:root { color-scheme: light dark; --fg: #1c2530; --muted: #5a6572; --line: #dde3ea; --accent: #1d5fd1; --on-accent: #fff; --card: #fff; --bg: #f3f6f9; }
@media (prefers-color-scheme: dark) {
  :root { --fg: #e9eef4; --muted: #a6b2c0; --line: #2b3644; --accent: #8ab4ff; --on-accent: #0a1526; --card: #151d28; --bg: #0d131b; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 system-ui, -apple-system, "Noto Sans", "Noto Sans JP", "Noto Sans SC", sans-serif; }
.wrap { max-width: 60rem; margin: 0 auto; padding: 0 1rem; }
.topbar { border-bottom: 1px solid var(--line); background: var(--card); position: sticky; top: 0; z-index: 10; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.6rem 1rem; }
.brand { font-weight: 800; font-size: 1.2rem; text-decoration: none; color: var(--fg); }
.brand-sub { color: var(--accent); font-weight: 400; margin-left: 0.25rem; }
.locale-switch { display: flex; gap: 0.25rem; align-items: center; font-size: 0.85rem; flex-wrap: wrap; }
.locale-switch a { color: var(--muted); text-decoration: none; padding: 0.35rem 0.55rem; border-radius: 0.4rem; min-height: 2rem; display: inline-flex; align-items: center; }
.locale-switch a[aria-current="page"] { color: var(--on-accent); background: var(--accent); }
@media (max-width: 480px) {
  .topbar-inner { flex-wrap: wrap; gap: 0.35rem; padding: 0.5rem 0.75rem; }
  .brand { font-size: 1.05rem; white-space: nowrap; }
  .locale-switch { display: flex; flex-wrap: nowrap; gap: 0.15rem; width: 100%; }
  .locale-switch .locale-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
  .locale-switch a { flex: 1 1 0; min-width: 0; text-align: center; padding: 0.3rem 0.2rem; justify-content: center; min-height: 2.25rem; font-size: 0.8rem; }
}
@media (max-width: 360px) {
  .locale-switch a { font-size: 0.75rem; padding: 0.3rem 0.1rem; }
}
.hero { padding: 1.5rem 0 0.5rem; max-width: 44rem; }
.hero h1 { margin: 0 0 0.4rem; font-size: 1.6rem; line-height: 1.3; letter-spacing: -0.01em; }
.tagline { margin: 0 0 0.5rem; font-size: 1rem; }
.assumption { font-size: 0.82rem; color: var(--muted); border-left: 3px solid var(--accent); padding-left: 0.6rem; margin: 0.5rem 0 0; }
.content-grid { display: grid; gap: 1rem; margin: 1rem 0; }
@media (min-width: 900px) {
  .content-grid { grid-template-columns: minmax(0, 1fr) 21.5rem; align-items: start; }
  .submit { position: sticky; top: 4rem; }
}
.list { min-width: 0; }
.tabs { display: flex; gap: 0.5rem; margin-bottom: 0.8rem; }
.tabs button { flex: 1; padding: 0.6rem; border: 1px solid var(--line); background: var(--card); color: var(--fg); border-radius: 0.6rem; cursor: pointer; font-size: 0.9rem; min-height: 2.75rem; }
.tabs button[aria-selected="true"] { background: var(--accent); border-color: var(--accent); color: var(--on-accent); font-weight: 700; }
.cards { display: grid; gap: 0.7rem; }
.card { border: 1px solid var(--line); border-radius: 0.6rem; padding: 0.8rem; background: var(--card); }
.card.highlight { outline: 2px solid var(--accent); outline-offset: 1px; }
.card .code { font: 700 1.2rem/1.4 ui-monospace, SFMono-Regular, monospace; letter-spacing: 0.06em; margin: 0 0 0.25rem; overflow-wrap: anywhere; }
.card .est { font-size: 0.85rem; color: var(--muted); margin: 0 0 0.5rem; }
