:root {
            --primary: #2b6f7a;
            --primary-light: #3d8898;
            --primary-dark: #1a3842;
            --accent: #d4893a;
            --accent-light: #e09e55;
            --bg: #f4f7f9;
            --card-bg: #ffffff;
            --text: #1e2d35;
            --text-light: #5a6f7a;
            --border: #e0e6ec;
            --shadow: 0 8px 30px rgba(26,56,66,0.08);
            --radius: 12px;
            --radius-lg: 20px;
            --font: 'Microsoft Sans Serif', 'Microsoft YaHei', 'PingFang SC', sans-serif;
        }
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }
        img {
            display: block;
            max-width: 100%;
            height: auto;
        }
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 0.4rem;
            letter-spacing: 1px;
            color: var(--primary-dark);
        }
        .section-sub {
            text-align: center;
            color: var(--text-light);
            font-size: 1.05rem;
            margin-bottom: 2.8rem;
            letter-spacing: 0.5px;
        }
        .divider {
            width: 64px;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            margin: 0.6rem auto 1.4rem;
            border-radius: 4px;
        }
        .eyebrow {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--accent);
            background: rgba(212, 137, 58, 0.12);
            padding: 4px 18px;
            border-radius: 30px;
            margin-bottom: 0.8rem;
        }

        .topbar {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.85rem;
            padding: 6px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .topbar .container {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 4px 18px;
        }
        .topbar .container span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .header {
            background: var(--primary-dark);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px 20px;
            padding-left: 24px;
            padding-right: 24px;
            max-width: 1240px;
            margin: 0 auto;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
        }
        .brand__mark {
            display: inline-block;
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: 8px;
            position: relative;
        }
        .brand__mark::after {
            content: '⧉';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 1.2rem;
            color: #fff;
        }
        .brand__text strong {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
        }
        .brand__text span {
            display: block;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.5px;
        }
        .nav {
            display: flex;
            align-items: center;
            gap: 6px 18px;
            flex-wrap: wrap;
        }
        .nav a {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 6px 10px;
            border-radius: 6px;
            transition: all 0.3s ease;
        }
        .nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .nav a.nav-home {
            background: var(--accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 30px;
            font-weight: 600;
        }
        .nav a.nav-home:hover {
            background: var(--accent-light);
        }

        .hero {
            padding: 80px 0 70px;
            background: linear-gradient(145deg, #eef3f6 0%, #dce6ec 100%);
            position: relative;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: -20%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(43, 111, 122, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -15%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(212, 137, 58, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: start;
            position: relative;
            z-index: 1;
        }
        .hero-copy h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary-dark);
            line-height: 1.2;
            margin-bottom: 1rem;
            letter-spacing: 1px;
        }
        .hero-copy h1 .accent {
            color: var(--accent);
        }
        .hero-copy p {
            font-size: 1.1rem;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 1.6rem;
            max-width: 540px;
        }
        .chip-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 14px;
            margin-bottom: 1.2rem;
        }
        .chip-row .chip {
            display: inline-block;
            background: var(--card-bg);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 500;
            padding: 4px 16px;
            border-radius: 30px;
            border: 1px solid var(--border);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }
        .chip-row .chip.accent {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .hero-side {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 32px 30px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
            margin-bottom: 24px;
        }
        .metric-item {
            text-align: center;
            padding: 12px 8px;
            background: var(--bg);
            border-radius: var(--radius);
        }
        .metric-item .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
        }
        .metric-item .num .unit {
            font-size: 1rem;
            font-weight: 600;
            color: var(--accent);
        }
        .metric-item .label {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-top: 2px;
        }
        .hero-side__contact {
            border-top: 1px solid var(--border);
            padding-top: 20px;
        }
        .hero-side__contact strong {
            display: block;
            font-size: 1rem;
            color: var(--primary-dark);
            margin-bottom: 6px;
        }
        .hero-side__contact a.tel {
            display: inline-block;
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 1px;
            margin-bottom: 8px;
        }
        .hero-side__contact a.tel:hover {
            color: var(--accent-light);
        }
        .hero-side__contact p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-top: 6px;
        }

