:root {
  --bg-top: #efe3cf;
  --bg-bottom: #d9e6dc;
  --paper: #fffaf1;
  --paper-strong: #fffdf8;
  --paper-border: rgba(58, 46, 34, 0.12);
  --ink: #25211c;
  --muted: #6b6258;
  --line: #bda98d;
  --activity: #b85c38;
  --food: #567a46;
  --move: #47769a;
  --etc: #8a6a9e;
  --warning-bg: #fff2d8;
  --warning-text: #8b5c17;
  --shadow: 0 18px 44px rgba(64, 48, 31, 0.12);
  --label-rest-offset: 14px;
  --entry-actions-width: 90px;
  --label-left-nudge: 20px;
  --card-plus-offset-y: 13px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  min-height: 100vh;
  font-family: "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top, rgba(255, 248, 235, 0.9), transparent 32%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
  scroll-behavior: smooth;
}

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

.app {
  padding: 28px 20px 40px;
  display: grid;
  gap: 18px;
  justify-items: center;
}

.topbar,
.hero,
.timeline {
  width: min(100%, 980px);
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding-top: 8px;
}

.topbar-actions {
  display: block;
}

.action-row {
  display: block;
}

.action-button,
.inline-button {
  appearance: none;
  border: 1px solid rgba(37, 33, 28, 0.12);
  background: rgba(255, 250, 242, 0.82);
  color: var(--ink);
  padding: 10px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.action-button:hover,
.inline-button:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.92);
}

.action-button-primary {
  background: rgba(86, 122, 70, 0.92);
  color: #fffdf8;
  border-color: rgba(86, 122, 70, 0.4);
}

.action-button-primary:hover {
  background: rgba(74, 108, 60, 0.96);
}

#editButton,
#saveButton,
#cancelButton {
  position: fixed;
  width: 56px;
  height: 56px;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  line-height: 1;
  background: rgba(255, 250, 242, 0.96);
  border: 1px solid rgba(37, 33, 28, 0.15);
  box-shadow: 0 16px 36px rgba(37, 33, 28, 0.22);
  z-index: 1200;
}

#editButton,
#saveButton {
  right: 24px;
}

#cancelButton {
  right: 92px;
}

#editButton,
#saveButton,
#cancelButton {
  bottom: calc(24px + env(safe-area-inset-bottom, 0px));
}

#editButton:hover,
#saveButton:hover,
#cancelButton:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 1);
  box-shadow: 0 20px 40px rgba(37, 33, 28, 0.28);
}

#editButton {
  font-size: 1.35rem;
}

#saveButton,
#cancelButton {
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

#saveButton {
  background: rgba(86, 122, 70, 0.96);
  color: #fffdf8;
  border-color: rgba(86, 122, 70, 0.55);
}

#saveButton:hover {
  background: rgba(74, 108, 60, 1);
}

#editButton:disabled {
  cursor: not-allowed;
  background: rgba(220, 214, 203, 0.94);
  color: rgba(37, 33, 28, 0.55);
  box-shadow: 0 10px 24px rgba(37, 33, 28, 0.14);
  transform: none;
}

#editButton:focus-visible,
#saveButton:focus-visible,
#cancelButton:focus-visible {
  outline: 2px solid rgba(86, 122, 70, 0.75);
  outline-offset: 2px;
}

.inline-button-danger {
  color: #8d2b1f;
}

.lock-status {
  min-height: 1.5em;
  margin: 0;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 250, 242, 0.72);
  color: var(--muted);
  border: 1px solid rgba(37, 33, 28, 0.08);
}

.lock-status[data-locked="true"] {
  background: var(--warning-bg);
  color: var(--warning-text);
  border-color: rgba(139, 92, 23, 0.18);
}

.hero {
  padding: 0 4px 0;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 0.95;
}

.edit-toolbar {
  margin-top: 16px;
}

.is-hidden {
  display: none !important;
}

.timeline-layout {
  display: grid;
  grid-template-columns: 172px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  transform: translateX(90px);
}

.day-index {
  position: sticky;
  top: 20px;
  padding: 14px;
  border-radius: 22px;
  background: rgba(255, 250, 242, 0.72);
  border: 1px solid rgba(37, 33, 28, 0.08);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.day-index-title {
  margin: 0 0 12px;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.day-index-list {
  display: grid;
  gap: 10px;
}

