:root {
            --primary: #1a5d8f;
            --primary-dark: #0f3d63;
            --accent: #c47a2e;
            --accent-light: #e8974a;
            --bg: #f4f7fa;
            --surface: #ffffff;
            --text: #1e2a38;
            --text-soft: #4a5d6e;
            --line: #dce5ec;
            --hero-bg: #0e2b42;
            --radius: 14px;
            --shadow: 0 12px 34px rgba(14, 43, 66, .08);
        }
        *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Microsoft Sans Serif', 'Microsoft YaHei', 'PingFang SC', sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
        }
        img { display: block; max-width: 100%; height: auto; }
        a { text-decoration: none; color: inherit; transition: .3s; }
        .container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

        .topbar {
            background: var(--hero-bg);
            color: rgba(255,255,255,.8);
            font-size: .85rem;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255,255,255,.06);
        }
        .topbar__inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 4px 20px; }

        .header {
            background: var(--surface);
            box-shadow: 0 2px 18px rgba(14,43,66,.06);
            position: sticky; top: 0; z-index: 200;
        }
        .header__inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; max-width: 1240px; margin: 0 auto; }
        .brand { display: flex; align-items: center; gap: 12px; }
        .brand__mark {
            width: 42px; height: 42px; border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: block; position: relative;
        }
        .brand__mark::after {
            content: 'KH'; color: #fff; font-weight: 800; font-size: 1rem;
            position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
        }
        .brand__text strong { display: block; font-size: 1.15rem; color: var(--primary-dark); letter-spacing: .5px; }
        .brand__text span { font-size: .8rem; color: var(--text-soft); }
        .nav { display: flex; gap: 28px; }
        .nav a { font-size: .93rem; color: var(--text-soft); font-weight: 500; position: relative; }
        .nav a:hover { color: var(--primary); }
        .nav a::after {
            content: ''; position: absolute; bottom: -6px; left: 0; width: 0; height: 2px;
            background: var(--accent); transition: .3s;
        }
        .nav a:hover::after { width: 100%; }

        .hero {
            background: linear-gradient(140deg, var(--hero-bg) 0%, #123a5a 60%, #0b2236 100%);
            color: #fff;
            padding: 84px 0 76px;
            position: relative;
            overflow: hidden;
        }
        .hero::before {
            content: ''; position: absolute; top: -60%; right: -20%;
            width: 700px; height: 700px; border-radius: 50%;
            background: radial-gradient(circle, rgba(196,122,46,.15) 0%, transparent 65%);
        }
        .hero::after {
            content: ''; position: absolute; bottom: -40%; left: -10%;
            width: 500px; height: 500px; border-radius: 50%;
            background: radial-gradient(circle, rgba(196,122,46,.08) 0%, transparent 60%);
        }
        .hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.2fr .9fr; gap: 48px; align-items: center; }
        .eyebrow {
            display: inline-block; background: rgba(196,122,46,.18);
            border: 1px solid rgba(196,122,46,.3);
            color: var(--accent-light); padding: 4px 18px; border-radius: 30px;
            font-size: .8rem; letter-spacing: 1px; margin-bottom: 18px; font-weight: 600;
        }
        .hero h1 { font-size: 2.6rem; line-height: 1.25; font-weight: 800; letter-spacing: .5px; margin-bottom: 16px; }
        .hero h1 .accent { color: var(--accent-light); }
        .hero-copy > p { color: rgba(255,255,255,.75); font-size: 1.05rem; max-width: 560px; margin-bottom: 24px; }
        .chip-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
        .chip {
            background: rgba(255,255,255,.07);
            border: 1px solid rgba(255,255,255,.1);
            padding: 5px 16px; border-radius: 30px;
            font-size: .8rem; color: rgba(255,255,255,.85);
        }
        .hero-panel {
            background: rgba(255,255,255,.05);
            border: 1px solid rgba(255,255,255,.1);
            backdrop-filter: blur(8px);
            border-radius: 20px;
            padding: 30px;
        }
        .metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 22px; }
        .metric {
            background: rgba(255,255,255,.06);
            border-radius: 12px; padding: 14px 10px; text-align: center;
        }
        .metric strong { display: block; font-size: 1.35rem; color: var(--accent-light); }
        .metric span { font-size: .76rem; color: rgba(255,255,255,.65); }
        .hero-contact { border-top: 1px solid rgba(255,255,255,.1); padding-top: 18px; }
        .hero-contact strong { font-size: .95rem; display: block; margin-bottom: 4px; color: #fff; }
        .hero-contact a {
            display: inline-block; font-size: 1.8rem; font-weight: 800;
            color: var(--accent-light); margin: 6px 0 8px; letter-spacing: 1px;
        }
        .hero-contact a:hover { color: #fff; }
        .hero-contact p { font-size: .82rem; color: rgba(255,255,255,.6); margin-bottom: 6px; }

        .section { padding: 80px 0; }
        .section-head { text-align: center; margin-bottom: 44px; }
        .section-head h2 {
            font-size: 2rem; font-weight: 800; color: var(--primary-dark);
            letter-spacing: .5px; margin-bottom: 6px;
        }
        .section-head span {
            font-size: .85rem; color: var(--text-soft); letter-spacing: 3px;
            text-transform: uppercase; font-weight: 600;
        }
        .section-head h2::after {
            content: ''; display: block; width: 56px; height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            margin: 14px auto 0; border-radius: 4px;
        }

