:root{--bg:#0A0A0F;--surface:#141418;--surface-elevated:#1C1C22;--border:#2A2A32;--text-primary:#FAFAFA;--text-secondary:#9CA3AF;--text-tertiary:#6B7280;--accent:#2DD4BF;--accent-bright:#5eead4;--accent-muted:rgba(45, 212, 191, 0.15);--accent-glow:rgba(45, 212, 191, 0.25);--link-color:#2DD4BF}[data-theme=light]{--bg:#FAFAF8;--surface:#F4F4F5;--surface-elevated:#FFFFFF;--border:#E4E4E7;--text-primary:#18181B;--text-secondary:#52525B;--text-tertiary:#A1A1AA;--accent:#0D9488;--accent-bright:#14B8A6;--accent-muted:rgba(13, 148, 136, 0.12);--accent-glow:rgba(13, 148, 136, 0.3);--link-color:#0D9488}@media (prefers-color-scheme:light){:root:not([data-theme]){--bg:#FAFAF8;--surface:#F4F4F5;--surface-elevated:#FFFFFF;--border:#E4E4E7;--text-primary:#18181B;--text-secondary:#52525B;--text-tertiary:#A1A1AA;--accent:#0D9488;--accent-bright:#14B8A6;--accent-muted:rgba(13, 148, 136, 0.12);--accent-glow:rgba(13, 148, 136, 0.3);--link-color:#0D9488}}*,::after,::before{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"DM Sans",-apple-system,BlinkMacSystemFont,sans-serif;font-size:17px;line-height:1.6;color:var(--text-primary);background:var(--bg);-webkit-font-smoothing:antialiased;transition:background .3s ease,color .3s ease}.header{position:fixed;top:0;left:0;right:0;padding:1rem 2rem;display:flex;align-items:center;justify-content:space-between;z-index:100;background:rgba(10,10,15,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent}[data-theme=light] .header{background:rgba(250,250,248,.85);border-bottom-color:var(--border)}@media (prefers-color-scheme:light){:root:not([data-theme]) .header{background:rgba(250,250,248,.85);border-bottom-color:var(--border)}}.header .logo{font-size:1.25rem;font-weight:600;color:var(--text-primary);text-decoration:none;letter-spacing:-.02em}.header .logo:hover{color:var(--accent)}.nav{display:none;gap:2rem}@media (min-width:768px){.nav{display:flex}}.nav a{color:var(--text-secondary);text-decoration:none;font-size:.9375rem;font-weight:500;transition:color .2s}.nav a:hover{color:var(--text-primary)}.header-actions{display:flex;align-items:center;gap:1rem}.theme-toggle{width:40px;height:40px;border:none;border-radius:10px;background:var(--surface);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.1rem;transition:background .2s,color .2s}.theme-toggle:hover{background:var(--surface-elevated);color:var(--text-primary)}.theme-icon{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .2s}.theme-icon.moon{opacity:1}.theme-icon.sun{opacity:0}@media (prefers-color-scheme:light),[data-theme=light] .theme-icon.sun{}@media (prefers-color-scheme:light),[data-theme=light] .theme-icon.moon{}.theme-toggle{position:relative}.cta-nav{padding:.5rem 1.25rem!important;font-size:.9375rem!important;background:linear-gradient(90deg,#818cf8,#c084fc,#f472b6,#818cf8);background-size:300% auto;background-clip:text;-webkit-background-clip:text;color:transparent;animation:ctaNavShimmer 4s linear infinite;font-weight:500}.cta-nav:hover{opacity:.9}@keyframes ctaNavShimmer{0%{background-position:0 center}100%{background-position:300% center}}.privacy-page a{color:var(--link-color)!important}.privacy-page a:hover{color:var(--accent-bright)!important}.hero{padding:10rem 2rem 6rem;text-align:center;max-width:900px;margin:0 auto}.hero-content{margin-bottom:4rem}.hero-title{font-size:clamp(2.5rem, 6vw, 4rem);font-weight:600;line-height:1.1;letter-spacing:-.03em;margin:0 0 1.5rem}.hero-rotate{display:block;color:var(--accent);min-height:1.2em}.tagline-text{transition:opacity .3s ease}.hero-sub{font-size:1.25rem;color:var(--text-secondary);margin:0 0 2.5rem;max-width:480px;margin-left:auto;margin-right:auto;line-height:1.6}.cta{display:inline-block;padding:1rem 2rem;font-size:1rem;font-weight:500;text-decoration:none;border-radius:12px;transition:transform .2s,box-shadow .2s,background .2s}.cta:hover{transform:translateY(-2px)}.cta-primary{background:var(--accent);color:#0a0a0f;box-shadow:0 4px 24px var(--accent-glow)}.cta-primary:hover{box-shadow:0 8px 32px var(--accent-glow)}.cta-large{padding:1.25rem 2.5rem;font-size:1.125rem}.cta-shimmer{animation:ctaShimmer 2.5s ease-in-out infinite}@keyframes ctaShimmer{0%,100%{box-shadow:0 4px 24px var(--accent-glow)}50%{box-shadow:0 4px 32px var(--accent-glow),0 0 24px var(--accent-glow)}}.hero-visual{margin-top:2rem}.iphone-mockup{max-width:280px;margin:0 auto;background:var(--surface);border:2px solid var(--border);border-radius:40px;padding:10px;box-shadow:0 32px 64px rgba(0,0,0,.25)}.iphone-mockup.iphone-large{max-width:320px}.iphone-screen{background:var(--surface-elevated);border-radius:32px;min-height:340px;display:flex;flex-direction:column;justify-content:flex-end}.iphone-keyboard{background:var(--surface);border-radius:20px 