:root{font-family:Inter,Segoe UI,system-ui,sans-serif;color:#223b36;background:#f6f8f7;font-synthesis:none;--base: #008175;--success: #00612d;--error: #a63635}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible{outline:3px solid #008175;outline-offset:4px}button{border:0}h1,h2,h3,p{margin-top:0}h1,h2,h3{letter-spacing:-.035em}svg{flex-shrink:0}button svg{vertical-align:middle}.sidebar{position:fixed;inset:0 auto 0 0;width:248px;background:#fff;border-right:1px solid #e4ebe7;padding:32px 21px 20px;display:flex;flex-direction:column;z-index:30}.logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;letter-spacing:.5px}.logo-mark{background:var(--base);color:#fff;border-radius:12px;width:40px;height:42px;display:grid;place-items:center}.logo-sub{display:block;font-size:8px;letter-spacing:1.8px;font-weight:600;color:#7d8d86;margin-top:2px}.nav-label{font-size:9px;letter-spacing:1.2px;font-weight:650;color:#97a59e;margin:47px 12px 13px}.sidebar nav{display:flex;flex-direction:column;gap:5px}.sidebar nav button,.sidebar-bottom>button{background:none;display:flex;align-items:center;gap:12px;padding:12px 13px;border-radius:8px;text-align:left;color:#6d7f76;font-size:12px;font-weight:550}.sidebar nav button.selected,.sidebar-bottom>button.selected{background:#e9f5f0;color:var(--base);font-weight:700}.new-dot{width:5px;height:5px;border-radius:50%;background:var(--base);margin-left:auto}.sidebar-note{border:1px solid #e0ebe5;border-radius:12px;padding:17px;margin:36px 6px 20px;background:linear-gradient(130deg,#f4f9f6,#fff)}.note-icon{color:var(--base);margin-bottom:14px}.sidebar-note h3{font-size:13px;letter-spacing:-.2px;line-height:1.5;margin-bottom:8px}.sidebar-note p{font-size:11px;line-height:1.8;color:#829087}.sidebar-note a{color:var(--base);font-size:10px;font-weight:650;display:flex;align-items:center;justify-content:space-between}.sidebar-bottom{margin-top:auto}.sidebar-bottom>button{width:100%;margin-bottom:15px}.sidebar-caption{font-size:9px;color:#94a299;margin:10px}.profile{display:flex;align-items:center;gap:8px;border-top:1px solid #ebefed;padding-top:18px}.profile strong{display:block;font-size:10px;max-width:110px;overflow:hidden;text-overflow:ellipsis}.profile small{font-size:9px;color:#89978e}.profile .icon{margin-left:auto}.avatar{width:30px;height:32px;display:grid;place-items:center;border-radius:9px;background:#ecf5ef;color:var(--base);font-size:13px;font-weight:700}.workspace{margin-left:248px}.topbar{height:80px;border-bottom:1px solid #e4ebe7;padding:0 42px;display:flex;justify-content:space-between;align-items:center;background:#ffffffc4;gap:16px}.breadcrumb{font-size:11px;color:#8a9991;display:flex;align-items:center;gap:14px}.breadcrumb strong{color:#334e43;font-weight:550}.breadcrumb>span{color:#b1beb7}.top-actions{display:flex;align-items:center;gap:20px}.primary,.secondary{padding:11px 17px;border-radius:7px;font-size:11px;font-weight:650;display:inline-flex;align-items:center;justify-content:center;gap:9px;line-height:1.5;white-space:nowrap}.primary{background:var(--base);color:#fff;border:1px solid var(--base)}.primary:hover{background:#006d63}.secondary{background:#fff;color:#375c4b;border:1px solid #dae6de}.secondary:hover{background:#f0f6f2}.text-button{color:var(--base);background:none;padding:0;font-size:11px;font-weight:650;display:inline-flex;align-items:center;gap:5px}.icon{background:none;padding:6px;border-radius:6px;color:#73877b;display:inline-flex;align-items:center;justify-content:center}.icon:hover{background:#edf4ef}.welcome{font-size:11px;display:flex;align-items:center;gap:12px}.status-dot{height:6px;width:6px;border-radius:50%;background:var(--base);display:inline-block;flex-shrink:0}.main{max-width:1400px;margin:auto;padding:35px 42px 0}.hero{background:#edf5f1;border:1px solid #dfebe4;border-radius:14px;padding:35px 38px;display:flex;align-items:center;justify-content:space-between;overflow:hidden;gap:16px;position:relative}.eyebrow{font-size:9px;font-weight:700;letter-spacing:1.4px;color:var(--base);display:flex;align-items:center;gap:7px}.tiny-line{height:1px;width:18px;background:var(--base)}.hero h1{font-size:clamp(28px,3vw,42px);max-width:500px;line-height:1.17;letter-spacing:-1.8px;margin:19px 0 15px;color:#164c3d}.hero p{font-size:12px;color:#789185;line-height:1.9;margin-bottom:23px}.hero-chips{display:flex;gap:20px;font-size:9px;color:#597b6a}.hero-chips