/* styles.css · APPLock · Created by sunly on 2026/10/15. */
:root{--ink:#172554;--muted:#52627a;--blue:#1e40af;--line:#dce4f2;--pale:#eff4ff;--paper:#f7f9ff;--orange:#a44200;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;font-size:16px;line-height:1.7}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.3}a:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:6px;border-radius:4px}::selection{background:#d6e2ff}.wrap{width:min(1200px,calc(100% - 80px));margin:auto}.skip{position:absolute;top:-80px;left:20px;padding:10px 18px;background:var(--ink);color:white;z-index:10}.skip:focus{top:12px}.header{display:flex;align-items:center;min-height:108px;gap:32px;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:12px;font-size:22px;font-weight:700;white-space:nowrap}.brand img{border-radius:12px}.brand small{display:block;font-size:10px;letter-spacing:.15em;color:var(--muted);line-height:1.5;font-weight:600}.header nav{display:flex;gap:30px;margin:auto;font-size:14px;font-weight:500}.header nav a,.footer nav a{padding:10px 0}.header nav a:hover,.footer a:hover{color:var(--blue)}.release-status{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px}.release-status i{width:6px;height:6px;border-radius:50%;background:var(--blue)}.eyebrow{color:var(--blue);font-size:12px;font-weight:600;letter-spacing:.09em;margin-bottom:24px}.hero{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;min-height:740px;gap:48px;padding:58px 0 64px}.hero h1{font-size:clamp(48px,5.5vw,76px);letter-spacing:-.055em;line-height:1.2;font-weight:750}.hero h1 span{color:var(--blue)}.hero-lead{font-size:18px;line-height:1.9;color:var(--muted);margin-top:28px}.actions{display:flex;align-items:center;gap:28px;margin-top:32px}.button{display:inline-flex;justify-content:center;align-items:center;gap:24px;min-height:50px;padding:13px 23px;border-radius:12px;background:var(--blue);color:#fff;font-size:14px;font-weight:600;transition:background .15s,transform .15s}.button:hover{background:#17358d;transform:translateY(-2px)}.text-link{display:inline-flex;align-items:center;gap:16px;font-size:14px;color:var(--blue);font-weight:600;min-height:44px}.text-link:hover{text-decoration:underline;text-underline-offset:5px}.hero-footnote{font-size:12px;line-height:1.7;color:var(--muted);margin-top:24px}.hero-visual{height:620px;position:relative;display:flex;align-items:center;justify-content:center}.phone{position:relative;width:264px;padding:7px;background:#fff;border:1px solid #d4dced;border-radius:38px;box-shadow:0 24px 70px -30px #20396855;flex-shrink:0}.phone img{border-radius:30px;width:100%}.phone figcaption{position:absolute;top:calc(100% + 15px);left:-40px;right:-40px;text-align:center;color:var(--muted);font-size:10px;letter-spacing:.03em}.hero-phone{width:268px;transform:rotate(6deg);z-index:1}.hero-phone figcaption{transform:rotate(-6deg)}.orbit{position:absolute;border:1px solid #d7e2fb;border-radius:50%;width:440px;height:440px;transform:rotate(-30deg);background:#eff3ff}.orbit-two{width:530px;height:530px;background:none;border-color:#e6ebf8}.visual-label{position:absolute;z-index:2;left:-10px;top:90px;background:#fff;border:1px solid var(--line);padding:16px 22px;border-radius:16px;display:flex;gap:12px;align-items:center;box-shadow:0 8px 25px #223c7010;font-size:11px;color:var(--muted);line-height:1.7}.visual-label strong{font-size:17px;color:var(--ink)}.label-icon{width:35px;height:35px;border-radius:50%;display:grid;place-items:center;background:var(--pale);color:var(--blue);font-size:20px}.visual-note{position:absolute;bottom:60px;right:0;z-index:2;background:#fff2e8;padding:16px 20px;border-radius:14px;display:flex;gap:12px;align-items:center;color:#783600;font-size:12px;transform:rotate(-4deg)}.note-mark{font-size:34px}.principles{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0;display:flex;justify-content:space-around;font-size:13px;color:var(--muted)}.principles span:before{content:'✓';color:var(--blue);margin-right:10px}.section{padding:100px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-bottom:42px}h2{font-size:40px;letter-spacing:-.035em}.section-heading>p{font-size:15px;color:var(--muted);line-height:1.9}.feature-panels{display:grid;grid-template-columns:1fr 1fr;gap:24px}.feature-panel{background:#eaf0fd;border-radius:26px;padding:38px 38px 0;overflow:hidden;min-width:0;min-height:720px}.pin-panel{background:#f0eef8}.step-label{font-size:11px;letter-spacing:.08em;color:var(--muted)}.feature-copy