@import url('https://fonts.googleapis.com/css2?family=Atkinson+Hyperlegible:wght@400;700&family=Nunito:wght@600;700;800;900&display=swap');

.mf-suma111-root,
.mf-suma111-root * {
  box-sizing: border-box;
}

.mf-suma111-root {
  --mf-bg: #0f172a;
  --mf-panel: #111827;
  --mf-panel-soft: #1e293b;
  --mf-text: #f8fafc;
  --mf-muted: #cbd5e1;
  --mf-accent: #38bdf8;
  --mf-accent-2: #fbbf24;
  --mf-good: #22c55e;
  --mf-good-bg: #14532d;
  --mf-warn: #f59e0b;
  --mf-bad: #ef4444;
  --mf-bad-bg: #7f1d1d;
  --mf-cell: #020617;
  --mf-cell-border: #64748b;
  --mf-input: #ffffff;
  --mf-shadow: rgba(15, 23, 42, .28);
  width: 100%;
  min-height: 760px;
  margin: 0 auto;
  padding: 18px;
  border-radius: 24px;
  background: var(--mf-bg);
  color: var(--mf-text);
  font-family: 'Atkinson Hyperlegible', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  overflow: visible;
}

.mf-suma111-root[data-theme="light"] {
  --mf-bg: #eef6ff;
  --mf-panel: #ffffff;
  --mf-panel-soft: #e0f2fe;
  --mf-text: #172033;
  --mf-muted: #46556c;
  --mf-accent: #2563eb;
  --mf-accent-2: #b45309;
  --mf-cell: #ffffff;
  --mf-cell-border: #94a3b8;
  --mf-input: #0f172a;
  --mf-shadow: rgba(37, 99, 235, .14);
}

.mf-suma111-root[data-theme="pastel"] {
  --mf-bg: #5b3c88;
  --mf-panel: #6d4fb3;
  --mf-panel-soft: #7c5ac2;
  --mf-text: #fff7fb;
  --mf-muted: #fbe8ff;
  --mf-accent: #ffd1e8;
  --mf-accent-2: #fde68a;
  --mf-cell: #563f9e;
  --mf-cell-border: #dda6ff;
  --mf-input: #ffffff;
  --mf-shadow: rgba(249, 168, 212, .23);
}

.mf-suma111-loading {
  padding: 24px;
  color: var(--mf-muted);
  text-align: center;
}

.mf-suma111-shell {
  min-height: 720px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mf-suma111-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 22px;
}

.mf-suma111-title-wrap {
  min-width: 0;
}

.mf-suma111-title {
  margin: 0 0 4px;
  font-family: 'Nunito', system-ui, sans-serif;
  font-weight: 900;
  font-size: clamp(30px, 5vw, 58px);
  line-height: 1;
  letter-spacing: .01em;
  color: var(--mf-accent);
}

.mf-suma111-subtitle {
  margin: 0;
  color: var(--mf-muted);
  font-weight: 700;
  font-size: clamp(13px, 2vw, 17px);
}

.mf-suma111-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 220px;
  padding: 12px 16px;
  border-radius: 999px;
  color: #ffffff;
  background: #475569;
  font-weight: 800;
  font-size: 14px;
  line-height: 1.25;
  text-align: center;
}

.mf-suma111-status::before {
  content: '●';
  margin-right: 8px;
  font-size: 12px;
}

.mf-suma111-status.is-active { background: #166534; }
.mf-suma111-status.is-free { background: #475569; }
.mf-suma111-status.is-warning { background: #854d0e; }
.mf-suma111-status.is-error { background: #991b1b; }

.mf-suma111-main {
  flex: 1;
}

.mf-suma111-button {
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  color: #ffffff;
  background: #2563eb;
  cursor: pointer;
  font-family: 'Nunito', system-ui, sans-serif;
  font-weight: 900;
  font-size: 16px;
  line-height: 1.2;
  transition: transform .16s ease, filter .16s ease, opacity .16s ease;
}

.mf-suma111-button:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.mf-suma111-button:active {
  transform: translateY(1px);
}

.mf-suma111-button:disabled {
  opacity: .48;
  cursor: not-allowed;
  transform: none;
}

.mf-suma111-button.is-small {
  padding: 10px 14px;
  font-size: 14px;
}

.mf-suma111-button.is-secondary { background: #64748b; }
.mf-suma111-button.is-success { background: #16a34a; }
.mf-suma111-button.is-danger { background: #dc2626; }

.mf-suma111-menu,
.mf-suma111-game,
.mf-suma111-results,
.mf-suma111-learn {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.mf-suma111-menu-hero,
.mf-suma111-card {
  background: var(--mf-panel);
  border: 2px solid rgba(56, 189, 248, .55);
  border-radius: 26px;
  padding: 22px;
  box-shadow: 0 14px 38px var(--mf-shadow);
}

.mf-suma111-menu-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(180px, 240px);
  gap: 18px;
  align-items: center;
}

.mf-suma111-menu-title {
  margin: 0 0 8px;
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.05;
  color: var(--mf-accent-2);
}

.mf-suma111-menu-text {
  margin: 0 0 14px;
  color: var(--mf-muted);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.35;
}

