.tool-page {
    padding: 110px 0 84px;
}

.tool-hero {
    margin-bottom: 30px;
}

.tool-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--color-gray-500);
    margin-bottom: 18px;
}

.tool-breadcrumb a {
    color: inherit;
    text-decoration: none;
}

.tool-breadcrumb a:hover {
    color: var(--color-gray-900);
}

.tool-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 14px;
    line-height: 1.12;
}

.tool-hero p {
    color: var(--color-gray-600);
    max-width: 780px;
    line-height: 1.75;
}

.tool-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 18px;
    align-items: start;
}

.tool-card {
    border: 1px solid var(--color-gray-200);
    border-radius: 14px;
    padding: 20px;
    background: var(--color-white);
}

.calc-form {
    display: grid;
    gap: 12px;
}

.calc-form .form-group {
    margin: 0;
}

.calc-form label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
}

.calc-form input {
    width: 100%;
    border: 1px solid var(--color-gray-300);
    border-radius: 10px;
    padding: 10px 12px;
    font: inherit;
}

.calc-form button {
    margin-top: 8px;
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 14px;
}

.result-card {
    border: 1px solid var(--color-gray-200);
    border-radius: 12px;
    padding: 12px;
    background: var(--color-gray-50);
}

.result-card .label {
    display: block;
    font-size: 0.83rem;
    color: var(--color-gray-600);
}

.result-card .value {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    margin-top: 4px;
}

.tool-list ul {
    margin: 0;
    padding-left: 20px;
}

.tool-list li {
    color: var(--color-gray-600);
    line-height: 1.75;
}

.tool-note {
    font-size: 0.9rem;
    color: var(--color-gray-500);
    margin-top: 12px;
}

.tool-cta {
    margin-top: 30px;
    border: 1px solid var(--color-gray-200);
    border-radius: 14px;
    padding: 20px;
    background: var(--color-gray-50);
}

.tool-cta p {
    color: var(--color-gray-600);
    margin: 8px 0 16px;
}

.tool-cta-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

@media (max-width: 900px) {
    .tool-grid {
        grid-template-columns: 1fr;
    }

    .result-grid {
        grid-template-columns: 1fr;
    }
}