/* ============================================================
   GLOBAL / RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --clr-bg:        #f0f2f5;
  --clr-surface:   #ffffff;
  --clr-border:    #e2e6ea;
  --clr-text:      #1a202c;
  --clr-sub:       #718096;
  --clr-primary:   #4361ee;
  --clr-primary-d: #3451d1;
  --clr-danger:    #e53e3e;
  --clr-report:    #7c3aed;

  --clr-A:    #4361ee; --clr-A-bg: #ebefff; --clr-A-lt: #dce3ff;
  --clr-B:    #38a169; --clr-B-bg: #e6f4ed; --clr-B-lt: #c6e6d5;
  --clr-C:    #d97706; --clr-C-bg: #fef3e0; --clr-C-lt: #fde8b7;
  --clr-D:    #718096; --clr-D-bg: #f0f2f5; --clr-D-lt: #e2e6ea;
  --clr-lunch:#e2e8f0;

  --hdr-h: 58px;
  --leg-h: 44px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,.12);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.18);
  --transition: 0.18s ease;
}

html { font-size: 14px; }
body {
  font-family: 'Noto Sans KR', sans-serif;
  background: var(--clr-bg);
  color: var(--clr-text);
  min-height: 100vh;
}

/* ============================================================
   HEADER
   ============================================================ */
.app-header {
  background: var(--clr-primary);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 120;
  height: var(--hdr-h);
  box-shadow: 0 2px 12px rgba(67,97,238,.35);
}

.header-inner {
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  flex: 1;
  overflow: hidden;
}

.header-icon { font-size: 1.6rem; opacity: .9; flex-shrink: 0; }

/* 앱 타이틀 2-line 블록 */
.app-title-block { display: flex; flex-direction: column; line-height: 1.2; flex-shrink: 0; }
.app-brand { font-size: .68rem; font-weight: 500; opacity: .75; letter-spacing: .4px; }
.app-title { font-size: 1rem; font-weight: 700; white-space: nowrap; }

.header-right {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.week-label-display {
  font-size: .9rem;
  font-weight: 600;
  padding: 0 8px;
  min-width: 160px;
  text-align: center;
  white-space: nowrap;
}

/* ============================================================
   LEGEND BAR (sticky below header)
   ============================================================ */
.legend-bar {
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  position: sticky;
  top: var(--hdr-h);
  z-index: 110;
  box-shadow: var(--shadow-sm);
}

.legend-bar > .legend-left,
.legend-bar > .legend-right {
  /* inner layout handled by flex on .legend-bar itself */
}

.legend-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: var(--leg-h);
  gap: 12px;
}

.legend-left {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 1;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.legend-left::-webkit-scrollbar { display: none; }

.legend-title {
  font-size: .78rem;
  font-weight: 700;
  color: var(--clr-sub);
  white-space: nowrap;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .82rem;
  color: var(--clr-text);
  white-space: nowrap;
}

.legend-right {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.cat-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  font-weight: 700; font-size: .72rem; color: #fff;
  flex-shrink: 0;
}
.cat-badge.cat-A { background: var(--clr-A); }
.cat-badge.cat-B { background: var(--clr-B); }
.cat-badge.cat-C { background: var(--clr-C); }
.cat-badge.cat-D { background: var(--clr-D); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: .82rem; font-weight: 500;
  cursor: pointer; border: none;
  transition: background var(--transition), transform var(--transition), opacity var(--transition);
  font-family: inherit; white-space: nowrap;
}
.btn:active { transform: scale(.97); }

.btn-primary       { background: var(--clr-primary); color: #fff; }
.btn-primary:hover { background: var(--clr-primary-d); }

.btn-outline       { background: rgba(255,255,255,.15); color: #fff; border: 1px solid rgba(255,255,255,.4); }
.btn-outline:hover { background: rgba(255,255,255,.28); }

.btn-ghost         { background: transparent; color: var(--clr-sub); border: 1px solid var(--clr-border); }
.btn-ghost:hover   { background: var(--clr-bg); }

.btn-danger        { background: var(--clr-danger); color: #fff; }
.btn-danger:hover  { opacity:.9; }
.btn-danger-ghost  { background: transparent; color: var(--clr-danger); border: 1px solid #fca5a5; }
.btn-danger-ghost:hover { background: #fff5f5; }

