:root {
  color-scheme: light;
  --paper: oklch(0.96 0.028 55);
  --paper-deep: oklch(0.91 0.04 48);
  --sheet: oklch(0.99 0.012 80);
  --ink: oklch(0.32 0.05 28);
  --ink-soft: oklch(0.44 0.04 35);
  --muted: oklch(0.55 0.04 45);
  --cinnabar: oklch(0.54 0.17 28);
  --cinnabar-deep: oklch(0.46 0.16 28);
  --peach: oklch(0.82 0.09 28);
  --gold: oklch(0.78 0.12 78);
  --jade: oklch(0.58 0.09 160);
  --jade-soft: oklch(0.92 0.04 160);
  --bronze: oklch(0.55 0.08 68);
  --patina: oklch(0.5 0.07 155);
  --line: oklch(0.78 0.04 50 / 0.55);
  --radius: 14px;
  --space-2xs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --font-display: "ZCOOL QingKe HuangYou", "Huninn", sans-serif;
  --font-ui: "Huninn", "LXGW WenKai", sans-serif;
  --font-seal: "LXGW WenKai", "ZCOOL QingKe HuangYou", serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 200%;
}

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

body {
  min-height: 100dvh;
  color: var(--ink);
  font-family: var(--font-ui);
  background-color: var(--paper);
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='80' viewBox='0 0 160 80'><path fill='none' stroke='%23c45c4a' stroke-width='1.6' stroke-linecap='round' opacity='0.16' d='M8 54c10-16 18-16 28 0 10 16 18 16 28 0 10-16 18-16 28 0 10 16 18 16 28 0 10-16 18-16 28 0'/></svg>"),
    radial-gradient(900px 420px at 8% -8%, oklch(0.98 0.04 70) 0%, transparent 62%),
    radial-gradient(640px 360px at 100% 0%, oklch(0.9 0.08 20 / 0.45) 0%, transparent 58%),
    radial-gradient(520px 280px at 80% 100%, oklch(0.92 0.05 160 / 0.35) 0%, transparent 50%),
    linear-gradient(180deg, var(--paper) 0%, var(--paper-deep) 100%);
  background-size: 220px 110px, auto, auto, auto, auto;
  background-repeat: repeat, no-repeat, no-repeat, no-repeat, no-repeat;
}

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

button {
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

.skip {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 40;
  padding: 8px 12px;
  background: var(--ink);
  color: var(--sheet);
}

.skip:focus {
  top: 12px;
}

.screen {
  min-height: 100dvh;
}

.back-home {
  color: var(--cinnabar);
  text-decoration: none;
  letter-spacing: 0.16em;
  font-size: 0.82rem;
}

.back-home:hover,
.back-home:focus-visible {
  text-decoration: underline;
}

.step-kicker {
  margin: 0;
  color: var(--cinnabar);
  letter-spacing: 0.18em;
  font-size: 0.82rem;
}

h1,
h2,
.you,
.hao-preview,
.nv-punch,
.btn-primary,
.station {
  font-family: var(--font-display);
  font-weight: 400;
}

.btn-primary,
.btn-ghost,
.text-btn {
  min-height: 2.9rem;
  border-radius: 999px;
  transition: transform 140ms var(--ease), background 180ms var(--ease), color 180ms var(--ease);
}

.btn-primary {
  border: 0;
  padding: 0 22px;
  background: var(--cinnabar);
  color: oklch(0.98 0.02 80);
  box-shadow: 0 8px 18px oklch(0.5 0.12 28 / 0.22);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--cinnabar-deep);
}

.btn-primary:active,
.btn-ghost:active,
.station:active {
  transform: scale(0.98);
}

.btn-ghost:disabled,
.btn-primary:disabled {
  opacity: 0.35;
  cursor: default;
  transform: none;
  box-shadow: none;
}

.btn-ghost {
  border: 1.5px solid color-mix(in oklch, var(--cinnabar) 45%, var(--line));
  padding: 0 16px;
  background: color-mix(in oklch, var(--sheet) 80%, transparent);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--cinnabar);
  color: var(--cinnabar);
}

.text-btn {
  border: 0;
  background: transparent;
  color: var(--cinnabar);
  padding: 0 4px;
}

.cloud {
  position: absolute;
  pointer-events: none;
  color: oklch(0.72 0.12 22 / 0.55);
}

.cloud-a {
  top: 18px;
  right: 6vw;
  width: min(42vw, 220px);
}

.cloud-b {
  bottom: 8vh;
  left: -12px;
  width: min(48vw, 260px);
  color: oklch(0.62 0.08 160 / 0.35);
}

