/* ---------- 面包屑导航 ---------- */
        .xnair-breadcrumb-wrap {
            background-color: #f8fafc;
            border-bottom: 1px solid #e2e8f0;
            padding: 14px 0;
        }
        .xnair-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 14px;
            color: #64748b;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .xnair-breadcrumb li {
            display: inline-flex;
            align-items: center;
        }
        .xnair-breadcrumb li a {
            color: #334155;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.2s ease;
        }
        .xnair-breadcrumb li a:hover {
            color: #134074;
            text-decoration: underline;
        }
        .xnair-breadcrumb-sep {
            margin: 0 4px;
            color: #94a3b8;
            user-select: none;
        }
        .xnair-breadcrumb .xnair-breadcrumb-current {
            color: #0b2545;
            font-weight: 600;
            pointer-events: none;
        }

        /* ---------- 首屏区域 ---------- */
        .xnair-hero-wrap {
            background-color: #ffffff;
            padding: 40px 0 48px;
        }
        .xnair-hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .xnair-hero-content h1 {
            font-size: 34px;
            font-weight: 700;
            color: #0b2545;
            line-height: 1.25;
            margin: 0 0 18px 0;
            letter-spacing: -0.3px;
        }
        .xnair-hero-content .xnair-hero-subtitle {
            font-size: 17px;
            color: #475569;
            line-height: 1.65;
            margin: 0 0 10px 0;
            max-width: 520px;
        }
        .xnair-hero-content .xnair-hero-stats {
            display: flex;
            gap: 28px;
            margin-top: 22px;
            flex-wrap: wrap;
        }
        .xnair-hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .xnair-hero-stat-num {
            font-size: 26px;
            font-weight: 700;
            color: #134074;
            line-height: 1;
        }
        .xnair-hero-stat-label {
            font-size: 13px;
            color: #64748b;
            line-height: 1.4;
            max-width: 90px;
        }
        .xnair-hero-image {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
            background-color: #f1f5f9;
        }
        .xnair-hero-image img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            aspect-ratio: 4 / 3;
        }

        /* ---------- 子栏目卡片网格 ---------- */
        .xnair-solutions-grid-wrap {
            background-color: #f8fafc;
            padding: 48px 0 56px;
        }
        .xnair-section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: #134074;
            text-transform: uppercase;
            letter-spacing: 1.2px;
            margin-bottom: 8px;
        }
        .xnair-section-heading {
            font-size: 28px;
            font-weight: 700;
            color: #0b2545;
            margin: 0 0 36px 0;
            line-height: 1.3;
        }
        .xnair-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .xnair-card {
            background: #ffffff;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
            border: 1px solid #e8ecf1;
            transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
            display: flex;
            flex-direction: column;
        }
        .xnair-card:hover {
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.1);
            transform: translateY(-3px);
            border-color: #c8d6e5;
        }
        .xnair-card-image {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background-color: #eef2f7;
            position: relative;
        }
        .xnair-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform 0.4s ease;
        }
        .xnair-card:hover .xnair-card-image img {
            transform: scale(1.04);
        }
        .xnair-card-temp-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: #0b2545;
            color: #ffffff;
            font-size: 12px;
            font-weight: 600;
            padding: 6px 12px;
            border-radius: 4px;
            letter-spacing: 0.3px;
            z-index: 2;
            pointer-events: none;
        }
        .xnair-card-body {
            padding: 20px 22px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .xnair-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: #0b2545;
            margin: 0 0 8px 0;
            line-height: 1.35;
        }
        .xnair-card-body h3 a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        .xnair-card-body h3 a:hover {
            color: #134074;
        }
        .xnair-card-body .xnair-card-desc {
            font-size: 14px;
            color: #475569;
            line-height: 1.55;
            margin: 0 0 14px 0;
            flex: 1;
        }
        .xnair-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 14px;
        }
        .xnair-card-meta-item {
            font-size: 12px;
            color: #64748b;
            background: #f1f5f9;
            padding: 5px 10px;
            border-radius: 3px;
            white-space: nowrap;
        }
        .xnair-card-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 14px;
            font-weight: 600;
            color: #134074;
            text-decoration: none;
            transition: gap 0.2s ease, color 0.2s ease;
            align-self: flex-start;
        }
        .xnair-card-link:hover {
            gap: 9px;
            color: #0b2545;
        }
        .xnair-card-link-arrow {
            display: inline-block;
            transition: transform 0.2s ease;
            font-size: 16px;
            line-height: 1;
        }

        /* ---------- 分页导航 ---------- */
        .xnair-pagination-wrap {
            padding: 20px 0 0;
            display: flex;
            justify-content: center;
        }
        .xnair-pagination {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            padding: 0;
            margin: 0;
            flex-wrap: wrap;
            justify-content: center;
        }
        .xnair-pagination li a,
        .xnair-pagination li span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            font-size: 14px;
            font-weight: 500;
            border-radius: 6px;
            text-decoration: none;
            transition: all 0.2s ease;
            border: 1px solid #dde4ed;
            color: #334155;
            background: #ffffff;
            white-space: nowrap;
        }
        .xnair-pagination li a:hover {
            background: #f1f5f9;
            border-color: #134074;
            color: #134074;
        }
        .xnair-pagination li .xnair-page-active {
            background: #0b2545;
            color: #ffffff;
            border-color: #0b2545;
            font-weight: 700;
            pointer-events: none;
        }
        .xnair-pagination li .xnair-page-disabled {
            color: #b0b8c4;
            border-color: #e8ecf1;
            pointer-events: none;
            background: #fafbfc;
        }
        .xnair-pagination-sep {
            color: #94a3b8;
            padding: 0 2px;
            user-select: none;
        }

