*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --ink:#0c0c0b;--ink2:#1a1916;--ink3:#2a2926;
  --smoke:#7d7a70;--ash:#aaa69c;--dust:#d2cfc5;--cream:#f4f0e8;--white:#fdfcf9;
  --red:#b83232;--red2:#8f2020;--gold:#c59d3c;--gold2:#8a6a18;
  --serif:Georgia,"Times New Roman","Songti SC","Noto Serif CJK SC","Hiragino Mincho ProN",serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Hiragino Sans","Yu Gothic",Meiryo,Helvetica,Arial,sans-serif;
}
html{scroll-behavior:smooth}
body{background:var(--ink);color:var(--cream);font-family:var(--sans);font-weight:400;line-height:1.6;-webkit-text-size-adjust:100%;overflow-x:hidden}
a{color:inherit}
.wrap{max-width:1100px;margin:0 auto;padding:0 40px}

/* header */
header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(12,12,11,.96);border-bottom:1px solid rgba(255,255,255,.07);backdrop-filter:blur(10px)}
.bar{display:flex;align-items:center;justify-content:space-between;height:64px;max-width:1180px;margin:0 auto;padding:0 40px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.seal{width:32px;height:32px;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:16px;flex-shrink:0;clip-path:polygon(0 10%,10% 0,90% 0,100% 10%,100% 90%,90% 100%,10% 100%,0 90%)}
.brand span{font-weight:600;font-size:.82rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cream)}
nav ul{display:flex;list-style:none;gap:4px}
nav a{display:block;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ash);text-decoration:none;padding:8px 14px;border-bottom:1px solid transparent}
nav a:hover{color:var(--cream)}
nav a.on{color:var(--cream);border-bottom-color:var(--gold)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:10px;flex-direction:column;gap:5px}
.burger i{display:block;width:22px;height:1px;background:var(--cream)}

/* hero */
.hero{position:relative;overflow:hidden;padding:170px 0 96px;background:radial-gradient(ellipse 70% 60% at 70% 30%,rgba(184,50,50,.08) 0%,transparent 65%),linear-gradient(170deg,#0c0c0b 0%,#151511 100%)}
.hero.short{padding:150px 0 70px}
.glyph{position:absolute;right:-2%;top:50%;transform:translateY(-50%);font-family:var(--serif);font-size:clamp(260px,30vw,480px);color:rgba(255,255,255,.025);line-height:1;pointer-events:none;user-select:none}
.hero .wrap{position:relative;z-index:2}
.eyebrow{font-size:.68rem;letter-spacing:.32em;text-transform:uppercase;color:var(--gold);margin-bottom:22px}
h1{font-family:var(--serif);font-weight:400;font-size:clamp(2.3rem,5.2vw,4.1rem);line-height:1.1;letter-spacing:-.01em;color:var(--white);max-width:840px}
h1 em{font-style:italic;color:var(--dust)}
.lead{font-size:1.05rem;line-height:1.75;color:var(--ash);max-width:580px;margin:26px 0 40px}
.btns{display:flex;gap:28px;align-items:center;flex-wrap:wrap}
.btn{display:inline-block;background:var(--red);color:#fff;text-decoration:none;padding:14px 30px;font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;border:0;cursor:pointer;font-family:var(--sans)}
.btn:hover{background:var(--red2)}
.link{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--dust);text-decoration:none}
.link::after{content:" \2192"}
.zhline{margin-top:34px;font-size:.9rem}
.zhline a{color:var(--ash);text-decoration:none;border-bottom:1px solid var(--ink3);padding-bottom:3px}
.zhline a:hover{color:var(--cream)}

