:root{
  --ink:#070b11;
  --ink-2:#0c121b;
  --surface:#111927;
  --line:rgba(255,255,255,.11);
  --text:#eef3f8;
  --muted:#9aa6b6;
  --cyan:#2fd8f5;
  --lime:#cdf83a;
  --accent:var(--cyan);
  --accent-ink:#06121a;

  --font-display:'Clash Display','Noto Sans TC',system-ui,sans-serif;
  --font-body:'Satoshi','Noto Sans TC',system-ui,sans-serif;

  --text-hero:clamp(2.7rem,7.2vw,5.6rem);
  --text-2xl:clamp(1.95rem,4.2vw,3.1rem);
  --text-xl:clamp(1.35rem,2.1vw,1.85rem);
  --text-lg:1.15rem;
  --text-base:1rem;
  --text-sm:.9rem;
  --text-xs:.78rem;

  --pad:clamp(1.25rem,5vw,5.5rem);
  --sec:clamp(4.5rem,9vw,9rem);
  --max:1240px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--ink);color:var(--text);
  font-family:var(--font-body);font-size:var(--text-base);line-height:1.68;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--font-display);font-weight:600;line-height:1.1;margin:0;letter-spacing:-.015em}
em{font-style:normal;color:var(--cyan)}
p{margin:0}
.skip{position:absolute;left:-9999px}
.skip:focus{left:1rem;top:1rem;background:var(--cyan);color:var(--accent-ink);padding:.6rem 1rem;z-index:99}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}

/* BRAND LOCKUP — italic wordmark + lime bolt, as on the machine */
.brand,.foot-brand{display:flex;align-items:center;gap:.3rem}
.brand{margin-right:auto}
.brandtype{
  font-family:var(--font-body);font-weight:900;font-style:italic;
  letter-spacing:.02em;font-size:1.1rem;line-height:1;
}
.bolt{width:.72em;height:1.05em;color:var(--lime);flex:none;transform:translateY(.05em)}
.foot-brand .brandtype{font-size:1.35rem}

/* NAV */
.nav{
  position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:1.5rem;
  padding:.9rem var(--pad);border-bottom:1px solid transparent;
  background:rgba(7,11,17,.74);backdrop-filter:blur(14px);transition:border-color .3s;
}
.nav.scrolled{border-bottom-color:var(--line)}
.links{display:flex;gap:1.5rem;font-size:var(--text-sm);color:var(--muted)}
.links a{transition:color .2s}
.links a:hover{color:var(--cyan)}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--cyan);color:var(--accent-ink);font-weight:700;font-size:var(--text-sm);
  padding:.8rem 1.5rem;border-radius:999px;transition:transform .2s,box-shadow .25s;white-space:nowrap;
  box-shadow:0 0 0 rgba(47,216,245,0);
}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(47,216,245,.28)}
.btn-sm{padding:.6rem 1.15rem;font-size:var(--text-xs)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line);box-shadow:none}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);box-shadow:none}

/* HERO */
.hero{
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);align-items:center;
  padding:clamp(3rem,7vw,6rem) var(--pad) clamp(3rem,6vw,5rem);
  max-width:var(--max);margin:0 auto;position:relative;
}
.hero::before{
  content:"";position:absolute;inset:auto auto 0 -10%;width:60vw;height:60vw;max-width:760px;max-height:760px;
  background:radial-gradient(circle,rgba(47,216,245,.13),transparent 66%);pointer-events:none;z-index:-1;
}
.eyebrow{font-size:var(--text-xs);letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);margin-bottom:1.1rem}
.hero h1{font-size:var(--text-hero);font-weight:700}
.lead{color:var(--muted);font-size:var(--text-lg);max-width:36ch;margin-top:1.5rem}
.cta-row{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:2rem}
.hero-stats{list-style:none;display:flex;gap:2.2rem;flex-wrap:wrap;padding:1.5rem 0 0;margin:3rem 0 0;border-top:1px solid var(--line)}
.hero-stats strong{display:block;font-family:var(--font-display);font-size:1.45rem}
.hero-stats span{font-size:var(--text-xs);color:var(--muted)}
.hero-media{margin:0;position:relative}
.hero-media img{width:100%;height:min(74vh,660px);object-fit:cover;border-radius:22px;border:1px solid var(--line)}
.hero-media figcaption{
  position:absolute;bottom:1rem;left:50%;transform:translateX(-50%);
  font-size:var(--text-xs);letter-spacing:.14em;text-transform:uppercase;color:#dcf6fb;
  background:rgba(7,11,17,.66);backdrop-filter:blur(8px);padding:.45rem 1rem;border-radius:999px;
  border:1px solid rgba(47,216,245,.3);white-space:nowrap;
}

