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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}

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.wrap{width:min(1040px,calc(100% - 56px))}.preview-bar{min-height:40px;padding:6px 12px;gap:7px;background:#101114;border-bottom:1px solid #25262b;font-size:10px}.preview-bar span{color:#6a6e77;margin-right:15px}.preview-bar a{padding:4px 9px;color:#8e929d}.preview-bar a[aria-current=page]{background:#30343c;color:#f5f5f6}
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.hero-copy{max-width:740px;margin:auto;text-align:center;padding:82px 22px 48px}.release{font-size:10px;letter-spacing:3px;color:#919aaa;display:inline-flex;align-items:center;gap:8px}.release i{width:5px;height:5px;background:#a6bcdf;box-shadow:0 0 12px #8cb8ff;border-radius:50%}.hero-copy h1{font-size:45px;font-weight:500;line-height:1.48;letter-spacing:-1.8px;margin:22px 0 24px}.hero-copy h1 span{color:#fff}.hero-copy p{font-size:13px;color:#a0a6b2;line-height:2}.hero-copy .actions{margin-top:29px;justify-content:center;gap:12px}.download-btn{border-radius:30px;min-height:43px;background:#f5f6f8;color:#14171c;padding:0 21px;font-size:12px;font-weight:550;box-shadow:0 4px 20px #0002}.download-btn .divider{height:15px;width:1px;background:#cfd2d8;margin-left:4px}.hero-meta{color:#727f93;font-size:9px;letter-spacing:.3px;margin-top:16px}
.product{width:min(860px,calc(100% - 44px));margin:0 auto 70px;background:#111317;border:1px solid #ffffff1a;border-radius:15px;box-shadow:0 35px 100px #0009;overflow:hidden}.product-bar{display:flex;align-items:center;justify-content:space-between;height:42px;background:#171a20;border-bottom:1px solid #ffffff0c;padding:0 16px;font-size:10px;color:#818997}.traffic{display:flex;gap:5px}.traffic i{width:7px;height:7px;border-radius:50%;background:#657080}.traffic i:nth-child(1){background:#c37778}.traffic i:nth-child(2){background:#b9a16f}.traffic i:nth-child(3){background:#719e8b}.product-inner{display:grid;grid-template-columns:175px 1fr;min-height:410px}.product-sidebar{background:linear-gradient(130deg,#293546,#212831);border-right:1px solid #ffffff0b;padding:21px 13px}.side-brand{display:flex;align-items:center;gap:7px;font-size:12px;margin-bottom:25px}.side-brand img{width:24px;height:24px;border-radius:7px}.side-label{font-size:9px;letter-spacing:1px;color:#818d9d;margin:20px 7px 10px}.side-link{display:flex;align-items:center;gap:9px;width:100%;min-height:40px;text-align:left;color:#9aa8bb;background:transparent;border:0;border-radius:6px;padding:8px 10px;font-size:10px}.side-link.active{background:#ffffff12;color:#e1e8f3}.side-link b{font-size:14px;font-weight:400;opacity:.65}.side-status{display:flex;align-items:center;gap:5px;font-size:9px;color:#8191a6;margin:105px 8px 0}.side-status i{width:4px;height:4px;background:#7d9b85;border-radius:50%}.product-main{padding:22px 29px 0;min-width:0;background:radial-gradient(ellipse at 50% 100%,#2d3e5866,transparent 80%),#121418}.product-head{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:#c5ccd6;margin-bottom:18px}.product-head span{font-size:9px;color:#656e7b}.product-shots{display:flex;justify-content:center;align-items:start;gap:18px;height:350px;overflow:hidden;padding:7px 6px 0}.product-shot{width:29%;border:3px solid #465164;border-radius:17px;overflow:hidden;box-shadow:0 15px 35px #0005;transform:translateY(22px);opacity:.64;transition:transform .35s,opacity .35s,box-shadow .35s;background:#edf0f6;flex-shrink:0}.product-shot img{width:100%;height:auto}.product-shot.focus{width:33%;transform:translateY(0);opacity:1;border-color:#8c98ab;box-shadow:0 10px 45px #7aa7ed20}.product-caption{border-top:1px solid #ffffff09;background:#17191e;display:flex;justify-content:center;gap:28px;align-items:center;padding:13px;color:#9ba6b5;font-size:9px}.product-caption span:first-child{color:#d0d8e6}.screenshot-note{text-align:center;color:#5d6572;font-size:9px;margin-top:-45px;padding-bottom:65px}
