:root{
  --ink:#171717;
  --ink-soft:#2e2d2b;
  --muted:#74716c;
  --muted-light:#96918a;
  --line:#e9e6df;
  --line-strong:#dcd7ce;
  --paper:#ffffff;
  --soft:#faf9f7;
  --accent:#a38d69;
  --accent-dark:#7f6d50;
  --shadow:0 18px 54px rgba(22,22,22,.07);
  --shadow-soft:0 10px 34px rgba(22,22,22,.045);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  color:var(--ink);
  background:var(--paper);
  font-size:16px;
  line-height:1.78;
  letter-spacing:.012em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
.container{width:min(1200px,calc(100% - 64px));margin:auto}

/* Header — white, restrained and editorial */
.site-header{
  position:fixed;
  z-index:50;
  top:0;left:0;right:0;
  background:#fff;
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(224,220,212,.82);
}
.nav-wrap{height:82px;display:flex;align-items:center;gap:40px}
.brand{width:150px;flex:0 0 auto;display:flex;align-items:center}
.brand img{width:150px;height:48px;object-fit:contain;object-position:left center}
.main-nav{display:flex;gap:32px;margin-left:auto;align-items:center}
.main-nav a,.nav-phone{font-size:13px;line-height:1;letter-spacing:.08em;color:var(--ink-soft)}
.main-nav a{position:relative;padding:8px 0}
.main-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--ink);transition:.25s}
.main-nav a:hover:after{right:0}
.nav-phone{border:1px solid var(--line-strong);padding:10px 15px;border-radius:999px;background:#fff;transition:.22s}
.nav-phone:hover{border-color:var(--ink);transform:translateY(-1px)}
.nav-toggle{display:none;margin-left:auto;background:none;border:0;color:var(--ink);font-size:23px;line-height:1;padding:8px}

/* Hero */
.hero{min-height:820px;color:#fff;position:relative;display:flex;align-items:center;overflow:hidden;background:#242424}
.hero-bg{position:absolute;inset:0;background-position:center 44%;background-size:cover;background-repeat:no-repeat;transform:scale(1.008)}
.hero-bg:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,16,16,.62) 0%,rgba(16,16,16,.38) 42%,rgba(16,16,16,.10) 72%,rgba(16,16,16,.04) 100%)}
.hero-bg:after{content:"";position:absolute;inset:auto 0 0;height:34%;background:linear-gradient(to top,rgba(0,0,0,.28),transparent)}
.hero-inner{position:relative;padding-top:96px}
.eyebrow,.section-kicker{font-size:11px;line-height:1.2;letter-spacing:.32em;text-transform:uppercase;color:var(--accent);font-weight:700}
.hero .eyebrow{color:#e9ddca}
.hero h1{
  font-family:"Songti SC","STSong","Noto Serif CJK SC",Georgia,serif;
  font-size:clamp(50px,5.8vw,84px);
  line-height:1.1;
  max-width:900px;
  margin:20px 0 24px;
  letter-spacing:-.045em;
  font-weight:600;
  text-shadow:0 4px 26px rgba(0,0,0,.16);
}
.hero-inner>p{font-size:18px;line-height:1.9;color:rgba(255,255,255,.9);max-width:690px;letter-spacing:.02em}
.hero-actions{display:flex;gap:12px;margin-top:38px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:12px 24px;border-radius:999px;font-size:13px;letter-spacing:.04em;font-weight:600;border:1px solid transparent;cursor:pointer;transition:.22s}
.btn:hover{transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-dark{background:var(--ink);color:#fff}.btn-dark:hover{background:#000}
.btn-ghost{border-color:rgba(255,255,255,.56);color:#fff;background:rgba(255,255,255,.06)}
.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);max-width:780px;margin-top:72px;border-top:1px solid rgba(255,255,255,.34);border-bottom:1px solid rgba(255,255,255,.28)}
.hero-metrics div{padding:22px 26px 22px 0}
.hero-metrics div+div{padding-left:26px;border-left:1px solid rgba(255,255,255,.23)}
.hero-metrics strong{display:block;font-family:Georgia,"Songti SC",serif;font-size:24px;line-height:1.2;font-weight:500;letter-spacing:.01em}
.hero-metrics span{display:block;margin-top:7px;color:rgba(255,255,255,.72);font-size:12px;letter-spacing:.05em}

