:root{
  --bg:#ffffff;       /* white page */
  --panel:#ffffff;
  --alt:#eef3fb;      /* very light blue: bands, table header, footer */
  --text:#0f1e3d;     /* dark navy */
  --muted:#4a5568;
  --accent:#d62839;   /* red: buttons, underlines, hero phrase */
  --accent-d:#1b4fa0; /* blue: links, logo, check marks */
  --line:#d9e1ee;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{background:var(--bg);color:var(--text);font:400 17px/1.7 'Montserrat',sans-serif}
h1,h2,h3,.logo{font-family:'Cormorant Garamond',serif;font-weight:600}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--accent-d);outline-offset:3px}

/* nav */
.nav{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px 24px;
  padding:16px 6vw;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.logo{font-size:1.8rem;letter-spacing:.15em;color:var(--accent-d)}
.nav nav{display:flex;flex-wrap:wrap;gap:6px 28px}
.nav nav a{font-size:.95rem;font-weight:500;color:var(--muted);transition:color .3s}
.nav nav a:hover,.nav nav a.active{color:var(--accent-d)}

/* hero */
.hero{min-height:62vh;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;
  padding:48px 6vw;background:radial-gradient(circle at 88% 12%,rgba(27,79,160,.14),transparent 55%),radial-gradient(circle at 10% 95%,rgba(214,40,57,.08),transparent 45%)}
.hero>*{animation:rise .9s both}
.hero>:nth-child(2){animation-delay:.15s}.hero>:nth-child(3){animation-delay:.3s}
@keyframes rise{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
.hero h1{font-size:clamp(2.8rem,8vw,6rem);line-height:1.05;margin:0 0 24px}
.hero em{color:var(--accent);font-style:italic;font-weight:400}
.lead{max-width:580px;color:var(--muted);font-size:1.1rem;margin-bottom:40px}
.actions{display:flex;flex-wrap:wrap;gap:16px}

.btn{display:inline-block;padding:14px 34px;border:1px solid var(--accent);background:var(--accent);color:#fff;
  font:600 .95rem 'Montserrat';letter-spacing:.03em;cursor:pointer;transition:background .3s,color .3s}
.btn:hover{background:#b81f2f;border-color:#b81f2f}
.btn.ghost{background:transparent;color:var(--accent-d);border-color:var(--accent-d)}
.btn.ghost:hover{background:var(--accent-d);color:#fff}

/* sections */
.section{padding:56px 6vw}
.section+.section{padding-top:0}
.section h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:28px}
.section h2::after{content:'';display:block;width:60px;height:2px;background:var(--accent);margin-top:12px}
.why{max-width:720px;display:grid;gap:20px;color:var(--muted)}
.proof{padding-left:20px;border-left:3px solid var(--accent);color:var(--text)}
.proof strong{font-weight:600;color:var(--accent-d)}

/* video */
.intro{display:block;width:100%;max-width:860px;aspect-ratio:16/9;background:#000;border:1px solid var(--line)}

/* tiers */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:28px;align-items:stretch}
.grid.two{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));max-width:980px}
.card{background:var(--panel);padding:34px;border:1px solid var(--line)}
.tier{display:flex;flex-direction:column}
.tier.main{border:2px solid var(--accent);box-shadow:0 10px 30px rgba(27,79,160,.14)}
.tier h3{font-size:2rem}
.price{font:600 1.6rem 'Cormorant Garamond',serif;color:var(--accent-d);margin:2px 0 14px}
.for{color:var(--muted);margin-bottom:18px}
.list{list-style:none;margin-bottom:28px;flex:1}
.list li{padding:9px 0 9px 26px;border-top:1px solid var(--line);font-size:.95rem;position:relative}
.list li::before{content:'';position:absolute;left:4px;top:1.05em;width:7px;height:12px;border:solid var(--accent-d);border-width:0 2px 2px 0;transform:rotate(45deg) scale(.8);transform-origin:center}
.tier .btn{align-self:flex-start}

.pwa{max-width:980px;margin-top:24px;padding:24px 28px;background:var(--alt);border-left:3px solid var(--accent)}
.pwa h3{font-size:1.5rem;margin-bottom:6px}
.pwa p{color:var(--muted)}
.sub{font-size:1.8rem;margin:40px 0 16px}

/* comparison table */
.tablewrap{max-width:980px;overflow-x:auto;border:1px solid var(--line);background:var(--panel)}
.cmp{width:100%;border-collapse:collapse;font-size:.92rem;min-width:620px}
.cmp th,.cmp td{padding:14px 18px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.cmp thead th{background:var(--alt);font-weight:600;color:var(--text)}
.cmp tbody th{font-weight:600;width:26%}
.cmp td{color:var(--muted)}
.cmp tr:last-child th,.cmp tr:last-child td{border-bottom:0}
.cmp thead th:last-child,.cmp td:last-child{background:rgba(214,40,57,.05)}

/* portfolio */
.note{max-width:720px;color:var(--muted);margin:0 0 32px}
.works{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:36px 20px}
.work{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}
a.work:hover .wname{color:var(--accent-d);text-decoration:underline}
.work img,.mono{width:96px;height:96px;border-radius:50%;object-fit:cover}
.mono{display:grid;place-items:center;border:2px solid var(--accent);color:var(--accent-d);font:600 2.4rem 'Cormorant Garamond',serif;background:var(--panel)}
.wname{font-size:.9rem;font-weight:500;color:var(--text);transition:color .3s}

