* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--kn-cream);
  color: var(--kn-text);
  font-family: var(--kn-font-body);
  -webkit-text-size-adjust: 100%;
}

.kn-app {
  max-width: 1040px;
  margin: 0 auto;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: var(--kn-gap);
  gap: var(--kn-gap);
}

.kn-loading, .kn-error, .kn-placeholder {
  color: var(--kn-muted);
  text-align: center;
  font-size: 0.95rem;
}

/* ---------- topbar ---------- */
.kn-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--kn-gap);
}
.kn-brand { display: flex; align-items: center; gap: 10px; }
.kn-logo {
  font-size: 1.8rem;
  line-height: 1;
  color: var(--kn-accent);
}
.kn-brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.kn-brand-text strong {
  font-family: var(--kn-font-head);
  font-size: 1.35rem;
  letter-spacing: 0.2px;
}
.kn-brand-text small { color: var(--kn-muted); font-size: 0.78rem; }
.kn-top-right { display: flex; align-items: center; gap: 10px; }
.kn-mute {
  border: 1px solid var(--kn-border);
  background: var(--kn-panel);
  border-radius: var(--kn-radius-sm);
  width: 40px; height: 40px;
  font-size: 1.1rem; cursor: pointer;
  box-shadow: var(--kn-shadow-sm);
}
.kn-mute:hover { filter: brightness(0.97); }
.kn-music-on { color: var(--kn-accent); border-color: var(--kn-accent); }
.kn-score-chip {
  font-family: var(--kn-font-head);
  font-size: 1.5rem;
  min-width: 64px;
  text-align: center;
  padding: 4px 14px;
  border-radius: var(--kn-radius-sm);
  background: var(--kn-panel);
  border: 1px solid var(--kn-border);
  box-shadow: var(--kn-shadow-sm);
}

/* ---------- stage: felt + scorecard ---------- */
.kn-stage {
  flex: 1;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--kn-gap);
  align-items: stretch;
}
@media (max-width: 720px) {
  .kn-stage { grid-template-columns: 1fr; }
}

.kn-felt {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--kn-gap);
  min-height: 320px;
  padding: clamp(14px, 3vw, 26px);
  border-radius: var(--kn-radius);
  background:
    radial-gradient(120% 120% at 50% 0%, var(--kn-felt) 0%, var(--kn-felt-dark) 100%);
  box-shadow: var(--kn-shadow), inset 0 0 0 4px rgba(255, 255, 255, 0.04);
  color: #eafff9;
  overflow: hidden;
}
/* procedural felt grain — pure SVG, zero download */
.kn-felt::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.07;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* dashed "stitched" inner border */
.kn-felt::after {
  content: '';
  position: absolute;
  inset: 10px;
  z-index: 0;
  pointer-events: none;
  border: 2px dashed rgba(255, 255, 255, 0.14);
  border-radius: calc(var(--kn-radius) - 4px);
}
.kn-felt > * { position: relative; z-index: 1; }
.kn-dice-tray {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: clamp(8px, 2vw, 16px);
  align-items: center;
  justify-content: center;
}
.kn-roll-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: center;
}
.kn-rolls-left { color: #cfeee7; font-size: 0.85rem; }

.kn-card {
  padding: clamp(12px, 2.5vw, 20px);
  border-radius: var(--kn-radius);
  background: var(--kn-panel);
  border: 1px solid var(--kn-border);
  box-shadow: var(--kn-shadow-sm);
  overflow: auto;
}

/* ---------- screens / menu ---------- */
.kn-screen-host { flex: 1; display: flex; flex-direction: column; }
.kn-screen { flex: 1; display: flex; flex-direction: column; gap: var(--kn-gap); }
.kn-screen-bar { display: flex; align-items: center; gap: 12px; }
.kn-screen-title { font-family: var(--kn-font-head); font-size: 1.1rem; color: var(--kn-brown); }
.kn-back { padding: 8px 14px; font-size: 0.9rem; }

.kn-board { flex: 1; display: grid; grid-template-columns: 1.15fr 1fr; gap: var(--kn-gap); align-items: start; }
@media (max-width: 720px) { .kn-board { grid-template-columns: 1fr; } }
.kn-board.kn-busy { pointer-events: none; }
.kn-board.kn-busy .kn-felt { filter: saturate(0.7) brightness(0.95); }

