:root {
            --primary: #356859;
            --primary-strong: #1e4d3f;
            --secondary: #b9853d;
            --bg-light: #f1f5f2;
            --bg-deep: #152f28;
            --text-main: #1f2e28;
            --text-muted: #5b6e64;
            --white: #ffffff;
            --line-light: #dbe4de;
            --shadow-card: 0 12px 30px rgba(21, 47, 40, .08);
            --shadow-hover: 0 18px 42px rgba(21, 47, 40, .14);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --font-main: '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-main);
            background: var(--bg-light);
            color: var(--text-main);
            line-height: 1.6;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .3s ease, background .3s ease;
        }
        img {
            display: block;
            max-width: 100%;
            height: auto;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-shell {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }

        /* topbar */
        .topbar {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, .85);
            font-size: .85rem;
            padding: 8px 0;
            border-bottom: 1px solid rgba(185, 133, 61, .25);
        }
        .topbar__inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 4px 18px;
        }
        .topbar span {
            letter-spacing: .3px;
        }

        /* header */
        .header {
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--line-light);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(21, 47, 40, .04);
        }
        .header__inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px 20px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
        }
        .brand__mark {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary), var(--primary-strong));
            border-radius: 12px;
            position: relative;
            box-shadow: 0 6px 16px rgba(53, 104, 89, .3);
            flex-shrink: 0;
        }
        .brand__mark::before {
            content: '';
            position: absolute;
            inset: 10px;
            border: 2px solid rgba(255, 255, 255, .8);
            border-radius: 7px;
        }
        .brand__mark::after {
            content: '鼎';
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
        }
        .brand__text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand__text strong {
            font-size: 1.35rem;
            color: var(--primary-strong);
            letter-spacing: 1px;
        }
        .brand__text span {
            font-size: .82rem;
            color: var(--text-muted);
        }
        .nav {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px 20px;
            font-size: .95rem;
            font-weight: 500;
        }
        .nav a {
            padding: 4px 2px;
            border-bottom: 2px solid transparent;
            color: var(--text-main);
        }
        .nav a:hover {
            color: var(--primary);
            border-bottom-color: var(--secondary);
        }

        /* hero */
        .hero {
            padding: 80px 0 70px;
            background: linear-gradient(135deg, var(--bg-deep) 0%, #1a3f35 50%, var(--primary-strong) 100%);
            position: relative;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -15%;
            width: 680px;
            height: 680px;
            background: radial-gradient(circle, rgba(185, 133, 61, .18) 0%, transparent 70%);
            border-radius: 50%;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -25%;
            left: -10%;
            width: 520px;
            height: 520px;
            background: radial-gradient(circle, rgba(185, 133, 61, .1) 0%, transparent 70%);
            border-radius: 50%;
        }
        .hero-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.3fr .9fr;
            gap: 40px;
            align-items: center;
        }
        .hero-copy .eyebrow,
        .cta-copy .eyebrow {
            display: inline-block;
            background: rgba(185, 133, 61, .2);
            color: #f4d7a8;
            font-size: .8rem;
            font-weight: 600;
            letter-spacing: 1px;
            padding: 4px 18px;
            border-radius: 30px;
            border: 1px solid rgba(185, 133, 61, .35);
            margin-bottom: 16px;
        }
        .hero-copy h1 {
            font-size: 3rem;
            color: #fff;
            line-height: 1.2;
            letter-spacing: 1px;
            font-weight: 700;
            margin-bottom: 18px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, .3);
        }
        .hero-copy h1 .gold {
            color: #f0c987;
        }
        .hero-copy>p {
            color: rgba(255, 255, 255, .85);
            font-size: 1.08rem;
            max-width: 620px;
            margin-bottom: 24px;
        }
        .chip-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }
        .chip-row span {
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .2);
            color: rgba(255, 255, 255, .9);
            font-size: .82rem;
            padding: 6px 16px;
            border-radius: 30px;
            letter-spacing: .5px;
            backdrop-filter: blur(4px);
        }
        .chip-row span.gold-chip {
            background: rgba(185, 133, 61, .25);
            border-color: rgba(185, 133, 61, .4);
            color: #ffe6bd;
        }
        .keyword-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .keyword-row span {
            font-size: .75rem;
            color: rgba(255, 255, 255, .6);
            padding: 3px 12px;
            border-radius: 4px;
            background: rgba(255, 255, 255, .06);
            letter-spacing: .3px;
        }
        .hero-panel {
            background: rgba(255, 255, 255, .07);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: var(--radius-lg);
            padding: 26px 24px;
            backdrop-filter: blur(8px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, .2);
        }
        .metric-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 14px;
            margin-bottom: 20px;
        }
        .metric-item {
            text-align: center;
            background: rgba(255, 255, 255, .08);
            padding: 12px 6px;
            border-radius: 10px;
        }
        .metric-item strong {
            display: block;
            font-size: 1.5rem;
            color: #f0c987;
            font-weight: 700;
        }
        .metric-item span {
            font-size: .75rem;
            color: rgba(255, 255, 255, .7);
        }
        .hero-contact {
            border-top: 1px solid rgba(255, 255, 255, .15);
            padding-top: 18px;
        }
        .hero-contact strong {
            font-size: .9rem;
            color: rgba(255, 255, 255, .8);
            display: block;
            margin-bottom: 6px;
            letter-spacing: .5px;
        }
        .hero-contact a {
            display: inline-block;
            font-size: 2rem;
            font-weight: 700;
            color: #f0c987;
            margin-bottom: 8px;
            letter-spacing: 1px;
        }
        .hero-contact p {
            color: rgba(255, 255, 255, .75);
            font-size: .85rem;
            line-height: 1.6;
            margin-bottom: 6px;
        }

