:root{--bg:#ffffff;--bg-alt:#f7f5ff;--surface:#ffffff;--text:#1f2033;--muted:#6a6b7f;--brand:#6c63ff;--accent:#b6a8ff;--warn:#ffb74d}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Ubuntu,"Noto Sans TC","PingFang HK","Heiti TC",Arial,sans-serif;background:linear-gradient(180deg,var(--bg),var(--bg-alt));color:var(--text);line-height:1.6;padding-bottom:env(safe-area-inset-bottom)}
.container{max-width:1080px;margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;background:rgba(255,255,255,.9);backdrop-filter:saturate(1.1) blur(6px);border-bottom:1px solid rgba(0,0,0,.06);z-index:10}
.header-content{display:flex;align-items:center;justify-content:space-between;height:64px}
.header-content{position:relative}
.menu-toggle{display:none}
.brand{color:var(--text);text-decoration:none;font-weight:600;letter-spacing:.2px}
.nav a{color:var(--muted);text-decoration:none;margin-left:18px}
.nav a:hover{color:#4b3fff}
.hero{position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-120px -40px auto -40px;height:280px;background:radial-gradient(290px 160px at 20% 20%,rgba(108,99,255,.25),transparent),radial-gradient(320px 160px at 80% 20%,rgba(182,168,255,.25),transparent);filter:blur(20px);animation:blobMove 18s ease-in-out infinite}
.hero{padding:72px 0;background:radial-gradient(900px 360px at 50% -50%,rgba(108,99,255,.18),transparent)}
.hero.sub{padding:56px 0}
.hero h1{font-size:2.2rem;margin:0 0 10px}
.hero p{margin:0 0 18px;color:#5a5b70}
.hero-actions{display:flex;gap:12px}
.hero-illustration{display:block;width:100%;max-width:720px;margin:0 auto 16px;border-radius:14px;border:1px solid rgba(0,0,0,.08);box-shadow:0 10px 22px rgba(0,0,0,.06)}
.btn{display:inline-block;padding:10px 16px;border-radius:8px;border:1px solid rgba(0,0,0,.1);color:var(--text);text-decoration:none;background-color:#fff}
.btn.primary{background:linear-gradient(180deg,#7a72ff,#5f55ff);border-color:transparent;color:#fff}
.btn.primary{position:relative;overflow:hidden}
.btn.primary::after{content:"";position:absolute;top:0;left:-40%;width:40%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent);transform:skewX(-20deg);animation:shine 3s linear infinite}
.section{padding:48px 0}
.section.alt{background:linear-gradient(180deg,rgba(108,99,255,.06),transparent)}
.grid-2{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}
#about .grid-2{grid-template-columns:1fr 1fr}
#vision .grid-2{grid-template-columns:1fr 1fr}
#features .grid-2{grid-template-columns:1fr 1fr}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:12px;padding:16px}
.card h3{margin:0 0 8px}
.card{transition:transform .25s ease,box-shadow .25s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 10px 22px rgba(0,0,0,.08)}
.app-list{display:grid;grid-template-columns:1fr;gap:14px}
.app-item{display:flex;align-items:center;justify-content:space-between;padding:16px;border-radius:12px;text-decoration:none;color:var(--text);background:#fff;border:1px solid rgba(0,0,0,.08)}
.app-item:hover{border-color:rgba(108,99,255,.5)}
.app-item{transition:transform .25s ease,box-shadow .25s ease}
.app-item:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(0,0,0,.06)}
.tag{padding:6px 10px;border-radius:20px;background-color:rgba(108,99,255,.14);color:#3a2cff;font-size:.85rem;white-space:nowrap;flex-shrink:0}
.tag.warn{background-color:rgba(255,183,77,.25);color:#9a6500}
.features{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.feature{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:12px;padding:16px}
.feature{transition:transform .25s ease,box-shadow .25s ease}
.feature:hover{transform:translateY(-3px);box-shadow:0 8px 18px rgba(0,0,0,.06)}
.contact{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.contact-list{list-style:none;padding:0;margin:0}
.contact-list li{display:flex;gap:14px;align-items:center;padding:10px 0;border-bottom:1px dashed rgba(0,0,0,.08)}
.contact-list span{width:80px;color:var(--muted)}
.faq{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.qa{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:12px;padding:16px}
.qa{transition:transform .25s ease,box-shadow .25s ease}
.qa:hover{transform:translateY(-3px);box-shadow:0 8px 18px rgba(0,0,0,.06)}
.timeline{display:grid;grid-template-columns:1fr;gap:14px}
.time-item{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:12px;padding:16px}
.time-item{transition:transform .25s ease,box-shadow .25s ease}
.time-item:hover{transform:translateY(-3px);box-shadow:0 8px 18px rgba(0,0,0,.06)}
.mt{margin-top:16px}
.site-footer{border-top:1px solid rgba(0,0,0,.06);background:#fff}
.footer-content{display:flex;align-items:center;justify-content:space-between;height:64px;padding:0 4px}
.footer-links a{color:var(--muted);text-decoration:none;margin-left:18px}
.footer-links a:hover{color:#4b3fff}
.hero-icon{animation:pulse 3s ease-in-out infinite}
.float{animation:float 6s ease-in-out infinite}
.tilt{will-change:transform}
.parallax{will-change:transform}
.anim{opacity:0;transform:translateY(12px) scale(.98);transition:opacity .5s ease,transform .6s cubic-bezier(.2,.7,.2,1)}
.anim.is-visible{opacity:1;transform:translateY(0) scale(1)}
.fade-in{transform:none}
.scale-in{transform:scale(.96)}
@media (max-width:900px){.grid-2{grid-template-columns:1fr}.cards{grid-template-columns:1fr}.features{grid-template-columns:1fr}.faq{grid-template-columns:1fr}.contact{grid-template-columns:1fr}}

