:root {
            --primary: #1a3f4a;
            --primary-light: #2a5f6a;
            --secondary: #c47a2e;
            --secondary-light: #d8944a;
            --bg: #f1f4f6;
            --bg-card: #ffffff;
            --bg-alt: #e8edf0;
            --text: #1a2a32;
            --text-light: #4a5a62;
            --accent: #2a7d8a;
            --radius: 16px;
            --shadow: 0 8px 28px -8px rgba(26, 63, 74, 0.12);
            --font: 'Microsoft Sans Serif', 'Microsoft YaHei', 'PingFang SC', sans-serif;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.6;
            scroll-behavior: smooth;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* topbar */
        .topbar {
            background: var(--primary);
            color: #cbd8de;
            font-size: 0.85rem;
            padding: 8px 0;
        }
        .topbar__inner {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }
        .topbar__inner span {
            white-space: nowrap;
        }

        /* header */
        .header {
            background: var(--bg-card);
            border-bottom: 1px solid rgba(26, 63, 74, 0.08);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
        }
        .header__inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 14px 0;
            gap: 12px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--primary);
        }
        .brand__text strong {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.3px;
        }
        .brand__text span {
            font-size: 0.9rem;
            color: var(--text-light);
            display: block;
        }
        .nav {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
        }
        .nav a {
            text-decoration: none;
            color: var(--text-light);
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.2s;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
        }
        .nav a:hover {
            color: var(--secondary);
            border-bottom-color: var(--secondary);
        }

        /* hero */
        .hero {
            background: linear-gradient(135deg, #e6edf0 0%, #d4e0e6 50%, #c8d8de 100%);
            padding: 70px 0 80px;
            position: relative;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.3fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .hero-copy .eyebrow {
            display: inline-block;
            background: var(--secondary);
            color: #fff;
            padding: 4px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }
        .hero-copy h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }
        .hero-copy p {
            font-size: 1.1rem;
            color: var(--text-light);
            max-width: 580px;
            margin-bottom: 24px;
        }
        .chip-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 16px;
        }
        .chip-row span {
            background: rgba(26, 63, 74, 0.08);
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 0.85rem;
            color: var(--primary);
            font-weight: 500;
        }
        .hero-panel {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 28px;
            box-shadow: var(--shadow);
        }
        .metric-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
            margin-bottom: 24px;
        }
        .metric-item {
            text-align: center;
            padding: 12px 8px;
            background: var(--bg);
            border-radius: 12px;
        }
        .metric-item .num {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
        }
        .metric-item .label {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-top: 2px;
        }
        .hero-contact {
            border-top: 1px solid rgba(26, 63, 74, 0.08);
            padding-top: 20px;
        }
        .hero-contact strong {
            font-size: 1rem;
            color: var(--primary);
        }
        .hero-contact a {
            display: inline-block;
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--secondary);
            text-decoration: none;
            margin: 6px 0 8px;
        }
        .hero-contact a:hover {
            color: var(--secondary-light);
        }
        .hero-contact p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 4px;
        }

        /* section */
        .section {
            padding: 70px 0;
        }
        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-head h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.3px;
            position: relative;
        }
        .section-head h2:after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--secondary);
            margin: 12px auto 0;
            border-radius: 4px;
        }
        .section-head span {
            font-size: 0.95rem;
            color: var(--text-light);
            display: block;
            margin-top: 6px;
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        /* about */
        .surface-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 40px 36px;
            box-shadow: var(--shadow);
        }
        .about-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .about-copy p {
            margin-bottom: 16px;
            color: var(--text-light);
            font-size: 1rem;
            line-height: 1.7;
        }
        .about-figure {
            margin: 0;
        }
        .about-figure img {
            width: 100%;
            height: auto;
            border-radius: 14px;
            box-shadow: 0 12px 28px -8px rgba(0, 0, 0, 0.12);
            display: block;
        }
        .about-figure figcaption {
            margin-top: 10px;
            font-size: 0.9rem;
            color: var(--text-light);
            text-align: center;
            font-weight: 500;
        }

        /* strengths */
        .strength-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .strength-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 30px 24px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(26, 63, 74, 0.06);
            transition: transform 0.25s, box-shadow 0.25s;
            text-align: center;
        }
        .strength-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 16px 32px -10px rgba(26, 63, 74, 0.18);
        }
        .strength-card .icon {
            font-size: 2.4rem;
            margin-bottom: 14px;
            display: block;
        }
        .strength-card h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .strength-card p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* gallery */
        .gallery-stack {
            display: flex;
            flex-direction: column;
            gap: 50px;
        }
        .gallery-group h3 {
            font-size: 1.6rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 24px;
            padding-left: 4px;
            border-left: 4px solid var(--secondary);
            padding-left: 16px;
        }
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .gallery-card {
            background: var(--bg-card);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
            transition: transform 0.2s;
        }
        .gallery-card:hover {
            transform: translateY(-3px);
        }
        .gallery-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
            display: block;
            background: var(--bg-alt);
        }
        .gallery-card p {
            padding: 10px 12px 14px;
            font-size: 0.9rem;
            color: var(--text);
            font-weight: 500;
            line-height: 1.4;
        }