        .section {
            padding: 70px 0 60px;
        }
        .section-head {
            text-align: center;
            margin-bottom: 2.4rem;
        }
        .section-head h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary-dark);
            letter-spacing: 1px;
        }
        .section-head span {
            display: block;
            font-size: 0.85rem;
            color: var(--text-light);
            letter-spacing: 2px;
            margin-top: 4px;
        }
        .section-head .divider {
            margin: 0.4rem auto 0.8rem;
        }

        .panel {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 48px 44px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .company-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 44px;
            align-items: center;
        }
        .company-copy p {
            margin-bottom: 1rem;
            color: var(--text);
            font-size: 1.02rem;
            line-height: 1.8;
        }
        .company-copy .contact-inline {
            background: var(--bg);
            padding: 12px 20px;
            border-radius: var(--radius);
            border-left: 4px solid var(--accent);
            margin: 1.2rem 0;
            display: inline-block;
            font-weight: 600;
            color: var(--primary-dark);
        }
        .company-copy .contact-inline .tel {
            color: var(--accent);
            font-size: 1.2rem;
            letter-spacing: 1px;
        }
        .figure {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(26, 56, 66, 0.12);
            transition: transform 0.5s ease;
        }
        .figure:hover {
            transform: scale(1.01);
        }
        .figure img {
            width: 100%;
            height: auto;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
        }
        .figure figcaption {
            padding: 12px 16px;
            font-size: 0.9rem;
            color: var(--text-light);
            background: var(--card-bg);
            text-align: center;
            font-weight: 500;
            border-top: 1px solid var(--border);
        }

        .strength-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .strength-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 32px 26px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: all 0.4s ease;
        }
        .strength-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 48px rgba(26, 56, 66, 0.12);
            border-color: var(--primary-light);
        }
        .strength-card .icon {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: 0.8rem;
        }
        .strength-card h4 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 0.6rem;
        }
        .strength-card p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.7;
        }
        .strength-card .tag {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 14px;
            border-radius: 20px;
            margin-top: 10px;
            letter-spacing: 0.5px;
        }

        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px 26px;
            box-shadow: 0 4px 16px rgba(26, 56, 66, 0.04);
            border: 1px solid var(--border);
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            border-color: var(--primary-light);
            box-shadow: 0 8px 28px rgba(26, 56, 66, 0.08);
        }
        .faq-item .q {
            font-weight: 700;
            color: var(--primary-dark);
            font-size: 1.05rem;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .faq-item .q .mark {
            color: var(--accent);
            font-size: 1.2rem;
        }
        .faq-item .a {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.7;
            padding-left: 28px;
        }

        .cta-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 44px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 48px 44px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .cta-copy .eyebrow {
            margin-bottom: 0.4rem;
        }
        .cta-copy h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 0.8rem;
        }
        .cta-copy p {
            font-size: 1.02rem;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 1.2rem;
        }
        .contact-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .contact-list li {
            font-size: 1rem;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .contact-list li .label {
            font-weight: 600;
            color: var(--primary-dark);
        }
        .cta-contact {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 28px 26px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .cta-contact strong {
            font-size: 1.1rem;
            color: var(--primary-dark);
            margin-bottom: 6px;
        }
        .cta-contact a.tel {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 1px;
            margin-bottom: 12px;
            display: inline-block;
        }
        .cta-contact a.tel:hover {
            color: var(--accent-light);
        }
        .cta-contact p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        .cta-contact .home-link {
            display: inline-block;
            margin-top: 14px;
            font-size: 0.95rem;
            color: var(--accent);
            font-weight: 600;
            padding: 6px 20px;
            border: 2px solid var(--accent);
            border-radius: 30px;
            transition: all 0.3s ease;
            text-align: center;
        }
        .cta-contact .home-link:hover {
            background: var(--accent);
            color: #fff;
        }

        .footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 44px 0 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer__inner {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 18px;
            text-align: center;
        }
        .footer__inner p {
            font-size: 0.95rem;
            line-height: 1.7;
            max-width: 800px;
        }
        .footer__inner .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
        }
        .footer__inner .footer-brand .accent {
            color: var(--accent);
        }
        .friend-links-row {
            width: 100%;
            max-width: 900px;
            margin: 8px 0 4px;
            padding: 14px 0 6px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px 20px;
        }
        .friend-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.85rem;
            padding: 2px 8px;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .friend-links a:hover {
            color: var(--accent);
            background: rgba(212, 137, 58, 0.08);
        }
        .friend-links__inner {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 16px;
            justify-content: center;
        }