.kn-menu { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px; padding: 24px 0; }
.kn-menu-title { font-family: var(--kn-font-head); font-size: clamp(1.4rem, 4vw, 2rem); margin: 0; text-align: center; }
.kn-menu-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--kn-gap); width: 100%; max-width: 760px; }
.kn-menu-card {
  flex: 1 1 210px; max-width: 240px;
  display: flex; flex-direction: column; align-items: flex-start; gap: 6px;
  text-align: left; padding: 20px; border: 1px solid var(--kn-border); border-radius: var(--kn-radius);
  background: var(--kn-panel); box-shadow: var(--kn-shadow-sm); cursor: pointer;
  transition: transform 0.08s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}
@media (max-width: 640px) { .kn-menu-card { flex-basis: 100%; max-width: none; } }
.kn-menu-card:hover { transform: translateY(-3px); box-shadow: var(--kn-shadow); border-color: var(--kn-accent); }
.kn-menu-ic { font-size: 2rem; }
.kn-menu-card strong { font-family: var(--kn-font-head); font-size: 1.15rem; }
.kn-menu-card small { color: var(--kn-muted); line-height: 1.35; }

/* ---------- hint + tip ---------- */
.kn-hint { background: var(--kn-gold); color: #3a2a08; }
.kn-tip {
  margin: 0; text-align: center; color: #eafff9; font-size: 0.92rem;
  background: rgba(0, 0, 0, 0.22); padding: 8px 12px; border-radius: var(--kn-radius-sm);
}
.kn-die.kn-suggest { outline-color: var(--kn-good); animation: kn-pulse 1s ease-in-out infinite; }
@keyframes kn-pulse { 50% { outline-color: color-mix(in srgb, var(--kn-good) 40%, transparent); } }
.kn-row.kn-suggest-row { box-shadow: inset 0 0 0 2px var(--kn-good); }

/* ---------- bot panel (versus) ---------- */
.kn-botpanel {
  display: flex; flex-direction: column; gap: 8px;
  padding: 12px 16px; border-radius: var(--kn-radius);
  background: var(--kn-panel); border: 1px solid var(--kn-border); box-shadow: var(--kn-shadow-sm);
}
.kn-bot-head { display: flex; align-items: center; gap: 10px; }
.kn-bot-ava { font-size: 1.4rem; }
.kn-bot-name { font-family: var(--kn-font-head); font-size: 1.05rem; }
.kn-bot-total { margin-left: auto; font-family: var(--kn-font-head); font-size: 1.5rem; color: var(--kn-accent-dark); }
.kn-bot-prog { display: flex; gap: 4px; }
.kn-bot-prog i { flex: 1; height: 6px; border-radius: 3px; background: var(--kn-border); }
.kn-bot-prog i.on { background: var(--kn-accent); }
.kn-bot-status { color: var(--kn-muted); font-size: 0.85rem; min-height: 1.2em; }

/* ---------- static dice (tutorial) ---------- */
.kn-dice-static { justify-content: center; padding: 6px 0; }
.kn-die-static { cursor: default; }
.kn-die-static .kn-pips i.on { background: var(--kn-brown); }

/* ---------- tutorial ---------- */
.kn-tut {
  flex: 1; max-width: 640px; margin: 0 auto; width: 100%;
  background: var(--kn-panel); border: 1px solid var(--kn-border);
  border-radius: var(--kn-radius); box-shadow: var(--kn-shadow-sm); padding: clamp(16px, 4vw, 28px);
}
.kn-tut-prog { display: flex; gap: 5px; margin-bottom: 16px; }
.kn-tut-prog i { flex: 1; height: 5px; border-radius: 3px; background: var(--kn-border); }
.kn-tut-prog i.on { background: var(--kn-accent); }
.kn-tut-prog i.cur { background: var(--kn-gold); }
.kn-tut-title { font-family: var(--kn-font-head); margin: 0 0 10px; }
.kn-tut-body { line-height: 1.55; color: var(--kn-text); }
.kn-tut-body p { margin: 0 0 10px; }
.kn-tut-list { margin: 0; padding-left: 18px; line-height: 1.5; }
.kn-tut-list li { margin-bottom: 8px; }
.kn-tut-demo { margin-top: 16px; padding: 14px; background: var(--kn-cream); border-radius: var(--kn-radius-sm); }
.kn-tut-prompt { font-weight: 700; text-align: center; margin: 10px 0; }
.kn-tut-opts { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.kn-tut-opt { display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 10px 16px; }
.kn-tut-opt small { color: var(--kn-muted); font-weight: 400; }
.kn-opt-good { outline: 2px solid var(--kn-good); background: color-mix(in srgb, var(--kn-good) 12%, var(--kn-panel)); }
.kn-opt-bad { outline: 2px solid var(--kn-bad); }
.kn-tut-feedback { margin: 12px 0 0; padding: 10px; border-radius: var(--kn-radius-sm); text-align: center; }
.kn-fb-good { background: color-mix(in srgb, var(--kn-good) 16%, transparent); }
.kn-fb-bad { background: color-mix(in srgb, var(--kn-bad) 14%, transparent); }
.kn-tut-nav { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 20px; }
.kn-tut-nav-right { display: flex; gap: 8px; }

