:root {
            --primary: #2b5cb8;
            --primary-dark: #1c3f82;
            --primary-lighter: #e3ebfa;
            --accent: #4b7bec;
            --accent-gold: #d9a441;
            --surface: #ffffff;
            --bg-soft: #f4f6fc;
            --bg-grey: #eef1f7;
            --text-main: #1d2733;
            --text-muted: #566573;
            --line: #e3e9f2;
            --shadow-sm: 0 6px 20px rgba(43, 92, 184, .06);
            --shadow-md: 0 18px 44px rgba(28, 63, 130, .12);
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --font-main: 'Microsoft Sans Serif', 'Microsoft YaHei', 'PingFang SC', 'Segoe UI', sans-serif;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            background: var(--bg-soft);
            color: var(--text-main);
            line-height: 1.62;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            display: block;
            max-width: 100%;
            height: auto;
        }
        .container {
            width: min(1360px, 92%);
            margin: 0 auto;
        }
        .site-shell {
            overflow: clip;
        }

        /* top bar */
        .topbar {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, .8);
            font-size: .84rem;
        }
        .topbar__inner {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 8px 0;
        }
        .topbar__inner span {
            margin-right: 24px;
            letter-spacing: .4px;
        }

        /* header */
        .header {
            background: var(--surface);
            border-bottom: 1px solid var(--line);
            position: relative;
            z-index: 20;
        }
        .header__inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 18px 0;
            gap: 16px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .brand__mark {
            width: 44px;
            height: 44px;
            border-radius: 4px;
            background: linear-gradient(145deg, var(--primary), var(--accent));
            position: relative;
        }
        .brand__mark::after {
            content: '';
            position: absolute;
            inset: 7px;
            border: 2px solid rgba(255, 255, 255, .9);
            border-radius: 2px;
        }
        .brand__text {
            display: flex;
            flex-direction: column;
        }
        .brand__text strong {
            font-size: 1.48rem;
            letter-spacing: 1px;
            color: var(--primary-dark);
        }
        .brand__text span {
            font-size: .86rem;
            color: var(--text-muted);
            letter-spacing: .5px;
        }
        .nav {
            display: flex;
            gap: 28px;
            align-items: center;
            flex-wrap: wrap;
        }
        .nav a {
            font-weight: 600;
            color: var(--text-main);
            padding: 5px 0;
            border-bottom: 2px solid transparent;
            transition: color .2s, border-color .2s;
        }
        .nav a:hover {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }

        /* hero */
        .hero {
            background: linear-gradient(145deg, var(--surface) 30%, var(--primary-lighter) 100%);
            border-bottom: 2px solid var(--line);
        }
        .hero-grid {
            display: grid;
            grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
            gap: 60px;
            padding: 70px 0 64px;
            align-items: center;
        }
        .hero-copy {
            max-width: 680px;
        }
        .eyebrow {
            display: inline-block;
            background: var(--accent-gold);
            color: white;
            font-size: .8rem;
            font-weight: 700;
            padding: 6px 18px;
            border-radius: 40px;
            letter-spacing: 1px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .hero-copy h1 {
            font-size: 2.7rem;
            line-height: 1.2;
            color: var(--primary-dark);
            font-weight: 800;
            margin-bottom: 18px;
            letter-spacing: .5px;
        }
        .hero-copy h1 .accent {
            color: var(--primary);
        }
        .hero-copy>p {
            font-size: 1.06rem;
            color: var(--text-muted);
            max-width: 580px;
            line-height: 1.75;
        }
        .chip-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 22px;
        }
        .chip-row span {
            background: var(--surface);
            border: 1px solid var(--line);
            padding: 6px 14px;
            border-radius: 40px;
            font-size: .85rem;
            color: var(--text-main);
            background: white;
        }
        .keyword-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 14px;
        }
        .keyword-row span {
            background: var(--primary-lighter);
            color: var(--primary-dark);
            font-size: .8rem;
            padding: 4px 12px;
            border-radius: 30px;
            border: 1px solid rgba(43, 92, 184, .12);
        }

        .hero-panel {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--line);
        }
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 14px;
            margin-bottom: 24px;
        }
        .metric-grid div {
            background: var(--bg-soft);
            padding: 12px 6px;
            border-radius: var(--radius-sm);
            text-align: center;
        }
        .metric-grid strong {
            display: block;
            font-size: 1.45rem;
            color: var(--primary);
            font-weight: 800;
        }
        .metric-grid span {
            font-size: .74rem;
            color: var(--text-muted);
        }
        .hero-contact {
            border-top: 1px solid var(--line);
            padding-top: 20px;
        }
        .hero-contact strong {
            font-size: 1.05rem;
            color: var(--text-main);
            display: block;
            margin-bottom: 6px;
        }
        .hero-contact a {
            display: inline-block;
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 1px;
            margin-bottom: 8px;
        }
        .hero-contact p {
            font-size: .9rem;
            color: var(--text-muted);
            margin-top: 8px;
        }

        /* section */
        .section {
            padding: 78px 0;
            scroll-margin-top: 20px;
        }
        .section-head {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 36px;
            border-bottom: 2px solid var(--line);
            padding-bottom: 12px;
        }
        .section-head h2 {
            font-size: 1.65rem;
            color: var(--primary-dark);
            font-weight: 800;
            letter-spacing: .5px;
        }
        .section-head span {
            font-size: .85rem;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
            font-weight: 600;
        }

        .surface-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--line);
        }
        .about-grid {
            display: grid;
            grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
            gap: 40px;
            align-items: center;
        }
        .about-copy p {
            margin-bottom: 14px;
            color: var(--text-muted);
            font-size: .96rem;
        }
        .about-copy strong {
            color: var(--text-main);
        }
        .about-figure {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .about-figure img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
        }
        .about-figure figcaption {
            background: var(--primary-dark);
            color: white;
            font-size: .9rem;
            padding: 10px 16px;
            text-align: center;
        }

