@charset "UTF-8";
:root{--paper:#f5f4ee;--cream:#fbfaf5;--white:#fff;--ink:#243f37;--body:#475951;--muted:#7a877e;--line:#e2e5db;--green:#234f41;--green-dark:#173e32;--mint:#eaf0e6;--lime:#d7e9a8;--orange:#d9925e;--red:#b94f41;--radius:18px;--shadow:0 12px 40px #203d3210;--font:"Microsoft YaHei UI","PingFang SC","Noto Sans CJK SC",sans-serif;--serif:"STZhongsong","Songti SC","Noto Serif CJK SC",serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--body);background:var(--paper);font-family:var(--font);font-size:14px;line-height:1.65}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.6}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #c9985e;outline-offset:3px}[hidden]{display:none!important}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}h1,h2,h3{color:var(--ink)}h1{font:600 34px/1.4 var(--serif);letter-spacing:.01em}h2{font-size:19px;font-weight:650;line-height:1.5}h3{font-size:18px;line-height:1.5}p{overflow-wrap:anywhere}small{font-size:12px}svg{width:20px;height:20px;vertical-align:middle;flex-shrink:0;stroke-width:1.65}input,textarea,select{width:100%;border:1px solid #dce1d7;background:#fff;color:var(--ink);border-radius:9px;padding:11px 13px;transition:border-color .15s,box-shadow .15s;min-width:0}input:hover,textarea:hover,select:hover{border-color:#b7c5b4}input:focus,textarea:focus,select:focus{border-color:#618369;box-shadow:0 0 0 3px #e4ecdf;outline:0}input::placeholder,textarea::placeholder{color:#9ca59d;font-size:13px}textarea{resize:vertical;line-height:1.8}select{min-height:44px;padding-right:28px}label{display:block;color:#48594e;font-size:13px;font-weight:550}label input,label textarea,label select{display:block;margin-top:7px}label small,.field-help{display:block;font-size:12px;color:var(--muted);font-weight:400;line-height:1.8;margin-top:7px}.muted{color:var(--muted)}.small-text{font-size:12px}.eyebrow{font-size:10px;font-weight:650;letter-spacing:2.1px;color:#7b8979;line-height:1.7}.section-index{font-size:9px;font-weight:700;letter-spacing:1.7px;color:#889481}.button{min-height:44px;border:1px solid transparent;border-radius:9px;padding:10px 18px;display:inline-flex;justify-content:center;align-items:center;gap:10px;font-size:13px;font-weight:600;white-space:nowrap;transition:transform .16s,background .16s,box-shadow .16s}.button:hover{transform:translateY(-1px)}.button:active{transform:translateY(0)}.button.primary{background:var(--green);color:#fff;box-shadow:0 3px 8px #163d3110}.button.primary:hover{background:var(--green-dark);box-shadow:0 5px 14px #163d3120}.button.secondary{background:#fff;border-color:#d8e0d5;color:var(--green)}.button.secondary:hover{background:#f0f4eb}.button.cream{background:#eef0d8;color:#204836}.button.cream:hover{background:#fff9dc}.button.danger{background:var(--red);color:#fff}.button.small{min-height:36px;font-size:12px;padding:7px 13px}.button.full{width:100%}.button svg{width:16px;height:16px}.text-button{border:0;background:none;color:#44674e;padding:5px 0;display:inline-flex;align-items:center;gap:8px;font-size:12px;line-height:1.7}.text-button:hover{color:#173e32;text-decoration:underline;text-underline-offset:4px}.danger-text{color:var(--red)!important}.icon-button{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;border:0;background:transparent;color:#738471;border-radius:8px}.icon-button:hover{background:#eaf0e5;color:var(--green)}.button-row{display:flex;flex-wrap:wrap;gap:9px}.brand{display:flex;align-items:center;gap:11px;color:var(--green);font-family:var(--serif);font-size:22px;font-weight:650;line-height:1.2}.brand-mark{display:grid;place-items:center;border-radius:12px 12px 12px 3px;width:42px;height:44px;background:var(--green);color:#f2f2de;font-family:var(--serif);font-size:25px;box-shadow:3px 3px 0 #dbe4ce}.brand small{display:block;margin-top:6px;font:8px/1 var(--font);letter-spacing:1.7px;white-space:nowrap}.brand-light{color:#f6f6e4}.brand-light .brand-mark{background:#e1e7bf;color:#2b4f3c;box-shadow:3px 3px 0 #4c6750}.login-view{display:grid;grid-template-columns:1.06fr 1fr;min-height:100vh}.login-story{background:#234b3d;position:relative;overflow:hidden;padding:44px 9%;color:#d8e2cd;display:flex;flex-direction:column}.login-story:after{content:"";position:absolute;width:550px;height:550px;border:1px solid #bdcc9b1a;border-radius:50%;bottom:-120px;right:-210px}.login-copy{margin-top:90px;position:relative;z-index:1}.eyebrow.light{color:#bdc99d;letter-spacing:2px}.login-copy h1{font:400 52px/1.38 var(--serif);letter-spacing:2px;color:#f4f5e6;margin-top:23px}.login-copy h1 span{color:#d4e5ab}.login-copy>p:last-child{max-width:315px;font-size:13px;line-height:2;margin-top:25px;color:#bccdb9}.login-foot{font-size:10px;letter-spacing:1.1px;margin-top:auto;padding-top:240px;color:#a8bc9d;position:relative;z-index:1}.login-art{position:absolute;width:220px;height:190px;bottom:92px;right:11%;transform:rotate(-8deg)}.art-sun{width:80px;height:80px;border-radius:50%;background:#cedfa3;position:absolute;right:0;top:0;opacity:.9}.art-book{position:absolute;width:150px;height:110px;left:0;top:48px;background:#f4f0d9;border-radius:3px 