/* 06 Plum — Midnight Plum */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#130f26;--bg-2:#1a1533;--bg-3:#241c40;--ink:#f4eefe;--muted:#b8a8d4;--faint:#7d6e99;
  --line:rgba(244,238,254,.12);--line-strong:rgba(244,238,254,.2);
  --accent:#b765ff;--accent-2:#d18fff;--accent-dim:rgba(183,101,255,.14);
  --radius:16px;--pad:clamp(20px,4vw,80px);--max:1200px;--header-h:70px;
  --font-display:"Space Grotesk","Noto Sans TC",sans-serif;--font-body:"Noto Sans TC","Space Grotesk",sans-serif;
  --ease:cubic-bezier(.22,1,.36,1);
}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:radial-gradient(900px 500px at 80% -10%,rgba(183,101,255,.16),transparent 50%),var(--bg);color:var(--ink);line-height:1.65}
img{max-width:100%;display:block}a{color:inherit}ul{list-style:none}
.header{position:fixed;inset:0 0 auto;z-index:1000;height:var(--header-h);padding:0 var(--pad);display:flex;align-items:center;justify-content:space-between;background:rgba(19,15,38,.88);backdrop-filter:blur(12px);border-bottom:1px solid transparent}
.header.scrolled{border-bottom-color:var(--line)}
.logo{display:inline-flex;align-items:center;gap:12px;text-decoration:none;font-family:var(--font-display);font-weight:800;font-size:1.35rem;letter-spacing:.04em;text-transform:uppercase}
.logo img{width:28px;height:28px;object-fit:contain;filter:none}.logo-text{font-weight:800;letter-spacing:.06em}
.nav{flex:1;display:flex;justify-content:center}.nav ul{display:flex;flex-wrap:wrap;gap:6px 22px;justify-content:center}
.nav li a{color:var(--muted);text-decoration:none;font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase}
.nav li a:hover{color:var(--ink)}.nav li a::after{display:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border:1px solid transparent;font:700 .82rem/1 var(--font-display);letter-spacing:.08em;text-transform:uppercase;text-decoration:none;cursor:pointer;border-radius:999px;transition:.2s}
.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-2)}.btn-large{padding:16px 28px}
.btn-outline,.btn-ghost,.btn-secondary{background:transparent;color:var(--ink);border-color:var(--line-strong)}.btn-secondary:hover{border-color:var(--accent);color:var(--accent)}
.hero{position:relative;min-height:100vh;display:grid;grid-template-columns:1fr;align-items:end;padding:calc(var(--header-h) + 40px) var(--pad) 72px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(19,15,38,.35) 0%,rgba(19,15,38,.72) 48%,#130f26 100%);z-index:1}
.hero-copy{position:relative;z-index:2;max-width:900px}
.product-preview{position:absolute;inset:0;z-index:0}
.product-preview-wrapper{position:absolute;inset:0;border:0;border-radius:0;background:#000}
.product-preview img{width:100%!important;height:100%!important;margin:0!important;object-fit:cover;opacity:.55;filter:grayscale(.35) contrast(1.1)}
.hero-badge{display:inline-flex;align-items:center;gap:10px;margin-bottom:24px;padding:0;border:0;background:none;color:var(--accent);font-size:.75rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase}
.hero-badge-dot{width:8px;height:8px;background:var(--accent)}
.hero-title{font-family:var(--font-display);font-size:clamp(3rem,8vw,6.2rem);font-weight:800;line-height:.95;letter-spacing:-.03em;text-transform:uppercase;margin-bottom:22px}
.hero-title-gradient{color:var(--ink);display:inline;-webkit-text-fill-color:initial;background:none}
.hero-subtitle{color:var(--muted);font-size:1.05rem;max-width:38em;margin-bottom:32px}
.hero-actions{display:flex;gap:12px}
.features,.showcase,.workflow{padding:clamp(80px,11vw,130px) var(--pad)}
.section-header{max-width:var(--max);margin:0 auto 56px}
.section-tag,.showcase-tag{color:var(--accent);font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px;display:inline-block}
.section-title,.showcase-title{font-family:var(--font-display);font-size:clamp(2rem,4.5vw,3.4rem);font-weight:800;letter-spacing:-.02em;text-transform:uppercase;line-height:1.05;margin-bottom:14px}
.section-subtitle,.showcase-desc{color:var(--muted);max-width:36em}
.features{border-top:1px solid var(--line)}
.features-grid{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.feature-card{padding:36px 28px;border-bottom:1px solid var(--line);border-right:1px solid var(--line);background:transparent}
.feature-card:nth-child(3n){border-right:0}.feature-card:hover{background:var(--accent-dim)}
.feature-icon{width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--line-strong);color:var(--accent);margin-bottom:18px}