.intro {
  display: grid;
  place-items: center;
  padding: var(--space-xl) var(--space-md) var(--space-2xl);
  position: relative;
  overflow: hidden;
}

.intro .back-home {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 2;
}

.intro-sheet {
  position: relative;
  z-index: 1;
  width: min(100%, 40rem);
  padding: 28px 22px 24px;
  background:
    linear-gradient(180deg, oklch(0.995 0.01 80) 0%, oklch(0.97 0.025 55) 100%);
  border: 1px solid color-mix(in oklch, var(--peach) 70%, var(--line));
  border-radius: 28px;
  box-shadow:
    0 24px 50px oklch(0.45 0.08 28 / 0.12),
    inset 0 0 0 6px oklch(0.93 0.04 55 / 0.7);
}

.intro h1 {
  margin: 8px 0 28px;
  font-size: clamp(2.8rem, 20vw, 4.8rem);
  line-height: 0.95;
  letter-spacing: 0.06em;
  color: var(--cinnabar-deep);
}

.name-form label {
  display: block;
  margin-bottom: 8px;
  letter-spacing: 0.12em;
  font-size: 0.86rem;
  color: var(--muted);
}

.name-row {
  display: flex;
  gap: 10px;
  align-items: stretch;
}

.name-row input {
  flex: 1;
  min-width: 0;
  min-height: 3.5rem;
  padding: 0 16px;
  border: 0;
  border-radius: 16px;
  background: oklch(0.99 0.01 80);
  box-shadow: inset 0 0 0 2px var(--peach);
  font-family: var(--font-seal);
  font-size: 1.7rem;
}

.name-row input:focus {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--cinnabar);
}

.form-hint {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.workshop {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  min-height: 100dvh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px 8px;
}

.you {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.06em;
  color: var(--cinnabar-deep);
}

.you span + span::before {
  content: " · ";
  color: var(--muted);
  font-family: var(--font-ui);
  font-size: 0.85rem;
}

.stations {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 6px;
  padding: 0 12px 10px;
}

.station {
  display: grid;
  gap: 0;
  min-height: 3.25rem;
  padding: 8px 2px;
  border: 0;
  border-radius: 16px;
  background: color-mix(in oklch, var(--sheet) 70%, transparent);
  color: var(--muted);
  font-size: clamp(0.78rem, 5vw, 0.95rem);
}

.station small {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  color: var(--bronze);
}

.station.is-on {
  color: var(--cinnabar-deep);
  background: oklch(0.97 0.04 28);
  box-shadow: inset 0 -3px 0 var(--cinnabar);
}

.station.is-done {
  color: var(--patina);
  background: var(--jade-soft);
}

.stage {
  overflow: auto;
  padding: 8px 16px 24px;
}

.step {
  width: min(100%, 920px);
  margin: 0 auto;
  animation: rise 520ms var(--ease-expo) both;
}

.step h2 {
  margin: 6px 0 16px;
  font-size: clamp(1.7rem, 10vw, 2.6rem);
  line-height: 1.15;
}

.prompt,
.hao-lesson,
.quiet {
  max-width: 42ch;
  line-height: 1.7;
  color: var(--ink-soft);
}

.quiet {
  font-size: 0.92rem;
}

.dock {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: color-mix(in oklch, var(--paper) 82%, white);
  border-top: 1px solid var(--line);
}

.eight-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 18px;
  padding: 0;
}

.eight-grid button {
  display: grid;
  gap: 4px;
  min-height: 6rem;
  padding: 12px 6px 14px;
  border: 0;
  border-radius: 18px;
  background: var(--sheet);
  place-items: center;
  box-shadow: 0 8px 18px oklch(0.5 0.06 28 / 0.08);
}

.eight-grid li:nth-child(1) button,
.eight-grid li:nth-child(6) button { background: oklch(0.97 0.035 20); }
.eight-grid li:nth-child(2) button,
.eight-grid li:nth-child(7) button { background: oklch(0.97 0.03 85); }
.eight-grid li:nth-child(3) button,
.eight-grid li:nth-child(8) button { background: oklch(0.96 0.035 155); }
.eight-grid li:nth-child(4) button,
.eight-grid li:nth-child(5) button { background: oklch(0.97 0.04 55); }

.eight-grid li:nth-child(odd) button { rotate: -1.4deg; }
.eight-grid li:nth-child(even) button { rotate: 1.2deg; }

