.tool-card{border:1px solid var(--line);padding:28px;border-radius:22px;display:block;color:var(--ink);text-decoration:none;transition:.2s transform,.2s box-shadow}.tool-card:hover{transform:translateY(-5px);box-shadow:0 22px 50px #10182a14}.tool-card>span{font-size:10px;letter-spacing:.13em;font-weight:900}.tool-card.nanhe{background:#fff9e9;border-color:#f2dfab}.tool-card.nanhe>span,.tool-card.nanhe>b{color:#a85f00}.tool-card.nanhe>div{width:48px;height:48px;margin-top:38px;border-radius:15px;display:grid;place-items:center;background:#ffbf38;color:#5b3400;font-size:28px;font-weight:900}.tool-card.nanhe h3{font-size:20px;margin:25px 0 10px}.tool-card.nanhe p{color:var(--muted);line-height:1.65}.tool-card.nanhe b{font-size:14px}
.nanhe-page{background:#fffdf7}.detail-nav{color:#fff}.nanhe-hero{min-height:720px;padding:145px 0 85px;background:radial-gradient(circle at 70% 25%,#55451c 0,#1b1b18 28%,#0d1015 63%);color:#fff;overflow:hidden}.nanhe-hero-grid{display:grid;grid-template-columns:1.12fr .88fr;align-items:center;gap:80px}.nanhe-hero h1{font-size:clamp(50px,6.2vw,80px);line-height:1.03;letter-spacing:-.05em;margin:22px 0}.nanhe-hero h1 em{font-style:normal;color:#ffc649}.nanhe-hero .lead{max-width:650px}.primary.sun{background:#f6ad1b;color:#342100;box-shadow:0 12px 35px #f6ad1b44}.phone-mock{width:330px;height:600px;border:8px solid #30343c;border-radius:50px;padding:12px;background:#090b0e;margin:auto;box-shadow:0 40px 90px #000a;transform:rotate(4deg)}.phone-screen{height:100%;border-radius:33px;background:linear-gradient(165deg,#fff9df,#fff 62%);color:#27200f;padding:65px 25px 25px;text-align:center}.sun-dot{display:grid;place-items:center;width:72px;height:72px;border-radius:50%;background:#ffc342;margin:0 auto 18px;font-size:37px}.phone-screen>small{display:block;color:#8f6517;font-weight:900;letter-spacing:.14em}.phone-screen h2{font-size:30px;line-height:1.15;margin:28px 0 10px}.phone-screen p{color:#81745c}.mini-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin-top:55px}.mini-cards i{font-style:normal;background:#fff;border:1px solid #efe0bc;border-radius:13px;padding:13px 4px;font-size:20px}.mini-cards b{display:block;margin-top:7px;font-size:9px}.nanhe-features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:50px}.nanhe-features article{padding:30px;border:1px solid #eddfbb;border-radius:22px;background:#fffdf5}.nanhe-features article>div{display:grid;place-items:center;width:49px;height:49px;border-radius:15px;background:#fff0bf;color:#895200;font-size:23px;font-weight:900}.nanhe-features h3{font-size:21px;margin:24px 0 10px}.nanhe-features p{color:var(--muted);line-height:1.65}.nanhe-useful{padding:95px 0;background:#fff3cf}.useful-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:90px;align-items:start}.useful-grid h2{font-size:clamp(38px,5vw,58px);letter-spacing:-.045em;margin:18px 0}.useful-grid ul{list-style:none;margin:0;padding:0}.useful-grid li{padding:22px 0;border-bottom:1px solid #e7d39e;display:grid;grid-template-columns:230px 1fr;gap:25px}.useful-grid li span{color:#71654b}.download-panel{margin-top:95px;margin-bottom:95px;border:1px solid #eddcae;border-radius:30px;padding:55px;background:#fff9e8;display:grid;grid-template-columns:1fr auto;gap:22px;align-items:center}.download-panel h2{font-size:clamp(38px,5vw,58px);letter-spacing:-.045em;margin:14px 0}.download-panel p{color:var(--muted)}.download-panel>small{grid-column:1/-1;color:#7e735e;border-top:1px solid #ead9aa;padding-top:20px}
@media(max-width:800px){.nanhe-hero-grid,.nanhe-features,.useful-grid{grid-template-columns:1fr}.nanhe-hero-grid{gap:55px}.phone-mock{width:290px;height:540px}.useful-grid{gap:25px}.useful-grid li{grid-template-columns:1fr;gap:7px}.download-panel{width:min(100% - 24px,1160px);padding:32px 22px;grid-template-columns:1fr}.download-panel>small{grid-column:auto}.detail-nav .nav-cta{display:block}}
