/* PaperBrew · 全站样式 - see sandbox source */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:"Inter","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:#f7f4ed;color:#0a0e1a;line-height:1.75;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3,h4{font-family:"Cormorant Garamond","Noto Serif SC","Songti SC",serif;font-weight:600;line-height:1.25;letter-spacing:.01em}
h1{font-size:clamp(2.2rem,5vw,3.8rem)}
h2{font-size:clamp(1.8rem,3.5vw,2.6rem);margin-bottom:1.2rem}
h3{font-size:1.4rem;margin-bottom:.8rem}
a{color:#0a0e1a;text-decoration:none;transition:color .25s}
a:hover{color:#b8862f}
hr{border:0;border-top:1px solid #d9d2c3;margin:3rem 0}
.eyebrow{font-family:"JetBrains Mono",monospace;font-size:.78rem;letter-spacing:.25em;text-transform:uppercase;color:#8a661f;margin-bottom:1rem;display:inline-block}
.lead{font-size:1.15rem;color:#2a2f3e;line-height:1.85;max-width:62ch}
:root{--ink:#0a0e1a;--ink-soft:#2a2f3e;--paper:#f7f4ed;--paper-warm:#efe9dc;--gold:#b8862f;--gold-deep:#8a661f;--gold-soft:#d4b872;--red:#8b2a1f;--line:#d9d2c3;--line-soft:#ebe5d5;--shadow:0 1px 2px rgba(10,14,26,.04),0 8px 24px rgba(10,14,26,.06);--shadow-strong:0 4px 12px rgba(10,14,26,.08),0 24px 60px rgba(10,14,26,.12);--serif:"Cormorant Garamond","Noto Serif SC","Songti SC",serif;--sans:"Inter","Noto Sans SC","PingFang SC",sans-serif;--mono:"JetBrains Mono","Consolas",monospace}
.container{max-width:1180px;margin:0 auto;padding:0 2rem}
.container-narrow{max-width:780px;margin:0 auto;padding:0 2rem}
section{padding:6rem 0}section.tight{padding:4rem 0}
.site-header{position:sticky;top:0;z-index:100;background:rgba(247,244,237,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid #ebe5d5}
.nav{display:flex;align-items:center;justify-content:space-between;padding:1.1rem 2rem;max-width:1180px;margin:0 auto}
.brand{display:flex;align-items:center;gap:.6rem;font-family:var(--serif);font-size:1.5rem;font-weight:600}
.brand-mark{width:34px;height:34px;background:#0a0e1a;color:#b8862f;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:1.2rem;font-weight:700;letter-spacing:-.02em;border:1px solid #b8862f}
.brand small{font-family:var(--mono);font-size:.65rem;letter-spacing:.25em;color:#8a661f;margin-left:.4rem;font-weight:400;text-transform:uppercase}
.nav-links{display:flex;gap:2.2rem;list-style:none}
.nav-links a{font-size:.95rem;color:#2a2f3e;position:relative;padding:.25rem 0}
.nav-links a:hover{color:#0a0e1a}
.nav-links a::after{content:"";position:absolute;left:50%;bottom:-4px;width:0;height:1px;background:#b8862f;transition:all .3s;transform:translateX(-50%)}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:#0a0e1a}
.nav-links a.active::after{width:60%}
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.7rem 1.4rem;font-family:var(--sans);font-size:.92rem;font-weight:500;border:1px solid #0a0e1a;background:#0a0e1a;color:#f7f4ed;cursor:pointer;transition:all .25s;text-decoration:none;letter-spacing:.02em}
.btn:hover{background:#b8862f;border-color:#b8862f;color:#f7f4ed}
.btn-outline{background:transparent;color:#0a0e1a}
.btn-outline:hover{background:#0a0e1a;color:#f7f4ed}
.btn-gold{background:#b8862f;border-color:#b8862f;color:#f7f4ed}
.btn-gold:hover{background:#8a661f;border-color:#8a661f}
.nav-cta{padding:.55rem 1.1rem;font-size:.9rem}
.hero{padding:8rem 0 7rem;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-200px;right:-200px;width:600px;height:600px;background:radial-gradient(circle,rgba(184,134,47,.08) 0%,transparent 70%);pointer-events:none}
