:root{color-scheme:light;--ink:#061e42;--text:#2f3b55;--muted:#5b6781;--line:#dfe4ec;--gray:#f1f4f8;--pale:#d8eafc;--blue:#1a56db;--paper:#fff;--font:system-ui, -apple-system, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", "Meiryo", sans-serif;--container:1120px;--container-narrow:720px;--gutter:clamp(20px, 5vw, 40px);--radius:20px;--fs-body:1rem;--fs-small:.875rem;--fs-lead:1.125rem;--fs-item:1.375rem;--fs-h1:clamp(2.5rem, 1.75rem + 3vw, 4rem)}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--paper);color:var(--text);font-family:var(--font);font-size:var(--fs-body);letter-spacing:.02em;line-break:strict;overflow-wrap:break-word;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;line-height:1.85}html:lang(en) body{letter-spacing:0;line-height:1.65}h1,h2,p,ul{margin:0}h1,h2{color:var(--ink);font-feature-settings:"palt";word-break:keep-all;overflow-wrap:anywhere;font-weight:800;line-height:1.4}html:lang(en) :is(h1,h2){letter-spacing:-.01em;text-wrap:balance}a{color:inherit}img,svg{max-width:100%;display:block}img{height:auto}:focus-visible{outline:2px solid var(--blue);outline-offset:3px}.container{width:min(100% - 2 * var(--gutter), var(--container));margin-inline:auto}.container-narrow{width:min(100% - 2 * var(--gutter), var(--container-narrow));margin-inline:auto}@media (width>=400px){.chunk{display:inline-block}}.nowrap{white-space:nowrap}.icon{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;flex:none;width:1.25em;height:1.25em}.skip-link{z-index:10;background:var(--ink);color:#fff;border-radius:8px;padding:8px 16px;font-weight:700;text-decoration:none;position:absolute;top:12px;left:12px;transform:translateY(-200%)}.skip-link:focus{transform:none}.header-inner{justify-content:space-between;align-items:center;gap:16px;min-height:80px;display:flex}.logo{color:var(--ink);letter-spacing:-.01em;white-space:nowrap;flex:none;align-items:center;gap:4px;font-size:1.25rem;font-weight:800;line-height:1;text-decoration:none;display:inline-flex}.logo img{width:2em;height:2em;margin-left:-.25em}.header-brand{align-items:center;gap:16px;display:flex}.header-tagline{border-left:1px solid var(--line);color:var(--muted);font-size:var(--fs-small);padding-left:16px;font-weight:600;line-height:1.4}@media (width<=959px){.header-tagline{display:none}}.lang-switch{border:2px solid var(--ink);font-size:var(--fs-small);border-radius:999px;flex:none;padding:3px;font-weight:700;line-height:1;display:inline-flex}.lang-switch a{color:var(--ink);border-radius:999px;padding:7px 14px;text-decoration:none;transition:background-color .15s}.lang-switch a:hover{background:#061e4214}.lang-switch a[aria-current]{background:var(--ink);color:#fff}@media (width<=359px){.header-inner{gap:8px}.site-header .logo{font-size:1.125rem}.lang-switch a{padding:7px 9px}}.hero{padding-block:clamp(24px,5vw,64px) clamp(56px,8vw,104px)}.hero-inner{align-items:center;gap:32px;display:grid}@media (width>=960px){.hero-inner{grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:48px}}.eyebrow{color:var(--ink);font-size:var(--fs-small);letter-spacing:.28em;text-transform:uppercase;margin-bottom:20px;font-weight:700;line-height:1.4}.hero-title{font-size:var(--fs-h1);letter-spacing:.04em;line-height:1.3}html:lang(en) .hero-title{letter-spacing:-.02em;font-size:clamp(2.25rem,1.4rem + 2.2vw,3.25rem);line-height:1.12}.hero-lead{font-size:var(--fs-lead);word-break:auto-phrase;margin-top:24px}.btn-store{background:var(--ink);color:#fff;font-feature-settings:"palt";border-radius:999px;align-items:center;gap:10px;min-height:56px;margin-top:36px;padding:0 26px 0 12px;font-weight:700;line-height:1.3;text-decoration:none;transition:transform .15s,box-shadow .15s;display:inline-flex;box-shadow:0 10px 24px -12px #061e428c}.btn-store:hover{transform:translateY(-2px);box-shadow:0 16px 28px -12px #061e4299}.btn-icon{flex:none;width:40px;height:40px}.btn-free{opacity:.8;font-weight:500}.btn-store .icon{stroke-width:2px;transition:transform .15s}.btn-store:hover .icon{transform:translate(3px)}.hero-art{width:100%;max-width:600px;height:auto;margin-inline:auto;overflow:visible}.ha-window{fill:var(--paper);stroke:var(--ink);stroke-width:2.5px}.ha-line{fill:none;stroke:var(--ink);stroke-width:2.2px;stroke-linecap:round;stroke-linejoin:round}.ha-omnibox{fill:var(--gray)}.ha-rule{stroke:var(--line);stroke-width:2px}.ha-bar{fill:#dfe5ee}.ha-bar-sub{fill:#ebeff5}.ha-bit{fill:#b8c3d3}.ha-particle{fill:var(--ink)}.ha-timer{fill:var(--paper);stroke:var(--ink);stroke-width:3px}.ha-timer-hand{stroke-width:3px}@media (prefers-reduced-motion:no-preference){.ha-cat{animation:5s ease-in-out infinite alternate ha-float}.ha-particle,.ha-bit{animation:ha-fade 4s ease-in-out infinite var(--delay)}}@media (prefers-reduced-motion:reduce){.btn-store,.btn-store .icon,.lang-switch a{transition:none}.btn-store:hover,.btn-store:hover .icon{transform:none}}@keyframes ha-float{to{transform:translateY(-8px)}}@keyframes ha-fade{50%{opacity:.15}}.features{padding-bottom:clamp(28px,4vw,40px)}.feature-list{gap:16px;padding:0;list-style:none;display:grid}.feature{border-radius:var(--radius);background:var(--gray);padding:clamp(24px,3vw,36px)}.feature-icon{width:56px;height:56px;margin-bottom:20px}@media (width>=640px) and (width<=1079px){.feature{grid-template-columns:56px minmax(0,1fr);column-gap:28px;display:grid}.feature-icon{grid-row:span 2;margin-bottom:0}}@media (width>=1080px){.feature-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}}.feature-title{font-size:var(--fs-item);margin-bottom:8px}.feature p{word-break:auto-phrase}.fi-face,.fi-ear,.fi-lock,.fi-line{stroke:var(--ink);stroke-width:2px;stroke-linecap:round;stroke-linejoin:round}.fi-face{fill:var(--paper)}.fi-ear,.fi-lock{fill:var(--pale)}.fi-line{fill:none}.status-icon{display:block;position:relative}.status-icon img{width:60px;max-width:none;height:60px;margin:-2px}.status-badge{border:2px solid var(--gray);background:var(--blue);color:#fff;letter-spacing:.02em;border-radius:5px;padding:1px 4px;font-size:.625rem;font-weight:800;line-height:1.3;position:absolute;bottom:3px;right:0}.notes{color:var(--muted);font-size:var(--fs-small);padding-bottom:clamp(64px,9vw,120px)}.notes-title{font-size:inherit;line-height:1.8}.notes p{word-break:auto-phrase}.site-footer{border-top:1px solid var(--line);color:var(--muted);font-size:var(--fs-small);padding-block:48px 40px;line-height:1.8}.footer-top{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:24px 48px;display:flex}.footer-brand .logo{margin-bottom:12px;font-size:1.125rem}.footer-brand a:not(.logo),.footer-links a{color:var(--ink);text-underline-offset:3px}.footer-links{flex-wrap:wrap;gap:8px 28px;padding:0;list-style:none;display:flex}.footer-links a{text-decoration:none}.footer-links a:hover{text-decoration:underline}.footer-bottom{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;gap:4px 32px;margin-top:32px;padding-top:24px;display:flex}.footer-bottom small{font-size:inherit}.doc{padding-block:clamp(32px,6vw,64px) clamp(64px,9vw,120px)}.doc-title{font-size:clamp(1.75rem,1.4rem + 1.6vw,2.5rem);line-height:1.3}.doc-date{color:var(--muted);font-size:var(--fs-small);margin-top:12px}.doc-body{margin-top:40px}.doc-body>*+*{margin-top:1em}.doc-body h2{border-top:1px solid var(--line);font-size:var(--fs-item);margin-top:48px;padding-top:40px}.doc-body h2+*{margin-top:12px}.doc-body ul{padding-left:1.25em}.doc-body li+li{margin-top:.5em}.doc-body li::marker{color:var(--ink)}.doc-body a{color:var(--ink);text-underline-offset:3px}