/* MateAventura — base styles + theme overrides */

* { box-sizing: border-box; }

.ma-root {
  --font-scale: 1;
  --speed: 1;
  font-family: var(--font-body);
  color: var(--ink);
  width: 100%;
  height: 100%;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  font-size: calc(16px * var(--font-scale));
  position: relative;
  overflow: hidden;
}

.ma-embedded { border-radius: 18px; }

/* ---------- Header ---------- */
.ma-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  background: var(--surface);
  border-bottom: 2px solid color-mix(in srgb, var(--ink) 12%, transparent);
  gap: 12px;
  flex-wrap: wrap;
  z-index: 5;
  flex-shrink: 0;
}
.ma-header-left { display: flex; align-items: center; gap: 12px; flex: 1; min-width: 0; }
.ma-header-left .ma-btn { flex-shrink: 0; white-space: nowrap; }
.ma-header-right { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; justify-content: flex-end; }
.ma-theme-modernPlay .ma-header {
  background: rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  color: white;
}
.ma-theme-modernPlay .ma-header .ma-title,
.ma-theme-modernPlay .ma-header .ma-subtitle { color: white; }

.ma-title { font-family: var(--font-display); font-size: calc(18px * var(--font-scale)); font-weight: 800; line-height: 1.2; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; word-break: break-word; }
.ma-subtitle { font-size: 13px; color: var(--ink-soft); }

@media (max-width: 640px) {
  .ma-header {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 12px 14px;
  }
  .ma-header-left {
    width: 100%;
    flex: none;
  }
  .ma-header-right {
    width: 100%;
    justify-content: flex-start;
    gap: 8px;
  }
  .ma-title {
    font-size: calc(16px * var(--font-scale));
  }
  .ma-subtitle {
    font-size: 12px;
  }
}

.ma-pill {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 6px 12px;
  background: var(--panel);
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  border: 1.5px solid color-mix(in srgb, var(--ink) 15%, transparent);
}
.ma-theme-modernPlay .ma-pill {
  background: rgba(255,255,255,0.95);
  color: var(--ink);
  border: none;
}
.ma-pill-stars { padding: 4px 10px 4px 8px; }
.ma-pill-attempts { gap: 2px; padding: 6px 10px; }

/* ---------- Buttons ---------- */
.ma-btn {
  --btn: var(--primary);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--primary-ink);
  transition: transform 0.1s, filter 0.15s;
}
.ma-btn:hover { filter: brightness(1.05); }
.ma-btn:active { transform: translateY(2px); }
.ma-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.ma-btn-primary { --btn: var(--primary); }
.ma-btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 2px solid color-mix(in srgb, var(--ink) 25%, transparent);
  box-shadow: none;
}
.ma-theme-modernPlay .ma-btn-ghost { color: white; border-color: rgba(255,255,255,0.3); }
.ma-btn-icon { padding: 8px 12px; min-width: 40px; }
.ma-btn-lg { font-size: calc(18px * var(--font-scale)); padding: 14px 28px; }

/* Theme button styling */
.ma-theme-retro2000 .ma-btn-primary {
  background: linear-gradient(180deg, #ffffff 0%, var(--primary) 50%, color-mix(in srgb, var(--primary) 70%, black) 100%);
  border: 2px outset color-mix(in srgb, var(--primary) 80%, white);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.6), 2px 2px 0 rgba(0,0,0,0.3);
}
.ma-theme-retroClean .ma-btn-primary {
  background: var(--primary);
  border: 2px solid color-mix(in srgb, var(--primary) 60%, black);
  box-shadow: 0 3px 0 color-mix(in srgb, var(--primary) 50%, black);
}
.ma-theme-modernPlay .ma-btn-primary {
  background: linear-gradient(180deg, color-mix(in srgb, var(--primary) 100%, white 25%) 0%, var(--primary) 100%);
  box-shadow: 0 6px 0 color-mix(in srgb, var(--primary) 50%, black), 0 10px 24px color-mix(in srgb, var(--primary) 40%, transparent);
}

/* ---------- Stage ---------- */
.ma-stage {
  flex: 1;
  position: relative;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px;
}

