:root {
  color-scheme: light;
  --ink: #25211d;
  --muted: #6f665f;
  --paper: #fffaf0;
  --panel: #fffdf8;
  --line: #d9cec0;
  --mint: #8fc9b7;
  --coral: #e88772;
  --gold: #e8bd5b;
  --blue: #6d9cc8;
  --plum: #8b668f;
  --green: #789d65;
  --shadow: 0 24px 80px rgba(70, 58, 46, .16);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background:
    linear-gradient(135deg, rgba(143, 201, 183, .34), transparent 30%),
    linear-gradient(315deg, rgba(232, 135, 114, .24), transparent 34%),
    #f7efe4;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button {
  color: inherit;
  font: inherit;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 20px;
  width: min(1240px, calc(100vw - 32px));
  min-height: calc(100vh - 32px);
  margin: 16px auto;
}

.studio,
.side-panel {
  min-width: 0;
}

.studio {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto auto;
  gap: 14px;
  padding: 18px;
  border: 1px solid rgba(104, 91, 78, .18);
  border-radius: 8px;
  background: rgba(255, 253, 248, .78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.topbar,
.section-heading,
.tool-strip,
.mode-row {
  display: flex;
  align-items: center;
}

.topbar {
  justify-content: space-between;
  gap: 16px;
}

.date-label,
.eyebrow {
  margin: 0 0 2px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(30px, 5vw, 62px);
  line-height: .95;
}

h2 {
  font-size: 18px;
}

.streak {
  display: grid;
  place-items: center;
  width: 82px;
  height: 82px;
  border: 1px solid rgba(37, 33, 29, .14);
  border-radius: 50%;
  background: #fff6df;
}

.streak span {
  font-size: 30px;
  font-weight: 850;
  line-height: 1;
}

.streak small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.mode-row {
  align-self: start;
  width: fit-content;
  padding: 4px;
  border: 1px solid rgba(37, 33, 29, .13);
  border-radius: 8px;
  background: rgba(255, 255, 255, .62);
}

.mode-button {
  min-width: 76px;
  min-height: 36px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  font-weight: 800;
}

.mode-button.is-active {
  background: var(--ink);
  color: #fffdf8;
}

.canvas-wrap {
  display: grid;
  min-height: 0;
  place-items: center;
}

.coloring-page {
  width: min(100%, 72vh);
  max-height: 100%;
  aspect-ratio: 1;
  touch-action: manipulation;
}

.paint-region {
  cursor: pointer;
  stroke: #2b2723;
  stroke-width: 7;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: fill .16s ease, transform .16s ease;
}

.paint-region:hover,
.paint-region:focus {
  filter: brightness(1.02);
}

.line-art {
  fill: none;
  stroke: #2b2723;
  stroke-width: 7;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}

.detail-line {
  fill: none;
  stroke: #2b2723;
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}

.tool-strip {
  gap: 10px;
}

.icon-button {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(37, 33, 29, .16);
  border-radius: 8px;
  background: #fffdf8;
  cursor: pointer;
  font-size: 22px;
  font-weight: 800;
}

.icon-button:hover,
.swatch:hover,
.mode-button:hover {
  transform: translateY(-1px);
}

.completion {
  display: grid;
  grid-template-columns: minmax(90px, 1fr) 48px;
  align-items: center;
  gap: 10px;
  min-width: 170px;
  margin-left: auto;
}

.meter {
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: #e6ded3;
}

.meter span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--mint), var(--gold), var(--coral));
  transition: width .22s ease;
}

.completion strong {
  font-size: 14px;
  text-align: right;
}

.palette {
  display: grid;
  grid-template-columns: repeat(8, minmax(36px, 1fr));
  gap: 10px;
}

.swatch {
  position: relative;
  min-height: 44px;
  border: 2px solid rgba(37, 33, 29, .16);
  border-radius: 8px;
  background: var(--swatch);
  cursor: pointer;
}

.swatch.is-selected {
  border-color: var(--ink);
  box-shadow: inset 0 0 0 4px rgba(255, 255, 255, .78);
}

.swatch.is-locked {
  cursor: not-allowed;
  filter: grayscale(.85);
  opacity: .42;
}

.swatch.is-locked::after {
  content: "＋";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 900;
  text-shadow: 0 1px 4px rgba(0, 0, 0, .45);
}

.side-panel {
  display: grid;
  grid-template-rows: auto auto minmax(260px, 1fr);
  gap: 16px;
}

