*,*:before,*:after{box-sizing:border-box}*{margin:0}html{-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.6;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;display:flex;flex-direction:column;min-height:100vh;min-height:100dvh}img,svg,video{display:block;max-width:100%;height:auto}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}:root{color-scheme:light;--bg: #ffffff;--bg-soft: #f5f6f8;--surface: #ffffff;--text: #1d2433;--text-soft: #5b6472;--border: #e6e8ec;--accent: #2e6df6;--accent-contrast: #ffffff;--radius: 14px;--shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 8px 24px rgba(16, 24, 40, .06);--container: 960px}:root[data-theme=dark]{color-scheme:dark;--bg: #0f1217;--bg-soft: #161a21;--surface: #161a21;--text: #e8eaed;--text-soft: #9aa3b2;--border: #262b34;--accent: #5b8cff;--shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .35)}.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:20px}main{flex:1 0 auto;padding-block:40px 64px}section{margin-bottom:48px}.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}.site-header .bar{display:flex;align-items:center;justify-content:space-between;height:60px}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.05rem;color:var(--text)}.brand:hover{text-decoration:none}.brand .logo{width:28px;height:28px}.nav{display:flex;gap:22px}.nav a{color:var(--text-soft);font-size:.95rem;font-weight:500}.nav a:hover{color:var(--text);text-decoration:none}.header-right{display:flex;align-items:center;gap:18px}.theme-toggle{display:inline-grid;place-items:center;width:36px;height:36px;padding:0;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text-soft);cursor:pointer;transition:color .15s ease,border-color .15s ease}.theme-toggle:hover{color:var(--text);border-color:var(--accent)}.theme-toggle svg{width:18px;height:18px}.theme-toggle .i-sun{display:none}:root[data-theme=dark] .theme-toggle .i-sun{display:block}:root[data-theme=dark] .theme-toggle .i-moon{display:none}.hero{text-align:center;padding-block:32px 8px}.hero h1{font-size:clamp(2rem,5vw,2.9rem);line-height:1.1;letter-spacing:-.02em}.hero p{color:var(--text-soft);font-size:1.15rem;max-width:620px;margin:16px auto 0}.app-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}.app-card{display:flex;flex-direction:column;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);transition:transform .15s ease,box-shadow .15s ease}.app-card:hover{transform:translateY(-3px);text-decoration:none;box-shadow:0 4px 8px #10182814,0 16px 40px #1018281a}.app-card .top{display:flex;align-items:center;gap:14px}.app-icon{width:56px;height:56px;border-radius:14px;flex:none;object-fit:cover;box-shadow:var(--shadow)}.app-icon.placeholder{display:grid;place-items:center;color:#fff;font-weight:700;font-size:1.4rem}.app-card h3{font-size:1.2rem;color:var(--text)}.app-card .tagline{color:var(--text-soft);font-size:.92rem}.app-card .desc{color:var(--text-soft);font-size:.95rem;flex:1}.app-card .more{font-weight:600;color:var(--accent);font-size:.95rem}.tut-list{list-style:none;padding:0;display:grid;gap:12px}.tut-item{display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);transition:transform .12s ease,border-color .12s ease}.tut-item:hover{transform:translateY(-2px);text-decoration:none;border-color:var(--accent)}.tut-item .t-title{display:block;font-weight:650;color:var(--text)}.tut-item .t-desc{display:block;color:var(--text-soft);font-size:.92rem;margin-top:2px}.crumbs{color:var(--text-soft);font-size:.9rem;margin-bottom:14px}.crumbs a{color:var(--text-soft)}.crumbs a:hover{color:var(--text)}.page-head h1{font-size:clamp(1.8rem,4vw,2.4rem);letter-spacing:-.02em}.page-head .lead{color:var(--text-soft);font-size:1.1rem;margin-top:8px;max-width:640px}.tutorial{max-width:720px;margin-inline:auto}.tutorial>h1{font-size:clamp(1.8rem,4vw,2.4rem);letter-spacing:-.02em}.tutorial .lead{color:var(--text-soft);font-size:1.12rem;margin:6px 0 28px}.content>*+*{margin-top:1.1em}.content h2{font-size:1.5rem;margin-top:1.8em;letter-spacing:-.01em}.content h3{font-size:1.2rem;margin-top:1.5em}.content ul,.content ol{padding-left:1.4em}.content li+li{margin-top:.4em}.content img{max-width:100%;max-height:460px;width:auto;height:auto;border-radius:14px;border:1px solid var(--border);box-shadow:var(--shadow);margin-block:4px}.content code{background:var(--bg-soft);border:1px solid var(--border);padding:.12em .4em;border-radius:6px;font-size:.9em}.content pre{background:var(--bg-soft);padding:16px;border-radius:12px;overflow-x:auto;border:1px solid var(--border)}.content pre code{background:none;border:none;padding:0}.content blockquote{border-left:3px solid var(--accent);padding:10px 16px;color:var(--text-soft);background:var(--bg-soft);border-radius:0 8px 8px 0}.content blockquote>*+*{margin-top:.6em}.video{position:relative;width:100%;aspect-ratio:16 / 9;border-radius:12px;overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow)}.