:root{--paper:#fff;--ink:#14213d;--muted:#566074;--line:#dbe0e7;--soft:#f3f5f8;--alarm:#b3261e;--alarm-soft:#fbeceb;--ok:#1f6f43;
--serif:"Source Serif 4",Georgia,"Times New Roman",serif;--sans:"Public Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
color-scheme:light;box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--paper:#0f1626;--ink:#e8ecf3;--muted:#a3adbf;--line:#2a3550;--soft:#16203a;--alarm:#f2766b;--alarm-soft:#2b1a22;--ok:#6fcf97;color-scheme:dark}}
:root[data-theme="dark"]{--paper:#0f1626;--ink:#e8ecf3;--muted:#a3adbf;--line:#2a3550;--soft:#16203a;--alarm:#f2766b;--alarm-soft:#2b1a22;--ok:#6fcf97;color-scheme:dark}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:calc(env(safe-area-inset-top,0px) + 72px)}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 var(--sans);-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--paper)}
a{color:inherit;text-underline-offset:3px}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.hide{display:none!important}
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--paper);border-bottom:1px solid var(--line)}
.top-in{max-width:1160px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:24px}
.brand{font-family:var(--serif);font-weight:600;font-size:21px;text-decoration:none;display:flex;align-items:center;gap:10px}
.brand-mark{width:22px;height:22px;border:2px solid var(--ink);border-radius:50%;position:relative}
.brand-mark::after{content:"";position:absolute;left:50%;top:2px;width:2px;height:8px;background:var(--ink);transform:translateX(-50%)}
.nav{display:flex;gap:20px;margin-left:auto;font-size:15px}
.nav a{text-decoration:none;color:var(--muted)}.nav a:hover,.nav a[aria-current]{color:var(--ink)}
@media (max-width:760px){.nav{display:none}}
.btn{display:inline-block;font:600 15px/1 var(--sans);padding:14px 20px;border-radius:6px;background:var(--ink);color:var(--paper);text-decoration:none;border:1px solid var(--ink);cursor:pointer}
.btn.ghost{background:transparent;color:var(--ink)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.page{max-width:820px;margin:0 auto;padding:56px 24px 96px}
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.015em;line-height:1.15;margin:0}
h1{font-size:clamp(34px,5vw,52px);margin-bottom:16px}
h2{font-size:clamp(24px,3vw,30px);margin:44px 0 12px}
h3{font-size:20px;margin:28px 0 8px}
p{margin:0 0 16px}
.lede{font-size:20px;color:var(--muted);max-width:60ch}
.muted{color:var(--muted)}.small{font-size:14px}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:20px}
.notice{border:1px solid var(--line);border-left:3px solid var(--ink);background:var(--soft);padding:14px 18px;border-radius:6px;font-size:15px;margin:20px 0}
.notice.warn{border-left-color:var(--alarm)}
fieldset{border:1px solid var(--line);border-radius:12px;padding:24px;margin:0 0 24px;min-width:0}
legend{font-family:var(--serif);font-weight:600;font-size:22px;padding:0 8px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field > label,.field > .lbl{font-size:15px;font-weight:600}
.hint{font-size:13px;color:var(--muted);font-weight:400}
.req{color:var(--alarm)}
input,select,textarea{font:inherit;font-size:16px;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:10px 12px;width:100%}
textarea{min-height:96px;resize:vertical}
input:focus,select:focus,textarea:focus{border-color:var(--ink);outline:none}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}.three{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media (max-width:620px){.two,.three{grid-template-columns:1fr}}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:8px}
@media (max-width:620px){.checks{grid-template-columns:1fr}}
.checks label,.agree,.item{display:flex;gap:10px;align-items:flex-start;font-size:15px;font-weight:400;border:1px solid var(--line);border-radius:8px;padding:10px 12px;cursor:pointer}
.checks input,.agree input,.item input{width:auto;margin-top:5px;accent-color:var(--ink);flex:none}
.item b{display:block}.item span{color:var(--muted);font-size:14px}
.checklist{display:grid;gap:8px}
.agree{border-color:var(--ink);margin:16px 0}
.computed{font-size:14px;background:var(--soft);border-radius:6px;padding:10px 12px}
.computed.bad{background:var(--alarm-soft);color:var(--alarm)}
.form-msg{margin-top:14px;font-size:15px;min-height:1.4em}.form-msg.ok{font-weight:600;color:var(--ok)}.form-msg.err{color:var(--alarm)}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px}
@media (max-width:760px){.cards{grid-template-columns:1fr}}
.card{border:1px solid var(--line);border-radius:12px;padding:24px;background:var(--paper);text-decoration:none;display:block}
.card:hover{border-color:var(--ink)}.card h3{margin-top:0}.card p{color:var(--muted);font-size:16px;margin:0}
.price{font-family:var(--serif);font-size:56px;font-weight:600;line-height:1;letter-spacing:-.02em}
ul.ticks{list-style:none;padding:0;margin:20px 0}
ul.ticks li{padding:8px 0 8px 28px;position:relative;border-bottom:1px solid var(--line)}
ul.ticks li::before{content:"\2713";position:absolute;left:4px;color:var(--ok);font-weight:700}
.doc h2{font-size:22px;margin-top:32px}.doc p,.doc li{color:var(--muted)}.doc ol,.doc ul{padding-left:22px}
.answer{font-size:19px;border-left:3px solid var(--ink);padding-left:18px;margin:24px 0}
.related{margin-top:48px;border-top:1px solid var(--line);padding-top:20px}.related ul{padding-left:18px}
.qlist{list-style:none;padding:0;margin:24px 0;border-top:1px solid var(--line)}
.qlist li{border-bottom:1px solid var(--line)}
.qlist a{display:block;padding:16px 0;text-decoration:none;font-weight:600;font-size:18px}
.qlist span{display:block;font-weight:400;font-size:15px;color:var(--muted);margin-top:2px}
.deal{border:1px solid var(--line);border-radius:12px;padding:22px;margin-bottom:16px}
.deal-top{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:baseline}
.deal dl{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:16px 0}
@media (max-width:620px){.deal dl{grid-template-columns:1fr 1fr}}
.deal dt{font-size:12px;color:var(--muted)}.deal dd{margin:0;font-weight:600;font-size:15px}
.soon{color:var(--alarm);font-weight:600;font-size:14px}
footer.site{border-top:1px solid var(--line);padding:32px 24px 56px;font-size:14px;color:var(--muted)}
footer.site .in{max-width:1160px;margin:0 auto}footer.site p{max-width:90ch}