/**
 * 事業紹介ページ用スタイル — クリエイティブ・アーティスティック版
 *
 * @package Shonan_Gousei
 */

/* ==========================================================================
   アニメーション（事業ページ専用）
   ========================================================================== */

@keyframes biz-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(12px, -18px) scale(1.04); }
    66% { transform: translate(-8px, 8px) scale(0.96); }
}

@keyframes biz-rotate-ring {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes biz-shine {
    0% { left: -100%; }
    100% { left: 200%; }
}

@keyframes biz-pulse-dot {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.4); opacity: 1; }
}

@keyframes biz-flow-arrow {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(6px); }
}

@keyframes biz-step-line {
    from { height: 0; }
    to { height: 100%; }
}

/* ==========================================================================
   事業の強み (p-strength)
   ========================================================================== */

.p-strength {
    padding-bottom: 80px;
    position: relative;
}

/* 背景ドットパターン */
.p-strength::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, var(--color-primary) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.025;
    pointer-events: none;
}

/* 装飾浮遊円 */
.p-strength::after {
    content: '';
    position: absolute;
    top: 200px;
    right: -80px;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--color-accent-yellow), transparent 70%);
    opacity: 0.06;
    animation: biz-float 18s ease-in-out infinite;
    pointer-events: none;
}

.p-strength__intro {
    margin-bottom: 64px;
    position: relative;
    z-index: 1;
}

.p-strength__lead {
    margin-top: 24px;
    font-size: 1.1rem;
    line-height: 2;
    color: var(--color-text-light);
}

/* フロー図 */
.p-strength__flow {
    margin-bottom: 80px;
    position: relative;
    z-index: 1;
}

.p-strength__flow-diagram {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    margin-top: 40px;
}

.p-strength__flow-step {
    flex: 1;
    max-width: 300px;
    text-align: center;
    padding: 44px 24px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    position: relative;
    transition: transform var(--transition-pop), box-shadow var(--transition-pop);
    overflow: hidden;
}

/* ステップカードの上部カラーライン */
.p-strength__flow-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
}

.p-strength__flow-step:nth-child(3)::before {
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-yellow));
}

.p-strength__flow-step:nth-child(5)::before {
    background: linear-gradient(90deg, var(--color-accent-green), var(--color-accent-green-light));
}

/* ホバー時の装飾円 */
.p-strength__flow-step::after {
    content: '';
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--color-primary);
    opacity: 0;
    transition: opacity 0.4s ease, transform 0.4s ease;
    transform: scale(0.5);
}

.p-strength__flow-step:nth-child(3)::after { background: var(--color-accent); }
.p-strength__flow-step:nth-child(5)::after { background: var(--color-accent-green); }

.p-strength__flow-step:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.p-strength__flow-step:hover::after {
    opacity: 0.06;
    transform: scale(1);
}

.p-strength__flow-icon {
    margin-bottom: 16px;
}

/* 番号バッジ — グラデーション + 影 */
.p-strength__flow-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    font-size: 1.6rem;
    font-weight: 700;
    font-family: var(--font-family-en);
    box-shadow: 0 4px 16px rgba(26, 111, 196, 0.3);
    transition: transform var(--transition-pop);
}

.p-strength__flow-step:nth-child(3) .p-strength__flow-number {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    box-shadow: 0 4px 16px rgba(255, 139, 45, 0.3);
}

.p-strength__flow-step:nth-child(5) .p-strength__flow-number {
    background: linear-gradient(135deg, var(--color-accent-green), var(--color-accent-green-light));
    box-shadow: 0 4px 16px rgba(45, 190, 110, 0.3);
}

.p-strength__flow-step:hover .p-strength__flow-number {
    transform: scale(1.1) rotate(-5deg);
}

.p-strength__flow-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 4px;
}

.p-strength__flow-subtitle {
    font-size: 0.8125rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
    font-family: var(--font-family-en);
}

.p-strength__flow-desc {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-light);
    /* 最終行が1文字にならないように改行位置を均等化 */
    text-wrap: pretty;
    word-break: auto-phrase;
}

/* フロー矢印 — アニメーション付き */
.p-strength__flow-arrow {
    display: flex;
    align-items: center;
    padding-top: 60px;
    width: 60px;
    flex-shrink: 0;
}

.p-strength__flow-arrow span {
    display: block;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    position: relative;
    border-radius: 2px;
    animation: biz-flow-arrow 1.5s ease-in-out infinite;
}

.p-strength__flow-arrow span::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 12px solid var(--color-accent);
    border-top: 7px solid transparent;
    border-bottom: 7px solid transparent;
}

/* 強みポイント */
.p-strength__points {
    margin-bottom: 80px;
    position: relative;
    z-index: 1;
}

.p-strength__points-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 40px;
}

.p-strength__point {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
}

/* 左上の角にカラーアクセント */
.p-strength__point::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green));
    z-index: 2;
}

.p-strength__point:nth-child(2)::before {
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-yellow));
}

.p-strength__point:nth-child(3)::before {
    background: linear-gradient(90deg, var(--color-accent-green), var(--color-accent-green-light));
}

.p-strength__point:nth-child(4)::before {
    background: linear-gradient(90deg, var(--color-accent-yellow), var(--color-accent));
}

.p-strength__point:hover {
    box-shadow: 0 12px 40px rgba(26, 111, 196, 0.12);
    transform: translateY(-6px);
}

.p-strength__point-img {
    overflow: hidden;
    aspect-ratio: 3 / 2;
}

.p-strength__point-img img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.p-strength__point:hover .p-strength__point-img img {
    transform: scale(1.08);
}

.p-strength__point-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text);
    padding: 22px 24px 8px;
}

.p-strength__point-desc {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-light);
    padding: 0 24px 24px;
}

/* 事業領域リンク */
.p-strength__links {
    margin-bottom: 0;
    position: relative;
    z-index: 1;
}

.p-strength__links-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.p-strength__link-card {
    display: block;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
}

/* カード下部のグラデーションライン */
.p-strength__link-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.p-strength__link-card:hover {
    box-shadow: 0 12px 36px rgba(26, 111, 196, 0.12);
    transform: translateY(-6px);
}

.p-strength__link-card:hover::after {
    opacity: 1;
}

.p-strength__link-img {
    overflow: hidden;
    aspect-ratio: 3 / 2;
}

.p-strength__link-img img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.p-strength__link-card:hover .p-strength__link-img img {
    transform: scale(1.08);
}

.p-strength__link-body {
    padding: 18px 20px 22px;
}

.p-strength__link-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 4px;
    transition: color 0.3s ease;
}

.p-strength__link-card:hover .p-strength__link-title {
    color: var(--color-accent);
}

.p-strength__link-desc {
    font-size: 0.8125rem;
    color: var(--color-text-light);
}

/* ==========================================================================
   共通：事業紹介ページレイアウト
   ========================================================================== */

/* イントロ（テキスト＋画像横並び） */
.p-mold__intro-content,
.p-plastic__intro-content,
.p-infra__intro-content,
.p-sgicp__intro-content,
.p-3s__intro-content,
.p-cipp__intro-content,
.p-rd__intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
    margin-top: 32px;
}

.p-mold__intro-text p,
.p-plastic__intro-text p,
.p-infra__intro-text p,
.p-sgicp__intro-text p,
.p-3s__intro-text p,
.p-cipp__intro-text p,
.p-rd__intro-text p {
    line-height: 2;
    margin-bottom: 1.5em;
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

