.mmm-app {
    --mmm-bg: #0b111b;
    --mmm-panel: #111a28;
    --mmm-line: #66758a;
    --mmm-gold: #b69a62;
    --mmm-text: #e9edf3;
    --mmm-muted: #b7c0cc;
    max-width: 780px;
    margin: 24px auto;
    padding: clamp(20px, 4vw, 38px);
    color: var(--mmm-text);
    border: 1px solid var(--mmm-line);
    border-radius: 10px;
    background: radial-gradient(circle at 85% 10%, #1b2b42 0, transparent 36%), var(--mmm-bg);
    box-shadow: 0 18px 44px rgba(0, 0, 0, .28);
}

.mmm-app[hidden], .mmm-app [hidden] { display: none !important; }
.mmm-app h2 { margin: 0 0 14px; color: #f4f1e8; font-family: Georgia, serif; }
.mmm-app p { color: var(--mmm-muted); }
.mmm-kicker { margin: 0 0 5px !important; color: var(--mmm-gold) !important; font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.mmm-note { padding: 12px 14px; border-left: 3px solid var(--mmm-gold); background: rgba(255,255,255,.035); }
.mmm-age-field { margin: 20px 0 14px; }
.mmm-age-field label { display: block; margin-bottom: 7px; color: var(--mmm-text); font-weight: 700; }
.mmm-age-field select { width: min(100%, 330px); min-height: 42px; padding: 8px 10px; border: 1px solid #748197; border-radius: 6px; background: #f7f8fa; color: #182130; }
.mmm-age-note { margin: 8px 0 0 !important; font-size: 13px; }
.mmm-validation { margin: 7px 0 0 !important; color: #efc56f !important; font-weight: 700; }
.mmm-header { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; }
.mmm-status { display: grid; justify-items: end; gap: 5px; }
.mmm-progress { margin: 2px 0 0 !important; white-space: nowrap; font-variant-numeric: tabular-nums; }
.mmm-timer { margin: 0 !important; color: var(--mmm-text) !important; font-size: 18px; font-weight: 700; font-variant-numeric: tabular-nums; }
.mmm-timer.is-warning { color: #efc56f !important; }
.mmm-instruction { margin: 12px 0 18px; text-align: center; }
.mmm-dev-jump { margin-top: 24px; padding-top: 17px; border-top: 1px dashed #526075; }
.mmm-dev-jump--test { margin: 12px 0 18px; padding-top: 12px; }
.mmm-dev-label { margin: 0 0 9px !important; color: var(--mmm-gold) !important; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.mmm-jump-buttons { display: flex; flex-wrap: wrap; gap: 6px; }
.mmm-jump-button {
    min-width: 34px;
    min-height: 32px;
    padding: 4px 8px;
    color: var(--mmm-text);
    border: 1px solid #66758a;
    border-radius: 5px;
    background: #151f2e;
    font-weight: 700;
    cursor: pointer;
}
.mmm-jump-button:hover { color: #101722; border-color: var(--mmm-gold); background: #d3b36e; }
.mmm-jump-button.is-current { color: #101722; border-color: #e3c680; background: #e3c680; box-shadow: 0 0 0 2px rgba(227,198,128,.25); }

.mmm-matrix {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    width: min(100%, 438px);
    margin: 0 auto 25px;
    border: 2px solid #93a0b3;
    background: #eef1f5;
}
.mmm-cell {
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    min-width: 0;
    border: 1px solid #697587;
    background: #f8f9fb;
}
.mmm-cell svg, .mmm-option svg {
    width: var(--mmm-symbol-size, 84%);
    height: var(--mmm-symbol-size, 84%);
    flex: 0 0 var(--mmm-symbol-size, auto);
    display: block;
}
.mmm-cell.is-missing { color: #2f3b4c; font: 700 clamp(32px, 7vw, 54px)/1 Georgia, serif; }

.mmm-options { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.mmm-option {
    position: relative;
    aspect-ratio: 1.15;
    display: grid;
    place-items: center;
    padding: 7px;
    border: 2px solid #66758a;
    border-radius: 7px;
    background: #f7f8fa;
    cursor: pointer;
    transition: border-color .15s, transform .15s, box-shadow .15s;
}
.mmm-option:hover { transform: translateY(-2px); border-color: var(--mmm-gold); }
.mmm-option:focus-visible { outline: 3px solid #e1c27d; outline-offset: 2px; }
.mmm-option.is-selected {
    border-color: #d7ad4f;
    background: #fff8e5;
    box-shadow: 0 0 0 3px #d7ad4f, 0 5px 16px rgba(215, 173, 79, .34);
}
.mmm-option-number { position: absolute; top: 4px; left: 6px; color: #4a5565; font: 700 11px/1 Arial, sans-serif; }

.mmm-navigation { display: flex; justify-content: space-between; gap: 12px; margin-top: 22px; }
.mmm-primary, .mmm-secondary {
    min-height: 42px;
    padding: 9px 18px;
    border-radius: 6px;
    font-weight: 700;
    cursor: pointer;
}
.mmm-primary { color: #101722; border: 1px solid #d3b36e; background: #d3b36e; }
.mmm-primary:hover { background: #e3c680; }
.mmm-primary:disabled { opacity: .45; cursor: not-allowed; }
.mmm-secondary { color: var(--mmm-text); border: 1px solid #6d798b; background: transparent; }
.mmm-result-card { text-align: center; }
.mmm-score { margin: 18px 0 7px; color: #f1d696; font: 700 clamp(34px, 8vw, 58px)/1 Georgia, serif; }
.mmm-result-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 22px 0; }
.mmm-result-summary div { padding: 15px 10px; border: 1px solid #526075; border-radius: 7px; background: rgba(255,255,255,.035); }
.mmm-result-summary span { display: block; margin-bottom: 7px; color: var(--mmm-muted); font-size: 12px; }
.mmm-result-summary strong { display: block; color: #f1d696; font: 700 clamp(20px, 4vw, 30px)/1.1 Georgia, serif; }
.mmm-result-card h3 { margin: 24px 0 8px; color: #f4f1e8; font-family: Georgia, serif; }
.mmm-result-disclaimer { margin-top: 22px; padding: 13px 15px; border-left: 3px solid var(--mmm-gold); background: rgba(255,255,255,.035); text-align: left; }
.mmm-timeout { padding: 10px 12px; border: 1px solid #a67b3d; border-radius: 6px; color: #efc56f !important; background: rgba(166,123,61,.12); }
.mmm-save-status { margin: 16px 0 !important; font-size: 13px; }
.mmm-save-status.is-saved { color: #9fd1ad !important; }
.mmm-save-status.is-error { color: #efc56f !important; }
.mmm-save-status.is-skipped { color: var(--mmm-muted) !important; }
.mmm-answer-review { margin-top: 24px; padding-top: 18px; border-top: 1px solid #465267; text-align: left; }

@media (max-width: 540px) {
    .mmm-app { margin: 12px 0; padding: 17px 13px; }
    .mmm-header { display: block; }
    .mmm-status { justify-items: start; grid-template-columns: auto auto; gap: 12px; }
    .mmm-progress { margin-bottom: 8px !important; }
    .mmm-options { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .mmm-option { aspect-ratio: 1.45; }
    .mmm-result-summary { grid-template-columns: 1fr; }
    .mmm-jump-buttons { gap: 5px; }
    .mmm-jump-button { min-width: 32px; padding: 4px 6px; }
}