/* ---------- buttons ---------- */
.kn-btn {
  font-family: var(--kn-font-body);
  font-weight: 700;
  font-size: 1rem;
  padding: 12px 22px;
  border: 0;
  border-radius: var(--kn-radius-sm);
  cursor: pointer;
  background: var(--kn-panel);
  color: var(--kn-text);
  box-shadow: var(--kn-shadow-sm);
  transition: transform 0.06s ease, filter 0.12s ease;
  min-height: 44px;
}
.kn-btn:active { transform: translateY(1px); }
.kn-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.kn-btn-primary { background: var(--kn-accent); color: #fff; }
.kn-btn-primary:not(:disabled):hover { filter: brightness(1.06); }

/* ---------- footer ---------- */
.kn-footer {
  text-align: center;
  color: var(--kn-muted);
  font-size: 0.78rem;
  padding-top: 4px;
}

.kn-app:not(.kn-ready) .kn-loading { display: block; }

/* ---------- embed mode (WordPress / iframe-free) ---------- */
.kn-app-embed {
  min-height: 0;
  max-width: 100%;
  padding: clamp(10px, 2vw, 16px);
  border: 1px solid var(--kn-border);
  border-radius: var(--kn-radius);
  background: var(--kn-cream);
  box-shadow: var(--kn-shadow-sm);
}
.kn-app-embed .kn-menu { padding: 32px 0; gap: 18px; }
.kn-app-embed .kn-footer { display: none; }
/* keep the result modal inside the widget, not over the whole article */
.kn-app-embed .kn-overlay { position: absolute; }
.kn-embed { position: relative; margin: 28px 0; }

/* ---------- dice ---------- */
.kn-die {
  --d: clamp(48px, 13vw, 76px);
  width: var(--d);
  height: var(--d);
  position: relative;
  border: 0;
  border-radius: 16%;
  background: #fdfcf9;
  box-shadow: var(--kn-shadow-sm), inset 0 -3px 0 rgba(0, 0, 0, 0.08);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform 0.1s ease, box-shadow 0.12s ease, outline-color 0.12s ease;
  outline: 3px solid transparent;
  outline-offset: 2px;
}
.kn-die:disabled { cursor: default; }
.kn-die:not(:disabled):hover { transform: translateY(-2px); }
.kn-die.kn-held {
  outline-color: var(--kn-gold);
  background: #fff7e6;
  transform: translateY(2px);
}
.kn-die-blank { background: rgba(255, 255, 255, 0.12); box-shadow: inset 0 0 0 2px rgba(255,255,255,0.18); }
.kn-die-empty { color: rgba(255, 255, 255, 0.55); font-size: 1.6rem; }
.kn-pips {
  position: absolute;
  inset: 16%;
  display: grid;
  grid-template: repeat(3, 1fr) / repeat(3, 1fr);
  gap: 8%;
}
.kn-pips i { border-radius: 50%; }
.kn-pips i.on { background: var(--kn-felt-dark); box-shadow: inset 0 -1px 0 rgba(0,0,0,0.2); }
.kn-lock { position: absolute; top: -8px; right: -6px; font-size: 0.8rem; }
.kn-die.kn-rolling { animation: kn-tumble 0.34s ease-out; }
@keyframes kn-tumble {
  0% { transform: translateY(-10px) rotate(-18deg) scale(0.9); }
  55% { transform: translateY(2px) rotate(10deg) scale(1.04); }
  100% { transform: translateY(0) rotate(0) scale(1); }
}
.kn-felt.kn-shake { animation: kn-shake 0.42s cubic-bezier(.36,.07,.19,.97); }
@keyframes kn-shake {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(4px); }
  30%, 50%, 70% { transform: translateX(-7px); }
  40%, 60% { transform: translateX(7px); }
}
@media (prefers-reduced-motion: reduce) {
  .kn-die.kn-rolling, .kn-felt.kn-shake, .kn-pop, .kn-die.kn-suggest { animation: none; }
}

/* ---------- scorecard ---------- */
.kn-sec-title {
  font-family: var(--kn-font-head);
  font-size: 0.95rem;
  color: var(--kn-brown);
  margin: 10px 0 4px;
}
.kn-sec-title:first-child { margin-top: 0; }
.kn-rows { display: flex; flex-direction: column; }
.kn-row {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 10px;
  border-radius: var(--kn-radius-sm);
  border-bottom: 1px solid var(--kn-border);
}
.kn-row:last-child { border-bottom: 0; }
.kn-label { display: flex; flex-direction: column; line-height: 1.15; font-weight: 500; }
.kn-cat-hint { color: var(--kn-muted); font-weight: 400; font-size: 0.68rem; }
.kn-val { font-variant-numeric: tabular-nums; font-weight: 700; min-width: 2.4em; text-align: right; }
.kn-val.kn-empty { color: var(--kn-border); font-weight: 400; }