.p-mold__intro-text p:last-child,
.p-plastic__intro-text p:last-child,
.p-infra__intro-text p:last-child,
.p-sgicp__intro-text p:last-child,
.p-3s__intro-text p:last-child,
.p-cipp__intro-text p:last-child,
.p-rd__intro-text p:last-child {
    margin-bottom: 0;
}

/* イントロ画像 — シャドウ + ラウンド + ホバーズーム */
.p-mold__intro-img,
.p-plastic__intro-img,
.p-infra__intro-img,
.p-sgicp__intro-img,
.p-3s__intro-img,
.p-cipp__intro-img,
.p-rd__intro-img {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.p-mold__intro-img img,
.p-plastic__intro-img img,
.p-infra__intro-img img,
.p-sgicp__intro-img img,
.p-3s__intro-img img,
.p-cipp__intro-img img,
.p-rd__intro-img img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    transition: transform 0.6s ease;
}

.p-mold__intro-img:hover img,
.p-plastic__intro-img:hover img,
.p-infra__intro-img:hover img,
.p-sgicp__intro-img:hover img,
.p-3s__intro-img:hover img,
.p-cipp__intro-img:hover img,
.p-rd__intro-img:hover img {
    transform: scale(1.05);
}

/* 3Sセグメント工法の図版のみ少し小さく表示 */
.p-3s__intro-img {
    max-width: 82%;
    justify-self: center;
    align-self: center;
}

/* 共通セクション間隔 */
.p-mold__intro,
.p-mold__flow,
.p-mold__specs,
.p-plastic__intro,
.p-plastic__process,
.p-plastic__categories,
.p-plastic__quality,
.p-infra__intro,
.p-infra__diagram,
.p-infra__merits,
.p-infra__methods,
.p-sgicp__intro,
.p-sgicp__video,
.p-sgicp__features,
.p-sgicp__steps,
.p-sgicp__specs,
.p-3s__intro,
.p-3s__features,
.p-3s__steps,
.p-3s__specs,
.p-cipp__intro,
.p-cipp__products,
.p-cipp__specs,
.p-cipp__quality,
.p-rd__intro,
.p-rd__themes,
.p-rd__facility {
    margin-bottom: 80px;
    position: relative;
    z-index: 1;
}

/* 施工動画 — イントロ画像と同じラウンド + シャドウで統一 */
.p-sgicp__video-wrap {
    max-width: 860px;
    margin: 32px auto 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background-color: #000;
}

.p-sgicp__video-wrap iframe {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    border: 0;
}

.p-sgicp__video-caption {
    max-width: 860px;
    margin: 12px auto 0;
    font-size: 0.875rem;
    color: var(--color-text-light);
    text-align: center;
}

.p-mold,
.p-plastic,
.p-infra,
.p-sgicp,
.p-3s,
.p-cipp,
.p-rd {
    padding-bottom: 80px;
    position: relative;
    overflow: hidden;
}

/* 各事業ページの背景装飾 — 浮遊する円リング */
.p-sgicp::before,
.p-infra::before,
.p-rd::before {
    content: '';
    position: absolute;
    top: 120px;
    right: -80px;
    width: 240px;
    height: 240px;
    border: 3px solid rgba(26, 111, 196, 0.05);
    border-radius: 50%;
    pointer-events: none;
    animation: biz-float 16s ease-in-out infinite;
}

.p-sgicp::after,
.p-infra::after,
.p-rd::after {
    content: '';
    position: absolute;
    bottom: 80px;
    left: -60px;
    width: 160px;
    height: 160px;
    border: 2px solid rgba(45, 190, 110, 0.05);
    border-radius: 50%;
    pointer-events: none;
    animation: biz-float 14s ease-in-out infinite reverse;
}

/* 金型・プラスチックにも背景装飾 */
.p-mold::before {
    content: '';
    position: absolute;
    top: 80px;
    right: -60px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--color-primary-light), transparent 70%);
    opacity: 0.06;
    animation: biz-float 20s ease-in-out infinite;
    pointer-events: none;
}

.p-plastic::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        -45deg,
        transparent,
        transparent 20px,
        var(--color-accent-green) 20px,
        var(--color-accent-green) 21px
    );
    opacity: 0.012;
    pointer-events: none;
}

.p-plastic::after {
    content: '';
    position: absolute;
    bottom: 120px;
    right: -80px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--color-accent-yellow), transparent 70%);
    opacity: 0.06;
    animation: biz-float 18s ease-in-out infinite reverse;
    pointer-events: none;
}

.p-3s::before {
    content: '';
    position: absolute;
    top: 150px;
    left: -80px;
    width: 180px;
    height: 180px;
    border: 3px dashed rgba(255, 139, 45, 0.06);
    border-radius: 50%;
    pointer-events: none;
    animation: biz-rotate-ring 40s linear infinite;
}

.p-cipp::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, var(--color-accent-green) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.02;
    pointer-events: none;
}

/* ==========================================================================
   金型事業 製造フロー (p-mold__flow)
   ========================================================================== */

.p-mold__flow-steps {
    display: flex;
    gap: 0;
    margin-top: 40px;
    counter-reset: none;
}

.p-mold__flow-step {
    flex: 1;
    text-align: center;
    padding: 36px 16px;
    background: var(--color-bg-light);
    position: relative;
    transition: transform 0.3s ease;
}

.p-mold__flow-step:hover {
    transform: translateY(-3px);
}

.p-mold__flow-step:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -12px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 12px solid #f8f9fa;
    border-top: 24px solid transparent;
    border-bottom: 24px solid transparent;
    z-index: 1;
}

.p-mold__flow-step:nth-child(odd) {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
}

.p-mold__flow-step:nth-child(odd)::after {
    border-left-color: var(--color-primary);
}

.p-mold__flow-step-num {
    display: block;
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 8px;
    font-family: var(--font-family-en);
}

.p-mold__flow-step:nth-child(even) .p-mold__flow-step-num {
    opacity: 0.5;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent-green));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.p-mold__flow-step-title {
    font-size: 1.0625rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.p-mold__flow-step-desc {
    font-size: 0.8125rem;
    line-height: 1.6;
}

.p-mold__flow-step:nth-child(odd) .p-mold__flow-step-num,
.p-mold__flow-step:nth-child(odd) .p-mold__flow-step-title {
    color: #fff;
}

.p-mold__flow-step:nth-child(odd) .p-mold__flow-step-desc {
    color: rgba(255, 255, 255, 0.85);
}

.p-mold__flow-step:nth-child(even) .p-mold__flow-step-title {
    color: var(--color-text);
}

.p-mold__flow-step:nth-child(even) .p-mold__flow-step-desc {
    color: var(--color-text-light);
}

/* スペックテーブル */
.p-mold__specs-content {
    margin-top: 32px;
}

/* 設備リンク — グラデーション背景強化 */
.p-mold__equipment-link {
    margin-top: 0;
    position: relative;
    z-index: 1;
}

.p-mold__equipment-link-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    padding: 44px;
    background: linear-gradient(135deg, var(--color-bg-blue), var(--color-bg-green));
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.p-mold__equipment-link-inner:hover {
    box-shadow: var(--shadow-md);
}

/* 装飾ストライプ */
.p-mold__equipment-link-inner::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 100%;
    background: repeating-linear-gradient(
        -45deg,
        transparent,
        transparent 8px,
        var(--color-primary) 8px,
        var(--color-primary) 9px
    );
    opacity: 0.03;
    pointer-events: none;
}

.p-mold__equipment-link-inner h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.p-mold__equipment-link-inner p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

/* ==========================================================================
   プラスチック成形 プロセスフロー (p-plastic__process)
   ========================================================================== */

