@import url("tokens.css");

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

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

body {
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-ui);
  font-size: var(--text-md);
  font-synthesis: none;
  line-height: 1.45;
  -webkit-text-size-adjust: 100%;
}

h1,
h2,
p {
  font-style: normal;
  overflow-wrap: anywhere;
  min-width: 0;
  margin: 0;
}

h1,
h2 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
}

h2 {
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--color-ink-soft);
}

button,
input,
select {
  font: inherit;
  color: inherit;
  font-size: 1rem;
}

button {
  cursor: pointer;
  touch-action: manipulation;
}

:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  inset-inline-start: var(--space-sm);
  top: 0;
  transform: translateY(-120%);
  background: var(--color-ink);
  color: var(--color-paper);
  padding: var(--space-2xs) var(--space-sm);
  z-index: 3;
}

.skip:focus {
  transform: none;
}

/* phone column */
.phone {
  width: min(100%, 28rem);
  margin-inline: auto;
  padding: var(--space-sm);
  padding-top: calc(var(--space-sm) + env(safe-area-inset-top));
  padding-bottom: calc(var(--space-xl) + env(safe-area-inset-bottom));
}

/* header */
.mast {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(7.5rem, 10rem);
  gap: var(--space-xs) var(--space-sm);
  align-items: center;
  padding-bottom: var(--space-sm);
  border-bottom: var(--rule-width) solid var(--color-ink);
}

.brand {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  min-width: 0;
}

.seal {
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 auto;
  border: var(--rule-width) solid var(--color-accent);
  color: var(--color-accent);
  display: grid;
  place-items: center;
  font-family: var(--font-chart);
  font-size: var(--text-lg);
  font-style: normal;
  line-height: 1;
}

.brand-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  font-style: normal;
  line-height: 1;
}

.tagline {
  margin-top: var(--space-3xs);
  color: var(--color-ink-soft);
  font-size: var(--text-xs);
}

.lang {
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
  min-width: 0;
}

.lang span,
.field span,
.kicker {
  font-size: var(--text-xs);
  color: var(--color-ink-soft);
}

.modes {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: var(--rule-width) solid var(--color-ink);
}

.modes button {
  appearance: none;
  background: transparent;
  border: 0;
  min-height: 2.75rem;
  padding-inline: var(--space-xs);
  white-space: nowrap;
  font-size: var(--text-sm);
}

.modes button + button {
  border-inline-start: var(--rule-width) solid var(--color-ink);
}

.modes button:hover {
  background: var(--color-paper-2);
}

.modes button:active {
  transform: translateY(1px);
}

.modes button[aria-pressed="true"] {
  background: var(--color-ink);
  color: var(--color-paper);
}

.modes button[aria-pressed="true"]:hover {
  background: var(--color-ink);
}

/* form: label on the left, control on the right */
.form {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding-top: var(--space-sm);
}

.field {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  min-width: 0;
  padding: var(--space-xs) 0;
  border-bottom: var(--rule-width) solid var(--color-rule);
}

.field[hidden] {
  display: none;
}

.field span {
  flex: 0 0 4.5rem;
  color: var(--color-ink);
  font-size: var(--text-sm);
}

.field input,
.field select {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  font-size: var(--text-md);
  min-height: 2.25rem;
  padding: 0;
}

.field input[type="date"],
.field input[type="time"] {
  font-variant-numeric: tabular-nums;
}

.field input:focus-visible,
.field select:focus-visible {
  outline: none;
}

.row2 {
  display: contents;
}

.row2 .field {
  border-bottom: 0;
}

.row2 .field + .field {
  border-bottom: 0;
}

/* sex segmented control */
.sex {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border: var(--rule-width) solid var(--color-ink);
  margin: var(--space-sm) 0 0;
}

.sex.off {
  display: none;
}

.sex-opt {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  cursor: pointer;
  font-size: var(--text-sm);
  position: relative;
}

.sex-opt + .sex-opt {
  border-inline-start: var(--rule-width) solid var(--color-ink);
}

.sex-opt input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}

.sex-opt:has(input:checked) {
  background: var(--color-ink);
  color: var(--color-paper);
}

/* options details */
.more {
  padding: var(--space-sm) 0 0;
}

.more summary {
  cursor: pointer;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
}

.more[open] summary {
  margin-bottom: var(--space-xs);
}

.check {
  display: flex;
  gap: var(--space-2xs);
  align-items: flex-start;
  font-size: var(--text-sm);
  padding: var(--space-2xs) 0;
}