.btn-report        { background: var(--clr-report); color: #fff; }
.btn-report:hover  { opacity:.9; }

.btn-sm  { padding: 5px 11px; font-size: .78rem; }
.btn-xs  { padding: 3px 8px;  font-size: .72rem; }

/* ============================================================
   MAIN
   ============================================================ */
.app-main {
  max-width: 1500px;
  margin: 0 auto;
  padding: 16px 20px 60px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ============================================================
   ISSUE SECTION
   ============================================================ */
.issue-section {
  background: #fffbf0;
  border: 1px solid #fde68a;
  border-radius: var(--radius-md);
  overflow: hidden;
}
.issue-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid #fde68a;
  font-weight: 600; font-size: .88rem; color: var(--clr-text);
}
.issue-header i { color: var(--clr-C); margin-right: 6px; }
.issue-body { padding: 12px 16px; font-size: .85rem; line-height: 1.8; white-space: pre-wrap; }
.issue-edit-area { padding: 0 16px 12px; }
.empty-msg { color: var(--clr-sub); font-style: italic; }

/* ============================================================
   TIMETABLE
   ============================================================ */
.timetable-wrapper {
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.timetable-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.timetable {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: .8rem;
}

/* Head */
.timetable thead tr th {
  background: var(--clr-primary);
  color: #fff;
  padding: 10px 8px;
  text-align: center;
  font-weight: 600;
  border-right: 1px solid rgba(255,255,255,.2);
}
.timetable thead tr th:first-child {
  background: #3451d1;
  min-width: 86px; width: 86px;
  position: sticky; left: 0; z-index: 3;
}

/* Body */
.timetable tbody tr td { border: 1px solid var(--clr-border); vertical-align: top; padding: 0; }

.time-cell {
  background: #f7f8fc;
  text-align: center;
  font-weight: 500;
  color: var(--clr-sub); font-size: .72rem;
  padding: 4px 4px;
  position: sticky; left: 0; z-index: 1;
  min-width: 86px; width: 86px;
  border-right: 2px solid var(--clr-border);
  vertical-align: middle;
}

.lunch-row td { background: var(--clr-lunch); }
.lunch-label { text-align: center; font-size: .78rem; color: var(--clr-sub); padding: 6px; font-style: italic; }

.day-cell {
  min-width: 160px; width: 160px;
  height: 34px;
  cursor: pointer;
  transition: background var(--transition);
  position: relative;
  vertical-align: middle;
}
.day-cell:hover .cell-add-hint { opacity: 1; }
.day-cell:empty-cell:hover, .day-cell:hover { filter: brightness(.96); }

.cell-chip {
  display: flex; align-items: center; gap: 5px;
  padding: 4px 7px; height: 100%; min-height: 34px;
  cursor: pointer; transition: filter var(--transition);
}
.cell-chip:hover { filter: brightness(.95); }

.chip-cat {
  flex-shrink: 0; width: 18px; height: 18px; border-radius: 50%;
  font-size: .66rem; font-weight: 700; color: #fff;
  display: flex; align-items: center; justify-content: center;
  margin-top: 1px;
}
.chip-text { font-size: .76rem; line-height: 1.45; flex: 1; white-space: pre-wrap; word-break: break-word; }

.cell-cat-A { background: var(--clr-A-lt); }
.cell-cat-B { background: var(--clr-B-lt); }
.cell-cat-C { background: var(--clr-C-lt); }
.cell-cat-D { background: var(--clr-D-lt); }
.chip-cat-A { background: var(--clr-A); }
.chip-cat-B { background: var(--clr-B); }
.chip-cat-C { background: var(--clr-C); }
.chip-cat-D { background: var(--clr-D); }

.cell-add-hint {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0; pointer-events: none;
  color: #a0aec0; font-size: 1rem;
  transition: opacity var(--transition);
}
.day-cell:hover .cell-add-hint { opacity: 1; }