.p-plastic__process-flow {
    display: flex;
    gap: 0;
    margin-top: 40px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.p-plastic__process-step {
    flex: 1;
    text-align: center;
    padding: 36px 16px;
    background: #fff;
    border-right: 1px solid var(--color-border);
    position: relative;
    transition: background 0.3s ease;
}

.p-plastic__process-step:last-child {
    border-right: none;
}

.p-plastic__process-step:hover {
    background: var(--color-bg-blue);
}

.p-plastic__process-icon {
    margin-bottom: 12px;
}

/* プロセス番号 — グラデーション + nth-childカラー */
.p-plastic__process-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    font-size: 1.2rem;
    font-weight: 700;
    font-family: var(--font-family-en);
    box-shadow: 0 3px 12px rgba(26, 111, 196, 0.25);
    transition: transform var(--transition-pop);
}

.p-plastic__process-step:nth-child(2) .p-plastic__process-num {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    box-shadow: 0 3px 12px rgba(255, 139, 45, 0.25);
}

.p-plastic__process-step:nth-child(3) .p-plastic__process-num {
    background: linear-gradient(135deg, var(--color-accent-green), var(--color-accent-green-light));
    box-shadow: 0 3px 12px rgba(45, 190, 110, 0.25);
}

.p-plastic__process-step:nth-child(4) .p-plastic__process-num {
    background: linear-gradient(135deg, var(--color-accent-yellow), var(--color-accent));
    box-shadow: 0 3px 12px rgba(255, 216, 77, 0.25);
}

.p-plastic__process-step:nth-child(5) .p-plastic__process-num {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    box-shadow: 0 3px 12px rgba(26, 111, 196, 0.25);
}

.p-plastic__process-step:nth-child(6) .p-plastic__process-num {
    background: linear-gradient(135deg, var(--color-accent-green), var(--color-accent-green-light));
    box-shadow: 0 3px 12px rgba(45, 190, 110, 0.25);
}

.p-plastic__process-step:nth-child(7) .p-plastic__process-num {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    box-shadow: 0 3px 12px rgba(255, 139, 45, 0.25);
}

.p-plastic__process-step:nth-child(8) .p-plastic__process-num {
    background: linear-gradient(135deg, var(--color-accent-yellow), var(--color-accent));
    box-shadow: 0 3px 12px rgba(255, 216, 77, 0.25);
}

.p-plastic__process-step:hover .p-plastic__process-num {
    transform: scale(1.1) rotate(-5deg);
}

.p-plastic__process-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
    /* 「三次元寸法測定」など最長タイトルも1行に収める */
    white-space: nowrap;
}

.p-plastic__process-step p {
    font-size: 0.8125rem;
    line-height: 1.6;
    color: var(--color-text-light);
    /* 最終行が1文字にならないように改行位置を均等化 */
    text-wrap: pretty;
    word-break: auto-phrase;
}

/* 製品カテゴリ — クリエイティブカード */
.p-plastic__categories-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 40px;
}

.p-plastic__category {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
}

/* 上部カラーライン */
.p-plastic__category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green));
    z-index: 2;
}

.p-plastic__category:nth-child(2)::before {
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-yellow));
}

.p-plastic__category:hover {
    box-shadow: 0 12px 36px rgba(26, 111, 196, 0.12);
    transform: translateY(-6px);
}

.p-plastic__category-img {
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

.p-plastic__category-img img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.p-plastic__category:hover .p-plastic__category-img img {
    transform: scale(1.08);
}

.p-plastic__category-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text);
    padding: 22px 24px 8px;
}

.p-plastic__category-desc {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-light);
    padding: 0 24px 24px;
    /* 単語の途中で改行させず、句読点（文節）で折り返す */
    word-break: keep-all;
    overflow-wrap: anywhere;
}

/* 品質管理カード — 強化版 */
.p-plastic__quality-content {
    margin-top: 32px;
}

.p-plastic__quality-text {
    margin-bottom: 32px;
}

.p-plastic__quality-text p {
    line-height: 2;
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

.p-plastic__quality-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.p-plastic__quality-item {
    padding: 28px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    border-top: 4px solid var(--color-primary);
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
    overflow: hidden;
}

.p-plastic__quality-item:nth-child(2) {
    border-top-color: var(--color-accent);
}

.p-plastic__quality-item:nth-child(3) {
    border-top-color: var(--color-accent-green);
}

.p-plastic__quality-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

/* ホバー時の角装飾 */
.p-plastic__quality-item::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.p-plastic__quality-item:nth-child(2)::after { background: var(--color-accent); }
.p-plastic__quality-item:nth-child(3)::after { background: var(--color-accent-green); }

.p-plastic__quality-item:hover::after {
    opacity: 0.05;
}

.p-plastic__quality-item h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
}

.p-plastic__quality-item p {
    font-size: 0.875rem;
    line-height: 1.8;
    color: var(--color-text-light);
    position: relative;
    z-index: 1;
}

/* ==========================================================================
   管路更生事業 (p-infra)
   ========================================================================== */

/* 図解 — 装飾強化 */
.p-infra__diagram-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    padding: 52px 36px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

/* 背景にうっすら斜線パターン */
.p-infra__diagram-visual::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 30px,
        rgba(26, 111, 196, 0.015) 30px,
        rgba(26, 111, 196, 0.015) 31px
    );
    pointer-events: none;
}

.p-infra__diagram-before,
.p-infra__diagram-after {
    text-align: center;
    flex: 1;
    max-width: 360px;
    position: relative;
    z-index: 1;
}

/* CSS管路図解 */
.p-infra__pipe {
    position: relative;
    width: 200px;
    height: 120px;
    margin: 0 auto 16px;
    border-radius: 60px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.p-infra__pipe-wall {
    position: absolute;
    inset: 0;
    border-radius: 60px;
    background: #888;
}

.p-infra__pipe--old .p-infra__pipe-wall {
    background: linear-gradient(135deg, #8b7355, #6d5a42);
}

.p-infra__pipe--new .p-infra__pipe-wall {
    background: linear-gradient(135deg, #6b8dad, #4a7899);
}

.p-infra__pipe-inner {
    position: absolute;
    top: 16px;
    left: 16px;
    right: 16px;
    bottom: 16px;
    border-radius: 50px;
    background: #c8b89a;
}

.p-infra__pipe-inner--clean {
    background: linear-gradient(135deg, #e8f4ff, #d4ecff);
}

.p-infra__pipe-liner {
    position: absolute;
    top: 12px;
    left: 12px;
    right: 12px;
    bottom: 12px;
    border-radius: 54px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    opacity: 0.6;
}

.p-infra__pipe-damage {
    position: absolute;
    background: #5a4232;
    z-index: 2;
}

.p-infra__pipe-damage--crack {
    width: 3px;
    height: 40px;
    top: 0;
    left: 60px;
    transform: rotate(15deg);
}

.p-infra__pipe-damage--corrosion {
    width: 30px;
    height: 20px;
    bottom: 0;
    right: 40px;
    border-radius: 50%;
    opacity: 0.7;
}

.p-infra__diagram-label {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 12px;
}

.p-infra__diagram-issues,
.p-infra__diagram-benefits {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
    display: inline-block;
}

.p-infra__diagram-issues li,
.p-infra__diagram-benefits li {
    position: relative;
    padding-left: 1.5em;
    margin-bottom: 4px;
    font-size: 0.875rem;
    line-height: 1.6;
}

.p-infra__diagram-issues li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.p-infra__diagram-benefits li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2ecc71, #27ae60);
}

