:root {
    --mk-primary: #2563eb;
    --mk-secondary: #7c3aed;
    --mk-accent: #facc15;
    --mk-surface: #eff6ff;
    --mk-glow: #60a5fa;
    --mk-ink: #0f172a;
    --mk-muted: #475569;
    --mk-line: rgba(148, 163, 184, 0.24);
    --mk-panel: rgba(255, 255, 255, 0.88);
    --mk-shadow: 0 22px 55px rgba(15, 23, 42, 0.16);
    --mk-radius-xl: 32px;
    --mk-radius-lg: 24px;
    --mk-radius-md: 18px;
}

.mk-page,
.mk-game-page {
    font-family: 'Outfit', ui-sans-serif, system-ui, sans-serif;
    color: var(--mk-ink);
}

.mk-page {
    min-height: 100%;
    background:
        radial-gradient(circle at top left, rgba(96, 165, 250, 0.2), transparent 30%),
        radial-gradient(circle at top right, rgba(124, 58, 237, 0.16), transparent 32%),
        linear-gradient(180deg, #eef4ff 0%, #ffffff 48%, #f8faff 100%);
}

.mk-shell {
    max-width: 1280px;
    margin: 0 auto;
    padding: 28px 24px 48px;
}

.mk-glass-panel {
    background: var(--mk-panel);
    backdrop-filter: blur(22px);
    border: 1px solid var(--mk-line);
    border-radius: var(--mk-radius-xl);
    box-shadow: var(--mk-shadow);
}

.mk-badge,
.mk-chip,
.mk-mini-pill,
.mk-module-card__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.02em;
}

.mk-badge {
    background: rgba(37, 99, 235, 0.12);
    color: var(--mk-primary);
}

.mk-chip,
.mk-mini-pill {
    background: rgba(15, 23, 42, 0.05);
    color: #334155;
}

.mk-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.9fr);
    gap: 24px;
    align-items: stretch;
    margin-bottom: 24px;
}

.mk-hero__content,
.mk-hero__visual,
.mk-side-panel,
.mk-form-panel,
.mk-empty-state,
.mk-showcase-card,
.mk-preview-card,
.mk-note-box,
.mk-module-card,
.mk-board,
.mk-menu-panel,
.mk-level-panel,
.mk-topbar,
.mk-side-card,
.mk-progress-footer,
.mk-result-card,
.mk-modal__card {
    position: relative;
    overflow: hidden;
}

.mk-hero__content {
    padding: 34px;
}

.mk-hero__title,
.mk-panel-title,
.mk-section-title,
.mk-menu-title,
.mk-result-title {
    margin: 16px 0 12px;
    font-family: 'Space Grotesk', sans-serif;
    line-height: 0.98;
    letter-spacing: -0.04em;
}

.mk-hero__title {
    font-size: clamp(2.8rem, 5vw, 5rem);
}

.mk-panel-title {
    font-size: clamp(2rem, 3.5vw, 3.2rem);
}

.mk-section-title,
.mk-result-title {
    font-size: clamp(1.45rem, 2vw, 2.1rem);
}

.mk-hero__text,
.mk-panel-copy,
.mk-section-note,
.mk-field small,
.mk-module-card__summary,
.mk-side-card__copy,
.mk-result-copy,
.mk-menu-copy,
.mk-note-box,
.mk-form-head p {
    color: var(--mk-muted);
    line-height: 1.7;
}

.mk-hero__actions,
.mk-chip-row,
.mk-menu-actions,
.mk-result-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.mk-action-btn,
.mk-game-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: none;
    border-radius: 18px;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease, background 0.18s ease;
    font-weight: 800;
}

.mk-action-btn:hover,
.mk-game-btn:hover {
    transform: translateY(-2px);
}

.mk-action-btn:disabled,
.mk-game-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}

.mk-action-btn {
    padding: 14px 22px;
}

.mk-action-btn--primary {
    color: #fff;
    background: linear-gradient(135deg, #111827, var(--mk-primary));
    box-shadow: 0 18px 34px rgba(37, 99, 235, 0.24);
}

.mk-action-btn--ghost {
    color: var(--mk-ink);
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.mk-action-btn--dark {
    color: #fff;
    background: #111827;
}

.mk-action-btn--wide {
    width: 100%;
}

.mk-hero__visual {
    padding: 22px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.mk-showcase-card {
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 24px;
    padding: 22px;
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}

