:root{--color-bg:#F5F0E8;--color-bg-card:#FFFFFF;--color-bg-elevated:#EDE8DF;--color-text:#2C2A26;--color-text-muted:#7A756C;--color-accent:#6B8FAB;--color-accent-hover:#5A7D99;--color-accent-muted:rgba(107,143,171,0.12);--color-border:#C8C3BA;--color-success:#7BA99C;--color-error:#C97B6A;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Sans",sans-serif;--radius:16px;--radius-sm:12px;--shadow:0 4px 24px rgba(44,42,38,0.06);--shadow-hover:0 8px 32px rgba(44,42,38,0.1);--nav-height:72px;--scroll-margin-nav:88px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;text-size-adjust:100%}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh;overflow-x:hidden;padding-top:calc(var(--nav-height) + env(safe-area-inset-top, 0px))}h1,h2,h3,h4{font-weight:600;letter-spacing:-.01em}h1{font-size:clamp(2.5rem,6vw,3.5rem);line-height:1.1}h2{font-size:clamp(1.75rem,4vw,2.25rem);margin-bottom:1.5rem}h3{font-size:1.25rem;margin-bottom:.75rem}p{color:var(--color-text-muted);margin-bottom:1rem}a{color:var(--color-text);text-decoration:none;transition:color .2s}a:hover{color:var(--color-accent)}.container{max-width:960px;margin:0 auto;padding:0 24px}section{padding:80px 0;scroll-margin-top:var(--scroll-margin-nav)}.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:calc(16px + env(safe-area-inset-top, 0px)) 24px 16px;background:rgba(245,240,232,.88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);min-height:var(--nav-height)}.nav-inner{max-width:960px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:16px}.nav-logo{font-size:1.25rem;font-weight:700;color:var(--color-text)}.nav-right{align-items:center;order:1}.nav-links,.nav-right{display:flex;gap:32px}.nav-links a{color:var(--color-text-muted);font-size:.9375rem;font-weight:500;white-space:nowrap}.nav-links a:hover{color:var(--color-text)}.nav-lang{order:2;display:flex;align-items:center;font-size:.875rem;background:var(--color-bg-elevated);border-radius:100px;padding:4px 4px 4px 10px;border:1px solid var(--color-border)}.nav-lang-link{color:var(--color-text-muted);padding:6px 10px;border-radius:100px;transition:color .2s,background .2s}.nav-lang-link:hover{color:var(--color-text)}.nav-lang-link.is-active{color:var(--color-bg-card);background:var(--color-text);font-weight:600;pointer-events:none}.nav-lang-sep{color:var(--color-border);-webkit-user-select:none;-moz-user-select:none;user-select:none;margin:0 2px}.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:10px;background:none;border:none;cursor:pointer;-webkit-tap-highlight-color:transparent;border-radius:var(--radius-sm)}.nav-toggle-bar{display:block;width:22px;height:2px;background:var(--color-text);border-radius:1px;transition:transform .25s,opacity .25s}.nav-toggle[aria-expanded=true] .nav-toggle-bar:first-child{transform:translateY(7px) rotate(45deg)}.nav-toggle[aria-expanded=true] .nav-toggle-bar:nth-child(2){opacity:0}.nav-toggle[aria-expanded=true] .nav-toggle-bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.hero{min-height:60vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:3rem 0}.hero-content{position:relative;z-index:1}.hero-badge{display:inline-block;background:var(--color-accent-muted);color:var(--color-accent);font-size:.875rem;font-weight:500;padding:6px 14px;border-radius:100px;margin-bottom:1.5rem;letter-spacing:.05em}.hero h1{margin-bottom:1rem;color:var(--color-text)}.hero-tagline{font-size:clamp(1.125rem,2.5vw,1.375rem);color:var(--color-text-muted);max-width:42ch;margin:0 auto 2.5rem;line-height:1.75}.store-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.store-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;background:var(--color-accent);border:1px solid var(--color-accent);border-radius:var(--radius-sm);color:var(--color-bg-card);font-size:1rem;font-weight:500;transition:all .2s}.store-btn:focus-visible,.store-btn:hover{background:var(--color-accent-hover);border-color:var(--color-accent-hover);color:var(--color-bg-card)}.store-btn svg{width:22px;height:22px;fill:currentColor}.section-header{text-align:center;margin-bottom:3rem}.section-header p{font-size:1.125rem;max-width:36em;margin:0 