/* ============================================================
   DASHBOARD (하단 통계)
   ============================================================ */
.dashboard-section {
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.dashboard-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 18px;
  border-bottom: 1px solid var(--clr-border);
  font-weight: 700; font-size: .92rem; color: var(--clr-text);
  background: #f7f9ff;
}
.dashboard-header i { color: var(--clr-primary); margin-right: 8px; }
.dashboard-week-label { font-size: .8rem; color: var(--clr-sub); font-weight: 400; }

.stats-grid {
  display: grid;
  grid-template-columns: 110px repeat(4, 1fr);
  gap: 0;
  padding: 16px;
  gap: 12px;
}

.stat-card {
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  padding: 14px 14px 10px;
  text-align: center;
  border: 1px solid var(--clr-border);
  transition: transform var(--transition);
}
.stat-card:hover { transform: translateY(-2px); }

.stat-total { border-top: 3px solid var(--clr-primary); }
.stat-card.cat-A-bg { border-top: 3px solid var(--clr-A); background: var(--clr-A-bg); }
.stat-card.cat-B-bg { border-top: 3px solid var(--clr-B); background: var(--clr-B-bg); }
.stat-card.cat-C-bg { border-top: 3px solid var(--clr-C); background: var(--clr-C-bg); }
.stat-card.cat-D-bg { border-top: 3px solid var(--clr-D); background: var(--clr-D-bg); }

.stat-label { font-size: .72rem; color: var(--clr-sub); margin-bottom: 4px; font-weight: 500; }
.stat-value { font-size: 1.6rem; font-weight: 700; line-height: 1.1; }
.stat-sub   { font-size: .72rem; color: var(--clr-sub); margin-top: 4px; }

.stat-bar-wrap { background: rgba(0,0,0,.07); border-radius: 999px; height: 5px; margin: 6px 0 2px; overflow: hidden; }
.stat-bar { height: 100%; border-radius: 999px; transition: width .5s ease; width: 0%; }
.stat-bar-A { background: var(--clr-A); }
.stat-bar-B { background: var(--clr-B); }
.stat-bar-C { background: var(--clr-C); }
.stat-bar-D { background: var(--clr-D); }

/* ============================================================
   REPORT SECTION
   ============================================================ */
.report-section {
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 2px solid var(--clr-report);
}

.report-header {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 10px;
  padding: 12px 18px;
  background: #f5f0ff;
  border-bottom: 1px solid #ddd6fe;
}

.report-tabs { display: flex; gap: 6px; }
.rtab {
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid #c4b5fd;
  background: transparent;
  color: var(--clr-report);
  cursor: pointer; font-size: .82rem; font-weight: 600;
  font-family: inherit;
  transition: background var(--transition), color var(--transition);
}
.rtab.active, .rtab:hover { background: var(--clr-report); color: #fff; }

.report-controls { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.report-ctrl-group { display: flex; gap: 6px; }

.form-select {
  padding: 6px 10px;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-size: .82rem;
  font-family: inherit;
  background: #fff;
  color: var(--clr-text);
  cursor: pointer;
}
.form-select:focus { outline: none; border-color: var(--clr-primary); }

.report-body { padding: 20px; }

.report-placeholder {
  text-align: center; padding: 48px 20px; color: var(--clr-sub);
}
.report-placeholder i { font-size: 2.5rem; color: #c4b5fd; display: block; margin-bottom: 12px; }

/* 리포트 결과 그리드 */
.report-result { display: flex; flex-direction: column; gap: 20px; }
.report-summary-row {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 12px;
}
.rsum-card {
  padding: 14px; border-radius: var(--radius-md);
  text-align: center; border: 1px solid var(--clr-border);
}
.rsum-card.rsum-total { border-top: 3px solid var(--clr-primary); }
.rsum-card.rsum-A { border-top: 3px solid var(--clr-A); background: var(--clr-A-bg); }
.rsum-card.rsum-B { border-top: 3px solid var(--clr-B); background: var(--clr-B-bg); }
.rsum-card.rsum-C { border-top: 3px solid var(--clr-C); background: var(--clr-C-bg); }
.rsum-card.rsum-D { border-top: 3px solid var(--clr-D); background: var(--clr-D-bg); }
.rsum-label { font-size: .72rem; color: var(--clr-sub); margin-bottom: 4px; }
.rsum-value { font-size: 1.5rem; font-weight: 700; }
.rsum-pct   { font-size: .72rem; color: var(--clr-sub); margin-top: 2px; }

