:root {
            --primary: #1a4b5f;
            --primary-light: #2f6b82;
            --primary-soft: #e7eef2;
            --accent: #b48a4c;
            --accent-light: #d8b47a;
            --bg-body: #f4f7f9;
            --bg-panel: #ffffff;
            --bg-sunken: #e9eff3;
            --ink: #1e2b32;
            --ink-soft: #4a5d68;
            --line: #dbe3e9;
            --shadow-sm: 0 4px 14px rgba(0,0,0,.04);
            --shadow-md: 0 12px 28px -8px rgba(0,0,0,.08);
            --radius: 18px;
            --radius-sm: 10px;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Microsoft Sans Serif', 'Microsoft YaHei', system-ui, sans-serif;
            background: var(--bg-body);
            color: var(--ink);
            line-height: 1.5;
        }
        .site-shell { max-width: 1400px; margin: 0 auto; background: var(--bg-panel); box-shadow: var(--shadow-md); }
        .container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
        a { text-decoration: none; color: inherit; }
        img { display: block; max-width: 100%; }

        /* topbar */
        .topbar { background: var(--primary); color: #dbe9ef; font-size: 13px; padding: 6px 0; }
        .topbar__inner { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: center; }
        .topbar span { opacity: .9; }

        /* header */
        .header {
            background: var(--bg-panel);
            padding: 14px 0;
            border-bottom: 1px solid var(--line);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 8px rgba(0,0,0,.02);
        }
        .header__inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 14px; }
        .brand { display: flex; align-items: center; gap: 10px; }
        .brand__mark {
            width: 8px; height: 42px; background: var(--accent);
            border-radius: 4px; display: inline-block;
        }
        .brand__text strong {
            font-size: 22px; font-weight: 700; color: var(--primary);
            letter-spacing: -.3px;
        }
        .brand__text span { font-size: 13px; color: var(--ink-soft); display: block; margin-top: 2px; }
        .nav { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; }
        .nav a { font-size: 14px; font-weight: 600; color: var(--primary); padding: 6px 2px; border-bottom: 2px solid transparent; transition: .2s; }
        .nav a:hover { border-color: var(--accent); }

        /* hero */
        .hero { padding: 42px 0 36px; background: linear-gradient(145deg, #edf2f5 0%, #dce4ea 100%); }
        .hero-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 32px; align-items: center; }
        .eyebrow {
            display: inline-block; background: var(--primary); color: #fff;
            padding: 6px 16px; border-radius: 40px; font-size: 13px;
            letter-spacing: .3px; margin-bottom: 18px;
        }
        .hero h1 { font-size: 42px; line-height: 1.15; font-weight: 700; color: var(--primary); margin-bottom: 18px; letter-spacing: -.5px; }
        .hero p { color: var(--ink-soft); margin-bottom: 22px; font-size: 16px; max-width: 560px; }
        .chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
        .chip {
            background: #fff; border: 1px solid var(--line); padding: 6px 12px;
            border-radius: 40px; font-size: 13px; color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .hero-panel { background: var(--bg-panel); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow-md); }
        .metric-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-bottom: 16px; }
        .metric { background: var(--bg-sunken); border-radius: var(--radius-sm); padding: 12px; text-align: center; }
        .metric strong { font-size: 24px; color: var(--primary); display: block; }
        .metric span { font-size: 13px; color: var(--ink-soft); }
        .hero-contact strong { color: var(--primary); font-size: 15px; display: block; margin-bottom: 6px; }
        .hero-contact a { font-size: 20px; font-weight: 700; color: var(--accent); display: inline-block; margin-bottom: 6px; }
        .hero-contact p { font-size: 13px; margin-bottom: 8px; line-height: 1.6; }

        /* section */
        .section { padding: 42px 0; }
        .section-head { text-align: center; margin-bottom: 26px; }
        .section-head h2 { font-size: 30px; font-weight: 700; color: var(--primary); letter-spacing: -.3px; }
        .section-head span { display: block; font-size: 14px; text-transform: uppercase; letter-spacing: 2px; color: var(--accent); margin-top: 6px; }
        .surface-card, .panel { background: var(--bg-panel); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 18px; }

