:root {
  color-scheme: light;
  --bg: #f3efe6;
  --panel: rgba(255, 252, 247, 0.88);
  --panel-strong: #fffdf8;
  --line: rgba(74, 58, 34, 0.14);
  --text: #2c2118;
  --muted: #766452;
  --accent: #ab4f2e;
  --accent-2: #2f7a6d;
  --danger: #b4344f;
  --shadow: 0 18px 44px rgba(80, 57, 32, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "IBM Plex Sans KR", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(171, 79, 46, 0.18), transparent 30%),
    radial-gradient(circle at top left, rgba(47, 122, 109, 0.16), transparent 28%),
    linear-gradient(180deg, #f8f3e8 0%, var(--bg) 100%);
  color: var(--text);
}

body {
  padding: 24px;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

.hidden {
  display: none !important;
}

.app-shell {
  width: min(1480px, 100%);
  margin: 0 auto;
}

.top-bar,
.toolbar-card,
.card,
.summary-card {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

.top-bar,
.toolbar-card,
.card {
  border-radius: 26px;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  padding: 22px 24px;
}

.top-eyebrow {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: clamp(30px, 5vw, 42px);
}

.top-actions,
.toolbar-group,
.service-links,
.submit-row,
.chip-row,
.side-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.icon-btn,
.ghost-btn,
.primary-btn,
.tab-btn,
.file-btn {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--text);
  min-height: 42px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
}

.icon-btn:hover,
.ghost-btn:hover,
.primary-btn:hover,
.tab-btn:hover,
.file-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(171, 79, 46, 0.4);
}

.icon-btn {
  width: 42px;
  padding: 0;
}

.primary-btn {
  background: linear-gradient(135deg, var(--accent), #cf7a55);
  color: #fff;
  border-color: transparent;
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--accent-2), #4e9b8d);
  border-color: transparent;
  color: #fff;
}

.status-line {
  min-height: 26px;
  padding: 12px 6px 0;
  color: var(--muted);
}

.reminder-center {
  margin-top: 10px;
  display: grid;
  gap: 10px;
}

.reminder-toast {
  border: 1px solid rgba(47, 122, 109, 0.2);
  border-radius: 20px;
  background: rgba(255, 252, 247, 0.96);
  box-shadow: var(--shadow);
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.reminder-toast strong {
  display: block;
  margin-bottom: 4px;
}

.reminder-toast .muted-text {
  line-height: 1.5;
}

.summary-row {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.guest-shell {
  margin-top: 18px;
}

.guest-hero {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.9fr);
  align-items: stretch;
}

.guest-copy {
  display: grid;
  gap: 16px;
  align-content: start;
}

.guest-text {
  color: var(--muted);
  line-height: 1.7;
}

.guest-highlights {
  display: grid;
  gap: 14px;
}

.summary-card {
  border-radius: 22px;
  padding: 18px 20px;
}

.summary-label {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}

.summary-card strong {
  font-size: 28px;
}

.toolbar-card {
  margin-top: 16px;
  padding: 18px 20px;
  display: grid;
  gap: 16px;
}

.toolbar-main,
.toolbar-sub,
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.chip {
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(47, 122, 109, 0.09);
  color: var(--accent-2);
  border: 1px solid rgba(47, 122, 109, 0.14);
  font-size: 13px;
}

.layout-grid {
  margin-top: 16px;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.card {
  padding: 18px 20px;
}

.workspace-stack {
  display: grid;
  gap: 16px;
}

.editor-screen {
  margin-top: 16px;
}

.editor-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}

.editor-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 18px;
}

.editor-column {
  display: grid;
  gap: 14px;
  align-content: start;
}

.editor-card {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.55);
}

.editor-section-title {
  margin: 0 0 8px;
}

.stack-list {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.invite-card,
.event-card,
.day-card,
.month-cell,
.search-item {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel-strong);
}

.invite-card,
.event-card,
.search-item {
  padding: 14px;
}

.invite-card-head,
.event-card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.meta-text,
.muted-text,
.event-description {
  color: var(--muted);
}

.invite-actions,
.event-actions {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.board-card {
  min-height: 720px;
}

.editor-form,
.detail-body {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.calendar-markdown {
  color: var(--muted);
  line-height: 1.6;
  word-break: break-word;
}

.calendar-markdown a {
  color: #0f5cc0;
  text-decoration: underline;
}

.calendar-markdown ul,
.calendar-markdown ol {
  margin: 0 0 8px 20px;
  padding: 0;
}

.calendar-markdown p {
  margin: 0 0 8px;
  white-space: pre-wrap;
}

.calendar-markdown h1,
.calendar-markdown h2,
.calendar-markdown h3 {
  margin: 0 0 8px;
  color: var(--text);
}

