/* Mahjong teaching site — Jade & Vermillion palette. */

:root {
  --bg: #f1ede0;
  --bg-alt: #ece5d0;
  --paper: #faf6e9;
  --ink: #1a1a12;
  --ink-soft: #3d3a30;
  --ink-muted: #7a7565;
  --ink-faint: #b0a993;
  --rule: #d9cfae;
  --rule-soft: #e8dfc9;
  --jade: #006C00;
  --jade-deep: #003500;
  --jade-bright: #1a8a22;
  --jade-wash: rgba(0, 108, 0, 0.08);
  --vermillion: #BA0000;
  --vermillion-deep: #9C0000;
  --vermillion-wash: rgba(186, 0, 0, 0.08);
  --gold: #a88536;
  --wall-felt: #0a4a1a;
  --wall-felt-edge: var(--jade-deep);
  --wall-arrow: #f5e19a;
  --wall-arrow-glyph: #d4b566;
  --wall-tile: #1a6a1e;
  --wall-tile-edge: #003500;
  --wall-tile-dim: #0a3a10;
  --wall-tile-dim-edge: #001a00;
  --wall-tile-hover: #2a8a30;
  --serif: 'Source Serif 4', 'IBM Plex Serif', Georgia, serif;
  --sans: 'Inter', -apple-system, system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', monospace;
  --sidenav-w: 280px;
}

[data-theme="lacquer"] {
  --bg: #0c1a0e;
  --bg-alt: #0f2311;
  --paper: #123216;
  --ink: #f4eed9;
  --ink-soft: #d9ceab;
  --ink-muted: #8fa37f;
  --ink-faint: #4e6a52;
  --rule: rgba(168, 133, 54, 0.25);
  --rule-soft: rgba(168, 133, 54, 0.12);
  --jade: #b8f0b6;
  --jade-deep: #006C00;
  --jade-bright: #b8f0b6;
  --jade-wash: rgba(184, 240, 182, 0.08);
  --vermillion: #ff6b5e;
  --vermillion-deep: #c83a2e;
  --vermillion-wash: rgba(255, 107, 94, 0.1);
  --gold: #d4a849;
  --wall-felt: #05160a;
  --wall-felt-edge: #2a4a2e;
  --wall-arrow: #f5e19a;
  --wall-arrow-glyph: #e8c97a;
  --wall-tile: #1a4d22;
  --wall-tile-edge: #05160a;
  --wall-tile-dim: #0a2a12;
  --wall-tile-dim-edge: #03100a;
  --wall-tile-hover: #2e7036;
}

[data-theme="study"] {
  --bg: #fff8e8;
  --bg-alt: #ffedc4;
  --paper: #ffffff;
  --ink: #1a1810;
  --ink-soft: #3d3a2a;
  --ink-muted: #6f6a52;
  --rule: #f0d8a0;
  --rule-soft: #f7e8c4;
  --jade: #006C00;
  --vermillion: #BA0000;
  --gold: #d89b2a;
  --wall-felt: #e9d9a3;
  --wall-felt-edge: #c9b376;
  --wall-arrow: #4a3818;
  --wall-arrow-glyph: #6b5226;
  --wall-tile: #f7ebc4;
  --wall-tile-edge: #b89a52;
  --wall-tile-dim: #e0cf9a;
  --wall-tile-dim-edge: #a88a42;
  --wall-tile-hover: #ffffff;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-feature-settings: 'kern', 'liga';
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  text-wrap: pretty;
}

/* ───────────── Vertical sidenav (desktop) ───────────── */

.mj-sidenav {
  position: fixed;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  width: var(--sidenav-w);
  padding: 28px 28px;
  display: flex;
  flex-direction: column;
  z-index: 50;
  border-right: 1px solid var(--rule-soft);
}
.mj-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.3px;
  color: var(--ink-muted);
  margin-bottom: 24px;
}
.mj-brand-zh {
  font-size: 18px;
  color: var(--vermillion);
  font-weight: 500;
}
.mj-brand-logo {
  height: 28px;
  width: auto;
  flex-shrink: 0;
  display: block;
}
.mj-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.mj-nav a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--ink-soft);
  text-decoration: none;
  border-radius: 6px;
  transition: background .15s, color .15s;
  white-space: nowrap;
}
.mj-nav a:hover { background: var(--jade-wash); color: var(--jade); }
.mj-nav a.is-active { background: var(--jade-wash); color: var(--jade); font-weight: 500; }
.mj-nav-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-muted);
  font-weight: 500;
  min-width: 18px;
}
.mj-nav a.is-active .mj-nav-num { color: var(--jade); }

.mj-theme-picker {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}
.mj-theme-label {
  font-family: var(--sans);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--ink-muted);
  font-weight: 600;
  padding: 0 8px 6px;
}
.mj-theme-btn {
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 7px 10px;
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink-muted);
  border-radius: 5px;
  transition: all .15s;
  text-align: left;
}
.mj-theme-btn:hover { color: var(--ink); background: var(--rule-soft); }
.mj-theme-btn.is-active {
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

/* Mobile topbar — hidden on desktop */
.mj-topbar-mobile { display: none; }

/* Mobile theme bar — hidden on desktop, shown in mobile media query */
.mj-theme-bar {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 20px 20px;
  border-bottom: 1px solid var(--rule-soft);
}
.mj-theme-bar-label {
  font-family: var(--sans);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.8px;
  color: var(--ink-muted);
  font-weight: 600;
}
.mj-theme-bar-btns {
  display: flex;
  border: 1px solid var(--rule);
  border-radius: 999px;
  overflow: hidden;
  background: var(--rule-soft);
  gap: 1px;
}
.mj-theme-bar-btn {
  flex: 1;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 7px 20px;
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink-muted);
  transition: all .15s;
  white-space: nowrap;
}
.mj-theme-bar-btn.is-active {
  background: var(--paper);
  color: var(--jade);
  font-weight: 500;
}

