@font-face{font-family:QHD;src:url('QHD_网页字体.woff') format('woff');font-weight:600 800;font-style:normal;font-display:swap}
/* 官网视觉：DESIGN_VARIANCE 5，MOTION_INTENSITY 3，VISUAL_DENSITY 3。标题用普惠体，交互控件统一 4px 圆角；导航层 20，弹窗用原生顶层。 */
:root{color-scheme:light;--bg:#f7f7f6;--surface:#efefed;--panel:#fcfcfb;--text:#1c1e20;--muted:#626569;--line:#d3d4d3;--brand:#c6171e;--accent-ink:#b51118;--header:rgba(247,247,246,.97);--display:QHD,-apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg)}
:root[data-theme=dark]{color-scheme:dark;--bg:#16181a;--surface:#202326;--panel:#1a1d20;--text:#f1f1ef;--muted:#b0b4b7;--line:#3c3f42;--accent-ink:#ff7278;--header:rgba(22,24,26,.97)}
*{box-sizing:border-box}body{margin:0;min-width:320px}button,a{-webkit-tap-highlight-color:transparent;touch-action:manipulation}button{font:inherit;cursor:pointer;color:inherit}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{font-family:var(--display);font-weight:600;text-wrap:balance}h1{font-size:clamp(38px,4.2vw,58px);line-height:1.2;letter-spacing:-.04em}h2{font-size:clamp(28px,3vw,40px);line-height:1.3;letter-spacing:-.025em}h3{font-size:23px;line-height:1.4}p{color:var(--muted);font-size:16px;line-height:1.85}.wrap{width:min(1280px,calc(100% - 112px));margin-inline:auto}.icon{width:20px;height:20px;fill:currentColor;flex-shrink:0}::selection{background:var(--brand);color:#fff}:focus-visible{outline:3px solid var(--accent-ink);outline-offset:5px}main:focus,.question-title:focus{outline:none}[hidden]{display:none!important}.skip-link{position:fixed;top:8px;left:20px;z-index:40;background:var(--bg);padding:12px;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;min-height:46px;padding:14px 22px;border:1px solid var(--brand);border-radius:4px;background:var(--brand);color:#fff8f8;font-weight:600;font-size:14px;line-height:1.3;white-space:nowrap;transition:background .2s,transform .2s}.button:hover{background:#a80f16}.button:active{transform:scale(.98)}.button-secondary{background:transparent;color:var(--text);border-color:var(--line)}.button-secondary:hover{background:var(--surface);border-color:var(--text)}.text-link{display:inline-flex;align-items:center;gap:14px;border-bottom:1px solid var(--line);padding-block:10px;font-size:14px;font-weight:600;white-space:nowrap}.text-link:hover{color:var(--accent-ink);border-color:currentColor}.icon-button{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;background:transparent;border:0;border-radius:4px}.icon-button:hover{background:var(--surface)}
.site-header{position:sticky;top:0;z-index:20;background:var(--header);border-bottom:1px solid var(--line)}.header-inner{height:76px;width:calc(100% - 80px);max-width:1500px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{flex-shrink:0}.brand img{width:106px;height:32px;object-fit:contain}.desktop-nav{display:flex;align-items:center;gap:28px;white-space:nowrap}.desktop-nav a{font-size:13px;padding-block:27px;position:relative}.desktop-nav a:hover,.desktop-nav [aria-current=page]{color:var(--accent-ink)}.desktop-nav [aria-current=page]:after{content:"";height:2px;background:var(--brand);position:absolute;bottom:16px;inset-inline:0}.header-tools{display:flex;gap:6px}.mobile-menu-button{display:none}
.hero{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:80px;padding-block:68px 70px;min-height:340px}.hero-copy p{font-size:17px;margin-top:22px}.hero-copy>.button{margin-top:28px}.hero-art{display:flex;align-items:center;justify-content:center;min-height:180px}.hero-art img{width:100%;max-width:470px;height:auto}.section-nav{border-block:1px solid var(--line)}.section-nav>.wrap{display:flex;gap:36px}.section-nav a{padding-block:19px;font-size:14px;line-height:1.4}.section-nav a:hover{color:var(--accent-ink)}.section{padding-block:72px 80px;scroll-margin-top:100px}.section+.section{border-top:1px solid var(--line)}.section-heading{margin-bottom:32px}.section-heading p{margin-top:16px;max-width:720px}