        .surface-card {
            background: var(--surface); border-radius: var(--radius);
            box-shadow: var(--shadow); padding: 40px;
        }
        .about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
        .about-copy p { margin-bottom: 14px; color: var(--text-soft); font-size: .96rem; }
        .about-copy strong { color: var(--primary-dark); }
        .about-figure { border-radius: 16px; overflow: hidden; box-shadow: 0 16px 44px rgba(14,43,66,.14); }
        .about-figure img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
        .about-figure figcaption { background: var(--surface); padding: 12px 18px; font-size: .88rem; color: var(--text-soft); text-align: center; border-top: 2px solid var(--accent); }

        .strength-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
        .strength-card {
            background: var(--surface); border-radius: var(--radius);
            padding: 28px 22px; box-shadow: 0 6px 20px rgba(14,43,66,.05);
            border-top: 3px solid var(--accent); transition: .35s;
        }
        .strength-card:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(14,43,66,.1); }
        .strength-card .icon { font-size: 2rem; margin-bottom: 12px; }
        .strength-card h4 { font-size: 1.05rem; color: var(--primary-dark); margin-bottom: 8px; }
        .strength-card p { font-size: .88rem; color: var(--text-soft); }

        .gallery-stack { display: flex; flex-direction: column; gap: 48px; }
        .gallery-group { background: var(--surface); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
        .gallery-group h3 {
            font-size: 1.2rem; color: var(--primary-dark); margin-bottom: 20px;
            padding-left: 14px; border-left: 4px solid var(--accent);
        }
        .gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
        .g-card { border-radius: 10px; overflow: hidden; background: var(--bg); transition: .3s; }
        .g-card:hover { box-shadow: 0 10px 26px rgba(14,43,66,.1); }
        .g-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
        .g-card p {
            padding: 10px 12px; font-size: .8rem; color: var(--text-soft);
            background: var(--surface); text-align: center; min-height: 46px;
            display: flex; align-items: center; justify-content: center;
        }

        .faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
        .faq-item { background: var(--surface); border-radius: var(--radius); padding: 26px; box-shadow: 0 4px 16px rgba(14,43,66,.04); }
        .faq-item h4 { color: var(--primary-dark); font-size: 1rem; margin-bottom: 8px; display: flex; gap: 8px; align-items: center; }
        .faq-item p { font-size: .9rem; color: var(--text-soft); }

        .cta-panel {
            background: linear-gradient(135deg, var(--hero-bg), #1b4b72);
            border-radius: 24px; padding: 48px;
            display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px;
            color: #fff; position: relative; overflow: hidden;
        }
        .cta-panel::before {
            content: ''; position: absolute; top: -40%; right: -10%;
            width: 400px; height: 400px; border-radius: 50%;
            background: radial-gradient(circle, rgba(196,122,46,.2), transparent 70%);
        }
        .cta-copy { position: relative; z-index: 2; }
        .cta-copy h2 { font-size: 1.8rem; margin-bottom: 12px; }
        .cta-copy p { color: rgba(255,255,255,.75); margin-bottom: 20px; font-size: .95rem; }
        .contact-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
        .contact-list li {
            background: rgba(255,255,255,.06); border-radius: 8px;
            padding: 8px 16px; font-size: .9rem;
        }
        .cta-contact { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); border-radius: 16px; padding: 28px; position: relative; z-index: 2; }
        .cta-contact strong { display: block; font-size: .95rem; margin-bottom: 4px; }
        .cta-contact > a {
            display: inline-block; font-size: 1.7rem; font-weight: 800;
            color: var(--accent-light); margin-bottom: 14px;
        }
        .cta-contact > a:hover { color: #fff; }
        .cta-contact__meta { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 16px; }
        .cta-contact__meta div { background: rgba(255,255,255,.04); border-radius: 8px; padding: 10px 14px; }
        .cta-contact__meta span { font-size: .75rem; color: rgba(255,255,255,.6); display: block; }
        .cta-contact__meta strong { font-size: .88rem; color: #fff; }

        .footer {
            background: var(--hero-bg); color: rgba(255,255,255,.7);
            padding: 44px 0 24px; margin-top: 20px;
        }
        .footer__inner { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
        .footer-copy p { margin-bottom: 10px; font-size: .88rem; }
        .friend-links-row { margin-top: 26px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.08); }
        .friend-links__inner { display: flex; flex-wrap: wrap; gap: 8px 18px; }
        .friend-links a {
            color: rgba(255,255,255,.4); font-size: .78rem; padding: 2px 8px;
            border-radius: 4px; transition: .3s;
        }
        .friend-links a:hover { color: var(--accent-light); background: rgba(255,255,255,.04); }
        .footer .timestamp {
            text-align: center; margin-top: 22px; font-size: .75rem;
            color: rgba(255,255,255,.3); border-top: 1px solid rgba(255,255,255,.05);
            padding-top: 16px;
        }

        @media (max-width: 1024px) {
            .hero-grid, .about-grid, .cta-panel { grid-template-columns: 1fr; }
            .strength-grid { grid-template-columns: repeat(2, 1fr); }
            .gallery-grid { grid-template-columns: repeat(3, 1fr); }
            .nav { gap: 16px; }
        }
        @media (max-width: 768px) {
            .header__inner { flex-direction: column; gap: 12px; padding: 14px; }
            .nav { flex-wrap: wrap; justify-content: center; gap: 10px 18px; }
            .topbar__inner { justify-content: center; text-align: center; }
            .hero { padding: 56px 0; }
            .hero h1 { font-size: 1.8rem; }
            .gallery-grid { grid-template-columns: repeat(2, 1fr); }
            .faq-grid { grid-template-columns: 1fr; }
            .metric-grid { grid-template-columns: repeat(3, 1fr); }
            .section { padding: 56px 0; }
            .cta-panel { padding: 28px; }
        }
        @media (max-width: 480px) {
            .strength-grid { grid-template-columns: 1fr; }
            .gallery-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
            .g-card p { font-size: .72rem; padding: 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;}
}