/* ================================================================
   layout.css — 레이아웃 & 컴포넌트 스타일
   역할  : 그리드, 카드, 패널, 폼, 모달 등 모든 UI 구조 스타일
   수정  : 컴포넌트 단위로 해당 섹션 주석을 찾아 수정
================================================================ */

/* ── A. 전역 기반 ── */
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Apple SD Gothic Neo', sans-serif;
  font-size: var(--fs-base);
  background: var(--bg3);
  color: var(--tx-override, var(--tx1));
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 2rem 1rem;
  transition: background 0.2s, color 0.2s;
}

/* ── B. 최상위 컨테이너 ── */
.container  { width: 100%; max-width: var(--cal-max-w); display: flex; gap: 0; align-items: start; }
.cal-wrap   { flex: 1; min-width: 0; }
.card       { background: var(--bg); border-radius: var(--rl); border: 0.5px solid var(--bd); box-shadow: var(--shadow); padding: 1.5rem; }

/* ── C. 패널 리사이저 ── */
.resizer { width: 8px; flex-shrink: 0; cursor: col-resize; display: flex; align-items: center; justify-content: center; margin: 0 3px; border-radius: 4px; transition: background 0.15s; align-self: stretch; }
.resizer:hover, .resizer.dragging { background: rgba(74, 144, 217, 0.18); }
.resizer::after { content: ''; display: block; width: 2px; height: 48px; background: var(--bd2); border-radius: 2px; transition: background 0.15s; }
.resizer:hover::after, .resizer.dragging::after { background: var(--acc); }

/* ── D. 사이드 패널 ── */
.side-panel { width: 360px; flex-shrink: 0; display: flex; flex-direction: column; gap: 1rem; min-width: 240px; max-width: 640px; }

/* ── E. 캘린더 헤더 & 네비 ── */
.cal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; flex-wrap: wrap; gap: 8px; }
.cal-title  { font-size: calc(var(--fs-base) * 1.5); font-weight: 500; }
.cal-nav    { display: flex; gap: 6px; align-items: center; }
.nbtn       { height: 34px; border-radius: var(--rm); border: 0.5px solid var(--bd2); background: transparent; color: var(--tx-override, var(--tx1)); cursor: pointer; font-size: var(--fs-base); display: flex; align-items: center; justify-content: center; padding: 0 12px; font-family: inherit; transition: background 0.15s; white-space: nowrap; }
.nbtn:hover { background: var(--bg2); }
.nbtn.icon  { width: 34px; padding: 0; }

/* ── F. 캘린더 그리드 ── */
.day-labels     { display: grid; grid-template-columns: repeat(7, 1fr); text-align: center; margin-bottom: 6px; }
.day-labels span { font-size: calc(var(--fs-base) * 0.86); color: var(--tx2); padding: 4px 0; font-weight: 500; }
.day-labels span.sun { color: #C95135; }
.day-labels span.sat { color: #4A90D9; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px; }
.cell       { min-height: 92px; border-radius: var(--rm); border: 0.5px solid var(--bd); background: var(--bg); padding: 6px; cursor: pointer; transition: border-color 0.15s, background 0.15s; overflow: hidden; position: relative; }
.cell:hover { border-color: var(--bd2); }
.cell.om .dn    { color: var(--tx3); }
.cell.today     { border-color: var(--acc); }
.cell.today .dn { background: var(--acc); color: #fff !important; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; }
.cell.sel       { background: var(--bg2); border-color: var(--bd2); }
.cell.sun-col .dn { color: #C95135; }
.cell.sat-col .dn { color: #4A90D9; }
.dn { font-size: calc(var(--fs-base) * 0.93); font-weight: 500; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; margin-bottom: 3px; }

/* ── G. 멀티데이 이벤트 칩 ── */
.chip-wrap   { display: flex; flex-direction: column; gap: 2px; }
.chip        { font-size: calc(var(--fs-base) * 0.79); color: #fff; border-radius: 4px; padding: 1px 6px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
.chip.span-start { border-radius: 4px 0 0 4px; margin-right: -6px; padding-right: 2px; }
.chip.span-mid   { border-radius: 0; margin-left: -6px; margin-right: -6px; padding-left: 2px; padding-right: 2px; opacity: 0.85; }
.chip.span-end   { border-radius: 0 4px 4px 0; margin-left: -6px; padding-left: 2px; }
.chip.single     { border-radius: 4px; }
.more { font-size: calc(var(--fs-base) * 0.79); color: var(--tx3); padding-left: 4px; }