.mj-main {
  margin-left: var(--sidenav-w);
}

/* ───────────── Hero ───────────── */

.mj-hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 40px 72px;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  min-height: 0;
}
.mj-hero-kicker {
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--vermillion);
  margin-bottom: 20px;
  font-weight: 500;
}
.mj-hero h1 {
  font-family: var(--serif);
  font-size: clamp(52px, 7vw, 80px);
  line-height: 0.95;
  letter-spacing: -2px;
  margin: 0 0 28px;
  font-weight: 500;
  color: var(--ink);
}
.mj-hero h1 em {
  color: var(--jade);
  font-style: italic;
  font-weight: 400;
}
.mj-hero h1 .mj-zh {
  font-style: normal;
  color: var(--vermillion);
  font-size: clamp(42px, 5.5vw, 64px);
  letter-spacing: 0;
  font-weight: 500;
}
.mj-hero-p {
  font-size: 20px;
  color: var(--ink-soft);
  line-height: 1.55;
  max-width: 560px;
  margin: 0 0 32px;
}
.mj-hero-meta {
  display: flex;
  gap: 40px;
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink-muted);
}
.mj-hero-meta div strong {
  display: block;
  font-size: 28px;
  font-family: var(--serif);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.1;
  margin-bottom: 4px;
}

/* ───────────── Hero ASCII art ─────────────
   A large ASCII-rendered mahjong tile sits to the right of the text.
   Individual characters repel away from the cursor on hover. */

.mj-hero-ascii {
  position: relative;
  min-height: 620px;
  grid-template-columns: minmax(320px, 1fr) minmax(0, 1fr);
  padding-top: 60px;
  padding-bottom: 60px;
  isolation: isolate;
  overflow: hidden;
}

.mj-hero-ascii .mj-hero-text {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

/* ASCII container — scales its contents down to fit the available column */
.mj-hero-ascii-bg {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  min-width: 0;
  overflow: visible;
}

.mj-ascii-art {
  margin: 0;
  padding: 0;
  font-family: var(--mono, 'IBM Plex Mono', monospace);
  font-size: var(--ascii-fs, 11px);
  line-height: 1;
  letter-spacing: 0;
  white-space: pre;
  user-select: none;
  pointer-events: none;
  color: var(--vermillion);
  display: inline-block;
}

.mj-ascii-row {
  display: block;
  white-space: nowrap;
}

.mj-ascii-ch {
  display: inline-block;
}

/* All visible chars use vermillion (red-orange) — the tile artwork only */
.mj-ascii-ch.is-dot { color: var(--vermillion); opacity: 0.9; }
.mj-ascii-ch.is-space { opacity: 0; }

/* Discrete "made by emily" signature — bottom-left of the hero */
.mj-hero-signature {
  position: absolute;
  bottom: 16px;
  left: 48px;
  z-index: 3;
  font-family: var(--mono, 'IBM Plex Mono', monospace);
  font-size: 11px;
  color: var(--ink-faint);
  text-decoration: none;
  letter-spacing: 0.3px;
  opacity: 0.55;
  transition: opacity 220ms ease, color 220ms ease;
}
.mj-hero-signature:hover {
  opacity: 1;
  color: var(--ink-muted);
}
.mj-hero-signature-heart {
  font-size: 10px;
  vertical-align: baseline;
  margin-left: 2px;
  filter: grayscale(0.3);
  transition: filter 220ms ease;
}

/* Kicker interactive row — always shown */
.mj-kicker-interactive { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.mj-kicker-static { display: none; }

.mj-kicker-ruleset-wrap,
.mj-kicker-theme-wrap { position: relative; }

.mj-kicker-ruleset-btn {
  background: none;
  border: none;
  padding: 0;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--vermillion);
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
}
.mj-kicker-chevron { opacity: 0.7; flex-shrink: 0; }

.mj-kicker-theme-wrap { display: none; }

.mj-kicker-theme-btn {
  background: none;
  border: none;
  padding: 0 2px;
  color: var(--vermillion);
  cursor: pointer;
  display: flex;
  align-items: center;
  opacity: 0.75;
  transition: opacity 0.15s;
}
.mj-kicker-theme-btn:hover { opacity: 1; }

.mj-kicker-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
  z-index: 30;
  overflow: hidden;
  min-width: 210px;
}
.mj-kicker-dropdown-right { left: auto; right: 0; min-width: 120px; }

.mj-kicker-drop-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 9px 14px;
  background: none;
  border: none;
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ink-muted);
  cursor: pointer;
  text-align: left;
  transition: background 0.12s;
  white-space: nowrap;
}
.mj-kicker-drop-item:hover { background: var(--bg-alt); color: var(--ink); }
.mj-kicker-drop-item.is-active { color: var(--vermillion); font-weight: 600; }

.mj-kicker-swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.15);
  flex-shrink: 0;
}
.mj-hero-signature:hover .mj-hero-signature-heart {
  filter: grayscale(0);
}

/* ───────────── Section shell ───────────── */

.mj-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 48px;
  border-top: 1px solid var(--rule);
  scroll-margin-top: 20px;
}
.mj-section-head {
  max-width: 880px;
  margin-bottom: 60px;
}
.mj-kicker {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--vermillion);
  font-weight: 500;
  margin-bottom: 16px;
}
.mj-h2 {
  font-family: var(--serif);
  font-size: 56px;
  line-height: 1;
  letter-spacing: -1.5px;
  margin: 0 0 24px;
  font-weight: 500;
  color: var(--ink);
}
.mj-h3 {
  font-family: var(--serif);
  font-size: 32px;
  margin: 0 0 12px;
  font-weight: 500;
  letter-spacing: -0.5px;
  color: var(--ink);
}
.mj-lede {
  font-size: 20px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
}
.mj-lede strong { color: var(--ink); font-weight: 600; }
.mj-lede em { color: var(--jade); font-style: italic; }

/* Buttons */
.mj-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--paper);
  border: 1px solid var(--rule);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all .15s;
}
.mj-btn:hover { border-color: var(--jade); color: var(--jade); }
.mj-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.mj-btn-primary {
  background: var(--jade);
  border-color: var(--jade-deep);
  color: #fff;
}
.mj-btn-primary:hover { background: var(--jade-bright); color: #fff; }