/* MARQUEE */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--ink-2);padding:.85rem 0}
.marquee-track{display:flex;align-items:center;gap:2rem;width:max-content;animation:slide 30s linear infinite}
.marquee-track span{font-family:var(--font-body);font-weight:900;font-style:italic;font-size:1rem;letter-spacing:.08em;color:var(--muted);white-space:nowrap}
.marquee-track i{width:7px;height:7px;background:var(--lime);border-radius:50%;flex:none}
@keyframes slide{to{transform:translateX(-50%)}}

/* SECTIONS */
.section{max-width:var(--max);margin:0 auto;padding:var(--sec) var(--pad)}
.band{background:var(--ink-2);max-width:none;border-block:1px solid var(--line)}
.band>*{max-width:var(--max);margin-inline:auto}
.sec-head{max-width:62ch;margin-bottom:clamp(2.5rem,5vw,4rem)}
.kicker{font-size:var(--text-xs);letter-spacing:.2em;text-transform:uppercase;color:var(--lime);margin-bottom:1rem}
.sec-head h2{font-size:var(--text-2xl)}
.sec-sub{color:var(--muted);margin-top:1.1rem;max-width:54ch}

/* IDEA */
.idea-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem)}
.idea-text .big{font-family:var(--font-display);font-size:var(--text-xl);line-height:1.32;margin-bottom:1.4rem}
.idea-text p+p{margin-top:1rem;color:var(--muted)}
.pillars{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.pillars li{background:var(--ink);padding:1.6rem 1.4rem}
.pillars .num{font-family:var(--font-display);font-size:var(--text-xs);color:var(--cyan);letter-spacing:.1em}
.pillars h3{font-size:var(--text-lg);margin:.5rem 0}
.pillars p{font-size:var(--text-sm);color:var(--muted)}

/* MACHINE */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.machine-shots{display:grid;grid-template-columns:1.25fr .75fr;gap:1rem}
.machine-shots figure{margin:0;position:relative}
.machine-shots img{width:100%;height:min(64vh,560px);object-fit:cover;border-radius:18px;border:1px solid var(--line)}
.machine-shots figure:last-child img{height:min(64vh,560px)}
.specs{margin:0}
.specs div{padding:1.25rem 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:minmax(120px,9.5rem) 1fr;gap:1.2rem}
.specs div:first-child{padding-top:0}
.specs dt{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600}
.specs dd{margin:0;color:var(--muted);font-size:var(--text-sm)}

/* PRODUCTS */
.prod-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.prod-media{margin:0}
.prod-media img{width:100%;height:min(70vh,600px);object-fit:cover;border-radius:20px;border:1px solid var(--line)}
.prod-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:1.6rem 1.8rem}
.prod-list li{border-top:2px solid var(--lime);padding-top:1rem}
.prod-list h3{font-size:var(--text-lg)}
.prod-list p{font-size:var(--text-sm);color:var(--muted);margin-top:.45rem}