/* 矢印 — グラデーション */
.p-infra__diagram-arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    width: 80px;
    position: relative;
    z-index: 1;
    /* リストを含む列全体ではなく、管イラスト（高さ120px）の中心に矢印を合わせる */
    align-self: flex-start;
    margin-top: 58px;
}

.p-infra__diagram-arrow::before {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green));
    border-radius: 2px;
    position: relative;
}

.p-infra__diagram-arrow::after {
    content: '';
    display: block;
    width: 0;
    height: 0;
    border-left: 14px solid var(--color-accent-green);
    border-top: 9px solid transparent;
    border-bottom: 9px solid transparent;
    position: absolute;
    left: 50%;
    transform: translateX(30px);
    top: 0;
    margin-top: -7.5px;
}

.p-infra__diagram-arrow-text {
    font-size: 0.875rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent-green));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* メリット — クリエイティブカード */
.p-infra__merits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.p-infra__merit {
    padding: 36px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
    overflow: hidden;
}

/* 左ボーダー — nth-childカラフル */
.p-infra__merit::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--color-primary), var(--color-primary-light));
}

.p-infra__merit:nth-child(2)::before {
    background: linear-gradient(180deg, var(--color-accent), var(--color-accent-yellow));
}

.p-infra__merit:nth-child(3)::before {
    background: linear-gradient(180deg, var(--color-accent-green), var(--color-accent-green-light));
}

.p-infra__merit:nth-child(4)::before {
    background: linear-gradient(180deg, var(--color-accent-yellow), var(--color-accent));
}

.p-infra__merit:hover {
    box-shadow: 0 8px 28px rgba(26, 111, 196, 0.1);
    transform: translateY(-4px);
}

.p-infra__merit-icon {
    margin-bottom: 12px;
}

/* メリット番号 — グラデーション */
.p-infra__merit-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    font-size: 0.9rem;
    font-weight: 700;
    font-family: var(--font-family-en);
    box-shadow: 0 3px 10px rgba(26, 111, 196, 0.25);
    transition: transform var(--transition-pop);
}

.p-infra__merit:nth-child(2) .p-infra__merit-num {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    box-shadow: 0 3px 10px rgba(255, 139, 45, 0.25);
}

.p-infra__merit:nth-child(3) .p-infra__merit-num {
    background: linear-gradient(135deg, var(--color-accent-green), var(--color-accent-green-light));
    box-shadow: 0 3px 10px rgba(45, 190, 110, 0.25);
}

.p-infra__merit:nth-child(4) .p-infra__merit-num {
    background: linear-gradient(135deg, var(--color-accent-yellow), var(--color-accent));
    box-shadow: 0 3px 10px rgba(255, 216, 77, 0.25);
}

.p-infra__merit:hover .p-infra__merit-num {
    transform: scale(1.1) rotate(-5deg);
}

.p-infra__merit-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.p-infra__merit p {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-light);
}

/* 工法カード — ホバーエフェクト強化 */
.p-infra__methods-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

/* 2分類カード（製管／反転・形成） */
.p-infra__methods-grid--cat {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.p-infra__methods-lead {
    margin-top: 16px;
    margin-bottom: 24px;
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.8;
}

.p-infra__method-tag {
    display: inline-block;
    margin-bottom: 8px;
    padding: 4px 12px;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    letter-spacing: 0.04em;
}

.p-infra__method-card:nth-child(2) .p-infra__method-tag {
    background: var(--color-accent);
}

.p-infra__method-card--seikan .p-infra__method-tag {
    background: var(--color-primary);
}

.p-infra__method-card--hanten .p-infra__method-tag {
    background: var(--color-accent);
}

.p-infra__method-card {
    display: block;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
}

/* 下部のグラデーションライン */
.p-infra__method-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.p-infra__method-card:nth-child(2)::after {
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-yellow));
}

.p-infra__method-card:nth-child(3)::after {
    background: linear-gradient(90deg, var(--color-accent-green), var(--color-primary));
}

.p-infra__method-card:hover {
    box-shadow: 0 12px 36px rgba(26, 111, 196, 0.12);
    transform: translateY(-6px);
}

.p-infra__method-card:hover::after {
    opacity: 1;
}

/* 2分類カード：ポップ仕様（角丸大・常時カラーライン・浮き上がり強調） */
.p-infra__methods-grid--cat .p-infra__method-card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(15, 35, 80, 0.08);
}

.p-infra__methods-grid--cat .p-infra__method-card::after {
    height: 5px;
    opacity: 1;
    background: linear-gradient(90deg, var(--card-c1), var(--card-c2));
}

.p-infra__methods-grid--cat .p-infra__method-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 44px rgba(15, 35, 80, 0.16);
}

.p-infra__method-img {
    overflow: hidden;
    aspect-ratio: 3 / 2;
}

.p-infra__method-img img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.p-infra__method-card:hover .p-infra__method-img img {
    transform: scale(1.08);
}

/* ─── 2分類カードのポップヘッダー（画像なし） ─── */
.p-infra__method-card--seikan,
.p-infra__method-card--hanten {
    --card-c1: var(--color-primary);
    --card-c2: var(--color-accent-green);
}

.p-infra__method-card--hanten {
    --card-c1: var(--color-accent);
    --card-c2: var(--color-accent-yellow);
}

.p-infra__method-head {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 16 / 7;
    overflow: hidden;
    background: linear-gradient(135deg, var(--card-c1), var(--card-c2));
}

/* ドット模様のオーバーレイでポップに */
.p-infra__method-head::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.22) 2px, transparent 2px);
    background-size: 22px 22px;
    opacity: 0.6;
}

/* パイプ断面を想起させるリングマーク */
.p-infra__method-mark {
    position: relative;
    z-index: 1;
    width: 92px;
    height: 92px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.18);
    border: 6px solid rgba(255, 255, 255, 0.9);
    box-shadow: inset 0 0 0 10px rgba(255, 255, 255, 0.16);
    transition: transform var(--transition-pop);
}

.p-infra__method-mark::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: #fff;
    opacity: 0.9;
}

.p-infra__method-card:hover .p-infra__method-mark {
    transform: scale(1.08) rotate(8deg);
}

/* 英語ラベル（左上） */
.p-infra__method-cat-en {
    position: absolute;
    top: 16px;
    left: 18px;
    z-index: 1;
    color: rgba(255, 255, 255, 0.95);
    font-family: var(--font-family-en);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.06em;
}

/* 工法数バッジ（右下） */
.p-infra__method-count {
    position: absolute;
    right: 18px;
    bottom: 14px;
    z-index: 1;
    display: flex;
    align-items: baseline;
    gap: 2px;
    color: #fff;
    font-family: var(--font-family-en);
    font-size: 2.6rem;
    font-weight: 800;
    line-height: 1;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.p-infra__method-count-unit {
    font-family: var(--font-family-base);
    font-size: 0.875rem;
    font-weight: 700;
}

.p-infra__method-body {
    padding: 22px;
}

.p-infra__method-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.p-infra__method-desc {
    font-size: 0.875rem;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 12px;
}

.p-infra__method-link {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-primary);
    position: relative;
    padding-right: 1.5em;
    transition: color 0.3s ease;
}

.p-infra__method-card:hover .p-infra__method-link {
    color: var(--color-accent);
}

.p-infra__method-link::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
    width: 8px;
    height: 8px;
    border-top: 2px solid currentColor;
    border-right: 2px solid currentColor;
    transition: transform 0.3s ease;
}

.p-infra__method-card:hover .p-infra__method-link::after {
    transform: translateY(-50%) rotate(45deg) translate(2px, -2px);
}

/* ==========================================================================
   SGICP工法 / 3Sセグメント工法 共通スタイル
   ========================================================================== */

