.dimension-page .site-brand {
    font-size: 2.5rem;
    margin-bottom: 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    position: relative;
    font-weight: 700;
}

.dimension-page .language-toggle {
    user-select: none;
}

.dimension-checker {
    max-width: 100%;
    margin: 0 auto 2rem;
    padding: 8px 0 24px;
    color: #111;
}

.dimension-checker__hero,
.dimension-card,
.dimension-result,
.dimension-section {
    background: #fff;
    border: 1px solid #d9e2ec;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(44, 62, 80, 0.06);
}

.dimension-checker__hero {
    padding: 24px;
    margin-bottom: 18px;
}

.dimension-checker__eyebrow {
    margin-bottom: 6px;
    color: #1A66A0;
    font-weight: 700;
}

.dimension-checker h1 {
    margin: 0 0 10px;
    font-size: 2rem;
    color: #2c3e50;
    letter-spacing: 0;
}

.dimension-checker .lead {
    margin-bottom: 0;
    max-width: 760px;
}

.dimension-tool {
    display: grid;
    gap: 18px;
}

.dimension-controls {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.dimension-card {
    padding: 18px;
}

.dimension-card h2,
.dimension-section h2,
.dimension-result h2 {
    margin: 0 0 14px;
    color: #2c3e50;
    font-size: 1.25rem;
}

.dimension-current-size {
    margin-bottom: 14px;
    font-weight: 700;
    color: #4a5568;
}

.dimension-control-row {
    display: grid;
    grid-template-columns: 90px 40px minmax(54px, 1fr) 40px;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
}

.dimension-control-label {
    color: #4a5568;
    font-weight: 700;
}

.dimension-control-button {
    width: 40px;
    height: 40px;
    border: 1px solid #b8c5d1;
    border-radius: 6px;
    background: #fdfefe;
    color: #1A66A0;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 700;
}

.dimension-control-button:disabled {
    color: #9aa7b3;
    cursor: not-allowed;
    background: #f1f4f7;
}

.dimension-value {
    min-width: 54px;
    padding: 8px 12px;
    border: 1px solid #d9e2ec;
    border-radius: 6px;
    background: #f8fafc;
    text-align: center;
    font-weight: 800;
    color: #2c3e50;
}

.dimension-results {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 16px;
}

.dimension-result {
    padding: 18px;
    border-left-width: 5px;
}

.dimension-result--possible {
    border-left-color: #1f8f5f;
}

.dimension-result--blocked {
    border-left-color: #c2410c;
}

.dimension-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    padding: 6px 10px;
    border-radius: 999px;
    background: #eef6fb;
    color: #1A66A0;
    font-weight: 800;
}

.dimension-result--possible .dimension-status::before {
    content: "OK";
    font-size: 0.75rem;
}

.dimension-result--blocked .dimension-status::before {
    content: "Check";
    font-size: 0.75rem;
}

.dimension-facts {
    display: grid;
    gap: 10px;
    margin-bottom: 14px;
}

.dimension-fact {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #edf2f7;
}

.dimension-fact strong {
    color: #4a5568;
}

.dimension-comparison {
    font-size: 1.35rem;
    font-weight: 800;
    color: #2c3e50;
    white-space: nowrap;
}

.dimension-explanation {
    margin: 12px 0 0;
    color: #334155;
}

.dimension-suggestion {
    margin-top: 14px;
    padding: 12px 14px;
    border-radius: 8px;
    background: #fff8e1;
    border: 1px solid #ffd54f;
}

.dimension-suggestion p {
    margin-bottom: 8px;
    font-weight: 800;
}

.dimension-suggestion ul {
    margin: 0;
    padding-left: 20px;
}

.dimension-cta-row {
    display: flex;
    justify-content: center;
}

.dimension-cta {
    border: 0;
    border-radius: 6px;
    background: #1A66A0;
    color: #fff;
    cursor: pointer;
    font-weight: 800;
    padding: 12px 18px;
    min-height: 46px;
}

.dimension-section {
    padding: 20px;
    margin-top: 18px;
}

.dimension-examples {
    display: grid;
    gap: 10px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.dimension-examples li {
    padding: 10px 12px;
    border: 1px solid #edf2f7;
    border-radius: 6px;
    background: #f8fafc;
}

.dimension-teaching-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.dimension-mini-card {
    border: 1px solid #edf2f7;
    border-radius: 8px;
    padding: 14px;
    background: #fdfefe;
}

.dimension-mini-card h3 {
    margin: 0 0 8px;
    color: #2c3e50;
}

.dimension-faq {
    display: grid;
    gap: 14px;
}

.dimension-faq h3 {
    margin: 0 0 6px;
    color: #2c3e50;
    font-size: 1.05rem;
}

.dimension-sidebar {
    align-self: flex-start;
}

.dimension-resource-card h2 {
    margin: 0 0 12px;
    padding-bottom: 10px;
    border-bottom: 3px solid #d9dee3;
    color: #2c3e50;
    font-size: 1.05rem;
    line-height: 1.35;
    text-align: center;
}

.dimension-resource-card ul {
    display: grid;
    gap: 10px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.dimension-resource-card a {
    display: block;
    padding: 10px 12px;
    border: 1px solid #d6e4f1;
    border-radius: 6px;
    background: #fdfefe;
    color: #1A66A0;
    font-weight: 700;
    line-height: 1.35;
    text-decoration: none;
}

.dimension-resource-card a:hover {
    border-color: #3a97e8;
    background: #f4f9ff;
}

@media (max-width: 900px) {
    .dimension-controls,
    .dimension-results,
    .dimension-teaching-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .dimension-page .site-brand {
        font-size: 1.3rem;
        margin: 0;
        flex: 1;
        text-align: left;
    }

    .dimension-page .left-sidebar:focus-within .nav-buttons {
        display: flex;
    }

    .dimension-checker {
        padding-top: 0;
    }

    .dimension-sidebar {
        align-self: stretch;
    }
}

@media (max-width: 560px) {
    .dimension-checker {
        padding: 0 0 16px;
    }

    .dimension-checker__hero,
    .dimension-card,
    .dimension-result,
    .dimension-section {
        padding: 16px;
    }

    .dimension-checker h1 {
        font-size: 1.65rem;
    }

    .dimension-control-row {
        grid-template-columns: 1fr 40px 56px 40px;
    }

    .dimension-fact {
        display: grid;
        gap: 4px;
    }
}