:root {
            --bg: #0a120c;
            --surface: #122018;
            --surface-light: #1a2e22;
            --accent: #4ade80;
            --accent2: #a3e635;
            --text: #f0fdf4;
            --muted: #8fb89f;
            --font-display: 'Anton', sans-serif;
            --font-body: 'Barlow', sans-serif;
            --shadow-step: 4px 4px 0px rgba(74, 222, 128, 0.3);
            --shadow-step-hover: 6px 6px 0px rgba(163, 230, 53, 0.5);
            --transition: all 0.3s ease;
        }

        /* Reset & Base */
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: var(--font-body); background-color: var(--bg); color: var(--text); line-height: 1.6; font-size: 16px; -webkit-font-smoothing: antialiased; }
        a { color: var(--accent); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent2); }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }

        h1, h2, h3, h4 { font-family: var(--font-display); font-weight: normal; letter-spacing: 1px; text-transform: uppercase; line-height: 1.2; }
        p { margin-bottom: 1.5rem; }

        /* --- HEADER (Matches Homepage) --- */
        header { background: var(--surface); border-bottom: 1px solid rgba(74, 222, 128, 0.15); position: sticky; top: 0; z-index: 1000; }
        .nav-container { display: flex; justify-content: space-between; align-items: center; height: 70px; }
        .logo { font-family: var(--font-display); font-size: 32px; color: var(--accent); letter-spacing: 2px; text-transform: lowercase; }
        .logo:hover { color: var(--accent2); }
        .menu-toggle { background: none; border: none; color: var(--accent); font-size: 28px; cursor: pointer; display: block; padding: 5px; }
        .nav-links { display: none; }
        .nav-links.active { display: flex; flex-direction: column; position: absolute; top: 70px; left: 0; width: 100%; background: var(--surface); padding: 20px; border-bottom: 2px solid var(--accent); box-shadow: 0 10px 20px rgba(0,0,0,0.5); }
        .nav-links a { padding: 12px 0; color: var(--text); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; border-bottom: 1px solid rgba(255,255,255,0.05); }
        .nav-links a:last-child { border-bottom: none; }

        @media (min-width: 1024px) {
            .menu-toggle { display: none; }
            .nav-links { display: flex; flex-direction: row; gap: 28px; position: static; width: auto; padding: 0; border: none; background: transparent; box-shadow: none; }
            .nav-links a { padding: 0; border: none; font-size: 15px; }
            .nav-links a:hover { color: var(--accent); transform: translateY(-2px); }
        }

        /* --- HERO BANNER --- */
        .hero { position: relative; padding: 60px 0 80px; background: linear-gradient(180deg, var(--surface) 0%, var(--bg) 100%); overflow: hidden; }
        .hero::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-image: radial-gradient(circle at 80% 20%, rgba(74, 222, 128, 0.1) 0%, transparent 50%); pointer-events: none; }
        .breadcrumb { font-size: 14px; color: var(--muted); margin-bottom: 20px; font-weight: 500; display: inline-block; padding: 6px 12px; background: rgba(0,0,0,0.3); border-radius: 4px; border: 1px solid rgba(143, 184, 159, 0.2); }
        .hero h1 { font-size: clamp(36px, 5vw, 56px); color: var(--text); margin-bottom: 24px; text-shadow: 2px 2px 0px rgba(0,0,0,0.5); }
        .meta-chips { display: flex; gap: 12px; flex-wrap: wrap; }
        .chip { display: inline-flex; align-items: center; padding: 6px 14px; background: var(--surface-light); border: 1px solid rgba(74, 222, 128, 0.3); color: var(--accent2); font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; box-shadow: 2px 2px 0px rgba(0,0,0,0.3); }

        /* --- MAIN CONTENT AREA --- */
        .main-content { padding: 40px 0 80px; }
        .content-wrapper { max-width: 840px; margin: 0 auto; }

        .intro-block { font-size: 18px; color: var(--text); padding: 30px; background: var(--surface); border-left: 4px solid var(--accent); box-shadow: var(--shadow-step); margin-bottom: 50px; font-weight: 500; line-height: 1.7; position: relative; }
        .intro-block::after { content: '”'; position: absolute; top: -10px; right: 20px; font-family: var(--font-display); font-size: 80px; color: rgba(74, 222, 128, 0.05); line-height: 1; }

        .section-block { margin-bottom: 60px; position: relative; }
        .section-block h2 { font-size: 28px; color: var(--accent); margin-bottom: 24px; display: flex; align-items: center; gap: 15px; border-bottom: 1px solid rgba(143, 184, 159, 0.2); padding-bottom: 10px; }

