/* ============================================================
   Velcourrier — 제작자에게 편지 쓰기
   · 편지지 색은 DB(letter_stationeries.theme)에서 오므로
     여기엔 색을 박지 않는다. 레이아웃과 구조만 담당.
   · 모바일 우선: 입력창·선물칩·보내기 버튼이 가리지 않게
     본문만 스크롤하고 헤더/푸터는 고정.
   ============================================================ */

/* 진입 버튼 — .creator-profile 안에 JS가 삽입 */
.vl-open-btn {
  margin-left: auto;
  flex-shrink: 0;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-sub);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color .15s, color .15s;
}
.vl-open-btn:hover:not(:disabled) { border-color: var(--text-main); color: var(--text-main); }
.vl-open-btn:disabled { opacity: .45; cursor: default; }

/* 오버레이 */
.vl-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10001;              /* report-modal(10000) 위 */
  background: rgba(0,0,0,.65);
  align-items: center;
  justify-content: center;
  padding: 12px;
}
.vl-overlay.vl-on { display: flex; }

.vl-sheet {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  width: 100%;
  max-width: 460px;
  max-height: 90dvh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* 헤더 / 푸터 고정, 가운데만 스크롤 */
.vl-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}
.vl-head strong { color: var(--text-main); font-size: 15px; }
.vl-x { cursor: pointer; color: var(--text-sub); font-size: 22px; line-height: 1; padding: 0 4px; }

.vl-body {
  padding: 16px 18px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  display: flex; flex-direction: column; gap: 14px;
  flex: 1 1 auto;
}

.vl-foot {
  display: flex; gap: 8px;
  padding: 12px 18px;
  padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
}
.vl-foot button {
  flex: 1;
  border-radius: 12px;
  padding: 12px;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid var(--border-color);
}
.vl-btn-ghost { background: transparent; color: var(--text-sub); }
.vl-btn-main  { background: var(--accent-main, #8B7FD4); color: #fff; border-color: transparent; font-weight: 600; }
.vl-btn-main:disabled { opacity: .5; cursor: default; }

/* 받는 사람 */
.vl-to {
  text-align: center;
  padding: 10px 0 2px;
}
.vl-to-name { color: var(--text-main); font-size: 17px; font-weight: 600; }
.vl-to-via  { color: var(--text-sub);  font-size: 12px; margin-top: 4px; }

.vl-label { font-size: 12px; color: var(--text-sub); margin-bottom: 7px; }

/* 편지지 선택 */
.vl-papers { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; }
.vl-paper {
  flex: 0 0 auto;
  width: 52px; height: 52px;
  border-radius: 10px;
  border: 2px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.vl-paper span {
  position: absolute; left: 0; right: 0; bottom: 0;
  font-size: 9px; text-align: center; padding: 2px 0;
  background: rgba(0,0,0,.35); color: #fff;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.vl-paper.vl-sel { border-color: var(--text-main); }

/* 편지지 미리보기 + 입력 */
.vl-sheet-preview {
  border-radius: 14px;
  padding: 14px;
  border: 1px solid;
  transition: background .15s, color .15s;
}
.vl-sheet-preview textarea {
  width: 100%;
  min-height: 150px;
  max-height: 34dvh;          /* ⚠️ 상한 필수 — 없으면 입력칸이 화면을 삼킨다 */
  resize: vertical;
  background: transparent;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 14px;
  line-height: 1.7;
  color: inherit;
}
.vl-sheet-preview textarea::placeholder { color: currentColor; opacity: .45; }
.vl-count { text-align: right; font-size: 11px; margin-top: 6px; opacity: .6; }
.vl-count.vl-warn { color: #E06C75; opacity: 1; }

/* 선물 */
.vl-gifts { display: flex; flex-wrap: wrap; gap: 7px; }
.vl-gift {
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-sub);
  border-radius: 999px;
  padding: 7px 13px;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
}
.vl-gift.vl-sel { border-color: var(--accent-main, #8B7FD4); color: var(--text-main); font-weight: 600; }
.vl-gift:disabled { opacity: .3; cursor: default; }

.vl-note { font-size: 11px; color: var(--text-sub); line-height: 1.6; }
.vl-total { font-size: 13px; color: var(--text-main); text-align: right; }

/* 안내(발송 불가) 상태 */
.vl-blocked { text-align: center; color: var(--text-sub); font-size: 14px; padding: 28px 10px; line-height: 1.7; }

@media (max-width: 380px) {
  .vl-sheet { border-radius: 16px; }
  .vl-paper { width: 46px; height: 46px; }
}

/* ═══════════════════════════════════════════════════════════
   🆕 [2026-09-08] 편지함 상단 「운영자 메시지」 (admin_mail.js)
   기존 .mb-* / .vl-* 규칙은 건드리지 않고 .am-* 로만 추가한다.
   ═══════════════════════════════════════════════════════════ */
.am-sec { margin: 0 0 14px; }
.am-sec-head { display: flex; align-items: center; gap: 8px; margin: 0 0 8px; }
.am-sec-title { font-size: 13px; font-weight: 600; color: var(--text-sub); letter-spacing: .02em; }
.am-badge-new {
  min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px;
  background: var(--accent-pink, #C8577A); color: #fff;
  font-size: 11px; font-weight: 700; line-height: 18px; text-align: center;
}
.am-card {
  position: relative; padding: 13px 14px; margin-bottom: 8px;
  border-radius: 12px; cursor: pointer;
  background: rgba(125, 35, 56, 0.10);
  border: 1px solid rgba(125, 35, 56, 0.30);
  transition: border-color .15s;
}
.am-card:hover { border-color: rgba(125, 35, 56, 0.55); }
.am-card.am-unread { background: rgba(125, 35, 56, 0.17); }
.am-row1 { display: flex; align-items: center; gap: 6px; margin-bottom: 6px; }
.am-kind {
  font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 6px;
  background: rgba(255, 255, 255, 0.10); color: var(--text-main);
}
.am-pin { font-size: 11px; color: var(--text-sub); }
.am-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-pink, #C8577A); margin-left: auto;
}
.am-title {
  font-size: 14px; color: var(--text-main); font-weight: 500;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.am-date { font-size: 11px; color: var(--text-sub); margin-top: 5px; }

/* 상세 */
.am-d-h    { font-size: 16px; font-weight: 600; color: var(--text-main); margin-bottom: 4px; }
.am-d-date { font-size: 11px; color: var(--text-sub); margin-bottom: 14px; }
.am-d-text { font-size: 14px; line-height: 1.75; color: var(--text-main); word-break: break-word; }

/* ═══ [2026-09-14] 답장 편지지 선택 — mailbox.js 의 .rp-paper 전용 ═══
   ⚠️ 기존 .mb-act 규칙은 건드리지 않는다. 선택 상태만 덧칠한다. */
.rp-paper.rp-on {
  border-color: var(--accent-pink, #8F7CFF);
  background: rgba(143, 124, 255, 0.10);
  font-weight: 700;
}