:root{--lime:#dcfa58;--ink:#20211d;--paper:#f4f2e9;--muted:#626655;--line:#cbd0bd}*{box-sizing:border-box}html{background:#dadcd3;scroll-behavior:smooth;scroll-padding-top:20px}body{max-width:480px;margin:0 auto;padding-bottom:88px;background:var(--paper);color:var(--ink);font:14px/1.6 'PingFang SC','Microsoft YaHei',sans-serif}h1,h2,h3,p,figure{margin:0}a{color:inherit;text-underline-offset:3px;text-decoration:none}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #718528;outline-offset:4px}.topbar{padding:22px 24px 19px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--ink)}.brand{display:flex;align-items:center;gap:7px;font:800 24px/1.2 'Helvetica Neue',sans-serif;letter-spacing:-1.1px}.brand img{width:29px;height:29px;border-radius:6px;filter:grayscale(1)}.brand>span{font:9px/1.3 'PingFang SC',sans-serif;letter-spacing:1px;border-left:1px solid #aaa99c;padding-left:9px;margin-left:4px}.top-link{font-size:11px;letter-spacing:1px}.hero{padding:22px 24px 19px;overflow:hidden}.eyebrow{font:9px/1.4 monospace;letter-spacing:1px;display:flex;gap:7px;align-items:center}.live-dot{width:6px;height:6px;border-radius:50%;background:var(--ink)}h1{font-size:clamp(50px,14.5vw,69px);line-height:1.14;font-weight:950;letter-spacing:-4px;margin:25px 0 24px;position:relative;z-index:2}h1>span:first-child{white-space:nowrap}.guess{display:inline-block;position:relative;margin-left:4px;transform:rotate(-5deg);isolation:isolate}.guess:before{content:'';position:absolute;z-index:-1;inset:10px -3px 0 -5px;background:var(--lime);transform:rotate(2deg)}.hero-intro{display:flex;justify-content:space-between;align-items:flex-end;padding-bottom:18px;border-bottom:1px solid var(--ink)}.hero-intro p{font-size:13px;font-weight:600;line-height:1.9}.hero-intro>span{font-size:11px;line-height:1.9;color:var(--muted);text-align:right}.campaign-art{position:relative;margin:12px -12px 0;isolation:isolate;padding-bottom:42px}.campaign-art img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain;mix-blend-mode:multiply}.campaign-art:after{content:'';position:absolute;bottom:32px;left:12px;right:12px;border-bottom:1px solid var(--line)}.art-corner{position:absolute;width:19px;height:19px;pointer-events:none}.art-corner.top-left{top:17px;left:12px;border-left:1px solid var(--ink);border-top:1px solid var(--ink)}.art-corner.bottom-right{bottom:62px;right:12px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink)}figcaption{position:absolute;bottom:4px;left:12px;right:12px;display:flex;justify-content:space-between;align-items:center;gap:10px}figcaption>span{font:7px monospace;letter-spacing:.7px;color:var(--muted)}figcaption>b{font-size:11px;letter-spacing:.4px;font-weight:600}.signup{margin-top:23px;border:1px solid var(--ink);position:relative;background:#faf9f1;padding:18px 19px 17px;box-shadow:4px 4px 0 var(--ink);scroll-margin-top:20px}.signup:before,.signup:after{content:'';position:absolute;top:36px;width:14px;height:14px;border-radius:50%;border:1px solid var(--ink);background:var(--paper)}.signup:before{left:-8px;border-left-color:var(--paper)}.signup:after{right:-8px;border-right-color:var(--paper)}.form-heading{display:flex;align-items:center;justify-content:space-between;border-bottom:1px dashed #b7b9a9;padding-bottom:13px;gap:6px}.label{font:700 8px monospace;letter-spacing:.5px}.form-meta{font-size:10px;color:var(--muted);white-space:nowrap}.signup h2{font-size:27px;line-height:1.4;font-weight:800;letter-spacing:-1px;margin:18px 