:root {
            --bg: #04140f;
            --surface: #0a241b;
            --surface-hover: #0e3326;
            --accent: #f0b429;
            --accent-hover: #d9a020;
            --accent2: #2dd4a7;
            --text: #eefbf5;
            --muted: #8fb3a5;
            --border: rgba(45, 212, 167, 0.15);

            --font-display: 'Teko', sans-serif;
            --font-body: 'Nunito', sans-serif;

            --container-px: 1.25rem;
            --transition: all 0.3s ease;
        }

        /* Reset & Base */
        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: var(--font-body);
            line-height: 1.6;
            overflow-x: hidden;
            background-image:
                linear-gradient(rgba(4, 20, 15, 0.95), rgba(4, 20, 15, 0.95)),
                radial-gradient(circle at 50% 0%, rgba(45, 212, 167, 0.1) 0%, transparent 50%);
        }

        a { color: var(--accent2); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent); }

        h1, h2, h3, .logo, .footer-brand {
            font-family: var(--font-display);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            font-weight: 500;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: var(--container-px);
            padding-right: var(--container-px);
        }

        /* --- Header Styles --- */
        header {
            background-color: rgba(4, 20, 15, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
        }
        .logo {
            font-size: 2.25rem;
            color: var(--accent);
            font-weight: 600;
            letter-spacing: 1px;
        }
        #main-nav ul {
            list-style: none;
            display: flex;
            gap: 2rem;
        }
        #main-nav a {
            color: var(--text);
            font-family: var(--font-display);
            font-size: 1.3rem;
            letter-spacing: 0.5px;
        }
        #main-nav a:hover { color: var(--accent2); }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            width: 30px;
            height: 24px;
            position: relative;
        }
        .menu-toggle span {
            display: block;
            width: 100%;
            height: 2px;
            background-color: var(--accent);
            position: absolute;
            transition: var(--transition);
        }
        .menu-toggle span:nth-child(1) { top: 0; }
        .menu-toggle span:nth-child(2) { top: 11px; }
        .menu-toggle span:nth-child(3) { bottom: 0; }

        @media (max-width: 768px) {
            .menu-toggle { display: block; }
            #main-nav {
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--surface);
                border-bottom: 1px solid var(--border);
                transform: translateY(-150%);
                transition: transform 0.3s ease-in-out;
                z-index: 99;
            }
            #main-nav.active { transform: translateY(0); }
            #main-nav ul {
                flex-direction: column;
                gap: 0;
                padding: 1rem 0;
            }
            #main-nav li { text-align: center; }
            #main-nav a {
                display: block;
                padding: 1rem;
                font-size: 1.5rem;
                border-bottom: 1px solid rgba(255,255,255,0.05);
            }
        }

        /* --- Hero Section --- */
        .hero {
            padding: 3rem 0 2rem;
            border-bottom: 1px solid var(--border);
            position: relative;
        }
        .breadcrumb {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .hero h1 {
            font-size: clamp(2.5rem, 5vw, 4rem);
            color: var(--accent);
            line-height: 1.1;
            margin-bottom: 1.25rem;
            text-shadow: 0 2px 10px rgba(240, 180, 41, 0.2);
        }
        .meta-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-bottom: 2.5rem;
        }
        .chip {
            background-color: rgba(45, 212, 167, 0.1);
            color: var(--accent2);
            padding: 0.35rem 0.85rem;
            border-radius: 4px;
            font-size: 0.85rem;
            font-weight: 600;
            border: 1px solid rgba(45, 212, 167, 0.2);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .chip::before {
            content: '';
            display: block;
            width: 6px;
            height: 6px;
            background-color: var(--accent2);
            border-radius: 50%;
        }
        .intro-box {
            background: linear-gradient(135deg, var(--surface) 0%, rgba(10, 36, 27, 0.4) 100%);
            border-left: 4px solid var(--accent);
            padding: 1.5rem 2rem;
            border-radius: 0 8px 8px 0;
            font-size: 1.05rem;
            color: var(--text);
            box-shadow: 0 4px 20px rgba(0,0,0,0.2);
        }

        /* --- Main Content (Fintech Dashboard Style) --- */
        .content-area {
            padding: 4rem 0;
        }
        .dashboard-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }
        @media (min-width: 768px) {
            .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (min-width: 1024px) {
            .dashboard-grid { gap: 2rem; }
        }

        .panel {
            background-color: var(--surface);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 2rem;
            position: relative;
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .panel:hover {
            border-color: rgba(45, 212, 167, 0.4);
            box-shadow: 0 8px 24px rgba(0,0,0,0.3);
            transform: translateY(-2px);
        }
        /* Decorative corner element */
        .panel::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, transparent 50%, rgba(45, 212, 167, 0.1) 50%);
            border-top-right-radius: 12px;
        }

        .panel-number {
            font-family: var(--font-display);
            font-size: 3rem;
            color: rgba(255,255,255,0.05);
            position: absolute;
            top: 10px;
            right: 20px;
            line-height: 1;
            pointer-events: none;
        }

        .panel h2 {
            font-size: 2rem;
            color: var(--accent2);
            margin-bottom: 1.25rem;
            line-height: 1.2;
            padding-right: 2rem; /* space for number */
        }
        .panel p {
            color: var(--muted);
            margin-bottom: 1rem;
        }
        .panel p:last-of-type:not(:has(+ul)) {
            margin-bottom: 0;
        }
        .panel a {
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .panel a:hover {
            color: var(--text);
        }

