/* 麻將記台 — 象牙牌面 × 翡翠牌背 × 紅中印 */
:root {
  color-scheme: light;
  --paper: #F4EEE2;
  --paper-2: #EBE3D3;
  --tile: #FFFDF7;
  --ink: #1C1A16;
  --ink-2: #5E584C;
  --ink-3: #6F6757;
  --line: #DDD3BF;
  --jade: #0E5A49;
  --jade-2: #17775F;
  --jade-soft: #DCEBE3;
  --red: #C33326;
  --red-soft: #F6DED8;
  --gold: #B0832F;
  --win: #0E6B53;
  --lose: #B8352A;
  --r-sm: 10px;
  --r: 16px;
  --r-lg: 24px;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
  --ease-in: cubic-bezier(.55, 0, .75, .2);
  --shadow: 0 1px 2px rgba(40, 30, 10, .06), 0 8px 24px -12px rgba(40, 30, 10, .18);
  --gutter: clamp(16px, 4vw, 28px);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;
  --font-serif: "Songti TC", "Noto Serif TC", "Source Han Serif TC", "PMingLiU", serif;
  --font-num: "SF Pro Rounded", "SF Pro Display", -apple-system, "Segoe UI", Roboto, system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100dvh;
  background:
    radial-gradient(120% 60% at 50% -10%, #FBF7EE 0%, rgba(251, 247, 238, 0) 60%),
    var(--paper);
  color: var(--ink);
  font: 16px/1.5 var(--font);
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: none;
}
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; padding: 0; touch-action: manipulation; }
:focus-visible { outline: 2.5px solid var(--jade-2); outline-offset: 2px; border-radius: 6px; }
.num { font-family: var(--font-num); font-variant-numeric: tabular-nums; letter-spacing: -.01em; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.noscript { padding: 40px var(--gutter); }

/* ---------- layout ---------- */
.app {
  max-width: 600px;
  margin: 0 auto;
  min-height: 100dvh;
  padding: calc(var(--safe-t) + 8px) var(--gutter) calc(var(--safe-b) + 24px);
}
.app.is-game { max-width: 600px; padding-bottom: calc(var(--safe-b) + 108px); }
/* 首次載入不淡入（讓首屏立即繪製），之後切換畫面才有過場 */
.ready .view { animation: view-in .5s var(--ease) both; }
@keyframes view-in { from { opacity: 0; transform: translateY(10px); } }

.topbar {
  display: flex; align-items: center; gap: 8px;
  min-height: 56px;
  margin: 0 calc(var(--gutter) * -1) 8px;
  padding: 0 calc(var(--gutter) - 8px);
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  backdrop-filter: saturate(1.4) blur(14px);
}
.topbar h1, .topbar .title { flex: 1; margin: 0; font-size: 17px; font-weight: 650; text-align: center; letter-spacing: .04em; }
.icon-btn {
  width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%;
  color: var(--ink); transition: background-color .2s, transform .35s var(--ease-spring);
}
.icon-btn:active { transform: scale(.88); background: var(--paper-2); }
.icon-btn svg { width: 22px; height: 22px; }
.icon-btn.ghost { visibility: hidden; }

/* ---------- home ---------- */
.hero { padding: clamp(20px, 7vh, 64px) 0 clamp(20px, 4vh, 36px); text-align: center; }
.brand-mark {
  width: 76px; height: 96px; margin: 0 auto 22px; border-radius: 14px;
  background: var(--tile); display: grid; place-items: center;
  box-shadow: 0 7px 0 var(--jade), 0 7px 0 1px rgba(0,0,0,.06), 0 22px 30px -16px rgba(14, 90, 73, .55);
  transform: rotate(-6deg);
  animation: tile-drop .9s var(--ease-spring) both;
}
.brand-mark svg { width: 44px; height: 52px; }
@keyframes tile-drop { from { opacity: 0; transform: translateY(-30px) rotate(-18deg); } }
.hero h1 {
  margin: 0; font-family: var(--font-serif); font-weight: 900;
  font-size: clamp(34px, 9vw, 46px); line-height: 1.1; letter-spacing: .12em;
}
.hero p { margin: 10px 0 0; color: var(--ink-2); font-size: 15px; letter-spacing: .08em; }