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}.video-placeholder{display:grid;place-items:center;background:var(--bg-soft);color:var(--text-soft);font-weight:600}.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:10px;font-weight:600;font-size:.95rem;border:1px solid var(--border);background:var(--surface);color:var(--text)}.btn:hover{text-decoration:none;border-color:var(--accent)}.btn.primary{background:var(--accent);color:var(--accent-contrast);border-color:var(--accent)}.back{display:inline-block;margin-top:36px;color:var(--text-soft);font-weight:500}.site-footer{border-top:1px solid var(--border);padding-block:28px;color:var(--text-soft);font-size:.9rem}.site-footer .bar{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;justify-content:space-between}.site-footer a{color:var(--text-soft)}.site-footer a:hover{color:var(--text)}.footer-nav{display:flex;flex-wrap:wrap;gap:18px}.only-android,[data-platform=android] .only-ios{display:none}[data-platform=android] .only-android{display:block}.seg{display:inline-flex;background:var(--bg-soft);border:1px solid var(--border);border-radius:999px;padding:4px;gap:4px;margin:18px 0 0}.seg button{border:0;background:transparent;color:var(--text-soft);font-weight:600;font-size:.95rem;font-family:inherit;padding:8px 22px;border-radius:999px;cursor:pointer;transition:background .15s ease,color .15s ease}.seg button.active{background:var(--accent);color:#fff}.seg-hint{color:var(--text-soft);font-size:.85rem;margin:8px 0 0;min-height:1.2em}.app-card .card-main{display:flex;flex-direction:column;gap:14px;color:inherit}.app-card .card-main:hover{text-decoration:none}.app-card .quick{display:flex;align-items:center;flex-wrap:wrap;gap:8px;border-top:1px solid var(--border);padding-top:12px}.app-card .quick-label{color:var(--text-soft);font-size:.85rem}.chip{font-size:.85rem;font-weight:600;padding:5px 14px;border-radius:999px;border:1px solid var(--border);color:var(--text)}.chip:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}.only-ios.card-step{display:flex}.only-android.card-step,[data-platform=android] .only-ios.card-step{display:none}[data-platform=android] .only-android.card-step{display:flex}.card-step{display:flex;gap:28px;align-items:center;flex-wrap:wrap;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:22px 24px;box-shadow:var(--shadow);margin:18px 0}.card-step .card-text{flex:1;min-width:240px}.card-step .card-text>*{margin:0}.card-step .card-text>*+*{margin-top:12px}.card-step .card-text h2{font-size:1.3rem;margin-top:0}.card-step>p:has(img){flex:none;margin:0}.card-step img{max-height:360px;width:auto;display:block;border-radius:14px;border:1px solid var(--border);box-shadow:var(--shadow)}@media(max-width:560px){.card-step{flex-direction:column;align-items:flex-start}.card-step img{max-height:420px}}.content h1{font-size:clamp(1.7rem,4vw,2.2rem);letter-spacing:-.02em;margin-bottom:6px}.page-links{display:flex;flex-wrap:wrap;gap:18px;margin-top:14px;font-size:.92rem}.page-links a{color:var(--text-soft);font-weight:500}.page-links a:hover{color:var(--accent)}@keyframes fade-up{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}.hero,.page-head,.tutorial,.app-grid>*{animation:fade-up .5s ease both}.app-grid>*:nth-child(2){animation-delay:.09s}.app-grid>*:nth-child(3){animation-delay:.18s}.app-grid>*:nth-child(4){animation-delay:.27s}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}::view-transition-group(*),::view-transition-old(*),::view-transition-new(*){animation:none!important}}.astro-route-announcer{position:absolute;left:0;top:0;clip:rect(0 0 0 0);clip-path:inset(50%);overflow:hidden;white-space:nowrap;width:1px;height:1px}