/* 特長グリッド */
.p-sgicp__features-grid,
.p-3s__features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

/* 特長カード — 強化版 */
.p-sgicp__feature,
.p-3s__feature {
    padding: 32px 28px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    border-left: 5px solid var(--color-primary);
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
    overflow: hidden;
}

/* 背景装飾 */
.p-sgicp__feature::after,
.p-3s__feature::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-primary);
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: scale(0.5);
}

.p-sgicp__feature:hover,
.p-3s__feature:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.p-sgicp__feature:hover::after,
.p-3s__feature:hover::after {
    opacity: 0.05;
    transform: scale(1);
}

.p-sgicp__feature:nth-child(2),
.p-3s__feature:nth-child(2) {
    border-left-color: var(--color-accent);
}

.p-sgicp__feature:nth-child(2)::after,
.p-3s__feature:nth-child(2)::after {
    background: var(--color-accent);
}

.p-sgicp__feature:nth-child(3),
.p-3s__feature:nth-child(3) {
    border-left-color: var(--color-accent-green);
}

.p-sgicp__feature:nth-child(3)::after,
.p-3s__feature:nth-child(3)::after {
    background: var(--color-accent-green);
}

.p-sgicp__feature-header,
.p-3s__feature-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

/* 番号 — グラデーション + カラフル */
.p-sgicp__feature-num,
.p-3s__feature-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    font-size: 0.875rem;
    font-weight: 700;
    flex-shrink: 0;
    font-family: var(--font-family-en);
    box-shadow: 0 3px 10px rgba(26, 111, 196, 0.2);
    transition: transform var(--transition-pop);
}

.p-sgicp__feature:nth-child(2) .p-sgicp__feature-num,
.p-3s__feature:nth-child(2) .p-3s__feature-num {
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    box-shadow: 0 3px 10px rgba(255, 139, 45, 0.2);
}

.p-sgicp__feature:nth-child(3) .p-sgicp__feature-num,
.p-3s__feature:nth-child(3) .p-3s__feature-num {
    background: linear-gradient(135deg, var(--color-accent-green), var(--color-accent-green-light));
    box-shadow: 0 3px 10px rgba(45, 190, 110, 0.2);
}

.p-sgicp__feature:hover .p-sgicp__feature-num,
.p-3s__feature:hover .p-3s__feature-num {
    transform: scale(1.1) rotate(-5deg);
}

.p-sgicp__feature-title,
.p-3s__feature-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
}

.p-sgicp__feature-desc,
.p-3s__feature-desc {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-light);
}

/* 施工手順 — タイムライン風 */
.p-sgicp__steps-list,
.p-3s__steps-list {
    margin-top: 40px;
    position: relative;
}

/* 縦のグラデーションライン */
.p-sgicp__steps-list::before,
.p-3s__steps-list::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--color-primary), var(--color-accent-green), var(--color-accent));
    opacity: 0.15;
    border-radius: 2px;
}

.p-sgicp__step,
.p-3s__step {
    margin-bottom: 40px;
    padding-bottom: 40px;
    padding-left: 60px;
    border-bottom: 1px solid var(--color-border);
    position: relative;
}

.p-sgicp__step:last-child,
.p-3s__step:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.p-sgicp__step-header,
.p-3s__step-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

/* ステップ番号 — ピルバッジ + グラデーション */
.p-sgicp__step-num,
.p-3s__step-num {
    display: inline-block;
    padding: 5px 18px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 700;
    border-radius: var(--radius-xl);
    letter-spacing: 0.08em;
    font-family: var(--font-family-en);
    box-shadow: 0 3px 10px rgba(26, 111, 196, 0.2);
}

.p-sgicp__step-title,
.p-3s__step-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text);
}

.p-sgicp__step-body,
.p-3s__step-body {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 24px;
    align-items: start;
}

/* 施工画像 — シャドウ + ラウンド */
.p-sgicp__step-img,
.p-3s__step-img {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.p-sgicp__step-img img,
.p-3s__step-img img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    transition: transform 0.5s ease;
}

.p-sgicp__step-img:hover img,
.p-3s__step-img:hover img {
    transform: scale(1.04);
}

.p-sgicp__step-desc,
.p-3s__step-desc {
    font-size: 0.9375rem;
    line-height: 2;
    color: var(--color-text-light);
}

/* 施工実績リンク — グラデーション背景 + 装飾 */
.p-sgicp__works-link,
.p-3s__works-link {
    margin-top: 0;
    position: relative;
    z-index: 1;
}

.p-sgicp__works-link-inner,
.p-3s__works-link-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    padding: 44px;
    background: linear-gradient(135deg, var(--color-bg-blue), var(--color-bg-green));
    background-size: 200% 200%;
    animation: gradient-shift 8s ease infinite;
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.p-sgicp__works-link-inner:hover,
.p-3s__works-link-inner:hover {
    box-shadow: var(--shadow-md);
}

/* 装飾ストライプ */
.p-sgicp__works-link-inner::before,
.p-3s__works-link-inner::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 100%;
    background: repeating-linear-gradient(
        -45deg,
        transparent,
        transparent 8px,
        var(--color-accent-green) 8px,
        var(--color-accent-green) 9px
    );
    opacity: 0.03;
    pointer-events: none;
}

.p-sgicp__works-link-inner h3,
.p-3s__works-link-inner h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.p-sgicp__works-link-inner p,
.p-3s__works-link-inner p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

/* ==========================================================================
   CIPP製品 (p-cipp)
   ========================================================================== */

.p-cipp__products-grid {
    display: flex;
    flex-direction: column;
    gap: 32px;
    margin-top: 40px;
}

.p-cipp__product {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 32px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
}

/* カード上部のカラーライン */
.p-cipp__product::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green), var(--color-accent));
    z-index: 2;
}

.p-cipp__product:hover {
    box-shadow: 0 12px 40px rgba(26, 111, 196, 0.1);
    transform: translateY(-4px);
}

.p-cipp__product-img {
    overflow: hidden;
}

.p-cipp__product-img img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.p-cipp__product:hover .p-cipp__product-img img {
    transform: scale(1.06);
}

.p-cipp__product-body {
    padding: 32px 32px 32px 0;
}

.p-cipp__product-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 12px;
}

.p-cipp__product-desc {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

/* スペック表 — 背景グラデーション */
.p-cipp__product-specs {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 4px 12px;
    font-size: 0.875rem;
    background: linear-gradient(135deg, var(--color-bg-blue), var(--color-bg-light));
    padding: 16px 20px;
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-primary);
}

.p-cipp__product-specs dt {
    font-weight: 700;
    color: var(--color-primary);
}

.p-cipp__product-specs dd {
    margin: 0;
    color: var(--color-text-light);
}

/* CIPP品質管理 */
.p-cipp__quality-content {
    margin-top: 32px;
}

.p-cipp__quality-content > p {
    line-height: 2;
    font-size: 0.9375rem;
    color: var(--color-text-light);
    margin-bottom: 24px;
}

.p-cipp__quality-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.p-cipp__quality-item {
    padding: 28px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    border-top: 4px solid var(--color-primary);
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
    overflow: hidden;
}

.p-cipp__quality-item:nth-child(2) {
    border-top-color: var(--color-accent);
}

.p-cipp__quality-item:nth-child(3) {
    border-top-color: var(--color-accent-green);
}

.p-cipp__quality-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.p-cipp__quality-item::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.p-cipp__quality-item:nth-child(2)::after { background: var(--color-accent); }
.p-cipp__quality-item:nth-child(3)::after { background: var(--color-accent-green); }

