/* 两份终版页面在 proposal.css 之上的补充 */
.parts-nav{grid-template-columns:repeat(var(--n,8),minmax(0,1fr))}
.parts-nav a{font-size:12.5px;padding:8px 4px;gap:5px}
.top-meta{display:flex;align-items:center;gap:14px}
.top-meta .switch{padding:7px 13px;border-radius:99px;background:var(--green);color:#fff;text-decoration:none;font-weight:700;font-size:12px;white-space:nowrap}
.part-next{margin-top:38px;padding-top:22px;border-top:1px solid var(--line);text-align:right}
h3.sub{margin:44px 0 16px;font:700 22px/1.35 var(--sans);color:var(--ink);display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 14px;scroll-margin-top:100px}
h3.sub small{font-size:12px;font-weight:500;color:var(--muted)}
h3.sub::before{content:"";width:5px;height:20px;border-radius:2px;background:var(--amber);align-self:center}
.prose{font-size:14.5px;line-height:1.85;color:#3d4a42}
.prose p{margin:0 0 12px}.prose ul{margin:0 0 14px;padding-left:20px}.prose li{margin-bottom:7px}
.prose b{color:var(--ink)}.prose a,.compare a,.callout a{color:var(--green);font-weight:700}
.compare a{color:#fff;text-decoration:underline}
.prose-lead{margin:0 0 14px;color:var(--muted);font-size:14px}
.table-wrap{margin:0 0 14px}
.data-table{width:100%;border-collapse:collapse;font-size:13px;line-height:1.65}
.data-table th,.data-table td{padding:11px 13px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.data-table th{background:#eaeee5;color:var(--green);font-size:12px;white-space:nowrap}
.data-table tr:last-child td{border-bottom:0}
.data-table td:first-child{font-weight:600;color:var(--ink)}
.data-table q{display:block;margin-bottom:4px;color:#4d5b51;quotes:"“" "”"}
.data-table.seg td:first-child,.data-table.faq td:nth-child(3){white-space:nowrap}
.vlinks{display:inline-flex;flex-wrap:wrap;gap:6px;align-items:center;margin-left:4px;vertical-align:middle}
.mini-play{appearance:none;border:1px solid var(--green);background:var(--green);color:#fff;border-radius:99px;padding:3px 10px;font:700 11.5px var(--sans);cursor:pointer;white-space:nowrap}
.mini-play:hover{background:#1c4331}
.vlinks a{font-size:11.5px;font-weight:600;color:var(--green);white-space:nowrap}
.vgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.vgrid.deep{grid-template-columns:repeat(auto-fill,minmax(340px,1fr))}
.vcard{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:10px;overflow:hidden;scroll-margin-top:100px}
.vtag{position:absolute;z-index:2;top:10px;left:10px;padding:3px 9px;border-radius:99px;background:var(--amber);color:#fff;font-size:11px;font-weight:700}
.vplay{position:relative;aspect-ratio:4/3;background:#1d2622;cursor:pointer;overflow:hidden}
.vplay img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.vplay:hover img{transform:scale(1.03)}
.vbtn{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:58px;height:58px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--green);font-size:22px;display:grid;place-items:center;padding-left:4px;box-shadow:0 6px 22px rgba(0,0,0,.28)}
.vhint{position:absolute;right:9px;bottom:9px;padding:3px 9px;border-radius:99px;background:rgba(0,0,0,.6);color:#fff;font-size:11px}
.vplay.playing{aspect-ratio:9/16;max-height:640px;cursor:default;margin:0 auto;width:100%}
.vplay iframe{width:100%;height:100%;border:0;display:block;background:#000}
.vmeta{padding:14px 16px 12px}
.vauthor{display:block;color:var(--green);font-size:13px}
.vtitle{margin:4px 0 9px;font-size:14px;line-height:1.55;font-weight:600;color:var(--ink);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}
