/* 정보부장 — 인증 페이지 (중앙 정렬 카드형, styles.css 토큰 재사용) */
.auth { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 40px var(--gutter); background: radial-gradient(120% 80% at 50% -10%, var(--signal-wash), transparent 60%), var(--paper); }
.auth__card { width: 100%; max-width: 412px; }
.auth__head { text-align: center; margin-bottom: 30px; }
.auth__head .brand { justify-content: center; font-size: 21px; }
.auth__head h1 { font-size: 25px; font-weight: 800; letter-spacing: -.03em; margin-top: 22px; }
.auth__head .sub { color: var(--ink-3); font-size: 14.5px; margin-top: 8px; }
.auth__panel { background: var(--paper-2); border: 1px solid var(--hair); border-radius: var(--r-lg); box-shadow: var(--shadow); padding: 30px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-2); margin-bottom: 7px; }
.field input { width: 100%; font-family: var(--sans); font-size: 15px; color: var(--ink); background: var(--paper-2); border: 1px solid var(--hair); border-radius: var(--r-sm); padding: 12px 14px; transition: border-color .15s, box-shadow .15s; outline: none; }
.field input::placeholder { color: var(--ink-3); }
.field input:focus { border-color: var(--signal); box-shadow: 0 0 0 3px var(--signal-wash); }
.field .hint { font-size: 12px; color: var(--ink-3); margin-top: 6px; }
.school { position: relative; }
.school__results { position: absolute; left: 0; right: 0; top: calc(100% + 6px); z-index: 20; background: var(--paper-2); border: 1px solid var(--hair); border-radius: var(--r-sm); box-shadow: var(--shadow); max-height: 240px; overflow-y: auto; display: none; }
.school__results.open { display: block; }
.school__item { padding: 11px 14px; cursor: pointer; border-bottom: 1px solid var(--hair-2); transition: background .12s; }
.school__item:last-child { border-bottom: none; }
.school__item:hover, .school__item.active { background: var(--signal-wash); }
.school__item b { font-size: 14px; }
.school__item span { font-family: var(--mono); font-size: 11px; color: var(--ink-3); margin-left: 8px; }
.school__empty { padding: 14px; font-size: 13px; color: var(--ink-3); text-align: center; }
.school__picked { display: none; align-items: center; gap: 8px; margin-top: 8px; font-size: 13px; color: var(--live); font-weight: 600; }
.school__picked.show { display: flex; }
.alert { padding: 11px 14px; border-radius: var(--r-sm); font-size: 13.5px; margin-bottom: 16px; display: none; }
.alert.show { display: block; }
.alert--error { background: var(--alert-wash); color: var(--alert); }
.alert--ok { background: var(--live-wash); color: var(--live); }
.btn[data-loading="1"] { opacity: .7; pointer-events: none; }
.auth__switch { margin-top: 22px; text-align: center; font-size: 14px; color: var(--ink-3); }
.auth__switch a { color: var(--signal); font-weight: 600; }
.auth__back { display: flex; justify-content: center; gap: 6px; font-size: 13px; color: var(--ink-3); margin-top: 20px; }
.auth__back:hover { color: var(--ink); }
@media (max-width: 480px) { .auth { padding: 24px 18px; } .auth__panel { padding: 24px 20px; box-shadow: var(--shadow-sm); } }