:root{color-scheme:light;--bg:oklch(97% 0 0);--surface:oklch(100% 0 0);--surface-soft:oklch(94.5% .006 255);--ink:oklch(19% .008 255);--ink-soft:oklch(39% .012 255);--ink-muted:oklch(49% .012 255);--line:oklch(90% .006 255);--blue:oklch(62% .2 255);--blue-dark:oklch(52% .2 255);--red:oklch(58% .24 28);--black:oklch(12% .004 255);--white:oklch(99% 0 0);--header-height:58px;--content:1180px;--reading:760px;--ease-out:cubic-bezier(.16, 1, .3, 1);font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-height) + 18px)}body{background:var(--bg);color:var(--ink);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.6}body,button,a{letter-spacing:0}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid color-mix(in oklch, var(--blue), white 25%);outline-offset:3px}.skip-link{z-index:100;background:var(--black);color:var(--white);padding:8px 12px;position:fixed;top:8px;left:12px;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}.site-header{z-index:20;min-height:var(--header-height);border-bottom:1px solid color-mix(in oklch, var(--line), transparent 18%);background:color-mix(in oklch, var(--surface), transparent 10%);backdrop-filter:saturate(180%)blur(18px);position:sticky;top:0}.header-inner{width:min(calc(100% - 40px), var(--content));height:var(--header-height);align-items:center;gap:24px;margin:0 auto;display:flex}.brand-link{align-items:center;gap:10px;min-width:max-content;font-size:15px;font-weight:650;display:inline-flex}.brand-link img{border-radius:8px;width:34px;height:34px}.desktop-nav{color:var(--ink-soft);justify-content:center;align-items:center;gap:28px;margin-left:auto;font-size:13px;display:flex}.desktop-nav a,.footer-nav a{transition:color .18s}.desktop-nav a:hover,.desktop-nav a.active,.footer-nav a:hover{color:var(--ink)}.header-download{background:var(--blue);min-width:58px;color:var(--white);text-align:center;transition:background .18s ease, transform .18s var(--ease-out);border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600}.header-download:hover{background:var(--blue-dark);transform:translateY(-1px)}.menu-button{width:38px;height:38px;color:var(--ink);cursor:pointer;background:0 0;border:0;margin-left:auto;font-size:24px;line-height:1;display:none}.mobile-nav{width:min(calc(100% - 40px), var(--content));margin:0 auto;padding:12px 0 20px}.mobile-nav a{border-bottom:1px solid var(--line);color:var(--ink-soft);padding:11px 0;font-size:15px;display:block}.mobile-nav a.active{color:var(--ink);font-weight:650}.mobile-nav .mobile-download{color:var(--blue-dark);border-bottom:0;margin-top:14px;font-weight:650}.hero{min-height:calc(100svh - var(--header-height) - 48px);background:var(--surface-soft);flex-direction:column;justify-content:space-between;display:flex;overflow:hidden}.hero-copy{text-align:center;width:min(100% - 40px,900px);margin:0 auto;padding:clamp(46px,7vh,72px) 0 22px}.hero-icon{width:clamp(72px,8vw,92px);height:clamp(72px,8vw,92px);box-shadow:0 8px 8px color-mix(in oklch, var(--black), transparent 90%);border-radius:18px;margin:0 auto 20px}.hero h1{letter-spacing:-.035em;text-wrap:balance;max-width:860px;margin:0 auto;font-size:clamp(3rem,6.6vw,5.2rem);font-weight:750;line-height:.98}.hero-lead{max-width:700px;color:var(--ink-soft);text-wrap:balance;margin:20px auto 0;font-size:clamp(1.15rem,2.1vw,1.55rem);line-height:1.45}.hero-actions{margin-top:22px}.text-link{color:var(--blue-dark);align-items:center;gap:6px;font-weight:600;display:inline-flex}.text-link span{transition:transform .18s var(--ease-out)}.text-link:hover span{transform:translate(3px)}.hero-stage{width:min(100%,1180px);height:clamp(500px,54vh,590px);margin:0 auto;position:relative}.phone{aspect-ratio:1170/2532;border:8px solid var(--black);background:var(--black);width:clamp(210px,22vw,274px);box-shadow:0 8px 8px color-mix(in oklch, var(--black), transparent 86%), 0 28px 52px color-mix(in oklch, var(--black), transparent 86%);border-radius:clamp(34px,4vw,50px);position:absolute;overflow:hidden}.phone img{object-fit:cover;width:100%;height:100%}.hero-phone-primary{z-index:2;animation:hero-phone-primary .9s