/* 로그인·회원가입·비밀번호 찾기 — GAME3579 테마 (기존 .auth-* 마크업 유지, 색상은 의미 토큰만) */
.auth-body { margin: 0; min-height: 100vh; background: var(--c-bg); color: var(--c-text); font-family: var(--font-body); }
.auth-split { display: flex; min-height: 100vh; padding: 16px; gap: 16px; }
.auth-main { flex: 1; display: flex; align-items: center; justify-content: center; padding: 24px 0; }
.auth-center { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.auth-box { width: 400px; max-width: 100%; }
.auth-box.narrow { width: 420px; }

.auth-brand { display: inline-flex; margin-bottom: 28px; }
.auth-brand img { height: 32px; width: auto; }
.auth-logo { height: 40px; margin-bottom: 20px; display: block; }
.auth-title { margin: 0; font-size: 26px; font-weight: 800; line-height: 1.3; letter-spacing: -.01em; }
.auth-sub { margin: 8px 0 0; font-size: 15px; line-height: 1.5; color: var(--c-text-muted); }

.auth-form { padding-top: 28px; }
.auth-field { margin-bottom: 20px; }
.auth-field label { display: block; margin-bottom: 6px; font-size: 14px; font-weight: 600; }
.auth-field input, .auth-field select, .auth-field textarea {
  width: 100%; height: 48px; padding: 0 14px; border-radius: var(--radius-md);
  border: 1px solid var(--c-border-strong); background: var(--c-surface); color: var(--c-text);
  font: inherit; font-size: 15px; transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
.auth-field textarea { height: auto; min-height: 96px; padding: 12px 14px; }
.auth-field input::placeholder { color: var(--c-text-muted); }
.auth-field input:focus, .auth-field select:focus, .auth-field textarea:focus { outline: none; border-color: var(--c-accent-text); box-shadow: 0 0 0 3px var(--c-surface-2); }
.auth-field small, .auth-field .hint { display: block; margin-top: 6px; font-size: 13px; color: var(--c-text-muted); }

.auth-pw-wrap { position: relative; }
.auth-pw-wrap input { padding-right: 46px; }
.auth-pw-toggle { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); width: 36px; height: 36px; padding: 0; border: 0; border-radius: var(--radius-sm); background: none; color: var(--c-text-muted); font-size: 16px; opacity: .7; }
.auth-pw-toggle:hover, .auth-pw-toggle.on { opacity: 1; background: var(--c-surface-2); }

.auth-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin: -4px 0 24px; font-size: 14px; }
.auth-remember { display: flex; align-items: center; gap: 8px; color: var(--c-text-muted); cursor: pointer; }
.auth-remember input { width: 18px; height: 18px; accent-color: var(--c-accent-strong); }
.auth-link { color: var(--c-accent-text); font-weight: 600; text-decoration: none; }
.auth-link:hover { color: var(--c-accent-text); text-decoration: underline; }

.auth-submit { display: flex; align-items: center; justify-content: center; width: 100%; height: 52px; border: 0; border-radius: var(--radius-pill);
  background: var(--c-accent); color: var(--c-on-accent); font: inherit; font-size: 18.66px; font-weight: 800; cursor: pointer; transition: filter .15s var(--ease); }
.auth-submit:hover { filter: brightness(.92); }
.auth-submit:disabled { opacity: .55; cursor: not-allowed; }
.auth-submit.lg { height: 56px; }
.auth-back { display: block; width: 100%; margin-top: 14px; border: 0; background: none; color: var(--c-text-muted); font: inherit; font-size: 14px; cursor: pointer; }
.auth-back:hover { color: var(--c-text); }

.auth-alert { margin-top: 16px; padding: 12px 14px; border-radius: var(--radius-md); font-size: 14px;
  background: var(--c-surface); border: 1px solid var(--c-danger); color: var(--c-text); }
.auth-alert::before { content: "⚠ "; color: var(--c-danger); }
.auth-alert.info { border-color: var(--c-accent-text); }
.auth-alert.info::before { content: "ℹ "; color: var(--c-accent-text); }