/* Global section rhythm */
.section{padding:112px 0;background:#fff}
.section-dark{background:#fff;color:var(--ink);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-dark .section-kicker{color:var(--accent)}
.section-dark p,.section-dark .muted{color:var(--muted)!important}
.soft{background:var(--soft)}
.section h2,.page-hero h1,.cta h2{
  font-family:"Songti SC","STSong","Noto Serif CJK SC",Georgia,serif;
  font-size:clamp(34px,3.8vw,54px);
  line-height:1.22;
  letter-spacing:-.035em;
  margin:12px 0 22px;
  font-weight:600;
}
.section p{color:var(--muted)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:42px;margin-bottom:52px}
.section-head>div{max-width:720px}
.section-head p{max-width:480px;margin:0 0 4px;font-size:15px;line-height:1.9}
.text-link{display:inline-block;font-size:13px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--ink);padding-bottom:3px;letter-spacing:.04em}

/* Story */
.story-grid{display:grid;grid-template-columns:.94fr 1.06fr;gap:90px;align-items:center}
.story-media{position:relative;padding:0}
.story-media img{width:100%;height:620px;object-fit:cover;border-radius:2px;box-shadow:none}
.story-media:after{display:none}
.story-badge{position:absolute;right:-34px;bottom:34px;background:#fff;color:var(--ink);padding:18px 22px;max-width:252px;border:1px solid var(--line);box-shadow:var(--shadow-soft)}
.story-badge strong{display:block;font-family:"Songti SC","STSong",serif;font-size:18px;font-weight:600;margin-bottom:5px}
.story-badge span{font-size:11px;color:var(--muted);letter-spacing:.08em}
.story-copy .article-body{font-size:16px;line-height:1.95}.story-copy .article-body h2{margin-top:0}

/* Services on home */
.cards{display:grid}
.services-grid{grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.service-card{padding:34px 32px 36px;min-height:292px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:.25s;background:#fff}
.service-card:hover{background:var(--soft);transform:translateY(-2px)}
.service-card span{font-size:11px;color:var(--accent);letter-spacing:.16em}
.service-card h3{font-family:"Songti SC","STSong",Georgia,serif;font-size:25px;line-height:1.4;margin:54px 0 12px;font-weight:600;letter-spacing:-.02em}
.service-card p{font-size:14px;line-height:1.85;min-height:74px;margin-bottom:26px;color:var(--muted)}
.service-card b{font-size:12px;letter-spacing:.06em;color:var(--ink);font-weight:600}

/* Why */
.why-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:74px;align-items:stretch}
.why-photo{position:relative;min-height:600px;border-radius:2px;overflow:hidden;background:var(--soft)}
.why-photo img{width:100%;height:100%;object-fit:cover}
.why-photo:after{content:"高级定制，不等于高预算";position:absolute;left:28px;bottom:28px;background:rgba(255,255,255,.93);color:var(--ink);padding:12px 16px;border:1px solid rgba(255,255,255,.6);font-size:12px;letter-spacing:.08em;backdrop-filter:blur(7px)}
.adv-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 28px;border-top:1px solid var(--line)}
.adv-grid article{border-bottom:1px solid var(--line);padding:30px 0 34px}
.adv-grid h3{font-family:"Songti SC","STSong",Georgia,serif;font-size:23px;line-height:1.4;margin:0 0 12px;color:var(--ink);font-weight:600}
.adv-grid p{font-size:14px;line-height:1.85;margin:0;color:var(--muted)}

/* Cases */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:48px 34px}.case-grid.large{grid-template-columns:repeat(2,1fr)}
.case-card{display:block}
.case-visual{aspect-ratio:16/10;background:var(--soft);display:grid;place-items:center;overflow:hidden;border-radius:2px;box-shadow:none}
.case-visual span{color:var(--accent);font-size:64px;font-weight:500;opacity:.24}.case-visual img{width:100%;height:100%;object-fit:cover;transition:.55s}
.case-card:hover .case-visual img{transform:scale(1.025)}
.case-card h3{font-family:"Songti SC","STSong",Georgia,serif;font-size:26px;line-height:1.4;margin:20px 0 7px;color:var(--ink);font-weight:600;letter-spacing:-.02em}
.case-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}