        /* Checklists */
        .secure-list {
            list-style: none;
            margin-top: 1.5rem;
            padding-top: 1.5rem;
            border-top: 1px dashed var(--border);
        }
        .secure-list li {
            position: relative;
            padding-left: 2rem;
            margin-bottom: 1rem;
            color: var(--text);
            font-size: 0.95rem;
        }
        .secure-list li:last-child { margin-bottom: 0; }
        .secure-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 2px;
            color: var(--bg);
            background-color: var(--accent2);
            width: 20px;
            height: 20px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: bold;
        }

        /* Special styling for specific panels to break monotony */
        .panel:nth-child(5) {
            border-top: 3px solid var(--accent);
        }
        .panel:nth-child(6) {
            background: linear-gradient(to bottom, var(--surface), #141a18);
            border-left: 3px solid #ff5a5a;
        }

        /* --- FAQ Section --- */
        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        .section-header h2 {
            font-size: 2.5rem;
            color: var(--accent);
        }
        .faq-section {
            padding: 4rem 0;
            background-color: rgba(10, 36, 27, 0.3);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        details {
            background-color: var(--surface);
            border: 1px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
            transition: var(--transition);
        }
        details[open] {
            border-color: var(--accent2);
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
        }
        summary {
            padding: 1.25rem 1.5rem;
            font-family: var(--font-display);
            font-size: 1.5rem;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            letter-spacing: 0.5px;
        }
        summary::-webkit-details-marker { display: none; }
        summary::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--accent2);
            transition: transform 0.3s ease;
        }
        details[open] summary::after {
            content: '−';
            color: var(--accent);
            transform: rotate(180deg);
        }
        details p {
            padding: 0 1.5rem 1.5rem;
            color: var(--muted);
            border-top: 1px solid rgba(255,255,255,0.02);
            margin-top: 0.5rem;
            padding-top: 1rem;
        }

        /* --- Related Links Section --- */
        .related-section {
            padding: 4rem 0;
        }
        .nav-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1rem;
        }
        @media (min-width: 768px) {
            .nav-grid { grid-template-columns: repeat(3, 1fr); }
        }
        .nav-card {
            background-color: var(--surface);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 1.5rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            transition: var(--transition);
        }
        .nav-card:hover {
            background-color: var(--surface-hover);
            border-color: var(--accent);
            transform: translateY(-3px);
        }
        .nav-icon {
            width: 44px;
            height: 44px;
            background-color: rgba(240, 180, 41, 0.1);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            flex-shrink: 0;
        }
        .nav-icon svg { width: 24px; height: 24px; fill: currentColor; }
        .nav-card a {
            font-family: var(--font-display);
            font-size: 1.4rem;
            color: var(--text);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            display: block;
            width: 100%;
        }
        .nav-card a::after {
            content: '→';
            float: right;
            color: var(--accent2);
            opacity: 0;
            transform: translateX(-10px);
            transition: var(--transition);
        }
        .nav-card:hover a::after {
            opacity: 1;
            transform: translateX(0);
        }

        /* --- CTA Block --- */
        .cta-section {
            text-align: center;
            padding: 5rem 0;
            background: linear-gradient(to top, var(--surface), var(--bg));
            border-top: 1px solid rgba(240, 180, 41, 0.2);
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0; left: 50%;
            transform: translateX(-50%);
            width: 150px; height: 3px;
            background-color: var(--accent);
        }
        .cta-section h2 {
            font-size: clamp(2rem, 4vw, 3rem);
            color: var(--text);
            margin-bottom: 1rem;
        }
        .cta-section p {
            color: var(--muted);
            max-width: 600px;
            margin: 0 auto 2.5rem;
            font-size: 1.1rem;
        }
        .btn-group {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.85rem 2.5rem;
            font-family: var(--font-display);
            font-size: 1.5rem;
            border-radius: 6px;
            text-transform: uppercase;
            letter-spacing: 1px;
            min-width: 200px;
            min-height: 44px; /* Touch target */
        }
        .btn-primary {
            background-color: var(--accent);
            color: var(--bg);
            border: 2px solid var(--accent);
        }
        .btn-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(240, 180, 41, 0.3);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--accent2);
            border: 2px solid var(--accent2);
        }
        .btn-secondary:hover {
            background-color: rgba(45, 212, 167, 0.1);
            transform: translateY(-2px);
        }

        /* --- Footer Styles --- */
        footer {
            background-color: #020a07;
            padding: 4rem 0 2rem;
            border-top: 1px solid var(--border);
            text-align: center;
        }
        .footer-brand {
            font-size: 2.5rem;
            color: var(--muted);
            margin-bottom: 1rem;
        }
        .footer-tagline {
            color: var(--muted);
            max-width: 600px;
            margin: 0 auto 2rem;
            font-size: 0.9rem;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem 1.5rem;
            margin-bottom: 3rem;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        .footer-links a {
            color: var(--text);
            font-size: 0.9rem;
        }
        .footer-links a:hover { color: var(--accent); }
        .copyright {
            color: rgba(143, 179, 165, 0.5);
            font-size: 0.8rem;
            border-top: 1px solid rgba(255,255,255,0.05);
            padding-top: 2rem;
        }


/* 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; }