/* ---------- Map ---------- */
.ma-map {
  width: 100%;
  height: 100%;
  min-height: 380px;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}
.ma-map-bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none;
}
.ma-map-svg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none;
}

.ma-node {
  position: absolute;
  transform: translate(-50%, -50%);
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  animation: maPop 0.4s calc(var(--d, 0) * 1ms) backwards cubic-bezier(.34,1.56,.64,1);
}
.ma-node:disabled { cursor: not-allowed; }
.ma-node-bubble {
  width: 78px; height: 78px;
  border-radius: 50%;
  background: var(--panel);
  display: flex; align-items: center; justify-content: center;
  font-size: 36px;
  position: relative;
  box-shadow: var(--node-shadow);
  transition: transform 0.15s;
  border: 3px solid var(--primary);
}
.ma-node:hover:not(:disabled) .ma-node-bubble { transform: scale(1.08); }
.ma-node-locked .ma-node-bubble { background: color-mix(in srgb, var(--ink) 30%, transparent); border-color: color-mix(in srgb, var(--ink) 40%, transparent); filter: grayscale(0.6); }
.ma-node-done .ma-node-bubble { border-color: var(--success); }
.ma-node-num {
  position: absolute; top: -8px; left: -8px;
  background: var(--primary); color: var(--primary-ink);
  width: 28px; height: 28px; border-radius: 50%;
  font-size: 14px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  border: 2px solid var(--panel);
  font-family: var(--font-display);
}
.ma-node-done .ma-node-num { background: var(--success); }
.ma-node-label {
  background: var(--panel);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
  text-align: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}
.ma-node-locked .ma-node-label {
  display: none;
}
.ma-node-title { font-family: var(--font-display); }
.ma-node-type { font-size: 10px; color: var(--ink-soft); font-weight: 500; }

@media (max-width: 640px) {
  .ma-node-bubble {
    width: 60px;
    height: 60px;
    font-size: 28px;
  }
  .ma-node-num {
    width: 22px;
    height: 22px;
    font-size: 11px;
    top: -6px;
    left: -6px;
  }
  .ma-node-label {
    padding: 3px 6px;
    font-size: 10px;
    max-width: 90px;
    white-space: normal;
  }
  .ma-node-type {
    display: none;
  }
}

@keyframes maPop {
  from { opacity: 0; transform: translate(-50%, calc(-50% + 20px)) scale(0.6); }
  to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

/* ---------- Activity wrap ---------- */
.ma-activity-wrap {
  display: flex; flex-direction: column;
  align-items: center; gap: 16px;
  width: 100%; max-width: 900px;
  margin: 0 auto;
  padding: 0 12px;
}
.ma-activity-meta {
  display: flex; gap: 12px;
}
.ma-activity-body {
  width: 100%;
  background: var(--panel);
  padding: 20px 16px;
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  display: flex; flex-direction: column; align-items: center; gap: 18px;
}

.ma-instruction {
  font-family: var(--font-display);
  font-size: calc(18px * var(--font-scale));
  font-weight: 700;
  color: var(--ink);
  text-align: center;
  text-wrap: pretty;
}

/* ---------- Intro ---------- */
.ma-intro {
  background: var(--panel);
  padding: 24px;
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  text-align: center;
  max-width: 480px;
  width: 100%;
  margin: 16px auto;
}
.ma-intro-icon {
  width: 72px; height: 72px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 36px;
  margin-bottom: 8px;
  box-shadow: var(--node-shadow);
}
.ma-intro-type {
  text-transform: uppercase; letter-spacing: 0.12em;
  font-size: 12px; font-weight: 700;
  color: var(--ink-soft);
}
.ma-intro-title {
  font-family: var(--font-display);
  font-size: calc(24px * var(--font-scale));
  font-weight: 800;
  line-height: 1.1;
}
.ma-intro-desc { color: var(--ink-soft); font-size: 15px; }
.ma-intro-difficulty {
  background: color-mix(in srgb, var(--secondary) 15%, transparent);
  color: color-mix(in srgb, var(--secondary) 80%, black);
  padding: 6px 14px; border-radius: 999px;
  font-size: 13px; margin: 8px 0;
}