.day-index-link {
  display: grid;
  gap: 4px;
  padding: 9px 10px;
  border-radius: 16px;
  color: inherit;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.42);
  border: 1px solid rgba(58, 46, 34, 0.08);
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.day-index-link:hover {
  transform: translateX(2px);
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(58, 46, 34, 0.14);
}

.day-index-label {
  font-weight: 700;
}

.day-index-meta {
  font-size: 0.82rem;
  color: var(--muted);
}

.days-column {
  display: grid;
  gap: 32px;
}

.insert-slot {
  position: relative;
  display: flex;
  justify-content: center;
  height: 0;
  min-height: 0;
  overflow: visible;
  pointer-events: none;
  z-index: 2;
}

.insert-slot-card {
  margin: 0;
  padding-left: 0;
}

.insert-slot-day {
  margin: 0;
}

.timeline-is-editing .insert-slot {
  height: 18px;
  min-height: 18px;
  margin: -9px 0;
  pointer-events: auto;
}

.timeline-is-editing .insert-slot-day {
  height: 24px;
  min-height: 24px;
  margin: -12px 0;
}

.insert-button {
  width: 24px;
  height: 24px;
  border: 1px solid rgba(58, 46, 34, 0.16);
  border-radius: 999px;
  background: rgba(255, 250, 242, 0.96);
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(-50%) scale(0.9);
  transition: opacity 160ms ease, transform 160ms ease, background-color 160ms ease;
  box-shadow: 0 8px 18px rgba(54, 43, 29, 0.1);
  pointer-events: none;
}

.timeline-is-editing .insert-button {
  pointer-events: auto;
  opacity: 0.55;
  transform: translateY(-50%) scale(0.98);
  background: rgba(236, 231, 223, 0.95);
  border-color: rgba(58, 46, 34, 0.2);
  color: rgba(37, 33, 28, 0.76);
}

.timeline-is-editing .insert-slot-card .insert-button {
  transform: translateY(calc(-50% + var(--card-plus-offset-y))) scale(0.98);
}

.timeline-is-editing .insert-slot:hover .insert-button,
.insert-button:focus-visible {
  opacity: 1;
  transform: translateY(-50%) scale(1);
  background: #fffdf8;
  border-color: rgba(71, 118, 154, 0.4);
  color: var(--move);
}

.timeline-is-editing .insert-slot-card:hover .insert-button,
.timeline-is-editing .insert-slot-card .insert-button:focus-visible {
  transform: translateY(calc(-50% + var(--card-plus-offset-y))) scale(1);
}

.insert-button:hover {
  background: #fffdf8;
}

.day-section {
  scroll-margin-top: 24px;
}

.day-separator {
  position: relative;
  display: grid;
  grid-template-columns: 98px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  margin-bottom: 16px;
}

.day-delete-button {
  position: absolute;
  top: 4px;
  right: 0;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(58, 46, 34, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  color: #8d2b1f;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease, background-color 160ms ease, transform 160ms ease;
}

.timeline-is-editing .day-delete-button {
  opacity: 1;
  pointer-events: auto;
}

.day-delete-button:hover {
  transform: scale(1.03);
  background: rgba(255, 244, 244, 0.95);
}

.day-pill {
  justify-self: start;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(37, 33, 28, 0.88);
  color: #fffaf1;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

.day-title {
  margin: 0;
  font-size: 1.35rem;
}

.day-summary {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.day-track {
  position: relative;
  display: grid;
  gap: 18px;
  padding: 6px 4px 6px 84px;
}

.day-track::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 38px;
  width: 2px;
  background: linear-gradient(180deg, rgba(189, 169, 141, 0.15), var(--line), rgba(189, 169, 141, 0.15));
}

.entry {
  position: relative;
  display: grid;
  gap: 8px;
}

.entry::before {
  content: "";
  position: absolute;
  top: 26px;
  left: -46px;
  width: 22px;
  height: 2px;
  background: var(--line);
}

.entry::after {
  content: "";
  position: absolute;
  top: 18px;
  left: -56px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(255, 250, 241, 0.9);
  box-shadow: 0 0 0 2px rgba(189, 169, 141, 0.24);
  background: var(--activity);
}

.entry[data-type="food"]::after {
  background: var(--food);
}

.entry[data-type="move"]::after {
  background: var(--move);
}

.entry[data-type="etc"]::after {
  background: var(--etc);
}

.time {
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.is-editable {
  outline: none;
  border-radius: 10px;
  transition: background-color 160ms ease, box-shadow 160ms ease;
}