.vstats{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:0 0 7px;font-size:11px;color:var(--muted)}
.vstats span{padding:6px 4px;border-radius:6px;background:#eef1e7;text-align:center}
.vstats b{display:block;font-size:14px;color:var(--ink);font-variant-numeric:tabular-nums}
.vrate,.vnote{margin:0 0 5px;font-size:11.5px;color:var(--muted);line-height:1.55}
.vopen{font-size:12px;font-weight:700;color:var(--green)}
.vmult{margin:0;padding:8px 16px;background:#f6efdf;color:#7a531c;font-size:12.5px}
.vwhy{padding:12px 16px;border-top:1px solid var(--line);font-size:13px;line-height:1.7;color:#3d4a42}
.vwhy b{color:var(--amber);font-size:12px}.vwhy p{margin:3px 0 0}
.vframes{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;padding:0 16px 12px}
.vframes figure{margin:0}.vframes img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:5px;display:block;background:#e7e7e1}
.vframes figcaption{margin-top:3px;font-size:10px;color:var(--muted);text-align:center}
.vdeep{border-top:1px solid var(--line);padding:0 16px}
.vdeep summary{padding:11px 0;cursor:pointer;font-size:13px;font-weight:700;color:var(--green)}
.vdeep .table-wrap{margin-bottom:10px}.vdeep .data-table{font-size:12px}.vdeep .data-table th,.vdeep .data-table td{padding:8px 9px}
.vfirst,.vborrow{margin:0 0 10px;font-size:12.5px;line-height:1.7;color:#3d4a42}
.vfirst q{font-family:var(--serif);font-size:14px;color:var(--ink)}
.vcomments{margin-top:auto;padding:12px 16px 14px;border-top:1px solid var(--line);background:#f8f7f0}
.vcomments>b{font-size:11.5px;color:var(--muted)}
.vcomments p{margin:7px 0 0;font-size:12.5px;line-height:1.6;color:#3d4a42;overflow-wrap:anywhere}
.vcomments small,.q small{display:block;margin-top:2px;color:var(--muted);font-size:11px}
.au-toc{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:6px}
.au-toc a{padding:7px 12px;border:1px solid var(--line);border-radius:99px;background:var(--surface);color:var(--green);font-size:12.5px;font-weight:600;text-decoration:none}
.au-toc small{margin-left:6px;color:var(--muted);font-weight:500}
.sum-grid{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);gap:13px;margin-top:26px}
.sum-grid article,.topic-grid article{padding:18px;background:var(--surface);border:1px solid var(--line);border-radius:8px}
.sum-grid span,.topic-grid span{font-size:11px;color:var(--amber);font-weight:700}
.sum-grid h3{margin:6px 0;font-size:18px;line-height:1.4}.sum-grid p{margin:0;font-size:13px;color:#536057;line-height:1.7}
.callout.big{grid-column:1/-1;margin-top:18px;font-size:14.5px;line-height:1.85;padding:18px 20px}
.bar-row.wide{grid-template-columns:minmax(120px,42%) 1fr auto}
.bar-row.wide span{font-size:12.5px;line-height:1.4}
.bar-row.wide span small{display:block;color:var(--muted);font-size:10.5px}
.bar-row.wide b small{margin-left:5px;color:var(--muted);font-weight:500;font-size:11px}
.qgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.q{margin:0;padding:13px 15px;background:var(--surface);border:1px solid var(--line);border-left:3px solid #a8b79a;border-radius:6px;font-size:14px;line-height:1.65;overflow-wrap:anywhere}
.q q{font-family:var(--serif);color:var(--ink)}
.q .vlinks a{display:none}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.topic-grid h3{margin:5px 0 8px;font-size:15px;line-height:1.5}
.topic-grid p{margin:0 0 6px;font-size:12.5px;color:#536057;line-height:1.6;overflow-wrap:anywhere}