/* ── H. 일정 패널 (선택 날짜) ── */
.panel-hd  { font-size: calc(var(--fs-base) * 1.07); font-weight: 500; margin-bottom: 12px; padding-bottom: 10px; border-bottom: 0.5px solid var(--bd); }
.ev-list   { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; min-height: 20px; }
.ev-item   { display: flex; align-items: flex-start; gap: 9px; padding: 9px 11px; border-radius: var(--rm); background: var(--bg2); border: 0.5px solid var(--bd); }
.ev-dot    { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; margin-top: 3px; }
.ev-info   { flex: 1; overflow: hidden; min-width: 0; }
.ev-name   { font-size: var(--fs-base); font-weight: 500; word-break: break-all; margin-bottom: 4px; }
.ev-meta-grid { display: grid; grid-template-columns: repeat(var(--cols, 4), 1fr); gap: 3px 6px; width: 100%; }
.ev-meta-cell { display: flex; align-items: center; gap: 3px; min-width: 0; overflow: hidden; }
.ev-meta-cell .mi { font-size: calc(var(--fs-base) * 0.79); flex-shrink: 0; line-height: 1; }
.ev-meta-cell .mv { font-size: calc(var(--fs-base) * 0.79); color: var(--tx2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.ev-actions { display: flex; gap: 2px; flex-shrink: 0; }
.icon-btn   { background: none; border: none; cursor: pointer; color: var(--tx3); font-size: var(--fs-base); padding: 3px 6px; border-radius: 4px; transition: color 0.15s, background 0.15s; line-height: 1; font-family: inherit; }
.icon-btn:hover { color: var(--tx-override, var(--tx1)); background: var(--bg3); }
.icon-btn.del:hover { color: #C95135; }
.no-ev { font-size: var(--fs-base); color: var(--tx3); padding: 4px 0; }

/* ── I. 입력 폼 ── */
.form { display: flex; flex-direction: column; gap: 9px; }
.form input,
.form select  { border: 0.5px solid var(--bd2); border-radius: var(--rm); padding: 8px 10px; font-size: var(--fs-base); background: var(--bg); color: var(--tx-override, var(--tx1)); font-family: inherit; outline: none; transition: border-color 0.15s; width: 100%; }
.form input:focus { border-color: var(--acc); }
.form-row     { display: flex; gap: 8px; }
.form-row > * { flex: 1; min-width: 0; }
.form-label   { font-size: calc(var(--fs-base) * 0.86); color: var(--tx2); font-weight: 500; margin-bottom: 4px; }
.field-err    { font-size: calc(var(--fs-base) * 0.79); color: #C95135; margin-top: 3px; display: none; }
.field-err.show { display: block; }
.input-err    { border-color: #C95135 !important; }
.btn-row { display: flex; gap: 8px; }
.btn-p   { padding: 8px 16px; background: var(--acc); color: #fff; border: none; border-radius: var(--rm); font-size: var(--fs-base); cursor: pointer; font-weight: 500; font-family: inherit; transition: background 0.15s; }
.btn-p:hover { background: var(--acc2); }
.btn-s   { padding: 8px 14px; background: none; border: 0.5px solid var(--bd2); border-radius: var(--rm); font-size: var(--fs-base); cursor: pointer; color: var(--tx-override, var(--tx1)); font-family: inherit; transition: background 0.15s; }
.btn-s:hover { background: var(--bg2); }
.open-btn      { width: 100%; padding: 9px; background: var(--bg2); border: 0.5px dashed var(--bd2); border-radius: var(--rm); font-size: var(--fs-base); cursor: pointer; color: var(--tx2); font-family: inherit; transition: background 0.15s; text-align: center; }
.open-btn:hover { background: var(--bg3); color: var(--tx-override, var(--tx1)); }
.color-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 7px; }
.cswatch       { width: 100%; aspect-ratio: 1; border-radius: 6px; border: 2.5px solid transparent; cursor: pointer; transition: transform 0.1s, border-color 0.1s; }
.cswatch:hover { transform: scale(1.12); }
.cswatch.active { border-color: var(--tx-override, var(--tx1)); transform: scale(1.08); }
.edit-badge { display: inline-block; font-size: calc(var(--fs-base) * 0.79); background: var(--acc); color: #fff; padding: 2px 8px; border-radius: 20px; margin-bottom: 8px; }
.sec-div  { margin-top: 14px; padding-top: 14px; border-top: 0.5px solid var(--bd); }
.sec-lbl  { font-size: var(--fs-base); font-weight: 500; color: var(--tx2); margin-bottom: 8px; }
.s-chips  { display: flex; flex-wrap: wrap; gap: 6px; }
.s-chip   { font-size: calc(var(--fs-base) * 0.86); padding: 3px 10px; border-radius: 20px; color: #fff; cursor: pointer; }

