/* Gaimen Navi — shared stylesheet.
   Design rules: no left colour stripes anywhere (icon tile + full thin border + filled pill),
   root font scaled up 22%, high-contrast palette in both themes. */

:root{
  --bg:#eff2f6; --surface:#ffffff; --ink:#080b10; --ink-2:#2c3542; --ink-3:#4d5665;
  --line:#c4ccd8; --line-strong:#8d9aab;
  --brand:#0f3f7d; --brand-ink:#ffffff; --brand-soft:#dbe7f8;
  --ok:#0d5a3a; --ok-soft:#d8efe3;
  --ng:#8c1d21; --ng-soft:#fadfdf;
  --warn:#6b4300; --warn-soft:#fbe8c8;
  --radius:10px;
  --wrap:900px;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0b0e13; --surface:#171d26; --ink:#f7f9fc; --ink-2:#ccd5e3; --ink-3:#9ba6b8;
    --line:#3a4554; --line-strong:#5a6779;
    --brand:#8fbaf5; --brand-ink:#070c13; --brand-soft:#1c2c42;
    --ok:#6dd6a8; --ok-soft:#123528;
    --ng:#ff9d9d; --ng-soft:#3b1a1c;
    --warn:#f0c473; --warn-soft:#382c17;
  }
}
*{box-sizing:border-box}
html{font-size:122%}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans JP",sans-serif;
  line-height:1.7;-webkit-text-size-adjust:100%}
img{max-width:100%;height:auto}
a{color:var(--brand)}
h1{font-size:clamp(1.5rem,4.2vw,2.05rem);line-height:1.34;margin:0 0 10px;letter-spacing:.01em}
h2{font-size:1.24rem;margin:30px 0 12px;letter-spacing:.01em}
h3{font-size:1.04rem;margin:22px 0 8px}
p{margin:0 0 13px}
ul,ol{margin:0 0 13px;padding-left:22px}
li{margin-bottom:6px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 18px}
.lede{color:var(--ink-2);font-size:1.04rem}
.jp{font-size:.84rem;color:var(--ink-2)}
.small{font-size:.88rem;color:var(--ink-2)}
.center{text-align:center}

/* ---------- header / nav ---------- */
.site-head{background:var(--surface);border-bottom:1px solid var(--line-strong)}
.site-head .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;color:var(--ink);text-decoration:none;font-size:1.02rem}
.brand .mark{width:30px;height:30px;border-radius:8px;background:var(--brand);color:var(--brand-ink);
  display:grid;place-items:center;font-size:.84rem;font-weight:800;letter-spacing:.02em}
.site-nav{display:flex;flex-wrap:wrap;gap:4px 14px;margin-left:auto;font-size:.9rem}
.site-nav a{color:var(--ink-2);text-decoration:none;font-weight:600;padding:3px 0;border-bottom:2px solid transparent}
.site-nav a:hover{color:var(--brand);border-bottom-color:var(--brand)}
.site-nav a[aria-current="page"]{color:var(--brand);border-bottom-color:var(--brand)}

/* ---------- breadcrumb ---------- */
.crumb{font-size:.84rem;color:var(--ink-2);padding:14px 0 0}
.crumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0}
.crumb li:not(:last-child)::after{content:"/";margin-left:6px;color:var(--ink-3)}
.crumb a{color:var(--ink-2)}

main{padding:8px 0 60px}

/* ---------- panels ---------- */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:17px;margin:0 0 20px}
.panel-head{display:flex;gap:11px;align-items:flex-start;margin-bottom:10px}
.panel-head h2{margin:0;font-size:1.06rem}
.tile{flex:0 0 auto;width:30px;height:30px;border-radius:8px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand)}
.tile svg{width:18px;height:18px}
.tile.warn{background:var(--warn-soft);color:var(--warn)}
.tile.ok{background:var(--ok-soft);color:var(--ok)}
.tile.ng{background:var(--ng-soft);color:var(--ng)}
.note{font-size:.94rem;color:var(--ink-2);margin:0 0 10px}
.note:last-child{margin-bottom:0}

.pill{display:inline-flex;align-items:center;gap:6px;font-size:.76rem;font-weight:800;letter-spacing:.02em;
  padding:3px 10px;border-radius:999px;background:var(--brand);color:var(--brand-ink);white-space:nowrap}
.pill.soft{background:var(--brand-soft);color:var(--brand)}
.pill.warn{background:var(--warn-soft);color:var(--warn)}
.pill.ok{background:var(--ok-soft);color:var(--ok)}

/* ---------- hero ---------- */
.hero{padding:26px 0 6px}
.hero .lede{max-width:44rem}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0 6px}
.btn{display:inline-block;padding:12px 20px;border-radius:var(--radius);border:1px solid var(--brand);background:var(--brand);
  color:var(--brand-ink);font-weight:700;text-decoration:none;cursor:pointer;font-size:1rem;font-family:inherit}
.btn.ghost{background:transparent;color:var(--brand)}
.btn:hover{opacity:.92}

/* ---------- fact / card grids ---------- */
.facts{display:grid;gap:11px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin:0}
.fact{border:1px solid var(--line);border-radius:var(--radius);padding:12px 13px;background:var(--bg)}
.fact dt{font-size:.76rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-2);font-weight:700;margin-bottom:3px}
.fact dd{margin:0;font-size:1rem;font-weight:700}
.fact .src{display:block;font-size:.76rem;font-weight:400;margin-top:5px;color:var(--ink-2)}
.fact .src a{color:var(--brand);font-weight:600}