.section-intro{text-align:center;margin:22px 0 54px}.section-intro h2{font-size:29px;font-weight:450;letter-spacing:-1px;line-height:1.5}.section-intro p{font-size:12px;line-height:1.9;color:#6e7683;margin-top:13px}.bento{display:grid;grid-template-columns:1fr 1fr;gap:23px}.bento-card{height:425px;background:#101113;border:1px solid #ffffff0b;border-radius:14px;overflow:hidden;position:relative;padding:31px 30px}.bento-card h3{font-size:16px;font-weight:500;margin-bottom:12px;color:#dadde2}.bento-card>p{color:#757d89;font-size:11px;line-height:1.9;max-width:370px}.card-art{position:absolute;left:30px;right:30px;top:145px;bottom:0}.folder-tree{margin:12px 0;color:#a7b1c0;font-size:11px}.folder-row{display:flex;align-items:center;gap:11px;padding:13px 15px;background:#191c22;border:1px solid #ffffff0c;border-radius:10px;margin:9px 0}.folder-row .glyph{width:29px;height:32px;background:#24354f;color:#80a5df;display:grid;place-items:center;border:1px solid #607da333;border-radius:7px;font-size:10px}.folder-row small{display:block;font-size:8px;color:#6b7687;margin-top:4px}.folder-row:nth-child(2){margin-left:26px;background:#15181d}.folder-row:nth-child(3){margin-left:52px;background:#12151a}.tree-dots{position:absolute;top:48px;bottom:14px;left:10px;border-left:1px dashed #3f4c60}.folder-caption{margin-top:19px;color:#536278;font-size:8px;letter-spacing:1px}.reader-art{display:flex;gap:15px;padding:15px 8px 0;justify-content:center}.paper-preview{width:190px;height:255px;border:1px solid #616b7b;background:#252d3a;border-radius:10px 10px 0 0;overflow:hidden;box-shadow:0 10px 40px #0006;transform:rotate(-5deg)}.paper-preview img{width:100%;height:auto}.page-controls{position:absolute;right:0;bottom:52px;display:flex;gap:14px;align-items:center;background:#252830d9;border:1px solid #ffffff14;border-radius:10px;padding:12px 16px;color:#b9c1cd;font-size:10px;box-shadow:0 10px 25px #0005;backdrop-filter:blur(12px)}.page-controls strong{color:#e1e5ed;font-weight:500}.disc-stage{width:180px;height:180px;border-radius:50%;background:repeating-radial-gradient(circle,#222934 0px,#222934 2px,#303947 3px,#232b37 4px);box-shadow:0 20px 45px #0008;margin:13px auto 0;display:grid;place-items:center;border:1px solid #465267;position:relative}.disc-label{width:65px;height:65px;border-radius:50%;background:radial-gradient(circle,#7695c6,#354f78 80%);border:1px solid #92a9ca44;display:grid;place-items:center;font-size:26px;color:#c2d2eb}.disc-stage:after{content:"";position:absolute;width:9px;height:9px;background:#9daaba;border:2px solid #c8cfd9;border-radius:50%}.listen-controls{position:absolute;right:0;left:0;bottom:30px;display:flex;justify-content:center;gap:8px}.listen-controls span{background:#21252c;border:1px solid #ffffff12;border-radius:7px;color:#8e9bac;padding:8px 11px;font-size:9px}.listen-controls .selected{background:#263954;color:#b5ccec;border-color:#4e6b97}.archive-stack{position:relative;margin:22px 15px}.archive-file{background:linear-gradient(120deg,#232832,#171b22);border:1px solid #ffffff0e;border-radius:13px;padding:16px 17px;display:flex;align-items:center;gap:12px;margin:12px 0;box-shadow:0 7px 20px #0002;color:#b5bfcd;font-size:10px}.archive-file:nth-child(2){margin-left:18px;margin-right:-5px}.archive-file:nth-child(3){margin-left:36px;margin-right:-10px}.archive-file i{font-style:normal;font-size:9px;background:#28384d;color:#8aaede;padding:9px;border-radius:6px}.archive-file small{display:block;margin-top:4px;font-size:8px;color:#657389}.zip-float{position:absolute;right:3px;bottom:-12px;background:#2c343f;border:1px solid #ffffff18;border-radius:10px;padding:14px 18px;box-shadow:0 10px 40px #0007;font-size:11px;color:#c8d4e8}
.last-download{text-align:center;padding:112px 20px 85px;position:relative}.last-download:before{content:"";position:absolute;inset:20% 10%;z-index:-1;background:radial-gradient(ellipse,#1c314b88,transparent 70%)}.last-download h2{font-size:31px;font-weight:450;letter-spacing:-1px;line-height:1.5}.last-download p{font-size:12px;color:#737f91;margin:18px 0 27px}.last-download .fine{margin-top:17px;font-size:9px;color:#5e6c7e}.footer{width:100%;margin:auto;padding:27px 0 37px;border-top:1px solid #ffffff0a;font-size:10px;color:#606b7a;align-items:center}.footer-brand{display:flex;align-items:center;gap:8px;color:#8e99aa}.footer-brand img{width:21px;height:21px;border-radius:6px}.footer a{color:#8e99aa}.preview-disclaimer{font-size:8px;color:#505968}.toast{background:#252b35;color:#dce5f2;border-color:#ffffff1a;font-size:12px}
@media(min-width:1600px){.hero-copy{padding-top:106px}.hero-copy h1{font-size:48px}.hero-zone{padding-bottom:10px}}
@media(max-width:760px){.preview-bar{font-size:9px;gap:3px}.preview-bar span{margin:0}.site-nav{top:72px;width:calc(100% - 24px);margin-top:12px;padding-left:12px}.brand{font-size:12px}.brand small{display:none}.site-nav .nav-links{gap:14px}.site-nav .nav-links>a:not(.nav-download){display:none}.site-nav .nav-download{min-height:36px;font-size:10px;padding:0 13px}.hero-zone{margin-top:-65px;padding-top:65px}.hero-copy{padding:76px 20px 36px}.hero-copy h1{font-size:32px;letter-spacing:-1px;margin:20px 0}.hero-copy p{font-size:11px;line-height:2}.release{font-size:9px;letter-spacing:2px}.hero-meta{font-size:8px}.product{width:calc(100% - 26px);margin-bottom:56px;border-radius:11px}.product-bar{height:34px;font-size:8px;padding:0 11px}.product-inner{grid-template-columns:1fr;min-height:0}.product-sidebar{display:none}.product-main{padding:17px 12px 0}.product-head{font-size:9px;margin-bottom:12px}.product-head span{font-size:7px}.product-shots{gap:10px;height:256px}.product-shot{border-radius:11px;border-width:2px}.product-shot.focus{border-width:2px}.product-caption{gap:15px;font-size:8px;padding:11px}.screenshot-note{font-size:8px;margin-top:-35px;padding-bottom:46px}.wrap{width:calc(100% - 30px)}.section-intro{margin-bottom:29px}.section-intro h2{font-size:23px}.section-intro p{font-size:10px}.bento{grid-template-columns:1fr;gap:15px}.bento-card{height:375px;padding:26px 23px}.bento-card h3{font-size:15px}.bento-card>p{font-size:11px}.card-art{left:23px;right:23px;top:130px}.folder-row{padding:10px 12px}.paper-preview{width:170px;height:230px}.disc-stage{width:160px;height:160px}.listen-controls{bottom:24px}.last-download{padding:80px 10px 55px}.last-download h2{font-size:25px}.footer{align-items:start}.footer .copyright{font-size:9px}.archive-stack{margin:13px 5px}.archive-file{padding:14px}.zip-float{right:-3px}.section-intro p br{display:none}}

/* Reference palette: ink green, emerald and muted teal light. */