h3{font-size:28px;letter-spacing:-.025em;margin:16px 0}.feature-copy p{font-size:15px;color:var(--muted);line-height:1.85;max-width:350px}.feature-copy .text-link{margin-top:12px}.small-note{display:block;font-size:12px;color:var(--muted);margin-top:24px}.small-phone{width:228px;margin:26px auto -165px;box-shadow:0 20px 50px -20px #20396830}.pin-panel .small-phone{margin-top:30px}.vault-section{border-radius:26px;background:#fff;padding:56px;display:grid;grid-template-columns:1fr 1fr;gap:40px 56px;border:1px solid var(--line)}.section-lead{color:var(--muted);font-size:16px;line-height:1.9;margin:24px 0 12px}.vault-types>div{position:relative;padding:20px 0 20px 66px;border-bottom:1px solid var(--line)}.vault-types>div:first-child{padding-top:4px}.vault-types>div:last-child{border:0}.vault-types>div>span{position:absolute;left:0;top:22px;font-size:32px;color:var(--blue);line-height:1}.vault-types>div:first-child>span{top:6px}.vault-types h3{font-size:19px;margin-bottom:7px}.vault-types p{font-size:14px;color:var(--muted)}.storage-note{grid-column:1/-1;border-top:1px solid var(--line);padding-top:24px;font-size:12px;color:var(--muted)}.workflow-section{display:grid;grid-template-columns:1fr 1fr;gap:80px}.workflow-section .text-link,.boundary-section .text-link{margin-top:24px}.workflow{list-style:none;margin:0;padding:0}.workflow li{display:flex;gap:24px;padding:24px 0;border-bottom:1px solid var(--line)}.workflow li:first-child{padding-top:0}.workflow li:last-child{border:0}.workflow li>span{font-size:13px;color:var(--blue);font-weight:600;padding-top:4px}.workflow h3{font-size:19px;margin-bottom:8px}.workflow p{font-size:14px;color:var(--muted)}.boundary-section{border-top:1px solid var(--line);padding:64px 0;display:grid;grid-template-columns:1fr 1fr;gap:80px}.boundaries p{color:var(--muted);font-size:14px;padding:18px 0}.boundaries p:first-child{padding-top:0}.boundaries strong{display:block;color:var(--ink);font-size:16px;margin-bottom:6px}.closing{background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:32px;padding:48px;border-radius:24px;margin:24px 0 80px}.closing .eyebrow{color:#c2d2ff;margin-bottom:16px}.closing h2{font-size:28px}.closing p:not(.eyebrow){color:#c6cfe4;font-size:14px;margin-top:14px}.closing .button{background:#fff;color:var(--ink);white-space:nowrap}.closing .button:hover{background:#e3eaff}.footer{border-top:1px solid var(--line);padding:32px 0 24px}.footer-main{display:flex;align-items:center;justify-content:space-between;gap:24px}.footer nav{display:flex;gap:30px;color:var(--muted);font-size:13px}.footer-bottom{display:flex;justify-content:space-between;color:var(--muted);font-size:11px;margin-top:24px}.document{max-width:800px;margin:64px auto 90px}.document h1{font-size:36px;letter-spacing:-.03em;margin-bottom:16px}.document h2{font-size:22px;letter-spacing:-.01em;margin:38px 0 16px}.document h3{font-size:18px;margin:26px 0 12px}.document p,.document li{color:var(--muted);margin-bottom:16px;line-height:1.9}.document .intro{font-size:18px}.document .small{font-size:12px}.document a:not(.button){color:var(--blue);text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.document .callout{padding:24px 28px;background:var(--pale);border-radius:16px;margin:28px 0}.document .callout h2,.document .callout h3{margin-top:0}.document .callout p:last-child{margin-bottom:0}.document li+li{margin-top:10px}.document details{border-bottom:1px solid var(--line);padding:18px 0}.document summary{cursor:pointer;font-weight:600;min-height:32px}.document details p{margin:16px 0 0}.document ol,.document ul{padding-left:24px}.error-page{min-height:55vh}
@media(min-width:1500px){.hero{min-height:800px}}
@media(max-width:1100px){.release-status{display:none}.header nav{margin-left:auto;margin-right:0}.hero{gap:24px}.hero-visual{height:600px}.orbit{width:340px;height:340px}.orbit-two{width:400px;height:400px}.visual-label{left:-12px;top:80px;padding:12px 16px}.visual-note{right:-8px;bottom:50px}.hero h1{font-size:62px}.actions{gap:18px}.feature-panel{padding:30px 28px 0}.vault-section{padding:40px;gap:32px}.workflow-section,.boundary-section{gap:50px}}