.topic-grid small{margin-left:6px;color:var(--muted);font-size:11px}
.fix-list{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin-bottom:26px}
.fix-list article{display:grid;grid-template-columns:44px 1fr;gap:12px;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:8px}
.fix-list article>b{font:28px var(--serif);color:var(--amber)}
.fix-list h3{margin:0 0 6px;font-size:18px}.fix-list p{margin:0 0 8px;font-size:14px;color:#3d4a42;line-height:1.7}
.fix-list small{color:var(--muted);font-size:12px;line-height:1.6;display:block}
.diagnosis p.more{padding:9px 11px;background:#f6efdf;border-radius:5px;color:#5d4a2a;font-size:13px}
.hero-part .section-head{grid-column:1/-1;margin-top:46px}
.hero-part>.positioning,.hero-part>.why-grid,.hero-part>h3.sub,.hero-part>.prose,.hero-part>.part-next{grid-column:1/-1}
.modal{position:fixed;inset:0;z-index:100;background:rgba(15,22,18,.78);display:grid;place-items:center;padding:14px}
.modal[hidden]{display:none}
.modal-box{position:relative;width:min(380px,100%);background:#000;border-radius:12px;overflow:hidden}
.modal-frame{aspect-ratio:9/16;max-height:calc(100vh - 110px);margin:0 auto}
.modal-frame iframe{width:100%;height:100%;border:0;display:block}
.modal-close{position:absolute;z-index:2;top:8px;right:8px;width:38px;height:38px;border-radius:50%;border:0;background:rgba(255,255,255,.92);font-size:22px;line-height:1;cursor:pointer}
.modal-open{display:block;padding:11px;text-align:center;color:#fff;font-size:13px;font-weight:700;background:#17231f;text-decoration:none}
@media(max-width:1000px){
 .parts-nav{grid-template-columns:repeat(5,minmax(0,1fr))}
 .sum-grid{grid-template-columns:repeat(2,1fr)}.topic-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:650px){
 .parts-nav{display:flex;overflow-x:auto;gap:6px;padding:8px 12px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
 .parts-nav::-webkit-scrollbar{display:none}
 .parts-nav a{flex:0 0 auto;min-height:40px;flex-direction:row;gap:5px;padding:6px 12px;font-size:12.5px}
 .parts-nav b{font-size:10px}
 .top-meta span{display:none}
 h3.sub{margin:32px 0 12px;font-size:18px}
 .prose{font-size:13.5px}
 .data-table{min-width:620px;font-size:12px}.data-table th,.data-table td{padding:9px}
 .vdeep .data-table{min-width:460px}
 .vgrid,.vgrid.deep,.qgrid,.topic-grid,.fix-list,.sum-grid{grid-template-columns:1fr}
 .vplay.playing{max-height:78vh}
 .part-next{text-align:left}
 .bar-row.wide{grid-template-columns:minmax(96px,40%) 1fr auto}
}
@media print{.modal,.part-next,.vbtn,.vhint,.mini-play{display:none!important}}
/* 11/13 第二轮：卡片化、下划线链接、手机竖排 */
a.vlink{color:var(--green);font-weight:650;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:3px;cursor:pointer}
a.vlink::after{content:" ▶";font-size:.72em;text-decoration:none;display:inline-block}
.compare a.vlink,.sum-grid a.vlink{color:inherit}
.concl{margin:0 0 16px;padding:16px 20px;background:var(--green);color:#fff;border-radius:8px;font-size:16px;line-height:1.7;font-weight:600}
.concl a.vlink{color:#fff}
.prose>ul{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:10px}
.prose>ul>li{margin:0;padding:15px 17px;background:var(--surface);border:1px solid var(--line);border-radius:8px;font-size:13.5px;line-height:1.75}
.prose>ul>li>b:first-child{display:block;margin-bottom:4px;font-size:15px;color:var(--green)}
.prose>p{padding:13px 17px;background:#eef1e7;border-left:3px solid #899a63;border-radius:0 6px 6px 0}