body{background-color:#070f0d;background-image:radial-gradient(ellipse 58% 66% at 23% 34%,#27673875,transparent 80%),radial-gradient(ellipse 58% 55% at 83% 7%,#39767870,transparent 80%),radial-gradient(ellipse 43% 40% at 20% 92%,#69742c38,transparent 84%);background-attachment:fixed;color:#edf4f0}
.preview-bar{background:#0b1713e8;border-bottom-color:#b5e4ce14}.preview-bar a{color:#a6bab0}.preview-bar a[aria-current=page]{background:#315343;color:#e9fff3}
.site-nav{background:#31554785;border-color:#c2f2da1c;box-shadow:0 8px 30px #0003}.site-nav .nav-links{color:#d0e1d8}.site-nav .nav-download{background:#edf6f1;color:#10261e}
.aurora{background:radial-gradient(ellipse 49% 50% at 25% 30%,#007b3e5c,transparent 85%),radial-gradient(ellipse 45% 35% at 83% 15%,#5c9a9740,transparent 86%),radial-gradient(ellipse 41% 39% at 27% 83%,#99b74a20,transparent 85%)}
.release{color:#acc8bb}.release i{background:#36dbc0;box-shadow:0 0 14px #2ce3b9}.hero-copy p{color:#b6c9bf}.hero-meta{color:#93afa0}.download-btn{background:#eff7f2;color:#152d23}.download-btn .divider{background:#c2d5c9}
.product{background:#10221cd9;border-color:#c4f6dd20;box-shadow:0 35px 100px #0008;backdrop-filter:blur(22px)}.product-bar,.product-caption{background:#1b3028b8;color:#aac0b5;border-color:#d3ffe610}.product-sidebar{background:linear-gradient(135deg,#275443aa,#18392c99);border-color:#caffdf13}.side-label,.side-status{color:#93b4a3}.side-link{color:#bad0c4}.side-link.active{background:#c4ffe916;color:#effff6}.side-status i{background:#3cdbb8}.product-main{background:radial-gradient(ellipse at 50% 100%,#4d7c5050,transparent 85%),#12251dcc}.product-head{color:#d3e6da}.product-head span{color:#8aa897}.product-shot{border-color:#496e5a}.product-shot.focus{border-color:#92b8a3;box-shadow:0 10px 45px #5ee0a321}.product-caption span:first-child{color:#d4e8db}.screenshot-note{color:#90aa9c}
.section-intro p{color:#b1c5b8}.section-intro h2{color:#edf6ef}.bento-card{background:linear-gradient(135deg,#47765c30,#11231b8c);border-color:#c7f5dc1a;box-shadow:inset 0 1px #e5ffeb06,0 15px 45px #00000012;backdrop-filter:blur(22px)}.bento-card h3{color:#e0eee4}.bento-card>p{color:#adc3b5}
.folder-row{background:#294333b3;border-color:#c3f9d512;color:#d3e5d9}.folder-row:nth-child(2){background:#203a2caa}.folder-row:nth-child(3){background:#172d22b8}.folder-row .glyph{background:#2c5145;color:#98e0bf;border-color:#8fdbb729}.folder-row small{color:#9cb5a5}.tree-dots{border-color:#7ba18a66}.folder-caption{color:#93b59f}.page-controls{background:#28483bdf;color:#afcbbd;border-color:#bdedcf20}.page-controls strong{color:#edf8ef}
.disc-stage{background:repeating-radial-gradient(circle,#1c342c 0px,#1c342c 2px,#344d3e 3px,#22392f 4px);border-color:#567c62}.disc-label{background:radial-gradient(circle,#87b198,#395c48 80%);color:#ddf4e6;border-color:#add4b744}.listen-controls span{background:#243d30;color:#bbd2c3;border-color:#d4f0de1c}.listen-controls .selected{background:#31674f;color:#d8ffe8;border-color:#6cad8c}
.archive-file{background:linear-gradient(120deg,#2d4939d9,#1d3427df);border-color:#c7f6d51a;color:#c5decc}.archive-file i{background:#335e4c;color:#a1e4c5}.archive-file small{color:#95b4a1}.zip-float{background:#385c44;border-color:#c5f4ce29;color:#deffe6}.last-download:before{background:radial-gradient(ellipse,#4c865044,transparent 70%)}.last-download p{color:#acc5b4}.last-download .fine{color:#92ac9b}.footer{border-color:#cfffd715;color:#a2bcac}.footer a{color:#c1d7c9}.preview-disclaimer{color:#8ba695}.toast{background:#1e3b2d;color:#e2f6e8;border-color:#a5d5b733}
