:root {
  --bg: #f5efe4;
  --bg-strong: #ede2d0;
  --panel: rgba(255, 251, 245, 0.82);
  --panel-strong: #fff8ef;
  --line: rgba(51, 44, 35, 0.12);
  --line-strong: rgba(51, 44, 35, 0.24);
  --ink: #1e1a17;
  --ink-soft: #6d6259;
  --accent: #0f766e;
  --accent-soft: rgba(15, 118, 110, 0.12);
  --warning: #b45309;
  --danger: #b42318;
  --success: #136c4a;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shadow: 0 24px 70px rgba(55, 41, 24, 0.12);
  --body-font: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  --display-font: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif;
}

* {
  box-sizing: border-box;
}

html {
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.18), transparent 32%),
    radial-gradient(circle at top right, rgba(180, 83, 9, 0.12), transparent 28%),
    linear-gradient(180deg, #f7f1e7 0%, #f2e7d8 100%);
  min-height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--body-font);
  color: var(--ink);
}

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

button {
  cursor: pointer;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.85);
  color: var(--ink);
  padding: 0.8rem 0.9rem;
  transition: border-color 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(15, 118, 110, 0.45);
  box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.12);
  background: #fffdf9;
}

textarea {
  min-height: 88px;
  resize: vertical;
}

#app {
  min-height: 100vh;
}

.app-shell {
  display: grid;
  grid-template-columns: 288px 1fr;
  min-height: 100vh;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 1.5rem;
  background: rgba(255, 247, 236, 0.74);
  border-right: 1px solid rgba(51, 44, 35, 0.08);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-copy {
  display: grid;
  gap: 0.2rem;
}

.brand-mark {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, #0f766e, #164e63);
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand h1,
.topbar h2,
.panel h3,
.placement-card h4,
.day-column-header h4,
.editor-card h4 {
  margin: 0;
  font-family: var(--display-font);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand h1 {
  font-size: 1.2rem;
}

.brand-subtitle {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.eyebrow {
  margin: 0 0 0.2rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
}

.nav-list {
  display: grid;
  gap: 0.35rem;
}

.nav-item {
  width: 100%;
  text-align: left;
  padding: 0.9rem 1rem;
  border: 1px solid transparent;
  border-radius: 16px;
  background: transparent;
  color: var(--ink-soft);
}

.nav-item.is-active {
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(15, 118, 110, 0.16);
  color: var(--ink);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.7rem;
}

.sidebar-meta {
  display: grid;
  gap: 0.1rem;
}

.sidebar-meta strong {
  font-size: 0.95rem;
}

.sidebar-meta-label {
  color: var(--ink-soft);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.workspace {
  padding: 1.25rem;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.5rem 0.25rem 1rem;
}

.topbar h2 {
  font-size: clamp(1.6rem, 1.2rem + 1vw, 2.2rem);
}

.topbar-copy {
  display: grid;
  gap: 0.3rem;
}

.topbar-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.topbar-chip {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.topbar-actions,
.button-row,
.hero-actions,
.inline-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.content-surface {
  display: grid;
  gap: 1rem;
}

.notice {
  padding: 0.95rem 1.05rem;
  border-radius: 16px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.7);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.notice-copy {
  flex: 1;
}

.notice-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.notice.info {
  border-color: rgba(15, 118, 110, 0.18);
}

.notice.success {
  border-color: rgba(19, 108, 74, 0.2);
  background: rgba(19, 108, 74, 0.08);
}

.notice.warning {
  border-color: rgba(180, 83, 9, 0.24);
  background: rgba(180, 83, 9, 0.08);
}

.notice.danger {
  border-color: rgba(180, 35, 24, 0.24);
  background: rgba(180, 35, 24, 0.08);
}

.status-grid {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(auto-fit, minmax(124px, 1fr));
}