/* ───────────── Section 1: Tiles ───────────── */

.mj-tile-explorer { display: flex; flex-direction: column; gap: 32px; }
.mj-pills { display: flex; flex-wrap: wrap; gap: 6px; }
.mj-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--paper); border: 1px solid var(--rule); color: var(--ink-soft);
  font-family: var(--sans); font-size: 14px; font-weight: 500;
  padding: 8px 14px; border-radius: 999px; cursor: pointer; transition: all .15s;
}
.mj-pill:hover { border-color: var(--jade); color: var(--jade); }
.mj-pill.is-active { background: var(--jade); border-color: var(--jade-deep); color: #fff; }
.mj-pill-count {
  font-family: var(--mono); font-size: 11px; color: var(--ink-muted);
  padding: 1px 6px; background: var(--bg); border-radius: 999px;
}
.mj-pill.is-active .mj-pill-count { background: rgba(255,255,255,0.15); color: rgba(255,255,255,0.9); }

.mj-tile-grid-wrap {
  display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: start;
}
.mj-tile-grid { display: flex; flex-direction: column; gap: 40px; }
.mj-suit-row {
  display: grid; grid-template-columns: 220px 1fr; gap: 32px;
  padding-bottom: 32px; border-bottom: 1px solid var(--rule-soft);
}
.mj-suit-row:last-child { border-bottom: none; padding-bottom: 0; }
.mj-suit-title { font-family: var(--serif); font-size: 24px; font-weight: 500; color: var(--ink); letter-spacing: -0.3px; }
.mj-suit-sub { font-family: var(--serif); font-size: 18px; color: var(--vermillion); margin-top: 2px; margin-bottom: 12px; }
.mj-suit-desc { font-size: 14px; line-height: 1.5; color: var(--ink-muted); margin-bottom: 10px; }
.mj-suit-count { font-family: var(--mono); font-size: 11px; color: var(--ink-faint); letter-spacing: 0.3px; }
.mj-suit-tiles { display: grid; grid-template-columns: repeat(5, auto); gap: 8px; justify-content: start; align-items: flex-start; }
.mj-suit-tiles.mj-suit-tiles-honors { grid-template-columns: repeat(4, auto); }

.mj-info-card {
  position: sticky; top: 40px; background: var(--paper);
  border: 1px solid var(--rule); border-radius: 8px; padding: 28px; min-height: 380px;
  display: flex; flex-direction: column;
}
.mj-info-empty {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 20px 8px;
}
.mj-info-big { display: flex; justify-content: center; margin-bottom: 20px; }
.mj-info-zh { font-family: var(--serif); font-size: 38px; color: var(--vermillion); text-align: center; margin-bottom: 4px; font-weight: 500; }
.mj-info-en { font-family: var(--sans); font-size: 15px; font-weight: 500; text-align: center; color: var(--ink); margin-bottom: 20px; letter-spacing: 0.3px; }
.mj-info-meta { font-size: 14px; line-height: 1.55; color: var(--ink-muted); border-top: 1px solid var(--rule-soft); padding-top: 16px; }
.mj-info-empty-h { font-family: var(--serif); font-size: 22px; color: var(--ink); margin-bottom: 10px; }
.mj-info-empty-p { font-size: 14px; line-height: 1.55; color: var(--ink-muted); max-width: 260px; }

/* ───────────── Mobile tile popup (bottom sheet) ───────────── */
.mj-tile-popup {
  position: fixed; top: 0; right: 0; bottom: 0; left: 0; z-index: 200;
  background: rgba(0,0,0,0); pointer-events: none;
  transition: background 0.25s;
}
@media (min-width: 901px) {
  .mj-tile-popup { display: none; }
}
.mj-tile-popup.is-active {
  background: rgba(0,0,0,0.45); pointer-events: auto;
}
.mj-tile-popup-sheet {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: var(--paper); border-radius: 20px 20px 0 0;
  padding: 32px 24px 48px;
  transform: translateY(100%); transition: transform 0.28s cubic-bezier(0.32,0.72,0,1);
  display: flex; flex-direction: column; align-items: center;
}
.mj-tile-popup.is-active .mj-tile-popup-sheet { transform: translateY(0); }
.mj-tile-popup-close {
  position: absolute; top: 14px; right: 16px;
  background: var(--rule-soft); border: none; border-radius: 50%;
  width: 28px; height: 28px; font-size: 13px; cursor: pointer; color: var(--ink-muted);
  display: flex; align-items: center; justify-content: center;
}

/* ───────────── Section 2: Win ───────────── */

.mj-hand-reveal { display: flex; flex-direction: column; gap: 32px; }
.mj-hand-tabs {
  display: flex; flex-wrap: wrap; gap: 0;
  border-bottom: 1px solid var(--rule);
  padding: 0;
}
.mj-tab {
  background: transparent; border: none;
  border-bottom: 2px solid transparent;
  padding: 10px 18px 12px; margin-bottom: -1px;
  text-align: left; cursor: pointer; transition: all .15s; font-family: inherit;
  display: flex; align-items: baseline; gap: 10px;
}
.mj-tab:hover { color: var(--jade); }
.mj-tab.is-active { border-bottom-color: var(--jade); }
.mj-tab-zh { font-family: var(--serif); font-size: 18px; color: var(--vermillion); font-weight: 500; }
.mj-tab-name { font-family: var(--serif); font-size: 14px; color: var(--ink-soft); font-weight: 500; }
.mj-tab.is-active .mj-tab-name { color: var(--ink); }
.mj-tab-pts { font-family: var(--mono); font-size: 10px; color: var(--ink-muted); letter-spacing: 0.3px; text-transform: uppercase; }

