:root {
  --bg: #f7f7fb;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;

  --podium-navy: #0b1220;
  --podium-navy-2: #111827;
  --podium-gold: #d4af37;
  --podium-gold-soft: rgba(212, 175, 55, 0.22);
  --podium-focus: rgba(212, 175, 55, 0.32);

  --present-bg: #C8E6C9;
  --present-fg: #1b5e20;
  --absent-bg: #FFCDD2;
  --absent-fg: #b71c1c;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  color: var(--text);
  background: var(--bg);
}

a { color: inherit; }

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px;
}

@media (min-width: 1400px) {
  .container {
    max-width: 1680px;
  }
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-top: 3px solid var(--podium-gold);
  border-radius: 12px;
  position: sticky;
  top: 12px;
  z-index: 50;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  font-weight: 950;
  letter-spacing: 0.2px;
  color: var(--podium-navy);
}

.brand:hover {
  border-color: rgba(212, 175, 55, 0.55);
  background: rgba(212, 175, 55, 0.08);
}

.header a.small:hover {
  color: var(--podium-navy);
}

.header .left,
.header .right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header .center {
  display: flex;
  align-items: center;
  gap: 8px;
}

.day-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-long { display: inline; }
.nav-short { display: none; }

@media (max-width: 520px) {
  .header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    grid-template-areas:
      "brand center ."
      "right right right";
    align-items: center;
    padding: 10px 12px;
    gap: 10px;
  }

  .header .left {
    grid-area: brand;
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
  }

  .brand {
    grid-area: brand;
    justify-self: start;
    padding: 6px 9px;
    font-size: 14px;
  }

  .header .center {
    grid-area: center;
    justify-self: center;
    justify-content: center;
    min-width: 0;
  }

  .header .center > * {
    max-width: 62vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .header .right {
    grid-area: right;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 6px;
    min-width: 0;
  }

  .header .right a.small {
    padding: 6px 8px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: #fff;
    text-decoration: none;
    font-weight: 700;
    color: var(--muted);
    white-space: nowrap;
  }

  .header .right button {
    padding: 6px 8px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--muted);
    font-weight: 700;
    white-space: nowrap;
  }
}

@media (max-width: 520px) {
  body[data-page="checkin"] .header {
    grid-template-columns: auto auto 1fr auto auto;
    grid-template-areas:
      "brand prev center next today"
      "right right right right right";
  }

  body[data-page="checkin"] .header .left {
    display: contents;
  }

  body[data-page="checkin"] .day-controls {
    display: contents;
  }

  body[data-page="checkin"] #prevDay { grid-area: prev; justify-self: start; }
  body[data-page="checkin"] #nextDay { grid-area: next; justify-self: end; }
  body[data-page="checkin"] #todayBtn { grid-area: today; justify-self: end; }

  body[data-page="checkin"] .nav-long { display: none; }
  body[data-page="checkin"] .nav-short { display: inline; }

  body[data-page="checkin"] #prevDay,
  body[data-page="checkin"] #nextDay,
  body[data-page="checkin"] #todayBtn {
    padding: 7px 9px;
    border-radius: 999px;
    white-space: nowrap;
  }

  body[data-page="checkin"] #dateBtn {
    padding: 8px 10px;
    border-radius: 999px;
    white-space: nowrap;
    max-width: 46vw;
  }

  body[data-page="checkin"] #dateText {
    display: inline-block;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

@media (max-width: 520px) {
  body[data-page="members"] .mem-actions {
    justify-content: flex-start !important;
  }

  body[data-page="seating"] #seatRowAddBtn,
  body[data-page="seating"] #seatRowDelBtn,
  body[data-page="seating"] #seatAddBtn,
  body[data-page="seating"] #seatDelBtn,
  body[data-page="seating"] #seatToggleEmptyBtn,
  body[data-page="seating"] #seatClearBtn {
    flex: 1 1 auto;
  }
}

button {
  appearance: none;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  padding: 8px 10px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}

button:hover { background: #fafafa; }
button:active { transform: translateY(1px); }

button.primary {
  background: var(--podium-navy);
  border-color: var(--podium-navy);
  color: #fff;
}

button.primary:hover { background: var(--podium-navy-2); }

button:focus-visible,
a:focus-visible,
.input:focus-visible,
.textarea:focus-visible {
  outline: 3px solid var(--podium-focus);
  outline-offset: 2px;
}