12px 12px 3px;transform:skewY(-3deg);box-shadow:0 8px 0 #bdcc9e,0 10px 0 #2c4c3b;border-left:8px solid #dbba86;z-index:1}.art-book:after{content:"";height:110px;position:absolute;left:40%;top:0;border-left:1px solid #d6d6be}.art-book i{display:block;width:58px;height:2px;margin:17px 0 0 66px;background:#b1bd9f}.art-book i:nth-child(2){width:46px}.art-book i:nth-child(3){width:52px}.art-pencil{position:absolute;width:7px;height:122px;background:#da9e6e;right:25px;top:45px;transform:rotate(30deg);z-index:2;border-radius:3px}.art-pencil:after{content:"";position:absolute;bottom:-10px;border-left:3.5px solid transparent;border-right:3.5px solid transparent;border-top:10px solid #eee4bf}.art-note{position:absolute;font-size:7px;letter-spacing:1px;bottom:1px;right:0;transform:rotate(8deg)}.login-form-wrap{display:grid;place-items:center;padding:60px 9%;background:var(--cream)}.login-form-inner{max-width:370px;width:100%}.login-form-inner h2{font:600 28px/1.5 var(--serif);margin:16px 0 9px}.login-form-inner>.muted{font-size:13px}.form-stack{display:grid;gap:18px}.login-form-inner form{margin-top:36px;gap:22px}.login-form-inner .button{margin-top:5px;justify-content:space-between;padding:13px 18px;min-height:48px}.password-wrap{position:relative}.password-wrap input{padding-right:60px}.password-toggle{position:absolute;right:10px;top:50%;transform:translateY(-50%);border:0;background:none;color:#7c8e77;font-size:12px}.login-privacy{display:flex;gap:10px;padding:22px 0 0;border-top:1px solid var(--line);margin-top:31px;color:#89917e;font-size:11px;line-height:1.9}.login-privacy>span{font-size:24px;line-height:1}.inline-error{color:var(--red);background:#fff0ea;padding:10px 12px;border-radius:8px;font-size:12px}.workspace{display:flex;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:240px;background:#f9f9f2;border-right:1px solid var(--line);padding:33px 22px 0;display:flex;flex-direction:column;z-index:30}.sidebar .brand{padding-left:9px;font-size:21px}.nav-label{font-size:10px;letter-spacing:1.4px;color:#9ca38f;margin:47px 15px 13px}#main-nav{display:grid;gap:5px}.nav-item{background:none;border:0;display:flex;align-items:center;gap:13px;width:100%;padding:12px 16px;border-radius:9px;color:#6d7b6b;text-align:left;font-size:13px}.nav-item:hover{background:#eff2e7}.nav-item.active{background:#e7eddc;color:var(--green);font-weight:650}.nav-item svg{width:18px;height:18px}.nav-arrow{margin-left:auto;font-size:16px}.sidebar-note{margin:auto 8px 29px;padding:22px 15px 17px;border:1px solid #dce3cf;border-radius:12px;background:linear-gradient(130deg,#eff2e6,#f5f7ec);position:relative}.sidebar-note .small-leaf{font-size:30px;display:block;color:#a9bb7d;line-height:1;margin-bottom:13px}.sidebar-note strong{font-family:var(--serif);font-size:14px;color:#55714a}.sidebar-note p{font-size:11px;line-height:1.9;color:#8c977e;margin-top:7px}.sidebar-account{border-top:1px solid var(--line);display:flex;gap:10px;align-items:center;padding:20px 2px}.avatar{width:34px;height:34px;background:#ede8da;border-radius:50%;display:grid;place-items:center;font-size:12px;color:#8d8a6b}.sidebar-account>div{min-width:0;flex:1}.sidebar-account strong{display:block;font-size:11px;overflow:hidden;text-overflow:ellipsis}.sidebar-account small{font-size:9px;color:#a3aa99;display:block;margin-top:2px}.main-area{margin-left:240px;width:calc(100% - 240px)}.topbar{height:76px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 42px;background:#f8f8f1b3}.breadcrumb{display:flex;align-items:center;gap:16px;font-size:11px;color:#929b87}.breadcrumb-slash{color:#b4bba8}.breadcrumb strong{font-weight:500;color:#637258}.topbar-right{display:flex;gap:7px;align-items:center;font-size:10px;color:#8e9982}.topbar-right .icon-button{margin-left:15px}.connection-dot{width:5px;height:5px;border-radius:50%;background:#a5b494}.connection-dot.connected{background:#62825c}.connection-dot.error{background:var(--orange)}.content{max-width:1420px;margin:auto;padding:36px 42px 0}.page{animation:page-enter .3s ease-out}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:27px}.page-heading h1{margin-top:7px}.page-heading p:not(.eyebrow){font-size:12px;color:#8b9581;margin-top:9px}.date-card{text-align:right;padding-right:2px;white-space:nowrap}.date-card span{font-size:10px;color:#8e997d}.date-card strong{display:block;font:500 18px/1.5 var(--serif);margin-top:6px;color:#657756}.overview-grid{display:grid;grid-template-columns:1.65fr 1fr;gap:22px}.hero-card{border-radius:var(--radius);background:#224d3d;color:#c5d4b9;min-height:285px;position:relative;overflow:hidden;padding:30px 