.wizard{border:1px solid var(--line);background:var(--panel);border-radius:4px}.wizard-top{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 30px;border-bottom:1px solid var(--line)}.steps{display:flex;gap:30px;list-style:none;margin:0;padding:0}.steps li{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px}.steps li>span{display:flex;align-items:center;justify-content:center;width:26px;height:26px;border:1px solid var(--line);border-radius:50%;font-size:12px}.steps [aria-current=step]{color:var(--text);font-weight:600}.steps [aria-current=step]>span,.steps .done>span{background:var(--brand);border-color:var(--brand);color:#fff}.wizard-status{font-size:13px;color:var(--muted)}.wizard-body{padding:30px;min-height:310px}.question-title{font-size:24px}.question-help{font-size:14px;margin-top:8px;margin-bottom:24px}.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.choice{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px;border:1px solid var(--line);border-radius:4px;background:var(--bg);text-align:left;min-height:136px;transition:background .2s,border-color .2s}.choice:hover{border-color:var(--brand);background:var(--surface)}.choice:active{transform:scale(.99)}.choice[aria-pressed=true]{border-color:var(--brand)}.choice strong{display:block;font-family:var(--display);font-size:21px;font-weight:600}.choice .detail{display:block;color:var(--muted);font-size:13px;line-height:1.7;margin-top:7px}.choice .tag{display:block;color:var(--accent-ink);font-size:12px;margin-top:13px}.choice-preview{display:flex;justify-content:center;align-items:center;width:158px;height:88px;padding:16px;flex-shrink:0;background:#f7f7f6}.choice-preview.dark{background:#202326}.choice-preview img{max-height:60px;max-width:126px}.format-mark{font-family:var(--display);font-size:24px;color:var(--muted);letter-spacing:-.03em;white-space:nowrap}.wizard-back,.reset-btn{border:0;background:none;color:var(--muted);padding:10px 0;margin-top:18px;font-size:14px;min-height:44px}.wizard-back:hover,.reset-btn:hover{color:var(--accent-ink)}.result-head{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:24px}.selection-summary{font-size:14px;color:var(--muted);margin-top:9px}.result-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.logo-card{min-width:0}.logo-preview{height:150px;background:#f0f0ee;display:flex;align-items:center;justify-content:center;padding:24px}.logo-preview.dark{background:#202326}.logo-preview img{max-height:90px;width:100%;object-fit:contain}.logo-meta{padding-top:18px}.logo-meta h4{font-size:18px}.logo-meta p{font-size:13px;line-height:1.7;min-height:44px;margin-top:7px}.file-actions{display:flex;gap:10px;margin-top:18px}.file-actions a{display:inline-flex;align-items:center;justify-content:center;padding:10px 15px;min-height:44px;border:1px solid var(--line);border-radius:4px;font-size:13px;font-weight:600}.file-actions a:hover{border-color:var(--accent-ink);color:var(--accent-ink)}
.app-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:24px;padding-top:16px}.app-item{text-align:center;min-width:0}.app-item>img{width:144px;height:144px;object-fit:contain;margin:0 auto 25px}.app-item h3{font-size:20px;white-space:nowrap;letter-spacing:-.025em}.app-item p{font-size:13px;margin-top:5px}.app-item .button{margin-top:20px;padding:11px 17px;font-size:13px;gap:14px}
.spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px}.use-rules dl{margin:26px 0 0}.use-rules dl>div{display:grid;grid-template-columns:92px 1fr;gap:18px;margin-top:19px;line-height:1.75;font-size:14px}.use-rules dt{font-weight:600}.use-rules dd{margin:0;color:var(--muted)}.rule-note{font-size:13px;margin-top:24px;color:var(--accent-ink)}.swatches{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:26px}.swatch{min-height:178px;padding:18px 14px;display:flex;flex-direction:column;justify-content:flex-end;gap:5px}.swatch span{font-size:13px;margin-bottom:auto}.swatch strong{font-size:17px;font-weight:600}.swatch small{font-size:11px;white-space:nowrap}.swatch.red{background:#c6171e;color:#fff}.swatch.black{background:#000;color:#fff}.swatch.white{background:#fff;color:#1c1e20;border:1px solid #d3d4d3}.color-hint{font-size:13px;margin-top:18px}.font-section{border-block:1px solid var(--line);padding-block:42px;margin-top:48px;display:grid;grid-template-columns:1fr 1fr;gap:70px}.font-intro>p{font-size:14px;max-width:440px;margin-top:18px}.font-intro .text-link{margin-top:18px}.font-specimen{align-self:center}.font-name{font-size:14px;font-weight:600}.font-sample{font-family:QHD,sans-serif;font-weight:600;font-style:italic;font-size:clamp(22px,2.2vw,30px);line-height:1.4;margin-block:16px 13px;padding-bottom:4px;color:var(--text);white-space:nowrap}.font-weight{color:var(--accent-ink);font-size:13px}.font-specimen>p:last-child{font-size:12px;margin-top:16px}.dont-section{padding-block:38px 0}.dont-grid{display:grid;grid-template-columns:repeat(3,1fr);column-gap:28px;row-gap:14px;list-style:none;padding:0;margin:24px 0 0}.dont-grid li{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:12px}.dont-grid li:before{content:"×";color:var(--accent-ink);font-size:21px;line-height:1}.gallery-head{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:56px;margin-bottom:28px}.gallery-head p{font-size:14px;margin-top:9px}.slides{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.slide{padding:0;border:1px solid var(--line);background:var(--surface);text-align:left;cursor:zoom-in}.slide img{width:100%;aspect-ratio:16/9;object-fit:contain}.slide span{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:15px;font-size:13px}.slide:hover{border-color:var(--accent-ink)}
.site-footer{border-top:1px solid var(--line);background:var(--surface);padding-top:45px}.footer-main{display:flex;align-items:center;justify-content:space-between;gap:40px;padding-bottom:40px}.footer-brand p{margin-top:18px;font-size:15px}.footer-brand img{height:32px;object-fit:contain}.footer-links{display:flex;gap:30px;font-size:13px;color:var(--muted)}.footer-links a:hover{color:var(--accent-ink)}.footer-bottom{display:flex;justify-content:space-between;padding-block:21px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}dialog{border:1px solid var(--line);padding:0;background:var(--bg);color:var(--text);max-height:92dvh}dialog::backdrop{background:#101214bb}.dialog-toolbar{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:10px 20px;background:var(--bg)}.dialog-toolbar h2{font-family:inherit;font-size:15px}.slide-dialog{width:min(1280px,96vw);max-width:96vw}.slide-dialog>img{width:100%;object-fit:contain}.mobile-menu{width:min(420px,100%);height:100dvh;max-width:100%;max-height:100dvh;margin:0 0 0 auto;border:0;padding:12px 24px}.mobile-menu .dialog-toolbar{padding:0 0 20px}.mobile-menu nav{display:grid}.mobile-menu nav a{padding:15px 0;border-bottom:1px solid var(--line);font-size:17px}.asset-error{padding:24px;border:1px solid var(--line)}
@media(max-width:1100px){.wrap{width:calc(100% - 64px)}.desktop-nav{gap:20px}.header-inner{width:calc(100% - 48px);gap:20px}.hero{gap:50px}.app-grid{gap:16px}.app-item>img{width:128px;height:128px}.app-item h3{font-size:18px}.spec-grid,.font-section{gap:40px}.choice{gap:12px;padding:20px}.choice-preview{width:130px}.swatch{padding:16px 10px}.swatch strong{font-size:16px}.swatch small{font-size:10px}}