.card {
  background: var(--tile); border-radius: var(--r); box-shadow: var(--shadow);
  border: 1px solid rgba(221, 211, 191, .6);
}
.resume {
  display: block; width: 100%; text-align: left; padding: 18px 20px; margin-bottom: 14px;
  transition: transform .4s var(--ease-spring), box-shadow .3s;
}
.resume:active { transform: scale(.98); }
.resume .label { font-size: 12px; font-weight: 600; letter-spacing: .14em; color: var(--jade-2); }
.resume .meta { font-size: 13px; color: var(--ink-3); margin-top: 2px; }
.resume .names { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 14px; }
.resume .names div { font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.resume .names b { display: block; font-size: 15px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 52px; padding: 0 22px; border-radius: 14px;
  font-weight: 650; font-size: 16px; letter-spacing: .06em;
  transition: transform .35s var(--ease-spring), background-color .2s, box-shadow .2s, opacity .2s;
  -webkit-user-select: none; user-select: none;
}
.btn:active { transform: scale(.96); }
.btn[disabled] { opacity: .38; pointer-events: none; }
.btn-primary { background: var(--jade); color: #fff; box-shadow: 0 4px 0 #0A3F33, 0 12px 20px -10px rgba(14, 90, 73, .6); }
.btn-primary:active { transform: translateY(3px) scale(.98); box-shadow: 0 1px 0 #0A3F33; }
.btn-red { background: var(--red); color: #fff; box-shadow: 0 4px 0 #8C2219; }
.btn-red:active { transform: translateY(3px) scale(.98); box-shadow: 0 1px 0 #8C2219; }
.btn-soft { background: var(--paper-2); color: var(--ink); }
.btn-line { border: 1.5px solid var(--line); background: var(--tile); }
.btn-block { width: 100%; }
.btn svg { width: 20px; height: 20px; }

.home-actions { display: grid; gap: 12px; }
.menu-list { margin-top: 24px; overflow: hidden; }
.menu-list a, .menu-list button {
  display: flex; align-items: center; gap: 14px; width: 100%; padding: 16px 18px;
  color: inherit; text-decoration: none; text-align: left;
  border-top: 1px solid var(--paper-2); transition: background-color .2s;
}
.menu-list > :first-child { border-top: 0; }
.menu-list a:active, .menu-list button:active { background: var(--paper); }
.menu-list .mi-icon { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: var(--jade-soft); color: var(--jade); }
.menu-list .mi-icon svg { width: 20px; height: 20px; }
.menu-list .mi-text { flex: 1; }
.menu-list .mi-text small { display: block; color: var(--ink-3); font-size: 12.5px; }
.menu-list .chev { color: var(--ink-3); width: 18px; height: 18px; }
.foot-note { text-align: center; font-size: 12px; color: var(--ink-3); margin-top: 28px; letter-spacing: .06em; }