32px}.hero-copy{position:relative;z-index:2;max-width:350px}.label-pill{display:inline-flex;align-items:center;gap:6px;border:1px solid #bdcd9a38;border-radius:30px;padding:3px 10px;font-size:9px;color:#d5dfbd}.dot{display:inline-block;width:4px;height:4px;border-radius:50%;background:#bbd096}.hero-card h2{font:500 27px/1.5 var(--serif);color:#f0f2db;letter-spacing:1px;margin:15px 0 10px}.hero-card p{font-size:10px;line-height:1.9;max-width:300px;color:#b5c9a9}.hero-card .button{margin-top:21px;min-height:34px;font-size:10px;padding:7px 13px;border-radius:6px}.hero-art{position:absolute;right:0;top:0;bottom:0;width:43%}.orbit{width:280px;height:280px;border:1px solid #b0c8951a;border-radius:50%;position:absolute;left:15px;top:55px}.orbit-two{width:360px;height:360px;top:15px;left:-25px}.hero-window{width:158px;height:148px;position:absolute;top:90px;right:26px;background:#eeefd4;border:5px solid #638164;border-radius:12px;transform:rotate(-7deg);box-shadow:7px 8px 0 #112f2729;color:#456545}.window-dots{font-size:16px;letter-spacing:2px;padding:0 9px;line-height:1.4;border-bottom:1px solid #b9c5a8;color:#90a17e}.hero-window>span{display:block;font:600 14px var(--serif);padding:10px 13px 7px}.window-answer{margin:0 10px 7px;padding:4px 7px;background:#dbe7bb;border-radius:4px;font-size:9px;display:flex;gap:8px;align-items:center}.window-answer i{width:64px;height:3px;background:#a2b687;border-radius:2px}.window-answer.faded{background:#e0e4ca}.window-answer.faded i{background:#bdc6a8}.hero-star{position:absolute;right:20px;top:28px;font-size:46px;color:#bed59a;transform:rotate(10deg)}.hero-plus{position:absolute;left:8px;bottom:36px;font-size:31px;color:#6f8e64}.quick-card{padding:27px;border:1px solid #e2e4d7;background:#f9faf3;border-radius:var(--radius);display:flex;flex-direction:column}.card-kicker{font-size:10px;color:#7f8e70;display:flex;gap:8px;align-items:center}.card-kicker svg{width:15px;height:15px}.quick-card h3{font:600 21px/1.5 var(--serif);margin-top:17px}.quick-card p{font-size:11px;color:#8d987f;line-height:1.9;margin-top:9px;max-width:260px}.quick-actions{display:flex;gap:9px;margin-top:23px;flex-wrap:wrap}.quick-actions .button{font-size:10px;min-height:36px;padding:8px 12px;gap:7px}.quick-card>.text-button{margin-top:15px;font-size:10px;color:#899674}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:23px}.stat-card{border:1px solid var(--line);border-radius:12px;padding:17px 20px;background:#fbfbf5;position:relative}.stat-label{font-size:10px;color:#88937e;display:flex;align-items:center;gap:7px}.stat-label svg{width:14px;height:14px;color:#95a288}.stat-value{font-family:Georgia,"Times New Roman",serif;font-size:32px;font-weight:400;line-height:1.3;letter-spacing:-1px;color:#36553c;margin-top:9px}.stat-value span{font-family:var(--font);font-size:10px;color:#a2aa95;letter-spacing:0;margin-left:5px}.stat-note{position:absolute;right:16px;bottom:21px;color:#9aa78a;font-size:9px}.section-heading{display:flex;justify-content:space-between;align-items:center;margin:33px 0 15px;gap:15px}.section-heading h2{font-size:17px;margin-top:3px}.count-chip{display:inline-flex;align-items:center;justify-content:center;min-width:22px;padding:0 6px;height:20px;line-height:20px;border-radius:5px;background:#e8eddf;font-family:var(--font);font-size:10px;font-weight:500;color:#7c8b68;margin-left:5px;vertical-align:middle}.section-heading .button{font-size:10px;min-height:33px}.section-heading .text-button{font-size:10px}.devices-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.device-card{background:#fcfcf7;border:1px solid var(--line);border-radius:12px;padding:19px 21px}.device-heading{display:flex;align-items:center;gap:13px}.device-icon{width:42px;height:42px;background:#edf1e6;border-radius:10px;color:#6b8960;display:grid;place-items:center}.device-icon svg{width:23px;height:23px}.device-heading h3{font-size:13px}.device-heading p{color:#a0a78f;font-size:9px;margin-top:2px}.device-heading .badge{margin-left:auto}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 8px;border-radius:5px;background:#edf2df;color:#7b9361;font-size:9px;line-height:1.6;white-space:nowrap}.badge.entertainment{color:#ad794c;background:#f8ecdb}.badge.study{color:#5c8654;background:#eaf2e0}.badge.unknown,.badge.offline{color:#8f9484;background:#f0f0e9}.badge.error{color:#b55d4c;background:#fff0e8}.badge.paused{color:#8d8252;background:#f4eedb}.device-details{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px;padding-bottom:15px;border-bottom:1px solid #e7e9de}.device-details dt{font-size:9px;color:#9ba58d;margin-bottom:4px}.device-details dd{font-size:11px;color:#607554;margin:0}.device-reason{font-size:10px;color:#8e9b80;margin-top:12px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.device-actions{display:flex;gap:15px;align-items:center;margin-top:12px}.device-actions .text-button{font-size:10px}.device-actions .revoke-device{margin-left:auto;color:#b0a08d}.panel{background:#fdfdf8;border:1px solid var(--line);border-radius:12px;overflow:hidden}.panel.padded{padding:25px}.event-row{display:flex;gap:14px;padding:18px 23px;border-bottom:1px solid #e9ecdf;align-items:flex-start}.event-row:last-child{border-bottom:0}.event-icon{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#ecf1e1;color:#7e9867;flex-shrink:0;margin-top:1px}.event-icon svg{width:14px;height:14px}.event-icon.entertainment{background:#f7ecdb;color:#c39361}.event-icon.error{background:#fcece6;color:#b7725b}.event-content{flex:1;min-width:0}.event-top{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.event-top strong{font-size:11px;font-weight:550;color:#5e7253}.event-content p{font-size:10px;color:#99a18e;margin-top:4px;line-height:1.8;white-space:pre-wrap}.event-row time{font-size:9px;color:#a4ac96;white-space:nowrap;margin-top:4px}.page-footer{padding:28px 0 20px;display:flex;gap:12px;align-items:center;justify-content:space-between;color:#a6ae99;font-size:9px;border-top:1px solid #e4e7db;margin-top:37px}.page-footer>span:first-child{font-family:var(--serif);font-size:12px;color:#7e9170}.notice{padding:13px 17px;border:1px solid #e2dfc5;background:#f8f3df;border-radius:10px;color:#91824f;font-size:12px;margin-bottom:22px;display:flex;gap:12px;align-items:center;justify-content:space-between;line-height:1.8}.notice.error{background:#fdefe8;border-color:#f1d8cb;color:#aa5948}.notice a{font-weight:650;text-decoration:underline;cursor:pointer}.empty-state{padding:38px 23px;text-align:center;border:1px dashed #dbe2d1;border-radius:12px;background:#fafbf4;grid-column:1/-1;color:#8c9980}.panel>.empty-state{border:0;border-radius:0}.empty-state svg{width:32px;height:32px;color:#adbba0;margin-bottom:12px}.empty-state h3{font-size:13px;font-weight:550;color:#748566}.empty-state p{font-size:11px;line-height:1.9;margin-top:6px;max-width:400px;margin-left:auto;margin-right:auto}.empty-state .button{margin-top:17px}.loading-state{padding:36px;text-align:center;color:#9aa68d;font-size:12px}.loading-spinner{display:inline-block;width:16px;height:16px;border:2px solid #d7e2ca;border-top-color:#6f9063;border-radius:50%;animation:spin .8s linear infinite;vertical-align:middle;margin-right:8px}.two-column{display:grid;grid-template-columns:1fr 1.15fr;gap:25px;align-items:start}.card-title{display:flex;align-items:center;gap:12px;margin-bottom:23px}.card-title>.section-index{width:30px;height:30px;border-radius:50%;border:1px solid #dbe4cf;display:grid;place-items:center;letter-spacing:0;font-size:10px}.card-title h2{font-size:16px}.card-title p{font-size:10px;color:#9ba58f;margin-top:3px}.segmented{display:flex;padding:4px;background:#eff2e7;border-radius:8px;margin-bottom:23px;gap:4px}.segmented button{border:0;flex:1;border-radius:5px;padding:8px 10px;background:none;color:#859274;font-size:12px}.segmented button.active{background:#fff;color:#36543b;box-shadow:0 1px 4px #364d1e0d}.tip{display:flex;gap:10px;background:#f0f3e7;border:1px solid #e7ecdc;border-radius:8px;padding:12px 13px;color:#8b9878;margin-top:22px;font-size:11px;line-height:1.9}.tip>span{flex-shrink:0;color:#8ea674;font-size:16px;line-height:1.2}.tip svg{width:16px;height:16px}.upload-zone{border:1px dashed #bacbad;border-radius:10px;padding:34px 18px;text-align:center;background:#f8faf1;display:flex;align-items:center;flex-direction:column;gap:10px;cursor:pointer}.upload-zone>span:first-child{display:grid;place-items:center;width:44px;height:44px;background:#e9f0dc;border-radius:50%;color:#839e67}.upload-zone>span{font-size:11px;color:#94a17e}.upload-zone input{font-size:11px;background:#fff;max-width:260px}.upload-zone strong{font-size:13px;color:#63814d}.upload-zone small{font-size:10px;font-weight:400}.grade-label{padding:7px 13px;border:1px solid #d9e2cd;background:#eef2e4;border-radius:7px;font-size:11px;color:#788d62}.list-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;gap:12px}.list-heading h2{font-size:15px}.list-heading p{font-size:11px}.material-list{display:grid;gap:15px}.material-card{padding:20px;background:#fdfdf8;border:1px solid var(--line);border-radius:12px}.material-title{display:flex;gap:11px;align-items:center}.material-title>span:first-child{color:#8da074;display:grid;place-items:center;background:#f0f3e6;width:33px;height:36px;border-radius:7px}.material-title>div{flex:1}.material-title h3{font-size:13px;word-break:break-word}.material-title small{font-size:9px;color:#a3ac96}.material-preview{margin:14px 0 16px;padding:12px;background:#f5f6ee;border-radius:7px;font-size:10px;color:#8b9780;line-height:1.9;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-wrap}.generate-form{display:flex;gap:7px;flex-wrap:wrap;padding-top:15px;border-top:1px