.feature-icon svg{width:20px;height:20px}.feature-title{font-family:var(--font-display);font-size:1.05rem;font-weight:800;text-transform:uppercase;letter-spacing:.04em;margin-bottom:10px}
.feature-desc{color:var(--muted);font-size:.92rem}
.showcase-content{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:center;padding:48px 0;border-top:1px solid var(--line)}
.showcase-content.reverse .showcase-text{order:2}.showcase-content.reverse .showcase-image{order:1}
.showcase-list{margin-top:22px;display:grid;gap:14px}.showcase-list li{display:flex;gap:12px}.showcase-list li svg{width:18px;height:18px;color:var(--accent);flex-shrink:0;margin-top:3px}
.showcase-image{aspect-ratio:16/11;overflow:hidden;border:1px solid var(--line);background:#000}
.showcase-image img{width:100%;height:100%;object-fit:cover;filter:grayscale(.2)}
.workflow{background:var(--bg-2);border-top:1px solid var(--line)}
.workflow-steps{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.workflow-step{background:var(--bg-2);padding:32px 24px}.workflow-step::after{display:none}
.workflow-number{font-family:var(--font-display);font-size:3rem;font-weight:800;color:var(--accent);line-height:1;margin-bottom:18px}
.workflow-title{font-family:var(--font-display);font-weight:800;text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}.workflow-desc{color:var(--muted);font-size:.9rem}
.footer{background:#0c0918;border-top:1px solid var(--line);padding:72px var(--pad) 28px}
.footer-content{max-width:var(--max);margin:0 auto 40px;display:flex;justify-content:space-between;gap:48px}
.footer-brand{max-width:420px}.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}.footer-desc{color:var(--muted);font-size:.92rem}
.footer-links{display:flex;gap:64px}.footer-column h4{font-family:var(--font-display);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px}
.footer-column a{color:var(--muted);text-decoration:none}.footer-column a:hover{color:var(--accent)}.footer-column li{margin-bottom:10px}
.footer-bottom{max-width:var(--max);margin:0 auto;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between}
.footer-copyright{color:var(--faint);font-size:.82rem;letter-spacing:.06em;text-transform:uppercase}
.footer-social a{width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--line);color:var(--muted)}.footer-social a svg{width:16px;height:16px}
.container{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.breadcrumbs{padding-top:calc(var(--header-h) + 28px)!important;max-width:var(--max)!important;margin:0 auto!important;padding-left:var(--pad)!important;padding-right:var(--pad)!important;color:var(--faint);font-size:.82rem;letter-spacing:.08em;text-transform:uppercase}
.breadcrumbs a{color:var(--muted);text-decoration:none}.page-title{font-family:var(--font-display);font-size:clamp(2.2rem,5vw,3.4rem);font-weight:800;text-transform:uppercase}
.about-main,.contact-main{padding:calc(var(--header-h) + 24px) 0 80px}.about-section,.contact-section{padding:28px 0;border-bottom:1px solid var(--line)}
.about-section h2{font-family:var(--font-display);text-transform:uppercase;margin-bottom:10px}.about-section p,.feature-list li,.page-desc{color:var(--muted)}
.videos-page{padding:calc(var(--header-h) + 40px) 0 80px}
@media (max-width:1100px){.nav{display:none}.hero{min-height:92vh}.features-grid,.workflow-steps{grid-template-columns:1fr 1fr}.showcase-content,.showcase-content.reverse{grid-template-columns:1fr}.showcase-content.reverse .showcase-text,.showcase-content.reverse .showcase-image{order:initial}}
@media (max-width:720px){.features-grid,.workflow-steps{grid-template-columns:1fr}.footer-content,.footer-bottom{flex-direction:column;gap:20px}}

.header-actions{display:flex;align-items:center;gap:16px}
.lang-switcher{position:relative}
.lang-current{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#fff;border-radius:8px;padding:8px 12px;font-size:14px;cursor:pointer}
.lang-current:hover{background:rgba(255,255,255,.1)}
.lang-dropdown{display:none;position:absolute;right:0;top:calc(100% + 8px);min-width:120px;background:var(--bg-2);border:1px solid rgba(255,255,255,.12);border-radius:10px;padding:6px;z-index:50;box-shadow:0 12px 32px rgba(0,0,0,.35)}
.lang-dropdown.active{display:block}
.lang-option{display:block;width:100%;text-align:left;background:transparent;border:none;color:#d7e4de;padding:8px 10px;border-radius:8px;font-size:14px;cursor:pointer}
.lang-option:hover{background:rgba(183,101,255,.16);color:#fff}