.card .row { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.btn { padding: 0.45rem 0.7rem; border-radius: 0.5rem; border: 1px solid var(--line); background: transparent; color: var(--fg); cursor: pointer; font-size: 0.85rem; min-height: 2.5rem; }
.btn.copy { background: var(--accent); border-color: var(--accent); color: var(--on-accent); font-weight: 700; }
.card .meta { font-size: 0.75rem; color: var(--muted); margin: 0.5rem 0 0; }
.muted { color: var(--muted); }
.submit { background: var(--card); border: 1px solid var(--line); border-radius: 0.8rem; padding: 1rem; min-width: 0; }
.submit h2 { font-size: 1.05rem; margin: 0 0 0.25rem; }
.submit p.muted { font-size: 0.88rem; margin: 0 0 0.25rem; }
.submit label { display: grid; gap: 0.25rem; margin: 0.6rem 0; font-size: 0.9rem; font-weight: 600; }
.submit input[name="code"] { padding: 0.6rem; border: 1px solid var(--line); border-radius: 0.5rem; font-size: 1rem; background: transparent; color: var(--fg); width: 100%; font-weight: 400; }
/* Turnstile flexible(최소 300px): 컨테이너가 폭을 제공하고 위젯 크기는
   Cloudflare에 맡긴다. iframe 폭 강제(width:100% !important)는 320px에서
   300px 미만으로 눌러 브랜드 잘림을 유발하므로 두지 않는다. */
.cf-turnstile { margin: 0.6rem 0; min-height: 4.06rem; overflow: visible; }
#submit-form { min-width: 0; }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; }
.submit button[type="submit"] { padding: 0.7rem 1.2rem; border: 0; border-radius: 0.6rem; background: var(--accent); color: var(--on-accent); font-size: 1rem; font-weight: 700; cursor: pointer; width: 100%; min-height: 3rem; }
.submit button[disabled] { opacity: 0.6; }
.form-msg { min-height: 1.5em; font-size: 0.9rem; }
.guide { border: 1px solid var(--line); border-radius: 0.6rem; padding: 0.7rem 1rem; margin: 0 0 1rem; background: transparent; font-size: 0.9rem; max-width: 44rem; }
.guide summary { cursor: pointer; font-weight: 700; padding: 0.2rem 0; }
.guide ol, .guide ul { margin: 0.5rem 0; padding-left: 1.2rem; }
.guide-sub { font-weight: 700; margin: 0.7rem 0 0; }
.vote-actions { display: flex; gap: 0.5rem; margin-top: 1rem; flex-wrap: wrap; }
.vote-actions button { padding: 0.55rem 0.9rem; border-radius: 0.5rem; border: 1px solid var(--line); background: transparent; color: var(--fg); cursor: pointer; font-size: 0.9rem; min-height: 2.75rem; }
dialog { border: 1px solid var(--line); border-radius: 0.8rem; padding: 1.2rem; max-width: 24rem; background: var(--card); color: var(--fg); }
.vote-code { font-family: ui-monospace, monospace; font-weight: 700; overflow-wrap: anywhere; }
.footer { padding: 2rem 1rem; font-size: 0.8rem; color: var(--muted); }
.root-nav { display: grid; gap: 0.6rem; padding: 2rem 0; }
.root-nav a { display: block; padding: 0.8rem 1rem; border: 1px solid var(--line); border-radius: 0.6rem; text-decoration: none; color: var(--fg); background: var(--card); }
a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
/* 320px 예외 확보(파일 끝 배치: 기본 규칙보다 뒤에 와야 덮어쓰지 않음).
   바깥 여백만 1rem→0.5rem으로 줄이고(텍스트 패딩 유지), Turnstile 래퍼만
   submit 좌우 패딩을 음수 마진으로 빌려 flexible 최소 300px를 만든다.
   390px·데스크톱(21.5rem)은 이 블록 바깥이라 그대로 둔다. */
@media (max-width: 360px) {
  .wrap { padding: 0 0.5rem; }
  .submit { padding: 0.75rem; }
  .cf-turnstile { margin-top: 0.6rem; margin-bottom: 0.6rem; margin-left: -0.75rem; margin-right: -0.75rem; }
}