/* ---------- forms ---------- */
.section-title { font-size: 13px; font-weight: 650; letter-spacing: .16em; color: var(--ink-2); margin: 26px 4px 10px; display: flex; align-items: center; justify-content: space-between; }
.section-title .link { color: var(--jade-2); letter-spacing: .04em; font-weight: 600; font-size: 13.5px; padding: 6px 4px; }
.field-group { padding: 4px 0; }
.field { display: flex; align-items: center; gap: 12px; padding: 10px 16px; border-top: 1px solid var(--paper-2); min-height: 58px; }
.field:first-child { border-top: 0; }
.field label, .field .flabel { flex: 1; font-size: 15.5px; }
.field .hint { display: block; font-size: 12.5px; color: var(--ink-3); }
.seat-badge {
  width: 34px; height: 42px; flex: none; border-radius: 7px; display: grid; place-items: center;
  background: var(--tile); font-family: var(--font-serif); font-weight: 900; font-size: 19px; color: var(--jade);
  box-shadow: inset 0 0 0 1px var(--line), 0 3px 0 var(--jade);
}
.seat-badge.is-dealer { color: var(--red); }
.text-input {
  flex: 1; min-width: 0; height: 44px; border: 0; background: transparent; font-size: 17px; font-weight: 600; outline: none;
}
.text-input::placeholder { color: var(--ink-3); font-weight: 400; }
.stepper { display: inline-flex; align-items: center; gap: 2px; background: var(--paper); border-radius: 12px; padding: 3px; }
.stepper button { width: 38px; height: 38px; border-radius: 9px; font-size: 20px; font-weight: 500; transition: transform .3s var(--ease-spring), background-color .2s; }
.stepper button:active { transform: scale(.85); background: var(--paper-2); }
.stepper input, .stepper output {
  width: 64px; text-align: center; border: 0; background: transparent; font: 650 17px var(--font-num); font-variant-numeric: tabular-nums; outline: none;
}
.stepper.sm input, .stepper.sm output { width: 34px; }
.stepper.sm button { width: 34px; height: 34px; }
.switch { position: relative; width: 52px; height: 32px; flex: none; }
.switch input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; z-index: 1; }
.switch span { position: absolute; inset: 0; border-radius: 99px; background: var(--line); transition: background-color .25s; }
.switch span::after { content: ""; position: absolute; top: 3px; left: 3px; width: 26px; height: 26px; border-radius: 50%; background: #fff; box-shadow: 0 2px 6px rgba(0,0,0,.2); transition: transform .4s var(--ease-spring); }
.switch input:checked + span { background: var(--jade-2); }
.switch input:checked + span::after { transform: translateX(20px); }
.switch input:focus-visible + span { outline: 2.5px solid var(--jade-2); outline-offset: 2px; }
.name-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 2px 0; }
.name-chip { padding: 7px 14px; border-radius: 99px; background: var(--tile); border: 1px solid var(--line); font-size: 14px; transition: transform .3s var(--ease-spring), opacity .2s; }
.name-chip:active { transform: scale(.92); }
.name-chip[disabled] { opacity: .35; }
.sticky-cta { position: sticky; bottom: 0; padding: 16px 0 calc(var(--safe-b) + 8px); margin-top: 18px; background: linear-gradient(to top, var(--paper) 70%, transparent); }

/* ---------- game table ---------- */
.game-head { text-align: center; }
.game-head .round-name { font-family: var(--font-serif); font-weight: 900; font-size: 19px; letter-spacing: .14em; }
.game-head .round-sub { font-size: 12px; color: var(--ink-3); letter-spacing: .1em; font-weight: 500; }

.table {
  display: grid;
  grid-template-columns: 1fr minmax(84px, 112px) 1fr;
  grid-template-areas: "s2 s2 s2" "s3 core s1" "s0 s0 s0";
  gap: 12px 10px;
  align-items: center;
  margin: 8px 0 4px;
}
.seat {
  position: relative; width: 100%;
  padding: 14px 10px 12px; border-radius: var(--r);
  background: var(--tile); text-align: center;
  box-shadow: inset 0 0 0 1px rgba(221, 211, 191, .8), 0 6px 0 var(--jade), 0 16px 22px -14px rgba(14, 90, 73, .55);
  transition: transform .45s var(--ease-spring), box-shadow .25s;
}
.seat:active { transform: translateY(4px); box-shadow: inset 0 0 0 1px rgba(221, 211, 191, .8), 0 2px 0 var(--jade), 0 6px 10px -8px rgba(14, 90, 73, .5); }
.seat[data-pos="0"] { grid-area: s0; }
.seat[data-pos="1"] { grid-area: s1; }
.seat[data-pos="2"] { grid-area: s2; }
.seat[data-pos="3"] { grid-area: s3; }
.seat[data-pos="0"], .seat[data-pos="2"] { width: clamp(132px, 42%, 210px); justify-self: center; }
.seat .wind {
  position: absolute; top: 8px; left: 9px;
  font-family: var(--font-serif); font-weight: 900; font-size: 14px; color: var(--jade-2); line-height: 1;
}
.seat .name, .seat .total, .seat .stats-mini { display: block; }
.seat .name { font-weight: 700; font-size: 16px; line-height: 1.3; padding: 0 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.seat .total { font-size: clamp(20px, 6vw, 26px); font-weight: 700; line-height: 1.2; margin-top: 4px; transition: color .3s; }
.seat .stats-mini { font-size: 11.5px; color: var(--ink-3); margin-top: 2px; letter-spacing: .04em; }
.pos { color: var(--win); }
.neg { color: var(--lose); }
.zero { color: var(--ink-3); }
.seal {
  position: absolute; top: -9px; right: -7px;
  min-width: 30px; height: 30px; padding: 0 6px; border-radius: 8px;
  display: grid; place-items: center;
  background: var(--red); color: #fff;
  font: 900 15px/1 var(--font-serif);
  box-shadow: 0 3px 8px -2px rgba(195, 51, 38, .6);
  transform: rotate(8deg);
  animation: seal-in .55s var(--ease-spring) both;
}
.seal small { font: 700 10px/1 var(--font); display: block; margin-top: 1px; }
@keyframes seal-in { from { opacity: 0; transform: rotate(8deg) scale(1.8); } }
.delta-pop {
  position: absolute; left: 50%; bottom: 100%; transform: translateX(-50%);
  font: 800 16px var(--font-num); pointer-events: none; white-space: nowrap;
  animation: delta-pop 1.6s var(--ease) forwards;
}
@keyframes delta-pop {
  0% { opacity: 0; transform: translate(-50%, 14px) scale(.8); }
  18% { opacity: 1; transform: translate(-50%, 0) scale(1.05); }
  70% { opacity: 1; transform: translate(-50%, -6px) scale(1); }
  100% { opacity: 0; transform: translate(-50%, -18px); }
}

