:root{--navy:#1a1a2e;--blue:#4361ee;--purple:#7b2fff;--gradient:linear-gradient(135deg,#4361ee,#7b2fff);--white:#fff;--light-bg:#f8f9fc;--border:#e4e7f0;--text-muted:#6b7280;--radius:12px;--shadow:0 4px 24px rgba(67,97,238,.12)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,system-ui,-apple-system,sans-serif;color:var(--navy);background:var(--white);line-height:1.6}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}nav{position:-webkit-sticky;position:sticky;top:0;background:hsla(0,0%,100%,.95);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:100;padding:0 24px}.nav-inner{max-width:1100px;margin:0 auto;height:68px;display:flex;align-items:center;justify-content:space-between}.nav-logo{height:44px;width:auto}.nav-links{display:flex;align-items:center;gap:32px;list-style:none}.nav-links a{font-size:.9rem;font-weight:500;color:var(--navy);transition:color .2s}.nav-links a:hover{color:var(--blue)}.nav-links .nav-external{display:flex;align-items:center;gap:4px;color:var(--blue);font-weight:600}.nav-links .nav-external svg{width:13px;height:13px}.nav-cta{padding:9px 20px;background:var(--gradient);border-radius:8px;font-weight:600!important;font-size:.875rem!important;transition:opacity .2s!important}.nav-cta,.nav-cta:hover{color:var(--white)!important}.nav-cta:hover{opacity:.9}.hero{background:var(--light-bg);padding:80px 24px}.hero-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;gap:56px}.hero-image{width:min(460px,50%);flex-shrink:0;mix-blend-mode:multiply}.hero-text{flex:1 1}.hero h1{font-size:clamp(2rem,4vw,3rem);font-weight:800;line-height:1.2;margin-bottom:16px}.hero h1 .accent{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero p{font-size:1.125rem;color:var(--text-muted);margin:0}section{padding:80px 24px}.section-inner{max-width:1100px;margin:0 auto}.section-label{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);background:rgba(67,97,238,.08);padding:4px 12px;border-radius:20px;margin-bottom:16px}.section-title{font-size:clamp(1.6rem,4vw,2.25rem);font-weight:800;line-height:1.25;margin-bottom:16px}.section-sub{color:var(--text-muted);font-size:1.05rem;max-width:600px;margin-bottom:48px}#about{background:var(--white)}.about-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:64px;gap:64px;align-items:center}.about-text .section-sub{margin-bottom:28px}.about-link{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:600;font-size:.95rem;transition:gap .2s}.about-link:hover{gap:12px}.about-features{display:grid;grid-template-columns:1fr 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var(--border);margin-bottom:16px}.tool-card-icon{font-size:2.5rem;margin-bottom:12px}.tool-card h3{font-size:1.1rem;font-weight:700;margin-bottom:8px}.tool-card p{font-size:.875rem;color:var(--text-muted)}#contact{background:var(--white)}.contact-grid{display:grid;grid-template-columns:1fr 1.5fr;grid-gap:64px;gap:64px;align-items:start}.contact-info h2{font-size:1.5rem;font-weight:800;margin-bottom:12px}.contact-info p{color:var(--text-muted);margin-bottom:24px;font-size:.95rem}.contact-detail{display:flex;align-items:center;gap:10px;font-size:.9rem;color:var(--navy);margin-bottom:12px}.contact-detail svg{color:var(--blue);flex-shrink:0}.contact-form{background:var(--light-bg);border:1px solid var(--border);border-radius:16px;padding:40px}.form-row{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px;color:var(--navy)}.form-group input,.form-group 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16px}.nav-links{display:none}.hero-inner{flex-direction:column;gap:32px}.hero-image{width:min(340px,90%)}.about-grid,.contact-grid{grid-template-columns:1fr;gap:40px}.about-features{grid-template-columns:1fr 1fr}.contact-form{padding:24px}.form-row{grid-template-columns:1fr}.footer-bottom,.footer-top{flex-direction:column}.footer-bottom{text-align:center}section{padding:60px 16px}}@media (max-width:480px){.about-features{grid-template-columns:1fr}}