.hero-inner{display:grid;grid-template-columns:1.4fr .9fr;gap:4rem;align-items:center}
@media (max-width:860px){.hero-inner{grid-template-columns:1fr;gap:3rem}}
.hero-title{margin-bottom:1.5rem}
.hero-title .accent{color:#b8862f;font-style:italic}
.hero-sub{font-size:1.25rem;color:#2a2f3e;margin-bottom:2.5rem;max-width:48ch}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:3rem}
.hero-meta{display:flex;gap:2.5rem;flex-wrap:wrap;padding-top:2rem;border-top:1px solid #d9d2c3}
.hero-meta-item .num{font-family:var(--serif);font-size:2.4rem;color:#b8862f;font-weight:600;line-height:1}
.hero-meta-item .label{font-family:var(--mono);font-size:.7rem;letter-spacing:.2em;color:#2a2f3e;text-transform:uppercase;margin-top:.5rem;display:block}
.wechat-card{background:#fff;border:1px solid #d9d2c3;padding:2.5rem 2rem;text-align:center;box-shadow:var(--shadow);position:relative}
.wechat-card::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:60px;height:2px;background:#b8862f}
.wechat-card .qr{width:200px;height:200px;margin:0 auto 1.5rem;background:#efe9dc;display:flex;align-items:center;justify-content:center;border:1px solid #d9d2c3;position:relative}
.wechat-card .qr-placeholder{font-family:var(--mono);font-size:.7rem;color:#2a2f3e;text-align:center;padding:1rem;line-height:1.6}
.wechat-card h4{font-family:var(--serif);font-size:1.3rem;margin-bottom:.5rem}
.wechat-card .id{font-family:var(--mono);font-size:.85rem;color:#8a661f;background:#efe9dc;padding:.4rem .8rem;display:inline-block;margin-bottom:.8rem;letter-spacing:.05em}
.wechat-card .tip{font-size:.8rem;color:#2a2f3e;line-height:1.6;margin-top:1rem}
.trust-strip{background:#0a0e1a;color:#f7f4ed;padding:3rem 0;margin-top:-1px}
.trust-strip-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;text-align:center}
@media (max-width:720px){.trust-strip-inner{grid-template-columns:repeat(2,1fr);gap:1.5rem}}
.trust-item .big{font-family:var(--serif);font-size:2.6rem;color:#b8862f;font-weight:600;line-height:1}
.trust-item .small{font-family:var(--mono);font-size:.7rem;letter-spacing:.2em;color:#f7f4ed;opacity:.7;text-transform:uppercase;margin-top:.6rem}
.section-head{text-align:center;margin-bottom:4rem}
.section-head h2{display:inline-block;position:relative}
.section-head h2::after{content:"";position:absolute;bottom:-12px;left:50%;transform:translateX(-50%);width:40px;height:2px;background:#b8862f}
.section-head .lead{margin:1.5rem auto 0;text-align:center}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid #d9d2c3;border-left:1px solid #d9d2c3}
@media (max-width:860px){.services-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.services-grid{grid-template-columns:1fr}}
.service-card{padding:2.5rem 2rem;border-right:1px solid #d9d2c3;border-bottom:1px solid #d9d2c3;background:#f7f4ed;transition:all .3s;position:relative}
.service-card:hover{background:#fff;box-shadow:var(--shadow)}
.service-card .icon{font-family:var(--serif);font-size:2rem;color:#b8862f;font-style:italic;margin-bottom:1rem;display:block}
.service-card h3{font-size:1.25rem;margin-bottom:.8rem}
.service-card p{font-size:.92rem;color:#2a2f3e;line-height:1.7;margin-bottom:1rem}
.service-card .price{font-family:var(--mono);font-size:.85rem;color:#8a661f;padding-top:1rem;border-top:1px dashed #d9d2c3;display:flex;justify-content:space-between}
.service-card .price strong{font-family:var(--serif);font-size:1.05rem;color:#0a0e1a;font-weight:600}
.cases{display:grid;grid-template-columns:repeat(2,1fr);gap:2.5rem}
