:root{--bg:#f8f7f3;--surface:#fff;--text:#163735;--muted:#526764;--line:#dfe7e2;--brand:#0f3d3e;--ok:#217252;--warn:#91601d;--radius:22px;--max:1160px;--shadow:0 12px 30px #16373508}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:105px}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,'Segoe UI',Arial,sans-serif;line-height:1.75}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #b7832d;outline-offset:5px}.wrap{max-width:var(--max);padding:0 28px;margin:auto}.site-header{position:sticky;top:0;z-index:20;background:#f8f7f3ed;backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.header-row{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:90px}.brand{display:flex;align-items:center;gap:11px;font-size:1.28rem;font-weight:800;letter-spacing:-.04em;white-space:nowrap}.brand small{display:block;font-size:.58rem;letter-spacing:.18em;line-height:1.5;color:var(--muted);font-weight:650}.brand:hover{text-decoration:none}nav{display:flex;align-items:center;gap:25px;flex-wrap:wrap}nav a{font-size:.9rem;font-weight:600}#primary-nav a:not(.play-link){padding:9px 0}nav a[aria-current=page]{color:#0d4540;border-bottom:2px solid #b7832d}.play-link{background:var(--brand);color:#fff;padding:11px 18px;border-radius:12px}.menu-toggle{display:none}.hero{padding:74px 0 50px;background:radial-gradient(ellipse at 92% 15%,#d7e8e2 0,transparent 53%),linear-gradient(135deg,#f6f4ed,#edf4ef);border-bottom:1px solid 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#b9ccc3;background:#ffffffa8;color:var(--brand);font-weight:650;font-size:.94rem}.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand)}.btn:hover{text-decoration:none;background:#e4ede7}.btn.primary:hover{background:#205451}.section{padding:38px 0}.section .wrap>p{max-width:920px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}.card:before{content:'';display:block;width:28px;height:4px;background:#c08a2e;border-radius:3px;margin-bottom:20px}.card p{color:var(--muted)}.card p:last-child{margin-bottom:0}.card a{font-weight:650}.notice{padding:19px 22px;border:1px solid #d3e1da;border-left:4px solid #608f79;border-radius:12px;background:#edf3ee;margin:22px 0}.notice.warn{border-color:#eadfc7;border-left-color:#b9852b;background:#faf3e5}.steps{counter-reset:step;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.step{position:relative;border:1px solid var(--line);background:#fff;border-radius:18px;padding:26px 24px 22px 75px}.step:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:22px;top:23px;color:#a2762e;font-weight:750;font-size:1.15rem}.step p{font-size:.96rem;color:var(--muted);margin-bottom:0}.version-pill{display:inline-block;border:1px solid #ccdcd0;border-radius:99px;padding:5px 12px;font-size:.75rem;color:#466057;background:#fff8;font-weight:650}.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:18px;background:#fff}table{width:100%;border-collapse:collapse;min-width:670px}th,td{padding:17px 19px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#eaf1eb;font-size:.92rem}tr:last-child td{border-bottom:0}tbody tr:hover{background:#f6f8f5}.check{color:var(--ok);font-weight:750}.limit{color:var(--warn);font-weight:650}.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 24px;margin:13px 0}.faq summary{font-weight:650;cursor:pointer}.faq details[open]{border-color:#86a591}.faq details[open] summary{margin-bottom:14px}code.kbd{padding:3px 7px;border:1px solid var(--line);border-radius:6px;font-family:inherit;background:#eef2ed}.muted,.small{color:var(--muted)}.small{font-size:.85rem}.toc-box{padding:25px 28px;border:1px solid var(--line);border-radius:18px;background:#fff}.toc-box nav{margin-top:18px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px 24px}.toc-box a{font-size:.86rem;font-weight:550}.toc-box a:before{content:'↗';margin-right:8px;color:#a2762e}footer{padding:42px 0 22px;background:#edf1eb;border-top:1px solid var(--line);margin-top:45px}.footer-row{display:flex;justify-content:space-between;gap:40px}.footer-row nav{gap:15px 22px;align-content:flex-start;justify-content:flex-end;max-width:540px}.footer-brand{font-size:1.4rem;font-weight:750;letter-spacing:-.04em}.footer-row p{font-size:.92rem;margin:6px 0}.footer-credit{font-size:.76rem;color:var(--muted);margin-top:32px;padding-top:20px;border-top:1px solid #d4dfd5}.skip{position:fixed;left:16px;top:-100px;z-index:99;background:#fff;padding:12px 20px;border-radius:8px}.skip:focus{top:12px}@media(max-width:850px){.wrap{padding:0 20px}.header-row{min-height:76px;flex-wrap:wrap;gap:0;padding-top:14px;padding-bottom:14px}.menu-toggle{display:flex;align-items:center;gap:10px;padding:10px 14px;background:#fff;border:1px solid var(--line);border-radius:10px;font:inherit;font-size:.88rem;color:var(--brand)}#primary-nav{display:none;width:100%;padding:20px 0 4px;flex-direction:column;align-items:stretch;gap:8px}#primary-nav.open{display:flex}#primary-nav a{padding:10px 12px!important}.hero{padding:48px 0 34px}.grid{grid-template-columns:1fr}.grid.two,.steps{grid-template-columns:repeat(2,minmax(0,1fr))}.toc-box nav{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-row{flex-direction:column;gap:24px}.footer-row nav{justify-content:flex-start}.section{padding:28px 0}}@media(max-width:560px){.grid.two,.steps,.toc-box nav{grid-template-columns:1fr}.card{padding:24px}.lead{font-size:1.02rem}.actions .btn{flex:1 1 auto}.step{padding-left:70px}.toc-box{padding:22px}.hero h1{font-size:2.25rem}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media print{.site-header,.actions,.guide-toc,footer{display:none}.hero{padding:20px 0;background:#fff}.section{padding:16px 0}body{background:#fff}.card,.step{break-inside:avoid;box-shadow:none}}