var(--ease-out) both;top:10px;left:50%;transform:translate(-54%)rotate(-2.5deg)}.hero-phone-secondary{z-index:1;animation:hero-phone-secondary 1.1s var(--ease-out) 80ms both;top:54px;left:63%;transform:rotate(6deg)}@keyframes hero-phone-primary{0%{opacity:.35;transform:translate(-54%)translateY(80px)rotate(-6deg)}}@keyframes hero-phone-secondary{0%{opacity:.2;transform:translateY(100px)rotate(11deg)}}.section{padding:clamp(88px,12vw,154px) 0}.section-inner{width:min(calc(100% - 40px), var(--content));margin:0 auto}.section-heading{max-width:840px}.section-heading.centered{text-align:center;margin-inline:auto}.section-heading h2{letter-spacing:-.035em;text-wrap:balance;margin:0;font-size:clamp(2.4rem,5.8vw,4.9rem);font-weight:730;line-height:1.03}.section-heading p{max-width:680px;color:var(--ink-soft);text-wrap:pretty;margin:22px 0 0;font-size:clamp(1.06rem,1.8vw,1.35rem);line-height:1.55}.section-heading.centered p{margin-inline:auto}.features-intro{background:var(--surface)}.feature-band{border-top:1px solid var(--line);background:var(--surface);overflow:hidden}.feature-band-reverse{background:var(--surface-soft)}.feature-band-inner{width:min(calc(100% - 40px), var(--content));grid-template-columns:minmax(280px,.9fr) minmax(360px,1.1fr);align-items:center;gap:clamp(54px,10vw,150px);min-height:720px;margin:0 auto;padding:clamp(86px,10vw,132px) 0;display:grid}.feature-band-reverse .feature-copy{order:2}.feature-band-reverse .feature-media{order:1}.feature-copy{max-width:500px}.feature-label{color:var(--blue-dark);margin:0 0 14px;font-size:15px;font-weight:650}.feature-copy h2{letter-spacing:-.035em;text-wrap:balance;margin:0;font-size:clamp(2.5rem,5vw,4.6rem);line-height:1.03}.feature-copy>p:not(.feature-label){color:var(--ink-soft);margin:22px 0 0;font-size:clamp(1.05rem,1.7vw,1.25rem);line-height:1.65}.feature-points{margin:28px 0 0;padding:0;list-style:none}.feature-points li{border-top:1px solid var(--line);color:var(--ink-soft);gap:10px;padding:10px 0;display:flex}.feature-points li:before{content:"✓";color:var(--blue-dark);font-weight:700}.feature-media{place-items:center;min-height:590px;display:grid}.feature-phone{aspect-ratio:1170/2532;border:8px solid var(--black);background:var(--black);width:clamp(280px,28vw,350px);box-shadow:0 24px 48px color-mix(in oklch, var(--black), transparent 84%);border-radius:48px;overflow:hidden}.feature-phone img{object-fit:cover;width:100%;height:100%}.download-section{background:var(--surface);text-align:center}.download-icon{width:clamp(84px,10vw,112px);height:clamp(84px,10vw,112px);box-shadow:0 8px 8px color-mix(in oklch, var(--black), transparent 90%);border-radius:22px;margin:0 auto 28px}.download-section h2{letter-spacing:-.035em;text-wrap:balance;max-width:860px;margin:0 auto;font-size:clamp(2.6rem,6vw,5rem);line-height:1.03}.download-section>.section-inner>p{max-width:650px;color:var(--ink-soft);margin:22px auto 0;font-size:clamp(1.08rem,1.8vw,1.3rem)}.download-links{flex-wrap:wrap;gap:12px;margin-top:34px;display:flex}.download-links.centered{justify-content:center}.download-link{text-align:left;min-width:190px;min-height:58px;transition:transform .18s var(--ease-out), background .18s ease;border-radius:10px;align-items:center;gap:12px;padding:8px 18px;display:inline-flex}.download-link:hover{transform:translateY(-2px)}.download-link-primary{background:var(--black);color:var(--white)}.download-link-primary:hover{background:oklch(20% .006 255)}.download-link-secondary{border:1px solid var(--line);background:var(--surface);color:var(--ink)}.download-link-secondary:hover{background:var(--surface-soft)}.platform-mark{color:currentColor;text-align:center;width:30px;font-size:30px;line-height:1}.platform-logo{object-fit:contain;flex:0 0 30px;width:30px;height:30px}.download-link span:last-child{flex-direction:column;line-height:1.12;display:flex}.download-link small{opacity:.72;font-size:10px}.download-link strong{margin-top:3px;font-size:17px;font-weight:650}.download-links.compact{margin-top:20px}.download-links.compact .download-link{min-width:172px;min-height:52px}.site-footer{border-top:1px solid var(--line);background:var(--surface-soft)}.footer-inner{width:min(calc(100% - 