/* ── J. 주간 패널 ── */
.week-day-block { margin-bottom: 10px; }
.week-day-hd    { font-size: calc(var(--fs-base) * 0.86); font-weight: 600; margin-bottom: 5px; display: flex; align-items: center; gap: 6px; cursor: pointer; padding: 3px 4px; border-radius: 5px; }
.week-day-hd:hover { background: var(--bg2); }
.week-day-hd .wlabel { display: flex; align-items: center; gap: 5px; }
.week-day-hd .wdate  { font-size: calc(var(--fs-base) * 0.79); color: var(--tx3); font-weight: 400; }
.week-day-hd.is-today .wday { color: var(--acc); }
.week-day-hd.is-sun .wday   { color: #C95135; }
.week-day-hd.is-sat .wday   { color: #4A90D9; }
.week-ev-card       { padding: 7px 10px; border-radius: 6px; background: var(--bg2); border: 0.5px solid var(--bd); margin-bottom: 4px; cursor: pointer; transition: border-color 0.15s; }
.week-ev-card:hover { border-color: var(--bd2); }
.week-ev-top  { display: flex; align-items: center; gap: 7px; margin-bottom: 4px; }
.week-ev-dot  { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.week-ev-name { font-size: var(--fs-base); font-weight: 500; word-break: break-all; }
.week-meta-grid { display: grid; grid-template-columns: repeat(var(--cols, 4), 1fr); gap: 3px 6px; width: 100%; padding-left: 15px; }
.week-meta-cell { display: flex; align-items: center; gap: 3px; min-width: 0; overflow: hidden; }
.week-meta-cell .mi { font-size: calc(var(--fs-base) * 0.79); flex-shrink: 0; line-height: 1; }
.week-meta-cell .mv { font-size: calc(var(--fs-base) * 0.79); color: var(--tx2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.week-no-ev   { font-size: calc(var(--fs-base) * 0.86); color: var(--tx3); padding: 3px 8px; }
.week-divider { height: 0.5px; background: var(--bd); margin: 8px 0; }

/* ── K. 모달 공통 ── */
.modal-ov      { display: none; position: fixed; inset: 0; background: rgba(0, 0, 0, 0.45); z-index: 1000; align-items: center; justify-content: center; }
.modal-ov.open { display: flex; }
.modal         { background: var(--bg); border-radius: var(--rl); border: 0.5px solid var(--bd); box-shadow: 0 8px 40px rgba(0, 0, 0, 0.18); padding: 1.5rem; width: 420px; max-width: calc(100vw - 2rem); max-height: 90vh; overflow-y: auto; }
.modal.wide    { width: 580px; }
.modal-title   { font-size: calc(var(--fs-base) * 1.14); font-weight: 500; margin-bottom: 1.25rem; }
.modal-field   { margin-bottom: 12px; }
.modal-field label { font-size: calc(var(--fs-base) * 0.93); color: var(--tx2); display: block; margin-bottom: 4px; }
.modal-field input[type=date],
.modal-field input[type=text],
.modal-field input[type=number],
.modal-field select { border: 0.5px solid var(--bd2); border-radius: var(--rm); padding: 8px 10px; font-size: var(--fs-base); background: var(--bg); color: var(--tx-override, var(--tx1)); font-family: inherit; outline: none; width: 100%; }
.modal-field input:focus,
.modal-field select:focus { border-color: var(--acc); }
.modal-footer { display: flex; gap: 8px; justify-content: flex-end; margin-top: 1.25rem; }
.export-info  { font-size: calc(var(--fs-base) * 0.86); color: var(--tx3); margin-top: 6px; min-height: 18px; }