/* ---------- Memory ---------- */
.ma-memory { width: 100%; display: flex; flex-direction: column; align-items: center; gap: 16px; }
.ma-memory-grid {
  display: grid; gap: 12px;
  width: 100%; max-width: 560px;
}
.ma-card {
  aspect-ratio: 1;
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  perspective: 800px;
}
.ma-card:disabled { cursor: default; }
.ma-card-inner {
  position: relative; width: 100%; height: 100%;
  transition: transform calc(0.4s / var(--speed));
  transform-style: preserve-3d;
}
.ma-card-show .ma-card-inner { transform: rotateY(180deg); }
.ma-card-front, .ma-card-back {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  backface-visibility: hidden;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: calc(28px * var(--font-scale));
  font-weight: 800;
  box-shadow: var(--card-shadow);
  text-align: center;
  padding: 8px;
  word-break: break-word;
  overflow-wrap: break-word;
  line-height: 1.15;
}
.ma-card-front {
  background: var(--secondary);
  color: white;
  font-size: calc(40px * var(--font-scale));
}
.ma-card-back {
  background: var(--panel);
  color: var(--ink);
  border: 3px solid var(--primary);
  transform: rotateY(180deg);
}
.ma-card-matched .ma-card-back {
  border-color: var(--success);
  background: color-mix(in srgb, var(--success) 15%, var(--panel));
  animation: maPulse 0.5s;
}
@keyframes maPulse { 0%,100% { transform: rotateY(180deg) scale(1); } 50% { transform: rotateY(180deg) scale(1.08); } }

/* ---------- Match ---------- */
.ma-match { width: 100%; display: flex; flex-direction: column; gap: 18px; align-items: center; }
.ma-match-cols {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 16px 20px; max-width: 480px; width: 100%;
  position: relative;
}
.ma-match-item {
  background: var(--panel);
  border: 3px solid color-mix(in srgb, var(--ink) 15%, transparent);
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: calc(22px * var(--font-scale));
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  position: relative;
  transition: transform 0.1s, border-color 0.15s;
}
.ma-match-item:hover:not(:disabled) { transform: translateY(-2px); border-color: var(--secondary); }
.ma-match-item.is-sel { border-color: var(--primary); background: color-mix(in srgb, var(--primary) 12%, var(--panel)); }
.ma-match-item.is-done { background: color-mix(in srgb, var(--success) 12%, var(--panel)); border-color: var(--success); color: var(--ink-soft); }
.ma-check { color: var(--success); margin-left: 8px; font-weight: 800; }

/* ---------- Order ---------- */
.ma-order { display: flex; flex-direction: column; align-items: center; gap: 16px; width: 100%; }
.ma-order-row { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.ma-order-tile {
  width: 72px; height: 72px;
  background: var(--panel);
  border: 3px solid var(--secondary);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: calc(26px * var(--font-scale));
  font-weight: 800;
  cursor: pointer;
  color: var(--ink);
  transition: transform 0.1s;
}
.ma-order-tile:hover { transform: translateY(-3px); }
.ma-order-tile.is-pick { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); transform: translateY(-6px) scale(1.05); }
.ma-order-tile.is-right { border-color: var(--success); background: color-mix(in srgb, var(--success) 15%, var(--panel)); }
.ma-order-tile.is-wrong { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 15%, var(--panel)); animation: maShake 0.4s; }
.ma-order-arrow { font-size: 13px; color: var(--ink-soft); font-weight: 700; }
@keyframes maShake { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-6px)} 75%{transform:translateX(6px)} }