.is-editable:hover {
  background: rgba(255, 255, 255, 0.52);
}

.is-editable:focus {
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 0 0 2px rgba(71, 118, 154, 0.16);
}

h1.is-editable {
  display: inline-block;
  border-radius: 12px;
  padding: 0;
  margin-left: 0;
}

.day-pill.is-editable-pill {
  border-radius: 999px;
}

.day-pill.is-editable-pill:hover,
.day-pill.is-editable-pill:focus {
  background: rgba(37, 33, 28, 0.88);
  box-shadow: none;
}

.note {
  position: relative;
  background: linear-gradient(180deg, var(--paper-strong), var(--paper));
  border: 1px solid var(--paper-border);
  border-radius: 20px;
  padding: 18px 18px 16px;
  box-shadow: 0 10px 24px rgba(54, 43, 29, 0.08);
}

.note::before {
  content: none;
}

.note-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  padding-right: 0;
  padding-left: 0;
}

.entry-actions {
  position: absolute;
  top: 14px;
  right: 14px;
  display: flex;
  gap: 8px;
  z-index: 1;
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease;
}

.timeline-is-editing .entry-actions {
  opacity: 1;
  pointer-events: auto;
}

.entry-action-button {
  appearance: none;
  border: 1px solid rgba(37, 33, 28, 0.12);
  border-radius: 999px;
  padding: 7px 11px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
  cursor: pointer;
}

.entry-action-delete {
  min-width: 34px;
  text-transform: lowercase;
}

.type-menu {
  position: relative;
}

.type-menu-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 92px;
  padding: 8px;
  border-radius: 16px;
  background: rgba(255, 250, 242, 0.98);
  border: 1px solid rgba(58, 46, 34, 0.1);
  box-shadow: var(--shadow);
  display: none;
  gap: 6px;
}

.type-menu.is-open .type-menu-panel {
  display: grid;
}

.type-option {
  appearance: none;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--ink);
  text-align: left;
  padding: 8px 10px;
  cursor: pointer;
}

.type-option:hover {
  background: rgba(255, 255, 255, 0.86);
}

.label {
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  color: #fffdf8;
  background: var(--activity);
  margin-left: auto;
  transform: translateX(calc(var(--label-rest-offset) - var(--label-left-nudge)));
  transition: transform 320ms cubic-bezier(0.22, 1, 0.36, 1), background-color 220ms ease;
  will-change: transform;
}

.timeline-is-editing .label {
  transform: translateX(calc(var(--label-rest-offset) - var(--entry-actions-width) - var(--label-left-nudge)));
}

.entry[data-type="food"] .label {
  background: var(--food);
}

.entry[data-type="move"] .label {
  background: var(--move);
}

.entry[data-type="etc"] .label {
  background: var(--etc);
}

.title {
  margin: 0;
  font-size: 1.15rem;
}

.description {
  margin: 0;
  line-height: 1.55;
  color: var(--muted);
}

.food-options {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.food-option {
  width: 100%;
  border: 1px solid rgba(86, 122, 70, 0.16);
  background: rgba(255, 255, 255, 0.55);
  color: inherit;
  border-radius: 16px;
  padding: 14px 16px;
  text-align: left;
  cursor: pointer;
  display: grid;
  gap: 6px;
  overflow: hidden;
  transition:
    transform 220ms ease,
    opacity 220ms ease,
    max-height 320ms ease,
    padding 320ms ease,
    background-color 220ms ease,
    box-shadow 220ms ease,
    border-color 220ms ease,
    filter 220ms ease;
  max-height: 92px;
}

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

.timeline-is-editing .food-option {
  cursor: default;
  max-height: 168px;
  opacity: 1;
  filter: none;
  transform: none;
  animation: option-expand 320ms cubic-bezier(0.22, 1, 0.36, 1);
}

.food-option[data-active="true"] {
  background: rgba(241, 248, 237, 0.95);
  border-color: rgba(86, 122, 70, 0.34);
  box-shadow: 0 10px 18px rgba(86, 122, 70, 0.12);
  max-height: 140px;
}

.food-option[data-active="true"][data-has-photos="true"] {
  max-height: 390px;
}

.food-option[data-active="false"] {
  opacity: 0.46;
  max-height: 44px;
  padding-top: 10px;
  padding-bottom: 10px;
  filter: saturate(0.75);
}

.timeline-is-editing .food-option[data-active="false"] {
  opacity: 1;
  max-height: 168px;
  padding-top: 14px;
  padding-bottom: 14px;
  filter: none;
}