@media(max-width:760px){.site-nav .nav-links>a.nav-download{display:inline-flex}}
.request-example{margin-top:10px;padding:18px 19px;border:1px solid #b8f9db25;border-radius:14px;background:linear-gradient(130deg,#2f635147,#163d2c80);box-shadow:0 15px 40px #0002}.request-label{font-size:9px;letter-spacing:1px;color:#8fb9a3;margin-bottom:11px}.request-example blockquote{margin:0;font-size:16px;color:#e3f6e9;line-height:1.8;font-weight:450}.request-result{display:flex;align-items:center;gap:9px;margin-top:23px}.request-result span{padding:10px 12px;border-radius:8px;border:1px solid #cbf9da1a;background:#264736;color:#c7e5d2;font-size:10px}.request-result i{font-style:normal;color:#85c8a5}.request-foot{font-size:9px;color:#95b5a0;margin-top:15px}.reading-listening .paper-preview{margin-right:90px}.audio-mini{position:absolute;right:0;bottom:30px;width:210px;padding:16px;border:1px solid #c5f4cf22;border-radius:13px;background:#203d2fe8;box-shadow:0 15px 35px #0006;backdrop-filter:blur(16px)}.audio-mini header{display:flex;align-items:center;gap:11px;font-size:11px;color:#e1f2e7}.audio-mini .mini-note{display:grid;place-items:center;border-radius:50%;width:36px;height:36px;background:radial-gradient(circle,#7fae96,#30583e);color:#d7f3e0;font-size:19px}.audio-mini small{display:block;color:#9fbeab;font-size:9px;margin-top:5px}.audio-mini .mini-options{display:flex;gap:6px;margin-top:14px;flex-wrap:wrap}.mini-options span{font-size:9px;color:#c4e2cf;padding:5px 7px;border:1px solid #c6f3d11c;border-radius:5px;background:#3657406e}
@media(min-width:761px){.product{width:min(1100px,calc(100% - 44px))}.product-inner{grid-template-columns:190px 1fr;min-height:510px}.product-main{padding:25px 32px 0}.product-head{font-size:12px;margin-bottom:20px}.product-shots{height:450px;gap:clamp(10px,1.7vw,24px)}.product-sidebar{padding-top:25px}.side-brand{font-size:14px}.side-label{font-size:10px}.side-link{font-size:12px;min-height:45px}.side-status{margin-top:155px}.product-caption{font-size:10px;padding:15px;gap:35px}}
@media(max-width:760px){.request-example{padding:15px}.request-example blockquote{font-size:15px}.request-result{gap:6px;margin-top:18px}.request-result span{padding:9px;font-size:9px}.reading-listening .paper-preview{margin-right:65px}.audio-mini{width:180px;padding:13px;bottom:23px}}

/* Larger, readable typography and the illustrated grouping demonstration. */
html{scroll-padding-top:110px}
.wrap{width:min(1180px,calc(100% - 64px))}
.preview-bar{position:relative;font-size:12px;padding:10px 14px}
.preview-bar span{font-size:12px}
.site-nav{top:16px;padding:10px 12px 10px 20px}
.brand{font-size:18px}.brand img{width:30px;height:30px}.brand small{font-size:10px}
.site-nav .nav-links{font-size:14px}.site-nav .nav-download{font-size:14px;min-height:40px}
.hero-copy{max-width:1000px;padding-top:90px}
.release{font-size:14px;letter-spacing:2px}
.hero-copy h1{font-size:52px;line-height:1.45}
.hero-copy p{font-size:18px;line-height:1.9}
.download-btn{font-size:16px;min-height:50px;padding:0 25px}
.hero-meta{font-size:13px;margin-top:20px}
.product-bar{font-size:13px;height:46px}.product-head{font-size:16px}.product-head span{font-size:11px}
.side-brand{font-size:16px}.side-label{font-size:12px}.side-link{font-size:14px}.side-status{font-size:11px;margin-top:130px}
.product-caption{font-size:13px;flex-wrap:wrap;gap:12px 28px}
.screenshot-note{font-size:12px}