/* ---------- Fill ---------- */
.ma-fill { display: flex; flex-direction: column; align-items: center; gap: 16px; width: 100%; }
.ma-fill-list { display: flex; flex-direction: column; gap: 12px; width: 100%; max-width: 100%; overflow-x: auto; }
.ma-fill-row {
  display: flex; align-items: center; gap: 16px;
  background: color-mix(in srgb, var(--surface) 60%, var(--panel));
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border-left: 6px solid var(--secondary);
}
.ma-fill-row.ok { border-left-color: var(--success); background: color-mix(in srgb, var(--success) 8%, var(--panel)); }
.ma-fill-row.no { border-left-color: var(--danger); background: color-mix(in srgb, var(--danger) 8%, var(--panel)); animation: maShake 0.4s; }
.ma-fill-num { font-weight: 700; color: var(--ink-soft); width: 24px; }
.ma-eq { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-size: calc(22px * var(--font-scale)); font-weight: 700; }
.ma-op { color: var(--primary); font-weight: 800; }
.ma-fillbox {
  width: 64px; height: 44px;
  border: 3px solid var(--primary);
  background: var(--panel);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: calc(22px * var(--font-scale));
  font-weight: 800;
  text-align: center;
  color: var(--ink);
  outline: none;
}
.ma-fillbox.ok { border-color: var(--success); background: color-mix(in srgb, var(--success) 15%, var(--panel)); }
.ma-fillbox.no { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 15%, var(--panel)); }

/* ---------- Answer ---------- */
.ma-answer { display: flex; flex-direction: column; align-items: center; gap: 14px; width: 100%; }
.ma-answer-progress { font-size: 14px; color: var(--ink-soft); }
.ma-answer-card {
  display: flex; flex-direction: column; align-items: center; gap: 16px;
  padding: 28px 36px;
  background: color-mix(in srgb, var(--surface) 60%, var(--panel));
  border-radius: var(--radius);
  border: 3px solid color-mix(in srgb, var(--ink) 12%, transparent);
  width: 100%; max-width: 400px;
}
.ma-answer-card.ok { border-color: var(--success); background: color-mix(in srgb, var(--success) 10%, var(--panel)); }
.ma-answer-card.no { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 10%, var(--panel)); animation: maShake 0.4s; }
.ma-answer-expr {
  font-family: var(--font-display);
  font-size: calc(48px * var(--font-scale));
  font-weight: 800;
  color: var(--primary);
}
.ma-answer-input {
  width: 200px;
  padding: 12px;
  font-family: var(--font-display);
  font-size: calc(36px * var(--font-scale));
  font-weight: 800;
  text-align: center;
  border: 3px solid var(--primary);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--ink);
  outline: none;
}
.ma-numpad {
  display: grid; grid-template-columns: repeat(3, 64px);
  gap: 8px;
}
.ma-numkey {
  height: 56px;
  background: var(--panel);
  border: 2px solid color-mix(in srgb, var(--ink) 20%, transparent);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: var(--ink);
  cursor: pointer;
  transition: transform 0.05s;
}
.ma-numkey:active { transform: translateY(2px); }
.ma-numkey-ok { background: var(--success); color: white; border-color: var(--success); }

/* ---------- WordSearch ---------- */
.ma-ws { display: flex; flex-direction: column; align-items: center; gap: 16px; width: 100%; }
.ma-ws-layout { display: grid; grid-template-columns: auto auto; gap: 24px; align-items: start; }
.ma-ws-grid {
  display: grid; gap: 4px;
  background: color-mix(in srgb, var(--ink) 10%, transparent);
  padding: 6px;
  border-radius: var(--radius-sm);
  user-select: none;
}
.ma-ws-cell {
  width: 36px; height: 36px;
  background: var(--panel);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  cursor: pointer;
  transition: background 0.1s;
}
.ma-ws-cell.is-path { background: var(--accent); color: var(--ink); transform: scale(0.95); }
.ma-ws-cell.is-found { background: var(--success); color: white; }
.ma-ws-list { background: color-mix(in srgb, var(--surface) 50%, var(--panel)); padding: 16px; border-radius: var(--radius-sm); min-width: 180px; }
.ma-ws-list-title { font-family: var(--font-display); font-size: 16px; font-weight: 800; margin-bottom: 8px; }
.ma-ws-clue {
  display: flex; gap: 8px; align-items: center;
  padding: 6px 0; font-weight: 700;
  border-bottom: 1px dashed color-mix(in srgb, var(--ink) 15%, transparent);
}
.ma-ws-clue.is-done { color: var(--success); text-decoration: line-through; text-decoration-color: var(--success); }
.ma-ws-expr { font-family: var(--font-display); }
.ma-ws-r { font-weight: 800; min-width: 30px; text-align: right; }

