:root{--bg-dark: #0A0E1A;--bg-surface: #121826;--bg-surface-hover: #1A2336;--bg-surface-elevated: #161F33;--border-color: #1F2937;--border-active: #374151;--border-glow-violet: rgba(124, 92, 255, .4);--border-glow-cyan: rgba(34, 211, 238, .4);--primary: #7C5CFF;--primary-glow: rgba(124, 92, 255, .25);--secondary: #22D3EE;--secondary-glow: rgba(34, 211, 238, .25);--text-main: #E5E7EB;--text-muted: #6B7280;--text-white: #FFFFFF;--success: #10B981;--danger: #EF4444;--font-sans: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "IBM Plex Mono", monospace;--sidebar-width: 280px;--header-mobile-height: 64px;--max-content-width: 1100px;--border-radius-sm: 4px;--border-radius-md: 8px;--border-radius-lg: 12px;--transition-fast: .15s ease;--transition-normal: .25s 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var(--transition-fast)}.nav-link:hover{color:var(--text-main);background-color:#ffffff08}.nav-link.active{color:var(--secondary);background-color:#22d3ee0f;border-left-color:var(--secondary);font-weight:600}.nav-link .nav-num{font-family:var(--font-mono);font-size:.75rem;opacity:.6;width:20px}.sidebar-footer{display:flex;flex-direction:column;gap:16px;padding-top:16px;border-top:1px solid var(--border-color)}.scroll-progress-wrapper{display:flex;flex-direction:column;gap:6px}.scroll-progress-label{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:.725rem;color:var(--text-muted);text-transform:uppercase}.scroll-progress-bar{width:100%;height:4px;background-color:#ffffff14;border-radius:2px;overflow:hidden}.scroll-progress-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--primary),var(--secondary));transition:width .1s linear;box-shadow:0 0 6px var(--secondary-glow)}.sidebar-contact-info{font-family:var(--font-mono);font-size:.75rem;color:var(--text-muted);display:flex;flex-direction:column;gap:4px}.sidebar-contact-info a:hover{color:var(--secondary)}.main-content{margin-left:var(--sidebar-width);flex:1;min-width:0;padding:0}.section{padding:80px 48px;border-bottom:1px solid var(--border-color);position:relative;max-width:100%}.section-inner{max-width:var(--max-content-width);margin:0 auto}.mobile-header{display:none;position:fixed;top:0;left:0;right:0;height:var(--header-mobile-height);background-color:var(--bg-surface);border-bottom:1px solid var(--border-color);padding:0 20px;align-items:center;justify-content:space-between;z-index:1000}.mobile-menu-toggle{display:flex;flex-direction:column;justify-content:space-around;width:28px;height:24px;background:transparent;border:none;cursor:pointer;padding:0;z-index:1002}.mobile-menu-toggle 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var(--border-color);display:flex;flex-direction:column;gap:32px}.footer-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px;padding-bottom:28px;border-bottom:1px solid var(--border-color)}.footer-nav{display:flex;flex-wrap:wrap;gap:20px}.footer-nav a{font-size:.875rem;color:var(--text-muted);transition:color var(--transition-fast)}.footer-nav a:hover{color:var(--secondary)}.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;font-family:var(--font-mono);font-size:.775rem;color:var(--text-muted)}.footer-domain{color:var(--secondary)}@media (max-width: 1024px){.tabs-container{grid-template-columns:1fr;gap:20px}.tabs-list{border-right:none;border-bottom:1px solid var(--border-color);padding-right:0;padding-bottom:16px;flex-direction:row;overflow-x:auto}.tab-btn{white-space:nowrap}.case-card,.contact-layout{grid-template-columns:1fr}.methodology-flow{flex-direction:column;align-items:stretch}.flow-arrow{transform:rotate(90deg);justify-content:center;padding:8px 0;animation:pulseArrowVertical 2s infinite ease-in-out}@keyframes pulseArrowVertical{0%,to{opacity:.4;transform:rotate(90deg) translate(0)}50%{opacity:1;transform:rotate(90deg) translate(4px)}}.faq-item{grid-template-columns:1fr;gap:12px}}@media (max-width: 640px){.contact-form{grid-template-columns:1fr}.contact-form .full-width,.form-submit-container{grid-column:span 1}.site-footer{padding:32px 20px}.contact-card{padding:24px 16px}}