.report-charts { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.report-chart-box {
  background: #fafafa;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 16px;
}
.report-chart-title { font-size: .85rem; font-weight: 600; margin-bottom: 12px; color: var(--clr-text); }
.report-chart-box canvas { max-height: 280px; }

.report-table-wrap { overflow-x: auto; }
.report-table {
  width: 100%; border-collapse: collapse; font-size: .8rem;
}
.report-table th {
  background: #f7f9ff; padding: 8px 12px; text-align: left;
  border-bottom: 2px solid var(--clr-border); font-weight: 600; white-space: nowrap;
}
.report-table td {
  padding: 7px 12px; border-bottom: 1px solid var(--clr-border); vertical-align: middle;
}
.report-table tr:hover td { background: #f9fafb; }

/* ============================================================
   MODALS
   ============================================================ */
.modal-backdrop {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.45); z-index: 200;
  align-items: center; justify-content: center; padding: 16px;
}
.modal-backdrop.open { display: flex; animation: fadeIn .15s ease; }

@keyframes fadeIn  { from { opacity:0; } to { opacity:1; } }
@keyframes slideUp { from { transform: translateY(20px); opacity:0; } to { transform: translateY(0); opacity:1; } }

.modal {
  background: var(--clr-surface); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); width: 100%; max-width: 520px;
  animation: slideUp .18s ease; overflow: hidden;
}
.modal-sm { max-width: 360px; }

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px 12px; border-bottom: 1px solid var(--clr-border);
  font-size: .95rem; font-weight: 700;
}
.modal-header i { color: var(--clr-primary); margin-right: 7px; }
.modal-close { background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--clr-sub); line-height:1; }
.modal-close:hover { color: var(--clr-text); }

.modal-body   { padding: 16px 20px; }
.modal-footer {
  display: flex; align-items: center; justify-content: flex-end; gap: 8px;
  padding: 12px 20px; border-top: 1px solid var(--clr-border); background: #fafafa;
}

/* ============================================================
   FORM
   ============================================================ */
.form-label { display: block; font-size: .78rem; font-weight: 600; color: var(--clr-sub); margin-bottom: 4px; }
.required   { color: var(--clr-danger); }

.form-input {
  width: 100%; padding: 8px 10px;
  border: 1px solid var(--clr-border); border-radius: var(--radius-sm);
  font-size: .85rem; font-family: inherit; color: var(--clr-text);
  transition: border var(--transition), box-shadow var(--transition); background: #fff;
}
.form-input:focus, .form-textarea:focus {
  outline: none; border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(67,97,238,.12);
}
.form-textarea {
  width: 100%; padding: 8px 10px;
  border: 1px solid var(--clr-border); border-radius: var(--radius-sm);
  font-size: .85rem; font-family: inherit; resize: vertical; color: var(--clr-text);
}

.form-row { display: flex; gap: 10px; align-items: flex-start; }

/* Cat selector */
.cat-selector { display: flex; gap: 6px; }
.cat-btn {
  width: 34px; height: 34px; border-radius: 50%;
  border: 3px solid transparent; font-weight: 700; font-size: .82rem;
  cursor: pointer; color: #fff;
  transition: transform var(--transition), border-color var(--transition);
}
.cat-btn[data-cat="A"] { background: var(--clr-A); }
.cat-btn[data-cat="B"] { background: var(--clr-B); }
.cat-btn[data-cat="C"] { background: var(--clr-C); }
.cat-btn[data-cat="D"] { background: var(--clr-D); }
.cat-btn.selected { border-color: #fff; outline: 3px solid currentColor; transform: scale(1.15); }
.cat-btn[data-cat="A"].selected { outline-color: var(--clr-A); }
.cat-btn[data-cat="B"].selected { outline-color: var(--clr-B); }
.cat-btn[data-cat="C"].selected { outline-color: var(--clr-C); }
.cat-btn[data-cat="D"].selected { outline-color: var(--clr-D); }