/* ---------- Crossword ---------- */
.ma-cw { display: flex; flex-direction: column; align-items: center; gap: 16px; width: 100%; }
.ma-cw-layout { display: grid; grid-template-columns: auto auto; gap: 24px; align-items: start; }
.ma-cw-grid {
  display: grid;
  background: color-mix(in srgb, var(--ink) 10%, transparent);
  padding: 4px;
  border-radius: var(--radius-sm);
}
.ma-cw-cell, .ma-cw-block {
  width: 44px; height: 44px;
  position: relative;
  margin: 1px;
}
.ma-cw-block { background: transparent; }
.ma-cw-cell { background: var(--panel); border-radius: 4px; }
.ma-cw-cell.is-right { background: color-mix(in srgb, var(--success) 25%, var(--panel)); }
.ma-cw-cell.is-wrong { background: color-mix(in srgb, var(--danger) 20%, var(--panel)); }
.ma-cw-cell input {
  width: 100%; height: 100%;
  border: none; background: transparent;
  text-align: center;
  font-family: var(--font-display);
  font-size: 22px; font-weight: 800;
  outline: none;
  color: var(--ink);
}
.ma-cw-num { position: absolute; top: 2px; left: 4px; font-size: 10px; font-weight: 800; color: var(--ink-soft); }
.ma-cw-clues { background: color-mix(in srgb, var(--surface) 50%, var(--panel)); padding: 16px; border-radius: var(--radius-sm); min-width: 200px; }
.ma-cw-clues-title { font-family: var(--font-display); font-weight: 800; margin: 8px 0 6px; color: var(--primary); }
.ma-cw-clue { font-size: 14px; padding: 4px 0; }

/* ---------- Puzzle ---------- */
.ma-puzzle { display: flex; flex-direction: column; align-items: center; gap: 14px; }
.ma-puzzle-canvas {
  background: color-mix(in srgb, var(--ink) 12%, transparent);
  border-radius: var(--radius-sm);
  border: 3px solid var(--primary);
  cursor: pointer;
}
.ma-puzzle-hint { font-size: 13px; color: var(--ink-soft); }

/* ---------- Overlays ---------- */
.ma-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  backdrop-filter: blur(4px);
  animation: maFade 0.3s;
}
@keyframes maFade { from { opacity: 0; } to { opacity: 1; } }

.ma-celebrate {
  position: relative;
  background: var(--panel);
  padding: 36px 48px;
  border-radius: var(--radius);
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  text-align: center;
  animation: maPopIn 0.4s cubic-bezier(.34,1.56,.64,1);
}
@keyframes maPopIn { from { transform: scale(0.7); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.ma-celebrate-title {
  font-family: var(--font-display);
  font-size: calc(40px * var(--font-scale));
  font-weight: 800;
  color: var(--primary);
}
.ma-celebrate-stars { display: flex; gap: 8px; }
.ma-celebrate-msg { color: var(--ink-soft); max-width: 320px; text-wrap: pretty; }
.ma-celebrate-burst { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.ma-confetti {
  position: absolute; top: -10px;
  width: 8px; height: 14px;
  border-radius: 2px;
  animation: maConfetti 1.6s linear infinite;
}
@keyframes maConfetti {
  0% { transform: translateY(0) rotate(0); opacity: 1; }
  100% { transform: translateY(400px) rotate(720deg); opacity: 0; }
}

@media (max-width: 768px) {
  .ma-root {
    min-height: 100dvh;
    overflow: visible;
  }

  .ma-stage {
    padding: 10px 10px 18px;
  }

  .ma-map {
    min-height: 320px;
  }

  .ma-activity-wrap {
    max-width: 100%;
    padding: 0;
    gap: 12px;
  }

  .ma-activity-meta {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }

  .ma-activity-body {
    padding: 14px 12px 16px;
    gap: 14px;
    border-radius: 18px;
  }