        /* ---------- FAQ 区块 ---------- */
        .xnair-faq-wrap {
            background-color: #ffffff;
            padding: 48px 0 52px;
            border-top: 1px solid #e8ecf1;
        }
        .xnair-faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px 32px;
        }
        .xnair-faq-item {
            border-bottom: 1px solid #eef2f7;
            padding-bottom: 20px;
        }
        .xnair-faq-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: #0b2545;
            margin: 0 0 10px 0;
            line-height: 1.4;
        }
        .xnair-faq-item p {
            font-size: 14px;
            color: #475569;
            line-height: 1.6;
            margin: 0;
        }

        /* ---------- 品牌品质承诺模块 ---------- */
        .xnair-quality-wrap {
            background-color: #f8fafc;
            padding: 48px 0 52px;
            border-top: 1px solid #e8ecf1;
        }
        .xnair-quality-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .xnair-quality-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: #0b2545;
            margin: 0 0 14px 0;
            line-height: 1.35;
        }
        .xnair-quality-content p {
            font-size: 14px;
            color: #475569;
            line-height: 1.65;
            margin: 0 0 12px 0;
        }
        .xnair-quality-content ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .xnair-quality-content ul li {
            position: relative;
            padding-left: 22px;
            margin-bottom: 10px;
            font-size: 14px;
            color: #334155;
            line-height: 1.5;
        }
        .xnair-quality-content ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            width: 10px;
            height: 10px;
            background-color: #134074;
            border-radius: 2px;
            transform: rotate(45deg);
        }
        .xnair-quality-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: center;
            background: #ffffff;
            border-radius: 8px;
            padding: 28px 24px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            border: 1px solid #e8ecf1;
        }
        .xnair-quality-badge-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: #0b2545;
            text-align: center;
            min-width: 70px;
        }
        .xnair-quality-badge-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #eef4fb;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: #134074;
            flex-shrink: 0;
        }

        /* ---------- 响应式设计 ---------- */
        @media (max-width: 1100px) {
            .xnair-card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .xnair-hero-inner {
                gap: 28px;
            }
            .xnair-hero-content h1 {
                font-size: 28px;
            }
            .xnair-faq-grid {
                grid-template-columns: 1fr 1fr;
                gap: 18px 22px;
            }
            .xnair-quality-inner {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            .xnair-hero-inner {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .xnair-hero-image {
                order: -1;
                max-height: 260px;
            }
            .xnair-hero-image img {
                aspect-ratio: 16 / 9;
            }
            .xnair-hero-content h1 {
                font-size: 24px;
                margin-bottom: 12px;
            }
            .xnair-hero-content .xnair-hero-subtitle {
                font-size: 15px;
                max-width: 100%;
            }
            .xnair-hero-stats {
                gap: 16px;
            }
            .xnair-hero-stat-num {
                font-size: 22px;
            }
            .xnair-card-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .xnair-card-body {
                padding: 16px 18px 14px;
            }
            .xnair-card-body h3 {
                font-size: 17px;
            }
            .xnair-section-heading {
                font-size: 22px;
                margin-bottom: 24px;
            }
            .xnair-faq-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .xnair-faq-item h3 {
                font-size: 15px;
            }
            .xnair-quality-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .xnair-quality-badges {
                padding: 20px 16px;
                gap: 12px;
            }
            .xnair-quality-badge-icon {
                width: 44px;
                height: 44px;
                font-size: 22px;
            }
            .xnair-pagination li a,
            .xnair-pagination li span {
                min-width: 34px;
                height: 34px;
                padding: 0 8px;
                font-size: 13px;
            }
            .xnair-breadcrumb {
                font-size: 13px;
            }
            .xnair-card-temp-badge {
                font-size: 11px;
                padding: 4px 10px;
                top: 8px;
                left: 8px;
            }
            .xnair-card-meta {
                gap: 6px;
            }
            .xnair-card-meta-item {
                font-size: 11px;
                padding: 4px 8px;
            }
        }

        @media (max-width: 480px) {
            .xnair-hero-wrap {
                padding: 24px 0 32px;
            }
            .xnair-hero-content h1 {
                font-size: 21px;
            }
            .xnair-hero-content .xnair-hero-subtitle {
                font-size: 14px;
            }
            .xnair-solutions-grid-wrap {
                padding: 32px 0 40px;
            }
            .xnair-section-heading {
                font-size: 20px;
            }
            .xnair-card-image {
                aspect-ratio: 16 / 10;
            }
            .xnair-quality-wrap {
                padding: 32px 0 40px;
            }
            .xnair-faq-wrap {
                padding: 32px 0 36px;
            }
            .xnair-hero-stats {
                gap: 12px;
                flex-direction: column;
            }
            .xnair-hero-stat-item {
                gap: 8px;
            }
            .xnair-pagination {
                gap: 3px;
            }
            .xnair-pagination li a,
            .xnair-pagination li span {
                min-width: 30px;
                height: 30px;
                padding: 0 6px;
                font-size: 12px;
                border-radius: 4px;
            }
        }