@import url("https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@600;700;800&family=Zen+Kaku+Gothic+New:wght@500;700;900&display=swap");

/* Palette — exactly 3 hues + black/white equivalents:
   paper (white) #F5F0E2 · sumi (black) #22241F ·
   shu red #BE3A1E · nettle green #5C7F3E · ai indigo #2E4E7E.
   Tints/shades are opacity mixes of these tokens only. */
:root {
  --paper: #f5f0e2;
  --paper-dim: rgba(34, 36, 31, 0.07);
  --ink: #22241f;
  --ink-soft: rgba(34, 36, 31, 0.62);
  --ink-faint: rgba(34, 36, 31, 0.14);
  --shu: #be3a1e;
  --nettle: #5c7f3e;
  --ai: #2e4e7e;
  --card: #f5f0e2;
  --shadow: 4px 4px 0 var(--ink);
}

* { box-sizing: border-box; }

html {
  background: var(--ink);
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(190, 58, 30, 0.06), transparent 34%),
    radial-gradient(circle at 88% 20%, rgba(46, 78, 126, 0.08), transparent 36%),
    var(--paper);
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", system-ui, sans-serif;
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}

.page {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

/* ---------- noren curtain ---------- */
.noren {
  display: flex;
  gap: 10px;
  justify-content: center;
  padding: 0 40px;
}
.curtain {
  flex: 1;
  max-width: 180px;
  height: 92px;
  background: var(--ai);
  color: var(--paper);
  display: grid;
  place-items: center;
  font-family: "Shippori Mincho", serif;
  font-weight: 800;
  font-size: 40px;
  border-radius: 0 0 999px 999px / 0 0 26px 26px;
  box-shadow: 0 3px 0 rgba(34, 36, 31, 0.85);
  transform-origin: top center;
  animation: sway 5s ease-in-out infinite;
}
.curtain:nth-child(2) { animation-delay: -1.6s; background: var(--ink); }
.curtain:nth-child(3) { animation-delay: -3.2s; }
@keyframes sway {
  0%, 100% { transform: rotate(0.8deg); }
  50% { transform: rotate(-0.8deg); }
}

/* ---------- masthead ---------- */
.masthead {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 18px;
  padding: 26px 0 8px;
  text-align: center;
}
.v-text {
  writing-mode: vertical-rl;
  font-family: "Shippori Mincho", serif;
  letter-spacing: 0.4em;
  font-size: 13px;
  color: var(--ink-soft);
  padding-top: 6px;
  user-select: none;
}
.title-block { flex: 0 1 auto; }
.kicker {
  margin: 0 0 6px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.32em;
  color: var(--shu);
}
h1 {
  font-family: "Shippori Mincho", serif;
  font-weight: 800;
  font-size: clamp(34px, 7vw, 56px);
  margin: 0;
  line-height: 1.05;
}
.hanko-inline {
  display: inline-grid;
  place-items: center;
  width: 1.1em;
  height: 1.1em;
  background: var(--shu);
  color: var(--paper);
  border-radius: 8px;
  font-size: 0.72em;
  vertical-align: baseline;
  transform: rotate(-6deg) translateY(-0.06em);
  box-shadow: 2px 2px 0 var(--ink);
}
.jp-sub {
  margin: 8px 0 0;
  font-size: 14px;
  letter-spacing: 0.28em;
  color: var(--ink-soft);
}

/* ---------- HUD ---------- */
.hud {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 12px;
  margin: 20px 0 14px;
}
.hud-card {
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 10px 12px 12px;
  min-width: 0;
}
.hud-label {
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.22em;
  color: var(--ink-soft);
  white-space: nowrap;
}
.hud-label .jp { color: var(--shu); margin-right: 4px; }
.hud-big {
  font-family: "Shippori Mincho", serif;
  font-weight: 800;
  font-size: 34px;
  line-height: 1.1;
}
.coin-big { color: var(--ai); }
.coin-glyph { font-size: 0.8em; margin-right: 6px; }
.hud-sub { font-size: 12px; font-weight: 700; color: var(--ink-soft); }
.hud-time { font-weight: 900; font-size: 15px; letter-spacing: 0.08em; }

.sunbar {
  position: relative;
  height: 14px;
  border: 2px solid var(--ink);
  border-radius: 999px;
  margin: 8px 0 6px;
  overflow: hidden;
  background: var(--paper);
}
.sunbar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--nettle), var(--shu));
  transition: width 0.2s linear;
}
.sun-dot {
  position: absolute;
  top: 50%;
  left: 0%;
  transform: translate(-50%, -58%);
  font-size: 18px;
  line-height: 1;
  transition: left 0.2s linear;
  filter: saturate(0.2);
}