.brand-inner{display:flex;align-items:center;gap:10px}
.brand-img{height:28px;width:auto;border-radius:6px}
.brand-name{font-weight:600}
.app-item .left{display:flex;align-items:center;gap:14px}
.app-icon{height:44px;width:44px;border-radius:10px;flex-shrink:0}
.hero-icon{height:64px;width:64px;border-radius:14px;margin-bottom:10px}
.screenshots{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.shot{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:12px;padding:10px}
.shot img{display:block;width:100%;height:auto;border-radius:8px}
@media (max-width:900px){.screenshots{grid-template-columns:1fr}}

.slider{max-width:760px;margin:0 auto}
.section#gallery .slider{max-width:380px}
.slider-viewport{overflow:hidden;border-radius:12px;border:1px solid rgba(0,0,0,.08);background:#fff;box-shadow:0 10px 22px rgba(0,0,0,.06);touch-action:pan-y}
.slider-track{display:flex;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.slide{min-width:100%}
.slide img{display:block;width:100%;height:auto}
.slider img{-webkit-user-drag:none;user-select:none}
.slider-nav{display:flex;align-items:center;justify-content:center;margin-top:10px}
.slider-viewport{position:relative}
.slider-viewport .slider-prev,.slider-viewport .slider-next{position:absolute;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:999px;border:1px solid rgba(0,0,0,.12);background:rgba(255,255,255,.85);box-shadow:0 8px 18px rgba(0,0,0,.08);display:grid;place-items:center;color:#1f2033}
.slider-viewport .slider-prev{left:6px}
.slider-viewport .slider-next{right:6px}
.slider-viewport .slider-prev::before{content:'\2039';font-size:20px;line-height:1}
.slider-viewport .slider-next::before{content:'\203A';font-size:20px;line-height:1}
.slider-viewport .slider-prev:hover,.slider-viewport .slider-next:hover{background:#fff;border-color:rgba(108,99,255,.6)}
@media (max-width:900px){.slider-viewport .slider-prev,.slider-viewport .slider-next{width:32px;height:32px}.slider-viewport .slider-prev::before,.slider-viewport .slider-next::before{font-size:18px}}
.slider-dots{display:flex;align-items:center;gap:8px}
.slider-dots .dot{width:8px;height:8px;border-radius:50%;background:rgba(108,99,255,.3);border:0}
.slider-dots .dot.active{background:#6c63ff}