.nanhe-home{margin-top:110px;padding:105px 0;background:#fff9e9}.nanhe-intro,.nanhe-showcase{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center}.nanhe-intro h2,.nanhe-showcase h2{font-size:clamp(38px,4.6vw,58px);line-height:1.05;letter-spacing:-.045em;margin:18px 0}.nanhe-intro p,.nanhe-showcase p{color:var(--muted);font-size:16px;line-height:1.7}.nanhe-intro>img,.nanhe-showcase>img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:28px;box-shadow:0 25px 60px #6b4b1424}.nanhe-tags{display:flex;flex-wrap:wrap;gap:9px;margin:26px 0}.nanhe-tags span{background:#fff1bd;border:1px solid #ecd58b;padding:9px 12px;border-radius:999px;color:#73500d;font-size:12px;font-weight:800}.nanhe-showcase{margin-top:75px;padding-top:75px;border-top:1px solid #ead8a7}.home-feature-list{margin:28px 0}.home-feature-list article{display:grid;grid-template-columns:46px 1fr;gap:16px;padding:17px 0;border-bottom:1px solid #ead8a7}.home-feature-list article>b{display:grid;place-items:center;width:44px;height:44px;border-radius:13px;background:#f5b628;color:#4c3100;font-size:20px}.home-feature-list h3{margin:0 0 5px;font-size:18px}.home-feature-list p{margin:0;font-size:14px}.text-link{color:#9a5900;text-decoration:none;font-weight:900}.nanhe-home .primary{width:auto;margin-top:4px}
@media(max-width:800px){.nanhe-home{margin-top:70px;padding:75px 0}.nanhe-intro,.nanhe-showcase{grid-template-columns:1fr;gap:35px}.nanhe-showcase>img{order:2}.nanhe-showcase>div{order:1}.nanhe-home .primary{width:100%}}
.nanhe-detail-gallery{padding:105px 0;background:#fff9e9}.detail-story{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.detail-story+ .detail-story{margin-top:80px;padding-top:80px;border-top:1px solid #ead8a7}.detail-story.reverse>div{order:2}.detail-story.reverse>img{order:1}.detail-story h2{font-size:clamp(38px,4.8vw,60px);line-height:1.05;letter-spacing:-.045em;margin:18px 0}.detail-story p{color:var(--muted);font-size:16px;line-height:1.75}.detail-story>img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:28px;box-shadow:0 25px 60px #6b4b1424}.detail-story ul{list-style:none;padding:0;margin:28px 0}.detail-story li{display:grid;gap:4px;padding:15px 0;border-bottom:1px solid #ead8a7}.detail-story li span{color:var(--muted);font-size:14px}
@media(max-width:800px){.nanhe-detail-gallery{padding:75px 0}.detail-story{grid-template-columns:1fr;gap:35px}.detail-story.reverse>div,.detail-story.reverse>img{order:initial}.detail-story+ .detail-story{margin-top:55px;padding-top:55px}}
.nk-v2{background:#fff}.nk-hero{min-height:740px;padding:145px 0 75px;background:radial-gradient(circle at 72% 28%,#5c4817 0,#1a1915 26%,#0a0d12 65%);color:#fff;overflow:hidden}.nk-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}.nk-copy h1{font-size:clamp(50px,6vw,78px);line-height:1.02;letter-spacing:-.052em;margin:22px 0}.nk-copy h1 em{display:block;font-style:normal;color:#ffc13e}.nk-copy>p:not(.eyebrow){max-width:650px;color:#adb5c2;font-size:18px;line-height:1.7}.nk-actions{display:flex;align-items:center;gap:24px;margin:32px 0}.nk-actions>a:last-child{color:#fff;text-decoration:none;font-weight:800}.nk-meta{display:flex;gap:30px;padding-top:26px;border-top:1px solid #ffffff1f;color:#8994a4;font-size:11px}.nk-meta span{display:grid;gap:5px}.nk-meta b{color:#fff;font-size:15px}.nk-device{position:relative}.nk-glow{position:absolute;width:420px;height:420px;border-radius:50%;background:#f6b52942;filter:blur(70px);top:70px;left:0}.nk-v2 .phone-mock{position:relative;z-index:2;width:315px;height:570px}.nk-summary{display:grid;grid-template-columns:repeat(3,1fr);margin-top:-1px;border:1px solid #eee3c8;border-radius:0 0 24px 24px;overflow:hidden;background:#fff}.nk-summary article{display:grid;grid-template-columns:50px 1fr;gap:15px;padding:25px 28px;border-right:1px solid #eee3c8}.nk-summary article:last-child{border:0}.nk-summary article>b{display:grid;place-items:center;width:45px;height:45px;border-radius:13px;background:#ffedb1;color:#7d5100;font-size:21px}.nk-summary h3{margin:0 0 6px;font-size:17px}.nk-summary p{margin:0;color:var(--muted);font-size:13px}.nk-feature-section{padding:115px 0;background:#fff}.nk-feature-head{display:grid;grid-template-columns:1.2fr .8fr;gap:90px;align-items:end}.nk-feature-head h2,.nk-how h2,.nk-audience h2{font-size:clamp(40px,5vw,62px);line-height:1.05;letter-spacing:-.048em;margin:18px 0 0}.nk-feature-head>p{color:var(--muted);line-height:1.75}.nk-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:55px}.nk-feature-card{position:relative;padding:30px;border:1px solid #eadbb3;border-radius:24px;background:linear-gradient(160deg,#fffefa,#fff8e5)}.nk-feature-card>span{position:absolute;right:25px;top:25px;color:#a79570;font-size:11px;font-weight:900}.nk-feature-card>div{display:grid;place-items:center;width:52px;height:52px;border-radius:15px;background:#f6b521;color:#4e3200;font-size:24px;font-weight:900}.nk-feature-card h3{font-size:22px;margin:25px 0 10px}.nk-feature-card p{color:var(--muted);line-height:1.65}.nk-feature-card ul{list-style:none;padding:0;margin:22px 0 0}.nk-feature-card li{font-size:13px;padding:9px 0;border-top:1px solid #eadbb3;color:#5e5542}.nk-feature-card li:before{content:'✓';color:#b87500;font-weight:900;margin-right:8px}.nk-visual{display:grid;grid-template-columns:1.25fr .75fr;gap:20px;padding-bottom:115px}.nk-photo{position:relative;overflow:hidden;border-radius:28px;background:#161514;min-height:520px}.nk-photo img{width:100%;height:100%;object-fit:cover;display:block}.nk-photo:after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,#080a0eea)}.nk-photo>div{position:absolute;z-index:2;left:35px;right:35px;bottom:32px;color:#fff}.nk-photo span{font-size:10px;letter-spacing:.16em;font-weight:900;color:#ffd670}.nk-photo h2{font-size:42px;letter-spacing:-.04em;margin:10px 0}.nk-photo h3{font-size:30px;margin:10px 0}.nk-photo p{color:#d2d6dc;line-height:1.6;margin:0}.product-photo{min-height:520px}.nk-how{padding:105px 0;background:#fff5d7}.nk-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:48px}.nk-steps article{background:#fff;border:1px solid #e9d9ac;border-radius:22px;padding:28px}.nk-steps span{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#111722;color:#fff;font-weight:900}.nk-steps h3{font-size:20px;margin:23px 0 9px}.nk-steps p{color:var(--muted);line-height:1.65;margin:0}.nk-audience{padding:110px 0;display:grid;grid-template-columns:.8fr 1.2fr;gap:90px;align-items:start}.nk-audience>div>p:last-child{color:var(--muted)}.nk-audience-list article{display:grid;grid-template-columns:210px 1fr;gap:20px;padding:23px 0;border-bottom:1px solid var(--line)}.nk-audience-list p{margin:0;color:var(--muted)}.nk-safety{display:flex;gap:18px;align-items:flex-start;padding:24px 28px;border:1px solid #ead7a4;background:#fff9e8;border-radius:18px}.nk-safety>div{display:grid;place-items:center;min-width:34px;height:34px;border-radius:50%;background:#f1ad17;color:#fff;font-weight:900}.nk-safety p{display:grid;gap:5px;margin:0}.nk-safety span{color:var(--muted);line-height:1.55}.nk-download{margin-top:65px;background:linear-gradient(135deg,#fff8e3,#fff);box-shadow:0 25px 70px #77561512}
@media(max-width:800px){.nk-hero-grid,.nk-feature-head,.nk-feature-grid,.nk-visual,.nk-audience{grid-template-columns:1fr}.nk-hero-grid{gap:50px}.nk-meta{flex-wrap:wrap}.nk-summary{grid-template-columns:1fr;margin-top:0;border-radius:0}.nk-summary article{border-right:0;border-bottom:1px solid #eee3c8}.nk-feature-head{gap:12px}.nk-visual{padding-bottom:75px}.nk-photo,.product-photo{min-height:450px}.nk-photo h2{font-size:34px}.nk-steps{grid-template-columns:1fr}.nk-audience{gap:30px;padding:75px 0}.nk-audience-list article{grid-template-columns:1fr;gap:8px}.nk-actions{align-items:stretch;flex-direction:column}.nk-actions>a:last-child{text-align:center}}

/* Clean detail-page flow: feature cards move directly into the setup guide. */
.nk-how{border-top:1px solid #eadbb3}

.nk-web-link{display:inline-flex;align-items:center;gap:10px;padding:15px 20px;border:1px solid #ffffff38;border-radius:13px;color:#fff!important}.nk-download-actions{display:flex;flex-wrap:wrap;gap:12px}.nk-outline{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:15px 20px;border:1px solid #d8c58e;border-radius:13px;color:#6b4700;text-decoration:none;font-weight:850;background:#fff}.nanhe-card-actions{display:flex!important;gap:10px!important;width:auto!important;height:auto!important;margin-top:24px!important;background:none!important}.nanhe-card-actions a{padding:11px 13px;border-radius:11px;text-decoration:none;font-size:13px;font-weight:850}.nanhe-card-actions a:first-child{background:#ffbf38;color:#4f3100}.nanhe-card-actions a:last-child{border:1px solid #e1c773;color:#7b4b00;background:#fffdf5}
@media(max-width:800px){.nk-download-actions,.nanhe-card-actions{flex-direction:column}.nk-download-actions a,.nanhe-card-actions a{width:100%;text-align:center}.nk-web-link{justify-content:center}}