.eight-grid button:hover,
.eight-grid button:focus-visible {
  rotate: 0deg;
  transform: translateY(-2px);
}

.eight-grid .ch {
  font-family: var(--font-seal);
  font-size: clamp(1.9rem, 12vw, 2.6rem);
  line-height: 1;
}

.eight-grid .py {
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.eight-grid button.is-open {
  box-shadow: 0 0 0 3px var(--cinnabar);
}

.eight-grid button.is-marked .ch {
  color: var(--cinnabar);
}

.nv-reveal {
  display: grid;
  gap: 12px;
  margin-top: 8px;
  max-width: 46ch;
  padding: 16px 18px;
  background: oklch(0.98 0.02 28);
  border-radius: 20px;
}

.nv-punch {
  margin: 0;
  font-size: 2.1rem;
  color: var(--cinnabar);
}

.nv-punch b {
  font-weight: 400;
  font-size: 1.15em;
}

.clan-dl {
  display: grid;
  gap: 12px;
  margin: 8px 0 0;
}

.clan-dl div {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 12px;
  align-items: baseline;
}

.clan-dl dt {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--cinnabar);
}

.clan-dl dd {
  margin: 0;
  color: var(--ink-soft);
}

.eight-note {
  min-height: 1.4em;
  margin: 0 0 12px;
  padding: 8px 12px;
  border-radius: 12px;
  background: oklch(0.97 0.03 80);
  color: var(--bronze);
  font-size: 0.95rem;
}

.origin-choices {
  display: grid;
  gap: 10px;
  margin: 18px 0;
}

.origin-choice {
  display: grid;
  grid-template-columns: 3.25rem 1fr;
  gap: 14px;
  align-items: center;
  width: 100%;
  min-height: 4.9rem;
  padding: 10px 14px;
  border: 0;
  border-radius: 18px;
  background: var(--sheet);
  text-align: left;
  box-shadow: 0 8px 18px oklch(0.5 0.06 28 / 0.07);
}

.origin-choice strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.12rem;
}

.origin-choice small {
  color: var(--muted);
  font-size: 0.84rem;
}

.origin-choice .mark {
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 16px;
  background: oklch(0.96 0.03 55);
  color: var(--cinnabar);
}

.origin-choice .mark svg {
  width: 2.1rem;
  height: 2.1rem;
}

.origin-choice:nth-child(2) .mark { background: oklch(0.95 0.04 155); color: var(--jade); }
.origin-choice:nth-child(3) .mark { background: oklch(0.96 0.04 80); color: var(--bronze); }
.origin-choice:nth-child(4) .mark { background: oklch(0.96 0.04 28); color: var(--cinnabar); }
.origin-choice:nth-child(5) .mark { background: oklch(0.96 0.035 200); color: var(--patina); }

.origin-choice:hover,
.origin-choice:focus-visible {
  transform: translateY(-1px);
}

.origin-choice.is-picked {
  box-shadow: 0 0 0 3px var(--peach);
}

.origin-choice.is-right {
  background: var(--jade-soft);
  box-shadow: 0 0 0 3px var(--jade);
}

.origin-choice.is-close {
  background: oklch(0.97 0.04 80);
}

.origin-choice:disabled {
  cursor: default;
}

.origin-result {
  display: grid;
  gap: 8px;
  max-width: 46ch;
  padding: 16px 18px;
  border-radius: 20px;
  background: oklch(0.98 0.02 80);
}

.origin-result h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 400;
}

.origin-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.origin-badges span {
  padding: 4px 10px;
  border-radius: 999px;
  background: oklch(0.95 0.05 28);
  color: var(--cinnabar);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
}

.origin-ai {
  margin: 0;
  color: oklch(0.38 0.04 40);
}

.baijia-status {
  margin: 0 0 12px;
  color: var(--cinnabar);
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.baijia-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 0 0 16px;
  padding: 0;
}

.baijia-grid button {
  min-height: 4.25rem;
  border: 0;
  border-radius: 16px;
  background: var(--sheet);
  font-family: var(--font-seal);
  font-size: 1.5rem;
  box-shadow: 0 6px 14px oklch(0.5 0.05 28 / 0.08);
}

.baijia-grid button.is-next {
  color: var(--cinnabar);
  box-shadow: 0 0 0 3px var(--cinnabar);
  animation: pulse 1.4s var(--ease) infinite;
}

.baijia-grid button.is-done {
  background: var(--cinnabar);
  color: oklch(0.98 0.02 80);
  box-shadow: none;
}