/* Posts */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.post-card{border:1px solid var(--line);background:#fff;border-radius:2px;overflow:hidden;min-height:390px;display:flex;flex-direction:column;transition:.25s;box-shadow:none}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-soft);border-color:var(--line-strong)}
.post-visual{height:210px;background:var(--soft);overflow:hidden}.post-visual img{width:100%;height:100%;object-fit:cover;transition:.5s}.post-card:hover .post-visual img{transform:scale(1.025)}
.post-body{padding:26px 28px 28px;display:flex;flex:1;flex-direction:column}
.post-card span{font-size:11px;color:var(--accent-dark);font-weight:600;letter-spacing:.10em}
.post-card h2,.post-card h3{font-family:"Songti SC","STSong",Georgia,serif;font-size:23px;line-height:1.48;margin:18px 0 10px;color:var(--ink);font-weight:600;letter-spacing:-.015em}
.post-card p{font-size:14px;line-height:1.8;margin:0 0 18px;color:var(--muted)}
.post-card small{margin-top:auto;color:var(--muted-light);font-size:11px;letter-spacing:.04em}

/* FAQ */
.faq-list{border-top:1px solid var(--line)}
.faq-list details{border-bottom:1px solid var(--line);padding:21px 0}
.faq-list summary{cursor:pointer;font-weight:600;font-size:16px;line-height:1.7;list-style-position:outside}
.faq-list p{margin:11px 0 0;font-size:14px;line-height:1.9}
.split{display:grid;grid-template-columns:.9fr 1.2fr;gap:100px}

/* CTA */
.cta{color:var(--ink);padding:82px 0;background:#fff;border-top:1px solid var(--line)}
.cta .container{display:flex;align-items:center;justify-content:space-between;gap:36px}
.cta h2{margin:8px 0 10px;font-size:clamp(31px,3.3vw,47px)}
.cta p{color:var(--muted);margin:0}.cta .section-kicker{color:var(--accent)}
.cta .btn-light{background:var(--ink);color:#fff}

/* Footer */
.site-footer{background:#fff;color:var(--muted);padding:68px 0 26px;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:64px}
.footer-logo{width:176px;height:66px;object-fit:contain;object-position:left center;margin-bottom:22px}
.site-footer h4{color:var(--ink);font-size:13px;letter-spacing:.08em;margin:0 0 16px}
.site-footer p{font-size:13px;line-height:1.95;margin:0}.site-footer a{color:var(--ink-soft)}
.footer-bottom{border-top:1px solid var(--line);margin-top:48px;padding-top:20px;font-size:12px;display:flex;justify-content:space-between;gap:22px;color:var(--muted-light)}
.floating-call{position:fixed;z-index:40;right:22px;bottom:22px;background:var(--ink);color:#fff;padding:11px 16px;border-radius:999px;box-shadow:0 12px 34px rgba(0,0,0,.16);font-size:11px;line-height:1.35;letter-spacing:.03em}
.floating-call strong{font-size:13px;font-weight:600}

/* Internal page hero */
.page-hero{position:relative;color:#fff;padding:190px 0 96px;min-height:520px;display:flex;align-items:flex-end;overflow:hidden;background:#222;background-position:center;background-size:cover}
.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,15,15,.62),rgba(15,15,15,.32) 55%,rgba(15,15,15,.12))}
.page-hero:after{content:"";position:absolute;inset:auto 0 0;height:44%;background:linear-gradient(to top,rgba(0,0,0,.30),transparent)}
.page-hero .container{position:relative;z-index:1}
.page-hero .section-kicker{color:#eadfcf}
.page-hero h1{max-width:880px;margin-top:16px;margin-bottom:16px;font-size:clamp(42px,5vw,66px);font-weight:600}
.page-hero p{color:rgba(255,255,255,.88);font-size:16px;line-height:1.9;max-width:760px;margin:0}
.page-hero.is-plain{background:#222}
.article-hero{min-height:500px}

