:root {
    --bg: #150a05;
    --surface: #2b1508;
    --accent: #ffb703;
    --accent2: #fb5607;
    --text: #fff8f0;
    --muted: #c2a08b;
    --font-display: 'Anton', sans-serif;
    --font-body: 'Barlow', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-body); background-color: var(--bg); color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* HEADER (Copied Structure Styling) */
header { background-color: var(--bg); border-bottom: 1px solid var(--surface); position: sticky; top: 0; z-index: 100; }
.header-inner { display: flex; justify-content: space-between; align-items: center; height: 70px; }
.logo { font-family: var(--font-display); font-size: 2rem; color: var(--accent); text-transform: uppercase; letter-spacing: 2px; }
.nav-desktop { display: none; }
.nav-desktop ul { display: flex; gap: 1.5rem; list-style: none; }
.nav-desktop a { font-weight: 600; font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.5px; transition: color 0.2s; padding: 0.5rem 0; }
.nav-desktop a:hover { color: var(--accent); }
.header-ctas { display: none; gap: 1rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 0.6rem 1.2rem; font-family: var(--font-display); text-transform: uppercase; letter-spacing: 1px; border-radius: 2px; transition: all 0.2s; min-height: 44px; font-size: 1rem; cursor: pointer; }
.btn-primary { background: linear-gradient(135deg, var(--accent2), var(--accent)); color: var(--bg); border: none; }
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-2px); }
.btn-secondary { background: transparent; color: var(--accent); border: 2px solid var(--accent); }
.btn-secondary:hover { background: var(--accent); color: var(--bg); }
.menu-toggle { display: block; background: none; border: none; color: var(--text); font-size: 1.5rem; cursor: pointer; padding: 0.5rem; min-height: 44px; min-width: 44px; }
.nav-mobile { display: none; background-color: var(--surface); border-top: 1px solid rgba(255,255,255,0.05); padding: 1rem 1.5rem; position: absolute; width: 100%; left: 0; top: 70px; box-shadow: 0 10px 20px rgba(0,0,0,0.5); }
.nav-mobile.active { display: block; }
.nav-mobile ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.5rem; }
.nav-mobile a { display: block; padding: 0.75rem 0; font-weight: 600; text-transform: uppercase; border-bottom: 1px solid rgba(194, 160, 139, 0.1); }
.nav-mobile .header-ctas { display: flex; flex-direction: column; }

/* HERO & BREADCRUMB */
.hero { background: radial-gradient(circle at top right, #3a1605 0%, var(--bg) 70%); padding: 3rem 0 4rem; position: relative; border-bottom: 2px solid var(--surface); }
.hero::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-image: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(251, 86, 7, 0.02) 10px, rgba(251, 86, 7, 0.02) 20px); pointer-events: none; }
.breadcrumb { font-size: 0.85rem; color: var(--muted); margin-bottom: 1.5rem; display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; position: relative; z-index: 2; }
.breadcrumb a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; padding: 0.2rem 0; }
.breadcrumb span { color: var(--text); }
.hero h1 { font-family: var(--font-display); font-size: 2.5rem; line-height: 1.1; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 1.5rem; color: var(--text); text-shadow: 2px 2px 4px rgba(0,0,0,0.5); position: relative; z-index: 2; }
.meta-chips { display: flex; flex-wrap: wrap; gap: 0.75rem; position: relative; z-index: 2; }
.chip { display: inline-flex; align-items: center; padding: 0.3rem 0.8rem; background: rgba(43, 21, 8, 0.8); border: 1px solid var(--muted); border-radius: 20px; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--muted); }

/* MAIN CONTENT */
.main-content { padding: 4rem 0; display: grid; gap: 3rem; }
.intro-block { font-size: 1.1rem; line-height: 1.8; color: var(--text); padding: 2rem; background: var(--surface); border-left: 4px solid var(--accent); box-shadow: 0 4px 15px rgba(0,0,0,0.3); position: relative; }
.intro-block::after { content: '"'; position: absolute; top: -10px; right: 20px; font-family: var(--font-display); font-size: 6rem; color: rgba(255, 183, 3, 0.1); line-height: 1; }

.content-grid { display: grid; gap: 2rem; }
.data-card { background: var(--surface); padding: 2rem; border: 1px solid rgba(194, 160, 139, 0.15); position: relative; z-index: 1; overflow: hidden; }
.data-card::after { content: attr(data-step); position: absolute; top: -15px; right: -5px; font-family: var(--font-display); font-size: 10rem; color: rgba(255, 248, 240, 0.02); z-index: -1; line-height: 1; letter-spacing: -5px; }
.data-card h2 { font-family: var(--font-display); font-size: 1.6rem; color: var(--accent); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 1.25rem; display: flex; align-items: center; gap: 12px; }
.data-card h2::before { content: ''; display: block; width: 8px; height: 24px; background: var(--accent2); }
.data-card p { margin-bottom: 1.25rem; color: #e6d5c9; }
.data-card p:last-child { margin-bottom: 0; }
.data-card a { color: var(--accent); font-weight: 600; border-bottom: 1px dashed var(--accent); transition: all 0.2s; }
.data-card a:hover { color: var(--accent2); border-bottom-color: var(--accent2); }