/* APP */
.app-grid{display:grid;grid-template-columns:minmax(260px,330px) 1fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.phone-wrap{display:flex;justify-content:center;position:relative}
.phone-wrap::before{content:"";position:absolute;inset:8% 0 8% 0;background:radial-gradient(ellipse at center,rgba(47,216,245,.16),transparent 68%);z-index:0}
.phone{
  position:relative;z-index:1;width:100%;max-width:320px;background:#04080d;border-radius:38px;
  border:1px solid rgba(255,255,255,.16);padding:.55rem;box-shadow:0 28px 70px rgba(0,0,0,.6);
}
.phone-notch{width:38%;height:22px;background:#04080d;border-radius:0 0 14px 14px;position:absolute;top:.55rem;left:50%;transform:translateX(-50%);z-index:3}
.phone-screen{background:linear-gradient(180deg,#0d1622,#080d15);border-radius:32px;padding:2.1rem 1.05rem 1.05rem;overflow:hidden}
.ps-top{display:flex;align-items:center;justify-content:space-between;gap:.5rem}
.ps-hi{font-family:var(--font-display);font-size:1.1rem}
.ps-date{font-size:.66rem;color:var(--muted)}
.ps-avatar{width:30px;height:30px;border-radius:50%;background:rgba(47,216,245,.16);border:1px solid rgba(47,216,245,.4);color:var(--cyan);display:grid;place-items:center;font-size:.75rem;font-weight:700}
.ps-ring-card{margin-top:.9rem;background:rgba(255,255,255,.045);border:1px solid var(--line);border-radius:18px;padding:.9rem;display:flex;align-items:center;gap:.9rem}
.ps-ring{
  --pct:72;width:82px;height:82px;flex:none;border-radius:50%;display:grid;place-items:center;
  background:conic-gradient(var(--cyan) calc(var(--pct)*1%),rgba(255,255,255,.09) 0);
}
.ps-ring-in{width:66px;height:66px;border-radius:50%;background:#0b131d;display:grid;place-items:center;text-align:center;line-height:1.15}
.ps-ring-in strong{font-family:var(--font-display);font-size:1.05rem;color:var(--cyan)}
.ps-ring-in small{font-size:.54rem;color:var(--muted)}
.ps-mini{list-style:none;padding:0;margin:0;display:grid;gap:.4rem;flex:1}
.ps-mini li{display:flex;justify-content:space-between;font-size:.68rem;color:var(--muted);border-bottom:1px dashed rgba(255,255,255,.1);padding-bottom:.25rem}
.ps-mini b{color:var(--text)}
.ps-label{font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:1rem 0 .45rem}
.ps-rec{display:flex;align-items:center;gap:.6rem;background:rgba(205,248,58,.1);border:1px solid rgba(205,248,58,.32);border-radius:14px;padding:.65rem .75rem}
.ps-rec-ic{width:26px;height:26px;border-radius:9px;background:var(--lime);color:#08120a;display:grid;place-items:center;font-weight:900;font-size:.85rem;flex:none}
.ps-rec b{display:block;font-size:.76rem}
.ps-rec span{font-size:.64rem;color:var(--muted)}
.ps-log{list-style:none;padding:0;margin:0;display:grid;gap:.45rem}
.ps-log li{display:flex;align-items:center;gap:.5rem;font-size:.72rem;background:rgba(255,255,255,.04);border-radius:11px;padding:.5rem .6rem}
.ps-log b{font-weight:500;flex:1}
.ps-log em{font-style:normal;color:var(--cyan);font-size:.68rem}
.dot{width:6px;height:6px;border-radius:50%;flex:none}
.dot.cy{background:var(--cyan)}
.dot.lm{background:var(--lime)}
.ps-nav{display:flex;justify-content:space-between;gap:.2rem;margin-top:1rem;padding-top:.65rem;border-top:1px solid var(--line);font-size:.6rem;color:var(--muted)}
.ps-nav .on{color:var(--cyan);font-weight:700}
.app-features{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.feat{background:var(--ink-2);padding:1.5rem 1.4rem}
.feat h3{font-size:var(--text-lg);margin-bottom:.45rem}
.feat p{font-size:var(--text-sm);color:var(--muted)}

/* STEPS */
.steps{list-style:none;padding:0;margin:clamp(2.5rem,5vw,3.5rem) auto 0;display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.steps li{padding:1.6rem 1.3rem;background:var(--ink);border:1px solid var(--line);border-radius:18px}
.step-n{display:inline-flex;align-items:center;justify-content:center;width:2rem;height:2rem;border-radius:50%;background:var(--cyan);color:var(--accent-ink);font-family:var(--font-display);font-weight:700;font-size:var(--text-sm)}
.steps h3{font-size:var(--text-lg);margin:.9rem 0 .5rem}
.steps p{font-size:var(--text-sm);color:var(--muted)}

/* PLANS */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.plan{border:1px solid var(--line);border-radius:20px;padding:1.9rem 1.6rem;background:var(--ink-2);position:relative}
.feat-plan{border-color:rgba(47,216,245,.5);background:linear-gradient(180deg,rgba(47,216,245,.09),transparent 60%)}
.badge{position:absolute;top:-.7rem;left:1.6rem;background:var(--lime);color:#08120a;font-size:.66rem;font-weight:700;padding:.2rem .65rem;border-radius:999px}
.plan h3{font-size:var(--text-lg)}
.price{font-family:var(--font-display);font-size:2.1rem;margin:.5rem 0 1.1rem;line-height:1}
.price small{font-size:.9rem;color:var(--muted);font-family:var(--font-body)}
.plan ul{list-style:none;padding:0;margin:0;display:grid;gap:.6rem}
.plan li{font-size:var(--text-sm);color:var(--muted);padding-left:1.15rem;position:relative}
.plan li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:50%;background:var(--cyan)}

/* VENUES */
.venues{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.venues>div{background:var(--ink);padding:1.7rem 1.4rem}
.venues h3{font-size:var(--text-lg)}
.venues p{font-size:var(--text-sm);color:var(--muted);margin-top:.5rem}