20px 0 0;padding:16px 20px 24px;border-top:1px solid var(--border)}.keyboard-segmented{display:flex;background:var(--surface-elevated);border-radius:12px;padding:4px;margin-bottom:14px;font-size:.8125rem;font-weight:500}.keyboard-segmented span{flex:1;text-align:center;padding:8px;border-radius:10px;color:var(--text-tertiary)}.keyboard-segmented .seg-active{background:var(--accent);color:#0a0a0f}.keyboard-chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}.keyboard-chips .chip{flex-shrink:0;background:var(--accent-muted);color:var(--accent);padding:8px 16px;border-radius:24px;font-size:.8125rem;font-weight:500;border:1px solid rgba(45,212,191,.3)}.value-prop{padding:6rem 2rem;text-align:center;max-width:640px;margin:0 auto}.section-headline{font-size:clamp(1.75rem, 4vw, 2.5rem);font-weight:600;letter-spacing:-.02em;margin:0 0 1rem;line-height:1.2}.section-lead{font-size:1.125rem;color:var(--text-secondary);margin:0 0 1.5rem;line-height:1.6}.link-arrow{color:var(--accent);text-decoration:none;font-size:.9375rem;font-weight:500;transition:opacity .2s}.link-arrow:hover{opacity:.8}.steps-section{padding:6rem 2rem;max-width:1000px;margin:0 auto}.steps-grid{display:grid;grid-template-columns:1fr;gap:2rem}@media (min-width:640px){.steps-grid{grid-template-columns:repeat(3,1fr)}}.step-card{padding:2rem;background:var(--surface);border:1px solid var(--border);border-radius:20px;opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}.step-card.visible{opacity:1;transform:translateY(0)}.step-num{display:inline-flex;width:36px;height:36px;align-items:center;justify-content:center;background:var(--accent-muted);color:var(--accent);border-radius:10px;font-weight:600;font-size:.9375rem;margin-bottom:1.25rem}.step-card h3{font-size:1.125rem;font-weight:600;margin:0 0 .5rem;letter-spacing:-.01em}.step-card p{margin:0;color:var(--text-secondary);font-size:.9375rem;line-height:1.5}.features-section{padding:6rem 2rem;max-width:1000px;margin:0 auto}.features-section .section-headline{margin-bottom:.5rem}.features-section .section-lead{margin-bottom:3rem}.features-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}@media (min-width:640px){.features-grid{grid-template-columns:repeat(4,1fr)}}.feature-card{padding:1.75rem;background:var(--surface);border:1px solid var(--border);border-radius:16px;opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}.feature-card.visible{opacity:1;transform:translateY(0)}.feature-icon-wrap{width:40px;height:40px;display:flex;align-items:center;justify-content:center;margin-bottom:1rem;color:var(--accent)}.feature-card h3{font-size:1rem;font-weight:600;margin:0 0 .375rem;letter-spacing:-.01em}.feature-card p{margin:0;color:var(--text-secondary);font-size:.875rem;line-height:1.5}.device-section{padding:6rem 2rem;text-align:center}.device-section .section-lead{margin-bottom:3rem}.device-visual{margin-top:2rem}.privacy-section{padding:4rem 2rem;max-width:800px;margin:0 auto}.privacy-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:2rem 3rem}.privacy-item{color:var(--text-secondary);font-size:.9375rem;font-weight:500}.privacy-label{position:relative}.privacy-label::after{content:"";position:absolute;left:0;bottom:-4px;width:100%;height:1px;background:var(--accent);opacity:.5}.cta-section{padding:6rem 2rem 4rem;text-align:center}.cta-section .section-headline{margin-bottom:1.5rem}.cta-section .cta{margin-bottom:2rem}.cta-note{font-size:.875rem;color:var(--text-tertiary);margin:0}.cta-note a{color:var(--accent);text-decoration:none}.cta-note a:hover{text-decoration:underline}.footer{padding:4rem 2rem 2rem;border-top:1px solid var(--border)}.footer-inner{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:1fr;gap:3rem}@media (min-width:640px){.footer-inner{grid-template-columns:1fr 2fr}}.footer-brand .logo{font-size:1.25rem;font-weight:600;color:var(--text-primary);text-decoration:none;display:inline-block;margin-bottom:.5rem}.footer-brand .logo:hover{color:var(--accent)}.footer-brand p{margin:0;font-size:.9375rem;color:var(--text-secondary)}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.footer-col{display:flex;flex-direction:column;gap:.75rem}.footer-col strong{font-size:.8125rem;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.05em}.footer-col a{color:var(--text-secondary);text-decoration:none;font-size:.9375rem;transition:color .2s}.footer-col a:hover{color:var(--accent)}.footer-bottom{max-width:1000px;margin:3rem auto 0;padding-top:2rem;border-top:1px solid var(--border)}.footer-bottom p{margin:0;font-size:.8125rem;color:var(--text-tertiary)}@media (prefers-reduced-motion:reduce){.feature-card,.step-card{opacity:1;transform:none}}