:root {
            --primary: #0b5794;
            --primary-dark: #084070;
            --primary-light: #eaf2fa;
            --accent: #d9a404;
            --accent-dark: #b88903;
            --bg: #f6f8fb;
            --surface: #ffffff;
            --text: #1c2b3a;
            --text-light: #5f6f80;
            --border: #dde4ec;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-md: 0 8px 24px rgba(16, 48, 80, 0.08);
            --shadow-lg: 0 18px 36px rgba(16, 48, 80, 0.12);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "Microsoft Sans Serif", "Microsoft YaHei", "PingFang SC", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.6;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .topbar {
            background: var(--primary-dark);
            color: #cfddee;
            font-size: 0.82rem;
            padding: 8px 0;
        }
        .topbar__inner {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 4px 16px;
        }
        .header {
            background: var(--surface);
            box-shadow: 0 2px 12px rgba(16, 48, 80, 0.06);
            position: sticky;
            top: 0;
            z-index: 50;
        }
        .header__inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 14px 24px;
            flex-wrap: wrap;
            gap: 10px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            color: inherit;
        }
        .brand__mark {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
        }
        .brand__text strong {
            display: block;
            font-size: 1.2rem;
            color: var(--primary-dark);
            letter-spacing: 0.5px;
        }
        .brand__text span {
            font-size: 0.72rem;
            color: var(--text-light);
            letter-spacing: 0.3px;
        }
        .nav {
            display: flex;
            gap: 20px;
            align-items: center;
            flex-wrap: wrap;
        }
        .nav a {
            text-decoration: none;
            color: var(--text);
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.2s;
        }
        .nav a:hover {
            color: var(--primary);
        }
        .nav .nav-about {
            background: var(--primary-light);
            color: var(--primary);
            padding: 6px 14px;
            border-radius: 40px;
            font-weight: 600;
        }
        .nav .nav-about:hover {
            background: var(--primary);
            color: #fff;
        }
        .hero {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, #12659e 100%);
            color: #fff;
            padding: 60px 0 70px;
            position: relative;
            overflow: hidden;
        }
        .hero::before {
            content: "承载工业 · 输送未来";
            position: absolute;
            font-size: 78px;
            font-weight: 700;
            right: -30px;
            bottom: -20px;
            opacity: 0.05;
            white-space: nowrap;
            pointer-events: none;
            letter-spacing: 2px;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.3fr 0.9fr;
            gap: 48px;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            position: relative;
            z-index: 2;
        }
        .hero-copy .eyebrow {
            display: inline-block;
            background: rgba(217, 164, 4, 0.18);
            border: 1px solid rgba(217, 164, 4, 0.4);
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.82rem;
            font-weight: 500;
            color: #fce7b4;
            margin-bottom: 18px;
        }
        .hero-copy h1 {
            font-size: 2.4rem;
            line-height: 1.25;
            font-weight: 700;
            margin-bottom: 18px;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }
        .hero-copy h1 .hl {
            color: #fddb7a;
            border-bottom: 2px solid var(--accent);
        }
        .hero-copy p {
            font-size: 1.05rem;
            color: #d6e6f5;
            margin-bottom: 18px;
            max-width: 640px;
        }
        .chip-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 10px;
        }
        .chip-row .chip {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 4px 12px;
            border-radius: 40px;
            font-size: 0.82rem;
            color: #eaf2fa;
        }
        .hero-panel {
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            backdrop-filter: blur(4px);
        }
        .metric-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-bottom: 16px;
        }
        .metric-grid .metric {
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 14px 10px;
            text-align: center;
        }
        .metric-grid .metric strong {
            display: block;
            font-size: 1.3rem;
            color: #fddb7a;
        }
        .metric-grid .metric span {
            font-size: 0.72rem;
            color: #c9d9ea;
        }
        .hero-contact strong {
            display: block;
            font-size: 0.85rem;
            color: #c9d9ea;
            margin-bottom: 6px;
        }
        .hero-contact a {
            display: inline-block;
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            text-decoration: none;
            margin: 6px 0;
            letter-spacing: 0.5px;
        }
        .hero-contact a:hover {
            color: #fddb7a;
        }
        .hero-contact p {
            font-size: 0.82rem;
            color: #b9cde0;
            margin-top: 6px;
        }
        .section {
            padding: 54px 0;
        }
        .section-head {
            text-align: center;
            margin-bottom: 34px;
        }
        .section-head h2 {
            font-size: 1.8rem;
            color: var(--primary-dark);
            font-weight: 700;
        }
        .section-head span {
            display: block;
            font-size: 0.82rem;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-top: 4px;
        }
        .surface-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
        }
        .about-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 44px;
            align-items: center;
        }
        .about-copy p {
            margin-bottom: 14px;
            color: #3b4a5a;
            font-size: 0.98rem;
        }
        .about-copy .contact-note {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--primary-light);
            padding: 10px 18px;
            border-radius: 60px;
            font-weight: 600;
            color: var(--primary);
            margin: 12px 0 4px;
        }
        .about-figure {
            text-align: center;
        }
        .about-figure img {
            width: 100%;
            max-width: 480px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
        }
        .about-figure figcaption {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-top: 10px;
            font-weight: 500;
        }
        .strength-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 18px;
        }
        .strength-card {