        /* section */
        .section {
            padding: 70px 0;
        }
        .section:nth-child(even) {
            background: var(--bg-light);
        }
        .section-head {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-head h2 {
            font-size: 2.1rem;
            font-weight: 700;
            color: var(--primary-strong);
            letter-spacing: 1px;
            position: relative;
            display: inline-block;
            padding-bottom: 12px;
        }
        .section-head h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--secondary), #d6a55e);
            border-radius: 4px;
        }
        .section-head>span {
            display: block;
            font-size: .85rem;
            color: var(--text-muted);
            margin-top: 6px;
            letter-spacing: 3px;
            text-transform: uppercase;
        }
        .surface-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 40px;
            border: 1px solid var(--line-light);
        }
        .about-grid,
        .company-grid {
            display: grid;
            grid-template-columns: 1.1fr .9fr;
            gap: 40px;
            align-items: center;
        }
        .about-copy p,
        .company-copy p {
            font-size: .98rem;
            color: #3b4a42;
            line-height: 1.9;
            margin-bottom: 14px;
        }
        .about-figure,
        .figure {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            margin: 0;
            position: relative;
        }
        .about-figure img,
        .figure img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        .about-figure figcaption,
        .figure figcaption {
            background: rgba(21, 47, 40, .85);
            color: rgba(255, 255, 255, .9);
            font-size: .95rem;
            padding: 10px 16px;
            text-align: center;
            letter-spacing: .5px;
        }

        /* strengths */
        .strength-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 10px;
        }
        .strength-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            border: 1px solid var(--line-light);
            box-shadow: var(--shadow-card);
            transition: transform .4s ease, box-shadow .4s ease;
            position: relative;
            overflow: hidden;
        }
        .strength-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            opacity: 0;
            transition: opacity .4s ease;
        }
        .strength-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .strength-card:hover::before {
            opacity: 1;
        }
        .strength-icon {
            font-size: 2rem;
            margin-bottom: 12px;
            display: block;
        }
        .strength-card h4 {
            font-size: 1.15rem;
            color: var(--primary-strong);
            margin-bottom: 10px;
            font-weight: 600;
        }
        .strength-card p {
            font-size: .9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .strength-tag {
            display: inline-block;
            background: rgba(53, 104, 89, .1);
            color: var(--primary);
            font-size: .72rem;
            padding: 3px 14px;
            border-radius: 20px;
            margin-top: 12px;
            font-weight: 600;
            letter-spacing: .5px;
        }

        /* gallery */
        .gallery-stack {
            display: flex;
            flex-direction: column;
            gap: 40px;
        }
        .gallery-group {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 30px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--line-light);
        }
        .gallery-group__title {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--primary-strong);
            margin-bottom: 4px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .gallery-group__title .g-count {
            font-size: .8rem;
            background: rgba(185, 133, 61, .15);
            color: var(--secondary);
            padding: 2px 14px;
            border-radius: 20px;
            font-weight: 500;
        }
        .gallery-group__sub {
            font-size: .88rem;
            color: var(--text-muted);
            margin-bottom: 22px;
            padding-left: 2px;
        }
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .gallery-item {
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--bg-light);
            border: 1px solid var(--line-light);
            transition: transform .4s ease, box-shadow .4s ease;
        }
        .gallery-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .gallery-item .img-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 1;
            overflow: hidden;
        }
        .gallery-item .img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .gallery-item:hover .img-wrap img {
            transform: scale(1.05);
        }
        .gallery-item .g-label {
            font-size: .78rem;
            color: #fff;
            background: linear-gradient(to top, rgba(21, 47, 40, .85), transparent);
            padding: 18px 10px 8px;
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            text-align: center;
            font-weight: 500;
            letter-spacing: .3px;
        }
        .gallery-item p.title {
            padding: 10px 12px 14px;
            font-size: .9rem;
            color: var(--primary-strong);
            font-weight: 600;
            text-align: center;
            line-height: 1.4;
        }