.core {
  grid-area: core; aspect-ratio: 1; width: 100%; border-radius: 50%;
  position: relative; display: grid; place-items: center; text-align: center;
  background: radial-gradient(circle at 35% 30%, var(--jade-2), var(--jade) 70%);
  color: #F2EBDA;
  box-shadow: inset 0 2px 0 rgba(255,255,255,.12), inset 0 -6px 14px rgba(0,0,0,.25), 0 10px 22px -10px rgba(14, 90, 73, .7);
}
.core .c-wind { font: 900 clamp(22px, 7vw, 30px)/1 var(--font-serif); letter-spacing: .04em; }
.core .c-hand { font-size: 11px; letter-spacing: .2em; opacity: .8; margin-top: 4px; }
.core .pointer {
  position: absolute; inset: 0; pointer-events: none;
  transition: transform .9s var(--ease-spring);
}
.core .pointer::before {
  content: ""; position: absolute; left: 50%; bottom: -3px; transform: translateX(-50%);
  border: 8px solid transparent; border-top: 10px solid var(--red); border-bottom: 0;
}

.action-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 6;
  padding: 12px var(--gutter) calc(var(--safe-b) + 12px);
  background: linear-gradient(to top, var(--paper) 72%, rgba(244, 238, 226, 0));
}
.action-bar .inner { max-width: calc(600px - 2 * var(--gutter)); margin: 0 auto; display: grid; grid-template-columns: 48px 1.35fr 1fr 1fr 48px; gap: 8px; }
.action-bar .btn { padding: 0 10px; }
.sq { width: 48px; padding: 0 !important; }
.btn-zha { color: var(--red); }

.log { margin-top: 18px; }
.log-item { display: flex; gap: 12px; padding: 13px 16px; border-top: 1px solid var(--paper-2); align-items: flex-start; }
.log-item:first-child { border-top: 0; }
.log-no { font: 700 12px/1 var(--font-num); color: var(--ink-3); width: 26px; padding-top: 4px; flex: none; }
.log-main { flex: 1; min-width: 0; }
.log-title { font-weight: 650; font-size: 15px; }
.log-title .tai { color: var(--red); }
.log-sub { font-size: 12.5px; color: var(--ink-3); margin-top: 1px; }
.log-deltas { display: flex; flex-wrap: wrap; gap: 2px 14px; margin-top: 6px; font-size: 12.5px; }
.log-deltas span { white-space: nowrap; }
.log-deltas b { font-family: var(--font-num); font-variant-numeric: tabular-nums; font-weight: 700; }
.empty { text-align: center; padding: 28px 16px; color: var(--ink-3); font-size: 14px; }

