:root{color-scheme:light;--guide-bg: #f4f7fb;--guide-surface: #ffffff;--guide-soft: #eef2ff;--guide-ink: #111827;--guide-text: #334155;--guide-muted: #64748b;--guide-border: #dbe3ef;--guide-accent: #4f46e5;--guide-accent-strong: #3730a3;--guide-navy: #111b4d;--guide-light: #f9dc4a;--guide-shadow: 0 18px 48px rgba(15, 23, 42, .08)}html{background:var(--guide-bg)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Hiragino Sans,Noto Sans JP,sans-serif;background:radial-gradient(circle at 50% -120px,rgba(249,220,74,.22),transparent 250px),linear-gradient(180deg,#111b4d14,#4f46e500 320px),var(--guide-bg);color:var(--guide-text);line-height:1.65}.guide-container{max-width:1040px;margin:0 auto;padding:28px 24px 72px}.guide-header{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:14px 0;margin-bottom:34px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.header-content{display:flex;align-items:center;gap:14px;min-width:0}.logo{width:48px;height:48px;border-radius:12px;box-shadow:0 10px 24px #111b4d38}h1{font-size:24px;line-height:1.1;margin:0;color:var(--guide-ink);letter-spacing:0}.guide-kicker{margin:5px 0 0;color:var(--guide-muted);font-size:13px}.lang-switch{display:flex;gap:4px;background:#ffffffc7;padding:4px;border-radius:999px;border:1px solid var(--guide-border);box-shadow:0 8px 22px #0f172a0f}.lang-switch button{background:transparent;border:none;color:var(--guide-muted);padding:7px 13px;border-radius:999px;cursor:pointer;font-size:13px;font-weight:700;transition:background .18s,color .18s}.lang-switch button.active{background:var(--guide-accent);color:#fff}.guide-main{display:flex;flex-direction:column;gap:36px}.features-list{display:flex;flex-direction:column;gap:28px}.release-intro{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 190px;align-items:center;gap:28px;overflow:hidden;background:var(--guide-surface);border:1px solid rgba(219,227,239,.8);border-radius:22px;padding:34px;box-shadow:var(--guide-shadow)}.release-intro:before{content:"";position:absolute;right:48px;top:-70px;width:140px;height:290px;background:linear-gradient(180deg,#f9dc4a57,#f9dc4a00);transform:skew(-13deg);pointer-events:none}.intro-copy{position:relative;z-index:1}.release-intro h2{max-width:720px;font-size:40px;line-height:1.15;font-weight:800;margin:0 0 16px;color:var(--guide-ink);letter-spacing:0}.release-intro p{max-width:760px;font-size:16px;color:var(--guide-text);margin:0}.intro-brand-mark{position:relative;z-index:1;justify-self:end;display:grid;place-items:center;width:174px;height:174px}.intro-brand-mark:before{content:"";position:absolute;inset:8px;border-radius:999px;background:radial-gradient(circle,rgba(249,220,74,.34),transparent 58%),var(--guide-navy);box-shadow:0 26px 58px #111b4d3d}.intro-brand-mark img{position:relative;width:142px;height:142px;border-radius:32px;filter:drop-shadow(0 20px 26px rgba(17,27,77,.2))}.guide-pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.guide-pill-row span{display:inline-flex;align-items:center;min-height:30px;padding:0 12px;border-radius:999px;background:var(--guide-soft);color:var(--guide-accent-strong);font-size:13px;font-weight:700}.guide-note{position:relative;z-index:1;margin-top:14px;padding:12px 14px;border:1px solid #bfdbfe;border-radius:10px;background:#eff6ff;color:#1e3a8a;font-size:14px;line-height:1.6}.feature-section,.shortcuts-section{position:relative;overflow:hidden;background:var(--guide-surface);border:1px solid rgba(219,227,239,.9);border-radius:18px;padding:28px;box-shadow:0 12px 32px #0f172a0d}.feature-section:after,.shortcuts-section:after{content:"";position:absolute;right:18px;top:18px;width:58px;height:58px;background:url(/icons/icon128.png) center / contain no-repeat;opacity:.045;pointer-events:none}.feature-section h3,.shortcuts-section h3{position:relative;z-index:1;font-size:23px;font-weight:800;margin:0 0 12px;color:var(--guide-ink);display:flex;align-items:center;gap:10px;letter-spacing:0}.feature-section p{position:relative;z-index:1;font-size:15.5px;line-height:1.75;color:var(--guide-text);margin:0 0 18px}.feature-media-block{z-index:1;width:100%;margin:18px 0 0;background:#f8fafc;border-radius:14px;border:1px solid var(--guide-border);overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center;min-height:260px;box-shadow:inset 0 0 0 1px #ffffffb3}.feature-media-block.placeholder{color:var(--guide-muted);text-align:center;padding:32px;border:1px dashed #cbd5e1;box-sizing:border-box}.feature-media-block img{width:100%;height:auto;display:block}.media-pair{position:relative;z-index:1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:16px}.media-pair .feature-media-block{margin:0;min-height:190px}.behavior-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0 4px}.behavior-grid div{border:1px solid var(--guide-border);background:#f8fafc;border-radius:12px;padding:13px 14px}.behavior-grid strong{display:block;color:var(--guide-ink);font-size:14px;margin-bottom:4px}.behavior-grid span{display:block;color:var(--guide-muted);font-size:12.5px;line-height:1.45}.feature-divider,.divider{display:none}.shortcut-badge{display:inline-flex;align-items:center;justify-content:center;min-width:24px;min-height:24px;padding:0 8px;border-radius:7px;background:#eef2ff;color:var(--guide-accent-strong);border:1px solid #c7d2fe;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:12px;font-weight:800}.table-container{position:relative;z-index:1;overflow-x:auto;border:1px solid var(--guide-border);border-radius:14px}table{width:100%;border-collapse:collapse;text-align:left;font-size:14px;background:#fff}th,td{padding:13px 16px;border-bottom:1px solid #edf2f7;vertical-align:top}tr:last-child td{border-bottom:none}th{font-weight:800;color:var(--guide-ink);background:#f8fafc}td{color:var(--guide-text)}td[colspan="2"]{background:#f8fafc}code{background:#eef2ff;color:var(--guide-accent-strong);border:1px solid #c7d2fe;padding:2px 6px;border-radius:6px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:12px;font-weight:700}@media(max-width:820px){.guide-container{padding:20px 14px 52px}.guide-header{position:static;align-items:flex-start;flex-direction:column}.release-intro,.feature-section,.shortcuts-section{padding:22px;border-radius:16px}.release-intro{grid-template-columns:1fr}.release-intro h2{font-size:31px}.intro-brand-mark{justify-self:start;width:132px;height:132px}.intro-brand-mark img{width:108px;height:108px;border-radius:24px}.behavior-grid,.media-pair{grid-template-columns:1fr}.feature-media-block{min-height:180px}}