:root{--primary:#083344;--primary-mid:#0c4a6e;--primary-soft:#ecfeff;--accent:#6ffbbe;--background:#f1f5f9;--paper:#fff;--text:#0f172a;--text-secondary:#64748b;--text-tertiary:#94a3b8;--border:#e2e8f0;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-xl:28px;--shadow:0 10px 30px #0833441a;--gutter:16px;--content:1080px;color:var(--text);background:var(--background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.6}*,:before,:after{box-sizing:border-box}body{background:var(--background);min-width:320px;margin:0;overflow-x:hidden}img{max-width:100%;display:block}a{color:var(--primary-mid);font-weight:500;text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{letter-spacing:-.02em;color:var(--text);margin:0;line-height:1.2}p{margin:0}.app-root{flex-direction:column;min-height:100vh;display:flex}main{flex:1}.language-switcher{z-index:10;color:#fff;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#083344e0;border-radius:999px;align-items:center;gap:6px;padding:6px 10px;display:flex;position:fixed;top:16px;right:16px}.language-select{appearance:none;color:inherit;font:inherit;cursor:pointer;background:0 0;border:0;padding-right:2px;font-size:.9rem;font-weight:500}.language-select:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}.language-select option{color:var(--text)}.hero{background:radial-gradient(120% 90% at 50% 0%, var(--primary-mid) 0%, var(--primary) 60%, #041f2a 100%);color:#fff;padding:104px var(--gutter) 88px}.hero-inner{text-align:center;flex-direction:column;align-items:center;gap:20px;max-width:760px;margin:0 auto;display:flex}.hero-logo{border-radius:24px;box-shadow:0 16px 40px #00000047}.hero h1{color:#fff;font-size:clamp(2rem,5vw,3.2rem);font-weight:700}.hero-subtitle{color:#a5f3fc;max-width:560px;font-size:clamp(1.05rem,2.2vw,1.25rem)}.section-inner{max-width:var(--content);padding:0 var(--gutter);margin:0 auto}.features{padding:80px 0}.section-title{text-align:center;margin-bottom:14px;font-size:clamp(1.7rem,3.5vw,2.4rem)}.section-lead{text-align:center;max-width:680px;color:var(--text-secondary);margin:0 auto 44px;font-size:1.1rem}.feature-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.feature-card{background:var(--paper);border-radius:var(--radius-lg);flex-direction:column;gap:10px;padding:24px;transition:transform .2s,box-shadow .2s;display:flex;box-shadow:0 1px 2px #0f172a0a}.feature-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}.feature-card h3{font-size:1.1rem}.feature-card p{color:var(--text-secondary);font-size:.98rem}.feature-icon{border-radius:var(--radius-md);background:var(--primary-soft);width:44px;height:44px;color:var(--primary);justify-content:center;align-items:center;font-size:1.3rem;display:inline-flex}.notice{background:var(--primary);color:#fff;border-radius:var(--radius-lg);align-items:flex-start;gap:16px;margin-top:24px;padding:22px 24px;display:flex}.notice>i{color:var(--accent);margin-top:2px;font-size:1.6rem;line-height:1}.notice h3{color:#fff;margin-bottom:4px;font-size:1.1rem}.notice p{color:#a5f3fc}.download{background:var(--paper);padding:72px var(--gutter)}.download-inner{max-width:var(--content);justify-content:space-between;align-items:center;gap:40px;margin:0 auto;display:flex}.download-text{flex-direction:column;gap:14px;max-width:560px;display:flex}.download-text h2{font-size:clamp(1.7rem,3.5vw,2.4rem)}.download-text p{color:var(--text-secondary);margin-bottom:8px;font-size:1.1rem}.download-qr{border-radius:var(--radius-lg);background:var(--background);flex-direction:column;align-items:center;gap:10px;margin:0;padding:16px;display:flex}.download-qr img{border-radius:var(--radius-sm);background:#fff}.download-qr figcaption{color:var(--text-secondary);font-size:.85rem}.store-buttons{flex-wrap:wrap;gap:12px;display:flex}.hero .store-buttons{justify-content:center}.store-buttons-stacked{flex-direction:column}.store-button{border-radius:var(--radius-md);color:#fff;align-items:center;gap:12px;min-width:190px;height:56px;padding:0 18px;text-decoration:none;transition:transform .15s,box-shadow .15s;display:inline-flex}.store-buttons-stacked .store-button{width:100%}.store-button:hover{text-decoration:none;transform:translateY(-2px);box-shadow:0 8px 20px #08334433}.store-button>i{justify-content:center;width:28px;font-size:1.6rem;display:inline-flex}.store-button-text{text-align:left;flex-direction:column;line-height:1.15;display:flex}.store-button-text