.mf-suma111-menu-badge {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 22px;
  padding: 18px;
  text-align: center;
}

.mf-suma111-menu-badge strong {
  display: block;
  margin-bottom: 6px;
  color: var(--mf-accent-2);
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 22px;
  font-weight: 900;
}

.mf-suma111-menu-badge span {
  color: var(--mf-muted);
  font-size: 15px;
  font-weight: 700;
}

.mf-suma111-theme-row,
.mf-suma111-actions,
.mf-suma111-card-actions,
.mf-suma111-guide-actions,
.mf-suma111-keypad-actions,
.mf-suma111-learning-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}

.mf-suma111-theme-row {
  justify-content: flex-start;
}

.mf-suma111-level-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(220px, 1fr));
  gap: 18px;
}

.mf-suma111-level-card {
  min-height: 260px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: var(--mf-panel);
  border: 3px solid var(--mf-cell-border);
  border-radius: 28px;
  box-shadow: 0 14px 36px var(--mf-shadow);
}

.mf-suma111-level-card.is-allowed {
  border-color: var(--mf-good);
  box-shadow: 0 0 0 5px rgba(34, 197, 94, .13), 0 14px 36px var(--mf-shadow);
}

.mf-suma111-level-card.is-blocked {
  opacity: .62;
  filter: grayscale(.35);
}

.mf-suma111-level-icon {
  width: 78px;
  height: 78px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  border-radius: 24px;
  background: var(--mf-panel-soft);
  font-size: 42px;
}

.mf-suma111-level-name {
  margin: 0 0 6px;
  color: var(--mf-accent);
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 28px;
  font-weight: 900;
}

.mf-suma111-level-description {
  min-height: 42px;
  margin: 0 0 10px;
  color: var(--mf-muted);
  font-size: 16px;
  line-height: 1.3;
  font-weight: 700;
}

.mf-suma111-level-example {
  margin: 8px 0 10px;
  padding: 10px 14px;
  border-radius: 16px;
  background: rgba(255,255,255,.1);
  color: var(--mf-accent-2);
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 20px;
  font-weight: 900;
}

.mf-suma111-level-status {
  margin-bottom: 14px;
  color: var(--mf-accent-2);
  font-weight: 900;
}

.mf-suma111-mode-note,
.mf-suma111-debug {
  margin: 0;
  color: var(--mf-muted);
  font-size: 15px;
  line-height: 1.4;
  font-weight: 700;
}

.mf-suma111-hud {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 20px;
  background: rgba(255,255,255,.08);
  color: var(--mf-muted);
  font-weight: 800;
  font-size: 15px;
}

.mf-suma111-game-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
  gap: 18px;
  align-items: start;
}

.mf-suma111-work-panel,
.mf-suma111-side-panel,
.mf-suma111-guide {
  background: var(--mf-panel);
  border: 2px solid var(--mf-accent);
  border-radius: 26px;
  padding: 18px;
  box-shadow: 0 14px 38px var(--mf-shadow);
}

.mf-suma111-side-panel {
  position: sticky;
  top: 12px;
}

.mf-suma111-board-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 14px;
}

.mf-suma111-board-title,
.mf-suma111-guide h3,
.mf-suma111-learn-title {
  margin: 0;
  color: var(--mf-accent-2);
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 24px;
  font-weight: 900;
}

.mf-suma111-board-subtitle,
.mf-suma111-learn-subtitle {
  margin: 0;
  color: var(--mf-muted);
  font-size: 15px;
  font-weight: 700;
}

.mf-suma111-notebook {
  display: grid;
  justify-content: center;
  gap: 0;
  margin: 12px auto 18px;
}

.mf-suma111-cell {
  width: 72px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: var(--mf-cell);
  border: 2px solid var(--mf-cell-border);
  color: var(--mf-input);
  font-family: 'Nunito', system-ui, sans-serif;
  font-weight: 900;
  font-size: 35px;
  line-height: 1;
}

.mf-suma111-cell.is-header {
  height: 40px;
  color: var(--mf-accent);
  font-size: 15px;
}

.mf-suma111-cell.is-operator {
  color: var(--mf-accent-2);
  font-size: 42px;
}

.mf-suma111-cell.is-line {
  border-top: 5px solid var(--mf-accent);
}

.mf-suma111-cell.is-used-column {
  background: rgba(56, 189, 248, .17);
  outline: 3px solid rgba(56, 189, 248, .28);
  z-index: 1;
}

.mf-suma111-cell.is-active,
.mf-suma111-cell.is-learning-current {
  outline: 6px solid var(--mf-good);
  box-shadow: 0 0 0 8px rgba(34, 197, 94, .13);
  z-index: 3;
}

.mf-suma111-cell.is-correct {
  background: var(--mf-good-bg) !important;
  border-color: var(--mf-good) !important;
  color: #ffffff !important;
  opacity: 1 !important;
}

.mf-suma111-cell.is-wrong {
  background: var(--mf-bad-bg) !important;
  border-color: var(--mf-bad) !important;
  color: #ffffff !important;
}