/* ============================================================
   TOAST
   ============================================================ */
.toast {
  position: fixed; bottom: 28px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #1a202c; color: #fff; padding: 9px 22px;
  border-radius: 999px; font-size: .85rem; font-weight: 500;
  opacity: 0; pointer-events: none;
  transition: opacity .25s, transform .25s;
  z-index: 999; white-space: nowrap;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-week {
  text-align: center; padding: 60px 20px; color: var(--clr-sub);
}
.empty-week i { font-size: 3rem; color: #cbd5e0; margin-bottom: 14px; display: block; }
.empty-week h2 { font-size: 1.1rem; margin-bottom: 8px; color: var(--clr-text); }
.empty-week p  { font-size: .85rem; }

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track  { background: transparent; }
::-webkit-scrollbar-thumb  { background: #cbd5e0; border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: #a0aec0; }

/* ============================================================
   HEADER — 현재 사용자 뱃지
   ============================================================ */
.current-user-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 999px;
  padding: 4px 12px 4px 5px;
  flex-shrink: 0;
}
.user-avatar {
  width: 26px; height: 26px; border-radius: 50%;
  background: #fff;
  color: var(--clr-primary);
  font-size: .8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.user-name { font-size: .85rem; font-weight: 600; white-space: nowrap; color: #fff; }

.btn-logout {
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.9);
  border: 1px solid rgba(255,255,255,.3);
}
.btn-logout:hover { background: rgba(255,80,80,.35); color: #fff; }

/* 엑셀 버튼 */
.btn-excel        { background: #1d6f42; color: #fff; }
.btn-excel:hover  { background: #155d35; }

.report-result-title {
  font-size: .95rem; font-weight: 700; margin-bottom: 14px;
  color: var(--clr-text);
}
.report-result-title i { color: var(--clr-primary); margin-right: 6px; }

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-body {
  background: linear-gradient(135deg, #4361ee 0%, #7c3aed 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  width: 100%;
  max-width: 440px;
}

/* 로고 */
.login-logo { text-align: center; color: #fff; }
.login-logo-icon {
  width: 72px; height: 72px;
  background: rgba(255,255,255,.2);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  font-size: 2rem;
  color: #fff;
  backdrop-filter: blur(8px);
  border: 2px solid rgba(255,255,255,.35);
}
.login-title {
  font-size: 1.7rem; font-weight: 700;
  margin-bottom: 6px; letter-spacing: -.3px;
}
.login-brand {
  font-size: .82rem; font-weight: 500;
  opacity: .8; margin-bottom: 4px; letter-spacing: .4px;
}
.login-sub {
  font-size: .92rem; opacity: .8;
}

/* 입력 카드 */
.login-card {
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
  padding: 28px 28px 24px;
  width: 100%;
}

.login-input-row {
  display: flex;
  gap: 8px;
  margin-bottom: 22px;
}

.login-input {
  flex: 1;
  padding: 12px 16px;
  font-size: 1rem;
  font-family: inherit;
  border: 2px solid var(--clr-border);
  border-radius: 12px;
  color: var(--clr-text);
  transition: border .18s, box-shadow .18s;
  outline: none;
}
.login-input:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 4px rgba(67,97,238,.15);
}
.login-input.shake {
  animation: shake-anim .35s ease;
  border-color: var(--clr-danger);
}
@keyframes shake-anim {
  0%,100% { transform: translateX(0); }
  20%     { transform: translateX(-6px); }
  40%     { transform: translateX(6px); }
  60%     { transform: translateX(-4px); }
  80%     { transform: translateX(4px); }
}

.login-btn {
  padding: 12px 20px;
  background: var(--clr-primary);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  white-space: nowrap;
  transition: background .18s, transform .12s;
  display: inline-flex; align-items: center; gap: 6px;
}
.login-btn:hover  { background: var(--clr-primary-d); }
.login-btn:active { transform: scale(.97); }

/* 기존 사용자 목록 */
.login-history { }
.login-history-label {
  font-size: .78rem;
  font-weight: 600;
  color: var(--clr-sub);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.login-user-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.login-user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  cursor: pointer;
  transition: background .16s, border-color .16s, transform .12s;
}
.login-user-chip:hover {
  background: var(--clr-A-bg);
  border-color: var(--clr-A);
  transform: translateX(3px);
}