.mj-hand-stage { background: var(--paper); border: 1px solid var(--rule); border-radius: 12px; padding: 40px; }
.mj-stage-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; margin-bottom: 40px; }
.mj-stage-name { font-family: var(--serif); font-size: 28px; font-weight: 500; letter-spacing: -0.3px; margin-bottom: 6px; }
.mj-stage-zh { color: var(--vermillion); font-weight: 400; }
.mj-stage-desc { font-size: 15px; color: var(--ink-muted); max-width: 600px; line-height: 1.5; }
.mj-hand-sets { display: flex; flex-wrap: wrap; gap: 28px; justify-content: center; min-height: 160px; align-items: flex-end; padding: 20px 0; }
.mj-hand-flat { display: flex; flex-wrap: wrap; gap: 4px; justify-content: center; min-height: 160px; padding: 20px 0; }
.mj-meld { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.mj-meld-tiles { display: flex; gap: 3px; }
.mj-meld-pair .mj-meld-tiles { padding: 8px; background: var(--vermillion-wash); border-radius: 8px; }
.mj-meld-label { font-family: var(--sans); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; color: var(--ink-muted); font-weight: 500; }
.mj-stage-footer {
  margin-top: 32px; padding-top: 24px; border-top: 1px dashed var(--rule);
  display: flex; align-items: center; gap: 28px; justify-content: center; flex-wrap: wrap;
}
.mj-count-big { font-family: var(--serif); font-size: 40px; line-height: 1; font-weight: 500; color: var(--jade); }
.mj-count-lbl { font-family: var(--sans); font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--ink-muted); margin-top: 2px; }
.mj-stage-arrow { font-size: 22px; color: var(--ink-faint); }
.mj-stage-formula { font-family: var(--serif); font-size: 18px; color: var(--ink-soft); }
.mj-stage-formula strong { color: var(--jade); font-weight: 600; }
.mj-stage-pts { font-family: var(--serif); font-size: 22px; color: var(--vermillion); font-weight: 500; }

.mj-scoring {
  margin-top: 8px;
  padding: 0;
}
.mj-scoring-h {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 14px;
  font-weight: 600;
}
.mj-scoring-fan {
  font-family: var(--serif);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-soft);
  padding: 12px 14px;
  background: var(--jade-wash);
  border-left: 2px solid var(--jade);
  border-radius: 0 6px 6px 0;
  margin-bottom: 16px;
}
.mj-scoring-fan strong { color: var(--jade); font-weight: 600; }
.mj-scoring-fan em { font-style: italic; color: var(--ink); font-weight: 500; }
.mj-scoring-grid {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--rule);
}
.mj-score-row {
  display: grid; grid-template-columns: 1.4fr 2fr 70px; gap: 20px;
  padding: 8px 0; border-bottom: 1px solid var(--rule-soft); align-items: baseline;
}
.mj-score-row:last-child { border-bottom: none; }
.mj-score-name { font-family: var(--serif); font-size: 15px; font-weight: 500; color: var(--ink); }
.mj-score-desc { font-size: 13px; color: var(--ink-muted); line-height: 1.4; }
.mj-score-val { font-family: var(--mono); font-size: 12px; color: var(--ink-soft); font-weight: 500; text-align: right; letter-spacing: 0.3px; }
.mj-score-limit .mj-score-val { color: var(--vermillion); }
.mj-scoring-note {
  font-family: var(--sans); font-size: 12px; color: var(--ink-muted);
  margin-top: 12px; padding-top: 0; border-top: none; line-height: 1.5;
}

/* ───────────── Section 3 (Draw) ───────────── */

.mj-dealer-card {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 28px 32px;
  margin-bottom: 48px;
}
.mj-dealer-item {
  padding: 0 8px;
}
.mj-dealer-item-h {
  font-family: var(--sans);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 600;
  color: var(--vermillion);
  margin-bottom: 10px;
}
.mj-dealer-item p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
}
.mj-dealer-item p strong { color: var(--ink); font-weight: 600; }
.mj-dealer-item p em { color: var(--jade); font-style: normal; }
.mj-dealer-divider {
  width: 1px;
  background: var(--rule-soft);
  margin: 0 24px;
}

.mj-flower-section {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--rule-soft);
}
.mj-draw-step-note {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin-top: 10px;
  padding: 12px 16px;
  background: var(--jade-wash);
  border-left: 3px solid var(--jade);
  border-radius: 0 6px 6px 0;
}
.mj-draw-step-note strong { color: var(--ink); }

.mj-draw-steps {
  display: flex;
  flex-direction: column;
  margin-bottom: 48px;
}
.mj-draw-step {
  display: grid;
  grid-template-columns: 48px 1fr 300px;
  gap: 32px;
  padding: 40px 0;
  border-top: 1px solid var(--rule-soft);
  align-items: start;
}
.mj-draw-step:first-child { border-top: none; }
.mj-draw-step-num {
  font-family: var(--serif);
  font-size: 44px;
  line-height: 1;
  color: var(--vermillion);
  font-weight: 500;
  font-style: italic;
}
.mj-draw-step-title {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: -0.3px;
}
.mj-draw-step-content p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
  max-width: 520px;
}
.mj-draw-controls {
  display: flex;
  gap: 8px;
  margin-top: 20px;
}

/* Break-the-wall explainer */
.mj-break-rules {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 20px 0 20px;
  max-width: 620px;
}
.mj-break-rule {
  padding: 14px 16px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 8px;
}
.mj-break-rule-h {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--jade);
  margin-bottom: 6px;
  letter-spacing: -0.2px;
}
.mj-break-rule-p {
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-soft);
  margin-bottom: 10px;
}
.mj-break-rule-p em {
  font-style: italic;
  color: var(--vermillion);
}
.mj-break-map {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.mj-break-map-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 3px 8px;
  border-radius: 4px;
  font-family: var(--sans);
  font-size: 12px;
  color: var(--ink-muted);
  transition: all .2s;
}
.mj-break-map-row.is-on {
  background: var(--jade-wash);
  color: var(--ink);
  font-weight: 600;
}
.mj-break-map-seat em {
  font-family: var(--serif);
  font-style: normal;
  color: var(--vermillion);
  margin-right: 6px;
  font-size: 14px;
}
.mj-break-map-row.is-on .mj-break-map-seat em { color: var(--vermillion); }
.mj-break-map-nums {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3px;
}