.kn-pickable { cursor: pointer; background: color-mix(in srgb, var(--kn-accent) 9%, transparent); }
.kn-pickable:hover { background: color-mix(in srgb, var(--kn-accent) 18%, transparent); }
.kn-pickable .kn-preview { color: var(--kn-accent-dark); }
.kn-pickable.kn-zero .kn-preview { color: var(--kn-muted); }
.kn-pickable:focus-visible { outline: 2px solid var(--kn-accent); outline-offset: 1px; }
.kn-taken { opacity: 0.62; }
.kn-taken .kn-val { color: var(--kn-text); }

.kn-bonus { background: var(--kn-cream); font-size: 0.86rem; }
.kn-bonus small { color: var(--kn-muted); }
.kn-bonus-hit { background: color-mix(in srgb, var(--kn-good) 16%, transparent); }
.kn-grand { font-family: var(--kn-font-head); font-size: 1.1rem; background: var(--kn-cream); margin-top: 6px; }
.kn-grand .kn-val { font-size: 1.25rem; }

/* ---------- score pop ---------- */
.kn-pop {
  position: absolute;
  right: 10px;
  top: 4px;
  font-weight: 700;
  color: var(--kn-good);
  pointer-events: none;
  animation: kn-rise 0.9s ease-out forwards;
}
@keyframes kn-rise {
  0% { opacity: 0; transform: translateY(6px) scale(0.9); }
  20% { opacity: 1; }
  100% { opacity: 0; transform: translateY(-22px) scale(1.1); }
}

/* ---------- game over ---------- */
.kn-overlay {
  position: fixed;
  inset: 0;
  background: rgba(8, 30, 26, 0.55);
  display: grid;
  place-items: center;
  z-index: 20;
  animation: kn-fade 0.2s ease;
}
@keyframes kn-fade { from { opacity: 0; } to { opacity: 1; } }
.kn-modal {
  background: var(--kn-panel);
  border-radius: var(--kn-radius);
  padding: 28px 32px;
  text-align: center;
  box-shadow: var(--kn-shadow);
  max-width: 90vw;
}
.kn-modal h2 { font-family: var(--kn-font-head); margin: 0 0 6px; }
.kn-final { font-family: var(--kn-font-head); font-size: 3rem; margin: 6px 0; color: var(--kn-accent-dark); }
.kn-final small { font-size: 1rem; color: var(--kn-muted); }
.kn-final-break { color: var(--kn-muted); margin: 0 0 18px; font-size: 0.9rem; }
.kn-modal-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.kn-lb-slot { margin-top: 16px; }
.kn-lb-soon { color: var(--kn-muted); font-size: 0.9rem; margin: 0; }
.kn-lb { text-align: left; border-top: 1px solid var(--kn-border); padding-top: 14px; }
.kn-lb-head { font-family: var(--kn-font-head); font-size: 1.05rem; margin-bottom: 8px; }
.kn-lb-list { list-style: none; margin: 0 0 10px; padding: 0; max-height: 210px; overflow: auto; }
.kn-lb-list li { display: flex; align-items: center; gap: 10px; padding: 5px 8px; border-radius: var(--kn-radius-sm); font-variant-numeric: tabular-nums; }
.kn-lb-list li:nth-child(odd) { background: var(--kn-cream); }
.kn-lb-rank { width: 1.8em; text-align: right; color: var(--kn-muted); font-weight: 700; }
.kn-lb-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kn-lb-score { font-weight: 700; color: var(--kn-accent-dark); }
.kn-lb-me { outline: 2px solid var(--kn-accent); }
.kn-lb-me .kn-lb-name::after { content: ' (du)'; color: var(--kn-muted); font-weight: 400; }
.kn-lb-empty { color: var(--kn-muted); justify-content: center; }
.kn-lb-mine { color: var(--kn-muted); font-size: 0.85rem; margin: 0 0 8px; }
.kn-lb-cta { margin: 4px 0 8px; }
.kn-lb-input-row { display: flex; gap: 8px; }
.kn-lb-input { flex: 1; padding: 10px 12px; border: 1px solid var(--kn-border); border-radius: var(--kn-radius-sm); font: inherit; min-height: 44px; }
.kn-lb-input:focus-visible { outline: 2px solid var(--kn-accent); }
.kn-lb-msg { margin: 8px 0 0; font-size: 0.85rem; }
.kn-lb-msg-bad { color: var(--kn-bad); }
.kn-lb-ok { margin: 8px 0 0; color: var(--kn-good); font-size: 0.9rem; }