:root{
  --orange:#E8871E;
  --orange-dark:#C96F0A;
  --gold:#D9A441;
  --ink:#1F2430;
  --grey:#6B7280;
  --bg:#FFFFFF;
  --bg-soft:#FAF7F2;
  --line:#ECE7DF;
  --radius:16px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Segoe UI","PingFang SC","Microsoft YaHei",-apple-system,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.75;font-size:16px;
}
img{max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
section{padding:80px 0}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:3px;text-transform:uppercase;color:var(--orange-dark);font-weight:600;margin-bottom:14px}
h2{font-size:34px;font-weight:700;letter-spacing:-.5px;margin-bottom:16px}
h3{font-size:20px}
.sub{color:var(--grey);max-width:680px;margin-bottom:48px}
.en{color:var(--grey);font-size:14px}

/* ---------- LANGUAGE ---------- */
body.lang-en .zh{display:none}
body.lang-zh .en{display:none}

/* ---------- NAV ---------- */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.logo{display:flex;align-items:center;gap:10px}
.logo svg{width:34px;height:34px}
.logo .name{font-family:Georgia,serif;font-size:18px;font-weight:700;letter-spacing:1px;line-height:1.2}
.logo .name span{display:block;font-family:"Segoe UI",sans-serif;font-size:9.5px;letter-spacing:3.5px;color:var(--orange-dark);font-weight:600}
nav ul{display:flex;gap:26px;list-style:none;font-size:14.5px}
nav a{padding:6px 0;border-bottom:2px solid transparent}
nav a:hover{color:var(--orange-dark)}
nav a.active{color:var(--orange-dark);border-color:var(--gold)}
.nav-right{display:flex;align-items:center;gap:12px}
.lang-btn{
  border:1.5px solid var(--ink);background:transparent;border-radius:999px;
  padding:7px 16px;font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;
}
.lang-btn:hover{background:var(--ink);color:#fff}
.btn{display:inline-block;background:var(--orange);color:#fff;padding:12px 28px;border-radius:999px;font-weight:600;font-size:15px;transition:.2s;border:none;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--orange-dark);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--ink);border:1.5px solid var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff}

/* ---------- HERO ---------- */
.hero{background:linear-gradient(160deg,#FDF9F3 0%,#FAF3E8 55%,#F7ECD9 100%);padding:100px 0 90px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-140px;top:-140px;width:460px;height:460px;border-radius:50%;background:radial-gradient(circle,rgba(232,135,30,.16),transparent 70%)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:center;position:relative;z-index:1}
.hero h1{font-size:44px;line-height:1.25;letter-spacing:-1px;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--orange-dark)}
.hero p.lead{font-size:18px;color:var(--grey);margin-bottom:36px;max-width:540px}
.hero-badges{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.badge{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 18px;font-size:13.5px;display:flex;align-items:center;gap:8px;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.badge b{color:var(--orange-dark)}
.hero-card{background:#fff;border-radius:24px;padding:40px 36px;box-shadow:0 24px 60px rgba(150,100,20,.14);border:1px solid var(--line);text-align:center}
.avatar{width:120px;height:120px;border-radius:50%;margin:0 auto 18px;background:linear-gradient(135deg,var(--orange),var(--gold));display:flex;align-items:center;justify-content:center;color:#fff;font-size:38px;font-weight:700;font-family:Georgia,serif;border:5px solid #FDF3E3}
.hero-card h3{font-size:24px;font-family:Georgia,serif}
.hero-card .role{letter-spacing:3px;font-size:12px;color:var(--orange-dark);font-weight:600;margin:6px 0 18px;text-transform:uppercase}
.hero-card ul{list-style:none;text-align:left;font-size:14.5px;color:var(--grey);margin-bottom:24px}
.hero-card li{padding:7px 0;border-bottom:1px dashed var(--line)}
.hero-card li b{color:var(--ink)}

.page-hero{background:linear-gradient(160deg,#FDF9F3,#F7ECD9);padding:76px 0;text-align:center;position:relative;overflow:hidden}
.page-hero h1{font-size:40px;letter-spacing:-1px;margin-bottom:14px}
.page-hero p{color:var(--grey);max-width:640px;margin:0 auto;font-size:17px}

/* ---------- STRIP ---------- */
.strip{background:var(--ink);color:#fff;padding:20px 0}
.strip .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;font-size:14px}
.strip span b{color:var(--gold);font-family:Georgia,serif;font-size:18px;margin-right:6px}

/* ---------- CARDS ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.cards.two{grid-template-columns:repeat(2,1fr)}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;background:#fff;transition:.25s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-5px);box-shadow:0 18px 44px rgba(150,100,20,.12);border-color:var(--gold)}
.card .ico{width:52px;height:52px;border-radius:14px;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:18px}
.card h3{font-size:19px;margin-bottom:4px}
.card .en-t{font-size:12px;color:var(--orange-dark);letter-spacing:1px;font-weight:600;text-transform:uppercase;margin-bottom:12px}
.card p{font-size:14.5px;color:var(--grey);margin-bottom:14px}
.card ul{list-style:none;font-size:13.5px;color:var(--grey)}
.card li{padding:4px 0 4px 20px;position:relative}
.card li::before{content:"";position:absolute;left:0;top:12px;width:7px;height:7px;border-radius:50%;background:var(--gold)}
.card .more{margin-top:auto;padding-top:18px;color:var(--orange-dark);font-weight:600;font-size:14px}
.card .more:hover{color:var(--ink)}