.mj-dice-row {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-top: 4px;
  flex-wrap: wrap;
}
.mj-dice-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 8px 14px;
  cursor: pointer;
  font-family: var(--sans);
  transition: all .15s;
}
.mj-dice-btn:hover { border-color: var(--jade); }
.mj-dice-btn:disabled { cursor: wait; }
.mj-die-face {
  font-size: 28px;
  line-height: 1;
  color: var(--vermillion);
}
.mj-dice-total {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
  margin-left: 4px;
}
.mj-dice-reroll {
  font-family: var(--sans);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-muted);
  margin-left: 6px;
  font-weight: 600;
}
.mj-dice-explain {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.5;
  max-width: 280px;
}
.mj-dice-explain strong { color: var(--jade); font-weight: 600; }
.mj-dice-explain em { font-style: normal; color: var(--vermillion); }

/* Highlight the active break-side wall */
.mj-wall-side.is-break-side .mj-wall-tile {
  background: color-mix(in srgb, var(--wall-tile) 70%, var(--vermillion) 30%);
  border-color: var(--vermillion-deep, #600000);
}

/* Small wall — no ombre, flat */
.mj-wall-mini {
  background: var(--wall-felt);
  border-radius: 8px;
  padding: 24px;
  aspect-ratio: 1 / 1;
  position: relative;
  border: 1px solid var(--wall-felt-edge);
}
.mj-wall-inner { position: absolute; inset: 24px; }
.mj-wall-side { position: absolute; display: flex; gap: 2px; }
.mj-wall-top { top: 0; left: 50%; transform: translateX(-50%); flex-direction: row-reverse; }
.mj-wall-bottom { bottom: 0; left: 50%; transform: translateX(-50%); }
.mj-wall-left { left: 0; top: 50%; transform: translateY(-50%); flex-direction: column; }
.mj-wall-right { right: 0; top: 50%; transform: translateY(-50%); flex-direction: column-reverse; }
.mj-wall-stack {
  position: relative;
  width: 11px;
  height: 16px;
  transition: opacity .3s, transform .3s;
}
.mj-wall-left .mj-wall-stack,
.mj-wall-right .mj-wall-stack { width: 16px; height: 11px; }
.mj-wall-tile {
  position: absolute;
  width: 100%;
  height: 100%;
  background: var(--wall-tile);
  border: 1px solid var(--wall-tile-edge);
  border-radius: 1.5px;
}
.mj-wall-top-tile { transform: translate(-1px, -1px); z-index: 2; }
.mj-wall-bot-tile { z-index: 1; }
.mj-wall-stack.is-drawn { opacity: 0; transform: scale(0.6); }
.mj-wall-stack.is-dim .mj-wall-tile { background: var(--wall-tile-dim); border-color: var(--wall-tile-dim-edge); }
.mj-wall-stack.is-break .mj-wall-tile {
  background: #BA0000;
  border-color: #600000;
  box-shadow: 0 0 0 1px rgba(255,100,100,0.5);
}
.mj-wall-stack:hover .mj-wall-tile { background: var(--wall-tile-hover); }

/* Seat labels & direction arrow */
.mj-seat {
  position: absolute;
  font-family: var(--serif);
  font-size: 12px;
  font-weight: 500;
  color: #fff;
  letter-spacing: 0.3px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
  z-index: 3;
  pointer-events: none;
}
.mj-seat-e { top: 50%; right: -42px; transform: translateY(-50%); }
.mj-seat-w { top: 50%; left: -42px; transform: translateY(-50%); color: #cfe7d0; }
.mj-seat-n { top: -22px; left: 50%; transform: translateX(-50%); color: #cfe7d0; }
.mj-seat-s { bottom: -22px; left: 50%; transform: translateX(-50%); color: #cfe7d0; }
.mj-seat-dot {
  font-size: 8px;
  color: #ffd84a;
  text-shadow: 0 0 6px rgba(255,216,74,0.8);
}
.mj-dir-arrow {
  position: absolute;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 600;
  color: var(--wall-arrow);
  pointer-events: none;
  z-index: 2;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.mj-dir-arrow-glyph {
  font-size: 14px;
  font-weight: 400;
  color: var(--wall-arrow-glyph);
}
.mj-dir-arrow-label {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: 0.5px;
}
.mj-dir-arrow-top { top: 28%; left: 50%; transform: translateX(-50%); }
.mj-dir-arrow-bottom { bottom: 28%; left: 50%; transform: translateX(-50%); }
.mj-dir-arrow-left { left: 22%; top: 50%; transform: translateY(-50%); }
.mj-dir-arrow-right { right: 22%; top: 50%; transform: translateY(-50%); }

.mj-dice-mini {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 28px;
  color: #fff;
  pointer-events: none;
  text-shadow: 0 1px 2px rgba(0,0,0,0.4);
}

.mj-your-hand { margin-bottom: 48px; }
.mj-hand-label {
  font-family: var(--sans); font-size: 12px; letter-spacing: 1px; text-transform: uppercase;
  color: var(--ink-muted); margin-bottom: 12px; font-weight: 500;
}
.mj-hand-count { font-family: var(--mono); color: var(--jade); }
.mj-hand-discard-hint { color: var(--ink-faint); font-style: italic; text-transform: none; letter-spacing: 0; }
.mj-hand-row {
  display: flex; flex-wrap: wrap; gap: 3px; min-height: 90px;
  padding: 12px; background: var(--paper); border: 1px dashed var(--rule);
  border-radius: 8px; align-items: flex-start;
}
.mj-hand-row.is-discard-mode { border-color: var(--ember, #c0392b); border-style: solid; }
.mj-hand-tile-wrap.is-discardable { cursor: pointer; position: relative; transition: transform 120ms, opacity 120ms; }
.mj-hand-tile-wrap.is-discardable:hover { transform: translateY(-6px); opacity: 0.7; }
.mj-hand-empty {
  font-family: var(--sans); font-size: 13px; color: var(--ink-faint);
  font-style: italic; padding: 24px 12px;
}
@keyframes mjDrawIn {
  from { opacity: 0; transform: translateY(-20px) scale(0.8); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Simple list for draw-rules */
.mj-draw-list {
  list-style: none;
  padding: 0;
  margin: 32px 0 0;
  border-top: 1px solid var(--rule);
  padding-top: 32px;
}
.mj-draw-list li {
  padding: 12px 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-soft);
  border-bottom: 1px dotted var(--rule-soft);
}
.mj-draw-list li:last-child { border-bottom: none; }
.mj-draw-list li strong {
  font-family: var(--serif);
  font-weight: 500;
  color: var(--jade);
  margin-right: 12px;
}