.calendar-markdown blockquote {
  margin: 0 0 8px;
  border-left: 3px solid #b8c6d3;
  padding-left: 10px;
  color: #4a5d6f;
}

.calendar-markdown code {
  border-radius: 6px;
  padding: 1px 5px;
  background: rgba(15, 23, 42, 0.08);
  color: var(--text);
}

.field-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field-wrap {
  display: grid;
  gap: 8px;
}

.checkbox-wrap {
  display: flex;
  align-items: center;
  padding-top: 30px;
}

.field {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.86);
  padding: 12px 14px;
  color: var(--text);
}

textarea.field {
  resize: vertical;
  min-height: 108px;
}

.selection-list {
  max-height: 220px;
  overflow: auto;
  display: grid;
  gap: 8px;
}

.search-item {
  cursor: pointer;
}

.search-item strong {
  display: block;
}

.chip-row {
  min-height: 20px;
}

.chip-row .chip {
  background: rgba(171, 79, 46, 0.08);
  color: var(--accent);
  border-color: rgba(171, 79, 46, 0.16);
}

.editor-actions {
  justify-content: flex-end;
}

.file-btn {
  position: relative;
  overflow: hidden;
}

.file-btn input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.daily-board,
.weekly-board {
  display: grid;
  gap: 14px;
}

.timeline-grid {
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: auto;
  background: rgba(255, 255, 255, 0.55);
}

.timeline-column {
  position: relative;
  min-height: 1440px;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent,
    transparent 59px,
    rgba(118, 100, 82, 0.12) 60px
  );
}

.timeline-event {
  position: absolute;
  left: 72px;
  right: 14px;
  border-radius: 16px;
  padding: 10px 12px;
  background: rgba(171, 79, 46, 0.14);
  border: 1px solid rgba(171, 79, 46, 0.18);
  cursor: pointer;
  overflow: hidden;
}

.timeline-event.plan {
  background: rgba(47, 122, 109, 0.14);
  border-color: rgba(47, 122, 109, 0.18);
}

.timeline-hour {
  position: absolute;
  left: 0;
  width: 64px;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  transform: translateY(-9px);
}

.now-line {
  position: absolute;
  left: 64px;
  right: 0;
  height: 2px;
  background: var(--danger);
  box-shadow: 0 0 0 4px rgba(180, 52, 79, 0.08);
}

.week-columns {
  display: grid;
  grid-template-columns: repeat(7, minmax(180px, 1fr));
  min-width: 1260px;
}

.week-day {
  border-left: 1px solid var(--line);
  min-height: 1520px;
}

.week-day:first-child {
  border-left: 0;
}

.week-day-head,
.day-card-head {
  padding: 14px 14px 0;
}

.daily-list-card .day-card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.daily-list {
  display: grid;
  gap: 10px;
  padding: 14px;
}

.daily-list-item {
  width: 100%;
  min-height: auto;
  border-radius: 16px;
  display: grid;
  grid-template-columns: minmax(92px, 0.22fr) minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  text-align: left;
  cursor: pointer;
}

.daily-list-time {
  color: var(--accent);
  font-weight: 700;
  white-space: nowrap;
}

.daily-list-main {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.all-day-strip {
  display: grid;
  gap: 8px;
  padding: 12px 14px;
}

.all-day-event {
  border-radius: 14px;
  padding: 9px 11px;
  background: rgba(47, 122, 109, 0.12);
  cursor: pointer;
}

.month-grid {
  display: grid;
  gap: 12px;
}

.month-weekdays,
.month-cells {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 10px;
}

.month-weekday {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

.month-cell {
  min-height: 150px;
  padding: 12px;
  display: grid;
  gap: 10px;
  align-content: start;
  cursor: pointer;
}

.month-cell.selected {
  outline: 2px solid rgba(171, 79, 46, 0.26);
}

.month-cell.other-month {
  opacity: 0.42;
}

.month-event {
  border-radius: 12px;
  padding: 7px 9px;
  background: rgba(171, 79, 46, 0.11);
  font-size: 13px;
}

.month-event.plan {
  background: rgba(47, 122, 109, 0.11);
}

.day-list {
  display: grid;
  gap: 12px;
}

.detail-section {
  display: grid;
  gap: 8px;
}

.detail-section ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

@media (max-width: 1120px) {
  .layout-grid {
    grid-template-columns: 1fr;
  }

  .guest-hero {
    grid-template-columns: 1fr;
  }

  .editor-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  body {
    padding: 14px;
  }

  .summary-row,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .month-weekdays,
  .month-cells {
    gap: 6px;
  }

  .month-cell {
    min-height: 110px;
    padding: 10px;
  }
}