.check input {
  margin-top: 0.2rem;
  accent-color: var(--color-accent);
  width: 1.1rem;
  height: 1.1rem;
  flex: 0 0 auto;
}

.fine {
  color: var(--color-ink-soft);
  font-size: var(--text-xs);
}

/* submit */
.form-error {
  color: var(--color-accent);
  font-size: var(--text-sm);
  min-height: 1.2rem;
  margin-top: var(--space-sm);
}

.btn {
  appearance: none;
  background: var(--color-accent);
  color: var(--color-accent-ink);
  border: var(--rule-width) solid var(--color-accent);
  border-radius: var(--radius-sm);
  min-height: 3rem;
  width: 100%;
  white-space: nowrap;
  font-size: var(--text-md);
  margin-top: 0;
}

.btn:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

/* result sheet */
.sheet {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding-top: var(--space-lg);
}

.sheet-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
  border-bottom: var(--rule-width) solid var(--color-rule);
  padding-bottom: var(--space-xs);
}

.sheet-head h1 {
  font-size: var(--text-xl);
}

.when {
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
}

/* day master strip */
.dm {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm);
  border: var(--rule-width) solid var(--color-ink);
  background: var(--color-paper-2);
}

.dm-glyph {
  font-family: var(--font-chart);
  font-size: 3rem;
  font-weight: 600;
  line-height: 1;
  flex: 0 0 auto;
  width: 3.5rem;
  text-align: center;
}

.dm-info {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
}

.dm-info p {
  font-size: var(--text-sm);
}

.dm-info .sub {
  color: var(--color-ink-soft);
  font-size: var(--text-xs);
}

/* pillar grid: 4 columns, vertical stems+branches */
.pg {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--rule-width);
  background: var(--color-rule);
  border: var(--rule-width) solid var(--color-rule);
}

.pg-col {
  background: var(--color-paper);
  min-width: 0;
  padding: var(--space-xs) var(--space-3xs) var(--space-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2xs);
  text-align: center;
}

.pg-gz {
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
  padding: var(--space-2xs) 0;
}

.pg-g {
  font-family: var(--font-chart);
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.05;
}

.pg-col:nth-child(3) .pg-g {
  font-size: 2.4rem;
}

.pg-col:nth-child(3) .kicker {
  color: var(--color-accent);
}

.pg-god {
  font-size: var(--text-xs);
  color: var(--color-accent);
  font-weight: 600;
}

.pg-sub {
  font-size: var(--text-xs);
  color: var(--color-ink-soft);
  overflow-wrap: anywhere;
}

/* element bars */
.bars {
  display: grid;
  gap: var(--space-2xs);
}

.bar-row {
  display: grid;
  grid-template-columns: minmax(0, 5rem) minmax(0, 1fr) 1.6rem;
  gap: var(--space-2xs);
  align-items: center;
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
}

.track {
  height: 0.5rem;
  background: var(--color-bar-track);
}

.fill {
  height: 100%;
  width: 0;
}

.wx[data-wx="木"] { color: var(--color-wood); }
.wx[data-wx="火"] { color: var(--color-fire); }
.wx[data-wx="土"] { color: var(--color-earth); }
.wx[data-wx="金"] { color: var(--color-metal); }
.wx[data-wx="水"] { color: var(--color-water); }

.fill[data-wx="木"] { background: var(--color-wood); }
.fill[data-wx="火"] { background: var(--color-fire); }
.fill[data-wx="土"] { background: var(--color-earth); }
.fill[data-wx="金"] { background: var(--color-metal); }
.fill[data-wx="水"] { background: var(--color-water); }

/* generic block + chips */
.block {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  min-width: 0;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
}

.chip {
  border: var(--rule-width) solid var(--color-rule);
  background: var(--color-paper-2);
  padding: 0.25rem 0.45rem;
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
}

.chip.avoid {
  background: transparent;
}

/* cycles + palaces */
.cycles,
.palaces {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--rule-width);
  background: var(--color-rule);
  border: var(--rule-width) solid var(--color-rule);
}

.cycle,
.palace {
  background: var(--color-paper);
  min-width: 0;
  padding: var(--space-xs) var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
}

.cycle.current {
  background: var(--color-paper-3);
  box-shadow: inset 2px 0 0 var(--color-accent);
}