@media (max-width:720px){.cases{grid-template-columns:1fr}}
.case{background:#fff;border:1px solid #d9d2c3;padding:2.2rem;position:relative}
.case::before{content:"";position:absolute;top:0;left:0;width:3px;height:0;background:#b8862f;transition:height .4s}
.case:hover::before{height:100%}
.case .meta{display:flex;gap:.8rem;margin-bottom:1rem;flex-wrap:wrap}
.case .tag{font-family:var(--mono);font-size:.68rem;letter-spacing:.15em;padding:.2rem .6rem;background:#efe9dc;color:#8a661f;text-transform:uppercase}
.case .tag.discipline{background:#0a0e1a;color:#b8862f}
.case h3{font-size:1.3rem;margin-bottom:.8rem}
.case .quote{font-family:var(--serif);font-size:1.05rem;font-style:italic;color:#2a2f3e;line-height:1.7;border-left:2px solid #b8862f;padding-left:1.2rem;margin:1rem 0}
.case .result{display:flex;justify-content:space-between;align-items:flex-end;padding-top:1rem;margin-top:1rem;border-top:1px dashed #d9d2c3;font-size:.85rem;color:#2a2f3e}
.case .result strong{color:#8a661f;font-family:var(--serif);font-size:1.1rem}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #d9d2c3}
@media (max-width:860px){.process{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.process{grid-template-columns:1fr}}
.step{padding:2rem 1.5rem;border-right:1px solid #d9d2c3;border-bottom:1px solid #d9d2c3;background:#fff;position:relative}
.step .n{font-family:var(--serif);font-size:3rem;color:#d4b872;font-weight:600;line-height:1;margin-bottom:1rem;display:block;font-style:italic}
.step h4{font-size:1.1rem;margin-bottom:.6rem;font-family:var(--serif)}
.step p{font-size:.88rem;color:#2a2f3e;line-height:1.7;margin:0}
.faq-list{border-top:1px solid #d9d2c3}
.faq-item{border-bottom:1px solid #d9d2c3;padding:1.5rem 0;cursor:pointer}
.faq-q{display:flex;justify-content:space-between;align-items:center;font-family:var(--serif);font-size:1.15rem;color:#0a0e1a;font-weight:500}
.faq-q::after{content:"+";font-family:var(--serif);font-size:1.5rem;color:#b8862f;transition:transform .3s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s,padding .35s;font-size:.95rem;color:#2a2f3e;line-height:1.85;padding-right:3rem}
.faq-item.open .faq-a{max-height:600px;padding-top:1rem}
.form-card{background:#fff;border:1px solid #d9d2c3;padding:3rem;max-width:640px;margin:0 auto;box-shadow:var(--shadow)}
.form-row{margin-bottom:1.4rem}
.form-row label{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.15em;text-transform:uppercase;color:#2a2f3e;margin-bottom:.5rem}
.form-row input,.form-row select,.form-row textarea{width:100%;padding:.8rem 1rem;font-size:.95rem;background:#f7f4ed;border:1px solid #d9d2c3;color:#0a0e1a;transition:border-color .2s;font-family:inherit}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{outline:none;border-color:#b8862f}
.form-row textarea{min-height:120px;resize:vertical}
.form-submit{width:100%;justify-content:center;padding:1rem;font-size:1rem}
.cta-block{background:#0a0e1a;color:#f7f4ed;padding:5rem 0;text-align:center;position:relative;overflow:hidden}
.cta-block::before{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:600px;height:600px;background:radial-gradient(circle,rgba(184,134,47,.15) 0%,transparent 70%);pointer-events:none}
.cta-block h2{color:#f7f4ed;margin-bottom:1rem}
.cta-block h2 .accent{color:#b8862f;font-style:italic}
.cta-block .lead{color:rgba(247,244,237,.7);margin:0 auto 2.5rem;text-align:center}
.cta-block .actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;position:relative}