.combo {
  display: inline-block;
  margin-left: 6px;
  background: var(--shu);
  color: var(--paper);
  border-radius: 999px;
  padding: 1px 9px;
  font-weight: 900;
  animation: pop 0.25s ease;
}
.hidden { display: none !important; }
@keyframes pop {
  0% { transform: scale(0.6); }
  60% { transform: scale(1.15); }
  100% { transform: scale(1); }
}

/* ---------- controls ---------- */
.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 4px 0 6px;
}
.btn {
  font-family: inherit;
  font-weight: 900;
  letter-spacing: 0.08em;
  font-size: 14px;
  border: 2px solid var(--ink);
  border-radius: 10px;
  padding: 10px 16px;
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--ink);
  transition: transform 0.06s ease, box-shadow 0.06s ease;
  background: var(--card);
  color: var(--ink);
}
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--ink); }
.btn-open { background: var(--shu); color: var(--paper); font-size: 15px; }
.btn-open:disabled { background: var(--ink-faint); color: var(--ink-soft); cursor: default; }
.btn-ghost { background: var(--card); }
.btn-ghost[aria-pressed="false"] { opacity: 0.65; }

/* ---------- how to ---------- */
.howto {
  border: 2px dashed var(--ink-faint);
  border-radius: 10px;
  padding: 8px 12px;
  margin: 8px 0 4px;
  font-size: 13.5px;
  background: var(--paper-dim);
}
.howto summary { cursor: pointer; font-weight: 900; letter-spacing: 0.06em; }
.howto ol { margin: 8px 0 6px; padding-left: 20px; }
.howto li { margin: 3px 0; }
.nettle-word { color: var(--nettle); }

/* ---------- sections & machines ---------- */
.section-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.24em;
  margin: 26px 0 12px;
}
.section-title .jp { color: var(--shu); letter-spacing: 0.3em; }
.section-title .rule { flex: 1; border-top: 2px solid var(--ink); transform: translateY(-4px); }

.machines {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  user-select: none;
}

.machine {
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 10px 10px 12px;
  text-align: center;
  cursor: pointer;
  position: relative;
  transition: transform 0.08s ease;
}
.machine:active { transform: scale(0.97); }
.machine .num {
  font-family: "Shippori Mincho", serif;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.3em;
  color: var(--ink-soft);
}
.porthole {
  width: 104px;
  height: 104px;
  margin: 8px auto;
  border-radius: 50%;
  border: 3px solid var(--ink);
  background: var(--ink);
  position: relative;
  overflow: hidden;
}
.drum {
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 38%, #f5f0e2 0 60%, rgba(34,36,31,0.25) 100%);
}
.drum::before, .drum::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  inset: 12px;
  border: 7px dashed rgba(34, 36, 31, 0.35);
}
.drum::after { inset: 26px; border: 6px dotted rgba(190, 58, 30, 0.5); }
.machine.washing .drum { animation: spin 1.1s linear infinite; }
.machine.washing.nettle .drum::after { border-color: rgba(92, 127, 62, 0.75); }
@keyframes spin { to { transform: rotate(360deg); } }

.water {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 0%;
  background: rgba(46, 78, 126, 0.45);
  transition: height 0.2s linear;
  border-radius: 0 0 50% 50% / 0 0 12% 12%;
}
.steam {
  position: absolute;
  top: -4px;
  font-size: 16px;
  opacity: 0;
  pointer-events: none;
}
.machine.done .steam { animation: puff 1.4s ease-out infinite; }
.machine.done .steam.s2 { animation-delay: 0.5s; left: 60%; }
@keyframes puff {
  0% { opacity: 0; transform: translateY(6px); }
  30% { opacity: 0.9; }
  100% { opacity: 0; transform: translateY(-16px); }
}

.status {
  display: inline-block;
  font-weight: 900;
  font-size: 12px;
  letter-spacing: 0.18em;
  border: 2px solid var(--ink);
  border-radius: 999px;
  padding: 2px 10px;
  background: var(--paper);
}
.machine.idle .status { background: var(--paper); }
.machine.washing .status { background: var(--ai); color: var(--paper); border-color: var(--ink); }
.machine.done .status { background: var(--shu); color: var(--paper); }
.machine.done { animation: shake 0.5s ease-in-out infinite; border-color: var(--shu); }
@keyframes shake {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(0.7deg); }
  75% { transform: rotate(-0.7deg); }
}
.prog { height: 6px; margin-top: 8px; border: 2px solid var(--ink); border-radius: 99px; overflow: hidden; }
.prog > div { height: 100%; width: 0%; background: var(--nettle); transition: width 0.15s linear; }
.machine.washing.nettle .prog > div { background: var(--nettle); }
.machine.washing:not(.nettle) .prog > div { background: var(--ai); }
.hint { font-size: 11px; color: var(--ink-soft); min-height: 17px; margin-top: 6px; font-weight: 700; }
.hint .jp { letter-spacing: 0.2em; }