40px), var(--content));text-align:center;margin:0 auto;padding:32px 0}.footer-nav{color:var(--ink-soft);flex-wrap:wrap;justify-content:center;gap:14px 26px;margin:0;font-size:13px;display:flex}.copyright{border-top:1px solid var(--line);color:var(--ink-muted);flex-wrap:wrap;justify-content:center;gap:6px 12px;margin:20px 0 0;padding-top:20px;font-size:12px;display:flex}.copyright a:hover,.footer-nav a:hover{color:var(--ink)}.legal-document{background:var(--surface-soft);min-height:70svh}.legal-platform{color:var(--ink-muted);margin:0 0 8px;font-size:.9rem}.legal-content h1{color:#333;margin:0;font-size:1.8rem;line-height:1.25}.legal-summary{margin:12px 0 0}.legal-meta{border-bottom:1px solid var(--line);color:#777;margin:12px 0 28px;padding-bottom:20px;font-size:.9rem;line-height:1.7}.legal-content{width:min(100% - 40px,800px);margin:0 auto;padding:42px 0 72px}.legal-content h2{color:#333;margin:1.5em 0 .5em;font-size:1.4rem;line-height:1.3}.legal-content h3{color:#333;margin:1.4em 0 .5em;font-size:1.1rem;line-height:1.4}.legal-content p,.legal-content li{color:var(--ink-soft);text-wrap:pretty;font-size:1rem;line-height:1.7}.legal-content p{margin:.65em 0}.legal-content ul,.legal-content ol{margin:1em 0;padding-left:1.4em}.legal-content li+li{margin-top:.55em}.legal-content a{color:var(--blue-dark);text-underline-offset:3px;text-decoration:underline}.legal-content strong{color:var(--ink);font-weight:650}.legal-table-wrap{margin:24px 0;overflow-x:auto}.legal-table{border-collapse:collapse;width:100%;min-width:620px;font-size:14px}.legal-table th,.legal-table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:14px 12px}.legal-table th{color:var(--ink);font-weight:650}.legal-table td{color:var(--ink-soft)}.legal-callout{margin:0 0 22px;padding:0}.legal-callout p{margin:0}.not-found{text-align:center;place-items:center;min-height:70svh;padding:80px 20px;display:grid}.not-found h1{letter-spacing:-.035em;margin:0;font-size:clamp(4rem,14vw,9rem);line-height:1}.not-found p{color:var(--ink-soft);margin:18px 0 28px}.primary-button{background:var(--blue);min-height:44px;color:var(--white);border-radius:999px;justify-content:center;align-items:center;padding:10px 18px;font-weight:600;display:inline-flex}@media (width<=980px){.hero-phone-secondary{left:66%}.feature-band-inner{gap:48px}}@media (width<=759px){:root{--header-height:54px}.header-inner,.footer-inner,.section-inner,.feature-band-inner,.legal-content{width:min(calc(100% - 32px), var(--content))}.header-inner{height:var(--header-height)}.brand-link img{width:31px;height:31px}.brand-link span{font-size:14px}.desktop-nav,.header-download{display:none}.menu-button{place-items:center;display:grid}.site-header.menu-open{background:var(--surface)}.hero-copy{width:min(100% - 32px,900px);padding:36px 0 18px}.hero-icon{border-radius:14px;width:64px;height:64px;margin-bottom:18px}.hero h1{font-size:clamp(2.5rem,12.5vw,3.5rem);line-height:1}.hero-lead{margin-top:18px;font-size:1.05rem}.hero-actions{margin-top:20px}.hero-stage{height:430px}.phone{border-width:6px;border-radius:36px;width:194px}.hero-phone-primary{left:42%}.hero-phone-secondary{top:52px;left:58%}.section{padding:86px 0}.section-heading h2,.download-section h2{font-size:clamp(2.35rem,11vw,3.7rem)}.feature-band-inner{grid-template-columns:1fr;gap:42px;min-height:auto;padding:78px 0}.feature-copy{max-width:none}.feature-copy h2{font-size:clamp(2.35rem,11vw,3.7rem)}.feature-band-reverse .feature-copy{order:1}.feature-band-reverse .feature-media{order:2}.feature-media{min-height:auto}.feature-phone{border-width:6px;border-radius:40px;width:min(76vw,286px)}.download-links{flex-direction:column;align-items:stretch}.download-link{width:min(100%,340px);margin-inline:auto}.legal-content{padding:28px 0 56px}.legal-content h1{font-size:1.5rem}.legal-content h2{font-size:1.2rem}.legal-content p,.legal-content li{font-size:.95rem}}@media (width<=430px){.hero-stage{height:410px}.hero-phone-primary{left:36%}.hero-phone-secondary{left:54%}.feature-phone{width:248px}.footer-separator{display:none}.copyright{flex-direction:column;align-items:center}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}