.timeline-is-editing .food-option[data-has-photos="true"] {
  max-height: 410px;
}

.food-option-name {
  font-size: 1rem;
  font-weight: 700;
}

.food-option-detail {
  line-height: 1.5;
  color: var(--muted);
  opacity: 1;
  transform: translateY(0);
  transition: opacity 220ms ease, transform 220ms ease;
}

.food-option[data-active="false"] .food-option-detail {
  opacity: 0;
  transform: translateY(-6px);
}

.timeline-is-editing .food-option .food-option-detail {
  opacity: 1;
  transform: none;
}

.timeline-is-editing .food-option:nth-child(2) {
  animation-delay: 60ms;
}

.timeline-is-editing .food-option:nth-child(3) {
  animation-delay: 120ms;
}

.food-map {
  margin-top: 10px;
  display: grid;
  gap: 8px;
}

.food-map-view {
  font-size: 0.86rem;
}

.food-map-link {
  color: var(--move);
  text-decoration: none;
  font-weight: 600;
}

.food-map-link:hover {
  text-decoration: underline;
}

.food-map-empty {
  color: var(--muted);
}

.food-map-editor {
  display: none;
  gap: 8px;
}

.timeline-is-editing .food-map-editor {
  display: flex;
}

.timeline-is-editing .food-map-view {
  display: none;
}

.food-map-input {
  flex: 1;
  min-width: 0;
  border: 1px solid rgba(58, 46, 34, 0.14);
  background: rgba(255, 255, 255, 0.84);
  border-radius: 10px;
  padding: 8px 10px;
  color: var(--ink);
}

.food-map-button {
  padding: 8px 12px;
}

.food-option-media {
  margin-top: 10px;
  max-height: 0;
  opacity: 0;
  transform: scaleY(0.94);
  transform-origin: top;
  pointer-events: none;
  transition: max-height 320ms ease, opacity 280ms ease, transform 280ms ease;
}

.food-option[data-active="true"] .food-option-media {
  max-height: 260px;
  opacity: 1;
  transform: scaleY(1);
  pointer-events: auto;
}

.food-option-media.is-entering {
  animation: option-media-stretch 320ms cubic-bezier(0.22, 1, 0.36, 1);
}

.food-option-carousel {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 34px;
  gap: 8px;
  align-items: center;
}

.food-carousel-arrow {
  appearance: none;
  border: 1px solid rgba(58, 46, 34, 0.14);
  border-radius: 999px;
  width: 34px;
  height: 34px;
  background: rgba(255, 255, 255, 0.85);
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  line-height: 1;
}

.food-carousel-arrow:disabled {
  opacity: 0.35;
  cursor: default;
}

.food-photo-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.food-photo-link {
  display: block;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(58, 46, 34, 0.12);
}

.food-photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.food-photo-empty {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.food-photo-loading {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  color: var(--muted);
}

.food-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(86, 122, 70, 0.22);
  border-top-color: var(--food);
  border-radius: 50%;
  animation: spin 760ms linear infinite;
}

@keyframes option-expand {
  from {
    opacity: 0.35;
    transform: translateY(6px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes option-media-stretch {
  from {
    opacity: 0.35;
    transform: scaleY(0.9);
  }
  to {
    opacity: 1;
    transform: scaleY(1);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 900px) {
  .timeline-layout {
    transform: translateX(32px);
  }

  .food-photo-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .app {
    padding: 20px 14px 28px;
  }

  .topbar {
    grid-template-columns: 1fr;
    display: grid;
  }

  .topbar-actions {
    display: block;
  }

  #editButton,
  #saveButton {
    right: 16px;
  }

  #cancelButton {
    right: 80px;
  }

  #editButton,
  #saveButton,
  #cancelButton {
    bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  }

  .timeline-layout {
    grid-template-columns: 1fr;
    gap: 18px;
    transform: none;
  }

  .day-index {
    position: relative;
    top: 0;
    padding: 12px;
  }

  .day-index-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .day-separator {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .day-track {
    padding-left: 70px;
  }

  .day-track::before {
    left: 30px;
  }

  .entry::before {
    left: -38px;
    width: 18px;
  }

  .entry::after {
    left: -48px;
  }

  .note-header,
  .food-options {
    grid-template-columns: 1fr;
  }

  .timeline-is-editing .food-map-editor {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .day-index-list {
    grid-template-columns: 1fr;
  }
}