/* ───────────── Section 4 (Actions) — simple list, not buttons ───────────── */

.mj-action-list {
  margin-bottom: 56px;
  border-top: 1px solid var(--rule);
}
.mj-action-row {
  display: grid;
  grid-template-columns: 110px 1fr 180px 180px;
  gap: 28px;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule-soft);
  align-items: center;
}
.mj-action-zh-col { text-align: left; }
.mj-action-zh {
  font-family: var(--serif);
  font-size: 32px;
  color: var(--vermillion);
  font-weight: 500;
  line-height: 1;
  margin-bottom: 4px;
}
.mj-action-pinyin {
  font-family: var(--serif);
  font-style: italic;
  font-size: 13px;
  color: var(--ink-muted);
  margin-bottom: 1px;
}
.mj-action-lit {
  font-family: var(--sans);
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.2px;
}
.mj-action-main {}
.mj-action-name {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 4px;
  letter-spacing: -0.2px;
}
.mj-action-desc {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-soft);
}
.mj-action-example {
  display: flex;
  gap: 2px;
  align-items: center;
}
.mj-action-example-empty {
  font-family: var(--sans);
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.2px;
  font-style: italic;
}
.mj-action-when-col {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.2px;
  color: var(--ink-muted);
  text-align: right;
  line-height: 1.4;
}

/* Priority — compact panel matching scoring style */
.mj-priority {
  margin-bottom: 56px;
  padding: 0;
}
.mj-priority-h {
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 14px;
  font-weight: 600;
}
.mj-priority-ladder {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--rule);
}
.mj-prio-row {
  display: grid;
  grid-template-columns: 40px 1.4fr 2fr;
  gap: 20px;
  align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px solid var(--rule-soft);
}
.mj-prio-row:last-child { border-bottom: none; }
.mj-prio-rank {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--vermillion);
  letter-spacing: 0.3px;
}
.mj-prio-name { font-family: var(--serif); font-size: 15px; font-weight: 500; color: var(--ink); }
.mj-prio-desc { font-size: 13px; color: var(--ink-muted); line-height: 1.4; }

.mj-vi-head { margin-bottom: 24px; }
.mj-vi-sub { color: var(--ink-muted); font-size: 17px; margin: 0; }
.mj-vi-block { padding: 0; background: transparent; border: none; }
.mj-vi-tabs {
  display: flex; flex-wrap: wrap; gap: 0;
  border-bottom: 1px solid var(--rule);
  padding: 0;
  margin-bottom: 20px;
}
.mj-vi-tab {
  background: transparent; border: none;
  border-bottom: 2px solid transparent;
  padding: 10px 18px 12px; margin-bottom: -1px;
  cursor: pointer; transition: all .15s;
  font-family: var(--serif); font-size: 15px; font-weight: 500;
  color: var(--ink-muted);
}
.mj-vi-tab:hover { color: var(--jade); }
.mj-vi-tab.is-active { border-bottom-color: var(--jade); color: var(--ink); }
.mj-vi-block-desc { font-size: 15px; color: var(--ink-muted); margin-bottom: 28px; }
.mj-vi-kind { font-family: var(--serif); font-size: 22px; font-weight: 500; margin-bottom: 4px; }
.mj-vi-desc { font-size: 14px; color: var(--ink-muted); }
.mj-vi-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.mj-vi-col-head {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--sans); font-size: 12px; letter-spacing: 1.5px;
  text-transform: uppercase; margin-bottom: 14px; font-weight: 600;
}
.mj-vi-valid .mj-vi-col-head { color: var(--jade); }
.mj-vi-invalid .mj-vi-col-head { color: var(--vermillion); }
.mj-vi-example { padding: 12px 0; border-bottom: 1px dashed var(--rule-soft); }
.mj-vi-example:last-child { border-bottom: none; }
.mj-vi-tiles { display: flex; gap: 2px; margin-bottom: 8px; position: relative; }
.mj-vi-invalid .mj-vi-tiles { opacity: 0.55; }
.mj-vi-note { font-size: 13px; color: var(--ink-muted); line-height: 1.4; }

/* ───────────── Footer ───────────── */

.mj-foot {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 48px 60px;
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 40px;
  align-items: center;
  font-family: var(--sans);
}
.mj-foot-brand {
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 600;
}
.mj-foot-brand em { color: var(--vermillion); font-style: normal; font-weight: 600; margin-left: 6px; letter-spacing: 0; text-transform: none; font-family: var(--serif); font-size: 14px; }
.mj-foot-note { font-family: var(--sans); font-size: 12px; color: var(--ink-muted); max-width: 440px; line-height: 1.55; }
.mj-foot-credit { margin-top: 8px; font-size: 11px; color: var(--ink-faint); line-height: 1.55; }
.mj-foot-credit a { color: var(--ink-muted); text-decoration: underline; text-decoration-color: var(--rule); text-underline-offset: 2px; }
.mj-foot-credit a:hover { color: var(--jade); text-decoration-color: var(--jade); }

.mj-foot-cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 10px 18px 10px 10px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 10px;
  text-decoration: none;
  color: var(--ink);
  transition: all .18s ease;
  box-shadow: 0 1px 2px rgba(0,0,0,0.03);
}
.mj-foot-cta:hover {
  border-color: var(--jade);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px -6px rgba(0,60,0,0.22);
}
.mj-foot-cta-tile {
  position: relative;
  width: 44px;
  height: 56px;
  border-radius: 6px;
  background: #fdfbf2;
  box-shadow:
    0 1px 0 #e8dfc9,
    0 2px 0 #d4c8a8,
    0 4px 8px -2px rgba(0,30,0,0.25),
    inset 0 1px 0 rgba(255,255,255,0.9),
    0 0 0 0.5px rgba(0,53,0,0.2);
  flex-shrink: 0;
  overflow: hidden;
  transition: transform .2s cubic-bezier(.2,.7,.3,1);
}
.mj-foot-cta:hover .mj-foot-cta-tile { transform: translateY(-2px); }
.mj-foot-cta-tile img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4px;
  box-sizing: border-box;
  display: block;
}
.mj-foot-cta-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1.2;
}
.mj-foot-cta-kicker {
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--vermillion);
  font-weight: 600;
}
.mj-foot-cta-title {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.2px;
}
.mj-foot-cta-arrow {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--ink-muted);
  transition: transform .2s, color .2s;
}
.mj-foot-cta:hover .mj-foot-cta-arrow {
  color: var(--jade);
  transform: translateX(3px);
}