/* CTA */
.cta-panel{
  margin-top:clamp(2.5rem,5vw,4rem);background:linear-gradient(120deg,var(--cyan),#8fe9f7 60%,var(--lime));
  color:var(--accent-ink);border-radius:26px;padding:clamp(2rem,4vw,3.25rem);
  display:grid;grid-template-columns:1.3fr .7fr;gap:2rem;align-items:center;
}
.cta-title{font-size:var(--text-2xl)}
.cta-panel p{margin-top:.9rem;max-width:46ch;font-weight:500}
.cta-actions{display:flex;flex-direction:column;gap:.7rem}
.cta-panel .btn{background:#070b11;color:var(--text);box-shadow:none}
.cta-panel .btn:hover{box-shadow:0 10px 28px rgba(0,0,0,.28)}
.cta-panel .btn-ghost{background:transparent;color:var(--accent-ink);border:1px solid rgba(6,18,26,.45)}
.cta-panel .btn-ghost:hover{background:rgba(6,18,26,.08);color:var(--accent-ink);border-color:var(--accent-ink)}

/* FOOTER */
.foot{border-top:1px solid var(--line);padding:clamp(2.5rem,5vw,3.5rem) var(--pad);max-width:var(--max);margin:0 auto;display:grid;gap:1.4rem}
.foot-brand{flex-wrap:wrap}
.foot-tag{font-size:var(--text-sm);color:var(--muted);margin-left:.7rem}
.foot-links{display:flex;gap:1.4rem;flex-wrap:wrap;font-size:var(--text-sm);color:var(--muted)}
.foot-links a:hover{color:var(--cyan)}
.fine{font-size:var(--text-xs);color:#6d7886}

/* REVEAL */
.reveal{opacity:0;transform:translateY(22px)}
.reveal.in{opacity:1;transform:none;transition:opacity .7s ease,transform .7s cubic-bezier(.22,1,.36,1)}
@media (prefers-reduced-motion:reduce){
  .reveal,.reveal.in{opacity:1;transform:none;transition:none}
  .marquee-track{animation:none}
}

/* RESPONSIVE */
@media (max-width:1080px){
  .links{display:none}
  .hero{grid-template-columns:1fr}
  .hero-media img{height:min(56vh,460px)}
  .idea-grid,.split,.prod-grid,.app-grid{grid-template-columns:1fr}
  .steps,.venues{grid-template-columns:1fr 1fr}
  .plans{grid-template-columns:1fr}
  .cta-panel{grid-template-columns:1fr}
  .machine-shots img{height:min(52vh,420px)}
}
@media (max-width:620px){
  .pillars,.prod-list,.app-features{grid-template-columns:1fr}
  .steps,.venues{grid-template-columns:1fr}
  .machine-shots{grid-template-columns:1fr}
  .specs div{grid-template-columns:1fr;gap:.35rem}
  .hero-stats{gap:1.5rem}
  .foot-tag{margin-left:0;flex-basis:100%}
}

/* LANGUAGE SWITCH */
.lang{
  display:inline-flex;align-items:center;gap:.3rem;background:transparent;cursor:pointer;
  border:1px solid var(--line);border-radius:999px;padding:.45rem .8rem;
  color:var(--muted);font-family:var(--font-body);font-size:var(--text-xs);font-weight:700;
  transition:border-color .2s,color .2s;
}
.lang:hover{border-color:var(--cyan);color:var(--text)}
.lang-on{color:var(--cyan)}
.lang-sep{opacity:.45;font-weight:400}

/* English typography: slightly tighter display leading, looser body measure */
.is-en h1,.is-en h2{letter-spacing:-.025em}
.is-en .lead{max-width:40ch}
.is-en .brandtype{letter-spacing:.02em}
@media (max-width:1080px){ .lang{margin-left:auto} }
.is-en h1{letter-spacing:-.005em;word-spacing:.12em}
.is-en h2,.is-en .cta-title{letter-spacing:-.015em;word-spacing:.04em}
.is-en .idea-text .big{word-spacing:.03em}

/* CONTACT */
.foot-contact{display:flex;gap:1.4rem;flex-wrap:wrap;font-size:var(--text-sm)}
.foot-contact a{color:var(--cyan);transition:opacity .2s}
.foot-contact a:hover{opacity:.75}
.cta-contact{margin-top:.55rem;font-size:var(--text-xs);font-weight:600;line-height:1.5}
.cta-contact a{text-decoration:underline;text-underline-offset:2px}

/* MERGED RANGE BLOCK */
.range-block{margin-top:clamp(3.5rem,7vw,6rem);padding-top:clamp(2.5rem,5vw,4rem);border-top:1px solid var(--line);scroll-margin-top:6rem}
.range-title{font-family:var(--font-display);font-size:var(--text-xl);font-weight:600;letter-spacing:-.01em;margin:0 0 clamp(1.75rem,3vw,2.5rem)}