.stat-card,
.panel,
.editor-card,
.placement-card,
.day-column {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.stat-card {
  padding: 1rem 1.05rem;
  border-radius: 18px;
  display: grid;
  gap: 0.45rem;
}

.stat-card span {
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.stat-card strong {
  font-size: 1.35rem;
}

.stat-card.danger strong {
  color: var(--danger);
}

.stat-card.success strong {
  color: var(--success);
}

.stat-card.warning strong {
  color: var(--warning);
}

.section-stack {
  display: grid;
  gap: 1rem;
}

.panel {
  border-radius: var(--radius-lg);
  padding: 1.2rem;
}

.import-panel {
  background:
    linear-gradient(135deg, rgba(255, 250, 242, 0.96), rgba(243, 235, 222, 0.8)),
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.08), transparent 44%);
}

.import-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.9fr);
}

.import-help {
  display: grid;
  gap: 0.85rem;
  align-content: start;
}

.import-help-card {
  padding: 0.95rem 1rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.62);
}

.import-help-card p,
.import-help-card pre {
  margin: 0.45rem 0 0;
  color: var(--ink-soft);
}

.import-help-card pre {
  white-space: pre-wrap;
  word-break: break-word;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.45;
}

.import-report {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.import-feedback-grid {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.import-feedback-list {
  display: grid;
  gap: 0.75rem;
}

.import-feedback-item {
  padding: 0.9rem 1rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.56);
}

.import-feedback-item.imported_warning,
.validation-card.warning {
  border-color: rgba(180, 83, 9, 0.28);
  background: rgba(180, 83, 9, 0.08);
}

.import-feedback-item.duplicate,
.validation-card.info {
  border-color: rgba(15, 118, 110, 0.2);
  background: rgba(15, 118, 110, 0.08);
}

.import-feedback-item.error,
.validation-card.danger {
  border-color: rgba(180, 35, 24, 0.28);
  background: rgba(180, 35, 24, 0.08);
}

.import-feedback-header {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: space-between;
  margin-bottom: 0.35rem;
}

.import-feedback-item p {
  margin: 0;
  color: var(--ink-soft);
}

.help-steps {
  display: grid;
  gap: 0.9rem;
}

.help-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  padding: 0.95rem 1rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.54);
}

.help-step-number {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: rgba(15, 118, 110, 0.12);
  color: var(--accent);
  font-weight: 700;
}

.help-step strong,
.faq-item h4 {
  display: block;
  margin: 0 0 0.2rem;
}

.help-step p,
.faq-item p {
  margin: 0;
  color: var(--ink-soft);
}

.faq-list {
  display: grid;
  gap: 0.9rem;
}

.faq-item {
  padding: 1rem 1.05rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.58);
}

.hero-panel {
  display: grid;
  gap: 1.25rem;
  background:
    linear-gradient(135deg, rgba(255, 249, 239, 0.96), rgba(248, 239, 226, 0.84)),
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.12), transparent 42%);
}

.hero-panel h3 {
  font-size: clamp(1.7rem, 1.2rem + 1.2vw, 2.6rem);
  max-width: 18ch;
}

.panel-copy {
  max-width: 62ch;
  color: var(--ink-soft);
}

.compact-copy {
  margin: 0.45rem 0 0;
}

.two-column {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel-header,
.editor-card-header,
.placement-card-header,
.day-column-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.panel-header {
  margin-bottom: 1rem;
}

.form-grid {
  display: grid;
  gap: 0.9rem;
}

.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.four-up {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.two-up {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field-label {
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.field small {
  color: var(--ink-soft);
}

.button {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.78rem 1.05rem;
  background: #fffaf2;
  color: var(--ink);
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: linear-gradient(160deg, #0f766e, #164e63);
  color: #fff;
  box-shadow: 0 16px 30px rgba(15, 118, 110, 0.22);
}

.button.secondary {
  border-color: rgba(15, 118, 110, 0.16);
  background: rgba(255, 255, 255, 0.8);
}