        /* Number Badge for H2 */
        .section-block { counter-increment: section; }
        .section-block h2::before { content: "0" counter(section); font-size: 16px; background: var(--accent); color: var(--bg); padding: 4px 8px; border-radius: 2px; font-family: var(--font-body); font-weight: 700; display: inline-block; transform: translateY(-2px); }

        .section-block p { font-size: 16px; color: rgba(240, 253, 244, 0.9); }
        .section-block a { border-bottom: 1px dashed var(--accent); padding-bottom: 2px; font-weight: 600; }
        .section-block a:hover { border-bottom-style: solid; color: var(--accent2); border-color: var(--accent2); }

        /* Custom Lists */
        .feature-list { list-style: none; padding: 0; margin: 25px 0; display: grid; gap: 15px; }
        .feature-list li { background: var(--surface-light); padding: 16px 20px 16px 45px; position: relative; border: 1px solid rgba(255,255,255,0.05); font-weight: 500; }
        .feature-list li::before { content: ''; position: absolute; left: 15px; top: 20px; width: 12px; height: 12px; background: var(--accent); transform: rotate(45deg); box-shadow: 2px 2px 0px rgba(0,0,0,0.5); }

        @media (min-width: 768px) {
            .feature-list.grid-list { grid-template-columns: repeat(2, 1fr); }
        }

        /* --- FAQ SECTION --- */
        .faq-wrapper { background: var(--surface); padding: 50px; border: 1px solid rgba(74, 222, 128, 0.2); box-shadow: var(--shadow-step); margin-top: 60px; }
        .faq-wrapper h2 { text-align: center; margin-bottom: 40px; font-size: 32px; color: var(--text); }
        .faq-wrapper h2::before { display: none; } /* Remove counter from FAQ */

        details { background: var(--bg); margin-bottom: 15px; border: 1px solid rgba(143, 184, 159, 0.2); transition: var(--transition); }
        details[open] { border-color: var(--accent); box-shadow: 0 4px 15px rgba(0,0,0,0.3); }
        summary { padding: 20px; font-family: var(--font-display); font-size: 20px; cursor: pointer; list-style: none; position: relative; padding-right: 50px; color: var(--text); letter-spacing: 0.5px; }
        summary::-webkit-details-marker { display: none; }
        summary::after { content: '+'; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); font-family: var(--font-body); font-size: 24px; color: var(--accent); font-weight: 300; transition: transform 0.3s ease; }
        details[open] summary::after { content: '−'; color: var(--accent2); }
        details[open] summary { color: var(--accent); }
        .faq-content { padding: 0 20px 20px; color: var(--muted); border-top: 1px solid rgba(255,255,255,0.05); margin-top: 10px; padding-top: 20px; }
        .faq-content p { margin: 0; }

        @media (max-width: 768px) {
            .faq-wrapper { padding: 30px 20px; }
            summary { font-size: 18px; padding: 15px; padding-right: 40px; }
            .faq-content { padding: 0 15px 15px; }
        }

        /* --- RELATED LINKS SECTION --- */
        .related-nav { margin: 60px 0; }
        .related-nav h3 { font-size: 24px; margin-bottom: 25px; text-align: center; color: var(--muted); }
        .related-grid { display: grid; grid-template-columns: 1fr; gap: 15px; }
        .related-card { display: flex; align-items: center; justify-content: space-between; padding: 20px; background: var(--surface-light); border: 1px solid rgba(255,255,255,0.05); color: var(--text); font-weight: 600; text-transform: capitalize; transition: var(--transition); }
        .related-card::after { content: '→'; color: var(--accent); font-size: 20px; transition: transform 0.3s; }
        .related-card:hover { background: var(--surface); border-color: var(--accent); box-shadow: var(--shadow-step); transform: translateX(5px); color: var(--accent2); border-bottom-style: solid; padding-bottom: 20px; }
        .related-card:hover::after { transform: translateX(5px); }

        @media (min-width: 768px) {
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .related-card:nth-child(3) { grid-column: 1 / -1; } /* Center the 3rd odd item if 5 items */
            .related-grid:has(> :nth-child(5):last-child) > :nth-child(3) { grid-column: span 1; } /* Reset if using flex or specific grid */
        }
        @media (min-width: 1024px) {
            .related-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 15px; }
            .related-card { flex: 1 1 calc(33.333% - 15px); min-width: 250px; }
        }

        /* --- CTA SECTION --- */
        .cta-grand { margin: 80px 0 40px; padding: 60px 40px; background: linear-gradient(135deg, var(--surface) 0%, #152b1f 100%); border: 2px solid var(--accent); text-align: center; box-shadow: var(--shadow-step-hover); position: relative; overflow: hidden; }
        /* Decorative motif */
        .cta-grand::before { content: ''; position: absolute; left: -20px; bottom: -20px; width: 100px; height: 100px; background: var(--accent); opacity: 0.1; transform: rotate(45deg); }
        .cta-grand::after { content: ''; position: absolute; right: -20px; top: -20px; width: 150px; height: 150px; border: 20px solid var(--accent2); opacity: 0.05; border-radius: 50%; }

