:root {
  color-scheme: light;
  --bg: #f4efe6;
  --bg-soft: #fbf7f1;
  --card: rgba(255, 252, 247, 0.82);
  --card-strong: #fffaf2;
  --text: #1f1f1c;
  --muted: #625f59;
  --line: rgba(55, 46, 32, 0.12);
  --accent: #c96f3b;
  --accent-deep: #8a4120;
  --sage: #667a58;
  --shadow: 0 18px 50px rgba(72, 54, 30, 0.12);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(240, 178, 134, 0.38), transparent 30%),
    radial-gradient(circle at top right, rgba(125, 157, 108, 0.26), transparent 26%),
    linear-gradient(180deg, #f2ebdf 0%, #f8f4ee 38%, #efe7da 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.18) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 70%);
}

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: max(22px, env(safe-area-inset-top)) 0 max(32px, env(safe-area-inset-bottom));
}

.hero,
.panel,
.day-card,
.selected-card,
.tab-button,
.calendar-cell {
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.hero {
  padding: 28px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(255, 247, 234, 0.94), rgba(252, 242, 230, 0.78)),
    var(--card);
  border: 1px solid rgba(106, 79, 53, 0.12);
  box-shadow: var(--shadow);
}

.hero__topline,
.panel__header,
.hero__actions,
.day-card__toggle,
.day-card__status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.badge,
.week-pill,
.time-chip,
.check-pill,
.secondary-button,
.primary-button {
  border-radius: 999px;
}

.badge,
.week-pill,
.time-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  font-size: 0.85rem;
}

.stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255, 246, 232, 0.96);
  color: var(--accent-deep);
  border: 1px solid rgba(201, 111, 59, 0.14);
  font-size: 0.84rem;
  font-weight: 700;
}

.badge {
  background: rgba(201, 111, 59, 0.12);
  color: var(--accent-deep);
}

.week-pill {
  background: rgba(102, 122, 88, 0.14);
  color: #39502d;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Noto Serif SC", serif;
}

h1 {
  margin-top: 18px;
  font-size: clamp(2rem, 5vw, 3.7rem);
  line-height: 1.08;
}

.hero__summary,
.panel__header p,
.notes,
.day-card__subtitle,
.session-list,
.note-box,
.expand-indicator {
  color: var(--muted);
}

.hero__summary {
  margin: 14px 0 0;
  max-width: 720px;
  line-height: 1.65;
  font-size: 1rem;
}

.hero__actions {
  justify-content: flex-start;
  margin-top: 22px;
  flex-wrap: wrap;
}

button {
  font: inherit;
  border: 0;
  cursor: pointer;
}

.primary-button,
.secondary-button {
  padding: 13px 18px;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.primary-button {
  color: #fff9f4;
  background: linear-gradient(135deg, var(--accent), #d88846);
  box-shadow: 0 14px 24px rgba(201, 111, 59, 0.22);
}

.secondary-button {
  color: var(--accent-deep);
  background: rgba(201, 111, 59, 0.1);
}

.primary-button:hover,
.secondary-button:hover,
.day-card:hover {
  transform: translateY(-1px);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
  margin-top: 14px;
}

.tabs {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.tab-button,
.mini-button {
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid rgba(80, 60, 38, 0.1);
  background: rgba(255, 250, 242, 0.72);
  color: var(--accent-deep);
}

.tab-button.is-active {
  color: #fff9f4;
  background: linear-gradient(135deg, var(--accent), #d88846);
  box-shadow: 0 14px 24px rgba(201, 111, 59, 0.22);
}

.tab-panels {
  margin-top: 14px;
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
}

.panel {
  grid-column: span 6;
  padding: 22px;
  border-radius: var(--radius-lg);
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.panel--accent {
  background:
    radial-gradient(circle at top right, rgba(201, 111, 59, 0.12), transparent 34%),
    var(--card);
}

.panel--full {
  grid-column: 1 / -1;
}

.overview-list,
.day-cards {
  display: grid;
  gap: 14px;
}

.calendar-toolbar,
.calendar-weekdays,
.selected-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.calendar-toolbar {
  margin: 18px 0 14px;
}

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

.calendar-stats {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
}

.calendar-weekdays {
  margin-bottom: 10px;
}

.calendar-weekdays span {
  width: 100%;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
}

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

.calendar-cell {
  min-height: 76px;
  padding: 10px;
  border-radius: var(--radius-md);
  text-align: center;
  background: rgba(255, 251, 245, 0.88);
  border: 1px solid rgba(80, 60, 38, 0.08);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  position: relative;
  overflow: hidden;
}

.calendar-cell[data-in-month="false"] {
  opacity: 0.42;
}

.calendar-cell[data-selected="true"] {
  border-color: rgba(201, 111, 59, 0.45);
  box-shadow: 0 14px 24px rgba(201, 111, 59, 0.15);
}

.calendar-cell[data-today="true"] .calendar-cell__day {
  color: var(--accent-deep);
}