.button.ghost {
  border-color: var(--line);
  background: transparent;
  padding-inline: 0.9rem;
}

.status-pill,
.badge,
.token {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-size: 0.78rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.status-pill.success,
.badge.activity {
  color: var(--success);
  border-color: rgba(19, 108, 74, 0.18);
}

.status-pill.warning,
.badge.note {
  color: var(--warning);
  border-color: rgba(180, 83, 9, 0.22);
}

.badge.fixed {
  color: #5b3a1e;
  border-color: rgba(91, 58, 30, 0.2);
}

.badge.lock {
  color: var(--accent);
  border-color: rgba(15, 118, 110, 0.2);
}

.token-panel {
  display: grid;
  gap: 0.9rem;
}

.token-label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.8rem;
  color: var(--ink-soft);
}

.token-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.editor-card {
  border-radius: 22px;
  padding: 1rem;
  display: grid;
  gap: 1rem;
  margin-bottom: 1rem;
}

.editor-card:last-child {
  margin-bottom: 0;
}

.editor-card-header p,
.placement-meta,
.empty-state,
.empty-slot,
.message-list,
.info-list span {
  color: var(--ink-soft);
}

.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.64);
  overflow: hidden;
}

.chip input {
  position: absolute;
  inset: 0;
  opacity: 0;
}

.chip span {
  padding: 0.55rem 0.85rem;
  font-size: 0.88rem;
}

.chip.is-active,
.chip:has(input:checked) {
  border-color: rgba(15, 118, 110, 0.24);
  background: rgba(15, 118, 110, 0.1);
}

.switch {
  position: relative;
  display: inline-flex;
  width: 58px;
  height: 34px;
}

.switch input {
  position: absolute;
  inset: 0;
  opacity: 0;
}

.switch-track {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 999px;
  background: rgba(91, 86, 78, 0.22);
  transition: background 120ms ease;
}

.switch-track::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 4px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.14);
  transition: transform 120ms ease;
}

.switch input:checked + .switch-track {
  background: rgba(15, 118, 110, 0.55);
}

.switch input:checked + .switch-track::after {
  transform: translateX(24px);
}

.feature-list,
.message-list {
  margin: 0;
  padding-left: 1.2rem;
}

.feature-list li,
.message-list li {
  margin-bottom: 0.65rem;
}

.message-list.danger li {
  color: var(--danger);
}

.message-list.warning li {
  color: var(--warning);
}

.message-list.success li {
  color: var(--success);
}

.message-list.dense li {
  margin-bottom: 0.45rem;
}

.validation-playbook {
  display: grid;
  gap: 0.8rem;
  margin-top: 1rem;
}

.validation-playbook.is-clear {
  padding: 0.95rem 1rem;
  border-radius: 18px;
  border: 1px solid rgba(19, 108, 74, 0.18);
  background: rgba(19, 108, 74, 0.08);
}

.validation-playbook.is-clear p {
  margin: 0.25rem 0 0;
  color: var(--ink-soft);
}

.validation-grid {
  display: grid;
  gap: 0.8rem;
}

.validation-card {
  padding: 0.95rem 1rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.6);
  display: grid;
  gap: 0.6rem;
}

.validation-card h4 {
  margin: 0;
}

.validation-card p {
  margin: 0;
  color: var(--ink-soft);
}

.info-list {
  display: grid;
  gap: 0.75rem;
}

.info-list > div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.65rem;
}

.placement-focus {
  margin-bottom: 1rem;
}

.schedule-columns {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(5, minmax(240px, 1fr));
  overflow-x: auto;
  padding-bottom: 0.25rem;
}

.day-column {
  border-radius: 24px;
  padding: 0.9rem;
}

.day-column-header {
  margin-bottom: 0.8rem;
}

.day-column-header span {
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.day-column-body,
.agenda-list {
  display: grid;
  gap: 0.8rem;
}