/* Persistent invite toast */
.mj-toast-invite {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  align-items: stretch;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 12px;
  box-shadow: 0 8px 32px -6px rgba(0,40,0,0.18), 0 2px 8px rgba(0,0,0,0.06);
  animation: mjToastIn 420ms cubic-bezier(.2,.8,.3,1) both;
  overflow: hidden;
}
@keyframes mjToastIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
.mj-toast-invite-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 14px 10px 10px;
  text-decoration: none;
  color: var(--ink);
  transition: background .15s;
}
.mj-toast-invite-link:hover { background: var(--jade-wash); }
.mj-toast-invite-link:hover .mj-foot-cta-tile { transform: translateY(-2px); }
.mj-toast-invite-link:hover .mj-foot-cta-arrow { color: var(--jade); transform: translateX(3px); }
.mj-toast-invite-close {
  border: none;
  background: transparent;
  border-left: 1px solid var(--rule-soft);
  padding: 0 16px;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
  color: var(--ink-muted);
  transition: color .15s, background .15s;
  flex-shrink: 0;
}
.mj-toast-invite-close:hover { color: var(--ink); background: var(--rule-soft); }

/* Action row: drop when-col + wrap example below 1200px */
/* Compact layout tweaks at tablet/laptop widths */
@media (max-width: 1200px) {
  .mj-action-row {
    grid-template-columns: 110px 1fr 160px;
  }
  .mj-action-when-col { display: none; }
  .mj-tile-grid-wrap { grid-template-columns: 1fr; }
  .mj-info-card { position: static; min-height: 0; }
}
@media (max-width: 820px) {
  .mj-hero { grid-template-columns: 1fr; gap: 40px; padding: 60px 40px; min-height: auto; }
  .mj-hero-stage { min-height: 480px; }
  .mj-hero-felt { max-width: 480px; margin: 0 auto; }
}
@media (max-width: 1000px) {
  .mj-action-row {
    grid-template-columns: 110px 1fr;
  }
  .mj-action-example {
    grid-column: 1 / -1;
    padding-top: 4px;
    padding-left: 138px;
  }
}

/* ───────────── Responsive ───────────── */

@media (max-width: 900px) {
  :root { --sidenav-w: 0px; }
  .mj-sidenav { display: none; }
  .mj-main { margin-left: 0; }

  .mj-topbar-mobile {
    display: block;
    position: sticky;
    top: 0;
    z-index: 50;
    background: color-mix(in srgb, var(--bg) 92%, transparent);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--rule);
  }
  .mj-topbar-mobile-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 20px;
  }
  .mj-topbar-mobile .mj-brand { margin-bottom: 0; font-size: 17px; white-space: nowrap; }

  .mj-menu-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    border: 1px solid var(--rule);
    border-radius: 999px;
    padding: 6px 12px 6px 14px;
    cursor: pointer;
    font-family: var(--sans);
    font-size: 13px;
    color: var(--ink-soft);
    transition: border-color .15s, background .15s;
    max-width: 60%;
  }
  .mj-menu-btn:hover { border-color: var(--jade); }
  .mj-topbar-mobile.is-open .mj-menu-btn {
    border-color: var(--jade);
    background: var(--jade-wash);
    color: var(--jade);
  }
  .mj-menu-btn-label {
    display: inline-flex;
    align-items: baseline;
    gap: 8px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
  }
  .mj-menu-btn-num {
    font-family: var(--mono);
    font-size: 10px;
    color: var(--ink-muted);
    font-weight: 500;
  }
  .mj-topbar-mobile.is-open .mj-menu-btn-num { color: var(--jade); }
  .mj-menu-btn-icon {
    position: relative;
    width: 14px;
    height: 10px;
    flex-shrink: 0;
  }
  .mj-menu-btn-icon span {
    position: absolute;
    left: 0;
    right: 0;
    height: 1.5px;
    background: currentColor;
    border-radius: 1px;
    transition: transform .25s ease, opacity .2s ease, top .25s ease;
  }
  .mj-menu-btn-icon span:nth-child(1) { top: 0; }
  .mj-menu-btn-icon span:nth-child(2) { top: 4px; }
  .mj-menu-btn-icon span:nth-child(3) { top: 8px; }
  .mj-menu-btn-icon.is-open span:nth-child(1) { top: 4px; transform: rotate(45deg); }
  .mj-menu-btn-icon.is-open span:nth-child(2) { opacity: 0; }
  .mj-menu-btn-icon.is-open span:nth-child(3) { top: 4px; transform: rotate(-45deg); }

  .mj-nav-mobile-vert {
    display: flex;
    flex-direction: column;
    max-height: 60vh;
    overflow-y: auto;
    padding: 6px 12px 14px;
    border-top: 1px solid var(--rule-soft);
    animation: mjMenuDrop .2s ease;
  }
  @keyframes mjMenuDrop {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .mj-nav-mobile-vert a {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding: 12px 14px;
    font-family: var(--sans);
    font-size: 15px;
    color: var(--ink-soft);
    text-decoration: none;
    border-radius: 8px;
  }
  .mj-nav-mobile-vert a.is-active {
    background: var(--jade-wash);
    color: var(--jade);
    font-weight: 500;
  }
  .mj-nav-mobile-vert .mj-nav-num {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-muted);
    min-width: 20px;
  }
  .mj-nav-mobile-vert a.is-active .mj-nav-num { color: var(--jade); }

  .mj-hero { grid-template-columns: 1fr; padding: 40px 20px; gap: 20px; }
  .mj-hero h1 { font-size: 48px; }
  .mj-hero h1 .mj-zh { font-size: 36px; }

