:root { --color-primary: #0ea5e9; --color-primary-dark: #0369a1; --color-accent: #22c55e; --color-surface: #f7fbff; --color-text: #07233a; --rgb-primary: 14,165,233; --rgb-accent: 34,197,94; --radius-sm: 8px; --radius-md: 12px; --radius-lg: 18px; --radius-xl: 22px; --shadow-sm: 0 4px 10px rgba(7,35,58,0.06), 0 10px 20px rgba(7,35,58,0.05); --shadow-md: 0 4px 8px rgba(7,35,58,0.05), 0 20px 40px -10px rgba(7,35,58,0.12); --shadow-lg: 0 10px 30px rgba(7,35,58,0.10), 0 30px 70px -25px rgba(7,35,58,0.16); --space-section: 2rem; --space-card: 1rem; --space-gap: 0.75rem; --transition: 0.38s ease; --heading-weight: 800; --body-line-height: 1.75; } body { color: var(--color-text); line-height: var(--body-line-height); background: linear-gradient(180deg, rgba(247,251,255,1) 0%, rgba(247,251,255,0.92) 40%, rgba(255,255,255,1) 100%); } h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 1px 0 rgba(255,255,255,0.75); } section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); } .card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: 0 4px 8px rgba(0,0,0,0.05), 0 20px 40px -10px rgba(0,0,0,0.12), 0 0 0 1px rgba(14,165,233,0.10); padding: var(--space-card); transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition), background-color var(--transition), color var(--transition), filter var(--transition), opacity var(--transition); background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(247,251,255,0.92)); } .btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: background-color var(--transition), color var(--transition), box-shadow var(--transition), border-color var(--transition), transform var(--transition), filter var(--transition); } a:not([class]) { color: var(--color-primary); transition: var(--transition); text-underline-offset: 3px; } a:not([class]):focus-visible { outline: 3px solid rgba(14,165,233,0.35); outline-offset: 2px; border-radius: 10px; } :focus, :focus-visible { outline-color: rgba(14,165,233,0.35); caret-color: var(--color-primary); accent-color: var(--color-accent); } /* ========== Section Layout Variants ========== */ /* news: featured-left */ /* 左大右小 (1大+2小) */ .news-grid { display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: auto auto; gap: var(--space-gap); } .news-grid > *:first-child { grid-row: span 2; } /* features: horizontal */ /* 水平滚动 */ .feature-list { display: flex; gap: var(--space-gap); overflow-x: auto; scroll-snap-type: x mandatory; } .feature-list > * { flex: 0 0 300px; scroll-snap-align: start; } .feature-list { scrollbar-color: rgba(14,165,233,0.55) rgba(7,35,58,0.06); } .feature-list::-webkit-scrollbar-thumb { background: rgba(14,165,233,0.45); border-radius: 999px; border: 3px solid rgba(255,255,255,0.75); } .feature-list::-webkit-scrollbar-track { background: rgba(7,35,58,0.06); border-radius: 999px; } /* hero: minimal */ .hero { padding: 2rem 0; } .hero-content { max-width: 560px; } /* testimonials: masonry */ .testimonial-list { column-count: 2; column-gap: var(--space-gap); } .testimonial-list > * { break-inside: avoid; margin-bottom: var(--space-gap); } /* partners: grid-6 */ .partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-gap); align-items: center; } /* faq: with-sidebar */ /* FAQ 左 + 联系信息右 */ .faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; } /* stats: grid-4 */ .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); text-align: center; } /* cta: centered */ .cta-inner { text-align: center; max-width: 700px; margin: 0 auto; } /* Page Layout: full-width */ /* 无侧边栏, 全宽 */ .page-main { max-width: 1200px; margin: 0 auto; } /* 条件性装饰 */ /* Horizontal-strips: white / cream / dark / white pattern (strong zones) */ .hero, [class*="hero"], section:first-of-type { background: linear-gradient(90deg, rgba(255,255,255,0.98) 0%, rgba(255,255,255,0.98) 22%, rgba(253,246,242,0.98) 22%, rgba(253,246,242,0.98) 42%, rgba(8,46,88,0.98) 42%, rgba(8,46,88,0.98) 70%, rgba(255,255,255,0.98) 70%, rgba(255,255,255,0.98) 100%), radial-gradient(1200px 240px at 15% 10%, rgba(14,165,233,0.18) 0%, rgba(14,165,233,0.00) 55%), radial-gradient(900px 260px at 85% 30%, rgba(34,197,94,0.14) 0%, rgba(34,197,94,0.00) 60%); background-size: cover; border-top: 1px solid rgba(14,165,233,0.10); border-bottom: 1px solid rgba(14,165,233,0.10); box-shadow: 0 18px 50px -25px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.55); } .card { border: 1px solid rgba(14,165,233, .16); background-clip: padding-box; } header, .header, .navbar { background: transparent; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); box-shadow: 0 6px 18px rgba(7,35,58,0.05); } /* Responsive */ @media (max-width: 1024px) { .news-grid { grid-template-columns: repeat(2, 1fr) !important; } .feature-list { grid-template-columns: repeat(2, 1fr) !important; } .partner-grid { grid-template-columns: repeat(3, 1fr) !important; } .stats-grid { grid-template-columns: repeat(2, 1fr) !important; } .hero-inner { grid-template-columns: 1fr !important; } } @media (max-width: 640px) { :root { --space-section: 2rem; --space-card: 1rem; --space-gap: 0.75rem; } .news-grid { grid-template-columns: 1fr !important; } .feature-list { grid-template-columns: 1fr !important; } .faq-list { grid-template-columns: 1fr !important; } .testimonial-list { column-count: 1 !important; } .partner-grid { grid-template-columns: repeat(2, 1fr) !important; } .stats-grid { grid-template-columns: repeat(2, 1fr) !important; } .cta-inner { grid-template-columns: 1fr !important; } }