.p-cipp__quality-item:hover::after {
    opacity: 0.05;
}

.p-cipp__quality-item h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
}

.p-cipp__quality-item p {
    font-size: 0.875rem;
    line-height: 1.8;
    color: var(--color-text-light);
    position: relative;
    z-index: 1;
}

/* ==========================================================================
   開発研究 (p-rd)
   ========================================================================== */

.p-rd__themes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 40px;
}

/* テーマカード — クリエイティブホバー */
.p-rd__theme {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
}

/* 上部カラーアクセント */
.p-rd__theme::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green));
    z-index: 2;
}

.p-rd__theme:nth-child(2)::before {
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-yellow));
}

.p-rd__theme:nth-child(3)::before {
    background: linear-gradient(90deg, var(--color-accent-green), var(--color-primary));
}

.p-rd__theme:nth-child(4)::before {
    background: linear-gradient(90deg, var(--color-accent-yellow), var(--color-accent));
}

.p-rd__theme:hover {
    box-shadow: 0 12px 36px rgba(26, 111, 196, 0.12);
    transform: translateY(-6px);
}

.p-rd__theme-img {
    overflow: hidden;
    aspect-ratio: 3 / 2;
}

.p-rd__theme-img img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.p-rd__theme:hover .p-rd__theme-img img {
    transform: scale(1.08);
}

.p-rd__theme-body {
    padding: 26px;
}

/* テーマタグ — ピル型 + グラデーション */
.p-rd__theme-tag {
    display: inline-block;
    padding: 3px 14px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-xl);
    margin-bottom: 10px;
    letter-spacing: 0.05em;
}

.p-rd__theme-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.p-rd__theme-desc {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 14px;
}

/* キーワードタグ — ピル型カラフル */
.p-rd__theme-keywords {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.p-rd__theme-keywords li {
    display: inline-block;
    padding: 3px 12px;
    background: var(--color-bg-blue);
    color: var(--color-primary);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    transition: background 0.3s ease, color 0.3s ease;
}

.p-rd__theme-keywords li:hover {
    background: var(--color-primary);
    color: #fff;
}

/* 開発研究体制 — 強化版 */
.p-rd__facility-content {
    margin-top: 32px;
}

.p-rd__facility-text {
    margin-bottom: 32px;
}

.p-rd__facility-text p {
    line-height: 2;
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

.p-rd__facility-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.p-rd__facility-feature {
    padding: 28px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    border-top: 4px solid var(--color-primary);
    transition: box-shadow var(--transition-pop), transform var(--transition-pop);
    position: relative;
    overflow: hidden;
}

.p-rd__facility-feature:nth-child(2) {
    border-top-color: var(--color-accent);
}

.p-rd__facility-feature:nth-child(3) {
    border-top-color: var(--color-accent-green);
}

.p-rd__facility-feature:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.p-rd__facility-feature::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.p-rd__facility-feature:nth-child(2)::after { background: var(--color-accent); }
.p-rd__facility-feature:nth-child(3)::after { background: var(--color-accent-green); }

.p-rd__facility-feature:hover::after {
    opacity: 0.05;
}

.p-rd__facility-feature h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
}

.p-rd__facility-feature p {
    font-size: 0.875rem;
    line-height: 1.8;
    color: var(--color-text-light);
    position: relative;
    z-index: 1;
}

/* ブログリンク — 強化版 */
.p-rd__blog-link {
    margin-top: 0;
    position: relative;
    z-index: 1;
}

.p-rd__blog-link-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    padding: 44px;
    background: linear-gradient(135deg, var(--color-bg-blue), var(--color-bg-green));
    background-size: 200% 200%;
    animation: gradient-shift 8s ease infinite;
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.p-rd__blog-link-inner:hover {
    box-shadow: var(--shadow-md);
}

.p-rd__blog-link-inner::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 100%;
    background: repeating-linear-gradient(
        -45deg,
        transparent,
        transparent 8px,
        var(--color-primary) 8px,
        var(--color-primary) 9px
    );
    opacity: 0.03;
    pointer-events: none;
}

.p-rd__blog-link-inner h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.p-rd__blog-link-inner p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

/* ==========================================================================
   共通ボタン
   ========================================================================== */

.c-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-size: 0.9375rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: var(--radius-xl);
    transition: all var(--transition-pop);
    white-space: nowrap;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

/* ボタン光沢エフェクト */
.c-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.c-btn:hover::before {
    left: 100%;
}

.c-btn--primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    background-size: 200% 200%;
    animation: gradient-shift 8s ease infinite;
    color: #fff;
    border: 2px solid transparent;
    box-shadow: 0 4px 16px rgba(26, 111, 196, 0.25);
}

.c-btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(26, 111, 196, 0.35);
    color: #fff;
}

/* ==========================================================================
   レスポンシブ
   ========================================================================== */

@media (max-width: 1024px) {
    .p-strength__links-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .p-sgicp__features-grid,
    .p-3s__features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .p-infra__methods-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .p-cipp__product {
        grid-template-columns: 280px 1fr;
    }
}

@media (max-width: 768px) {
    .p-strength,
    .p-mold,
    .p-plastic,
    .p-infra,
    .p-sgicp,
    .p-3s,
    .p-cipp,
    .p-rd {
        padding-bottom: 48px;
    }

    .p-mold__intro,
    .p-mold__flow,
    .p-mold__specs,
    .p-plastic__intro,
    .p-plastic__process,
    .p-plastic__categories,
    .p-plastic__quality,
    .p-infra__intro,
    .p-infra__diagram,
    .p-infra__merits,
    .p-infra__methods,
    .p-sgicp__intro,
    .p-sgicp__features,
    .p-sgicp__steps,
    .p-sgicp__specs,
    .p-3s__intro,
    .p-3s__features,
    .p-3s__steps,
    .p-3s__specs,
    .p-cipp__intro,
    .p-cipp__products,
    .p-cipp__specs,
    .p-cipp__quality,
    .p-rd__intro,
    .p-rd__themes,
    .p-rd__facility {
        margin-bottom: 48px;
    }

    /* 装飾を非表示 */
    .p-strength::after,
    .p-mold::before,
    .p-plastic::after,
    .p-3s::before,
    .p-sgicp::before,
    .p-sgicp::after,
    .p-infra::before,
    .p-infra::after,
    .p-rd::before,
    .p-rd::after {
        display: none;
    }

    /* 施工手順タイムライン非表示 */
    .p-sgicp__steps-list::before,
    .p-3s__steps-list::before {
        display: none;
    }

    .p-sgicp__step,
    .p-3s__step {
        padding-left: 0;
    }

    /* フロー図 */
    .p-strength__flow-diagram {
        flex-direction: column;
        align-items: center;
    }

    .p-strength__flow-step {
        max-width: 100%;
        width: 100%;
    }

    .p-strength__flow-arrow {
        width: 2px;
        height: 40px;
        padding-top: 0;
        transform: rotate(90deg);
    }

    /* 強みポイント */
    .p-strength__points-grid {
        grid-template-columns: 1fr;
    }

    .p-strength__links-grid {
        grid-template-columns: 1fr;
    }

    /* イントロ横並び → 縦 */
    .p-mold__intro-content,
    .p-plastic__intro-content,
    .p-infra__intro-content,
    .p-sgicp__intro-content,
    .p-3s__intro-content,
    .p-cipp__intro-content,
    .p-rd__intro-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    /* 金型フロー */
    .p-mold__flow-steps {
        flex-direction: column;
    }