.input:focus-visible,
.textarea:focus-visible {
  border-color: rgba(212, 175, 55, 0.55);
}

button.danger {
  background: #b91c1c;
  border-color: #b91c1c;
  color: #fff;
}

button.danger:hover { background: #991b1b; }

.small {
  font-size: 12px;
  color: var(--muted);
}

.main {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

body[data-page="admin-reports"],
body[data-page="reports"] {
  overflow-x: hidden;
}

body[data-page="admin-reports"] .main > .card,
body[data-page="reports"] .main > .card {
  min-width: 0;
}

body[data-page="admin-reports"] .container,
body[data-page="admin-reports"] .main,
body[data-page="admin-reports"] .header,
body[data-page="admin-reports"] .card,
body[data-page="reports"] .main,
body[data-page="reports"] .header,
body[data-page="reports"] .card {
  max-width: 100%;
  min-width: 0;
}

body[data-page="admin-reports"] .card,
body[data-page="reports"] .card {
  overflow-x: visible;
}

@media (min-width: 1100px) {
  body[data-page^="admin"] .main {
    grid-template-columns: minmax(240px, 320px) 1fr;
    align-items: stretch;
  }

  body[data-page="admin-seating"] .main,
  body[data-page="seating"] .main {
    grid-template-columns: minmax(260px, 360px) 1fr;
    grid-template-areas: "panel stage";
  }

  body[data-page="admin-seating"] .main > .card:first-child,
  body[data-page="seating"] .main > .card:first-child {
    grid-area: stage;
  }

  body[data-page="admin-seating"] .main > .card:last-child,
  body[data-page="seating"] .main > .card:last-child {
    grid-area: panel;
  }

  body[data-page="admin-reports"] .main,
  body[data-page="reports"] .main {
    grid-template-columns: 1fr !important;
  }

  body[data-page="admin-reports"] .main > .card,
  body[data-page="reports"] .main > .card {
    display: block !important;
    min-height: auto !important;
    min-width: 0;
  }

  body[data-page^="admin"] .main > .card {
    display: flex;
    flex-direction: column;
    min-height: min(76vh, 920px);
  }

  body[data-page^="admin"] .main > .card .textarea {
    flex: 1;
    min-height: 0 !important;
  }

  body[data-page^="admin"] .main > .card .stage {
    flex: 1;
    height: auto !important;
    min-height: 0;
  }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}

.stage {
  position: relative;
  width: 100%;
  height: min(72vh, 760px);
  border-radius: 12px;
  background:
    radial-gradient(circle at 50% 70%, rgba(0,0,0,0.03), transparent 55%),
    linear-gradient(180deg, #ffffff, #fbfbfe);
  overflow: hidden;
}

@media (min-width: 1100px) {
  .stage {
    height: min(76vh, 920px);
  }
}

.viewport {
  position: absolute;
  inset: 0;
  transform-origin: 0 0;
  will-change: transform;
  touch-action: none;
  cursor: grab;
  user-select: none;
}

.viewport:active {
  cursor: grabbing;
}

.viewport-controls {
  position: absolute;
  left: 12px;
  top: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(6px);
}

.viewport-controls [data-zoom] {
  min-width: 52px;
  text-align: right;
  font-weight: 800;
  color: var(--podium-navy);
}

.viewport-controls button {
  padding: 6px 10px;
  border-radius: 10px;
}

.seating {
  position: absolute;
  inset: 0;
  transform: translateY(var(--seating-shift, 0px));
}

.conductor {
  position: absolute;
  left: 50%;
  top: 78%;
  transform: translate(-50%, -50%);
  width: 130px;
  height: 72px;
  border: 3px solid var(--podium-navy);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  background: rgba(255,255,255,0.9);
}

body[data-page^="admin"] .conductor {
  cursor: grab;
}

 .conductor.present {
  background: var(--present-bg);
  color: var(--present-fg);
 }

 .conductor.absent {
  background: var(--absent-bg);
  color: var(--absent-fg);
 }