/* sections */
section.s{padding:84px 0}
section.alt{background:var(--ink2);border-top:1px solid var(--ink3);border-bottom:1px solid var(--ink3)}
.label{font-size:.66rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold);margin-bottom:18px}
h2{font-family:var(--serif);font-weight:400;font-size:clamp(1.6rem,3vw,2.2rem);line-height:1.2;color:var(--white);margin-bottom:18px;letter-spacing:-.01em}
h2 em{font-style:italic;color:var(--dust)}
h3{font-family:var(--serif);font-weight:400;font-size:1.28rem;color:var(--white);margin-bottom:12px;line-height:1.25}
p.body{color:var(--ash);font-size:.96rem;line-height:1.85;margin-bottom:16px;max-width:640px}
p.body strong{color:var(--dust);font-weight:600}
.intro{max-width:640px;margin-bottom:44px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:3px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:3px}
.card{background:var(--ink2);padding:40px 34px;position:relative}
section.alt .card{background:var(--ink3)}
.card p{color:var(--ash);font-size:.92rem;line-height:1.75}
.card .tag{font-size:.62rem;letter-spacing:.26em;text-transform:uppercase;color:var(--gold);margin-bottom:16px}
.card.accent{border-top:2px solid var(--gold)}
.creds{display:grid;grid-template-columns:repeat(4,1fr);gap:3px}
.cred{background:var(--ink3);padding:30px 26px;border-top:2px solid var(--gold)}
section.alt .cred{background:var(--ink)}
.cred b{display:block;font-family:var(--serif);font-weight:500;font-size:1.8rem;color:var(--white);line-height:1.1;margin-bottom:10px}
.cred span{color:var(--ash);font-size:.82rem;line-height:1.6;display:block}
.cols{display:grid;grid-template-columns:1fr 1.3fr;gap:70px;align-items:start}
ul.tick{list-style:none;display:flex;flex-direction:column;gap:12px}
ul.tick li{position:relative;padding-left:22px;color:var(--dust);font-size:.94rem;line-height:1.6}
ul.tick li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;background:var(--gold)}
.ja{background:var(--ink3);border-left:2px solid var(--red);padding:34px 36px;max-width:760px}
.ja h3{font-size:1.15rem}
.ja p{color:var(--dust);font-size:.95rem;line-height:1.95;margin-bottom:12px}
.cta{text-align:center;padding:90px 0;border-top:1px solid var(--ink3)}
.cta h2{margin-left:auto;margin-right:auto}
.cta p{color:var(--ash);max-width:480px;margin:0 auto 32px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:70px;align-items:start}
.facts{list-style:none;display:flex;flex-direction:column;gap:20px}
.facts li small{display:block;font-size:.62rem;letter-spacing:.26em;text-transform:uppercase;color:var(--gold);margin-bottom:4px}
.facts li{color:var(--dust);font-size:1rem}
form{display:flex;flex-direction:column;gap:14px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
input,textarea,select{width:100%;background:var(--ink2);border:1px solid var(--ink3);color:var(--cream);font-family:var(--sans);font-size:.95rem;padding:14px 16px;border-radius:0;outline:none;-webkit-appearance:none}
input::placeholder,textarea::placeholder{color:var(--smoke)}
input:focus,textarea:focus,select:focus{border-color:var(--gold2)}
textarea{min-height:140px;resize:vertical}

/* footer */
footer{border-top:1px solid var(--ink3);padding:30px 0}
.foot{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.foot .brand span{color:var(--smoke);font-size:.74rem}
.foot p{font-size:.74rem;color:var(--smoke)}
.foot a{text-decoration:none;color:var(--ash)}

/* Chinese + Japanese typography */
html[lang="zh-Hans"] h1{font-size:clamp(2rem,4.6vw,3.3rem);line-height:1.3;letter-spacing:0}
html[lang="zh-Hans"] h2{line-height:1.4;letter-spacing:0}
html[lang="zh-Hans"] p.body,html[lang="zh-Hans"] .card p,html[lang="zh-Hans"] .lead{line-height:1.95}
html[lang="zh-Hans"] .eyebrow,html[lang="zh-Hans"] .label,html[lang="zh-Hans"] .tag{letter-spacing:.14em}

@media(max-width:820px){
  .wrap,.bar{padding:0 20px}
  .burger{display:flex}
  nav{position:absolute;top:64px;left:0;right:0;background:rgba(12,12,11,.99);border-bottom:1px solid var(--ink3);display:none}
  body.menu-open nav{display:block}
  nav ul{flex-direction:column;gap:0;padding:8px 0}
  nav a{padding:16px 24px;border-bottom:1px solid var(--ink3)}
  nav a.on{border-bottom-color:var(--ink3);color:var(--gold)}
  .hero{padding:120px 0 64px}
  .hero.short{padding:112px 0 52px}
  .btn{width:100%;text-align:center}
  section.s{padding:56px 0}
  .grid2,.grid3,.creds,.cols,.contact-grid,.row{grid-template-columns:1fr}
  .cols,.contact-grid{gap:36px}
  .card{padding:32px 24px}
  .ja{padding:26px 22px}
  .cta{padding:60px 0}
  .foot{flex-direction:column;text-align:center}
}