/* FAQ SECTION */
.section-title { font-family: var(--font-display); font-size: 2rem; text-transform: uppercase; margin-bottom: 1.5rem; text-align: center; color: var(--text); }
.faq-container { display: grid; gap: 1rem; }
details { background: var(--surface); border: 1px solid rgba(194, 160, 139, 0.2); }
summary { padding: 1.25rem 1.5rem; font-family: var(--font-display); font-size: 1.2rem; color: var(--accent); cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; letter-spacing: 0.5px; min-height: 44px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; font-size: 1.5rem; color: var(--accent2); transition: transform 0.3s; }
details[open] summary::after { transform: rotate(45deg); }
details p { padding: 0 1.5rem 1.5rem; color: var(--muted); border-top: 1px solid rgba(194, 160, 139, 0.1); margin-top: 0.5rem; padding-top: 1rem; }

/* RELATED PAGES */
.related-nav { background: var(--surface); padding: 3rem 2rem; border-top: 2px solid var(--accent2); border-bottom: 2px solid var(--accent2); text-align: center; }
.related-nav h3 { font-family: var(--font-display); font-size: 1.5rem; color: var(--text); margin-bottom: 1.5rem; text-transform: uppercase; }
.related-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; }
.related-grid a { display: inline-flex; align-items: center; justify-content: center; padding: 1rem 1.5rem; background: var(--bg); border: 1px solid var(--muted); color: var(--accent); font-family: var(--font-display); text-transform: uppercase; letter-spacing: 1px; transition: all 0.3s; min-height: 44px; }
.related-grid a:hover { background: var(--accent); color: var(--bg); border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 5px 15px rgba(255, 183, 3, 0.2); }

/* FINAL CTA */
.final-cta { background: linear-gradient(135deg, var(--accent2) 0%, #d00000 100%); padding: 4rem 2rem; text-align: center; border-radius: 4px; box-shadow: 0 10px 30px rgba(0,0,0,0.5); position: relative; overflow: hidden; }
.final-cta::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: radial-gradient(circle, rgba(255,183,3,0.2) 0%, transparent 70%); pointer-events: none; }
.final-cta h2 { font-family: var(--font-display); font-size: 2.5rem; color: var(--text); text-transform: uppercase; margin-bottom: 1rem; position: relative; z-index: 2; }
.final-cta p { font-size: 1.2rem; color: var(--text); margin-bottom: 2rem; font-weight: 600; position: relative; z-index: 2; }
.cta-buttons { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; position: relative; z-index: 2; }
.cta-buttons .btn-dark { background: var(--bg); color: var(--accent); border: none; font-size: 1.1rem; padding: 0.8rem 2rem; }
.cta-buttons .btn-dark:hover { background: var(--text); color: var(--bg); }
.cta-buttons .btn-outline { background: transparent; color: var(--text); border: 2px solid var(--text); font-size: 1.1rem; padding: 0.8rem 2rem; }
.cta-buttons .btn-outline:hover { background: var(--text); color: var(--accent2); }

/* FOOTER (Copied Structure Styling) */
footer { background-color: #0a0502; padding: 4rem 0 2rem; border-top: 1px solid var(--surface); text-align: center; }
.footer-brand { font-family: var(--font-display); font-size: 2.5rem; color: var(--accent); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 1rem; }
.footer-tagline { color: var(--muted); margin-bottom: 2rem; font-size: 1.1rem; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem 2rem; margin-bottom: 3rem; max-width: 800px; margin-left: auto; margin-right: auto; }
.footer-links a { color: var(--text); font-weight: 600; text-transform: uppercase; font-size: 0.85rem; letter-spacing: 1px; transition: color 0.2s; padding: 0.5rem; }
.footer-links a:hover { color: var(--accent); }
.copyright { color: var(--muted); font-size: 0.85rem; border-top: 1px solid rgba(194, 160, 139, 0.1); padding-top: 2rem; }

/* RESPONSIVE */
@media (min-width: 768px) {
    .hero h1 { font-size: 3.5rem; }
    .content-grid { grid-template-columns: 1fr; }
    .data-card { padding: 3rem; }
    .data-card::after { font-size: 14rem; top: -30px; right: -10px; }
    .final-cta h2 { font-size: 3.5rem; }
}
@media (min-width: 1024px) {
    .nav-desktop { display: block; }
    .header-ctas { display: flex; }
    .menu-toggle { display: none; }
    .hero { padding: 5rem 0 6rem; }
    .hero h1 { font-size: 4rem; max-width: 800px; }
    .content-grid { grid-template-columns: repeat(2, 1fr); }
    .data-card:last-child { grid-column: 1 / -1; }
    .faq-container { max-width: 800px; margin: 0 auto; }
}


/* 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; }