        .mob-fixed-phone {
            display: none;
            position: fixed;
            bottom: 28px;
            right: 24px;
            z-index: 999;
            background: var(--accent);
            color: #fff;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            box-shadow: 0 6px 28px rgba(212, 137, 58, 0.4);
            transition: all 0.3s ease;
            animation: pulse-shadow 2s infinite;
            text-decoration: none;
        }
        .mob-fixed-phone:hover {
            transform: scale(1.06);
            background: var(--accent-light);
            box-shadow: 0 8px 36px rgba(212, 137, 58, 0.55);
        }
        @keyframes pulse-shadow {
            0%,
            100% {
                box-shadow: 0 6px 28px rgba(212, 137, 58, 0.35);
            }
            50% {
                box-shadow: 0 6px 44px rgba(212, 137, 58, 0.55);
            }
        }

        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .company-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .figure {
                max-width: 600px;
                margin: 0 auto;
            }
            .strength-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-panel {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 820px) {
            .hero-copy h1 {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .header {
                flex-direction: column;
                align-items: flex-start;
                padding-left: 16px;
                padding-right: 16px;
            }
            .nav {
                width: 100%;
                justify-content: flex-start;
                gap: 4px 12px;
                flex-wrap: wrap;
            }
            .nav a {
                font-size: 0.85rem;
                padding: 4px 8px;
            }
            .strength-grid {
                grid-template-columns: 1fr;
            }
            .metric-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .panel {
                padding: 28px 20px;
            }
            .cta-panel {
                padding: 28px 20px;
            }
            .hero-side {
                padding: 24px 20px;
            }
        }
        @media (max-width: 600px) {
            .hero {
                padding: 50px 0 40px;
            }
            .hero-copy h1 {
                font-size: 1.7rem;
            }
            .hero-copy p {
                font-size: 0.95rem;
            }
            .section {
                padding: 44px 0 36px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .strength-card {
                padding: 22px 18px;
            }
            .faq-item {
                padding: 18px 18px;
            }
            .faq-item .q {
                font-size: 0.95rem;
            }
            .faq-item .a {
                font-size: 0.88rem;
                padding-left: 20px;
            }
            .cta-contact a.tel {
                font-size: 1.4rem;
            }
            .footer {
                padding: 32px 0 24px;
            }
            .footer__inner p {
                font-size: 0.85rem;
            }
            .topbar .container {
                flex-direction: column;
                text-align: center;
                gap: 2px;
            }
            .topbar .container span {
                font-size: 0.78rem;
            }
            .brand__text strong {
                font-size: 1.1rem;
            }
            .brand__text span {
                font-size: 0.75rem;
            }
            .nav a {
                font-size: 0.78rem;
                padding: 3px 6px;
            }
            .nav a.nav-home {
                padding: 4px 12px;
                font-size: 0.8rem;
            }
            .mob-fixed-phone {
                display: flex;
                width: 52px;
                height: 52px;
                font-size: 1.5rem;
                bottom: 20px;
                right: 16px;
            }
            .metric-item .num {
                font-size: 1.4rem;
            }
            .hero-side__contact a.tel {
                font-size: 1.3rem;
            }
            .company-copy p {
                font-size: 0.92rem;
            }
            .figure figcaption {
                font-size: 0.82rem;
                padding: 8px 12px;
            }
        }
        @media (max-width: 480px) {
            .hero-copy h1 {
                font-size: 1.4rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .strength-card h4 {
                font-size: 1rem;
            }
            .strength-card p {
                font-size: 0.88rem;
            }
            .cta-copy h2 {
                font-size: 1.4rem;
            }
            .cta-contact strong {
                font-size: 0.95rem;
            }
            .cta-contact a.tel {
                font-size: 1.2rem;
            }
            .friend-links a {
                font-size: 0.78rem;
            }
            .brand__mark {
                width: 28px;
                height: 28px;
            }
            .brand__mark::after {
                font-size: 0.9rem;
            }
        }
        @media (min-width: 601px) {
            .mob-fixed-phone {
                display: none !important;
            }
        }
        .fade-up {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }
    

.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;}
}