.seat {
  position: absolute;
  left: 50%;
  top: 78%;
  width: 64px;
  height: 64px;
  border: 3px solid var(--podium-navy);
  border-radius: 12px;
  background: rgba(255,255,255,0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
  transform:
    translate(-50%, -50%)
    rotate(var(--angle))
    translateY(calc(-1 * var(--radius)))
    rotate(calc(-1 * var(--angle)))
    translateY(var(--row-shift, 0px));
  transition: transform 120ms ease, background 120ms ease, color 120ms ease;
}

body[data-page^="admin"] .seat,
body[data-page="seating"] .seat {
  cursor: grab;
}

body[data-page="admin-seating"] .seat,
body[data-page="seating"] .seat {
  cursor: pointer;
}

.seat.selected {
  box-shadow: 0 0 0 4px var(--podium-gold-soft);
}

.member-results {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  max-height: 44vh;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}

body[data-page="admin-seating"] .stage,
body[data-page="seating"] .stage {
  height: min(56vh, 640px);
}

@media (min-width: 1100px) {
  body[data-page="admin-seating"] .stage,
  body[data-page="seating"] .stage {
    height: min(76vh, 920px);
  }
}

body[data-page="admin-seating"] .conductor,
body[data-page="seating"] .conductor {
  cursor: pointer;
}

body[data-page="admin-seating"] .conductor.selected,
body[data-page="seating"] .conductor.selected {
  box-shadow: 0 0 0 4px var(--podium-gold-soft);
}

.member-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
}

.member-item button {
  padding: 8px 10px;
  border-radius: 10px;
}

.seat:hover {
  transform:
    translate(-50%, -50%)
    rotate(var(--angle))
    translateY(calc(-1 * var(--radius)))
    rotate(calc(-1 * var(--angle)))
    translateY(var(--row-shift, 0px))
    scale(1.02);
}

.seat.empty {
  opacity: 0;
  pointer-events: none;
}

body[data-page="admin-seating"] .seat.empty,
body[data-page="seating"] .seat.empty {
  opacity: 0.25;
  pointer-events: auto;
  border-style: dashed;
}

.seat .label {
  font-weight: 800;
  font-size: 14px;
  padding: 6px;
  text-align: center;
  line-height: 1.15;
  word-break: keep-all;
}

.seat.present {
  background: var(--present-bg);
  color: var(--present-fg);
}

.seat.absent {
  background: var(--absent-bg);
  color: var(--absent-fg);
}

.legend {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 999px;
  background: #fff;
  font-weight: 700;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.dot.present { background: var(--present-bg); border: 1px solid #7bbf7f; }
.dot.absent { background: var(--absent-bg); border: 1px solid #f0a1aa; }
.dot.none { background: #fff; border: 1px solid var(--border); }

.calendar-popover {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  width: min(360px, calc(100vw - 32px));
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 14px 40px rgba(0,0,0,0.12);
  padding: 12px;
  z-index: 50;
}

.calendar-popover[hidden] { display: none; }

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.calendar-title {
  font-weight: 900;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

.calendar-cell {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 0;
  text-align: center;
  font-weight: 800;
  background: #fff;
  cursor: pointer;
  position: relative;
}

.calendar-cell.muted {
  color: var(--muted);
  background: #fafafa;
}

.calendar-cell.selected {
  outline: 3px solid var(--podium-focus);
  border-color: rgba(212, 175, 55, 0.55);
}

.calendar-cell.today {
  border-color: var(--podium-navy);
}

.calendar-cell.has-record::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 3px;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--podium-gold);
  opacity: 0.65;
}

.form {
  max-width: 520px;
  margin: 0 auto;
}

.input {
  width: 100%;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-size: 16px;
}

select.input {
  background: #fff;
}

.textarea {
  width: 100%;
  min-height: 360px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 13px;
  line-height: 1.5;
}

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

.row.wrap { flex-wrap: wrap; }

.spacer { height: 12px; }

.notice {
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 12px;
}

.notice.error {
  border-color: rgba(183, 28, 28, 0.25);
  background: rgba(255, 205, 210, 0.35);
}

.notice.ok {
  border-color: rgba(27, 94, 32, 0.25);
  background: rgba(200, 230, 201, 0.35);
}

.table-wrap {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-gutter: stable;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

body[data-page="admin-reports"] .table,
body[data-page="reports"] .table {
  width: max-content;
  min-width: 100%;
}

.table th,
.table td {
  padding: 10px 10px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.table th {
  position: sticky;
  top: 0;
  background: #fafafa;
  text-align: left;
  font-weight: 800;
  z-index: 1;
}

.table tr:last-child td {
  border-bottom: none;
}