/* Article / content */
.article-body{max-width:900px;font-size:16px;line-height:1.95;color:var(--ink-soft)}
.article-body h1,.article-body h2,.article-body h3{font-family:"Songti SC","STSong",Georgia,serif;color:var(--ink);font-weight:600;letter-spacing:-.02em}
.article-body h2{font-size:34px;line-height:1.45;margin:52px 0 18px}.article-body h3{font-size:24px;line-height:1.5;margin:38px 0 13px}
.article-body p,.article-body li{color:#5e5b56}.article-body p{margin:0 0 20px}.article-body li{margin:5px 0}
.article-body a{color:var(--ink);text-decoration:underline;text-underline-offset:3px}.article-body img{margin:34px auto;border-radius:2px;box-shadow:none}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:44px}.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;margin:0;border-radius:2px}
.page-intro{max-width:780px;margin-bottom:64px}.home-intro h2{margin-top:0}

/* Service page: large real photography + editorial hierarchy */
.service-list{display:grid;gap:0;border-top:1px solid var(--line)}
.service-row{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:70px;align-items:center;padding:58px 0;border-bottom:1px solid var(--line)}
.service-row:nth-child(even) .service-media{order:2}
.service-row:nth-child(even) .service-copy{order:1}
.service-media{overflow:hidden;background:var(--soft);aspect-ratio:16/10}
.service-media img{width:100%;height:100%;object-fit:cover;transition:.6s cubic-bezier(.2,.6,.2,1)}
.service-row:hover .service-media img{transform:scale(1.025)}
.service-copy{padding:12px 16px 12px 0;max-width:500px}
.service-row:nth-child(even) .service-copy{padding-left:18px;padding-right:0}
.service-meta{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.service-num{font-family:Georgia,serif;font-size:12px;letter-spacing:.12em;color:var(--accent-dark)}
.service-tag{font-size:10px;letter-spacing:.22em;color:var(--muted-light);text-transform:uppercase}
.service-copy h2{font-family:"Songti SC","STSong",Georgia,serif;font-size:clamp(29px,3vw,39px);line-height:1.35;margin:0 0 16px;font-weight:600;letter-spacing:-.025em;color:var(--ink)}
.service-copy p{margin:0 0 28px;color:var(--muted);font-size:15px;line-height:1.92}
.service-more{display:inline-block;border-bottom:1px solid var(--ink);padding-bottom:4px;font-size:12px;letter-spacing:.08em;font-weight:600;color:var(--ink)}

/* Legacy generic list style kept for other future content */
.list-grid{display:grid;gap:18px}
.list-card{display:grid;grid-template-columns:70px 190px 1fr auto;align-items:center;gap:26px;border:1px solid var(--line);background:#fff;border-radius:2px;padding:16px 20px 16px 18px;transition:.25s}
.list-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft);border-color:var(--line-strong)}
.list-card .num{font-size:12px;color:var(--accent-dark)}.list-card .list-thumb{width:190px;height:132px;overflow:hidden;border-radius:2px;background:var(--soft)}
.list-card .list-thumb img{width:100%;height:100%;object-fit:cover}.list-card span{font-size:11px;color:var(--accent-dark)}
.list-card h2{font-family:"Songti SC","STSong",Georgia,serif;font-size:27px;margin:5px 0;color:var(--ink);font-weight:600}.list-card p{margin:0;max-width:650px;font-size:14px;line-height:1.8}.list-card>b{color:var(--ink);white-space:nowrap;font-size:12px}

/* About image band */
.about-visuals{display:grid;grid-template-columns:1.2fr .8fr;gap:20px;margin-top:64px}.about-visuals img{width:100%;height:440px;object-fit:cover;border-radius:2px}.about-visuals img:last-child{height:370px;margin-top:70px}

/* Contact */
.contact-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:92px}
.contact-card{display:grid;gap:8px;margin-top:38px;padding:26px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.contact-card strong{margin-top:8px;color:var(--ink);font-size:12px;letter-spacing:.06em}.contact-card a,.contact-card span{color:var(--muted)}
.contact-form{display:grid;gap:17px;background:#fff;border:1px solid var(--line);padding:34px;border-radius:2px;box-shadow:none}
.contact-form label{display:grid;gap:8px;font-weight:600;color:var(--ink);font-size:13px}
.contact-form input,.contact-form textarea{width:100%;padding:13px 14px;border:1px solid var(--line-strong);border-radius:0;background:#fff;outline:none;color:var(--ink)}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--ink);box-shadow:none}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.success{background:#f2f6f2;color:#315a3a;padding:12px;border-radius:0}.error{background:#fff2f2;color:#9a2d2d;padding:12px;border-radius:0}.muted{color:var(--muted)!important}