.mk-showcase-card strong,
.mk-preview-card strong,
.mk-note-box > span,
.mk-field__head span,
.mk-side-card h3,
.mk-result-panel span {
    color: var(--mk-ink);
    font-weight: 900;
}

.mk-showcase-grid,
.mk-side-stack {
    display: grid;
    gap: 16px;
}

.mk-showcase-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mk-wordmark {
    display: flex;
    align-items: baseline;
    gap: 6px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.3rem, 4vw, 4.4rem);
    font-weight: 700;
    letter-spacing: -0.06em;
}

.mk-wordmark__multi {
    color: #ffffff;
    text-shadow: 0 10px 26px rgba(15, 23, 42, 0.18);
    -webkit-text-stroke: 1px rgba(15, 23, 42, 0.08);
}

.mk-wordmark__kids {
    color: var(--mk-accent);
    text-shadow: 0 14px 32px rgba(250, 204, 21, 0.35);
}

.mk-showcase-card--wordmark {
    background: linear-gradient(145deg, rgba(37, 99, 235, 0.94), rgba(124, 58, 237, 0.92));
    color: #fff;
}

.mk-showcase-card--wordmark strong,
.mk-showcase-card--wordmark span {
    color: inherit;
}

.mk-filter-bar,
.mk-form-grid {
    display: grid;
    gap: 16px;
}

.mk-filter-bar {
    grid-template-columns: minmax(0, 1.6fr) repeat(2, minmax(0, 1fr)) auto;
    padding: 18px;
    margin-bottom: 24px;
}

.mk-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mk-field span,
.mk-field__head span {
    font-size: 0.82rem;
    font-weight: 800;
    color: var(--mk-ink);
}

.mk-field input,
.mk-field select,
.mk-field textarea {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(148, 163, 184, 0.26);
    border-radius: 16px;
    color: var(--mk-ink);
    font: inherit;
    outline: none;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.mk-field input:focus,
.mk-field select:focus,
.mk-field textarea:focus {
    border-color: rgba(37, 99, 235, 0.48);
    box-shadow: 0 0 0 4px rgba(96, 165, 250, 0.16);
}

.mk-alert {
    margin-bottom: 18px;
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.18);
}

.mk-alert ul {
    margin: 8px 0 0;
    padding-left: 18px;
}

.mk-alert--success {
    background: #ecfdf5;
    color: #047857;
}

.mk-alert--error {
    background: #fff1f2;
    color: #9f1239;
}

.mk-empty-state {
    padding: 46px 30px;
    text-align: center;
}

.mk-empty-state__icon {
    font-size: 3rem;
    margin-bottom: 12px;
}

.mk-section-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
}

.mk-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.mk-card-link {
    text-decoration: none;
}

.mk-module-card {
    display: grid;
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 16px;
    padding: 20px;
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 255, 0.96));
    border-radius: 28px;
    border: 1px solid rgba(148, 163, 184, 0.18);
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.mk-module-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 54px rgba(15, 23, 42, 0.14);
}

.mk-module-card__icon {
    width: 84px;
    height: 84px;
    border-radius: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.4rem;
    background: linear-gradient(135deg, color-mix(in srgb, var(--mk-card-primary, var(--mk-primary)) 16%, white), color-mix(in srgb, var(--mk-card-secondary, var(--mk-secondary)) 14%, white));
}

.mk-module-card__topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.mk-module-card__plays {
    color: #64748b;
    font-size: 0.78rem;
    font-weight: 700;
}

.mk-module-card__title {
    margin: 10px 0 8px;
    color: var(--mk-ink);
    font-size: 1.18rem;
    font-weight: 900;
}

.mk-module-card__cta,
.mk-exit-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    color: var(--mk-primary);
    font-weight: 900;
}

.mk-pagination-wrap {
    margin-top: 22px;
}

.mk-shell--create {
    max-width: 1320px;
}

.mk-create-layout {
    display: grid;
    grid-template-columns: 390px minmax(0, 1fr);
    gap: 24px;
}

.mk-side-panel,
.mk-form-panel {
    padding: 30px;
}

.mk-preview-card,
.mk-note-box {
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: 22px;
    padding: 18px;
}

.mk-note-box ul {
    margin: 12px 0 0;
    padding-left: 18px;
    display: grid;
    gap: 8px;
}