/* Fixed navigation layout and official Google Play badge. */
html{overflow-y:scroll}#primary-nav{flex-wrap:nowrap}#primary-nav>a:not(.play-badge){border-bottom:2px solid transparent}#primary-nav>a[aria-current=page]{border-bottom-color:#b7832d}.play-badge{display:inline-flex;align-items:center;flex:0 0 auto;line-height:0;min-height:48px;background:none;border:0;padding:0;border-radius:0}.play-badge img{display:block;width:160px;height:auto;max-width:100%}.play-badge:hover{text-decoration:none;opacity:.9}.actions .play-badge{flex:0 0 auto}.footer-row .play-badge{margin-top:-7px}.menu-toggle{min-height:44px;cursor:pointer}@media(max-width:850px){#primary-nav{align-items:stretch}#primary-nav>a.play-badge{padding:0!important;align-self:flex-start}#primary-nav>a:not(.play-badge){padding:10px 12px!important}.footer-row .play-badge{margin-top:0}}

/* A fixed two-row header keeps all seven entries available on every page. */
.header-row{display:grid;grid-template-columns:1fr auto;gap:0;min-height:130px;padding-top:10px;padding-bottom:10px}.header-controls{display:flex;align-items:center;gap:14px}#primary-nav{grid-column:1 / -1;display:flex;justify-content:flex-start;align-items:center;gap:30px;flex-wrap:nowrap;padding-top:6px}#primary-nav a{border-bottom:0!important;white-space:nowrap;padding:8px 0!important}html{scroll-padding-top:150px}h2{scroll-margin-top:150px}@media(max-width:850px){.header-row{min-height:76px;grid-template-columns:1fr auto}.header-controls .play-badge img{width:132px}.menu-toggle{display:flex}#primary-nav{display:none;padding:16px 0 4px;gap:5px;align-items:stretch}#primary-nav.open{display:flex}#primary-nav a{padding:10px 12px!important}html{scroll-padding-top:95px}h2{scroll-margin-top:95px}}@media(max-width:430px){.header-controls{gap:8px}.header-controls .play-badge img{width:108px}.menu-toggle{font-size:.8rem;padding:8px 10px}.brand{font-size:1.12rem;gap:8px}.brand img{width:34px;height:34px}.header-row{column-gap:8px}}

.contact-card{max-width:900px;margin:32px auto}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.contact-card label{display:block;font-weight:600;margin:12px 0}.contact-card input:not([type=checkbox]),.contact-card select,.contact-card textarea{display:block;width:100%;box-sizing:border-box;padding:12px;margin-top:8px;border:1px solid #91aaa6;border-radius:10px;background:#fff;color:#173d38;font:inherit}.contact-card textarea{resize:vertical}.contact-card input:focus,.contact-card select:focus,.contact-card textarea:focus{outline:3px solid #a8d9cd;outline-offset:2px}.contact-card button{background:#0f3d3e;color:white;border:0;border-radius:10px;padding:14px 24px;font:inherit;font-weight:700;cursor:pointer}.contact-card button:disabled{opacity:.55;cursor:wait}.form-trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.contact-consent input{margin-right:8px}#contact-status{min-height:1.5em}#contact-status.error{color:#a32121}@media(max-width:600px){.contact-grid{grid-template-columns:1fr}}