/* ---------- sheet ---------- */
.backdrop { position: fixed; inset: 0; z-index: 20; background: rgba(28, 26, 22, .38); opacity: 0; transition: opacity .35s var(--ease); }
.sheet {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 21;
  max-width: 600px; margin: 0 auto; max-height: 92dvh;
  display: flex; flex-direction: column;
  background: var(--tile); border-radius: var(--r-lg) var(--r-lg) 0 0;
  box-shadow: 0 -10px 40px -10px rgba(0,0,0,.25);
  transform: translateY(105%); transition: transform .5s var(--ease);
}
.sheet-root.open .backdrop { opacity: 1; }
.sheet-root.open .sheet { transform: none; }
.sheet-root.closing .sheet { transition: transform .3s var(--ease-in); }
.sheet-handle { width: 40px; height: 5px; border-radius: 9px; background: var(--line); margin: 9px auto 0; flex: none; }
.sheet-head { display: flex; align-items: center; padding: 6px 10px 6px 20px; flex: none; }
.sheet-head h2 { flex: 1; margin: 0; font-size: 18px; font-weight: 700; letter-spacing: .04em; }
.sheet-body { overflow-y: auto; padding: 4px 20px 16px; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }
.sheet-foot { flex: none; padding: 12px 20px calc(var(--safe-b) + 14px); border-top: 1px solid var(--paper-2); background: var(--tile); }

.step-label { font-size: 12.5px; font-weight: 650; letter-spacing: .16em; color: var(--ink-3); margin: 16px 0 8px; }
.pick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.pick {
  position: relative; min-height: 64px; padding: 8px 4px; border-radius: 12px;
  background: var(--paper); text-align: center; font-weight: 650; font-size: 15px;
  transition: transform .35s var(--ease-spring), background-color .2s, color .2s, box-shadow .2s;
  overflow: hidden; text-overflow: ellipsis;
}
.pick small { display: block; font-size: 11px; font-weight: 500; color: var(--ink-3); transition: color .2s; }
.pick:active { transform: scale(.94); }
.pick[aria-pressed="true"] { background: var(--jade); color: #fff; box-shadow: 0 3px 0 #0A3F33; }
.pick[aria-pressed="true"] small { color: rgba(255,255,255,.75); }
.pick.red[aria-pressed="true"] { background: var(--red); box-shadow: 0 3px 0 #8C2219; }
.pick[disabled] { opacity: .3; pointer-events: none; }
.how-grid { display: grid; grid-template-columns: 1fr 3fr; gap: 8px; }
.how-grid .pick-grid { grid-template-columns: repeat(3, 1fr); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; height: 40px; padding: 0 13px; border-radius: 11px;
  background: var(--paper); font-size: 15px; font-weight: 600;
  transition: transform .35s var(--ease-spring), background-color .2s, color .2s;
}
.chip i { font-style: normal; font: 700 12px var(--font-num); color: var(--ink-3); transition: color .2s; }
.chip:active { transform: scale(.92); }
.chip[aria-pressed="true"] { background: var(--jade); color: #fff; }
.chip[aria-pressed="true"] i { color: rgba(255,255,255,.75); }
.chip.auto { background: var(--jade-soft); color: var(--jade); pointer-events: none; }
.chip.auto i { color: var(--jade-2); }
.chip.big[aria-pressed="true"] { background: var(--red); }
.flower-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.flower-row .field { border: 0; background: var(--paper); border-radius: 12px; padding: 6px 6px 6px 14px; min-height: 52px; }
.flower-row .stepper { background: var(--tile); }

.preview {
  display: grid; grid-template-columns: auto 1fr; gap: 4px 16px; align-items: center;
  margin-bottom: 12px;
}
.preview .big-tai { grid-row: span 2; font: 800 40px/1 var(--font-num); color: var(--red); }
.preview .big-tai small { font: 700 15px var(--font); margin-left: 2px; }
.preview .pay-list { font-size: 13px; color: var(--ink-2); display: flex; flex-wrap: wrap; gap: 2px 12px; }
.preview .pay-list b { color: var(--lose); font-family: var(--font-num); font-variant-numeric: tabular-nums; }
.preview .gain { font-size: 14px; font-weight: 650; }
.preview .gain b { color: var(--win); font-family: var(--font-num); }