/* conditions */
.cond{max-width:760px;display:grid;gap:0}
.cond div{display:grid;grid-template-columns:170px 1fr;gap:20px;padding:16px 0;border-top:1px solid var(--line)}
.cond div:last-child{border-bottom:1px solid var(--line)}
.cond dt{color:var(--accent-d);font-weight:600}

.about{text-align:center;max-width:760px;margin:auto}
.about h2::after{margin:16px auto 0}
.about p{color:var(--muted);margin-bottom:24px}

/* contact + legal pages */
.narrow{max-width:700px;margin:auto}
.narrow h1{font-size:clamp(2.2rem,5vw,3.5rem);margin:0 0 36px}
.form label{display:block;margin-bottom:22px;font-size:.92rem;font-weight:500;color:var(--muted)}
.form input,.form textarea,.form select{width:100%;margin-top:8px;padding:14px;background:var(--panel);border:1px solid #c3cfe2;
  color:var(--text);font:400 1rem 'Montserrat';transition:border-color .3s}
.form input:focus,.form textarea:focus,.form select:focus{outline:none;border-color:var(--accent-d);box-shadow:0 0 0 3px rgba(27,79,160,.25)}
.form .check{display:flex;gap:12px;align-items:flex-start;font-size:.9rem;line-height:1.6}
.form .check span{flex:1;min-width:0}
.form .check input{width:auto;margin-top:5px;accent-color:var(--accent-d)}
.form .check a{color:var(--accent-d);text-decoration:underline}
.hp{position:absolute;left:-9999px}
.notice{padding:14px 18px;margin-bottom:24px;border-left:4px solid}
.good{border-color:#2e7d32;background:#e8f5e9}.bad{border-color:#c62828;background:#fdecea}
.prose h2{font-size:1.6rem;margin:32px 0 8px}
.prose h2::after{display:none}
.prose p{color:var(--muted)}
.prose p+p{margin-top:12px}
.prose a{color:var(--accent-d);text-decoration:underline}
.prose .meta{font-size:.85rem;margin:-20px 0 24px}

footer{text-align:center;padding:50px 6vw;background:var(--alt);border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
footer p{margin-top:10px}
.foot-links{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 24px}
footer a:hover{color:var(--accent-d);text-decoration:underline}

@media(max-width:600px){
  body{font-size:16px}
  .section{padding:40px 6vw}
  .nav nav{gap:6px 18px}
  .cond div{grid-template-columns:1fr;gap:2px}
  .card{padding:26px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero>*{animation:none}
  *{transition:none!important}
}

/* language switcher */
.lang{display:flex;gap:4px}
.lang a{padding:2px 9px;font-size:.8rem;font-weight:500;color:var(--muted);border:1px solid var(--line)}
.lang a:hover{color:var(--accent-d);border-color:var(--accent-d)}
.lang a.on{background:var(--accent-d);border-color:var(--accent-d);color:#fff}

/* how it works */
.steps{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;max-width:980px;counter-reset:s}
.steps .card{counter-increment:s;position:relative;padding-top:56px}
.steps .card::before{content:counter(s);position:absolute;top:18px;left:34px;font:600 1.8rem 'Cormorant Garamond',serif;color:var(--accent)}
.steps h3{font-size:1.4rem;margin-bottom:6px}
.steps p{color:var(--muted);font-size:.95rem}

/* Chinese: system fonts (Google Fonts is unreliable in China) */
html[lang="zh-Hans"] body,html[lang="zh-Hans"] h1,html[lang="zh-Hans"] h2,html[lang="zh-Hans"] h3,html[lang="zh-Hans"] .logo,
html[lang="zh-Hans"] .btn,html[lang="zh-Hans"] .price,html[lang="zh-Hans"] .mono,html[lang="zh-Hans"] .form input,
html[lang="zh-Hans"] .form textarea,html[lang="zh-Hans"] .form select{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif}
html[lang="zh-Hans"] h1,html[lang="zh-Hans"] h2,html[lang="zh-Hans"] h3{font-weight:700}
html[lang="zh-Hans"] .hero em{font-style:normal}

/* cookie notice */
.cookie{position:fixed;left:16px;right:16px;bottom:16px;z-index:20;max-width:760px;margin:auto;display:flex;flex-wrap:wrap;align-items:center;gap:12px 24px;
  padding:18px 22px;background:var(--panel);border:1px solid var(--line);border-top:3px solid var(--accent);box-shadow:0 12px 40px rgba(15,30,61,.2);font-size:.9rem;line-height:1.5}
.cookie[hidden]{display:none}
.cookie p{flex:1 1 320px}
.cookie a{color:var(--accent-d);text-decoration:underline}
.cookie-actions{display:flex;gap:10px}
.cookie .btn{padding:10px 22px;font-size:.85rem}
.linkbtn{background:none;border:0;padding:0;font:inherit;color:inherit;cursor:pointer}
.linkbtn:hover{color:var(--accent-d);text-decoration:underline}

/* static version */
[hidden]{display:none!important}