:root{
  --bg:#000;
  --text:#f7f4ef;
  --muted:rgba(247,244,239,.66);
  --soft:rgba(247,244,239,.42);
  --line:rgba(255,255,255,.13);
  --panel:rgba(255,255,255,.05);
  --orange:#ff8a00;
}
*{box-sizing:border-box}
html,body{margin:0;background:#000;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Noto Sans TC","Noto Sans JP",Inter,sans-serif}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
body:before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-2;
  background:
    radial-gradient(circle at 18% 0%,rgba(255,138,0,.16),transparent 32%),
    radial-gradient(circle at 84% 8%,rgba(255,255,255,.06),transparent 30%),
    linear-gradient(180deg,#000 0%,#07080b 44%,#000 100%);
}
.topbar{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(0,0,0,.78);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav{
  max-width:1240px;
  height:64px;
  margin:0 auto;
  padding:0 22px;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.brand{font-size:13px;letter-spacing:.18em;font-weight:900}
.links{display:flex;gap:10px;color:var(--muted);font-size:13px}
.links a{
  border:1px solid var(--line);
  border-radius:999px;
  padding:8px 12px;
}
.wrap{max-width:1240px;margin:0 auto;padding:72px 22px}
.hero{
  display:grid;
  grid-template-columns:.95fr 1.05fr;
  gap:28px;
  align-items:stretch;
}
.panel{
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));
  border-radius:34px;
  padding:34px;
  box-shadow:0 28px 88px rgba(0,0,0,.36);
}
.kicker{
  color:var(--orange);
  font-size:12px;
  letter-spacing:.26em;
  text-transform:uppercase;
  font-weight:900;
  margin-bottom:18px;
}
h1{
  margin:0;
  font-size:clamp(52px,7vw,94px);
  line-height:.92;
  letter-spacing:-.075em;
}
h2{
  margin:0 0 16px;
  font-size:clamp(30px,4vw,52px);
  line-height:1;
  letter-spacing:-.055em;
}
.lead{
  color:var(--muted);
  font-size:18px;
  line-height:1.85;
  margin:24px 0 0;
}
.input-card{
  display:flex;
  flex-direction:column;
  gap:18px;
}
textarea{
  width:100%;
  min-height:188px;
  resize:vertical;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(0,0,0,.38);
  color:#fff;
  border-radius:24px;
  padding:20px;
  outline:none;
  line-height:1.7;
}
textarea:focus{
  border-color:rgba(255,138,0,.55);
  box-shadow:0 0 0 4px rgba(255,138,0,.08);
}
.examples{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.example{
  border:1px solid rgba(255,255,255,.13);
  background:rgba(255,255,255,.05);
  color:rgba(255,255,255,.78);
  border-radius:999px;
  padding:9px 12px;
  font-size:13px;
  cursor:pointer;
}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{
  border:1px solid rgba(255,255,255,.15);
  background:rgba(255,255,255,.07);
  color:#fff;
  border-radius:999px;
  padding:13px 18px;
  cursor:pointer;
}
.btn.primary{
  background:var(--orange);
  border-color:var(--orange);
  color:#000;
  font-weight:900;
  box-shadow:0 18px 44px rgba(255,138,0,.22);
}
.status{
  color:rgba(255,255,255,.58);
  font-size:14px;
  min-height:22px;
}
.analysis{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
  margin-top:20px;
}
.card{
  border:1px solid rgba(255,255,255,.12);
  background:rgba(0,0,0,.25);
  border-radius:22px;
  padding:18px;
}
.card small{
  display:block;
  color:var(--orange);
  font-size:11px;
  letter-spacing:.16em;
  text-transform:uppercase;
  margin-bottom:9px;
}
.card strong{
  display:block;
  font-size:20px;
  margin-bottom:8px;
}
.card p{
  margin:0;
  color:rgba(255,255,255,.58);
  font-size:14px;
  line-height:1.65;
}
.weight{
  margin-top:12px;
  height:8px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  overflow:hidden;
}
.weight i{
  display:block;
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg,#ff8a00,#ffbd72,#fff0cf);
  box-shadow:0 0 18px rgba(255,138,0,.42);
}
.brief{
  margin-top:24px;
  border:1px solid rgba(255,138,0,.28);
  background:rgba(255,138,0,.07);
  border-radius:28px;
  padding:24px;
}
.brief-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
  margin-top:18px;
}
.brief-item{
  border:1px solid rgba(255,255,255,.12);
  background:rgba(0,0,0,.20);
  border-radius:18px;
  padding:14px;
}
.brief-item span{
  display:block;
  color:rgba(255,255,255,.45);
  font-size:11px;
  letter-spacing:.13em;
  text-transform:uppercase;
  margin-bottom:8px;
}
.brief-item b{font-size:15px}
.flow{
  margin-top:28px;
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:12px;
}
.step{
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.04);
  border-radius:22px;
  padding:18px;
}
.step small{
  color:var(--orange);
  letter-spacing:.14em;
  font-size:11px;
}
.step h3{margin:9px 0 8px;font-size:18px}
.step p{margin:0;color:rgba(255,255,255,.56);font-size:13px;line-height:1.6}
.preview{
  min-height:620px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  overflow:hidden;
  position:relative;
}
.preview:before{
  content:"";
  position:absolute;
  inset:auto -90px -140px auto;
  width:360px;
  height:360px;
  border-radius:50%;
  background:rgba(255,138,0,.16);
  filter:blur(70px);
}
.mock{
  position:relative;
  z-index:2;
  border:1px solid rgba(255,255,255,.10);
  background:#000;
  border-radius:30px;
  min-height:390px;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.phone-case{
  width:210px;
  height:330px;
  border-radius:34px;
  background:
    linear-gradient(145deg,rgba(255,138,0,.95),rgba(255,138,0,.56)),
    #ff8a00;
  border:10px solid rgba(0,0,0,.72);
  position:relative;
  box-shadow:
    0 34px 80px rgba(0,0,0,.62),
    0 0 44px rgba(255,138,0,.24);
}
.phone-case:before{
  content:"";
  position:absolute;
  top:22px;
  left:22px;
  width:72px;
  height:72px;
  border-radius:18px;
  background:#090909;
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.08);
}
.phone-case:after{
  content:"";
  position:absolute;
  left:50%;
  top:48%;
  width:110px;
  height:110px;
  transform:translate(-50%,-50%);
  border-radius:50%;
  border:2px solid rgba(0,0,0,.25);
}
.dots{
  position:absolute;
  top:38px;
  left:36px;
  display:grid;
  grid-template-columns:repeat(2,18px);
  gap:10px;
}
.dots i{
  width:18px;height:18px;border-radius:50%;background:#050505;border:1px solid rgba(255,255,255,.18);
}
.result-title{
  position:relative;
  z-index:2;
}
.result-title h2{margin-bottom:10px}
.result-title p{color:var(--muted);line-height:1.75}
.hidden{display:none}
@media(max-width:980px){
  .hero{grid-template-columns:1fr}
  .analysis{grid-template-columns:1fr}
  .brief-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .links{display:none}
}