/* ---------- end / stats ---------- */
.rank-list { padding: 4px 0; }
.rank { display: flex; align-items: center; gap: 14px; padding: 14px 18px; border-top: 1px solid var(--paper-2); }
.rank:first-child { border-top: 0; }
.rank-no { width: 30px; height: 38px; border-radius: 6px; flex: none; display: grid; place-items: center; font: 900 16px var(--font-serif); background: var(--paper); color: var(--ink-2); box-shadow: 0 3px 0 var(--line); }
.rank:first-child .rank-no { background: var(--red); color: #fff; box-shadow: 0 3px 0 #8C2219; }
.rank-name { flex: 1; font-weight: 700; font-size: 16px; }
.rank-name small { display: block; font-weight: 400; font-size: 12.5px; color: var(--ink-3); }
.rank-amt { font: 800 20px var(--font-num); font-variant-numeric: tabular-nums; }
.transfer { display: flex; align-items: center; gap: 10px; padding: 12px 18px; border-top: 1px solid var(--paper-2); font-size: 15px; }
.transfer:first-child { border-top: 0; }
.transfer .arrow { color: var(--ink-3); }
.transfer .amt { margin-left: auto; font: 700 16px var(--font-num); }

.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--paper-2); border-radius: 12px; overflow: hidden; margin-top: 10px; }
.stat-grid div { background: var(--tile); padding: 10px 8px; text-align: center; }
.stat-grid b { display: block; font: 750 18px var(--font-num); font-variant-numeric: tabular-nums; }
.stat-grid span { font-size: 11.5px; color: var(--ink-3); letter-spacing: .06em; }
.player-stat { padding: 16px 18px; margin-bottom: 12px; }
.player-stat .ps-head { display: flex; align-items: baseline; gap: 10px; }
.player-stat .ps-head h3 { margin: 0; font-size: 18px; flex: 1; }
.player-stat .ps-head .num { font-weight: 800; font-size: 20px; }

.hist-item { display: block; width: 100%; text-align: left; padding: 14px 18px; border-top: 1px solid var(--paper-2); transition: background-color .2s; }
.hist-item:first-child { border-top: 0; }
.hist-item:active { background: var(--paper); }
.hist-item .h-date { font-size: 12.5px; color: var(--ink-3); }
.hist-item .h-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 6px; font-size: 13px; }
.hist-item .h-row span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hist-item .h-row b { display: block; font: 700 14px var(--font-num); }

.rule-row { display: flex; align-items: center; gap: 10px; padding: 8px 16px; border-top: 1px solid var(--paper-2); min-height: 54px; }
.rule-row:first-child { border-top: 0; }
.rule-row span { flex: 1; }
.rule-row small { color: var(--ink-3); font-size: 12px; margin-left: 6px; }
.danger-link { color: var(--lose) !important; }

/* ---------- toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: calc(var(--safe-b) + 100px); z-index: 40;
  transform: translate(-50%, 20px); opacity: 0; pointer-events: none;
  display: flex; align-items: center; gap: 14px;
  background: var(--ink); color: #F4EEE2; padding: 11px 12px 11px 18px; border-radius: 14px;
  font-size: 14.5px; box-shadow: 0 12px 30px -10px rgba(0,0,0,.4);
  transition: opacity .3s var(--ease), transform .45s var(--ease-spring);
  max-width: calc(100vw - 32px);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); pointer-events: auto; }
.toast button { color: #8FD3BB; font-weight: 700; padding: 4px 8px; }
.toast:not(:has(button)) { padding-right: 18px; }