@media(max-width:900px){.desktop-nav{display:none}.mobile-menu-button{display:inline-flex}.spec-grid,.font-section{grid-template-columns:1fr;gap:36px}.app-grid{grid-template-columns:repeat(3,1fr);row-gap:40px}.slides{grid-template-columns:repeat(2,minmax(0,1fr))}.choice-preview{width:118px;padding:12px}.choice strong{font-size:19px}.hero{gap:35px}.hero-art{min-height:150px}.result-head{align-items:flex-start;flex-direction:column}.dont-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:767px){.wrap{width:calc(100% - 40px)}.header-inner{height:64px;width:calc(100% - 32px)}.brand img{width:92px}.hero{grid-template-columns:1fr;gap:36px;padding-block:40px;min-height:0}.hero-art{min-height:0;justify-content:flex-start}.hero-art img{max-width:320px}.hero-copy p{font-size:16px;margin-top:18px}.hero-copy>.button{margin-top:24px}.section-nav>.wrap{gap:26px}.section-nav a{font-size:13px;padding-block:17px}.section{padding-block:42px 48px;scroll-margin-top:84px}.section-heading{margin-bottom:24px}.section-heading p{font-size:14px;margin-top:12px}.wizard-top{padding:19px;gap:10px;flex-wrap:wrap}.steps{gap:20px}.steps li{font-size:12px;gap:7px}.steps li>span{width:24px;height:24px}.wizard-status{font-size:12px}.wizard-body{padding:22px 18px;min-height:0}.question-title{font-size:21px}.question-help{font-size:13px;margin-bottom:19px}.choice-grid{grid-template-columns:1fr;gap:12px}.choice{padding:19px;min-height:130px}.choice-preview{width:136px}.choice .detail{font-size:12px}.choice .tag{font-size:11px;margin-top:10px}.result-grid{grid-template-columns:1fr;gap:32px}.logo-preview{height:160px}.logo-preview img{max-width:270px}.logo-meta p{min-height:0}.result-head .button{width:100%}.app-grid{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:14px;row-gap:36px}.app-item:last-child{grid-column:1/-1}.app-item>img{width:124px;height:124px;margin-bottom:20px}.app-item .button{padding:11px 15px;min-height:44px;margin-top:15px}.app-item h3{font-size:18px}.app-item p{font-size:12px}.spec-grid h3,.font-section h3,.dont-section h3,.gallery-head h3{font-size:22px}.use-rules dl>div{grid-template-columns:78px 1fr;gap:12px;font-size:13px}.swatches{gap:8px}.swatch{min-height:160px}.swatch strong{font-size:15px}.swatch small{font-size:9px}.font-section{padding-block:30px;margin-top:32px;gap:28px}.font-sample{font-size:clamp(22px,5.8vw,30px)}.dont-grid{column-gap:16px;row-gap:15px}.dont-grid li{font-size:12px;gap:7px}.gallery-head{align-items:flex-start;flex-direction:column;margin-top:40px}.gallery-head>.button{width:100%}.slides{gap:14px}.slide span{padding:12px 10px;font-size:12px;line-height:1.5}.footer-main{align-items:flex-start;flex-direction:column;gap:28px;padding-bottom:30px}.footer-links{gap:24px;flex-wrap:wrap}.site-footer{padding-top:32px}.dialog-toolbar{padding:8px 12px}.slide-dialog{max-width:98vw;width:98vw}.slide-dialog img{min-height:190px}}
@media(max-width:370px){h1{font-size:34px}.wrap{width:calc(100% - 32px)}.choice-preview{width:108px;padding:10px}.choice{padding:15px}.steps{gap:14px}.app-item>img{width:116px;height:116px}.swatch{padding:12px 7px}.swatch strong{font-size:13px}.swatch small{font-size:8px}.font-sample{font-size:21px}.dont-grid{grid-template-columns:1fr}.slides{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
main{scroll-margin-top:76px}
@media(max-width:767px){main{scroll-margin-top:64px}}
.header-inner{justify-content:flex-start;gap:28px}.desktop-nav{margin-right:auto;display:flex}.header-tools{align-items:center}.language-toggle{min-width:44px;min-height:44px;padding:0 8px;border:0;border-radius:4px;background:transparent;font-size:13px;font-weight:600;white-space:nowrap}.language-toggle:hover{background:var(--surface)}
.choice-preview,.logo-preview{border-radius:12px;overflow:hidden}.choice-preview img,.logo-preview img{border-radius:8px}
@media(max-width:767px){.header-inner{gap:12px}.desktop-nav{display:flex}.desktop-nav a{font-size:12px;padding-block:22px}.brand img{width:80px}.font-sample{white-space:normal;overflow-wrap:anywhere}.choice-preview{width:120px}.choice strong{font-size:18px}}
@media(max-width:370px){.brand img{width:72px}.header-tools{gap:0}.choice-preview{width:100px}.choice strong{font-size:17px}}
@media(max-width:767px){html[lang=en] .choice{flex-direction:column;align-items:stretch;gap:18px}html[lang=en] .choice-preview{width:100%;height:100px}html[lang=en] .format-mark{font-size:21px}}