:root{--background: #000000;--foreground: #f5f5f7;--subtle: #86868b;--card-bg: #1d1d1f;--primary: #2997ff;--primary-hover: #0071e3;--font-heading: "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;--font-body: "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background-color:var(--background);color:var(--foreground);line-height:1.47059;letter-spacing:-.022em;min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{width:100%;min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4{font-family:var(--font-heading);font-weight:600;letter-spacing:-.003em}.hero-title{font-size:56px;line-height:1.07143;font-weight:600;letter-spacing:-.005em;background:linear-gradient(180deg,#fff,#a1a1a6);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5em}.hero-subtitle{font-size:24px;line-height:1.16667;font-weight:400;letter-spacing:.009em;color:var(--subtle);max-width:600px;margin:0 auto 2.5rem}.section-title{font-size:40px;line-height:1.1;font-weight:600;text-align:center;margin-bottom:3rem;color:#f5f5f7}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;background-color:var(--primary);color:#fff;border-radius:980px;padding:12px 22px;font-size:17px;font-weight:400;transition:all .3s cubic-bezier(0,0,.5,1);text-decoration:none}.btn-primary:hover{background-color:var(--primary-hover);transform:scale(1.02)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;max-width:980px;margin:0 auto;padding:0 20px}.feature-card{background-color:var(--card-bg);border-radius:28px;padding:40px 30px;display:flex;flex-direction:column;align-items:flex-start;transition:all .4s cubic-bezier(.25,1,.5,1);overflow:hidden;position:relative;border:1px solid rgba(255,255,255,.05)}.feature-card:hover{transform:translateY(-5px);box-shadow:0 20px 40px #0006;border-color:#ffffff26}.feature-icon{color:var(--primary);margin-bottom:24px;background:#2997ff1a;width:60px;height:60px;display:flex;align-items:center;justify-content:center;border-radius:16px}.feature-title{font-size:24px;font-weight:600;margin-bottom:10px;color:#f5f5f7}.feature-desc{font-size:17px;line-height:1.4;color:var(--subtle)}.browser-mockup{max-width:900px;margin:4rem auto 6rem;background:#000;border-radius:20px;box-shadow:0 20px 40px #0006;position:relative;overflow:hidden;border:1px solid #333}.browser-bar{padding:12px 16px;background:#1d1d1f;display:flex;gap:8px;border-bottom:1px solid #000}.dot{width:12px;height:12px;border-radius:50%}.dot-red{background:#ff5f57}.dot-yellow{background:#febc2e}.dot-green{background:#28c840}.browser-content img{display:block;width:100%;height:auto}.social-link{color:var(--subtle);transition:color .2s ease;display:flex;align-items:center;gap:8px;font-size:14px;text-decoration:none}.social-link:hover{color:var(--primary)}.animate-fade-up{animation:fadeUp 1s cubic-bezier(.16,1,.3,1) forwards;opacity:0}.delay-100{animation-delay:.1s}.delay-200{animation-delay:.2s}.delay-300{animation-delay:.3s}@keyframes fadeUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.hero-title{font-size:40px}.hero-subtitle{font-size:20px;padding:0 20px}.browser-mockup{margin-left:20px;margin-right:20px}}