.slider-viewport{position:relative}
.slider-viewport .slider-prev,.slider-viewport .slider-next{position:absolute;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:999px;border:1px solid rgba(0,0,0,.12);background:rgba(255,255,255,.92);box-shadow:0 8px 18px rgba(0,0,0,.08);display:grid;place-items:center;color:#1f2033;z-index:2}
.slider-viewport .slider-prev{left:6px}
.slider-viewport .slider-next{right:6px}
.slider-viewport .slider-prev::before{content:'\2039';font-size:20px;line-height:1}
.slider-viewport .slider-next::before{content:'\203A';font-size:20px;line-height:1}
.slider-viewport .slider-prev:hover,.slider-viewport .slider-next:hover{background:#fff;border-color:rgba(108,99,255,.6)}
@media (max-width:900px){.slider-viewport .slider-prev,.slider-viewport .slider-next{width:32px;height:32px}.slider-viewport .slider-prev::before,.slider-viewport .slider-next::before{font-size:18px}}

.slider{position:relative}
.slider .slider-prev,.slider .slider-next{position:absolute;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:999px;border:1px solid rgba(0,0,0,.12);background:rgba(255,255,255,.92);box-shadow:0 8px 18px rgba(0,0,0,.08);display:grid;place-items:center;color:#1f2033;z-index:3}
.slider .slider-prev{left:-45px}
.slider .slider-next{right:-45px}
.slider .slider-prev::before{content:'\2039';font-size:20px;line-height:1}
.slider .slider-next::before{content:'\203A';font-size:20px;line-height:1}
@media (max-width:900px){.slider .slider-prev{left:-25px;width:32px;height:32px}.slider .slider-next{right:-25px;width:32px;height:32px}}

@keyframes blobMove{0%{transform:translateY(0) scale(1)}50%{transform:translateY(20px) scale(1.04)}100%{transform:translateY(0) scale(1)}}
@keyframes shine{0%{left:-40%}100%{left:140%}}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}
@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-6px)}100%{transform:translateY(0)}}
.hero-illustration{display:block;width:100%;max-width:360px;margin:0 auto 16px;border-radius:14px;border:1px solid rgba(0,0,0,.08);box-shadow:0 10px 22px rgba(0,0,0,.06)}
.hero.split .hero-content{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}
.hero.split .hero-left{padding-right:8px}
.hero.split .hero-right{display:flex;justify-content:flex-end}
@media (max-width:900px){.hero.split .hero-content{grid-template-columns:1fr}.hero.split .hero-right{justify-content:center}.hero-illustration{max-width:300px}}
@media (max-width:600px){.container{padding:0 14px}.section{padding:36px 0}.hero{padding:48px 0}.hero h1{font-size:1.6rem}.hero p{font-size:.95rem;line-height:1.7}.brand-name{font-size:.95rem}.nav a{margin-left:12px;font-size:.9rem}.app-icon{height:36px;width:36px}.app-item .left{gap:10px}.card,.feature,.qa,.time-item{padding:14px}.section#gallery .slider{max-width:320px}.hero-illustration{max-width:280px}}
@media (max-width:600px){main{padding-bottom:80px}}
@media (max-width:600px){.tag{font-size:.78rem;padding:4px 8px}}
@media (max-width:600px){
  .header-content{flex-wrap:nowrap;height:56px}
  .brand-inner{gap:8px}
  .brand-img{height:24px}
  .menu-toggle{display:block;appearance:none;border:1px solid rgba(0,0,0,.12);background:rgba(255,255,255,.95);color:#1f2033;border-radius:8px;width:36px;height:32px;display:grid;place-items:center}
  .menu-toggle::before{content:'\2630';font-size:18px;line-height:1}
  .nav{display:none;position:absolute;top:64px;right:20px;background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:12px;box-shadow:0 10px 22px rgba(0,0,0,.12);padding:10px;min-width:180px}
  .nav.is-open{display:block}
  .nav a{display:block;margin:6px 0;color:#1f2033}
}

@media (max-width:600px){
  .footer-content{flex-direction:column;height:auto;gap:8px}
  .footer-links{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
  .footer-links a{margin-left:0;font-size:.9rem;padding:6px 10px;border:1px solid rgba(0,0,0,.08);border-radius:10px;background:#fff;white-space:nowrap}
}