:root{--bg:#f7f8f9;--bg-soft:#f0f1f3;--card:#fff;--text:#37352f;--text-2:#787774;--line:#e8eaed;--line-strong:#d9dce0;--accent:#8a67ab;--accent-deep:#6b4f92;--accent-soft:#f0ebf6;--warn-bg:#fdecdc;--warn-fg:#b3552f;--shot-a:#ece7f3;--shot-b:#f6f3fa;--shadow:0 18px 50px #37352f29;--icon-shadow:0 18px 25px #37352f2e}@media (prefers-color-scheme:dark){:root{--bg:#18191b;--bg-soft:#1c1d20;--card:#1f2124;--text:#e6e6e5;--text-2:#9b9a97;--line:#2a2c30;--line-strong:#34373c;--accent:#a084c7;--accent-deep:#c9b3ec;--accent-soft:#2c2733;--warn-bg:#3c2417;--warn-fg:#f0a884;--shot-a:#26232d;--shot-b:#2e2a36;--shadow:0 18px 50px #0000008c;--icon-shadow:0 18px 25px #0000008c}}*{box-sizing:border-box;margin:0}body{background:var(--bg);color:var(--text);font:15px/1.6 -apple-system,PingFang SC,Hiragino Sans,system-ui,sans-serif}a{color:inherit}.wrap{max-width:1080px;margin:0 auto;padding:0 24px}.site-header{z-index:20;background:color-mix(in srgb, var(--bg) 88%, transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);position:sticky;top:0}.bar{align-items:center;gap:22px;height:58px;display:flex}.brand{align-items:center;gap:10px;font-size:16px;font-weight:700;text-decoration:none;display:flex}.brand img{border-radius:7px;width:28px;height:28px}.nav-links{color:var(--text-2);gap:18px;margin-left:auto;font-size:14px;display:flex}.nav-links a{text-decoration:none}.nav-links a:hover{color:var(--accent)}.lang{border:1px solid var(--line-strong);border-radius:8px;display:inline-flex;overflow:hidden}.lang a{color:var(--text-2);padding:4px 10px;font-size:13px;text-decoration:none}.lang a:hover{color:var(--text);background:var(--bg-soft)}.lang a.on{background:var(--accent-soft);color:var(--accent);font-weight:600}.btn{font:inherit;cursor:pointer;white-space:nowrap;border:1px solid #0000;border-radius:10px;align-items:center;gap:8px;padding:12px 22px;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:var(--accent);color:var(--card)}.btn-primary:hover{background:var(--accent-deep)}.btn-ghost{border-color:var(--line-strong);background:var(--card);color:var(--text)}.btn-ghost:hover{border-color:var(--accent);background:var(--accent-soft)}.btn-sm{padding:7px 16px;font-size:14px}.pill{background:var(--warn-bg);color:var(--warn-fg);vertical-align:middle;border-radius:999px;padding:2px 9px;font-size:12px;font-weight:700;display:inline-block}.hero{text-align:center;padding-block:72px 40px}.hero .icon{width:112px;height:112px;filter:drop-shadow(var(--icon-shadow))}.hero h1{letter-spacing:-.01em;margin:22px 0 12px;font-size:44px;line-height:1.15}.hero .lede{color:var(--text-2);max-width:720px;margin:0 auto 28px;font-size:18px}.cta{flex-direction:column;align-items:center;gap:10px;display:flex}.cta .meta{color:var(--text-2);font-size:13px}.cta .beta-note{color:var(--warn-fg);max-width:520px;font-size:13px}.cta .alt{color:var(--text-2);font-size:13px}.cta .alt a{color:var(--accent)}.shot{border:1px solid var(--line-strong);background:linear-gradient(135deg, var(--shot-a), var(--shot-b));box-shadow:var(--shadow);border-radius:14px;flex-direction:column;display:flex;overflow:hidden}.shot .chrome{background:var(--card);border-bottom:1px solid var(--line);align-items:center;gap:6px;height:28px;padding:0 12px;display:flex}.shot .chrome i{background:var(--line-strong);border-radius:50%;width:10px;height:10px}.shot img{width:100%;height:auto;display:block}.hero .shot{max-width:960px;margin:48px auto 0}.section{padding:64px 0}.section.soft{background:var(--bg-soft)}.sec-title{text-align:center;margin-bottom:8px;font-size:28px}.sec-title.alone{margin-bottom:36px}.sec-sub{color:var(--text-2);text-align:center;margin-bottom:36px}.deck{max-width:1240px;margin:0 auto;padding:0 24px;position:relative}.deck-pin{grid-template-columns:minmax(0,.36fr) minmax(0,1fr);align-items:center;gap:40px;height:calc(100svh - 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