small{opacity:.85;font-size:.72rem}.store-button-text strong{font-size:1.05rem;font-weight:600}.store-button-apple{background:#000}.store-button-play{background:#0f172a}.hero .store-button-apple,.hero .store-button-play{background:#ffffff1f;border:1px solid #ffffff40}.store-button-disabled{opacity:.55;cursor:default}.store-button-disabled:hover{box-shadow:none;transform:none}.page{min-height:calc(100vh - 140px);padding:72px var(--gutter) 64px;background:radial-gradient(120% 60% at 50% 0%, var(--primary-mid) 0%, var(--primary) 45%, var(--background) 45.2%)}.page-logo{width:72px;margin:0 auto 28px;display:block}.page-logo img{border-radius:18px;box-shadow:0 10px 26px #00000040}.page-card{background:var(--paper);border-radius:var(--radius-xl);width:100%;max-width:460px;box-shadow:var(--shadow);margin:0 auto;padding:36px 28px 30px}.page-card-wide{max-width:760px;padding:40px 36px}.center{text-align:center;flex-direction:column;align-items:center;gap:12px;display:flex}.center h1{font-size:1.65rem}.muted{color:var(--text-secondary)}.page-icon{border-radius:var(--radius-lg);background:var(--primary-soft);width:64px;height:64px;color:var(--primary);justify-content:center;align-items:center;font-size:1.8rem;display:inline-flex}.actions{flex-direction:column;gap:12px;width:100%;max-width:340px;margin-top:12px;display:flex}.button{border-radius:var(--radius-md);justify-content:center;align-items:center;gap:10px;height:56px;padding:0 20px;font-size:1rem;font-weight:600;text-decoration:none;display:inline-flex}.button:hover{text-decoration:none}.button-primary{background:var(--primary);color:#fff}.button-primary:hover{background:var(--primary-mid)}.code-box{border-radius:var(--radius-lg);background:var(--primary-soft);border:1px dashed #08334440;flex-direction:column;gap:6px;width:100%;margin-top:18px;padding:18px;display:flex}.code-label{letter-spacing:.08em;color:var(--text-secondary);font-size:.72rem;font-weight:700}.code-value{letter-spacing:.06em;color:var(--primary);word-break:break-all;-webkit-user-select:all;user-select:all;font-size:1.5rem;font-weight:700}.code-hint{color:var(--text-secondary);font-size:.85rem}.legal h1{text-align:center;font-size:clamp(1.7rem,4vw,2.3rem)}.legal-updated{text-align:center;color:var(--text-tertiary);margin-top:8px;font-size:.9rem}.legal-section{flex-direction:column;gap:10px;margin-top:32px;display:flex}.legal-section h2{color:var(--primary);font-size:1.2rem}.legal-section h3{margin-top:8px;font-size:1rem}.legal-section p{color:#334155}.legal-list,.steps{color:#334155;flex-direction:column;gap:8px;margin:0;padding:0;display:flex}.legal-list{list-style:none}.legal-list li{padding-left:22px;position:relative}.legal-list li:before{content:"";background:var(--primary);border-radius:3px;width:8px;height:8px;position:absolute;top:.62em;left:2px}.steps{padding-left:22px}.steps li::marker{color:var(--primary);font-weight:700}.footer{background:var(--primary);color:#cbd5e1;padding:32px var(--gutter) 28px}.footer-inner{max-width:var(--content);text-align:center;flex-direction:column;align-items:center;gap:14px;margin:0 auto;display:flex}.footer-brand{color:#fff;align-items:center;gap:10px;font-size:1.1rem;font-weight:700;display:inline-flex}.footer-brand img{border-radius:8px}.footer-brand:hover{text-decoration:none}.footer-links{flex-wrap:wrap;justify-content:center;gap:8px 20px;display:flex}.footer-links a{color:#a5f3fc;font-weight:500}.footer-copy{color:#94a3b8;font-size:.85rem}@media (width<=900px){.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.download-inner{text-align:center;flex-direction:column}.download-text{align-items:center}.download .store-buttons{justify-content:center}}@media (width<=600px){.language-switcher{top:10px;right:10px}.hero{padding:88px var(--gutter) 64px}.hero .store-buttons{flex-direction:column;width:100%;max-width:320px}.hero .store-button{width:100%}.features{padding:56px 0}.feature-grid{grid-template-columns:minmax(0,1fr)}.notice{padding:18px}.download{padding:56px var(--gutter)}.download .store-buttons{flex-direction:column;width:100%}.download .store-button{width:100%}.page{padding:64px var(--gutter) 48px}.page-card{border-radius:var(--radius-lg);padding:28px 20px 24px}.page-card-wide{padding:28px 20px}}