.auth-divider { display: flex; align-items: center; gap: 10px; padding-top: 28px; font-size: 13px; color: var(--c-text-muted); }
.auth-divider span { flex: 1; border-top: 1px solid var(--c-border); }
.auth-social { display: flex; flex-direction: column; gap: 10px; padding-top: 20px; }
.auth-social-btn { display: flex; align-items: center; justify-content: center; gap: 10px; height: 48px; border-radius: var(--radius-pill);
  border: 1px solid var(--c-border-strong); background: var(--c-surface); color: var(--c-text); font-size: 15px; font-weight: 600; }
.auth-social-btn:hover { color: var(--c-text); border-color: var(--c-text-muted); }
.auth-social-ico { width: 20px; height: 20px; display: inline-block; background: center / contain no-repeat; }
.ico-google { background-image: url("/public/assets/social/google.svg"); }
.ico-kakao { background-image: url("/public/assets/social/kakao.svg"); }
.ico-naver { background-image: url("/public/assets/social/naver.svg"); }
.auth-foot { padding-top: 24px; text-align: center; font-size: 14px; color: var(--c-text-muted); }
.auth-foot .muted { color: var(--c-text-muted); }

/* 회원가입 단계 전환·회원 유형 카드 */
.auth-step { transition: opacity .18s ease, transform .18s ease; }
.auth-step.leaving { opacity: 0; transform: translateX(-14px); }
.auth-step.entering { opacity: 0; transform: translateX(14px); }
.auth-type-cards { display: grid; gap: 12px; padding-top: 24px; }
.auth-type-card { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%; padding: 18px 20px; text-align: left;
  border-radius: var(--radius-lg); border: 1px solid var(--c-border); background: var(--c-surface); color: var(--c-text); cursor: pointer; }
.auth-type-card:hover { border-color: var(--c-border-strong); }
.auth-type-card.active { border-color: var(--c-accent); box-shadow: 0 0 0 1px var(--c-accent); }
.auth-type-body { display: flex; flex-direction: column; gap: 4px; }
.auth-type-body strong { font-size: 16px; }
.auth-type-body span, .auth-type-body small { font-size: 13px; color: var(--c-text-muted); }
.auth-type-ico { display: grid; place-items: center; width: 44px; height: 44px; flex: none; border-radius: var(--radius-md); background: var(--c-surface-2); font-size: 22px; }

/* PoC 시범 운영 안내 모달 */
.auth-notice { width: min(420px, calc(100vw - 32px)); margin: auto; padding: 28px; border: 1px solid var(--c-border); border-radius: var(--radius-lg); background: var(--c-surface); color: var(--c-text); }
.auth-notice::backdrop { background: black; opacity: .65; }
.auth-notice h2 { margin: 0 0 12px; font-size: 22px; font-weight: 800; }
.auth-notice p { margin: 0 0 8px; font-size: 15px; line-height: 1.6; color: var(--c-text-muted); }
.auth-notice .auth-submit { margin-top: 20px; }

/* 오른쪽 브랜드 패널 — 두 테마 모두 어두운 영역 */
.auth-side { position: relative; flex: 1; display: flex; align-items: center; justify-content: center; overflow: hidden; border-radius: var(--radius-lg);
  background: radial-gradient(120% 120% at 80% 10%, var(--c-surface-2) 0%, var(--c-bg) 65%); border: 1px solid var(--c-border); }
.auth-side-grid { position: absolute; inset: 0; opacity: .35;
  background-image: linear-gradient(var(--c-border) 1px, transparent 1px), linear-gradient(90deg, var(--c-border) 1px, transparent 1px);
  background-size: 48px 48px; mask-image: radial-gradient(circle at 60% 40%, black, transparent 75%); }
.auth-side-card { position: relative; max-width: 420px; padding: 32px; color: var(--c-text); }
.auth-side-logo { height: 36px; width: auto; margin-bottom: 28px; }
.auth-side-card h2 { margin: 0 0 14px; font-size: 40px; font-weight: 800; line-height: 1.2; letter-spacing: -.02em; }
.auth-side-card h2 em { font-style: normal; color: var(--c-accent-text); }
.auth-side-card p { margin: 0 0 28px; font-size: 17px; line-height: 1.6; color: var(--c-text-muted); }
.auth-side-points { display: grid; gap: 10px; margin: 0 0 28px; font-size: 15px; }
.auth-side-points li { display: flex; align-items: center; gap: 10px; }
.auth-side-points svg { width: 18px; height: 18px; color: var(--c-accent-text); }
.auth-side-btn { display: inline-flex; align-items: center; height: 44px; padding: 0 20px; border-radius: var(--radius-pill);
  border: 1px solid var(--c-border-strong); color: var(--c-text); font-size: 15px; font-weight: 700; }
.auth-side-btn:hover { color: var(--c-text); border-color: var(--c-text); }

.auth-theme-toggle { position: fixed; right: 20px; top: 20px; z-index: 5; }

@media (max-width: 1024px) {
  .auth-side { display: none; }
  .auth-split { padding: 24px 16px; }
  .auth-field input { min-width: 0; }
}