.cta-block .btn{background:#b8862f;border-color:#b8862f}
.cta-block .btn:hover{background:#d4b872;border-color:#d4b872;color:#0a0e1a}
.cta-block .btn-outline{background:transparent;color:#f7f4ed;border-color:rgba(247,244,237,.4)}
.cta-block .btn-outline:hover{background:#f7f4ed;color:#0a0e1a}
.site-footer{background:#efe9dc;border-top:1px solid #d9d2c3;padding:4rem 0 2rem}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:3rem}
@media (max-width:720px){.footer-inner{grid-template-columns:1fr 1fr;gap:2rem}}
@media (max-width:480px){.footer-inner{grid-template-columns:1fr}}
.footer-col h5{font-family:var(--mono);font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;color:#8a661f;margin-bottom:1rem}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:.6rem}
.footer-col a{font-size:.9rem;color:#2a2f3e}
.footer-col a:hover{color:#b8862f}
.footer-col .brand{display:flex;align-items:center;gap:.6rem;margin-bottom:1rem}
.footer-col p{font-size:.85rem;color:#2a2f3e;line-height:1.7;max-width:32ch}
.footer-bottom{border-top:1px solid #d9d2c3;padding-top:1.5rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;font-size:.78rem;color:#2a2f3e;font-family:var(--mono)}
blockquote.bigquote{font-family:var(--serif);font-size:1.6rem;font-style:italic;color:#0a0e1a;line-height:1.5;text-align:center;padding:2rem 0;border-top:1px solid #d9d2c3;border-bottom:1px solid #d9d2c3;margin:2rem 0}
blockquote.bigquote::before{content:"\201C";color:#b8862f;font-size:2rem;display:block;margin-bottom:.5rem}
blockquote.bigquote cite{display:block;font-family:var(--mono);font-size:.75rem;letter-spacing:.2em;color:#8a661f;font-style:normal;text-transform:uppercase;margin-top:1rem}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}
@media (max-width:720px){.about-grid{grid-template-columns:1fr;gap:2rem}}
.about-grid h2{font-size:2rem}
.about-grid p{font-size:1rem;color:#2a2f3e;line-height:1.85;margin-bottom:1rem}
.timeline{border-left:1px solid #d9d2c3;padding-left:1.5rem;margin-top:2rem}
.timeline-item{margin-bottom:1.5rem;position:relative}
.timeline-item::before{content:"";position:absolute;left:-1.65rem;top:.5rem;width:9px;height:9px;background:#b8862f;border-radius:50%}
.timeline-item .year{font-family:var(--mono);font-size:.75rem;color:#8a661f;letter-spacing:.15em}
.timeline-item h5{font-family:var(--serif);font-size:1.05rem;margin:.2rem 0 .3rem}
.timeline-item p{font-size:.88rem;color:#2a2f3e;margin:0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem}
@media (max-width:720px){.contact-grid{grid-template-columns:1fr;gap:2rem}}
.contact-info{padding:2rem 0}
.contact-info h3{font-family:var(--serif);font-size:1.4rem;margin-bottom:1.5rem}
.contact-info .item{display:flex;gap:1rem;align-items:flex-start;padding:1.2rem 0;border-bottom:1px solid #d9d2c3}
.contact-info .item:last-child{border-bottom:none}
.contact-info .label{font-family:var(--mono);font-size:.72rem;letter-spacing:.15em;color:#8a661f;text-transform:uppercase;min-width:80px;padding-top:.2rem}
.contact-info .value{font-size:.95rem;color:#0a0e1a}
.contact-info .value strong{font-family:var(--serif);font-size:1.15rem;color:#0a0e1a}
.text-center{text-align:center}.mt-0{margin-top:0}.mt-1{margin-top:1rem}.mt-2{margin-top:2rem}.mt-3{margin-top:3rem}.mt-4{margin-top:4rem}.mb-0{margin-bottom:0}.mb-1{margin-bottom:1rem}.mb-2{margin-bottom:2rem}.mb-3{margin-bottom:3rem}.hidden{display:none}
.reveal{opacity:0;transform:translateY(12px);transition:all .8s}
.reveal.in{opacity:1;transform:translateY(0)}