    .p-mold__flow-step:not(:last-child)::after {
        display: none;
    }

    /* プラスチック プロセス */
    .p-plastic__process-flow {
        flex-direction: column;
        border-radius: var(--radius-md);
    }

    .p-plastic__process-step {
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

    .p-plastic__process-step:last-child {
        border-bottom: none;
    }

    .p-plastic__categories-grid {
        grid-template-columns: 1fr;
    }

    .p-plastic__quality-items,
    .p-cipp__quality-items {
        grid-template-columns: 1fr;
    }

    /* 管路更生図解 */
    .p-infra__diagram-visual {
        flex-direction: column;
        padding: 32px 20px;
    }

    .p-infra__diagram-arrow {
        transform: rotate(90deg);
        align-self: center;
        margin-top: 0;
    }

    .p-infra__merits-grid {
        grid-template-columns: 1fr;
    }

    .p-infra__methods-grid {
        grid-template-columns: 1fr;
    }

    .p-infra__method-head {
        aspect-ratio: 16 / 6;
    }

    .p-infra__method-mark {
        width: 72px;
        height: 72px;
        border-width: 5px;
    }

    .p-infra__method-count {
        font-size: 2.1rem;
    }

    /* 工法特長 */
    .p-sgicp__features-grid,
    .p-3s__features-grid {
        grid-template-columns: 1fr;
    }

    /* 施工手順 */
    .p-sgicp__step-body,
    .p-3s__step-body {
        grid-template-columns: 1fr;
    }

    /* CIPP製品 */
    .p-cipp__product {
        grid-template-columns: 1fr;
    }

    .p-cipp__product-body {
        padding: 24px;
    }

    .p-cipp__product-img {
        max-height: 240px;
    }

    /* 開発研究 */
    .p-rd__themes-grid {
        grid-template-columns: 1fr;
    }

    .p-rd__facility-features {
        grid-template-columns: 1fr;
    }

    /* リンクバー */
    .p-mold__equipment-link-inner,
    .p-sgicp__works-link-inner,
    .p-3s__works-link-inner,
    .p-rd__blog-link-inner {
        flex-direction: column;
        text-align: center;
        gap: 20px;
        padding: 32px 24px;
    }
}

@media (max-width: 480px) {
    .p-strength__flow-number {
        width: 52px;
        height: 52px;
        font-size: 1.3rem;
    }

    .p-strength__flow-title {
        font-size: 1.15rem;
    }

    .p-sgicp__step-title,
    .p-3s__step-title {
        font-size: 1.1rem;
    }
}

/* ==========================================================================
   反転・形成工法 (p-renovation)
   ========================================================================== */

.p-renovation {
    --renovation-sgicp: #1a6fc4;
    --renovation-sgicp-light: #4a9bdc;
    --renovation-sgicp-g: #d68b2c;
    --renovation-sgicp-g-light: #f0a847;
    --renovation-sgicp-m: #2dbe6e;
    --renovation-sgicp-m-light: #5ed492;
    --renovation-grow: #2d5fa8;
    --renovation-grow-light: #5a87cf;
    --renovation-sgh1: #9b3aa8;
    --renovation-sgh1-light: #c46bd1;
    padding-bottom: 80px;
}

/* ─────── ページ導入 ─────── */

.p-renovation__intro {
    margin: 0 auto 56px;
    padding: 48px 32px;
    max-width: 960px;
    text-align: center;
    background: linear-gradient(135deg, #f4f8ff 0%, #fff7ed 100%);
    border-radius: var(--radius-xl);
    box-shadow: 0 8px 32px rgba(15, 35, 80, 0.06);
}

.p-renovation__intro-tag {
    display: inline-block;
    padding: 6px 18px;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 700;
    border-radius: var(--radius-xl);
    letter-spacing: 0.06em;
}

.p-renovation__intro-title {
    margin: 20px 0 16px;
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--color-text);
    letter-spacing: 0.02em;
}

.p-renovation__intro-lead {
    margin: 0 auto;
    max-width: 760px;
    color: var(--color-text);
    font-size: 1rem;
    line-height: 2;
    text-align: left;
}

/* ─────── 工法ナビ ─────── */

.p-renovation__nav {
    margin-bottom: 80px;
}

.p-renovation__nav-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.p-renovation__nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 12px;
    background: #fff;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    transition: transform var(--transition-pop), box-shadow var(--transition-pop), border-color var(--transition-base);
}

.p-renovation__nav-link:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(15, 35, 80, 0.12);
}

.p-renovation__nav-no {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-bg-blue);
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 700;
    font-family: var(--font-family-en);
}

.p-renovation__nav-link--sgicp .p-renovation__nav-no   { background: var(--renovation-sgicp);   color: #fff; }
.p-renovation__nav-link--sgicp-g .p-renovation__nav-no { background: var(--renovation-sgicp-g); color: #fff; }
.p-renovation__nav-link--sgicp-m .p-renovation__nav-no { background: var(--renovation-sgicp-m); color: #fff; }
.p-renovation__nav-link--grow .p-renovation__nav-no    { background: var(--renovation-grow);    color: #fff; }
.p-renovation__nav-link--sgh1 .p-renovation__nav-no    { background: var(--renovation-sgh1);    color: #fff; }

.p-renovation__nav-link--sgicp:hover   { border-color: var(--renovation-sgicp);   }
.p-renovation__nav-link--sgicp-g:hover { border-color: var(--renovation-sgicp-g); }
.p-renovation__nav-link--sgicp-m:hover { border-color: var(--renovation-sgicp-m); }
.p-renovation__nav-link--grow:hover    { border-color: var(--renovation-grow);    }
.p-renovation__nav-link--sgh1:hover    { border-color: var(--renovation-sgh1);    }

/* ─────── 各工法セクション ─────── */

.p-renovation__method {
    margin-bottom: 24px;
    padding: 64px 0;
    scroll-margin-top: 80px;
    position: relative;
}

.p-renovation__method-inner {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 工法ごとに上端帯 */
.p-renovation__method::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
}

.p-renovation__method--sgicp   { --accent: var(--renovation-sgicp);   --accent-light: var(--renovation-sgicp-light);   }
.p-renovation__method--sgicp-g { --accent: var(--renovation-sgicp-g); --accent-light: var(--renovation-sgicp-g-light); }
.p-renovation__method--sgicp-m { --accent: var(--renovation-sgicp-m); --accent-light: var(--renovation-sgicp-m-light); }
.p-renovation__method--grow    { --accent: var(--renovation-grow);    --accent-light: var(--renovation-grow-light);    }
.p-renovation__method--sgh1    { --accent: var(--renovation-sgh1);    --accent-light: var(--renovation-sgh1-light);    background: linear-gradient(180deg, #fafafa 0%, #fff 100%); }

/* GROW + SGH1：2カラム並列のコンパクト表示 */
.p-renovation__pair {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: stretch;
    margin-bottom: 24px;
}

.p-renovation__pair .p-renovation__method {
    margin-bottom: 0;
    padding: 40px 0;
    border: 1px solid var(--color-border, #e5e7eb);
    border-radius: var(--radius-lg, 12px);
    background: #fff;
    overflow: hidden;
}

.p-renovation__pair .p-renovation__method--sgh1 {
    background: linear-gradient(180deg, #fafafa 0%, #fff 100%);
}

.p-renovation__pair .p-renovation__method-inner {
    max-width: none;
    padding: 0 28px;
}

.p-renovation__pair .p-renovation__method-no {
    width: 52px;
    height: 52px;
    font-size: 1.25rem;
}

.p-renovation__pair .p-renovation__method-title {
    font-size: 1.5rem;
}

.p-renovation__compact-body .p-renovation__method-lead {
    margin-bottom: 20px;
}

