/* ═══════════════════════════════════════════════
   스토브 출석부 — 설정 페이지
   ═══════════════════════════════════════════════ */

/* ── PIN 오버레이 ── */
.pin-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
}
.pin-card {
  width: 100%; max-width: 360px; padding: 40px 32px;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  text-align: center;
}
.pin-icon { font-size: 36px; margin-bottom: 16px; }
.pin-title { font-size: 20px; font-weight: 800; color: var(--text-primary); margin-bottom: 6px; }
.pin-desc { font-size: 14px; color: var(--text-muted); margin-bottom: 24px; }
.pin-form { display: flex; flex-direction: column; gap: 10px; }
.pin-input {
  height: 44px; padding: 0 16px; text-align: center;
  font-size: 18px; font-weight: 700; letter-spacing: 0.2em;
  background: var(--bg-input); border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); outline: none; font-family: var(--font);
  transition: var(--transition);
}
.pin-input:focus { border-color: var(--border-focus); }
.pin-error { font-size: 13px; color: var(--absent); font-weight: 600; }
.pin-submit { width: 100%; height: 44px; font-size: 15px; font-weight: 700; }

/* ── 설정 헤더 (settings 전용) ── */
.app-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
  box-shadow: var(--shadow-sm);
}
.header-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 24px; height: 54px;
  display: flex; align-items: center; justify-content: space-between;
}
.header-brand { display: flex; align-items: center; }
.back-btn {
  font-size: 13px; font-weight: 600; color: var(--text-muted);
  padding: 6px 0; transition: var(--transition);
}
.back-btn:hover { color: var(--text-primary); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-title { font-size: 15px; font-weight: 800; color: var(--text-primary); }

/* ── 설정 메인 ── */
.settings-main {
  max-width: 760px; margin: 0 auto;
  padding: 32px 24px 80px;
  display: flex; flex-direction: column; gap: 0;
}
.settings-section { padding: 28px 0; }
.section-divider { height: 1px; background: var(--divider); }
.section-header { margin-bottom: 16px; }
.section-title { font-size: 18px; font-weight: 800; color: var(--text-primary); }
.section-desc { font-size: 14px; color: var(--text-muted); margin-top: 4px; }

/* ── 학기 목록 ── */
.semester-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }
.semester-row {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px;
  background: var(--bg-card); border: 1.5px solid var(--border);
  border-radius: 8px; transition: var(--transition);
}
.semester-row.active { border-color: #09090B; }
.semester-badge-active {
  font-size: 11px; font-weight: 700; color: #fff;
  background: #09090B; border-radius: 4px; padding: 2px 7px;
}
.semester-name { font-size: 16px; font-weight: 700; flex: 1; }
.semester-actions { display: flex; gap: 6px; }

/* ── 멤버 목록 ── */
.member-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.member-row {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  background: var(--bg-card); border: 1.5px solid var(--border);
  border-radius: 8px; transition: var(--transition);
}
.member-number {
  font-size: 12px; font-weight: 700; color: var(--text-muted);
  min-width: 20px;
}
.member-name { font-size: 16px; font-weight: 700; flex: 1; }
.member-actions { display: flex; gap: 6px; }

/* ── 공통 추가 버튼 ── */
.add-btn { margin-top: 4px; }

/* ── 편집기 ── */
.editor-filters {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end;
}
.editor-filters .form-select {
  height: 40px; padding: 0 12px; font-size: 14px;
  background: var(--bg-input); border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); outline: none; font-family: var(--font);
  transition: var(--transition); min-width: 140px;
}
.editor-filters .form-select:focus { border-color: var(--border-focus); }

/* ── 모달 (학기/멤버 추가 공용) ── */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,0.35);
  display: flex; align-items: center; justify-content: center;
}
.modal-box {
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  width: 100%; max-width: 400px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}
.modal-title { font-size: 17px; font-weight: 800; margin-bottom: 18px; }
.modal-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.modal-label { font-size: 12px; font-weight: 700; color: var(--text-sub); }
.modal-input {
  height: 40px; padding: 0 12px;
  background: var(--bg-input); border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); font-size: 14px;
  font-family: var(--font); outline: none; transition: var(--transition);
}
.modal-input:focus { border-color: var(--border-focus); }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 8px; }

/* ── 삭제 버튼 ── */
.btn-danger { background: transparent; color: #DC2626; border: 1.5px solid #FCA5A5; }
.btn-danger:hover { background: #FEF2F2; border-color: #DC2626; }

/* ── 모달 확장 (휴강 설정) ── */
.modal-box--wide { max-width: 520px; }
.modal-desc { font-size: 13px; color: var(--text-muted); margin: -10px 0 16px; line-height: 1.5; }
.holiday-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(76px, 1fr));
  gap: 8px; margin-bottom: 20px;
  max-height: 260px; overflow-y: auto;
  padding: 12px; border: 1.5px solid var(--border); border-radius: 8px;
}
.holiday-check-label {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600; cursor: pointer;
  padding: 6px 8px; border-radius: 6px; transition: background 0.15s;
}
.holiday-check-label:hover { background: var(--bg-hover, #F4F4F5); }
.holiday-check-label input[type="checkbox"] { width: 14px; height: 14px; cursor: pointer; }

/* ── 토스트 ── */
.settings-toast {
  position: fixed; bottom: 80px; left: 50%; transform: translateX(-50%);
  background: #09090B; color: #fff;
  padding: 10px 20px; border-radius: 10px;
  font-size: 14px; font-weight: 600; z-index: 9999;
  animation: popup-in 0.18s ease;
}

/* ── 스피너 ── */
.spinner-wrap { padding: 20px 0; display: flex; justify-content: center; }

/* ── 반응형 768px ── */
@media (max-width: 767px) {
  .settings-main { padding: 24px 16px 60px; }
  .header-inner { padding: 0 16px; }
  .editor-filters { flex-direction: column; }
  .editor-filters .form-select { width: 100%; min-width: unset; }
  .pin-card { padding: 28px 20px; }
}

/* ── 반응형 375px (소형 모바일) ── */
@media (max-width: 375px) {
  .pin-card { padding: 20px 14px; }
  .pin-title { font-size: 17px; }
  .settings-main { padding: 16px 10px 60px; }
  .section-title { font-size: 16px; }
  .semester-row { padding: 10px 10px; }
  .member-row { padding: 8px 10px; }
  .member-name { font-size: 14px; }
  .semester-name { font-size: 14px; }
  .header-inner { padding: 0 10px; height: 48px; }
  .header-title { font-size: 13px; }
  .modal-box { padding: 20px 14px; }
}