        /* strengths */
        #strengths {
            background: var(--surface);
        }
        .strength-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .strength-grid div {
            background: var(--bg-soft);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            border: 1px solid var(--line);
            text-align: center;
            transition: transform .25s, box-shadow .25s;
        }
        .strength-grid div:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .strength-grid .s-icon {
            font-size: 2rem;
            margin-bottom: 10px;
        }
        .strength-grid strong {
            display: block;
            font-size: 1.08rem;
            color: var(--primary-dark);
            margin-bottom: 6px;
        }
        .strength-grid p {
            font-size: .86rem;
            color: var(--text-muted);
        }

        /* gallery */
        #gallery {
            background: var(--bg-grey);
        }
        .gallery-group {
            margin-bottom: 44px;
        }
        .gallery-group h3 {
            font-size: 1.35rem;
            color: var(--primary-dark);
            font-weight: 700;
            margin-bottom: 4px;
        }
        .gallery-group .g-sub {
            color: var(--text-muted);
            font-size: .86rem;
            margin-bottom: 22px;
            display: block;
        }
        .g-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 22px;
        }
        .g-card {
            background: var(--surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform .25s, box-shadow .25s;
            border: 1px solid var(--line);
        }
        .g-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .g-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
            background: var(--bg-grey);
        }
        .g-card p {
            padding: 12px 14px;
            font-size: .92rem;
            font-weight: 600;
            color: var(--text-main);
            border-top: 1px solid var(--line);
            background: white;
            text-align: center;
        }

        /* faq */
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
        }
        .faq-grid div {
            background: var(--surface);
            border-radius: var(--radius-md);
            padding: 24px 26px;
            border: 1px solid var(--line);
            box-shadow: var(--shadow-sm);
        }
        .faq-grid details {
            font-size: .95rem;
        }
        .faq-grid summary {
            font-weight: 700;
            color: var(--primary-dark);
            cursor: pointer;
            font-size: 1.02rem;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-grid summary::after {
            content: '+';
            font-size: 1.4rem;
            color: var(--primary);
        }
        .faq-grid details[open] summary::after {
            content: '–';
        }
        .faq-grid details p {
            margin-top: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* contact */
        #contact {
            background: linear-gradient(160deg, var(--primary-dark), var(--primary));
            padding: 0;
            margin-top: 0;
            scroll-margin-top: 0;
        }
        .cta-panel {
            display: grid;
            grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
            gap: 44px;
            padding: 72px 0;
            color: white;
        }
        .cta-copy .eyebrow {
            background: rgba(255, 255, 255, .15);
            color: white;
        }
        .cta-copy h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .cta-copy p {
            color: rgba(255, 255, 255, .8);
            max-width: 640px;
            margin-bottom: 22px;
            line-height: 1.7;
        }
        .contact-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .contact-list li {
            background: rgba(255, 255, 255, .08);
            padding: 12px 18px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, .1);
            font-weight: 600;
        }
        .cta-contact {
            background: rgba(255, 255, 255, .12);
            border-radius: var(--radius-lg);
            padding: 32px;
            align-self: center;
            border: 1px solid rgba(255, 255, 255, .2);
            min-width: 300px;
            backdrop-filter: blur(6px);
        }
        .cta-contact strong {
            font-size: 1.2rem;
            display: block;
            margin-bottom: 6px;
        }
        .cta-contact>a {
            display: inline-block;
            font-size: 2rem;
            font-weight: 800;
            color: white;
            margin: 8px 0 16px;
        }
        .cta-contact__meta {
            border-top: 1px solid rgba(255, 255, 255, .2);
            padding-top: 16px;
        }
        .cta-contact__meta div {
            display: flex;
            justify-content: space-between;
            margin-bottom: 8px;
        }
        .cta-contact__meta span {
            color: rgba(255, 255, 255, .7);
            font-size: .86rem;
        }
        .cta-contact__meta strong {
            font-size: .94rem;
        }

        /* footer */
        .footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, .75);
        }
        .footer__inner {
            padding: 32px 0;
            max-width: 1200px;
            margin: 0 auto;
        }
        .footer-copy p {
            font-size: .86rem;
            color: rgba(255, 255, 255, .6);
            margin-bottom: 6px;
        }
        .friend-links-row {
            border-top: 1px solid rgba(255, 255, 255, .12);
            margin-top: 22px;
            padding-top: 22px;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            align-items: center;
        }
        .friend-links__inner {
            display: flex;
            flex-wrap: wrap;
            gap: 4px 10px;
            font-size: .78rem;
            color: rgba(255, 255, 255, .45);
        }
        .friend-links a {
            color: rgba(255, 255, 255, .55);
            padding: 2px 6px;
            border-radius: 4px;
            transition: color .2s, background .2s;
        }
        .friend-links a:hover {
            color: white;
            background: rgba(255, 255, 255, .1);
        }

        /* timestamp */
        .timestamp {
            text-align: center;
            padding: 12px 0;
            font-size: .8rem;
            color: rgba(255, 255, 255, .4);
            background: var(--primary-dark);
            letter-spacing: .5px;
        }

        /* mobile */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .strength-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .g-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .about-grid {
                grid-template-columns: 1fr;
            }
            .cta-panel {
                grid-template-columns: 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 640px) {
            .header__inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav {
                gap: 14px;
                font-size: .9rem;
            }
            .hero-copy h1 {
                font-size: 2rem;
            }
            .metric-grid {
                grid-template-columns: 1fr 1fr 1fr;
            }
            .strength-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .g-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .footer__inner {
                width: 92%;
            }
        }
    

.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;}
}