.login-user-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--clr-primary);
  color: #fff;
  font-size: .9rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.login-user-name {
  flex: 1;
  font-size: .92rem;
  font-weight: 600;
  color: var(--clr-text);
}

.login-user-del {
  background: none;
  border: none;
  color: #cbd5e0;
  cursor: pointer;
  font-size: .8rem;
  padding: 4px 6px;
  border-radius: 6px;
  transition: color .16s, background .16s;
  line-height: 1;
}
.login-user-del:hover {
  color: var(--clr-danger);
  background: #fff0f0;
}

/* 로그인 푸터 */
.login-footer {
  color: rgba(255,255,255,.65);
  font-size: .8rem;
  text-align: center;
}

/* ============================================================
   TIME-MODE TOGGLE  (셀 모달 내 입력 단위 선택)
   ============================================================ */
.time-mode-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #f7f8fc;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 8px 12px;
  flex-wrap: wrap;
}

.time-mode-toggle {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.mode-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 13px;
  border-radius: 999px;
  border: 1.5px solid var(--clr-border);
  background: #fff;
  color: var(--clr-sub);
  font-size: .78rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.mode-btn:hover { border-color: var(--clr-primary); color: var(--clr-primary); }
.mode-btn.active {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(67,97,238,.3);
}
.mode-btn.active:hover { opacity: .9; }

/* 30분 활성 시 다른 색상 */
#btnMode30m.active {
  background: #0891b2;
  border-color: #0891b2;
  box-shadow: 0 2px 8px rgba(8,145,178,.3);
}

.time-mode-desc {
  font-size: .72rem;
  color: var(--clr-sub);
  flex: 1;
  min-width: 0;
}

/* 모달 타이틀 내 모드 태그 */
.mode-tag {
  display: inline-flex; align-items: center;
  padding: 1px 7px;
  border-radius: 999px;
  font-size: .68rem; font-weight: 700;
  margin-left: 6px;
  vertical-align: middle;
}
.mode-tag.mode-1h  { background: #ebefff; color: var(--clr-primary); }
.mode-tag.mode-30m { background: #e0f7fa; color: #0891b2; }

/* ============================================================
   SPAN BADGE  (병합 셀 시간 배지)
   ============================================================ */
.span-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.18);
  color: #fff;
  font-size: .62rem;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 999px;
  margin-left: auto;
  flex-shrink: 0;
  letter-spacing: .2px;
}

/* 병합 셀: 내용 세로 중앙 정렬 + 왼쪽 강조선 */
.day-cell[rowspan] {
  vertical-align: middle;
  border-left: 3px solid transparent;
}
.day-cell.cell-cat-A[rowspan] { border-left-color: var(--clr-A); }
.day-cell.cell-cat-B[rowspan] { border-left-color: var(--clr-B); }
.day-cell.cell-cat-C[rowspan] { border-left-color: var(--clr-C); }
.day-cell.cell-cat-D[rowspan] { border-left-color: var(--clr-D); }

.day-cell[rowspan] .cell-chip {
  align-items: center;
  padding: 8px 7px;
}

/* 병합 셀 chip-text: 여러 줄 허용 */
.day-cell[rowspan] .chip-text {
  font-size: .8rem;
  font-weight: 500;
}

/* ============================================================
   TIMETABLE — 30분 행 구분선 (점선)
   ============================================================ */
.timetable tbody tr.sub-row td {
  border-top: 1px dashed #d1d5db;
}

/* RESPONSIVE
   ============================================================ */
   ============================================================ */
@media (max-width: 900px) {
  .report-charts { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .header-inner  { padding: 0 12px; gap: 6px; }
  .app-main      { padding: 10px 10px 50px; }
  .week-label-display { min-width: 90px; font-size: .78rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-total { grid-column: span 2; }
  .legend-bar { padding: 0 12px; }
  .app-title  { display: none; }
  .current-user-badge { padding: 4px 8px 4px 4px; }
  .user-name  { max-width: 60px; overflow: hidden; text-overflow: ellipsis; }
  .btn-logout span { display: none; }
}