.cycle .glyph,
.palace .glyph {
  font-family: var(--font-chart);
  font-size: var(--text-xl);
  font-weight: 600;
}

.palace b {
  font-weight: 600;
  font-style: normal;
}

.palace .sub,
.cycle .sub {
  font-size: var(--text-xs);
  color: var(--color-ink-soft);
}

/* almanac: hero + duo + facts */
.hero {
  border: var(--rule-width) solid var(--color-ink);
  outline: var(--rule-width) solid var(--color-rule);
  outline-offset: 3px;
  background: var(--color-paper-2);
  padding: var(--space-md) var(--space-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2xs);
  text-align: center;
}

.hero .kicker {
  color: var(--color-accent);
  font-size: var(--text-sm);
}

.hero-glyphs {
  display: flex;
  gap: var(--space-sm);
  align-items: baseline;
}

.hero .glyph {
  font-family: var(--font-chart);
  font-size: clamp(2.75rem, 14vw, 3.4rem);
  font-weight: 600;
  line-height: 0.95;
}

.hero-line {
  font-size: var(--text-md);
}

.hero-line.sub {
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
}

.duo {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xs);
}

.panel {
  border: var(--rule-width) solid var(--color-rule);
  padding: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  min-width: 0;
}

.panel h2 {
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
}

.panel.fit {
  border-color: var(--color-accent);
}

.panel.fit h2 {
  color: var(--color-accent);
}

.facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: var(--space-md);
}

.fact {
  min-width: 0;
  padding: var(--space-xs) 0;
  border-top: var(--rule-width) solid var(--color-rule);
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
}

.fact b {
  font-weight: 600;
  font-style: normal;
  font-size: var(--text-sm);
}

/* pengzu + colophon */
.pengzu summary {
  cursor: pointer;
  white-space: nowrap;
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
}

.pengzu p {
  margin-top: var(--space-2xs);
  font-family: var(--font-chart);
}

.colophon {
  margin-top: var(--space-xl);
  padding-top: var(--space-sm);
  border-top: var(--rule-width) solid var(--color-ink);
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  color: var(--color-ink-soft);
  font-size: var(--text-xs);
}

/* narrow phones */
@media (max-width: 359px) {
  .field span {
    flex-basis: 3.5rem;
  }

  .pg-g {
    font-size: 1.6rem;
  }

  .duo,
  .facts,
  .cycles,
  .palaces {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero .glyph {
    font-size: 2.5rem;
  }

  .glyph {
    font-size: var(--text-xl);
  }
}

@media (prefers-reduced-motion: reduce) {
  .btn:active,
  .modes button:active,
  .skip {
    transform: none;
  }
}

/* splash */
body.splash-lock {
  overflow: hidden;
}

.splash {
  position: fixed;
  inset: 0;
  z-index: 9;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  text-align: center;
  background: var(--color-paper);
}

.splash-out {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.65s var(--ease-out);
}

#bagua {
  width: min(58vw, 14rem);
  height: auto;
  animation: gx-spin 12s linear infinite;
}

.splash-kicker {
  color: var(--color-accent);
  font-size: var(--text-md);
  animation: gx-rise 0.7s var(--ease-out) 0.15s both;
}

.splash-title {
  font-family: var(--font-chart);
  font-weight: 600;
  font-size: clamp(2.1rem, 10vw, 3rem);
  line-height: 1.25;
  display: flex;
  flex-direction: column;
}

.splash-title .line {
  display: block;
  animation: gx-rise 0.7s var(--ease-out) both;
}

.splash-title .line:first-child {
  animation-delay: 0.3s;
}

.splash-title .line + .line {
  animation-delay: 0.5s;
  color: var(--color-accent);
}

.splash-sub {
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  animation: gx-rise 0.7s var(--ease-out) 0.65s both;
}

.splash-timer {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 3px;
  background: var(--color-bar-track);
}

.splash-timer i {
  display: block;
  height: 100%;
  background: var(--color-accent);
  animation: gx-drain 15s linear forwards;
}

@keyframes gx-spin {
  to {
    transform: rotate(1turn);
  }
}

@keyframes gx-drain {
  from {
    width: 100%;
  }

  to {
    width: 0;
  }
}

@keyframes gx-rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
}

@media (prefers-reduced-motion: reduce) {
  #bagua {
    animation: none;
  }

  .splash-kicker,
  .splash-title .line,
  .splash-sub,
  .splash-timer i {
    animation-duration: 0.01s;
  }
}