        /* about block */
        .about-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 28px; align-items: center; }
        .about-copy p { margin-bottom: 14px; color: var(--ink-soft); font-size: 15px; }
        .about-copy strong { color: var(--primary); }
        .about-figure figcaption { font-size: 14px; color: var(--ink-soft); margin-top: 10px; text-align: center; }
        .about-figure img { border-radius: var(--radius-sm); box-shadow: var(--shadow-sm); width: 100%; object-fit: cover; }

        /* strengths grid */
        .strength-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 20px; }
        .strength-card {
            background: var(--bg-panel); border: 1px solid var(--line);
            border-radius: var(--radius); padding: 24px 16px; transition: .2s;
        }
        .strength-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
        .strength-card h3 { font-size: 17px; color: var(--primary); margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
        .strength-card p { font-size: 14px; color: var(--ink-soft); line-height: 1.6; }

        /* gallery */
        .gallery-stack { display: flex; flex-direction: column; gap: 26px; }
        .gallery-group h3 { font-size: 20px; font-weight: 600; margin-bottom: 14px; color: var(--primary); border-left: 4px solid var(--accent); padding-left: 12px; }
        .gallery-group-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
        .g-card { background: #fff; border-radius: var(--radius-sm); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
        .g-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
        .g-card p { padding: 18px 8px 12px; font-size: 14px; font-weight: 600; color: var(--primary); text-align: center; }

        /* FAQ */
        .faq-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
        .faq-card {
            background: var(--bg-sunken); border-radius: var(--radius-sm);
            padding: 18px; border: 1px solid var(--line);
        }
        .faq-card h4 { font-size: 15px; font-weight: 600; color: var(--primary); margin-bottom: 8px; }
        .faq-card p { font-size: 13px; color: var(--ink-soft); }

        /* CTA */
        .cta-panel {
            background: var(--primary); color: #fff;
            border-radius: var(--radius); padding: 28px;
            display: grid; grid-template-columns: 1.5fr 1fr; gap: 24px;
            box-shadow: var(--shadow-md);
        }
        .cta-copy h2 { font-size: 28px; margin-bottom: 12px; letter-spacing: -.3px; }
        .cta-copy p { opacity: .85; margin-bottom: 16px; }
        .contact-list { list-style: none; display: flex; flex-direction: column; gap: 6px; }
        .cta-contact { background: rgba(255,255,255,.08); padding: 18px; border-radius: var(--radius-sm); }
        .cta-contact strong { display: block; font-size: 18px; margin-bottom: 8px; }
        .cta-contact a { font-size: 28px; font-weight: 700; color: var(--accent-light); }
        .cta-contact__meta { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
        .cta-contact__meta div { background: rgba(255,255,255,.1); border-radius: 6px; padding: 8px; }
        .cta-contact__meta span { font-size: 12px; opacity: .7; }
        .cta-contact__meta strong { font-size: 14px; opacity: .9; margin-top: 2px; }

        /* footer */
        .footer { background: var(--bg-sunken); padding: 24px 0; margin-top: 40px; }
        .footer__inner { display: flex; flex-direction: column; gap: 12px; }
        .footer-copy p { font-size: 13px; color: var(--ink-soft); line-height: 1.5; margin-bottom: 6px; }
        .friend-links-row { border-top: 1px solid var(--line); margin-top: 16px; padding-top: 16px; }
        .friend-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px 24px; }
        .friend-links__inner { font-size: 13px; color: var(--ink-soft); }
        .friend-links a { color: var(--primary); font-size: 13px; }
        .friend-links a:hover { text-decoration: underline; }

        .timestamp { text-align: center; padding: 12px 0 8px; font-size: 12px; color: var(--ink-soft); border-top: 1px solid var(--line); }

        /* responsive */
        @media (max-width: 900px) {
            .hero-grid, .about-grid, .cta-panel, .company-grid { grid-template-columns: 1fr; }
            .strength-grid { grid-template-columns: repeat(2, 1fr); }
            .nav { width: 100%; justify-content: center; }
        }
        @media (max-width: 560px) {
            .strength-grid, .gallery-group-grid { grid-template-columns: 1fr; }
            .hero h1 { font-size: 30px; }
            .metric-grid { grid-template-columns: repeat(2, 1fr); }
        }
        p { margin-bottom: 8px; }
    

.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;}
}