@media(max-width:980px){
  .container{width:min(100% - 44px,1200px)}
  .main-nav{display:none;position:absolute;top:82px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:26px 30px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-soft)}.main-nav.open{display:flex}.nav-toggle{display:block}.nav-phone{display:none}
  .hero{min-height:760px}.hero-bg{background-position:60% center}.hero-bg:before{background:linear-gradient(90deg,rgba(10,10,10,.68),rgba(10,10,10,.42),rgba(10,10,10,.15))}.hero-metrics{grid-template-columns:1fr}.hero-metrics div+div{padding-left:0;border-left:0;border-top:1px solid rgba(255,255,255,.2)}
  .story-grid,.why-layout,.split,.contact-grid{grid-template-columns:1fr;gap:52px}.story-media{order:2;max-width:700px}.story-media img{height:560px}.story-badge{right:24px}.why-photo{min-height:480px}
  .services-grid,.post-grid{grid-template-columns:1fr}.adv-grid{grid-template-columns:repeat(2,1fr)}.case-grid,.case-grid.large{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:42px}.footer-grid>div:first-child{grid-column:1/-1;max-width:620px}
  .service-row{grid-template-columns:1fr;gap:30px;padding:48px 0}.service-row:nth-child(even) .service-media,.service-row:nth-child(even) .service-copy{order:initial}.service-copy,.service-row:nth-child(even) .service-copy{padding:0;max-width:680px}
  .list-card{grid-template-columns:50px 150px 1fr}.list-card .list-thumb{width:150px;height:110px}.list-card>b{display:none}.cta .container{align-items:flex-start;flex-direction:column}
}
@media(max-width:640px){
  body{font-size:15px}.container{width:min(100% - 28px,1200px)}.nav-wrap{height:68px}.brand{width:126px}.brand img{width:126px;height:42px}.main-nav{top:68px}
  .section{padding:76px 0}.hero{min-height:720px}.hero-inner{padding-top:82px}.hero h1{font-size:42px;line-height:1.16}.hero-inner>p{font-size:16px;line-height:1.8}.hero-actions{flex-direction:column;align-items:flex-start}.hero-metrics{margin-top:48px}.hero-metrics div{padding:15px 0}.hero-metrics strong{font-size:21px}
  .section h2,.cta h2{font-size:34px}.section-head{align-items:flex-start;flex-direction:column;margin-bottom:36px;gap:12px}.section-head p{font-size:14px}.story-grid{gap:38px}.story-media img{height:450px}.story-badge{right:14px;bottom:14px;padding:13px 15px;max-width:220px}.story-badge strong{font-size:16px}.why-photo{min-height:360px}.adv-grid{grid-template-columns:1fr}.adv-grid article{padding:25px 0}.service-card{min-height:250px;padding:28px 24px}.service-card h3{margin-top:36px}.form-row{grid-template-columns:1fr}.floating-call{right:12px;bottom:12px}.page-hero{min-height:430px;padding:150px 0 58px}.page-hero h1{font-size:40px}.page-hero p{font-size:15px}.article-body h2{font-size:29px}.article-body h3{font-size:22px}.case-visual{border-radius:2px}.post-grid{gap:18px}.gallery{grid-template-columns:1fr}.service-row{padding:36px 0;gap:23px}.service-copy h2{font-size:29px}.service-copy p{font-size:14px}.service-media{aspect-ratio:4/3}.list-card{grid-template-columns:44px 1fr;padding:15px}.list-card .list-thumb{grid-column:2;width:100%;height:180px}.list-card .list-copy{grid-column:2}.about-visuals{grid-template-columns:1fr}.about-visuals img,.about-visuals img:last-child{height:300px;margin-top:0}.contact-form{padding:22px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{flex-direction:column;gap:8px}.cta{padding:66px 0}
}