.mk-form-head {
    margin-bottom: 22px;
}

.mk-form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mk-field--full {
    grid-column: 1 / -1;
}

.mk-field__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.mk-field__head small {
    color: #64748b;
    font-size: 0.75rem;
    font-weight: 700;
}

.mk-table-picker {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
}

.mk-table-chip,
.mk-visibility-card {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: rgba(255, 255, 255, 0.76);
    cursor: pointer;
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.mk-table-chip:hover,
.mk-visibility-card:hover {
    transform: translateY(-2px);
}

.mk-table-chip input,
.mk-visibility-card input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.mk-table-chip span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 58px;
    padding: 12px;
    font-weight: 800;
}

.mk-table-chip.is-active,
.mk-visibility-card.is-active {
    border-color: rgba(37, 99, 235, 0.36);
    box-shadow: 0 18px 34px rgba(37, 99, 235, 0.16);
}

.mk-table-chip.is-active {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(124, 58, 237, 0.1));
}

.mk-visibility-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.mk-visibility-card {
    padding: 16px;
}

.mk-visibility-card strong {
    display: block;
    margin-bottom: 6px;
}

.mk-visibility-card.is-disabled {
    opacity: 0.56;
    cursor: not-allowed;
}

.mk-game-page {
    position: relative;
    height: 100vh;
    height: 100dvh;
    border-radius: 20px;
    background:
        radial-gradient(circle at top left, rgba(96, 165, 250, 0.34), transparent 30%),
        radial-gradient(circle at top right, rgba(250, 204, 21, 0.24), transparent 26%),
        linear-gradient(180deg, color-mix(in srgb, var(--mk-primary) 74%, #7dd3fc) 0%, color-mix(in srgb, var(--mk-primary) 36%, #ffffff) 100%);
    color: #fff;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
}

.mk-stage {
    position: relative;
    flex: 1 1 auto;
    min-height: 0;
    padding: 84px 24px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.mk-stage__aurora {
    position: absolute;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.32;
    pointer-events: none;
}

.mk-stage__aurora--left {
    left: -60px;
    top: 40px;
    background: var(--mk-accent);
}

.mk-stage__aurora--right {
    right: -80px;
    bottom: 20px;
    background: var(--mk-secondary);
}

.mk-floating-controls {
    position: absolute;
    inset: 32px 28px auto 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 20;
}

.mk-floating-controls__right {
    display: flex;
    gap: 10px;
}

.mk-float-btn {
    width: 56px;
    height: 56px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.34);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    color: #fff;
    font-size: 1.35rem;
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.18);
    cursor: pointer;
}

.mk-float-btn.is-hidden {
    visibility: hidden;
}

.mk-screen {
    display: none;
    width: min(1240px, 100%);
    position: relative;
    z-index: 1;
}

.mk-screen.is-active {
    display: block;
}

.mk-menu-panel,
.mk-result-card,
.mk-level-panel {
    max-width: 960px;
    margin: 0 auto;
    padding: 36px;
    text-align: center;
}

.mk-menu-panel {
    background: rgba(15, 23, 42, 0.16);
    color: #fff;
}

.mk-wordmark--hero {
    justify-content: center;
    margin-top: 18px;
    margin-bottom: 4px;
}

.mk-menu-title,
.mk-menu-copy,
.mk-exit-link {
    color: #fff;
}

.mk-menu-actions {
    justify-content: center;
    margin: 26px 0 18px;
}

.mk-menu-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.mk-mini-pill {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
}

.mk-level-panel {
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
}

.mk-level-panel__head {
    max-width: 640px;
    margin: 0 auto 24px;
}

.mk-level-panel__head .mk-section-title,
.mk-level-panel__head .mk-section-note {
    color: #fff;
}

.mk-level-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.mk-game-btn {
    padding: 16px 22px;
    min-height: 64px;
    color: #fff;
    font-size: 1rem;
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.2);
}

.mk-game-btn--primary {
    background: linear-gradient(135deg, var(--mk-primary), color-mix(in srgb, var(--mk-primary) 60%, #93c5fd));
}

.mk-game-btn--secondary {
    background: linear-gradient(135deg, var(--mk-secondary), color-mix(in srgb, var(--mk-secondary) 62%, #c4b5fd));
}