        .cta-grand h2 { font-size: clamp(28px, 4vw, 42px); color: var(--accent2); margin-bottom: 15px; position: relative; z-index: 2; }
        .cta-grand p { font-size: 18px; color: var(--text); margin-bottom: 35px; max-width: 600px; margin-left: auto; margin-right: auto; position: relative; z-index: 2; }
        .cta-actions { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; position: relative; z-index: 2; }

        .btn { display: inline-flex; justify-content: center; align-items: center; padding: 16px 32px; font-family: var(--font-display); font-size: 20px; letter-spacing: 1px; transition: var(--transition); min-width: 180px; min-height: 54px; }
        .btn-primary { background: var(--accent); color: var(--bg); box-shadow: 4px 4px 0px rgba(0,0,0,0.5); }
        .btn-primary:hover { background: var(--accent2); transform: translate(-2px, -2px); box-shadow: 6px 6px 0px rgba(0,0,0,0.6); color: var(--bg); border-bottom: none; }
        .btn-secondary { background: transparent; color: var(--text); border: 2px solid var(--text); box-shadow: 4px 4px 0px rgba(0,0,0,0.3); }
        .btn-secondary:hover { background: rgba(255,255,255,0.1); border-color: var(--accent); color: var(--accent); transform: translate(-2px, -2px); box-shadow: 6px 6px 0px rgba(0,0,0,0.4); border-bottom: 2px solid var(--accent); }

        @media (max-width: 480px) {
            .cta-grand { padding: 40px 20px; }
            .cta-actions { flex-direction: column; width: 100%; }
            .btn { width: 100%; }
        }

        /* --- FOOTER (Matches Homepage) --- */
        footer { background: var(--surface); padding: 70px 0 25px; border-top: 3px solid var(--accent); margin-top: 40px; }
        .footer-grid { display: grid; gap: 50px; grid-template-columns: 1fr; }
        .footer-brand { font-family: var(--font-display); font-size: 38px; color: var(--accent); display: block; margin-bottom: 15px; letter-spacing: 1px; text-transform: lowercase; }
        .footer-tagline { color: var(--muted); font-size: 15px; line-height: 1.8; max-width: 400px; }
        .footer-links h4 { color: var(--text); margin-bottom: 25px; font-size: 22px; position: relative; display: inline-block; }
        .footer-links h4::after { content: ''; position: absolute; left: 0; bottom: -8px; width: 30px; height: 3px; background: var(--accent); }
        .footer-links ul { list-style: none; padding: 0; }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a { color: var(--muted); font-size: 15px; display: inline-block; }
        .footer-links a:hover { color: var(--accent2); transform: translateX(5px); }
        .footer-bottom { text-align: center; color: rgba(143, 184, 159, 0.6); margin-top: 60px; padding-top: 25px; border-top: 1px solid rgba(255,255,255,0.05); font-size: 14px; letter-spacing: 0.5px; }

        @media (min-width: 768px) {
            .footer-grid { grid-template-columns: 2fr 1fr 1fr; gap: 30px; }
        }


/* pipeline image & layout guards */
html, body { overflow-x: clip; }
img { max-width: 100%; height: auto; }
img.site-logo { height: 40px; width: auto; max-width: 240px; object-fit: contain; flex: none; }
header .logo a { display: inline-flex; align-items: center; flex: none; text-decoration: none; }
img.hero-visual { width: 100%; max-width: 560px; height: auto; object-fit: cover; border-radius: 16px; display: block; margin-inline: auto; }
img[class^="strip-"], img[class*=" strip-"] { width: 100%; height: auto; display: block; border-radius: 12px; object-fit: cover; }
/* 合规声明块（zb-disclaimer，全站 footer） */
.zb-disclaimer { margin-top: 18px !important; padding: 14px 0 0 0 !important; border-top: 1px solid rgba(128,128,128,.25) !important; font-size: .72rem !important; line-height: 1.7 !important; opacity: .85 !important; display: block !important; text-align: left !important; width: 100% !important; clear: both !important; }
.zb-disclaimer .zb-18 { display: inline-block !important; padding: 2px 10px !important; border: 1.5px solid currentColor !important; border-radius: 6px !important; font-weight: 800 !important; letter-spacing: 1px !important; margin: 0 0 10px 0 !important; font-size: .78rem !important; }
.zb-disclaimer p { display: block !important; margin: 5px 0 !important; padding: 0 !important; color: inherit !important; font-size: .72rem !important; line-height: 1.7 !important; }
.zb-disclaimer p:last-child { margin-bottom: 0 !important; }