/* ---------- queue ---------- */
.queue {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  min-height: 74px;
}
.basket {
  width: 104px;
  border: 2px solid var(--ink);
  border-radius: 10px;
  background: var(--card);
  box-shadow: 3px 3px 0 var(--ink);
  padding: 8px 6px;
  text-align: center;
  animation: drop 0.3s ease;
}
@keyframes drop {
  from { transform: translateY(-10px); opacity: 0; }
  to { transform: none; opacity: 1; }
}
.weave {
  height: 34px;
  border-radius: 6px;
  border: 2px solid var(--ink);
  background:
    repeating-linear-gradient(0deg, transparent 0 5px, rgba(34,36,31,0.35) 5px 7px),
    repeating-linear-gradient(90deg, transparent 0 7px, rgba(34,36,31,0.35) 7px 9px),
    var(--paper);
}
.basket.nettle .weave { background:
    repeating-linear-gradient(0deg, transparent 0 5px, rgba(34,36,31,0.35) 5px 7px),
    repeating-linear-gradient(90deg, transparent 0 7px, rgba(34,36,31,0.35) 7px 9px),
    rgba(92, 127, 62, 0.4);
}
.basket small { font-weight: 900; font-size: 11px; letter-spacing: 0.1em; }
.basket.nettle small { color: var(--nettle); }
.queue-note { font-size: 13px; color: var(--ink-soft); font-weight: 700; }

/* ---------- ledger ---------- */
.receipt {
  list-style: none;
  margin: 0;
  padding: 14px 16px;
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: 4px 4px 14px 14px;
  box-shadow: var(--shadow);
  max-height: 190px;
  overflow-y: auto;
  font-size: 13px;
  font-weight: 500;
  mask: none;
}
.receipt li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 3px 0;
  border-bottom: 1px dashed var(--ink-faint);
}
.receipt li:last-child { border-bottom: 0; }
.receipt .t { color: var(--ink-soft); white-space: nowrap; }
.receipt .good { color: var(--nettle); font-weight: 900; }
.receipt .hot { color: var(--shu); font-weight: 900; }

/* ---------- footer ---------- */
.foot {
  margin-top: 30px;
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
}

/* ---------- overlay ---------- */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(34, 36, 31, 0.55);
  display: grid;
  place-items: center;
  padding: 16px;
  z-index: 20;
}
.sheet {
  background: var(--paper);
  border: 3px solid var(--ink);
  border-radius: 16px;
  box-shadow: 8px 8px 0 var(--ink);
  max-width: 440px;
  width: 100%;
  padding: 26px 24px 22px;
  text-align: center;
  position: relative;
  animation: rise 0.3s ease;
  max-height: 92vh;
  overflow-y: auto;
}
@keyframes rise {
  from { transform: translateY(16px); opacity: 0; }
  to { transform: none; opacity: 1; }
}
.sheet h2 { font-family: "Shippori Mincho", serif; font-size: 34px; margin: 0 0 4px; }
.stamp {
  width: 108px;
  height: 108px;
  margin: 12px auto 6px;
  border: 5px solid var(--shu);
  border-radius: 18px;
  display: grid;
  place-items: center;
  color: var(--shu);
  font-family: "Shippori Mincho", serif;
  font-weight: 800;
  font-size: 34px;
  line-height: 1.1;
  transform: rotate(-8deg);
  animation: slam 0.4s cubic-bezier(0.2, 2.2, 0.4, 1);
  background: rgba(190, 58, 30, 0.06);
}
@keyframes slam {
  0% { transform: rotate(-8deg) scale(2.4); opacity: 0; }
  60% { transform: rotate(-8deg) scale(0.94); opacity: 1; }
  100% { transform: rotate(-8deg) scale(1); }
}
.rank-line { font-weight: 900; letter-spacing: 0.1em; margin: 4px 0 12px; }
.stats { margin: 0 auto 10px; border-collapse: collapse; font-size: 14px; }
.stats th { text-align: right; font-weight: 500; color: var(--ink-soft); padding: 3px 12px 3px 0; letter-spacing: 0.04em; }
.stats td { text-align: left; font-weight: 900; font-size: 17px; }
.newbest { color: var(--shu); font-weight: 900; letter-spacing: 0.2em; animation: pop 0.4s ease; }
.sheet-btns { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 8px; }
.toast { font-weight: 900; color: var(--nettle); margin: 10px 0 0; }

/* ---------- small screens ---------- */
@media (max-width: 560px) {
  .hud { grid-template-columns: 1fr 1fr; }
  .sun-card { grid-column: 1 / -1; }
  .v-text { display: none; }
  .machines { grid-template-columns: repeat(2, 1fr); }
  .porthole { width: 92px; height: 92px; }
}