@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Noto+Sans+SC:wght@300;400;500;600;700&display=swap";:root{--color-primary: #1e40af;--color-primary-light: #3b82f6;--color-primary-lighter: #93bbfd;--color-primary-bg: #eff6ff;--color-primary-subtle: #dbeafe;--color-accent: #0ea5e9;--bg-white: #ffffff;--bg-page: #f8fafc;--bg-card: #ffffff;--bg-section-alt: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--text-on-dark: #f8fafc;--border-light: #e2e8f0;--border-card: #e8ecf1;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .08), 0 2px 4px -2px rgba(0, 0, 0, .05);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .04);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 8px 10px -6px rgba(0, 0, 0, .05);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--max-width: 1280px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:Inter,Noto Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background-color:var(--bg-page);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-primary-light);text-decoration:none;transition:color .2s}a:hover{color:var(--color-primary)}img{max-width:100%;display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.section-label{display:inline-block;font-size:.875rem;font-weight:600;color:var(--color-primary-light);text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}.section-title{font-size:2.25rem;font-weight:700;color:var(--text-primary);line-height:1.3;margin-bottom:16px}.section-desc{font-size:1.1rem;color:var(--text-secondary);max-width:640px;line-height:1.7}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 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0;background:linear-gradient(180deg,#f8fafc66,#f8fafc8c),url(/bg-architecture.png) center / cover no-repeat fixed}.workflow-header{text-align:center;margin-bottom:56px}.workflow-header .section-desc{margin:0 auto}.workflow-steps{display:flex;justify-content:center;align-items:flex-start;gap:0;flex-wrap:wrap;position:relative}.workflow-step{display:flex;flex-direction:column;align-items:center;text-align:center;width:140px;position:relative;padding:0 8px}.workflow-step-icon{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--color-primary-bg) 0%,var(--color-primary-subtle) 100%);color:var(--color-primary);display:flex;align-items:center;justify-content:center;margin-bottom:12px;border:2px solid var(--color-primary-subtle);transition:all .3s}.workflow-step:hover .workflow-step-icon{transform:scale(1.08);border-color:var(--color-primary-light);box-shadow:0 4px 12px #1e40af26}.workflow-step-label{font-size:.95rem;font-weight:700;color:var(--text-primary);white-space:pre-line;line-height:1.3;margin-bottom:4px}.workflow-step-desc{font-size:.8rem;color:var(--text-muted);white-space:pre-line;line-height:1.5}.workflow-step-arrow{position:absolute;right:-12px;top:18px;color:var(--text-muted);opacity:.5}@media(max-width:768px){.workflow-steps{flex-direction:column;align-items:center;gap:20px}.workflow-step{width:auto;flex-direction:row;gap:16px;text-align:left}.workflow-step-arrow{display:none}.workflow-step-icon{margin-bottom:0}}.architecture{padding:100px 0;background:var(--bg-white)}.architecture-header{text-align:center;margin-bottom:56px}.architecture-header .section-desc{margin:0 auto}.arch-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-bottom:48px}.arch-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-md);padding:24px;transition:all 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1.4fr;gap:40px;align-items:start}.contact-info{position:relative;display:flex;flex-direction:column;gap:16px;padding:36px;background:linear-gradient(135deg,var(--color-primary) 0%,#1e3a8a 100%);border-radius:var(--radius-lg);color:#fff;overflow:hidden;min-height:380px}.contact-info-bg{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.contact-info-bg-grid{position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:40px 40px}.contact-info-bg-dots{position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(circle,rgba(255,255,255,.06) 1.5px,transparent 1.5px);background-size:24px 24px}.contact-info-card{position:relative;z-index:1;display:flex;align-items:center;gap:14px;padding:14px 18px;background:#ffffff1a;border-radius:var(--radius-sm);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.contact-info-icon{width:42px;height:42px;border-radius:var(--radius-sm);background:#ffffff26;display:flex;align-items:center;justify-content:center;flex-shrink:0}.contact-info-card h4{font-size:.8rem;font-weight:500;opacity:.75;margin-bottom:2px}.contact-info-card p{font-size:1rem;font-weight:600}.contact-form-wrap{background:var(--bg-white);border:1px solid var(--border-card);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow-sm)}.contact-form{display:flex;flex-direction:column;gap:20px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:.875rem;font-weight:600;color:var(--text-primary)}.form-group input,.form-group textarea{padding:10px 14px;border:1.5px solid var(--border-light);border-radius:var(--radius-sm);font-size:.925rem;font-family:inherit;color:var(--text-primary);background:var(--bg-page);transition:all .25s;outline:none}.form-group input:focus,.form-group textarea:focus{border-color:var(--color-primary-light);box-shadow:0 0 0 3px #3b82f61a;background:var(--bg-white)}.form-group input::placeholder,.form-group textarea::placeholder{color:var(--text-muted)}.form-submit{align-self:flex-start}.form-submit:disabled{opacity:.8;cursor:default}@media(max-width:768px){.contact-grid,.form-row{grid-template-columns:1fr}}.footer{background:var(--text-primary);color:var(--text-on-dark);padding:60px 0 32px}.footer-inner{display:flex;flex-wrap:wrap;gap:48px}.footer-brand{flex:1;min-width:240px}.footer-brand .logo{color:#fff;margin-bottom:14px}.footer-brand .logo-text{color:var(--text-muted)}.footer-brand .logo-text strong{color:#fff}.footer-tagline{font-size:.875rem;color:#94a3b8;line-height:1.6;max-width:280px}.footer-links{display:flex;gap:60px;flex-wrap:wrap}.footer-col h4{font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:16px;color:#fff}.footer-col a{display:block;font-size:.875rem;color:#94a3b8;padding:4px 0;transition:color .2s}.footer-col a:hover{color:#fff}.footer-bottom{width:100%;padding-top:32px;margin-top:16px;border-top:1px solid rgba(255,255,255,.1)}.footer-bottom p{font-size:.8rem;color:#64748b}@media(max-width:768px){.footer-inner{flex-direction:column;gap:36px}.footer-links{gap:36px}}