/* ---------- landscape phones & wide screens ---------- */
@media (orientation: landscape) and (max-height: 540px), (min-width: 900px) {
  .app.is-game { max-width: 1080px; padding-bottom: calc(var(--safe-b) + 16px); }
  .game-layout {
    display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, 1fr); gap: 0 clamp(16px, 3vw, 36px);
    align-items: start;
  }
  .game-side { position: sticky; top: 64px; display: flex; flex-direction: column; max-height: calc(100dvh - 80px); }
  .game-side .log { flex: 1; overflow-y: auto; margin-top: 0; }
  .action-bar { position: static; background: none; padding: 12px 0 0; order: 2; }
  .action-bar .inner { max-width: none; }
}
@media (orientation: landscape) and (max-height: 540px) {
  .topbar { min-height: 46px; margin-bottom: 0; }
  .table { grid-template-columns: 1fr minmax(64px, 84px) 1fr; gap: 8px; margin: 0; }
  .seat { padding: 10px 8px 8px; box-shadow: inset 0 0 0 1px rgba(221, 211, 191, .8), 0 4px 0 var(--jade); }
  .seat .total { font-size: 19px; }
  .seat .stats-mini { display: none; }
  .core .c-wind { font-size: 20px; }
  .hero { padding: 16px 0; }
  .brand-mark { display: none; }
  .sheet { max-width: 720px; max-height: 96dvh; }
  .sheet-body { padding-top: 0; }
  .step-label { margin: 10px 0 6px; }
  .pick { min-height: 48px; }
  .game-side { top: 52px; max-height: calc(100dvh - 60px); }
  .toast { bottom: calc(var(--safe-b) + 20px); }
}
@media (min-width: 900px) {
  .app { max-width: 720px; }
  .sheet { max-width: 640px; bottom: 50%; border-radius: var(--r-lg); transform: translateY(calc(50% + 60px)); opacity: 0; transition: transform .5s var(--ease), opacity .3s; max-height: 86dvh; }
  .sheet-root.open .sheet { transform: translateY(50%); opacity: 1; }
  .sheet-handle { display: none; }
  .table { grid-template-columns: 1fr 130px 1fr; }
}
@media (max-width: 360px) {
  .table { grid-template-columns: 1fr 76px 1fr; gap: 10px 6px; }
  .pick-grid { gap: 6px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* ---------- v2：規則表單、多響分頁、換位置 ---------- */
.dep[hidden] { display: none; }
.dep > .field { border-top: 1px solid var(--paper-2); padding-left: 28px; }
.seg { display: inline-flex; flex: none; padding: 3px; gap: 2px; border-radius: 12px; background: var(--paper); }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.seg span, .seg button {
  display: block; min-width: 64px; padding: 8px 12px; border-radius: 9px; text-align: center;
  font: 650 15px var(--font-num); color: var(--ink-2);
  transition: background-color .25s, color .25s, box-shadow .25s, transform .35s var(--ease-spring);
}
.seg input:checked + span, .seg button[aria-selected="true"] { background: var(--tile); color: var(--jade); box-shadow: 0 1px 2px rgba(0,0,0,.08), 0 4px 10px -6px rgba(14, 90, 73, .5); }
.seg input:focus-visible + span { outline: 2.5px solid var(--jade-2); outline-offset: 1px; }
.seg button:active, .seg label:active span { transform: scale(.95); }
.seg-wide { display: flex; }
.seg-wide button { flex: 1; font-family: var(--font); }
.chip-note { align-self: center; font-size: 12.5px; color: var(--ink-3); margin-left: 4px; font-weight: 500; }
.seat-swap {
  position: relative; display: grid; gap: 10px;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-areas: ". p2 ." "p3 core p1" ". p0 .";
  align-items: center;
}
.seat-swap .pick { min-height: 70px; }
.seat-swap .pick.is-dealer:not([aria-pressed="true"]) { box-shadow: inset 0 0 0 2px var(--red); }
.seat-swap-core { grid-area: core; justify-self: center; width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; background: var(--jade-soft); color: var(--jade); }
.seat-swap-core svg { width: 22px; height: 22px; }
.seat-swap .pick[aria-pressed="true"] { animation: wiggle .5s var(--ease-spring); }
@keyframes wiggle { 30% { transform: scale(1.06) rotate(-2deg); } 60% { transform: scale(1.02) rotate(1.5deg); } }

/* ---------- v3：直接輸入台數、詐胡 ---------- */
.quick-tai { display: grid; grid-template-columns: 60px 1fr 60px; align-items: center; gap: 10px; padding: 6px; border-radius: 16px; background: var(--paper); }
.quick-tai button { height: 56px; border-radius: 12px; background: var(--tile); font-size: 26px; box-shadow: 0 2px 0 var(--line); transition: transform .3s var(--ease-spring); }
.quick-tai button:active { transform: scale(.9); }
.quick-tai output { text-align: center; font: 800 44px/1 var(--font-num); color: var(--red); }
.quick-tai output small { font: 700 16px var(--font); margin-left: 3px; color: var(--ink-2); }
.quick-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; margin-top: 10px; }
.quick-grid .pick { min-height: 44px; padding: 0; font: 700 16px var(--font-num); }