0 7px}.signup-intro{font-size:11px;color:var(--muted);line-height:1.8;margin-bottom:20px}.field-label{display:flex;justify-content:space-between;align-items:center;font-size:12px;font-weight:600;margin-bottom:8px}.field-label>span{font-size:10px;font-weight:400;color:var(--muted)}.input-row{display:flex;min-height:51px;border:1px solid #969e85;background:#fffef8}.input-row:focus-within{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}.input-row input{flex:1;min-width:0;width:100%;border:0;border-radius:0;padding:13px 12px;font-size:16px;background:transparent;outline-offset:-3px}.input-row input::placeholder{font-size:14px;color:#74786a}.consent{display:flex;align-items:flex-start;gap:8px;font-size:11px;line-height:1.9;color:var(--muted);margin-top:14px}.consent input{width:16px;height:16px;flex-shrink:0;margin:2px 0;accent-color:var(--ink)}.consent a{text-decoration:underline}.submit-button,.download-button{display:flex;justify-content:space-between;align-items:center;width:100%;min-height:53px;padding:13px 17px;background:var(--ink);color:var(--lime);font-weight:700;font-size:14px;border:1px solid var(--ink);border-radius:0;cursor:pointer}.submit-button{margin-top:17px}.submit-button>span,.download-button>span{font-size:22px;font-weight:400}.submit-button:hover,.download-button:hover{background:#34392c}.submit-button:disabled{opacity:.5;cursor:wait}.form-hint{font-size:11px;color:var(--muted);margin-top:15px;border-top:1px solid #d9dbcd;padding-top:13px;line-height:1.8}.form-hint>span{font:700 12px monospace;padding:2px 5px;background:var(--lime);color:var(--ink);margin-right:3px}#result{font-size:13px;line-height:1.9;outline:none}#result:not(:empty){margin:20px 0}#result.error{color:#a73522}.wait-progress{height:7px;overflow:hidden;background:#dde1ce;margin:18px 0 22px}.wait-progress>span{display:block;width:0;height:100%;background:var(--ink);transition:width .25s linear}.hero-bottom{display:flex;justify-content:space-between;margin-top:25px;font-size:10px;letter-spacing:.3px;color:var(--muted)}.brand-strip{display:flex;justify-content:space-between;align-items:center;background:var(--ink);color:var(--lime);padding:21px 24px;gap:10px}.brand-strip>span:first-child{font:700 14px monospace;letter-spacing:1px}.brand-strip>span:last-child{font-size:10px;letter-spacing:.5px}.section-pad{padding:37px 24px}.ticket-heading{display:flex;justify-content:space-between;font-size:11px}.ticket-heading>span:last-child{font:8px monospace;letter-spacing:.5px;padding-top:4px;color:var(--muted)}.beta-ticket h2{font-size:33px;line-height:1.45;letter-spacing:-1px;margin:23px 0 28px;position:relative}em{font-style:normal;color:#767e61}.ticket-star{position:absolute;right:7px;top:8px;font-size:76px;line-height:1;font-weight:400;transform:rotate(6deg)}.ticket-features{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--ink);padding-top:21px;gap:18px}.ticket-features>div+div{border-left:1px solid #ced1bf;padding-left:18px}.ticket-features span{font:10px monospace;color:var(--muted)}.ticket-features h3{font-size:16px;margin:11px 0 9px;letter-spacing:-.5px}.ticket-features p{font-size:12px;line-height:1.9;color:var(--muted)}.beta-boundary{font-size:11px;line-height:1.9;margin-top:25px;border-left:2px solid #a1a68f;padding-left:12px;color:var(--muted)}.ticket-link{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid;padding:24px 0 