  .ma-instruction {
    font-size: calc(16px * var(--font-scale));
  }

  .ma-intro {
    max-width: 100%;
    margin: 8px auto;
    padding: 18px 16px;
  }

  .ma-intro-title {
    font-size: calc(20px * var(--font-scale));
  }

  .ma-intro-desc {
    font-size: 14px;
  }

  .ma-memory-grid {
    max-width: 100%;
    gap: 8px;
  }

  .ma-card-front,
  .ma-card-back {
    font-size: calc(20px * var(--font-scale));
  }

  .ma-card-front {
    font-size: calc(30px * var(--font-scale));
  }

  .ma-match-cols {
    grid-template-columns: 1fr;
    max-width: 100%;
    gap: 10px;
  }

  .ma-match-item {
    padding: 14px 16px;
    font-size: calc(18px * var(--font-scale));
  }

  .ma-order-row {
    gap: 8px;
  }

  .ma-order-tile {
    width: clamp(52px, 16vw, 62px);
    height: clamp(52px, 16vw, 62px);
    font-size: calc(20px * var(--font-scale));
  }

  .ma-fill-row {
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
  }

  .ma-eq {
    flex-wrap: wrap;
    justify-content: center;
    font-size: calc(18px * var(--font-scale));
  }

  .ma-fillbox {
    width: 56px;
    height: 40px;
    font-size: calc(18px * var(--font-scale));
  }

  .ma-answer-card {
    max-width: 100%;
    padding: 20px 16px;
  }

  .ma-answer-expr {
    font-size: calc(36px * var(--font-scale));
  }

  .ma-answer-input {
    width: min(100%, 180px);
    font-size: calc(28px * var(--font-scale));
  }

  .ma-numpad {
    width: 100%;
    max-width: 240px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .ma-numkey {
    height: 52px;
  }

  .ma-ws-layout,
  .ma-cw-layout {
    grid-template-columns: 1fr;
    gap: 14px;
    width: 100%;
    justify-items: center;
  }

  .ma-ws-grid,
  .ma-cw-grid {
    max-width: 100%;
    overflow: auto;
  }

  .ma-ws-cell {
    width: clamp(26px, 8.2vw, 34px);
    height: clamp(26px, 8.2vw, 34px);
    font-size: 15px;
  }

  .ma-ws-list,
  .ma-cw-clues {
    width: 100%;
    min-width: 0;
  }

  .ma-cw-cell,
  .ma-cw-block {
    width: clamp(30px, 9vw, 40px);
    height: clamp(30px, 9vw, 40px);
  }

  .ma-cw-cell input {
    font-size: 18px;
  }

  .ma-puzzle {
    width: 100%;
  }

  .ma-puzzle-canvas {
    width: min(100%, 420px);
    height: auto;
  }

  .ma-overlay {
    align-items: flex-end;
    padding: 16px;
  }

  .ma-celebrate {
    width: 100%;
    max-width: 380px;
    padding: 24px 18px;
  }

  .ma-celebrate-title {
    font-size: calc(30px * var(--font-scale));
  }
}

@media (max-width: 480px) {
  .ma-stage {
    padding: 8px 8px 16px;
  }

  .ma-map {
    min-height: 280px;
  }

  .ma-activity-body {
    padding: 12px 10px 14px;
  }

  .ma-activity-meta .ma-pill {
    font-size: 12px;
    padding: 5px 10px;
  }

  .ma-match-item {
    font-size: calc(16px * var(--font-scale));
  }

  .ma-answer-expr {
    font-size: calc(30px * var(--font-scale));
  }

  .ma-answer-input {
    width: min(100%, 160px);
    font-size: calc(24px * var(--font-scale));
  }

  .ma-ws-cell {
    width: clamp(24px, 8.4vw, 30px);
    height: clamp(24px, 8.4vw, 30px);
    font-size: 13px;
  }

  .ma-cw-cell,
  .ma-cw-block {
    width: clamp(28px, 8.8vw, 34px);
    height: clamp(28px, 8.8vw, 34px);
  }

  .ma-cw-cell input {
    font-size: 16px;
  }

  .ma-celebrate-title {
    font-size: calc(26px * var(--font-scale));
  }
}