/* ===== Tools Portal 追加スタイル ===== */
/* style2.css を読み込んだ上で、portal.html 専用のスタイルを定義する */

/* ===== ツールポータル Hero ===== */
.tools-hero-b {
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.tools-hero-b-inner {
    max-width: 1160px;
    margin: 0 auto;
    padding: 4rem 1.5rem 3.5rem;
    text-align: center;
}

.tools-hero-b-kicker {
    display: inline-block;
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--color-green);
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.tools-hero-b h1 {
    font-family: var(--font-serif);
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 600;
    line-height: 1.25;
    color: var(--color-text);
    margin-bottom: 1.25rem;
}

.tools-hero-b h1 em {
    color: var(--color-green);
    font-style: normal;
}

.tools-hero-b-desc {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.9;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== ツールカテゴリーブロック ===== */
.tool-category-b {
    margin-bottom: 0;
}

.tool-category-header-b {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-bottom: 1rem;
    margin-bottom: 0;
    border-bottom: 2px solid var(--color-text);
}

.tool-category-header-b h2 {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 600;
    line-height: 1.2;
}

.tool-category-icon-b {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: var(--color-green-light);
    color: var(--color-green);
}

/* 奇数個のリストで最後の1アイテムが左に来る場合の対応 */
.tool-list-b.odd-last .tool-item-b:last-child:nth-child(odd) {
    border-right: none;
    grid-column: 1 / -1;
    max-width: 50%;
}

/* ===== ツール説明セクション ===== */
.tool-desc-section-b {
    background: var(--color-bg);
    padding: 3rem 0;
}

.tool-desc-header-b {
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-text);
}

.tool-desc-header-b h2 {
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 600;
}

.tool-desc-body {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.tool-desc-body p {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.9;
}

.tool-desc-body ul {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.tool-desc-body ul li {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.7;
}

.tool-desc-body ul li::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    min-width: 6px;
    background: var(--color-green);
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
    top: -0.1em;
}

.tool-desc-body .link-green {
    color: var(--color-green);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ===== CTA セクション（ポータル横並びレイアウト） ===== */
.cta-section-b {
    background: #ffffff;
    padding: 4rem 0 5rem;
}

.cta-section-b .section-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    flex-wrap: wrap;
}

.cta-b-left {
    flex: 1;
    min-width: 260px;
}

.cta-b-eyebrow {
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--color-green);
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.75rem;
}

.cta-section-b h2 {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 1rem;
}

.cta-section-b p {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.9;
}

/* ===== アウトラインボタン ===== */
.btn-outline {
    background-color: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-green);
    color: var(--color-green);
    background: var(--color-green-light);
}

.btn-sm {
    padding: 0.4rem 0.9rem;
    font-size: 13px;
}

/* ===== ツールバッジ（fire-simulation専用） ===== */
.tool-badge {
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 20px;
    white-space: nowrap;
}

.tool-item-b-body h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .cta-section-b .section-inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 2rem;
    }

    .tool-list-b.odd-last .tool-item-b:last-child:nth-child(odd) {
        grid-column: auto;
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .tools-hero-b-inner {
        padding: 2.5rem 1.5rem 2rem;
        text-align: left;
    }
}