.baijia-grid button.is-miss {
  animation: miss 280ms var(--ease);
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hao-lesson {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.hao-examples {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.hao-examples button {
  min-height: 2.6rem;
  padding: 6px 12px;
  border: 0;
  border-radius: 999px;
  background: var(--sheet);
  font-size: 0.9rem;
  box-shadow: 0 4px 10px oklch(0.5 0.05 28 / 0.08);
}

.hao-examples button:hover,
.hao-examples button:focus-visible {
  color: var(--cinnabar);
}

.hao-form {
  display: grid;
  gap: 14px;
}

.hao-fields {
  display: grid;
  grid-template-columns: 1fr 8.5rem;
  gap: 12px;
}

.hao-fields label,
.reason-label {
  display: grid;
  gap: 6px;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.hao-fields input,
.hao-fields select,
.reason-label textarea {
  min-height: 3rem;
  padding: 8px 12px;
  border: 0;
  border-radius: 14px;
  background: var(--sheet);
  box-shadow: inset 0 0 0 1.5px var(--line);
}

.reason-label textarea {
  resize: vertical;
  line-height: 1.6;
  letter-spacing: 0;
  color: var(--ink);
}

.hao-preview {
  justify-self: start;
  margin: 8px 0 0;
  padding: 10px 22px 12px;
  border-radius: 8px 8px 12px 12px;
  background: oklch(0.42 0.07 48);
  color: oklch(0.92 0.08 80);
  font-size: clamp(1.8rem, 12vw, 2.8rem);
  line-height: 1.15;
  box-shadow: inset 0 0 0 3px oklch(0.74 0.12 78);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chips button {
  min-height: 2.25rem;
  padding: 0 12px;
  border: 0;
  border-radius: 999px;
  background: oklch(0.94 0.04 55);
  font-size: 0.88rem;
}

.forge {
  display: grid;
  gap: 20px;
}

.forge-press {
  display: grid;
  place-items: center;
  padding: 8px 0 4px;
}

#crest-canvas {
  width: min(100%, 260px);
  height: auto;
  background: var(--sheet);
  border-radius: 18px;
  box-shadow: 0 18px 40px oklch(0.4 0.05 48 / 0.16);
}

.forge-tools {
  display: grid;
  gap: 16px;
}

.forge-tools fieldset {
  margin: 0;
  padding: 0;
  border: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
}

.forge-tools legend {
  float: left;
  width: 100%;
  margin-bottom: 8px;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  color: var(--muted);
}

.forge-tools fieldset label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 2.75rem;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--sheet);
}

.motif-choices {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  width: 100%;
}

.motif-choices button {
  min-height: 2.5rem;
  padding: 0 12px;
  border: 0;
  border-radius: 999px;
  background: var(--sheet);
}

.motif-choices button.is-on {
  background: oklch(0.95 0.05 28);
  color: var(--cinnabar);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes miss {
  0%,
  100% { transform: none; }
  35% { transform: translateX(-4px); }
  70% { transform: translateX(4px); }
}

@keyframes pulse {
  0%,
  100% { transform: scale(1); }
  50% { transform: scale(1.04); }
}

@keyframes drift {
  from { transform: translateX(0); }
  to { transform: translateX(12px); }
}

.cloud {
  animation: drift 8s var(--ease) infinite alternate;
}

@media (min-width: 880px) {
  .workshop {
    grid-template-columns: 8rem 1fr;
    grid-template-rows: auto 1fr auto;
  }

  .topbar {
    grid-column: 1 / -1;
  }

  .stations {
    grid-template-columns: 1fr;
    align-content: start;
    padding: 12px 8px 24px 18px;
  }

  .station {
    justify-items: start;
    text-align: left;
    padding-left: 12px;
  }

  .station.is-on {
    color: var(--cinnabar-deep);
    background: oklch(0.97 0.04 28);
  }

  .stage {
    padding: 12px 32px 32px 8px;
  }

  .dock {
    grid-column: 2;
    background: transparent;
    border-top: 0;
    justify-content: flex-start;
    padding-top: 0;
  }

  .eight-grid {
    width: min(100%, 540px);
  }

  .origin-choices {
    width: min(100%, 34rem);
  }

  .baijia-grid {
    width: min(100%, 440px);
  }

  .forge {
    grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
    align-items: start;
  }

  #crest-canvas {
    width: 300px;
  }

  .intro-sheet {
    padding: 40px 36px 32px;
  }
}

@media (max-width: 560px) {
  .hao-fields {
    grid-template-columns: 1fr;
  }

  .intro h1 {
    font-size: 2.8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}