.prose>p.note{padding:0;background:none;border:0;color:var(--muted);font-size:12.5px}
.hit-acc{margin:26px 0 10px;font:700 18px var(--serif);color:var(--green)}
.hit{display:grid;grid-template-columns:minmax(240px,300px) 1fr;gap:18px;margin-bottom:12px;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:10px}
.hit-v{display:grid;gap:10px}.hit-v.n0{display:none}
.hit-v.n2,.hit-v.n3{grid-template-columns:1fr}
.hit:has(.hit-v.n3),.hit:has(.hit-v.n2){grid-template-columns:1fr}
.hit:has(.hit-v.n3) .hit-v{grid-template-columns:repeat(3,1fr)}.hit:has(.hit-v.n2) .hit-v{grid-template-columns:repeat(2,1fr)}
.hit:has(.hit-v.n0){grid-template-columns:1fr}
.hit-title{margin:0 0 12px;font-size:15px;line-height:1.7;font-weight:600}
.hit-why,.hit-lead{padding:12px 14px;border-radius:7px;font-size:14px;line-height:1.75;margin-bottom:9px}
.hit-why{background:#f6efdf}.hit-lead{background:#eef1e7}
.hit-why>b,.hit-lead>b{display:block;font-size:11.5px;color:var(--amber);margin-bottom:2px}.hit-lead>b{color:var(--green)}
.hit-why p,.hit-lead p{margin:0}
.cmp-cols{display:grid;grid-template-columns:1fr 2fr;gap:16px}
.cmp-h{margin:0 0 10px;padding:7px 12px;border-radius:6px;font-size:14px}
.cmp-h.good{background:#e3ebdc;color:var(--green)}.cmp-h.quiet{background:#f2e7d6;color:#8b5a20}
.vgrid.two{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.vshot{position:relative;aspect-ratio:4/3;background:#e7e7e1;overflow:hidden}
.vshot img{width:100%;height:100%;object-fit:cover;object-position:50% 24%;display:block}
.vshot.none{display:grid;place-items:center;color:var(--muted);font-size:12.5px;padding:14px;text-align:center}
.vcard.own .vplay img{object-position:50% 24%}
.vrate.strong{color:var(--ink);font-weight:650;font-size:13px}
.vcard.own small{font-size:11.5px;color:var(--muted)}.vcard.own small a{color:var(--green);font-weight:650}
.price-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin-bottom:16px}
.price-grid article{padding:20px 22px;background:var(--surface);border:1px solid var(--line);border-radius:10px}
.price-grid span{font-size:11px;font-weight:700;color:var(--amber)}
.price-grid h3{margin:5px 0 10px;font:700 21px var(--serif);color:var(--green)}
.price-grid p{margin:0 0 7px;font-size:14px;line-height:1.75;color:#3d4a42}
@media(max-width:1000px){.cmp-cols{grid-template-columns:1fr}.hit:has(.hit-v.n3) .hit-v{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){
 .concl{font-size:14.5px;padding:13px 15px}
 .hit{grid-template-columns:1fr;padding:12px}.hit:has(.hit-v.n3) .hit-v,.hit:has(.hit-v.n2) .hit-v{grid-template-columns:1fr}
 .price-grid{grid-template-columns:1fr}.price-grid article{padding:16px}
 .prose>ul{grid-template-columns:1fr}
 .data-table,.vdeep .data-table{min-width:0;display:block}
 .data-table tbody,.data-table thead{display:block}
 .data-table thead,.data-table tr.hd{display:none}
 .data-table tr{display:block;padding:12px 13px;border-bottom:1px solid var(--line)}
 .data-table tr:last-child{border-bottom:0}
 .data-table td{display:block;padding:3px 0;border:0;white-space:normal!important}
 .data-table td::before{content:attr(data-l);display:block;font-size:10.5px;color:var(--muted);font-weight:500;line-height:1.4}
 .data-table td:first-child{font-size:14.5px}
 .data-table td:empty{display:none}
}
a.ulink{color:inherit;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:3px}
.hero-part>.concl,.hero-part>.vgrid{grid-column:1/-1}
.hero-copy h1{overflow-wrap:anywhere}