.section-intro h2{font-size:36px;line-height:1.5}
.section-intro p{font-size:17px;line-height:1.9;margin-top:18px}
.section-intro{margin:30px 0 48px}
.bento{gap:28px}
.bento-card{height:560px;padding:34px 32px}
.bento-card h3{font-size:22px;line-height:1.5;margin-bottom:12px}
.bento-card>p{font-size:16px;line-height:1.85;max-width:none}
.card-art{left:32px;right:32px;top:210px}
.folder-tree{font-size:15px;margin-top:12px}
.folder-row{padding:15px 16px;gap:13px;margin:12px 0}
.folder-row .glyph{width:36px;height:39px;font-size:12px;flex-shrink:0}
.folder-row small{font-size:12px;margin-top:5px}
.folder-caption{font-size:12px;letter-spacing:0;margin-top:18px}
.tree-dots{bottom:35px}
.paper-preview{width:225px;height:325px}
.reading-listening .paper-preview{margin-right:100px}
.audio-mini{width:245px;padding:18px;bottom:35px}
.audio-mini header{font-size:15px}.audio-mini small{font-size:12px;line-height:1.6}
.audio-mini .mini-note{width:42px;height:42px;flex-shrink:0}
.mini-options span{font-size:12px;padding:6px 8px}
.archive-stack{margin:12px 8px}
.archive-file{padding:18px;font-size:15px;gap:14px;margin:14px 0}
.archive-file i{font-size:12px;padding:11px}.archive-file small{font-size:12px}
.zip-float{font-size:14px;bottom:-17px;padding:15px 18px}
.last-download h2{font-size:36px}.last-download p{font-size:17px}
.last-download .fine{font-size:13px}.footer{font-size:14px}.footer-brand img{width:27px;height:27px}
.preview-disclaimer{font-size:12px}.toast{font-size:15px}

.api-demo{margin-top:0;padding:20px;border:1px solid #b8f9db25;border-radius:15px;background:linear-gradient(130deg,#2f635147,#163d2c80);box-shadow:0 15px 40px #0002}
.api-demo-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.api-demo-head span{font-size:12px;color:#a9cbbb;letter-spacing:1px}
.motion-toggle{font-size:12px;color:#d4ebdd;background:#375f4a80;border:1px solid #c7f6d52a;border-radius:20px;padding:7px 12px;min-height:34px;white-space:nowrap}
.demo-input{min-height:69px;font-size:18px;line-height:1.8;color:#e7f8ec}
.demo-caret{display:inline-block;height:19px;border-right:2px solid #7ae6b8;vertical-align:-3px;margin-left:3px;animation:caret-blink .9s step-end infinite}
.api-demo:not([data-phase="typing"]) .demo-caret{visibility:hidden}
.demo-steps{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:17px}
.demo-steps span{font-size:13px;border-radius:8px;padding:10px 12px;color:#a9c7b6;background:#1b362999;border:1px solid #a9d9bd1c;transition:background .35s,color .35s,border-color .35s}
.demo-steps i{font-style:normal;color:#7fb59b}
.api-demo[data-phase="typing"] [data-step="typing"],.api-demo[data-phase="grouping"] [data-step="grouping"],.api-demo[data-phase="done"] [data-step="done"]{color:#e1ffed;background:#36785880;border-color:#91e7b95c}
.demo-progress{height:3px;background:#a2d9ba13;margin:17px 0 15px;overflow:hidden;border-radius:3px}
.demo-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,#31b99c,#b6e6ac);transition:width .12s linear;border-radius:3px}
.api-result{min-height:55px;position:relative;font-size:13px;color:#bcdcc9}
.api-processing{position:absolute;inset:0;display:flex;align-items:center;gap:9px;opacity:0;transition:opacity .3s}
.api-processing i{width:12px;height:12px;border-radius:50%;border:2px solid #abdbbc33;border-top-color:#9be7bd;animation:group-spin 1s linear infinite}
.api-demo[data-phase="grouping"] .api-processing{opacity:1}
.api-group{display:flex;align-items:center;gap:10px;opacity:0;transform:translateY(7px);transition:opacity .4s,transform .4s}