/* ── L. 엑셀 불러오기 모달 ── */
.import-drop       { border: 1.5px dashed var(--bd2); border-radius: var(--rm); padding: 2rem 1rem; text-align: center; cursor: pointer; transition: border-color 0.15s, background 0.15s; margin-bottom: 14px; }
.import-drop:hover,
.import-drop.drag-over { border-color: var(--acc); background: rgba(74, 144, 217, 0.06); }
.import-drop-icon  { font-size: 28px; margin-bottom: 8px; }
.import-drop-text  { font-size: var(--fs-base); color: var(--tx2); }
.import-drop-sub   { font-size: calc(var(--fs-base) * 0.86); color: var(--tx3); margin-top: 4px; }
.import-preview    { max-height: 240px; overflow-y: auto; border: 0.5px solid var(--bd); border-radius: var(--rm); margin-bottom: 14px; }
.import-preview table { width: 100%; border-collapse: collapse; font-size: calc(var(--fs-base) * 0.86); }
.import-preview th { background: var(--bg2); color: var(--tx2); font-weight: 500; padding: 6px 10px; text-align: left; border-bottom: 0.5px solid var(--bd); position: sticky; top: 0; }
.import-preview td { padding: 5px 10px; border-bottom: 0.5px solid var(--bd); color: var(--tx-override, var(--tx1)); vertical-align: middle; }
.import-preview tr:last-child td { border-bottom: none; }
.import-preview .err-row td { color: #C95135; background: rgba(201, 81, 53, 0.06); }
.import-status      { font-size: var(--fs-base); margin-bottom: 10px; min-height: 20px; }
.import-status.ok   { color: #1D9E75; }
.import-status.warn { color: #D4880F; }
.import-status.err  { color: #C95135; }
.import-mode-row    { display: flex; gap: 10px; margin-bottom: 14px; }
.import-mode-btn    { flex: 1; padding: 8px; border-radius: var(--rm); border: 0.5px solid var(--bd2); background: var(--bg2); color: var(--tx-override, var(--tx1)); font-size: var(--fs-base); cursor: pointer; font-family: inherit; transition: background 0.15s, border-color 0.15s; text-align: center; }
.import-mode-btn.active { border-color: var(--acc); background: rgba(74, 144, 217, 0.1); color: var(--acc); font-weight: 500; }

/* ── M. 설정 모달 ── */
.settings-section        { margin-bottom: 20px; padding-bottom: 16px; border-bottom: 0.5px solid var(--bd); }
.settings-section:last-child { border-bottom: none; margin-bottom: 0; }
.settings-section-title  { font-size: calc(var(--fs-base) * 0.86); font-weight: 600; color: var(--tx2); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 12px; }
.settings-row            { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.settings-row:last-child { margin-bottom: 0; }
.settings-label          { font-size: var(--fs-base); color: var(--tx-override, var(--tx1)); flex: 1; }
.settings-label small    { display: block; font-size: calc(var(--fs-base) * 0.79); color: var(--tx3); margin-top: 2px; }
.settings-control        { flex-shrink: 0; }
.settings-control input[type=range]  { width: 120px; accent-color: var(--acc); }
.settings-control input[type=color]  { width: 40px; height: 32px; border: 0.5px solid var(--bd2); border-radius: var(--rm); cursor: pointer; padding: 2px; background: var(--bg); }
.settings-control input[type=number] { width: 80px; border: 0.5px solid var(--bd2); border-radius: var(--rm); padding: 6px 8px; font-size: var(--fs-base); background: var(--bg); color: var(--tx-override, var(--tx1)); font-family: inherit; outline: none; text-align: center; }
.settings-control input[type=number]:focus { border-color: var(--acc); }
.settings-control select { border: 0.5px solid var(--bd2); border-radius: var(--rm); padding: 6px 8px; font-size: var(--fs-base); background: var(--bg); color: var(--tx-override, var(--tx1)); font-family: inherit; outline: none; cursor: pointer; }
.settings-control select:focus { border-color: var(--acc); }
.theme-btns { display: flex; gap: 6px; }
.theme-btn  { padding: 6px 12px; border-radius: var(--rm); border: 0.5px solid var(--bd2); background: var(--bg2); color: var(--tx-override, var(--tx1)); font-size: calc(var(--fs-base) * 0.86); cursor: pointer; font-family: inherit; transition: background 0.15s, border-color 0.15s; }
.theme-btn.active { border-color: var(--acc); background: rgba(74, 144, 217, 0.12); color: var(--acc); font-weight: 500; }
.settings-preview { margin-top: 6px; padding: 8px 12px; border-radius: var(--rm); background: var(--bg2); font-size: var(--fs-base); color: var(--tx-override, var(--tx1)); }
.badge-reset       { font-size: calc(var(--fs-base) * 0.79); padding: 3px 8px; border-radius: 20px; border: 0.5px solid var(--bd2); background: var(--bg2); cursor: pointer; color: var(--tx2); font-family: inherit; }
.badge-reset:hover { background: var(--bg3); }

/* ── N. 반응형 ── */
@media (max-width: 780px) {
  .container  { flex-direction: column; }
  .resizer    { display: none; }
  .side-panel { width: 100% !important; max-width: 100%; }
  .cell       { min-height: 60px; }
}