16px;font-size:14px;font-weight:700}.ticket-link>span{font-size:23px}.ticket-bottom{display:flex;align-items:center;gap:10px;padding:22px 0;border-bottom:1px dashed #b9beac}.barcode{width:69px;height:29px;background:repeating-linear-gradient(90deg,var(--ink) 0 1px,transparent 1px 3px,var(--ink) 3px 5px,transparent 5px 7px,var(--ink) 7px 8px,transparent 8px 11px)}.ticket-bottom>span:nth-child(2){font:9px/1.5 monospace;letter-spacing:.5px}.ticket-bottom>b{font:10px monospace;color:var(--muted);margin-left:auto}.beta-ticket{padding-bottom:0}.details{padding-top:0;padding-bottom:22px}details{border-bottom:1px solid #d4d7c9}summary{list-style:none;display:flex;justify-content:space-between;align-items:center;min-height:56px;padding:18px 0;font-size:13px;cursor:pointer}summary::-webkit-details-marker{display:none}summary>span{font-size:17px}details[open] summary>span{transform:rotate(45deg)}details p{font-size:12px;line-height:1.9;color:var(--muted);padding-bottom:18px}footer{padding:0 24px 26px;display:flex;align-items:flex-start;justify-content:space-between}footer .brand{font-size:20px}footer>span{font-size:10px;text-align:right}footer small{display:block;font-size:10px;color:var(--muted);margin-top:6px}.sticky-cta{position:fixed;bottom:0;width:100%;max-width:480px;z-index:10;background:var(--ink);color:var(--paper);padding:12px 22px calc(12px + env(safe-area-inset-bottom));display:flex;justify-content:space-between;align-items:center;border-top:1px solid #414738}.sticky-cta b{display:block;font-size:12px;font-weight:500}.sticky-cta small{font-size:10px;color:#afb49e}.sticky-cta strong{font-size:12px;color:var(--ink);background:var(--lime);padding:11px 17px;border-radius:2px}[hidden]{display:none!important}@media(max-width:390px){.topbar{padding-left:20px;padding-right:20px}.hero{padding-left:20px;padding-right:20px}.brand{font-size:22px}.brand>span{font-size:8px}.hero-intro>span{font-size:10px}.signup{padding-left:16px;padding-right:16px}.signup h2{font-size:25px}.form-meta{font-size:9px}.form-heading .label{font-size:7px}.section-pad{padding-left:20px;padding-right:20px}.ticket-star{font-size:65px}.beta-ticket h2{font-size:30px}.ticket-features{gap:13px}.ticket-features>div+div{padding-left:13px}.ticket-features h3{font-size:15px}.ticket-features p{font-size:11px}.brand-strip{padding-left:20px;padding-right:20px}.brand-strip>span:first-child{font-size:12px}.brand-strip>span:last-child{font-size:9px}figcaption>span{font-size:6px;letter-spacing:.3px}}@media(max-width:350px){h1{font-size:49px}.brand{font-size:20px}.brand img{width:25px;height:25px}.brand>span{padding-left:7px;margin-left:1px;letter-spacing:.5px}.hero-intro p{font-size:12px}.hero-intro>span{font-size:9px}.signup h2{font-size:24px}.signup-intro{font-size:10px}.field-label>span{font-size:9px}.form-heading{align-items:flex-start;flex-direction:column;gap:6px}.form-meta{font-size:10px}.form-heading .label{font-size:8px}.signup:before,.signup:after{top:50px}.ticket-star{font-size:58px}.beta-ticket h2{font-size:27px}.ticket-features h3{font-size:14px}.ticket-features p{font-size:10px}.ticket-bottom>b{font-size:9px}.ticket-bottom>span:nth-child(2){font-size:8px}.brand-strip>span:first-child{font-size:11px}.brand-strip>span:last-child{font-size:8px}.hero-bottom{font-size:9px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* 收紧首屏：保留海报气质，减少到登记入口的滚动距离。 */