@media (max-width: 768px) {
    .p-renovation__pair {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* method header */
.p-renovation__method-header {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 12px;
}

.p-renovation__method-no {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: #fff;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-family-en);
    box-shadow: 0 6px 16px rgba(15, 35, 80, 0.18);
}

.p-renovation__method-title {
    margin: 0;
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-text);
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.p-renovation__method-en {
    margin: 4px 0 0;
    color: var(--accent);
    font-size: 0.9375rem;
    font-family: var(--font-family-en);
    letter-spacing: 0.04em;
    font-weight: 600;
}

.p-renovation__cert {
    display: inline-flex;
    align-items: center;
    margin-left: auto;
    padding: 6px 14px;
    background: var(--accent);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-xl);
    letter-spacing: 0.04em;
}

.p-renovation__method-subtitle {
    margin: 16px 0 12px;
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.04);
    border-left: 4px solid var(--accent);
    color: var(--color-text);
    font-size: 0.9375rem;
    font-weight: 600;
}

.p-renovation__method-lead {
    margin: 0 0 32px;
    line-height: 2;
    color: var(--color-text);
}

.p-renovation__method-more {
    margin-top: 24px;
    text-align: right;
    font-size: 0.9375rem;
}

.p-renovation__method-more a {
    color: var(--accent);
    font-weight: 700;
    text-decoration: none;
    transition: opacity var(--transition-base);
}

.p-renovation__method-more a:hover {
    opacity: 0.7;
}

.p-renovation__method-note {
    margin-top: 24px;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.03);
    border-radius: var(--radius-sm);
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.7;
    /* 単語の途中で改行させず、句読点（文節）で折り返す */
    word-break: keep-all;
    overflow-wrap: anywhere;
}

/* ─────── 2カラム（チラシ画像｜本文） ─────── */

.p-renovation__cols {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: 40px;
    align-items: start;
    margin-top: 24px;
}

/* 画像を右に配置するバリアント */
.p-renovation__cols--reverse > .p-renovation__chirashi {
    order: 2;
}

.p-renovation__cols-body > :first-child {
    margin-top: 0;
}

.p-renovation__cols-body > :last-child {
    margin-bottom: 0;
}

/* PCではチラシをスティッキーにして読みながら参照できるよう追従 */
@media (min-width: 769px) {
    .p-renovation__cols > .p-renovation__chirashi {
        position: sticky;
        top: 80px;
        align-self: start;
    }
}

/* ─────── チラシ画像（メインビジュアル） ─────── */

.p-renovation__chirashi {
    margin: 0;
    text-align: center;
}

.p-renovation__chirashi-img {
    display: block;
    width: 100%;
    height: auto;
    margin: 0 auto;
    border-radius: var(--radius-md);
    box-shadow: 0 12px 36px rgba(15, 35, 80, 0.18);
}

.p-renovation__chirashi-caption {
    margin-top: 12px;
    color: var(--color-text-light);
    font-size: 0.8125rem;
    letter-spacing: 0.04em;
}

/* ─────── 特長セクション ─────── */

.p-renovation__features {
    margin: 32px 0;
    padding: 28px 32px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 16px rgba(15, 35, 80, 0.04);
}

.p-renovation__features-title {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin: 0 0 16px;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-text);
}

.p-renovation__features-label {
    display: inline-block;
    padding: 4px 12px;
    background: var(--accent);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    letter-spacing: 0.04em;
}

.p-renovation__features-lead {
    margin: 0 0 16px;
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.8;
}

.p-renovation__features--two {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
}

.p-renovation__feature-card {
    padding: 24px 28px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-top: 4px solid var(--accent);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 16px rgba(15, 35, 80, 0.04);
}

.p-renovation__feature-card-title {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0 0 12px;
    font-size: 1.1rem;
    font-weight: 800;
}

/* 樹脂タイプリスト */

.p-renovation__resin-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 12px;
}

.p-renovation__resin-list li {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 16px;
    align-items: center;
    padding: 14px 18px;
    background: var(--color-bg-blue);
    border-radius: var(--radius-sm);
}

.p-renovation__resin-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--accent);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

/* チェックリスト */

.p-renovation__check-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.p-renovation__check-list li {
    position: relative;
    padding: 6px 0 6px 28px;
    line-height: 1.8;
}

.p-renovation__check-list li::before {
    content: '';
    position: absolute;
    top: 14px;
    left: 0;
    width: 18px;
    height: 18px;
    border-radius: 4px;
    background: var(--accent);
    mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'><path d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z'/></svg>");
    mask-size: 14px;
    mask-position: center;
    mask-repeat: no-repeat;
    -webkit-mask-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'><path d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z'/></svg>");
    -webkit-mask-size: 14px;
    -webkit-mask-position: center;
    -webkit-mask-repeat: no-repeat;
}

/* スペックブロック */

.p-renovation__spec-block {
    margin: 32px 0 0;
    padding: 28px 32px;
    background: #fff;
    border-left: 4px solid var(--accent);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 16px rgba(15, 35, 80, 0.04);
}

.p-renovation__spec-title {
    margin: 0 0 16px;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--accent);
}

.p-renovation__spec {
    margin: 0;
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 10px 20px;
    font-size: 0.9375rem;
}

.p-renovation__spec dt {
    font-weight: 700;
    color: var(--color-text);
}

.p-renovation__spec dd {
    margin: 0;
    line-height: 1.8;
    color: var(--color-text);
}

.p-renovation__spec-note {
    margin: 12px 0 0;
    font-size: 0.8125rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* 開発中バッジ */

.p-renovation__badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    background: linear-gradient(135deg, #ff8b2d, #ffb86b);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: var(--radius-xl);
    letter-spacing: 0.08em;
    box-shadow: 0 2px 8px rgba(255, 139, 45, 0.32);
    vertical-align: middle;
}

.p-renovation__nav-link--sgh1 .p-renovation__badge {
    margin-left: 6px;
    padding: 2px 8px;
    font-size: 0.625rem;
}

/* ─────── レスポンシブ ─────── */

@media (max-width: 1024px) {
    .p-renovation__nav-list {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 中サイズでは2カラムの比率を均等寄りに */
@media (max-width: 1024px) {
    .p-renovation__cols {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
        gap: 28px;
    }
}

@media (max-width: 768px) {
    .p-renovation__intro {
        padding: 32px 20px;
    }

    .p-renovation__intro-title {
        font-size: 1.625rem;
    }

    .p-renovation__nav-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .p-renovation__method {
        padding: 40px 0;
    }

    /* SP: 1カラムに折り返し、画像は常に上 */
    .p-renovation__cols,
    .p-renovation__cols--reverse {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .p-renovation__cols--reverse > .p-renovation__chirashi {
        order: 0;
    }

    .p-renovation__cols > .p-renovation__chirashi {
        position: static;
    }

    .p-renovation__method-inner {
        padding: 0 16px;
    }

    .p-renovation__method-header {
        gap: 14px;
    }

    .p-renovation__method-no {
        width: 48px;
        height: 48px;
        font-size: 1.125rem;
    }

    .p-renovation__method-title {
        font-size: 1.5rem;
    }

    .p-renovation__cert {
        margin-left: 0;
        font-size: 0.6875rem;
    }

    .p-renovation__features,
    .p-renovation__feature-card,
    .p-renovation__spec-block {
        padding: 20px;
    }

    .p-renovation__features--two {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .p-renovation__resin-list li {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .p-renovation__spec {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .p-renovation__spec dt {
        margin-top: 8px;
    }
}