:root {
  --bg: #f5f4f8;
  --surface: #ffffff;
  --text: #1a1a1f;
  --muted: #5c5c66;
  --primary: #7b2ff7;
  --primary-ink: #ffffff;
  --confirmed: #14121a;      /* black/dark text for confirmed */
  --waiting: #d9660a;        /* orange for waiting */
  --danger: #c0392b;
  --border: #e2e0ea;
  --focus: #1f6feb;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --nav-h: 60px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16151a;
    --surface: #222029;
    --text: #f2f1f5;
    --muted: #a7a6b0;
    --primary: #a06bff;
    --confirmed: #f2f1f5;    /* readable "dark/black" equivalent in dark mode */
    --waiting: #ff9d3c;
    --border: #35333f;
    --focus: #6cb0ff;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  padding-bottom: calc(var(--nav-h) + var(--safe-bottom));
}

.skip-link {
  position: absolute;
  left: -999px;
}
.skip-link:focus {
  left: 8px; top: 8px;
  background: var(--surface); color: var(--text);
  padding: 8px 12px; border-radius: 8px; z-index: 100;
}

.app-header {
  background: var(--primary);
  color: var(--primary-ink);
  padding-top: var(--safe-top);
  position: sticky; top: 0; z-index: 10;
}
.app-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 12px 16px; max-width: 760px; margin: 0 auto;
}
.brand { color: var(--primary-ink); text-decoration: none; font-weight: 700; font-size: 1.1rem; }
.who { font-size: .85rem; opacity: .9; }

.content {
  max-width: 760px; margin: 0 auto; padding: 16px;
}

.page-title { font-size: 1.4rem; margin: 8px 0 16px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 16px;
}

.month-title { font-size: 1.1rem; margin: 20px 0 10px; color: var(--muted); }
.post-card__head { display: flex; flex-direction: column; gap: 2px; margin-bottom: 6px; }
.post-card__head h3 { margin: 0; font-size: 1.15rem; }
.post-date { color: var(--muted); font-size: .9rem; }
.post-note { margin: 6px 0; }
.counts { font-size: .95rem; }

.applicant-list { list-style: none; margin: 10px 0; padding: 0; }
.applicant {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; border-bottom: 1px solid var(--border);
}
.applicant__name { flex: 1; }
.applicant--confirmed .applicant__name,
.applicant--confirmed .applicant__status { color: var(--confirmed); font-weight: 600; }
.applicant--waiting .applicant__name,
.applicant--waiting .applicant__status { color: var(--waiting); }
.applicant__status { font-size: .9rem; font-weight: 600; }

.tag { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .8rem; font-weight: 700; }
.tag--confirmed { background: rgba(20,18,26,.1); color: var(--confirmed); }
.tag--waiting { background: rgba(217,102,10,.15); color: var(--waiting); }

.countdown { font-size: .9rem; color: var(--muted); }
.countdown__remain { font-weight: 700; color: var(--primary); }

/* Forms & buttons: touch targets >= 44px */
.stack { display: flex; flex-direction: column; gap: 8px; }
label { font-weight: 600; font-size: .92rem; }
input, textarea, select {
  font: inherit;
  padding: 12px;
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
  width: 100%;
}
.comment-input { margin-bottom: 6px; }
.check { display: flex; align-items: center; gap: 8px; }
.check input { width: auto; min-height: auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; min-width: 44px;
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text);
  font: inherit; font-weight: 600;
  text-decoration: none; cursor: pointer;
}
.btn--primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); }
.btn--danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn--ghost { background: transparent; color: var(--primary-ink); border-color: rgba(255,255,255,.5); }
.btn--small { min-height: 36px; padding: 6px 12px; font-size: .85rem; }

.inline-form { display: inline-flex; align-items: center; gap: 8px; }
.post-card__actions { display: flex; align-items: center; gap: 10px; margin-top: 10px; flex-wrap: wrap; }
.post-card__actions.wrap { gap: 8px; }
.admin-nav { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }

.muted { color: var(--muted); font-size: .9rem; }
.reason { font-style: italic; }
.who-big { font-size: 1.3rem; font-weight: 700; }

.badges { list-style: none; display: flex; gap: 6px; flex-wrap: wrap; padding: 0; margin: 8px 0; }
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  font-size: .8rem; font-weight: 700; border: 1px solid var(--border);
}
.badge--special { background: rgba(123,47,247,.14); color: var(--primary); }
.badge--nonpart { background: rgba(217,102,10,.14); color: var(--waiting); }
.badge--early { background: rgba(20,140,80,.16); color: #12855a; }

.data-table { width: 100%; border-collapse: collapse; margin-top: 12px; font-size: .92rem; }
.data-table th, .data-table td { text-align: left; padding: 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
.legend { margin-top: 16px; }
.legend dt { margin-top: 8px; }
.legend dd { margin: 2px 0 0; color: var(--muted); font-size: .88rem; }

.app-list { list-style: none; padding: 0; }
.app-list li { padding: 8px 0; border-bottom: 1px solid var(--border); display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.flash-region { margin-bottom: 12px; }
.flash { padding: 10px 12px; border-radius: 10px; margin-bottom: 8px; border: 1px solid var(--border); }
.flash--error { background: rgba(192,57,43,.12); color: var(--danger); }
.flash--success { background: rgba(20,140,80,.12); color: #12855a; }

.bottom-nav {
  position: fixed; left: 0; right: 0; bottom: 0;
  display: flex; justify-content: space-around;
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding-bottom: var(--safe-bottom);
  z-index: 20;
}
.bottom-nav__item {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px; min-height: var(--nav-h);
  color: var(--muted); text-decoration: none; font-size: .75rem;
}
.bottom-nav__item span:first-child { font-size: 1.3rem; }

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible,
textarea:focus-visible, select:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

@media (prefers-contrast: more) {
  :root { --border: #000; --muted: #333; }
  .btn { border-width: 2px; }
}

/* Desktop enhancement */
@media (min-width: 720px) {
  .content { padding: 24px; }
  .bottom-nav { max-width: 760px; margin: 0 auto; border-radius: 14px 14px 0 0; }
}