size:29px}
  .phone{width:262px;height:500px}
  .pin-graphic{right:-6px;bottom:26px;width:78px;height:78px}
  .tap-hint{display:none}
  h1{font-size:25px}
}
@media print{
  .topbar,.footer,.no-print{display:none!important}
  body{background:#fff}
  .doc{display:block;padding:0}
  .doc-nav{display:none}
  .card{break-inside:avoid}
}

/* ============ v0.5 · 真机测试与产品化补充 ============ */
.qr-svg{display:block;margin:0 auto;background:#fff;border-radius:8px}
.qr-missing{padding:40px;text-align:center;color:var(--warn);font-size:13px}
.qr-hero{padding:22px;display:flex;flex-direction:column;gap:14px;box-shadow:0 16px 38px rgba(60,40,36,.07)}
.qr-hero-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.qr-hero-head h3{font-size:19px}
.qr-hero-box{display:flex;justify-content:center;padding:4px 0}
.self-check{margin:8px 0 48px}
.self-check summary{cursor:pointer;font-weight:600;font-size:15px}
.self-check-body{margin-top:16px}
.check-table,.param-table{display:grid;font-size:13px}
.check-table>div,.param-table>div{display:grid;grid-template-columns:170px 1fr;gap:12px;padding:9px 0;border-bottom:1px solid var(--border)}
.check-table>div:last-child,.param-table>div:last-child{border-bottom:0}
.check-table span,.param-table span{color:var(--muted)}
.check-table b,.param-table b{font-weight:500;word-break:break-all}
.param-table code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;background:var(--surface-2);padding:2px 5px;border-radius:4px}
.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.tool-qr-wrap{display:flex;justify-content:center;padding:12px;background:var(--surface-2);border:1px solid var(--border);border-radius:12px}
.nfc-log{background:#1C1B1E;color:#EAE6E3;border-radius:12px;padding:12px 14px;font:12px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;max-height:200px;min-height:52px;overflow:auto}
.nfc-line{word-break:break-all}
.nfc-line.ok{color:#9BD770}
.nfc-line.warn{color:#EFC07A}
.nfc-line.err{color:#F09A9A}
.checklist{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.check-item{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:var(--surface);font-size:13.5px;line-height:1.5;cursor:pointer}
.check-item input{margin-top:3px;flex:none;accent-color:var(--primary)}
.check-item.done{background:var(--ok-soft);border-color:#C0DD97;color:var(--muted)}
.check-item.done span{text-decoration:line-through}
.steps-list{display:grid;gap:12px}
.steps-list>div{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--muted)}
.steps-list b{width:24px;height:24px;flex:none;display:grid;place-items:center;border-radius:50%;background:var(--primary-soft);color:var(--primary-dark);font-size:12px}
.bullets{margin:0;padding-left:20px;color:var(--muted);font-size:14px;line-height:1.9}
.bullets li{margin-bottom:4px}
.bullets code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;background:var(--surface-2);padding:2px 5px;border-radius:4px}
details summary{color:var(--text)}
details[open] summary{margin-bottom:4px}

/* 拖拽上传提示 */
.drop-hint{position:fixed;inset:16px;z-index:55;display:none;align-items:center;justify-content:center;flex-direction:column;gap:8px;border:3px dashed var(--primary);border-radius:20px;background:rgba(249,246,246,.95);color:var(--primary-dark);font-size:20px;font-weight:600;pointer-events:none}
.drop-hint.show{display:flex}
.drop-hint span{font-size:13px;color:var(--muted);font-weight:400}
.fab.ghost{background:var(--surface);color:var(--text);border-color:var(--border);box-shadow:none}
.fab.ghost:hover{background:var(--surface-2)}

/* 回忆投屏 */
.overlay.live{background:#111013;padding:0}
.live-stage{position:relative;width:100vw;height:100vh;height:100dvh;overflow:hidden}
.live-media{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#111013}
.live-media img,.live-media video{max-width:100%;max-height:100%;object-fit:contain;animation:liveFade .5s ease-out}
@keyframes liveFade{from{opacity:0;transform:scale(1.015)}to{opacity:1;transform:none}}
.live-top,.live-cap,.live-ctl{position:absolute;z-index:2;color:#fff;text-shadow:0 1px 8px rgba(0,0,0,.6)}
.live-top{top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:18px 22px;font-size:15px;font-weight:500;background:linear-gradient(rgba(0,0,0,.5),transparent)}
.live-top .btn{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.3)}
.live-cap{bottom:78px;left:0;right:0;display:flex;gap:14px;align-items:baseline;padding:38px 24px 16px;font-size:14px;background:linear-gradient(transparent,rgba(0,0,0,.5))}
.live-cap b{font-size:18px}
.live-ctl{bottom:24px;left:0;right:0;display:flex;justify-content:center;gap:10px}
.live-ctl .btn{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.28);min-width:100px}
.live-progress{position:absolute;bottom:0;left:0;right:0;height:4px;background:rgba(255,255,255,.18);z-index:3}
.live-progress i{display:block;height:100%;width:0;background:var(--primary)}
body.live-on{overflow:hidden}

/* 移动端安全区与紧凑布局 */
.fab-wrap{padding-bottom:calc(20px + env(safe-area-inset-bottom,0px))}
.footer{padding-bottom:calc(40px + env(safe-area-inset-bottom,0px))}
@media(max-width:900px){
  .tool-grid{grid-template-columns:1fr}
  .checklist{grid-template-columns:1fr}
  .qr-hero{max-width:440px;margin:0 auto}
}
@media(max-width:520px){
  .hero{padding:32px 0 12px;gap:28px}
  .hero h1{font-size:36px}
  .hero-steps{margin-top:30px}
  .check-table>div,.param-table>div{grid-template-columns:1fr;gap:2px;padding:8px 0}
  .check-table b,.param-table b{font-size:13px}
  .nav{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .nav a{white-space:nowrap}
  .fab-wrap{gap:7px;flex-wrap:wrap}
  .fab{min-height:46px;padding:0 16px;font-size:14px}
  .album-bar{gap:8px}
  .album-bar .btn-row{gap:6px}
  .album-bar .btn{padding:0 10px;font-size:13px}
  .live-cap{flex-wrap:wrap;gap:8px;font-size:12px;padding:32px 16px 14px}
  .live-cap b{font-size:16px}
  .live-ctl{gap:6px}
  .live-ctl .btn{min-width:0;padding:0 10px;font-size:13px}
  .modal{padding:20px}
}