/* ---------- PROCESS ---------- */
.process{background:var(--bg-soft)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.step{background:#fff;border-radius:var(--radius);padding:32px 26px;border:1px solid var(--line)}
.step .num{font-family:Georgia,serif;font-size:40px;font-weight:700;color:var(--gold);margin-bottom:10px;display:block;line-height:1}
.step h4{font-size:17px;margin-bottom:8px}
.step p{font-size:14px;color:var(--grey)}

/* ---------- WHY ---------- */
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px 48px}
.why-item{display:flex;gap:16px;align-items:flex-start}
.why-item .dot{flex:0 0 44px;width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--orange),var(--gold));color:#fff;display:flex;align-items:center;justify-content:center;font-size:19px}
.why-item h4{font-size:16.5px;margin-bottom:4px}
.why-item p{font-size:14px;color:var(--grey)}

/* ---------- TESTIMONIALS ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.quote .stars{color:var(--gold);letter-spacing:3px;margin-bottom:12px}
.quote p{font-size:14.5px;color:var(--grey);margin-bottom:16px;font-style:italic}
.quote .who{font-size:13.5px;font-weight:600}
.quote .who span{display:block;color:var(--grey);font-weight:400}

/* ---------- FAQ ---------- */
.faq{max-width:800px;margin:0 auto}
details{border:1px solid var(--line);border-radius:12px;background:#fff;padding:20px 26px;margin-bottom:14px;transition:.2s}
details[open]{border-color:var(--gold);box-shadow:0 8px 24px rgba(150,100,20,.08)}
summary{font-weight:600;cursor:pointer;font-size:16px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:22px;color:var(--orange);font-weight:400;flex-shrink:0}
details[open] summary::after{content:"–"}
details p{margin-top:12px;font-size:14.5px;color:var(--grey)}

/* ---------- CTA BAND ---------- */
.cta-band{background:linear-gradient(135deg,var(--orange),var(--gold));color:#fff;text-align:center;padding:64px 0}
.cta-band h2{color:#fff}
.cta-band p{opacity:.92;margin-bottom:28px}
.cta-band .btn{background:#fff;color:var(--orange-dark)}
.cta-band .btn:hover{background:var(--ink);color:#fff}

/* ---------- CALCULATORS ---------- */
.calc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;align-items:start}
.calc{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:0 10px 30px rgba(150,100,20,.07)}
.calc.full{grid-column:1/-1}
.calc h3{margin-bottom:6px}
.calc .en-t{font-size:12px;color:var(--orange-dark);letter-spacing:1px;font-weight:600;text-transform:uppercase;margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.field .hint{font-weight:400;color:var(--grey);font-size:12px}
.field input,.field select{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font-size:15px;font-family:inherit;background:var(--bg-soft);
}
.field input:focus,.field select:focus{outline:2px solid var(--gold);background:#fff}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.calc .btn{width:100%;margin-top:6px}
.result{
  margin-top:22px;background:var(--bg-soft);border:1px dashed var(--gold);
  border-radius:12px;padding:20px 22px;font-size:14.5px;
}
.result .big{font-size:30px;font-weight:700;color:var(--orange-dark);font-family:Georgia,serif;margin:4px 0 10px}
.result table{width:100%;border-collapse:collapse;font-size:13.5px;color:var(--grey)}
.result td{padding:5px 0;border-bottom:1px dashed var(--line)}
.result td:last-child{text-align:right;color:var(--ink);font-weight:600}
.result .note{margin-top:12px;font-size:12px;color:var(--grey)}
.range-note{font-size:12px;color:var(--grey);margin-top:-8px;margin-bottom:14px}

/* ---------- CONTACT ---------- */
.contact{background:linear-gradient(160deg,#1F2430,#2A3140);color:#fff}
.contact h2{color:#fff}
.contact .sub{color:#AEB6C4}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.c-item{display:flex;gap:16px;margin-bottom:26px;align-items:flex-start}
.c-item .ico{flex:0 0 46px;width:46px;height:46px;border-radius:12px;background:rgba(232,135,30,.15);display:flex;align-items:center;justify-content:center;font-size:20px}
.c-item h4{font-size:15px;color:var(--gold);margin-bottom:2px}
.c-item p{font-size:16px}
.contact-form{background:#fff;border-radius:var(--radius);padding:36px;color:var(--ink)}
.contact-form h3{margin-bottom:20px;font-size:20px}
.contact-form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:14.5px;font-family:inherit;background:var(--bg-soft);resize:vertical}
.contact-form textarea:focus{outline:2px solid var(--gold);background:#fff}
.contact-form .btn{width:100%}

/* ---------- FOOTER ---------- */
footer{background:#141821;color:#8B93A3;padding:44px 0 32px;font-size:13.5px}
footer .f-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:28px;margin-bottom:26px}
footer .f-brand{font-family:Georgia,serif;color:#fff;font-size:17px;font-weight:700;letter-spacing:1px}
footer .f-brand span{display:block;font-family:"Segoe UI",sans-serif;font-size:10px;letter-spacing:3px;color:var(--gold)}
footer ul{list-style:none}
footer li{margin-bottom:7px}
footer a:hover{color:var(--gold)}
footer .f-bottom{border-top:1px solid #262c38;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

@media (max-width:900px){
  .hero-grid,.contact-grid,.calc-grid{grid-template-columns:1fr}
  .cards,.cards.two{grid-template-columns:1fr 1fr}
  .steps,.quotes{grid-template-columns:1fr 1fr}
  nav ul{display:none}
  .hero h1,.page-hero h1{font-size:32px}
  section{padding:60px 0}
}
@media (max-width:600px){
  .cards,.cards.two,.steps,.quotes,.why-grid,.field-row{grid-template-columns:1fr}
  .strip .wrap{justify-content:flex-start}
}