@media(max-width:800px){.wrap{width:calc(100% - 48px)}.header{min-height:88px}.header nav{gap:20px}.hero{grid-template-columns:1fr;padding:52px 0;gap:20px}.hero-copy{text-align:center}.hero h1{font-size:60px}.hero-lead{font-size:17px;margin-top:24px}.actions{justify-content:center}.hero-visual{width:min(480px,100%);margin:auto;height:610px}.hero-phone{width:248px}.orbit{width:380px;height:380px}.orbit-two{width:440px;height:440px}.visual-label{left:0;top:100px}.visual-note{right:0;bottom:60px}.section{padding:72px 0}.section-heading h2,h2{font-size:34px}.feature-panel{padding:28px 24px 0;min-height:670px}.feature-copy h3{font-size:24px}.small-phone{width:210px;margin-bottom:-180px}.vault-section{grid-template-columns:1fr;padding:36px;gap:28px}.vault-types{display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px}.vault-types>div,.vault-types>div:first-child{padding:50px 0 0;border:0}.vault-types>div>span,.vault-types>div:first-child>span{top:0}.vault-types p{font-size:13px}.vault-types h3{font-size:17px}.storage-note{padding-top:20px}.workflow-section,.boundary-section{gap:32px}.closing{display:block;padding:36px;margin-bottom:56px}.closing .button{margin-top:24px}.footer-main{gap:20px}.footer nav{gap:20px}.document{margin:48px auto 64px}.document h1{font-size:32px}}
@media(max-width:560px){.wrap{width:calc(100% - 40px)}.header{min-height:84px;gap:14px;flex-wrap:wrap;justify-content:space-between;padding:18px 0}.brand{font-size:20px;gap:10px}.brand img{width:38px;height:38px;border-radius:10px}.header nav{width:100%;justify-content:space-between;margin:4px 0 -5px;font-size:13px;gap:16px}.header nav a{padding:5px 0}.hero{padding:42px 0 32px;gap:12px}.eyebrow{font-size:11px;letter-spacing:.05em;margin-bottom:20px}.hero h1{font-size:52px}.hero-lead{font-size:16px;line-height:1.85}.actions{gap:20px;margin-top:26px;flex-wrap:wrap}.button{padding:12px 18px;gap:18px}.text-link{font-size:13px;gap:10px}.hero-footnote{font-size:11px;margin-top:18px}.hero-visual{height:550px;margin-top:10px}.hero-phone{width:222px;transform:rotate(5deg);border-radius:34px;padding:6px}.phone img{border-radius:27px}.hero-phone figcaption{transform:rotate(-5deg)}.orbit{width:280px;height:280px}.orbit-two{width:330px;height:330px}.visual-label{top:80px;left:-7px;padding:10px 12px;font-size:10px;gap:8px;border-radius:12px}.visual-label strong{font-size:14px}.label-icon{width:28px;height:28px;font-size:17px}.visual-note{bottom:35px;right:-6px;padding:12px;font-size:10px;gap:8px}.note-mark{font-size:26px}.principles{padding:18px 0;font-size:10px;gap:8px}.principles span:before{margin-right:5px}.section{padding:60px 0}.section-heading{display:block;margin-bottom:28px}.section-heading>p{margin-top:20px;font-size:14px}.section-heading h2,h2{font-size:30px}.feature-panels{grid-template-columns:1fr;gap:20px}.feature-panel{padding:28px 28px 0;min-height:680px;border-radius:22px}.feature-copy h3{font-size:26px}.small-phone{width:228px;margin-bottom:-170px}.feature-copy p{font-size:14px}.vault-section{padding:28px 24px;gap:24px;border-radius:22px}.section-lead{font-size:15px;margin-top:20px}.vault-types{display:block}.vault-types>div,.vault-types>div:first-child{padding:20px 0 20px 54px;border-bottom:1px solid var(--line)}.vault-types>div>span,.vault-types>div:first-child>span{top:22px}.vault-types>div:last-child{border:0;padding-bottom:0}.vault-types p{font-size:14px}.vault-types h3{font-size:18px}.storage-note{font-size:12px}.workflow-section,.boundary-section{grid-template-columns:1fr;gap:32px}.workflow-section .text-link,.boundary-section .text-link{margin-top:16px}.workflow li{gap:20px}.workflow h3{font-size:18px}.boundary-section{padding:48px 0}.boundaries p{font-size:14px}.closing{padding:30px 24px;border-radius:20px;margin:8px 0 48px}.closing h2{font-size:25px}.closing .eyebrow{font-size:10px}.closing p:not(.eyebrow){font-size:13px}.footer-main{display:block}.footer nav{margin-top:18px;gap:24px;font-size:12px;flex-wrap:wrap}.footer-bottom{display:block;margin-top:20px}.footer-bottom>span{display:block;margin-top:5px}.document{margin:38px auto 56px}.document h1{font-size:28px}.document h2{font-size:21px}.document .intro{font-size:17px}.document .callout{padding:22px}.document p,.document li{font-size:15px}.document .eyebrow{font-size:11px}}
@media(max-width:360px){.wrap{width:calc(100% - 32px)}.hero h1{font-size:46px}.hero-visual{height:510px}.hero-phone{width:204px}.orbit-two{width:280px;height:280px}.orbit{width:240px;height:240px}.visual-label{left:-5px;top:60px}.visual-note{bottom:25px}.principles{font-size:9px}.feature-panel{padding:26px 22px 0}.small-phone{width:214px}.actions{gap:14px}.button{font-size:13px;padding:12px 16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}