.topbar{padding-top:15px;padding-bottom:14px}.hero{padding-top:16px}h1{font-size:clamp(43px,11.5vw,55px);line-height:1.12;letter-spacing:-2.5px;margin:17px 0 16px}.hero-intro{padding-bottom:12px}.hero-intro p{font-size:12px;line-height:1.7}.hero-intro p br{display:none}.hero-intro>span{font-size:10px;line-height:1.7}.campaign-art{margin-top:10px;padding-bottom:30px}.campaign-art img{height:clamp(190px,55vw,250px);aspect-ratio:auto;object-fit:contain}.campaign-art:after{bottom:25px}.art-corner.top-left{top:8px}.art-corner.bottom-right{bottom:44px}figcaption{bottom:0}figcaption>b{font-size:10px}.signup{margin-top:17px}.hero-bottom{margin-top:20px}@media(max-width:390px){h1{font-size:43px}.hero-intro{gap:12px}.hero-intro p{max-width:160px;font-size:11px}.hero-intro>span{font-size:9px}.campaign-art img{height:210px}}@media(max-width:350px){h1{font-size:40px}.hero-intro p{max-width:135px;font-size:10px}.hero-intro>span{font-size:8px}.campaign-art img{height:190px}}
/* 两个用途直接标在主视觉两侧，不增加版块高度。 */
.art-service{position:absolute;z-index:2;display:flex;flex-direction:column;align-items:flex-start;padding:9px 10px;background:#f4f2e9f2;border:1px solid #20211d;border-radius:2px;box-shadow:2px 2px 0 #20211d}.art-service>span{font:7px monospace;letter-spacing:1px;color:var(--muted)}.art-service strong{font-size:15px;line-height:1.5;letter-spacing:.5px;margin-top:3px}.art-service small{font-size:8px;line-height:1.6;color:var(--muted);margin-top:3px}.service-sell{left:13px;top:25px;transform:rotate(-5deg)}.service-buy{right:13px;top:119px;transform:rotate(4deg);background:var(--lime)}.art-service i{position:absolute;width:22px;border-top:1px solid var(--ink);top:50%}.service-sell i{left:100%}.service-buy i{right:100%}.art-service i:after{content:'';position:absolute;top:-3px;width:5px;height:5px;border-radius:50%;background:var(--ink)}.service-sell i:after{right:0}.service-buy i:after{left:0}@media(max-width:390px){.art-service{padding:8px}.art-service strong{font-size:14px}.art-service small{font-size:7px}.service-sell{left:10px;top:23px}.service-buy{right:10px;top:113px}.art-service i{width:14px}}@media(max-width:350px){.art-service{padding:7px}.art-service strong{font-size:12px}.art-service small{font-size:7px}.service-sell{left:7px;top:19px}.service-buy{right:7px;top:103px}.art-service i{width:10px}}
/* 首屏直接呈现产品的永久免费承诺。 */
.eyebrow{flex-wrap:wrap;row-gap:7px}.free-badge{margin-left:auto;display:inline-flex;align-items:center;min-height:23px;padding:3px 8px;background:var(--lime);border:1px solid var(--ink);font:600 10px/1.4 'PingFang SC','Microsoft YaHei',sans-serif;letter-spacing:.3px;white-space:nowrap}.free-badge:before{content:'✓';margin-right:4px;font-size:11px}.form-meta{color:var(--ink);font-weight:600}@media(max-width:350px){.eyebrow{font-size:8px;letter-spacing:.3px}.free-badge{font-size:9px;padding:3px 6px}}

.submit-button .download-label{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:700}.google-play-icon{display:block;width:22px;height:24px;flex-shrink:0}
/* 顶部与领取按钮共用 Google Play 标识，保持单行紧凑导航。 */
.topbar .brand>span{display:none}.play-header{display:flex;align-items:center;gap:8px;padding:5px 0 5px 13px;border-left:1px solid #bcc2ad;letter-spacing:0}.play-header .google-play-icon{width:25px;height:28px}.play-header>span{display:flex;flex-direction:column;gap:3px}.play-header strong{font:600 15px/1.1 'Helvetica Neue',sans-serif;letter-spacing:-.3px}.play-header small{font-size:9px;line-height:1.3;color:var(--muted);letter-spacing:1px}.play-header i{font-style:normal;margin-left:4px}.channel-note{display:block;font-size:10px;line-height:1.8;margin-top:7px;color:var(--muted)}@media(max-width:390px){.topbar .brand{font-size:21px}.play-header{gap:6px;padding-left:10px}.play-header strong{font-size:14px}.play-header .google-play-icon{width:23px;height:26px}}@media(max-width:350px){.topbar{padding-left:17px;padding-right:17px}.topbar .brand{font-size:19px;gap:5px}.topbar .brand img{width:25px;height:25px}.play-header{gap:5px;padding-left:8px}.play-header strong{font-size:13px}.play-header small{font-size:8px;letter-spacing:.5px}.play-header .google-play-icon{width:21px;height:24px}}
/* 固定 Gmail 后缀：输入内容与域名有明确分区，整行仍是一枚输入框。 */
.gmail-input{align-items:stretch;overflow:hidden}.gmail-input input{width:0;flex:1;padding-right:7px}.gmail-suffix{display:flex;align-items:center;flex-shrink:0;padding:0 12px;border-left:1px solid #cbd0bd;background:#e9eddd;color:var(--ink);font:600 14px/1.2 'Helvetica Neue',sans-serif;letter-spacing:-.2px;user-select:none}.gmail-help{font-size:10px;line-height:1.8;margin-top:7px;color:var(--muted)}.gmail-help.invalid{color:#a73522}.gmail-input:has(input[aria-invalid="true"]){border-color:#a73522;box-shadow:0 0 0 1px #a73522}@media(max-width:350px){.gmail-suffix{font-size:13px;padding-left:10px;padding-right:10px}.gmail-input input::placeholder{font-size:12px}.field-label>span{font-size:9px}}
.google-play-icon{width:24px;height:24px}.play-header .google-play-icon{width:28px;height:28px}.submit-button .download-label{gap:8px;font-size:14px;white-space:nowrap}@media(max-width:350px){.submit-button{padding-left:12px;padding-right:12px}.submit-button .download-label{font-size:13px;gap:6px}.submit-button .google-play-icon{width:22px;height:22px}.play-header .google-play-icon{width:24px;height:24px}}
/* 下半页：场景、价格口径、品类、内测内容；独立作用域不影响首屏。 */
.lower-kicker{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:10px;color:var(--muted);margin-bottom:22px}.lower-kicker>span:last-child{font:7px/1.4 monospace;letter-spacing:.7px;text-align:right}.use-cases>h2,.price-context>h2,.category-section>h2,.beta-ticket>h2{font-size:32px;line-height:1.4;letter-spacing:-1px;font-weight:800}.lower-intro{font-size:12px;line-height:1.9;color:var(--muted);margin-top:16px}.use-card{margin-top:25px;border:1px solid var(--ink);padding:22px 20px;background:#faf9f1}.use-card-top{display:flex;justify-content:space-between;align-items:center}.use-card-top>span{font-size:10px;font-weight:600;border:1px solid var(--ink);padding:3px 9px}.use-card-top>b{font-size:27px;font-weight:400;line-height:1}.use-card h3{font-size:23px;line-height:1.5;letter-spacing:-.6px;margin:18px 0 13px}.use-card>p{font-size:12px;line-height:1.9;color:var(--muted)}.use-card ol{list-style:none;margin:22px 0 0;padding:0}.use-card li{display:flex;gap:12px;border-top:1px solid var(--line);padding:15px 0}.use-card li>span{font:10px monospace;margin-top:4px;color:#798066}.use-card li strong{font-size:13px;font-weight:600}.use-card li p{font-size:11px;line-height:1.9;color:var(--muted);margin-top:5px}.use-link{display:flex;align-items:center;justify-content:space-between;font-size:12px;font-weight:600;margin-top:8px;padding-top:15px;border-top:1px solid var(--ink)}.use-link>span{font-size:20px;font-weight:400}.buying{background:var(--ink);color:var(--paper);border-color:var(--ink)}.buying .use-card-top>span{border-color:#7c8568;color:var(--lime)}.buying .use-card-top>b{color:var(--lime)}.buying>p{color:#bdc3b0}.buy-checks{margin:23px 0 18px}.buy-checks>div{display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid #ffffff26;padding:13px 0}.buy-checks span{font-size:10px;color:#bdc3b0;white-space:nowrap}.buy-checks strong{font-size:12px;font-weight:500;text-align:right}.buying .use-link{color:var(--lime);border-color:#ffffff40;margin-top:21px}.use-card .buy-entry{font-size:11px}.price-context{background:#e7ebdb}.price-context h2 em{color:#60704a}.price-terms{margin-top:25px}.price-terms article{display:flex;align-items:flex-start;gap:11px;border-top:1px solid #bbc4a9;padding:19px 0}.term-no{font:10px monospace;color:#6c7958;padding-top:5px}.price-terms article>div{flex:1}.price-terms h3{font-size:17px;font-weight:600;margin-bottom:8px}.price-terms p{font-size:11px;color:#566348;line-height:1.9;max-width:240px}.term-tag{font-size:8px;color:#566348;border:1px solid #b5bfa3;padding:3px 5px;margin-top:2px;white-space:nowrap}.price-equation{display:flex;align-items:center;justify-content:space-between;gap:6px;background:var(--ink);color:var(--paper);padding:17px 13px;margin-top:6px;font-size:11px}.price-equation i{font-style:normal;color:#aab598}.price-equation strong{color:var(--lime);font-weight:600}.context-note{font-size:10px;line-height:1.9;color:#647254;margin-top:13px}.category-section{padding-top:38px}.category-section h2{font-size:29px}.category-list{list-style:none;margin:25px 0 0;padding:0;border-top:1px solid var(--ink)}.category-list li{display:grid;grid-template-columns:21px 96px 1fr;gap:9px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.category-list li>span{font:9px monospace;color:#7c846b}.category-list strong{font-size:13px;font-weight:600}.category-list small{font-size:10px;color:var(--muted);text-align:right;line-height:1.8}.category-note{font-size:10px;color:var(--muted);line-height:1.9;margin-top:14px}.beta-ticket{padding-top:30px}.beta-ticket>h2{margin:0 0 25px;font-size:31px}.beta-notes{border-top:1px solid var(--ink)}.beta-notes>p{display:flex;gap:16px;border-bottom:1px solid var(--line);padding:16px 0}.beta-notes strong{font-size:11px;font-weight:600;white-space:nowrap;margin-top:1px}.beta-notes span{font-size:11px;line-height:1.9;color:var(--muted)}@media(max-width:350px){.use-card{padding:20px 16px}.use-card h3{font-size:21px}.use-cases>h2,.price-context>h2{font-size:29px}.category-section>h2{font-size:26px}.buy-checks strong{font-size:11px}.term-tag{font-size:7px;padding:3px 4px}.price-equation{font-size:10px;padding-left:10px;padding-right:10px}.category-list li{grid-template-columns:17px 83px 1fr;gap:7px}.category-list strong{font-size:12px}.category-list small{font-size:9px}.beta-ticket>h2{font-size:28px}.beta-notes>p{gap:12px}}
/* FormHub 状态区：真实等待只显示转圈，不显示计时或虚假百分比。 */
.download-area{margin-top:22px}.download-status{display:flex;align-items:flex-start;gap:11px}.download-spinner{display:inline-block;width:19px;height:19px;flex-shrink:0;border:2px solid #cbd0bd;border-top-color:var(--ink);border-radius:50%;animation:download-spin .85s linear infinite;margin-top:4px}#result:not(:empty){margin:0 0 18px}.download-button{font-size:13px;gap:10px}.edit-email{margin:3px 0 0;padding:12px 0;background:none;border:0;border-bottom:1px solid var(--ink);color:var(--ink);font-size:13px;cursor:pointer}.email-changes{font-size:11px;color:var(--muted);margin-top:10px}#submit-message{font-size:12px;line-height:1.8;color:#a73522;margin-top:13px}@keyframes download-spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.download-spinner{animation:none;border-style:dotted}}