.cards{display:grid;gap:13px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));margin:0 0 20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:15px;text-decoration:none;color:inherit;display:block}
.card:hover{border-color:var(--brand)}
.card h3{margin:9px 0 5px;font-size:1rem}
.card p{margin:0;font-size:.92rem;color:var(--ink-2)}

/* ---------- icon flow (procedure) ---------- */
.flow{list-style:none;counter-reset:step;padding:0;margin:0}
.flow > li{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:15px 16px 15px 62px;margin-bottom:11px}
.flow .stepicon{position:absolute;left:15px;top:15px;width:34px;height:34px;border-radius:9px;
  background:var(--brand-soft);color:var(--brand);display:grid;place-items:center}
.flow .stepicon svg{width:20px;height:20px}
.flow .stepno{counter-increment:step;display:inline-block;font-size:.74rem;font-weight:800;letter-spacing:.08em;
  text-transform:uppercase;color:var(--ink-2);margin-bottom:2px}
.flow .stepno::before{content:"Step " counter(step)}
.flow h3{margin:0 0 6px;font-size:1.04rem}
.flow p{margin:0 0 8px;font-size:.95rem;color:var(--ink-2)}
.flow p:last-child{margin-bottom:0}
.flow .arrow{display:block;text-align:center;color:var(--line-strong);margin:-4px 0 7px;font-size:1rem;line-height:1}

/* ---------- checklist ---------- */
.check{list-style:none;padding:0;margin:0}
.check li{display:flex;gap:11px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:13px 14px;margin-bottom:9px}
.check .box{flex:0 0 auto;width:22px;height:22px;border-radius:6px;border:2px solid var(--line-strong);margin-top:2px}
.check b{display:block;font-size:1rem}
.check span{display:block;font-size:.92rem;color:var(--ink-2)}

/* ---------- tables ---------- */
.tablewrap{overflow-x:auto;margin:0 0 16px}
table{width:100%;border-collapse:collapse;font-size:.95rem;background:var(--surface)}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line)}
thead th{font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-2);font-weight:700;
  border-bottom:2px solid var(--line-strong)}
td.num,th.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
tbody tr:last-child td{border-bottom:none}
tfoot td{font-weight:800;border-top:2px solid var(--line-strong)}

/* ---------- country grid ---------- */
.countries{display:grid;gap:8px;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));list-style:none;padding:0;margin:0 0 14px}
.countries li{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:9px 11px;font-size:.94rem;font-weight:600;margin:0}

/* ---------- FAQ ---------- */
.faq{margin:0 0 18px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:0;margin-bottom:9px}
.faq summary{cursor:pointer;padding:13px 15px;font-weight:700;font-size:1rem;list-style:none;display:flex;gap:10px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q";flex:0 0 auto;width:24px;height:24px;border-radius:6px;background:var(--brand-soft);
  color:var(--brand);display:grid;place-items:center;font-size:.8rem;font-weight:800}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq .ans{padding:12px 15px 14px;font-size:.95rem;color:var(--ink-2);margin:0}

/* ---------- footer ---------- */
.site-foot{border-top:1px solid var(--line-strong);background:var(--surface);padding:22px 0 40px;font-size:.9rem;color:var(--ink-2)}
.site-foot h2{font-size:.82rem;text-transform:uppercase;letter-spacing:.06em;margin:0 0 8px;color:var(--ink-2)}
.site-foot a{color:var(--brand);font-weight:600}
.foot-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.site-foot ul{padding-left:18px;margin:0}
.legalline{margin-top:20px;padding-top:14px;border-top:1px solid var(--line);font-size:.85rem;color:var(--ink-2)}

/* ---------- quiz ---------- */
.bar{height:7px;border-radius:999px;background:var(--line);overflow:hidden;margin:2px 0 14px}
.bar > i{display:block;height:100%;width:0;background:var(--brand);transition:width .25s ease}
.qmeta{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:.84rem;color:var(--ink-2);font-weight:600;margin-bottom:6px}
.qtext{font-size:1.12rem;font-weight:700;margin:6px 0 16px}
.choices{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.choice{padding:14px 10px;border-radius:var(--radius);border:1px solid var(--line-strong);background:var(--surface);
  color:var(--ink);font-weight:800;cursor:pointer;font-size:1rem;font-family:inherit;transition:background .15s,border-color .15s}
.choice:hover{border-color:var(--brand);background:var(--brand-soft)}
.choice:disabled{cursor:default}
.choice.picked-ok{background:var(--ok-soft);border-color:var(--ok);color:var(--ok)}
.choice.picked-ng{background:var(--ng-soft);border-color:var(--ng);color:var(--ng)}
.choice.reveal{border-color:var(--ok);color:var(--ok)}
.feedback{margin-top:14px;border:1px solid var(--line);border-radius:var(--radius);padding:13px;background:var(--bg)}
.verdict{display:flex;align-items:center;gap:8px;font-weight:800;margin-bottom:6px}
.verdict.ok{color:var(--ok)} .verdict.ng{color:var(--ng)}
.explain{font-size:.95rem;color:var(--ink-2);margin:0}
.actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:15px}
.hidden{display:none}
.score{display:flex;align-items:baseline;gap:11px;flex-wrap:wrap;margin-bottom:6px}
.score b{font-size:2.2rem;line-height:1}
.miss{list-style:none;padding:0;margin:10px 0 0}
.miss li{border:1px solid var(--line);border-radius:var(--radius);padding:11px 13px;margin-bottom:9px;background:var(--bg);font-size:.94rem}
.miss .q{font-weight:700;display:block;margin-bottom:4px}

@media (max-width:520px){
  .choices{grid-template-columns:1fr}
  .flow > li{padding:56px 15px 15px 15px}
  .flow .stepicon{top:14px}
}