        /* FAQ */
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .faq-item {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            border: 1px solid var(--line-light);
            box-shadow: var(--shadow-card);
            transition: background .3s ease;
        }
        .faq-item:hover {
            background: #f8fbf9;
        }
        .faq-item h4 {
            font-size: 1.02rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .faq-item p {
            font-size: .9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* contact */
        .cta-panel {
            background: linear-gradient(135deg, var(--primary-strong), var(--primary));
            border-radius: var(--radius-lg);
            padding: 44px 42px;
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            gap: 40px;
            color: #fff;
            box-shadow: 0 20px 50px rgba(21, 47, 40, .25);
            position: relative;
            overflow: hidden;
        }
        .cta-panel::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(185, 133, 61, .15), transparent 70%);
            border-radius: 50%;
        }
        .cta-copy {
            position: relative;
            z-index: 1;
        }
        .cta-copy h2 {
            font-size: 1.8rem;
            margin-bottom: 12px;
        }
        .cta-copy>p {
            color: rgba(255, 255, 255, .85);
            margin-bottom: 20px;
            max-width: 540px;
        }
        .contact-list {
            list-style: none;
            margin-top: 16px;
        }
        .contact-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 6px 0;
            color: rgba(255, 255, 255, .9);
        }
        .contact-list li::before {
            content: '—';
            color: #f0c987;
            font-weight: 700;
        }
        .cta-contact {
            background: rgba(255, 255, 255, .1);
            border-radius: var(--radius-md);
            padding: 26px 24px;
            border: 1px solid rgba(255, 255, 255, .2);
            backdrop-filter: blur(4px);
            position: relative;
            z-index: 1;
        }
        .cta-contact strong {
            display: block;
            font-size: 1rem;
            margin-bottom: 8px;
            color: #f4d7a8;
        }
        .cta-contact>a {
            display: inline-block;
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }
        .cta-contact .cta-contact__meta {
            border-top: 1px solid rgba(255, 255, 255, .2);
            padding-top: 16px;
        }
        .cta-contact .cta-contact__meta div {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 8px;
            font-size: .85rem;
        }
        .cta-contact .cta-contact__meta span {
            color: rgba(255, 255, 255, .75);
        }
        .cta-contact .cta-contact__meta strong {
            color: #f0c987;
            margin: 0;
        }

        /* footer */
        .footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, .7);
            padding: 44px 0 20px;
            border-top: 4px solid var(--secondary);
            margin-top: 20px;
        }
        .footer__inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-copy p {
            font-size: .88rem;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 6px;
            max-width: 900px;
        }
        .friend-links-row {
            margin-top: 26px;
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 20px;
        }
        .friend-links__inner {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 18px;
            align-items: center;
            font-size: .8rem;
        }
        .friend-links__inner a {
            color: rgba(255, 255, 255, .5);
            padding: 2px 4px;
            border-radius: 4px;
            transition: color .3s, background .3s;
        }
        .friend-links__inner a:hover {
            color: #f0c987;
            background: rgba(185, 133, 61, .1);
        }
        .timestamp {
            text-align: center;
            font-size: .75rem;
            color: rgba(255, 255, 255, .35);
            margin-top: 18px;
            padding-top: 10px;
            border-top: 1px solid rgba(255, 255, 255, .06);
            letter-spacing: .5px;
        }

        /* mobile */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
            }
            .about-grid,
            .company-grid {
                grid-template-columns: 1fr;
            }
            .about-figure,
            .figure {
                max-width: 600px;
                margin: 0 auto;
            }
            .gallery-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .strength-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-panel {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .header__inner {
                flex-direction: column;
                text-align: center;
            }
            .brand {
                margin-bottom: 6px;
            }
            .nav {
                justify-content: center;
                gap: 10px 14px;
                font-size: .88rem;
            }
            .hero-copy h1 {
                font-size: 2.2rem;
            }
            .strength-grid {
                grid-template-columns: 1fr;
            }
            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 50px 0;
            }
            .surface-card {
                padding: 24px;
            }
            .cta-panel {
                padding: 28px 22px;
            }
            .topbar__inner {
                justify-content: center;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .gallery-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .gallery-group {
                padding: 18px;
            }
            .hero-copy h1 {
                font-size: 1.8rem;
            }
            .metric-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .hero-contact a {
                font-size: 1.5rem;
            }
        }
    

.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;}
}