  .mj-kicker-theme-wrap { display: block; }

  /* Show ASCII art on mobile, single-column stacked below text */
  .mj-hero-ascii { min-height: 0; padding: 20px 20px 12px; }
  .mj-hero-ascii .mj-hero-ascii-bg { display: flex !important; }
  .mj-hero-signature { position: static; margin-top: 20px; display: inline-block; }
  .mj-hero-stage { min-height: 420px; }
  .mj-hero-tile-3d { width: 200px; height: 254px; }
  .mj-hero-meta { gap: 24px; }
  .mj-hero-meta div strong { font-size: 22px; }

  .mj-section { padding: 60px 20px; }
  .mj-h2 { font-size: 38px; }
  .mj-tile-grid-wrap { grid-template-columns: 1fr; }
  .mj-suit-row { grid-template-columns: 1fr; gap: 16px; }
  .mj-info-card { display: none; }

  /* Valid vs invalid — SIDE BY SIDE on mobile, with vertical tabs above */
  .mj-vi-cols { grid-template-columns: 1fr 1fr; gap: 16px; }
  .mj-vi-example { padding: 8px 0; }
  .mj-vi-tabs {
    flex-direction: column;
    gap: 0;
    border-bottom: none;
    border-left: 1px solid var(--rule);
    margin-bottom: 20px;
  }
  .mj-vi-tab {
    border-bottom: none;
    border-left: 2px solid transparent;
    margin-bottom: 0;
    margin-left: -1px;
    padding: 10px 16px;
    text-align: left;
    font-size: 14px;
  }
  .mj-vi-tab.is-active {
    border-bottom-color: transparent;
    border-left-color: var(--jade);
    background: var(--jade-wash);
  }

  /* Shrink all tiles inside the winning-hand stage on mobile — match the compact "thirteen orphans" size */
  .mj-hand-stage .mj-tile,
  .mj-hand-flat .mj-tile {
    --tile-w: 36px !important;
    --tile-h: 46px !important;
  }
  .mj-hand-stage .mj-meld-tiles { gap: 1px; }
  .mj-hand-stage .mj-meld { gap: 6px; }
  .mj-hand-flat { gap: 2px !important; }

  /* Winning-hand tabs — match vi-tabs left-border style on mobile */
  .mj-hand-tabs {
    flex-direction: column;
    gap: 0;
    border-bottom: none;
    border-left: 1px solid var(--rule);
    margin-bottom: 20px;
  }
  .mj-tab {
    display: flex !important;
    align-items: baseline;
    gap: 10px;
    border-bottom: none;
    border-left: 2px solid transparent;
    margin-bottom: 0;
    margin-left: -1px;
    padding: 10px 16px;
    text-align: left;
  }
  .mj-tab.is-active {
    border-bottom-color: transparent;
    border-left-color: var(--jade);
    background: var(--jade-wash);
  }
  .mj-tab-zh { font-size: 16px !important; margin: 0 !important; }
  .mj-tab-name { font-size: 14px; }
  .mj-tab-pts { font-size: 11px; white-space: nowrap; }

  .mj-dealer-card {
    grid-template-columns: 1fr;
    padding: 20px;
    gap: 16px;
  }
  .mj-dealer-divider { width: 100%; height: 1px; margin: 0; }

  /* Draw section — stack the wall diagram under its step text */
  .mj-draw-step { grid-template-columns: 36px 1fr; gap: 20px; }
  .mj-draw-step .mj-wall-mini {
    grid-column: 1 / -1;
    max-width: 300px;
    width: 100%;
    margin: 0 auto;
  }

  /* Break-map rows — keep 2 cols but tighten */
  .mj-break-map { font-size: 12px; }
  .mj-break-rules {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .mj-dice-row { gap: 10px; }
  .mj-dice-explain { font-size: 13px; }

  /* Action rows — simpler 2-col stack */
  .mj-action-row { grid-template-columns: 70px 1fr; gap: 14px; }
  .mj-action-zh { font-size: 26px; }
  .mj-action-example { grid-column: 1 / -1; padding-top: 4px; padding-left: 84px; }
  .mj-action-when-col { display: none; }

  /* Priority table — simpler 2-col */
  .mj-prio-row {
    grid-template-columns: 36px 1fr;
    gap: 10px 14px;
  }
  .mj-prio-desc { grid-column: 2 / -1; font-size: 12px; }

  /* Suit tiles wrap into rows that actually fit on mobile */
  .mj-suit-tiles,
  .mj-suit-tiles.mj-suit-tiles-honors {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
  }

  /* Let tile rows (valid/invalid examples, action examples) scroll horizontally rather than overflow */
  .mj-vi-tiles,
  .mj-action-example,
  .mj-hand-row {
    max-width: 100%;
    overflow-x: auto;
    scrollbar-width: none;
  }
  .mj-vi-tiles::-webkit-scrollbar,
  .mj-action-example::-webkit-scrollbar,
  .mj-hand-row::-webkit-scrollbar { display: none; }

  .mj-foot { grid-template-columns: 1fr; padding: 40px 20px; }
  .mj-foot-note { text-align: left; }
  .mj-stage-header { flex-direction: column; }

  .mj-toast-invite { left: 16px; right: 16px; bottom: 16px; }

  /* Mobile theme bar — hidden since controls are now inside the hero */
  .mj-theme-bar { display: none; }

  /* Smaller fonts on mobile */
  .mj-hero h1 { font-size: 38px; }
  .mj-hero h1 .mj-zh { font-size: 28px; }
  .mj-hero-meta div strong { font-size: 18px; }
  .mj-h2 { font-size: 32px; letter-spacing: -0.5px; }
  .mj-h3 { font-size: 24px; }
  .mj-lede { font-size: 16px; }
  .mj-suit-title { font-size: 20px; }
  .mj-suit-sub { font-size: 15px; }
  .mj-info-zh { font-size: 30px; }
  .mj-info-empty-h { font-size: 18px; }
  .mj-section { padding: 48px 20px; }
  .mj-section-head { margin-bottom: 40px; }
}