.mf-suma111-cell.is-solution {
  background: #7c2d12 !important;
  border-color: #fb923c !important;
  color: #ffffff !important;
  opacity: 1 !important;
}

.mf-suma111-cell.is-locked {
  opacity: .52;
}

.mf-suma111-input {
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  outline: none;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: center;
  caret-color: transparent;
}

.mf-suma111-input:disabled {
  opacity: 1;
}

.mf-suma111-cell.is-solution input,
.mf-suma111-cell.is-correct input {
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
  opacity: 1 !important;
}

.mf-suma111-guide {
  margin-top: 16px;
}

.mf-suma111-guide-text,
.mf-suma111-message {
  color: var(--mf-text);
  font-size: 19px;
  line-height: 1.45;
  text-align: left;
}

.mf-suma111-guide-text {
  min-height: 82px;
  margin: 12px 0;
}

.mf-suma111-message {
  min-height: 46px;
  padding: 12px;
  border-radius: 16px;
  background: rgba(255,255,255,.07);
  color: var(--mf-accent-2);
  text-align: center;
  font-weight: 800;
}

.mf-suma111-keypad {
  width: 100%;
}

.mf-suma111-keypad-title {
  margin: 0 0 12px;
  color: var(--mf-accent-2);
  text-align: center;
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 22px;
  font-weight: 900;
}

.mf-suma111-keypad-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(72px, 1fr));
  gap: 10px;
}

.mf-suma111-key {
  min-height: 64px;
  border: 0;
  border-radius: 18px;
  background: #2563eb;
  color: #ffffff;
  cursor: pointer;
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 31px;
  font-weight: 900;
  box-shadow: 0 6px 0 rgba(15,23,42,.32);
  transition: transform .12s ease, filter .12s ease, box-shadow .12s ease;
}

.mf-suma111-key:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
}

.mf-suma111-key:active {
  transform: translateY(2px);
  box-shadow: 0 2px 0 rgba(15,23,42,.32);
}

.mf-suma111-key.is-danger { background: #dc2626; }
.mf-suma111-key.is-success { background: #16a34a; font-size: 24px; }

.mf-suma111-keypad-actions,
.mf-suma111-learning-nav {
  margin-top: 12px;
}

.mf-suma111-keypad-hint {
  margin: 12px 0 0;
  color: var(--mf-muted);
  text-align: center;
  font-size: 14px;
  line-height: 1.35;
  font-weight: 700;
}

.mf-suma111-results,
.mf-suma111-learn {
  min-height: 560px;
}

.mf-suma111-result-card {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.mf-suma111-result-title {
  margin: 0 0 14px;
  color: var(--mf-accent-2);
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 38px;
  font-weight: 900;
}

.mf-suma111-stars {
  margin: 16px 0;
  font-size: 44px;
}

.mf-suma111-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, 1fr));
  gap: 12px;
  margin: 18px 0;
}

.mf-suma111-stat {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255,255,255,.09);
  border: 1px solid rgba(255,255,255,.13);
}

.mf-suma111-stat strong,
.mf-suma111-stat span {
  display: block;
}

.mf-suma111-stat strong {
  color: var(--mf-muted);
  font-size: 14px;
  margin-bottom: 4px;
}

.mf-suma111-stat span {
  color: var(--mf-text);
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 28px;
  font-weight: 900;
}

.mf-suma111-learn-top {
  padding: 18px;
  border-radius: 22px;
  background: var(--mf-panel);
  border: 2px solid var(--mf-accent);
}

.mf-suma111-counters {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.mf-suma111-counter-line {
  padding: 10px;
  border-radius: 16px;
  background: rgba(255,255,255,.08);
}

.mf-suma111-counter-line strong {
  display: block;
  margin-bottom: 8px;
  color: var(--mf-accent-2);
}

.mf-suma111-dots {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.mf-suma111-dot {
  width: 17px;
  height: 17px;
  border-radius: 999px;
  background: var(--mf-accent);
  box-shadow: 0 0 0 3px rgba(255,255,255,.12);
}

@media (max-width: 980px) {
  .mf-suma111-header,
  .mf-suma111-menu-hero {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: stretch;
  }

  .mf-suma111-level-grid,
  .mf-suma111-game-layout {
    grid-template-columns: 1fr;
  }

  .mf-suma111-side-panel {
    position: static;
  }

  .mf-suma111-keypad {
    max-width: 460px;
    margin: 0 auto;
  }
}

@media (max-width: 620px) {
  .mf-suma111-root {
    padding: 10px;
    border-radius: 16px;
    min-height: 100vh;
  }

  .mf-suma111-cell {
    width: 52px;
    height: 56px;
    font-size: 26px;
  }

  .mf-suma111-cell.is-header {
    height: 34px;
    font-size: 12px;
  }

  .mf-suma111-keypad-grid {
    grid-template-columns: repeat(3, minmax(56px, 1fr));
  }

  .mf-suma111-key {
    min-height: 54px;
    font-size: 25px;
  }

  .mf-suma111-stats {
    grid-template-columns: 1fr;
  }

  .mf-suma111-board-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .mf-suma111-guide-text,
  .mf-suma111-message {
    font-size: 17px;
  }
}