solid #e6eade}.generate-form label{font-size:9px;flex:1;min-width:75px}.generate-form label:first-child{max-width:105px}.generate-form input,.generate-form select{padding:7px 8px;min-height:34px;border-radius:6px;font-size:11px;margin-top:5px}.generate-form .button{align-self:end;min-height:34px;font-size:10px;padding:7px 10px;gap:5px}.heading-actions{display:flex;gap:8px}.filter-panel{display:flex;align-items:center;gap:12px;padding:14px 16px;flex-wrap:wrap}.filter-panel select{width:125px;padding:8px 10px;min-height:38px;font-size:11px}.search-field{display:flex;align-items:center;gap:8px;flex:1;min-width:190px;position:relative}.search-field>span{position:absolute;left:11px;top:9px;color:#9daa8f}.search-field svg{width:17px;height:17px}.search-field input{padding:9px 10px 9px 36px;margin:0;font-size:11px;min-height:38px;background:#f8faf3}.filter-panel .checkbox-label{white-space:nowrap;font-size:11px;display:flex;align-items:center;gap:7px;font-weight:400;color:#8e9c7e}.checkbox-label input{appearance:auto;width:14px;height:14px;margin:0;accent-color:var(--green)}.filter-panel>.text-button{font-size:10px;margin-left:auto}.filter-panel+.list-heading{margin-top:20px}.question-list{display:grid;gap:14px}.question-card{background:#fdfdf8;border:1px solid var(--line);border-radius:12px;overflow:hidden}.question-main{padding:21px 23px 18px}.question-meta{display:flex;gap:7px;align-items:center;font-size:9px;color:#a5ad99;flex-wrap:wrap}.question-meta .question-id{margin-right:4px;font-family:Georgia,serif;font-size:12px;color:#aeb99e}.question-meta>.spacer{flex:1}.question-main h3{font-size:13px;font-weight:550;line-height:1.9;margin-top:12px;white-space:pre-wrap}.question-options{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:16px}.question-option{padding:9px 12px;border:1px solid #e5e9dc;border-radius:7px;background:#fafbf5;font-size:11px;color:#87957b;display:flex;align-items:flex-start;gap:10px;white-space:pre-wrap}.question-option>span:first-child{font-family:Georgia,serif;color:#a1ad92}.question-option.correct{background:#edf4e3;border-color:#d4e2c1;color:#6e8b55}.question-option.correct>span:first-child{color:#6d8a4d}.option-check{margin-left:auto;flex-shrink:0}.question-explanation{margin-top:13px;display:flex;gap:9px;font-size:10px;color:#98a486;line-height:1.9;white-space:pre-wrap}.question-explanation strong{white-space:nowrap;font-weight:500;color:#859776}.question-bottom{border-top:1px solid #e8ecdf;display:flex;gap:16px;align-items:center;padding:9px 23px;background:#fafbf4}.question-bottom .text-button{font-size:10px}.question-bottom .danger-text{margin-left:auto}.question-status{display:flex;align-items:center;gap:6px;color:#92a280;font-size:10px}.question-status .dot{background:#94b26e}.question-status.disabled .dot{background:#bcc3b1}.footnote{font-size:10px;color:#a1aa95;margin-top:18px}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}.settings-card .card-title{margin-bottom:21px}.setting-icon{background:#edf1e2;border:1px solid #e3e9d8;width:37px;height:39px;display:grid;place-items:center;border-radius:8px;color:#82996c;flex-shrink:0}.setting-icon svg{width:20px;height:20px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}.input-unit{position:relative}.input-unit input{padding-right:56px}.input-unit>span{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:#a2ad94;font-size:10px;font-weight:400}.form-divider{display:flex;align-items:center;gap:10px;font-size:10px;color:#8c9c78;margin:5px 0}.form-divider:after{content:"";flex:1;height:1px;background:#e8ecdf}.switch-row{display:flex;align-items:center;position:relative;padding:19px 0;border-bottom:1px solid #e7ecde;cursor:pointer;gap:15px}.settings-card>.form-grid+.switch-row{margin-top:9px}.switch-row>span{flex:1}.switch-row strong{font-size:12px;font-weight:550;display:block;color:#637651}.switch-row small{font-size:10px;color:#9aa58b;margin-top:5px}.switch-row input{position:absolute;right:0;opacity:0;width:37px;height:23px;margin:0;cursor:pointer}.switch-row>i{display:block;width:34px;height:20px;border-radius:20px;background:#dce2d2;transition:background .2s;position:relative;flex-shrink:0}.switch-row>i:after{content:"";position:absolute;top:3px;left:3px;width:14px;height:14px;background:#fff;border-radius:50%;transition:transform .2s;box-shadow:0 1px 3px #0001}.switch-row input:checked+i{background:#648454}.switch-row input:checked+i:after{transform:translateX(14px)}.switch-row input:focus-visible+i{outline:3px solid #c9985e;outline-offset:3px}.switch-row.first-switch{padding-top:0;margin-bottom:20px}.range-label{margin-top:20px}.range-label>.input-unit{max-width:160px}.test-result{font-size:11px;line-height:1.9;padding:10px 12px;border-radius:7px;background:#edf4e5;color:#718c5c}.test-result.failure{background:#fff1e9;color:#b57256}.settings-footer{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;padding-top:10px;gap:15px}.settings-footer .muted{font-size:11px}.settings-card .tip{margin-top:2px}.app-dialog{border:1px solid #e0e6d6;background:#fdfdf8;border-radius:17px;padding:26px 29px;width:min(610px,calc(100vw - 32px));max-height:90vh;overflow:auto;color:var(--body);box-shadow:0 30px 100px #162e3045}.app-dialog::backdrop{background:#142d268a;backdrop-filter:blur(3px)}.dialog-header{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:23px}.dialog-header h2{font-family:var(--serif);font-size:23px;margin-top:4px}.dialog-header .eyebrow{font-size:8px}.dialog-copy{color:#8b987e;font-size:12px;line-height:1.9}.pair-code{padding:24px 15px;text-align:center;background:#edf3e3;border:1px dashed #bfd0ab;border-radius:11px;margin:23px 0 13px;font:400 37px/1.3 Georgia,serif;letter-spacing:10px;color:#4f7042}.pair-expiry{text-align:center;font-size:10px;color:#99a88a;margin-bottom:22px}.dialog-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:23px}.dialog-actions .button{min-height:38px;font-size:12px}.install-steps{counter-reset:step;list-style:none;padding:0;margin:23px 0;display:grid;gap:19px}.install-steps li{position:relative;padding-left:38px}.install-steps li:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;width:25px;height:25px;border-radius:50%;background:#edf2e3;color:#81996b;display:grid;place-items:center;font-family:Georgia,serif;font-size:12px}.install-steps strong{font-size:12px;color:#637d52}.install-steps p{font-size:11px;color:#96a287;margin-top:4px}.server-address{background:#f1f4e9;padding:10px 12px;border-radius:7px;font-family:Consolas,monospace;font-size:11px;color:#6b8559;overflow-wrap:anywhere;margin-top:9px}.question-editor .form-stack{gap:15px}.editor-options{display:grid;gap:10px}.editor-option{display:flex;align-items:center;gap:10px}.editor-option>span{font-family:Georgia,serif;color:#93a381;width:16px}.editor-option>input[type=text]{margin:0;flex:1}.editor-option>label{display:flex;align-items:center;gap:5px;font-size:10px;font-weight:400;white-space:nowrap;color:#899b77}.editor-option input[type=radio]{width:14px;height:14px;margin:0;accent-color:var(--green)}.editor-help{font-size:10px;color:#9aa68c}.json-example{font:10px/1.7 Consolas,monospace;white-space:pre-wrap;background:#eff3e6;color:#7a9168;padding:13px;border-radius:8px;overflow-wrap:anywhere;margin-top:12px}.import-textarea{font:11px/1.8 Consolas,monospace}.toast-region{position:fixed;z-index:100;right:26px;top:22px;display:grid;gap:10px;max-width:min(410px,calc(100vw - 32px));pointer-events:none}.toast{padding:13px 17px;border-radius:10px;border:1px solid #d0dfc1;background:#f4f8ed;color:#5a7847;box-shadow:0 7px 27px #193b2721;font-size:12px;animation:toast-enter .2s ease-out;display:flex;gap:10px;align-items:flex-start;pointer-events:auto;line-height:1.8}.toast.error{background:#fff2eb;border-color:#eed8c8;color:#ae6e53}.toast svg{width:16px;height:16px;margin-top:2px}.mobile-only{display:none}.nav-backdrop{display:none}.skeleton{min-height:120px;background:linear-gradient(90deg,#f5f7ee,#ebf0e1,#f5f7ee);background-size:200% 100%;animation:shimmer 1.8s linear infinite;border-radius:12px}.is-busy{opacity:.65;pointer-events:none}.inline-content-preview{white-space:pre-wrap;font-size:12px;line-height:1.9;color:#829374;max-height:50vh;overflow:auto;border:1px solid var(--line);padding:15px;border-radius:9px;margin-top:17px}.wrong-count{font-size:9px;color:#b58259;background:#f9eddd;padding:2px 6px;border-radius:4px}.question-switch{margin-left:auto}.question-switch input{accent-color:var(--green)}
@keyframes page-enter{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:translateY(0)}}@keyframes toast-enter{from{opacity:0;transform:translateY(-7px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{to{background-position:-200% 0}}
@media(min-width:1500px){.content{padding-top:45px}.hero-card{min-height:310px}.hero-card h2{font-size:31px}.hero-art{right:20px}.quick-card{padding:30px}.hero-window{top:104px}.login-copy h1{font-size:62px}.login-art{right:17%;bottom:110px}}
@media(max-width:1200px){.sidebar{width:210px;padding-left:15px;padding-right:15px}.main-area{margin-left:210px;width:calc(100% - 210px)}.topbar{padding:0 28px}.content{padding:30px 28px 0}.overview-grid{grid-template-columns:1.5fr 1fr;gap:16px}.hero-card{padding:26px;min-height:280px}.hero-card h2{font-size:24px}.hero-art{opacity:.65;width:38%;right:-17px}.hero-copy{max-width:290px}.hero-window{width:136px;right:20px;top:111px;height:133px}.hero-window>span{font-size:12px;padding:8px 10px}.window-answer{margin-bottom:5px}.quick-card{padding:23px}.quick-actions{gap:6px}.quick-actions .button{font-size:9px;padding:8px 10px}.stats-grid{gap:12px}.stat-card{padding:15px}.stat-note{position:static;margin-top:3px}.stat-value{font-size:30px}.two-column{gap:18px;grid-template-columns:1fr 1fr}.panel.padded{padding:21px}.settings-grid{gap:18px}.form-grid{gap:12px}.device-details{gap:10px}.device-actions{gap:10px}.login-story{padding:40px 8%}.login-copy h1{font-size:45px}.login-copy{margin-top:80px}}