auto;line-height:1.65}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));grid-gap:24px;gap:24px}.feature-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius);padding:28px;transition:all .3s}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}.feature-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem}.feature-icon svg{width:22px;height:22px;stroke:var(--color-accent);stroke-width:1.5;fill:none}.feature-card h3{color:var(--color-text);margin-bottom:.5rem}.feature-card p{font-size:.9375rem;margin:0;line-height:1.65}.howto-steps{display:flex;flex-direction:column;gap:32px;max-width:640px;margin:0 auto}.howto-step{display:flex;gap:24px;align-items:flex-start;padding:24px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius)}.step-num{flex-shrink:0;width:44px;height:44px;background:var(--color-accent);color:var(--color-bg-card);font-weight:700;font-size:1.125rem;border-radius:50%;display:flex;align-items:center;justify-content:center}.howto-step h3{margin-bottom:.5rem}.howto-step p{margin:0;font-size:.9375rem;line-height:1.65}.legal-section{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius);padding:2.5rem 2.25rem}.legal-section h3{color:var(--color-text);font-size:1.125rem;margin-top:1.5rem;margin-bottom:.5rem}.legal-section h3:first-child{margin-top:0}.legal-section p{line-height:1.7;margin-bottom:.75rem}.legal-section p:last-child{margin-bottom:0}.legal-section ul{list-style:none;padding:0;margin:0 0 .75rem}.legal-section ul li{padding:.25rem 0 .25rem 1.25rem;position:relative;color:var(--color-text-muted);font-size:.9375rem;line-height:1.65}.legal-section ul li:before{content:"·";position:absolute;left:.25rem;color:var(--color-accent);font-weight:700}.contact-cta{text-align:center;padding:48px 24px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius)}.contact-cta h3{margin-bottom:.5rem;color:var(--color-text)}.contact-cta p{margin-bottom:1.5rem;max-width:28em;margin-left:auto;margin-right:auto}.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;background:var(--color-accent);color:var(--color-bg-card);font-weight:600;font-size:1rem;border-radius:var(--radius-sm);border:none;cursor:pointer;transition:all .2s}.btn-primary:focus-visible,.btn-primary:hover{background:var(--color-accent-hover);color:var(--color-bg-card);transform:translateY(-1px)}.footer{padding:48px 24px 32px;border-top:1px solid var(--color-border)}.footer-inner{max-width:960px;margin:0 auto;flex-wrap:wrap;justify-content:space-between;align-items:center}.footer-inner,.footer-links{display:flex;gap:24px}.footer-links a{color:var(--color-text-muted);font-size:.9375rem}.footer-links a:hover{color:var(--color-text)}.footer-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.footer-copy,.footer-creator{color:var(--color-text-muted);font-size:.875rem}.footer-creator:hover{color:var(--color-text)}.display-none{display:none}@media (max-width:640px){.nav,.nav-inner{flex-wrap:wrap}.nav-inner{width:100%}.nav-lang{order:1;margin-left:auto}.nav-toggle{display:flex;order:2}.nav-right{display:none;order:3;width:100%;flex-direction:column;align-items:stretch;padding:16px 0 24px;border-top:1px solid var(--color-border);margin-top:8px}.nav.is-open .nav-right{display:flex}.nav-links{flex-direction:column;gap:0}.nav-links a{display:block;padding:14px 0;font-size:1rem;border-bottom:1px solid var(--color-border)}.nav-links a:last-child{border-bottom:none}section{padding:48px 0}.hero{min-height:50vh;padding:2rem 0}.hero-tagline{max-width:100%}.store-btn{width:100%;justify-content:center;min-height:48px}.section-header{margin-bottom:2rem}.features-grid{gap:16px}.feature-card{padding:20px}.howto-steps{gap:20px}.howto-step{gap:16px;padding:20px 16px}.step-num{width:40px;height:40px;font-size:1rem}.legal-section{padding:1.5rem 1.25rem}.contact-cta{padding:40px 20px}.btn-primary{width:100%;justify-content:center;min-height:48px}.footer-inner{flex-direction:column;align-items:center;text-align:center;gap:16px}.footer-links{flex-wrap:wrap;justify-content:center;gap:16px}.footer-meta{align-items:center}}@media (max-width:380px){:root{--nav-height:56px;--scroll-margin-nav:72px}.container{padding:0 16px}.nav{padding:calc(12px + env(safe-area-inset-top, 0px)) 16px 12px;min-height:56px}.hero{padding:1.5rem 0 2rem}.hero h1{font-size:2rem}}