.api-group b{display:grid;place-items:center;width:37px;height:42px;border-radius:8px;background:#386a4a;color:#b5efcb;font-weight:500;flex-shrink:0}
.api-group strong{font-size:15px;font-weight:500;color:#e3f6e9}.api-group small{display:block;font-size:12px;margin-top:5px;color:#9fbea9}
.api-demo[data-phase="done"] .api-group{opacity:1;transform:translateY(0)}
.api-demo[data-paused="true"] *{animation-play-state:paused}
@keyframes caret-blink{50%{opacity:0}}
@keyframes group-spin{to{transform:rotate(360deg)}}
@media(max-width:1050px) and (min-width:761px){.bento-card{height:600px;padding:29px 26px}.card-art{top:245px;left:26px;right:26px}.bento-card h3{font-size:21px}.demo-steps{gap:5px}.demo-steps span{font-size:12px;padding:9px}.demo-input{font-size:17px}.api-demo{padding:17px}.audio-mini{width:220px}.archive-file{font-size:14px}}
@media(max-width:760px){
 .wrap{width:calc(100% - 30px)}.preview-bar{font-size:11px;gap:5px}.preview-bar span{font-size:11px}
 .site-nav{top:12px;padding:9px 11px}.brand{font-size:16px}.site-nav .nav-download{font-size:12px;padding:0 12px}
 .hero-copy{padding:65px 20px 38px}.hero-copy h1{font-size:34px;letter-spacing:-1px}.hero-copy p{font-size:16px;line-height:1.85}.release{font-size:12px;letter-spacing:1px}.hero-meta{font-size:11px;line-height:1.8}.download-btn{font-size:15px}
 .product-bar{font-size:11px;height:39px}.product-head{font-size:13px}.product-head span{font-size:9px}.product-caption{font-size:10px;gap:9px 15px}.screenshot-note{font-size:10px;line-height:1.7}
 .section-intro h2{font-size:29px}.section-intro p{font-size:15px;line-height:1.9}.section-intro{margin-bottom:30px}
 .bento{gap:18px}.bento-card{height:545px;padding:26px 23px}.bento-card h3{font-size:21px}.bento-card>p{font-size:15px;line-height:1.85}
 .card-art{left:23px;right:23px;top:210px}.folder-tree{font-size:14px}.folder-row{padding:13px 11px}.folder-row small{font-size:11px}.folder-row:nth-child(2){margin-left:15px}.folder-row:nth-child(3){margin-left:30px}.folder-caption{font-size:11px}
 .api-demo{padding:16px}.api-demo-head span,.motion-toggle{font-size:11px}.motion-toggle{padding:6px 9px}.demo-input{font-size:17px;min-height:85px}.demo-steps{gap:5px}.demo-steps span{font-size:11px;padding:9px 8px}.api-group strong{font-size:14px}.api-group small{font-size:11px}
 .paper-preview{width:200px;height:310px}.reading-listening .paper-preview{margin-right:65px}.audio-mini{width:195px;padding:14px;bottom:26px}.audio-mini header{font-size:14px}.audio-mini small{font-size:11px}.mini-options span{font-size:11px;padding:6px}
 .archive-stack{margin:10px 0}.archive-file{font-size:13px;padding:15px 12px;gap:10px}.archive-file small{font-size:11px}.archive-file i{font-size:10px;padding:9px}.archive-file:nth-child(2){margin-left:12px;margin-right:0}.archive-file:nth-child(3){margin-left:24px;margin-right:0}.zip-float{right:0;font-size:12px}
 .last-download h2{font-size:30px}.last-download p{font-size:15px}.last-download .fine{font-size:12px}.footer{font-size:13px}.footer .copyright{font-size:12px}.preview-disclaimer{font-size:11px}
}
@media(prefers-reduced-motion:reduce){.api-demo *{animation:none!important;transition:none!important}}

.pending-download:disabled{opacity:.75;cursor:default}.hero-zone{margin-top:-85px}.footer .preview-disclaimer{font-size:12px}@media(max-width:760px){.hero-zone{margin-top:-65px}}

/* ===== 多页版公共补充（导航当前页 / 页脚链接） ===== */
.site-nav .nav-links a[aria-current="page"]{color:#f2fff7;font-weight:650}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:13px;color:#a2bcac}