@media(max-width:1000px){.overview-grid{grid-template-columns:1fr}.hero-card{min-height:250px}.hero-copy{max-width:65%}.hero-art{opacity:1;width:35%;right:15px}.hero-window{top:72px;right:20px;width:155px;height:148px}.hero-window>span{font-size:14px;padding:10px 13px 7px}.window-answer{margin-bottom:7px}.quick-card{display:grid;grid-template-columns:1fr auto;gap:0 20px;align-items:start}.quick-card .card-kicker,.quick-card h3,.quick-card p{grid-column:1}.quick-card h3{margin-top:9px;font-size:19px}.quick-card p{max-width:none}.quick-actions{grid-column:2;grid-row:1/4;flex-direction:column;margin-top:0;width:150px}.quick-actions .button{font-size:11px}.quick-card>.text-button{grid-column:1/-1;margin-top:10px}.settings-grid{grid-template-columns:1fr}.settings-card{max-width:none}.two-column{grid-template-columns:1fr}.materials-layout>.panel{max-width:none}.material-list{grid-template-columns:1fr 1fr;gap:13px}.material-card{padding:17px}.stats-grid{gap:10px}.stat-card{padding:14px 12px}.stat-label{font-size:9px;gap:4px}.stat-note{font-size:8px}.stat-value{font-size:29px}.device-card{padding:17px}.device-actions .text-button{font-size:9px}.device-details dd{font-size:10px}.login-copy h1{font-size:40px}.login-art{right:10%;bottom:95px;width:190px;transform:scale(.9) rotate(-8deg)}.login-form-wrap{padding:50px 8%}.login-form-inner h2{font-size:24px}}
@media(max-width:780px){.sidebar{transform:translateX(-100%);transition:transform .22s;width:240px}.sidebar.open{transform:translateX(0)}.main-area{margin-left:0;width:100%}.mobile-only{display:inline-flex}.nav-backdrop:not([hidden]){display:block;position:fixed;inset:0;z-index:25;background:#16372866;border:0}.topbar{height:61px;padding:0 21px}.breadcrumb{gap:10px;font-size:10px}.breadcrumb .icon-button{margin-left:-7px;margin-right:3px}.topbar-right{font-size:9px}.topbar-right .icon-button{margin-left:5px}.content{padding:27px 23px 0}.page-heading{margin-bottom:23px}h1{font-size:29px}.eyebrow{font-size:8px;letter-spacing:1.5px}.page-heading p:not(.eyebrow){font-size:11px}.date-card span{font-size:9px}.date-card strong{font-size:16px}.hero-card{padding:26px 28px}.hero-card h2{font-size:26px}.hero-card p{font-size:10px}.hero-art{right:16px}.section-heading{margin-top:28px}.section-heading h2{font-size:16px}.devices-list{gap:13px}.event-row{padding:16px 20px}.page-footer{margin-top:30px}.login-view{grid-template-columns:1fr}.login-story{padding:25px 7%;min-height:270px}.login-story .brand{font-size:18px}.login-story .brand-mark{width:35px;height:37px;font-size:21px}.login-story .brand small{font-size:7px}.login-copy{margin-top:32px}.login-copy .eyebrow{font-size:7px}.login-copy h1{font-size:29px;line-height:1.4;letter-spacing:1px;margin-top:11px}.login-copy h1 br{display:none}.login-copy h1 br:first-child{display:block}.login-copy>p:last-child{font-size:10px;line-height:1.9;margin-top:13px;max-width:260px}.login-foot{display:none}.login-art{right:4%;bottom:17px;transform:scale(.65) rotate(-8deg);transform-origin:bottom right;opacity:.8}.login-form-wrap{padding:38px 7% 50px}.login-form-inner{max-width:420px}.login-form-inner h2{font-size:25px;margin-top:11px}.login-form-inner>.muted{font-size:11px}.login-form-inner form{margin-top:28px}.login-form-inner .form-stack{gap:19px}.login-privacy{margin-top:25px}.heading-actions .button{min-height:38px;font-size:11px;padding:8px 12px}.heading-actions{gap:6px}.page-heading:has(.heading-actions){align-items:flex-start}.page-heading:has(.heading-actions) h1{font-size:27px}.heading-actions{flex-direction:column}.filter-panel{gap:9px;padding:12px}.filter-panel select{width:calc(50% - 5px);flex:1}.search-field{flex:1 1 100%}.filter-panel>.checkbox-label{margin-top:3px}.filter-panel>.text-button{margin-top:3px}.question-main{padding:19px}.question-bottom{padding:9px 19px}.app-dialog{padding:23px}.toast-region{top:16px;right:16px}}
@media(max-width:520px){.content{padding:23px 17px 0}.topbar{padding:0 15px}.topbar-right .connection-dot{display:none}.topbar-right{gap:2px}.breadcrumb{gap:9px}.breadcrumb>span:first-of-type{display:none}.breadcrumb-slash{display:none}.page-heading{gap:12px;margin-bottom:22px}.page-heading h1{font-size:27px;margin-top:6px}.page-heading p:not(.eyebrow){font-size:10px;line-height:1.9;margin-top:7px;max-width:265px}.date-card{display:none}.overview-grid{gap:14px}.hero-card{padding:24px;min-height:266px}.hero-copy{max-width:74%}.hero-card h2{font-size:24px;letter-spacing:.5px;margin-top:14px}.hero-card p{max-width:225px;font-size:9px}.hero-card .button{margin-top:18px;font-size:9px}.hero-art{right:-20px;top:45px;width:40%;opacity:.75}.hero-window{width:125px;height:123px;right:8px;top:89px;border-width:4px;border-radius:9px}.hero-window>span{font-size:11px;padding:7px 8px}.window-dots{font-size:12px}.window-answer{margin:0 7px 5px;padding:4px;font-size:7px;gap:5px}.window-answer i{width:50px;height:2px}.hero-star{right:24px;top:17px;font-size:37px}.hero-plus{display:none}.orbit{left:10px;top:60px;width:210px;height:210px}.orbit-two{left:-25px;top:25px;width:280px;height:280px}.quick-card{padding:21px;grid-template-columns:1fr}.card-kicker{font-size:9px}.quick-card h3{font-size:20px;margin-top:12px}.quick-card p{font-size:10px;max-width:280px;margin-top:7px}.quick-actions{grid-column:1;grid-row:auto;flex-direction:row;width:auto;margin-top:18px;gap:8px}.quick-actions .button{font-size:10px;padding:9px 12px;flex:1}.quick-card>.text-button{font-size:9px;margin-top:11px}.stats-grid{grid-template-columns:1fr 1fr;margin-top:15px;gap:10px}.stat-card{padding:15px 16px}.stat-label{font-size:9px;gap:7px}.stat-value{font-size:30px;margin-top:7px}.stat-note{position:absolute;right:14px;bottom:19px;font-size:8px;max-width:66px;text-align:right}.stat-value span{font-size:9px}.section-heading{margin-top:27px;gap:8px}.section-heading .section-index{font-size:8px}.section-heading h2{font-size:15px}.section-heading .button{font-size:9px;padding:6px 10px;min-height:31px}.section-heading .text-button{font-size:9px}.devices-list{grid-template-columns:1fr}.device-card{padding:18px 19px}.device-heading h3{font-size:12px}.device-heading p{font-size:9px}.device-details{margin-top:17px;gap:10px;padding-bottom:13px}.device-details dd{font-size:11px}.device-actions{gap:17px}.device-actions .text-button{font-size:10px}.event-row{padding:16px;gap:10px;flex-wrap:wrap}.event-icon{width:28px;height:28px}.event-top strong{font-size:10px}.event-content p{font-size:9px}.event-row time{width:calc(100% - 38px);margin-left:38px;margin-top:-2px;font-size:8px}.event-top{gap:7px}.badge{font-size:8px;padding:2px 6px}.page-footer{font-size:8px;flex-wrap:wrap;row-gap:5px;padding-top:22px}.page-footer>span:last-child{display:none}.material-list{grid-template-columns:1fr}.panel.padded{padding:20px}.card-title h2{font-size:15px}.grade-label{font-size:10px;padding:5px 9px;white-space:nowrap;align-self:flex-start;margin-top:28px}.two-column{gap:25px}.material-preview{font-size:10px}.generate-form .button{font-size:10px;min-width:110px}.page-heading:has(.heading-actions){flex-direction:column;gap:17px}.heading-actions{flex-direction:row;width:100%}.heading-actions .button{flex:1}.filter-panel>.text-button{font-size:9px}.list-heading{gap:8px}.list-heading>.small-text{font-size:9px}.list-heading p{font-size:10px}.question-main{padding:17px}.question-options{grid-template-columns:1fr;margin-top:13px;gap:6px}.question-main h3{font-size:12px}.question-option{padding:8px 10px;font-size:10px}.question-bottom{padding:8px 17px;gap:14px}.question-bottom .text-button{font-size:9px}.question-explanation{font-size:9px}.question-status{font-size:9px}.question-meta{gap:6px}.settings-grid{gap:16px}.settings-card .card-title{margin-bottom:20px}.card-title p{font-size:9px}.settings-card .form-grid{gap:12px}.form-stack{gap:17px}label{font-size:11px}label small,.field-help{font-size:10px}input,textarea,select{font-size:12px;padding:10px 11px}input::placeholder,textarea::placeholder{font-size:11px}.input-unit>span{font-size:9px;right:11px}.input-unit input{padding-right:47px}.switch-row strong{font-size:11px}.switch-row small{font-size:9px}.range-label>.input-unit{max-width:none}.settings-card .button-row .button{flex:1;font-size:10px;padding:7px 9px}.settings-card .button.small{font-size:10px}.settings-footer{align-items:stretch;flex-direction:column;font-size:10px;gap:14px}.settings-footer .muted{font-size:10px}.page-heading #save-settings-top{padding:8px 12px;font-size:10px;min-height:36px;align-self:flex-start;margin-top:24px}.app-dialog{padding:21px 19px;border-radius:13px;max-height:92vh}.dialog-header h2{font-size:21px}.dialog-header{margin-bottom:19px}.dialog-copy{font-size:11px}.dialog-actions .button{font-size:11px}.pair-code{font-size:32px;letter-spacing:7px}.editor-option{gap:7px}.editor-option>label{font-size:9px}.editor-option input[type=text]{font-size:11px}.dialog-header .eyebrow{letter-spacing:1.3px}.tip{font-size:10px}.notice{font-size:10px;padding:12px 13px;gap:8px;display:block}.notice>a{display:inline;margin-left:8px}.empty-state{padding:30px 20px}.empty-state p{font-size:10px}.empty-state h3{font-size:12px}.event-filter{font-size:11px}.page-heading>#event-filter{width:110px;font-size:10px;min-height:37px;padding:7px 8px}.toast{font-size:11px;padding:11px 14px}.login-art{right:0;opacity:.45}.login-copy>p:last-child{max-width:235px}.login-copy{z-index:2}.brand small{letter-spacing:1.3px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}