.calendar-cell[data-done="true"] {
  background: rgba(226, 243, 219, 0.76);
}

.calendar-cell__day,
.calendar-cell__dot {
  display: block;
}

.calendar-cell__day {
  font-size: 1rem;
  font-weight: 800;
}

.calendar-cell__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(80, 60, 38, 0.14);
}

.calendar-cell[data-done="true"] .calendar-cell__dot {
  background: var(--sage);
}

.calendar-cell::after {
  content: "";
  position: absolute;
  inset: 16% 18%;
  border-radius: 18px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.58), transparent 60%);
  opacity: 0;
  transform: scale(0.3);
  pointer-events: none;
}

.calendar-cell--toggle {
  animation: cell-pop 520ms cubic-bezier(0.22, 1.25, 0.3, 1);
}

.calendar-cell--toggle::after {
  animation: sparkle-bloom 520ms ease-out;
}

.calendar-cell--untoggle {
  animation: cell-wiggle 360ms ease;
}

.overview-list {
  margin-top: 18px;
}

.overview-item {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 251, 245, 0.88);
  border: 1px solid rgba(80, 60, 38, 0.08);
}

.overview-item__top {
  display: flex;
  align-items: center;
  gap: 12px;
}

.overview-item__main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  min-width: 0;
}

.overview-item strong {
  display: block;
  line-height: 1.4;
}

.overview-index {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(102, 122, 88, 0.12);
  color: #39502d;
  font-weight: 800;
  flex-shrink: 0;
}

.overview-item__duration {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(102, 122, 88, 0.12);
  color: #39502d;
  font-size: 0.84rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.overview-item__summary {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.notes {
  margin: 16px 0 0;
  padding-left: 18px;
  line-height: 1.7;
}

.selected-card {
  display: grid;
  gap: 16px;
  padding: 20px;
  border-radius: var(--radius-lg);
  background: var(--card-strong);
  border: 1px solid rgba(80, 60, 38, 0.1);
  box-shadow: var(--shadow);
}

.selected-card--open {
  animation: card-open 340ms cubic-bezier(0.22, 1, 0.3, 1);
}

.selected-card--celebrate {
  animation: card-celebrate 560ms cubic-bezier(0.2, 1.15, 0.28, 1);
}

.selected-card--nudge {
  animation: card-nudge 300ms ease;
}

.selected-card__summary {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.day-card {
  background: var(--card-strong);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(80, 60, 38, 0.1);
  box-shadow: var(--shadow);
  overflow: hidden;
  opacity: 0;
  transform: translateY(18px);
  animation: card-in 540ms ease forwards;
}

.day-card:nth-child(2) {
  animation-delay: 50ms;
}

.day-card:nth-child(3) {
  animation-delay: 100ms;
}

.day-card:nth-child(4) {
  animation-delay: 150ms;
}

.day-card:nth-child(5) {
  animation-delay: 200ms;
}

.day-card:nth-child(6) {
  animation-delay: 250ms;
}

.day-card:nth-child(7) {
  animation-delay: 300ms;
}

@keyframes card-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.day-card__toggle {
  width: 100%;
  padding: 20px 20px 16px;
  background: transparent;
  text-align: left;
}

.day-card__weekday {
  margin: 0 0 6px;
  color: var(--accent-deep);
  font-size: 0.9rem;
  font-weight: 700;
}

.day-card__meta {
  text-align: right;
}

.time-chip {
  justify-content: center;
  background: rgba(102, 122, 88, 0.12);
  color: #39502d;
}

.expand-indicator {
  display: block;
  margin-top: 8px;
  font-size: 0.9rem;
}

.day-card__body {
  display: grid;
  gap: 16px;
  padding: 0 20px 20px;
}

.day-card:not([data-open="true"]) .day-card__body {
  display: none;
}

.day-card[data-open="true"] .expand-indicator {
  color: var(--accent-deep);
}

.check-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(201, 111, 59, 0.1);
  color: var(--accent-deep);
  font-weight: 700;
}

.check-pill input {
  width: 18px;
  height: 18px;
  accent-color: var(--sage);
}

.day-card__subtitle {
  margin: 0;
  text-align: right;
  line-height: 1.55;
}

.session-list,
.detail-block ul {
  margin: 0;
  padding-left: 18px;
  line-height: 1.7;
}

.detail-block {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(244, 239, 230, 0.78);
  border: 1px solid rgba(80, 60, 38, 0.08);
}

.detail-block h4 {
  margin: 0 0 10px;
  font-size: 0.98rem;
}

.note-box {
  width: 100%;
  padding: 14px 16px;
  resize: vertical;
  border: 1px solid rgba(80, 60, 38, 0.14);
  border-radius: var(--radius-md);
  background: rgba(255, 252, 247, 0.9);
  font: inherit;
}