.mk-game-btn--accent {
    color: #5b3d00;
    background: linear-gradient(135deg, var(--mk-accent), #fde68a);
}

.mk-game-btn--success {
    background: linear-gradient(135deg, #22c55e, #86efac);
}

.mk-game-btn--ghost {
    color: #fff;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.24);
}

.mk-topbar {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    gap: 16px;
    align-items: center;
    padding: 16px 18px;
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
}

.mk-topbar__center {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    text-align: center;
}

.mk-topbar__eyebrow {
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.76;
}

.mk-stat-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    border-radius: 18px;
    font-size: 1rem;
    font-weight: 900;
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.16);
}

.mk-stat-pill--accent {
    color: #4a3800;
    background: linear-gradient(135deg, var(--mk-accent), #fde68a);
}

.mk-stat-pill--danger {
    background: linear-gradient(135deg, #ef4444, #fb7185);
}

.mk-stat-pill--primary {
    background: linear-gradient(135deg, var(--mk-primary), #60a5fa);
}

.mk-stat-pill--secondary {
    background: linear-gradient(135deg, var(--mk-secondary), #a78bfa);
}

.mk-solo-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 20px;
    align-items: stretch;
}

.mk-board,
.mk-side-card,
.mk-progress-footer,
.mk-result-card,
.mk-modal__card {
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.24);
    box-shadow: 0 24px 54px rgba(15, 23, 42, 0.18);
    backdrop-filter: blur(20px);
}

.mk-board {
    padding: 28px;
    border-radius: 36px;
}

.mk-board--solo {
    min-height: 560px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.mk-board__tag,
.mk-player-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
}

.mk-question {
    margin: 22px 0 6px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(4rem, 10vw, 8rem);
    font-weight: 700;
    line-height: 0.94;
    letter-spacing: -0.08em;
    text-align: center;
    text-shadow: 0 14px 36px rgba(15, 23, 42, 0.2);
}

.mk-question--compact {
    font-size: clamp(2.8rem, 7vw, 4.4rem);
}

.mk-question__tail {
    font-size: 1.2rem;
    font-weight: 800;
    opacity: 0.78;
}

.mk-option-grid {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 30px;
}

.mk-option-grid--compact {
    gap: 12px;
}

.mk-option-grid .mk-game-btn {
    min-height: 88px;
    font-size: 1.75rem;
    font-weight: 900;
}

.mk-option-grid--compact .mk-game-btn {
    min-height: 70px;
    font-size: 1.25rem;
}

.mk-side-card {
    border-radius: 30px;
    padding: 24px;
}

.mk-side-progress {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 14px 0 10px;
}

.mk-side-progress__bar,
.mk-progress-footer__bar {
    flex: 1;
    overflow: hidden;
    height: 12px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.16);
}

.mk-side-progress__fill,
.mk-progress-footer__fill {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--mk-accent), #fde68a);
    transition: width 0.22s ease;
}

.mk-reward-icon,
.mk-result-icon,
.mk-modal__icon {
    display: grid;
    place-items: center;
    width: 92px;
    height: 92px;
    margin: 18px auto 14px;
    border-radius: 999px;
    font-size: 2.6rem;
    background: rgba(255, 255, 255, 0.18);
    box-shadow: 0 18px 44px rgba(15, 23, 42, 0.16);
}

.mk-progress-footer {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 20px;
    padding: 16px 20px;
    border-radius: 26px;
    font-size: 1.8rem;
}

.mk-versus-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.mk-board--versus {
    min-height: 470px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.mk-board--player-one {
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.22), rgba(255, 255, 255, 0.14));
}

.mk-board--player-two {
    background: linear-gradient(180deg, rgba(124, 58, 237, 0.22), rgba(255, 255, 255, 0.14));
}

.mk-result-card {
    max-width: 680px;
    padding: 34px;
    text-align: center;
    color: #fff;
}

.mk-result-copy,
.mk-result-panel small,
.mk-result-panel span {
    color: rgba(255, 255, 255, 0.78);
}

.mk-result-panel {
    margin: 18px 0 24px;
    padding: 22px;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.12);
}

.mk-result-panel strong {
    display: block;
    margin: 10px 0 8px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(3rem, 6vw, 5rem);
    line-height: 1;
    color: #fff;
}