.slot-board {
  gap: 0.65rem;
}

.slot-row {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 0.75rem;
  align-items: start;
  padding: 0.55rem 0.5rem;
  border-radius: 16px;
  border: 1px dashed transparent;
  transition: border-color 120ms ease, background 120ms ease;
}

.slot-row.is-drag-over {
  border-color: rgba(15, 118, 110, 0.42);
  background: rgba(15, 118, 110, 0.08);
}

.slot-label {
  color: var(--ink-soft);
  font-size: 0.8rem;
  padding-top: 0.45rem;
}

.slot-card-stack {
  display: grid;
  gap: 0.55rem;
  min-height: 44px;
}

.drop-hint {
  min-height: 44px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  border: 1px dashed var(--line);
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.42);
  font-size: 0.84rem;
}

.placement-card {
  border-radius: 20px;
  padding: 0.9rem;
  display: grid;
  gap: 0.7rem;
}

.placement-card.is-draggable {
  cursor: grab;
}

.placement-card.is-draggable:active {
  cursor: grabbing;
}

.placement-card.is-selected {
  border-color: rgba(15, 118, 110, 0.4);
  box-shadow:
    var(--shadow),
    0 0 0 2px rgba(15, 118, 110, 0.14);
}

.placement-time {
  margin: 0 0 0.2rem;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.placement-badges,
.placement-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  justify-content: flex-end;
}

.placement-meta {
  display: grid;
  gap: 0.35rem;
  font-size: 0.9rem;
}

.placement-card.compact {
  grid-template-columns: 1fr auto;
  align-items: start;
}

.placement-card.compact .placement-card-header,
.placement-card.compact .placement-meta {
  grid-column: 1 / -1;
}

.empty-state,
.empty-slot {
  padding: 1rem;
  border-radius: 18px;
  border: 1px dashed var(--line-strong);
  background: rgba(255, 255, 255, 0.36);
}

.report-panel {
  overflow: hidden;
}

.report-table-wrap {
  overflow-x: auto;
}

.report-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

.report-table th,
.report-table td {
  vertical-align: top;
  border: 1px solid var(--line);
  padding: 0.7rem;
  text-align: left;
  background: rgba(255, 255, 255, 0.48);
}

.report-table th {
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.report-entry {
  display: grid;
  gap: 0.15rem;
  padding-bottom: 0.55rem;
  margin-bottom: 0.55rem;
  border-bottom: 1px solid rgba(51, 44, 35, 0.08);
}

.report-entry:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.report-entry strong {
  font-size: 0.92rem;
}

.report-entry span,
.report-empty {
  color: var(--ink-soft);
  font-size: 0.84rem;
}

@media (max-width: 1200px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: 0;
    border-bottom: 1px solid rgba(51, 44, 35, 0.08);
  }

  .nav-list {
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  }

  .two-column,
  .three-up,
  .four-up,
  .import-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 780px) {
  .workspace,
  .sidebar {
    padding: 1rem;
  }

  .topbar {
    flex-direction: column;
  }

  .two-column,
  .three-up,
  .four-up,
  .import-grid {
    grid-template-columns: 1fr;
  }

  .schedule-columns {
    grid-template-columns: 1fr;
  }

  .notice {
    flex-direction: column;
  }

  .slot-row {
    grid-template-columns: 1fr;
  }

  .hero-panel h3 {
    max-width: 100%;
  }
}

@media print {
  html,
  body {
    background: #fff;
  }

  .sidebar,
  .topbar-actions,
  .button,
  .notice,
  .status-grid {
    display: none !important;
  }

  .app-shell {
    display: block;
  }

  .workspace,
  .content-surface {
    padding: 0;
  }

  .panel,
  .placement-card,
  .day-column {
    box-shadow: none;
    background: #fff;
    border-color: rgba(0, 0, 0, 0.16);
  }

  .report-table th,
  .report-table td {
    background: #fff;
  }
}