.footer-links a{color:#c1d7c9}
.footer-links a:hover{color:#edf6f1;text-decoration:underline;text-underline-offset:4px}
.icp{color:#a2bcac}
.footer .copyright{font-size:12px}
@media(max-width:760px){.footer-links{display:none}.footer .copyright{font-size:11px}}


/* ===== 多页版移动端修正：汉堡菜单 / 页脚链接 / 首页界面切换 ===== */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.nav-toggle{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}
.nav-burger{display:none}
.product-mobile-tabs{display:none}
@media(max-width:760px){
  .site-nav{width:calc(100% - 24px);margin:12px auto 0;top:12px;padding:8px 10px 8px 14px;border-radius:24px}
  .brand{font-size:15px}
  .brand img{width:27px;height:27px}
  .nav-burger{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;width:38px;height:38px;border-radius:50%;border:1px solid #c2f2da33;background:#edf6f1;cursor:pointer;flex-shrink:0}
  .nav-burger span:not(.sr-only){display:block;width:16px;height:2px;border-radius:2px;background:#152d23}
  .site-nav .nav-links{display:none;position:absolute;top:calc(100% + 10px);left:4px;right:4px;flex-direction:column;align-items:stretch;gap:2px;padding:12px;border-radius:18px;background:#1b3329f5;border:1px solid #c2f2da26;box-shadow:0 18px 50px #0008;backdrop-filter:blur(20px);z-index:60}
  .nav-toggle:checked ~ .nav-links{display:flex}
  .site-nav .nav-links>a{display:block;padding:12px 10px;border-radius:10px;font-size:14px;color:#d0e1d8}
  .site-nav .nav-links>a[aria-current="page"]{background:#ffffff14;color:#f2fff7;font-weight:650}
  .site-nav .nav-links>a:not(.nav-download){display:block}
  .site-nav .nav-links>a.nav-download{display:flex;justify-content:center;margin-top:8px;min-height:42px;border-radius:12px;background:#edf6f1;color:#10261e;font-size:14px}
  .footer-links{display:flex;flex-wrap:wrap;gap:7px 16px;font-size:12px}
  .footer{flex-direction:column;align-items:flex-start;gap:10px}
  .footer .copyright{font-size:11px}
  .product-mobile-tabs{display:flex;gap:6px;margin:2px 0 12px}
  .product-mobile-tabs button{flex:1;min-height:36px;border-radius:8px;border:1px solid #2d3742;background:#141b23;color:#8793a2;font-size:11px;padding:0 4px}
  .product-mobile-tabs button.active{background:#b3f17c;color:#142413;border-color:#b3f17c}
  .product-shots{height:auto;padding:0 0 4px;gap:0}
  .product-shot{display:none;width:100%;border:2px solid #465164;border-radius:14px;overflow:hidden}
  .product-shot.focus{display:block;border-color:#92b8a3;box-shadow:0 10px 45px #5ee0a321}
  .product-shot img{width:100%;height:auto;display:block}
  .product-caption{padding:12px 6px;font-size:9px}
}

/* 手机端首页预览：单张截图放大居中 */
@media(max-width:760px){
  .product-shots{justify-content:center;align-items:flex-start}
  .product-shots .product-shot{width:100%;max-width:320px;margin:0 auto;flex:0 0 auto;border-width:2px}
  .product-shots .product-shot img{width:100%;height:auto;display:block}
  .product-shots .product-shot.focus{display:block}
  .product-caption{justify-content:center;flex-wrap:wrap;gap:8px 16px;text-align:center}
}

.nav-toggle{display:none}.nav-burger:focus-visible{outline:3px solid #dd9063;outline-offset:5px}

/* 手机端界面预览使用胶囊切换按钮 */
@media(max-width:760px){
 .product-mobile-tabs{gap:8px}
 .product-mobile-tabs button{min-height:40px;padding:8px 10px;border-radius:999px;border:1px solid #c5ddcf55;background:#edf6f10a;color:#b7cbbf;font-size:12px;line-height:1.5}
 .product-mobile-tabs button.active{background:#edf6f11f;color:#f0faf4;border-color:#d7ebdf99}
}