.mk-result-actions {
    justify-content: center;
}

.mk-modal {
    position: fixed;
    inset: 0;
    z-index: 30;
    display: grid;
    place-items: center;
    padding: 24px;
}

.mk-modal.is-hidden {
    display: none;
}

.mk-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.36);
    backdrop-filter: blur(10px);
}

.mk-modal__card {
    position: relative;
    z-index: 1;
    width: min(680px, 100%);
    padding: 28px;
    text-align: center;
    color: #fff;
}

.mk-modal__title {
    margin: 0 0 8px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.mk-modal__copy {
    color: rgba(255, 255, 255, 0.82);
    margin-bottom: 18px;
}

.mk-modal__question {
    margin-bottom: 18px;
    padding: 18px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.12);
    font-size: 1.18rem;
    font-weight: 700;
}

.mk-toast-stack {
    position: fixed;
    right: 20px;
    bottom: 20px;
    display: grid;
    gap: 12px;
    z-index: 40;
}

.mk-toast {
    min-width: 240px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--mk-ink);
    box-shadow: 0 18px 34px rgba(15, 23, 42, 0.16);
    animation: mk-toast-up 0.25s ease;
}

.mk-toast--correct {
    border-left: 4px solid #22c55e;
}

.mk-toast--wrong {
    border-left: 4px solid #ef4444;
}

.mk-toast--bonus {
    border-left: 4px solid var(--mk-accent);
}

.mk-toast--winner {
    border-left: 4px solid var(--mk-secondary);
}

.mk-toast__icon {
    font-size: 1.4rem;
}

.mk-toast__text strong {
    display: block;
}

.mk-shake {
    animation: mk-shake 0.38s linear;
}

.mk-page ::-webkit-scrollbar,
.mk-game-page ::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

.mk-page ::-webkit-scrollbar-thumb,
.mk-game-page ::-webkit-scrollbar-thumb {
    background: rgba(100, 116, 139, 0.36);
    border-radius: 999px;
}

@keyframes mk-toast-up {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes mk-shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-8px); }
    40% { transform: translateX(8px); }
    60% { transform: translateX(-6px); }
    80% { transform: translateX(6px); }
}

@media (max-width: 1180px) {
    .mk-hero,
    .mk-create-layout,
    .mk-solo-layout {
        grid-template-columns: 1fr;
    }

    .mk-card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .mk-showcase-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 860px) {
    .mk-filter-bar,
    .mk-form-grid,
    .mk-versus-grid,
    .mk-visibility-grid {
        grid-template-columns: 1fr;
    }

    .mk-card-grid,
    .mk-level-grid,
    .mk-table-picker {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .mk-topbar {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .mk-topbar__center {
        grid-column: 1 / -1;
        order: -1;
    }

    .mk-stage {
        padding-top: 92px;
    }
}

/* La capa global play-responsive.css (<=820px) puede forzar height:auto sobre
   contenedores de juego vía :where() (especificidad 0). Estas reglas con
   especificidad real + !important la vencen, igual que .teacher-play-wrapper. */
@media (max-width: 820px) {
    .mk-game-page {
        height: 100% !important;
        min-height: 0 !important;
        max-height: 100% !important;
        width: 100% !important;
        border-radius: 0 !important;
        overflow: hidden !important;
    }

    .mk-stage {
        min-height: 0 !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        align-items: flex-start !important;
        padding-top: 96px !important;
    }

    .mk-board--solo {
        min-height: 0 !important;
    }
}

@media (max-width: 640px) {
    .mk-shell {
        padding: 20px 16px 32px;
    }

    .mk-card-grid,
    .mk-level-grid,
    .mk-option-grid,
    .mk-table-picker {
        grid-template-columns: 1fr;
    }

    .mk-module-card {
        grid-template-columns: 1fr;
    }

    .mk-module-card__icon {
        width: 72px;
        height: 72px;
    }

    .mk-menu-panel,
    .mk-level-panel,
    .mk-result-card,
    .mk-board,
    .mk-side-card,
    .mk-modal__card {
        padding: 22px;
    }

    .mk-floating-controls {
        inset: 24px 16px auto 16px;
    }

    .mk-float-btn {
        width: 44px;
        height: 44px;
        font-size: 1.15rem;
    }

    .mk-toast-stack {
        left: 14px;
        right: 14px;
        bottom: 14px;
    }

    .mk-toast {
        min-width: 0;
    }
}