.daily-card,
.calendar-section,
.gallery-section {
  border: 1px solid rgba(104, 91, 78, .18);
  border-radius: 8px;
  background: rgba(255, 253, 248, .82);
  box-shadow: 0 16px 50px rgba(70, 58, 46, .10);
}

.daily-card {
  display: grid;
  gap: 12px;
  padding: 18px;
  background:
    linear-gradient(135deg, rgba(109, 156, 200, .2), transparent 52%),
    linear-gradient(315deg, rgba(120, 157, 101, .22), transparent 48%),
    rgba(255, 253, 248, .9);
}

.daily-card p:last-child {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.calendar-section,
.gallery-section {
  padding: 16px;
}

.section-heading {
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.section-heading span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

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

.day-cell {
  display: grid;
  min-height: 40px;
  place-items: center;
  border: 1px solid rgba(37, 33, 29, .12);
  border-radius: 7px;
  background: rgba(255, 255, 255, .6);
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.day-cell.is-today {
  border-color: var(--ink);
  color: var(--ink);
}

.day-cell.is-done {
  background: #f0cf80;
  color: var(--ink);
}

.day-cell.is-empty {
  border-color: transparent;
  background: transparent;
}

.garden {
  position: relative;
  overflow: hidden;
  min-height: 320px;
  border: 1px solid rgba(37, 33, 29, .12);
  border-radius: 8px;
  background: #e8f3ef;
}

.garden-sky {
  position: absolute;
  inset: 0 0 34%;
  background: linear-gradient(#a9cbe2, #eaf4ed);
}

.garden-ground {
  position: absolute;
  inset: 55% 0 0;
  background:
    radial-gradient(circle at 18% 44%, rgba(255, 255, 255, .36) 0 18px, transparent 19px),
    linear-gradient(165deg, #8bb874, #5f945c);
}

.garden-item {
  position: absolute;
  opacity: .16;
  transform: translateY(8px) scale(.96);
  transition: opacity .3s ease, transform .3s ease;
}

.garden-item.is-unlocked {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.tree {
  left: 28px;
  bottom: 58px;
  width: 92px;
  height: 150px;
  background:
    radial-gradient(circle at 50% 24%, #4f8d58 0 42px, transparent 43px),
    linear-gradient(90deg, transparent 38px, #8d6540 39px 54px, transparent 55px);
}

.path {
  left: 112px;
  right: 76px;
  bottom: -16px;
  height: 112px;
  border-radius: 50% 50% 0 0;
  background: #d4bd90;
  transform-origin: bottom center;
}

.bench {
  right: 34px;
  bottom: 76px;
  width: 122px;
  height: 70px;
  background:
    linear-gradient(#9d684b 0 12px, transparent 13px 28px, #9d684b 29px 41px, transparent 42px),
    linear-gradient(90deg, transparent 16px, #554239 17px 28px, transparent 29px 90px, #554239 91px 102px, transparent 103px);
}

.lantern {
  left: 144px;
  bottom: 128px;
  width: 54px;
  height: 120px;
  background:
    radial-gradient(circle at 50% 24%, #f6cf65 0 20px, #4b3c36 21px 25px, transparent 26px),
    linear-gradient(90deg, transparent 24px, #4b3c36 25px 30px, transparent 31px);
}

.house {
  right: 138px;
  bottom: 112px;
  width: 110px;
  height: 92px;
  background:
    linear-gradient(135deg, transparent 0 31px, #b75954 32px 54px, transparent 55px),
    linear-gradient(225deg, transparent 0 31px, #b75954 32px 54px, transparent 55px),
    linear-gradient(#f8e7bf 0 100%);
  clip-path: polygon(50% 0, 100% 38%, 100% 100%, 0 100%, 0 38%);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  z-index: 5;
  max-width: min(420px, calc(100vw - 32px));
  padding: 12px 16px;
  border-radius: 8px;
  background: var(--ink);
  color: #fffdf8;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 12px);
  transition: opacity .22s ease, transform .22s ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .side-panel {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }

  .daily-card {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .app-shell {
    width: min(100vw - 20px, 520px);
    margin: 10px auto;
  }

  .studio {
    padding: 12px;
  }

  .topbar {
    align-items: start;
  }

  .streak {
    width: 66px;
    height: 66px;
  }

  .mode-row {
    width: 100%;
  }

  .mode-button {
    flex: 1;
    min-width: 0;
  }

  .palette {
    grid-template-columns: repeat(4, 1fr);
  }

  .side-panel {
    grid-template-columns: 1fr;
  }

  .completion {
    min-width: 140px;
  }
}