.note-box:focus-visible,
.primary-button:focus-visible,
.secondary-button:focus-visible,
.day-card__toggle:focus-visible {
  outline: 2px solid rgba(201, 111, 59, 0.42);
  outline-offset: 2px;
}

.today-card {
  border-color: rgba(201, 111, 59, 0.34);
  box-shadow: 0 18px 42px rgba(201, 111, 59, 0.18);
}

.done-card {
  background:
    linear-gradient(135deg, rgba(228, 243, 220, 0.7), rgba(255, 250, 242, 0.95)),
    var(--card-strong);
}

@keyframes cell-pop {
  0% {
    transform: scale(1);
  }

  35% {
    transform: scale(0.88) rotate(-4deg);
  }

  72% {
    transform: scale(1.09) rotate(2.4deg);
  }

  100% {
    transform: scale(1) rotate(0deg);
  }
}

@keyframes cell-wiggle {
  0% {
    transform: rotate(0deg);
  }

  28% {
    transform: rotate(-3deg);
  }

  58% {
    transform: rotate(2deg);
  }

  100% {
    transform: rotate(0deg);
  }
}

@keyframes sparkle-bloom {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }

  35% {
    opacity: 0.9;
  }

  100% {
    opacity: 0;
    transform: scale(1.35);
  }
}

@keyframes card-open {
  0% {
    opacity: 0.7;
    transform: translateY(10px) scale(0.98);
  }

  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes card-celebrate {
  0% {
    transform: scale(1);
  }

  22% {
    transform: scale(0.985) rotate(-0.8deg);
  }

  58% {
    transform: scale(1.02) rotate(0.6deg);
  }

  100% {
    transform: scale(1) rotate(0deg);
  }
}

@keyframes card-nudge {
  0% {
    transform: translateX(0);
  }

  30% {
    transform: translateX(-3px);
  }

  68% {
    transform: translateX(3px);
  }

  100% {
    transform: translateX(0);
  }
}

@media (max-width: 820px) {
  .panel {
    grid-column: 1 / -1;
  }
}

@media (max-width: 680px) {
  .page-shell {
    width: min(100% - 16px, 680px);
    padding-top: max(12px, env(safe-area-inset-top));
    padding-bottom: max(20px, env(safe-area-inset-bottom));
  }

  .hero,
  .day-card__toggle,
  .day-card__body {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero {
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .panel,
  .selected-card {
    padding: 16px;
  }

  .hero__topline,
  .day-card__toggle,
  .day-card__status,
  .selected-card__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .panel__header {
    align-items: flex-start;
    gap: 6px;
  }

  .day-card__meta,
  .day-card__subtitle {
    text-align: left;
  }

  h1 {
    margin-top: 12px;
    font-size: clamp(1.95rem, 8vw, 2.5rem);
  }

  .hero__summary {
    margin-top: 10px;
    font-size: 0.94rem;
    line-height: 1.48;
  }

  .hero__actions {
    margin-top: 16px;
    gap: 10px;
  }

  .primary-button,
  .secondary-button {
    padding: 11px 15px;
    font-size: 0.95rem;
  }

  .badge,
  .week-pill,
  .time-chip {
    padding: 7px 10px;
    font-size: 0.8rem;
  }

  .tabs {
    gap: 8px;
    margin-top: 12px;
  }

  .tab-button,
  .mini-button {
    padding: 10px 14px;
    font-size: 0.92rem;
  }

  .tab-panels,
  .content-grid {
    margin-top: 12px;
    gap: 12px;
  }

  .calendar-toolbar {
    margin: 12px 0 10px;
    gap: 8px;
  }

  .calendar-toolbar,
  .calendar-weekdays {
    align-items: center;
  }

  .calendar-toolbar__actions {
    gap: 6px;
  }

  .calendar-stats {
    margin-bottom: 10px;
  }

  .calendar-toolbar strong {
    font-size: 1rem;
  }

  .calendar-grid {
    gap: 8px;
  }

  .calendar-cell {
    min-height: 54px;
    padding: 8px 6px;
    gap: 4px;
  }

  .calendar-cell__day {
    font-size: 0.95rem;
  }

  .calendar-cell__dot {
    width: 7px;
    height: 7px;
  }

  .calendar-weekdays {
    margin-bottom: 8px;
  }

  .calendar-weekdays span {
    font-size: 0.78rem;
  }

  .selected-card {
    gap: 14px;
  }

  .selected-card__summary,
  .session-list,
  .notes,
  .note-box {
    font-size: 0.95rem;
  }

  .stat-pill {
    padding: 8px 10px;
    font-size: 0.79rem;
  }

  .overview-item {
    gap: 10px;
    padding: 14px;
  }

  .overview-item__top,
  .overview-item__main {
    align-items: flex-start;
  }

  .overview-item__main {
    flex-direction: column;
    gap: 8px;
  }

  .overview-item strong {
    font-size: 1rem;
  }

  .overview-item__duration {
    font-size: 0.8rem;
    padding: 6px 9px;
  }
}