            background: var(--surface);
            border-radius: var(--radius-md);
            padding: 24px 18px;
            border: 1px solid var(--border);
            box-shadow: 0 4px 12px rgba(16, 48, 80, 0.04);
            text-align: center;
            transition: 0.2s;
        }
        .strength-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }
        .strength-card .s-icon {
            font-size: 1.8rem;
            margin-bottom: 8px;
        }
        .strength-card h3 {
            font-size: 1rem;
            color: var(--primary-dark);
            margin-bottom: 6px;
        }
        .strength-card p {
            font-size: 0.82rem;
            color: var(--text-light);
        }
        .gallery-stack {
            display: flex;
            flex-direction: column;
            gap: 34px;
        }
        .gallery-group__title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--primary-dark);
            margin-bottom: 14px;
            padding-left: 12px;
            border-left: 4px solid var(--accent);
        }
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .gallery-card {
            background: var(--surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: 0 4px 12px rgba(16, 48, 80, 0.04);
            transition: 0.2s;
        }
        .gallery-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
        }
        .gallery-card img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            display: block;
        }
        .gallery-card p {
            padding: 10px 12px;
            font-size: 0.85rem;
            color: var(--text);
            font-weight: 500;
            border-top: 1px solid var(--border);
            background: #fafcfe;
        }
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .faq-item {
            background: var(--surface);
            border-radius: var(--radius-md);
            padding: 22px;
            border: 1px solid var(--border);
        }
        .faq-item h3 {
            font-size: 1rem;
            color: var(--primary-dark);
            margin-bottom: 6px;
        }
        .faq-item p {
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .cta-panel {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 70%);
            border-radius: var(--radius-lg);
            padding: 40px;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
            color: #fff;
            box-shadow: var(--shadow-lg);
        }
        .cta-copy .eyebrow {
            display: inline-block;
            background: rgba(217, 164, 4, 0.2);
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.78rem;
            color: #fce7b4;
            margin-bottom: 12px;
        }
        .cta-copy h2 {
            font-size: 1.7rem;
            margin-bottom: 12px;
            font-weight: 700;
        }
        .cta-copy p {
            color: #d6e6f5;
            font-size: 0.95rem;
            margin-bottom: 12px;
        }
        .contact-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .contact-list li {
            background: rgba(255, 255, 255, 0.08);
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
        }
        .cta-contact {
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid rgba(255, 255, 255, 0.14);
        }
        .cta-contact strong {
            display: block;
            font-size: 0.9rem;
            color: #c9d9ea;
            margin-bottom: 6px;
        }
        .cta-contact a {
            display: inline-block;
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            text-decoration: none;
            margin: 6px 0;
        }
        .cta-contact a:hover {
            color: #fddb7a;
        }
        .cta-contact__meta {
            display: flex;
            gap: 12px;
            margin-top: 16px;
        }
        .cta-contact__meta div {
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            flex: 1;
        }
        .cta-contact__meta span {
            display: block;
            font-size: 0.72rem;
            color: #b9cde0;
        }
        .cta-contact__meta strong {
            font-size: 0.9rem;
            color: #fff;
        }
        .footer {
            background: var(--primary-dark);
            color: #cddcee;
            padding: 28px 0 20px;
            margin-top: 30px;
        }
        .footer__inner {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer__inner p {
            font-size: 0.85rem;
        }
        .friend-links-row {
            margin-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 16px;
        }
        .friend-links__inner {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 18px;
            justify-content: center;
            font-size: 0.8rem;
            color: #9fb4c9;
        }
        .friend-links__inner a {
            color: #9fb4c9;
            text-decoration: none;
            font-size: 0.78rem;
        }
        .friend-links__inner a:hover {
            color: #fddb7a;
        }
        .footer .timestamp {
            text-align: center;
            font-size: 0.75rem;
            color: #7e93a9;
            margin-top: 10px;
        }
        .float-btn {
            display: none;
            position: fixed;
            bottom: 28px;
            right: 28px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            width: 52px;
            height: 52px;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: var(--shadow-lg);
            text-decoration: none;
            z-index: 99;
        }
        @media (max-width: 960px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .about-grid {
                grid-template-columns: 1fr;
            }
            .cta-panel {
                grid-template-columns: 1fr;
            }
            .gallery-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 640px) {
            .header__inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav {
                width: 100%;
                justify-content: space-between;
                gap: 10px;
                font-size: 0.9rem;
            }
            .hero-copy h1 {
                font-size: 1.8rem;
            }
            .gallery-grid {
                grid-template-columns: 1fr 1fr;
            }
            .metric-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cta-panel {
                padding: 24px;
            }
        }
    

.friend-links-row{display:block !important;width:100%;margin:18px 0 0;clear:both;}
.friend-links{display:block !important;width:100%;box-sizing:border-box;}
.friend-links__inner{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;width:100%;}
.friend-links__inner a{display:inline-block;font-size:12px;line-height:1.6;padding:0;color:inherit;text-decoration:none;opacity:.88;}
.friend-links__inner a:hover{text-decoration:underline;opacity:1;}
@media (max-width: 768px){
  .friend-links-row{margin-top:14px;}
  .friend-links__inner{gap:5px 10px;}
  .friend-links__inner a{font-size:11px;line-height:1.7;}
}