        /* faq */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: 12px;
            padding: 22px 24px;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
            border: 1px solid rgba(26, 63, 74, 0.06);
        }
        .faq-item h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .faq-item p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* contact / cta */
        .cta-panel {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 40px;
            background: var(--primary);
            border-radius: var(--radius);
            padding: 48px 44px;
            color: #fff;
            box-shadow: var(--shadow);
        }
        .cta-copy .eyebrow {
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            opacity: 0.7;
            margin-bottom: 8px;
        }
        .cta-copy h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .cta-copy p {
            font-size: 1rem;
            opacity: 0.9;
            line-height: 1.6;
            margin-bottom: 20px;
        }
        .contact-list {
            list-style: none;
            padding: 0;
        }
        .contact-list li {
            padding: 6px 0;
            font-size: 1rem;
            opacity: 0.9;
        }
        .cta-contact {
            background: rgba(255, 255, 255, 0.08);
            border-radius: 14px;
            padding: 30px 28px;
            text-align: center;
        }
        .cta-contact strong {
            font-size: 1.1rem;
            display: block;
            margin-bottom: 10px;
        }
        .cta-contact a {
            font-size: 2rem;
            font-weight: 700;
            color: var(--secondary-light);
            text-decoration: none;
            display: inline-block;
            margin: 8px 0 16px;
        }
        .cta-contact a:hover {
            color: #e8b060;
        }
        .cta-contact__meta {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
            margin-top: 18px;
        }
        .cta-contact__meta div {
            background: rgba(255, 255, 255, 0.06);
            border-radius: 10px;
            padding: 12px 10px;
        }
        .cta-contact__meta span {
            font-size: 0.8rem;
            opacity: 0.6;
            display: block;
        }
        .cta-contact__meta strong {
            font-size: 1rem;
            margin-top: 2px;
        }

        /* footer */
        .footer {
            background: var(--primary);
            color: #cbd8de;
            padding: 32px 20px;
            text-align: center;
            font-size: 0.9rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer__inner {
            max-width: 1240px;
            margin: 0 auto;
        }
        .footer__inner p {
            margin-bottom: 8px;
            opacity: 0.85;
            line-height: 1.6;
        }
        .footer__inner p:last-of-type {
            margin-bottom: 20px;
        }

        .friend-links-row {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            margin-top: 12px;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 24px;
        }
        .friend-links__inner {
            font-size: 0.85rem;
            color: #9ab0bb;
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .friend-links__inner a {
            color: #9ab0bb;
            text-decoration: none;
            transition: color 0.2s;
            font-size: 0.85rem;
        }
        .friend-links__inner a:hover {
            color: var(--secondary-light);
        }

        /* responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .strength-grid {
                grid-template-columns: 1fr 1fr;
            }
            .gallery-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .cta-panel {
                grid-template-columns: 1fr;
                padding: 36px 28px;
            }
            .about-grid {
                grid-template-columns: 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .hero-copy h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .header__inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav {
                gap: 12px;
                flex-wrap: wrap;
            }
            .nav a {
                font-size: 0.85rem;
            }
            .strength-grid {
                grid-template-columns: 1fr;
            }
            .gallery-grid {
                grid-template-columns: 1fr 1fr;
            }
            .metric-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-copy h1 {
                font-size: 1.8rem;
            }
            .section-head h2 {
                font-size: 1.7rem;
            }
            .cta-contact a {
                font-size: 1.6rem;
            }
            .cta-contact__meta {
                grid-template-columns: 1fr;
            }
            .topbar__inner {
                flex-direction: column;
                align-items: center;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 480px) {
            .gallery-grid {
                grid-template-columns: 1fr;
            }
            .hero {
                padding: 40px 0 50px;
            }
            .section {
                padding: 40px 0;
            }
            .surface-card {
                padding: 24px 18px;
            }
            .cta-panel {
                padding: 28px 18px;
            }
            .hero-contact a {
                font-size: 1.3rem;
            }
            .brand__text strong {
                font-size: 1.3rem;
            }
        }
    

.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;}
}