span{display:flex;align-items:center;gap:5px}.hero-graphic{width:240px;height:220px;position:relative;flex-shrink:0}.graphic-orbit{position:absolute;width:200px;height:200px;border:1px solid #cce0d4;border-radius:50%;top:5px;left:15px}.graphic-orbit:before{content:"";position:absolute;inset:19px;border:1px dashed #c6ddd0;border-radius:50%}.graphic-card{border-radius:13px;box-shadow:0 9px 20px #164c3d0c;position:absolute;display:flex;flex-direction:column}.back-card{width:135px;height:155px;background:#fff;transform:rotate(-14deg);left:15px;top:25px;color:var(--base);padding:21px;gap:12px}.back-card div{height:4px;background:#dcebe2;border-radius:5px}.front-card{width:140px;height:166px;background:var(--base);color:#fff;transform:rotate(9deg);top:37px;left:88px;padding:20px}.front-card strong{font-size:19px;line-height:1.1;margin:13px 0;letter-spacing:-.5px}.front-card span{font-size:7px;letter-spacing:2px;color:#b4e0cf}.floating-check{position:absolute;bottom:4px;left:48px;width:38px;height:38px;border-radius:50%;background:#fff;display:grid;place-items:center;color:var(--base);box-shadow:0 4px 15px #184e3410}.learning-strip{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:20px;padding:12px 15px;background:#fff;border:1px solid #e1eae4;border-radius:8px;font-size:10px}.learning-strip>div{display:flex;align-items:center;gap:8px}.small{font-size:11px}.muted{color:#84938a}.library{margin-top:36px}.section-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px}.section-top .eyebrow{font-size:8px}.section-top h2{font-size:21px;margin:8px 0 0;display:flex;align-items:center;gap:11px;letter-spacing:-.7px}.count{font-size:10px;color:var(--base);background:#e5f2eb;padding:3px 7px;border-radius:5px}.search-filters{display:flex;gap:12px}.search{flex:1;display:flex;align-items:center;background:#fff;border:1px solid #dfe8e1;border-radius:8px;padding:0 14px;color:#8c9d92}.search input{border:0;outline:0;background:none;padding:14px 10px;width:100%;font-size:11px;color:#2f5140}.search:focus-within{outline:2px solid #00817566}.search-filters select{width:190px;background:#fff;border:1px solid #dfe8e1;border-radius:8px;font-size:10px;padding:10px;color:#718679}.filter-tabs{display:flex;gap:8px;border-bottom:1px solid #e1e9e3;margin:20px 0 24px;overflow:auto}.filter-tabs button{font-size:10px;white-space:nowrap;color:#809389;background:none;display:flex;align-items:center;gap:6px;padding:10px 12px 13px;border-bottom:2px solid transparent}.filter-tabs button.active{color:var(--base);border-color:var(--base);font-weight:650}.resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.resource-card{background:#fff;border:1px solid #e0e9e2;border-radius:11px;overflow:hidden;text-align:left;padding:0;transition:transform .2s,box-shadow .2s;color:inherit;display:flex;flex-direction:column}.resource-card:hover{transform:translateY(-3px);box-shadow:0 9px 25px #1d493314}.card-cover{height:133px;background:#eef5ef;position:relative;display:flex;align-items:center;justify-content:center;color:#569a83;overflow:hidden;border-bottom:1px solid #e7eee8}.card-cover.help{background:#edf0f8;color:#7a88a7}.card-cover.tip{background:#faf4e9;color:#b89e6a}.card-cover.file{background:#f6eded;color:#b88282}.cover-grid{position:absolute;inset:0;opacity:.45;background-image:linear-gradient(#b0cdb31f 1px,transparent 1px),linear-gradient(90deg,#b0cdb31f 1px,transparent 1px);background-size:22px 22px;-webkit-mask-image:radial-gradient(ellipse,black,transparent);mask-image:radial-gradient(ellipse,black,transparent)}.cover-label{position:absolute;bottom:12px;left:16px;font-size:7px;font-weight:650;letter-spacing:2px;opacity:.7}.cover-arrow{position:absolute;top:14px;right:14px;opacity:.55}.card-body{padding:18px;display:flex;flex-direction:column;flex:1;min-width:0}.card-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;font-size:8px;font-weight:650;letter-spacing:.3px;text-transform:uppercase;color:#88a092}.free{color:var(--success);display:flex;align-items:center;gap:4px}.locked-label{color:#9c8053;display:flex;align-items:center;gap:4px}.card-body h3{font-size:14px;line-height:1.4;margin-bottom:10px;letter-spacing:-.25px;overflow-wrap:anywhere}.card-body>p{font-size:10px;line-height:1.8;color:#8b9c91;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:20px}.card-footer{display:flex;align-items:center;justify-content:space-between;font-size:8px;margin-top:auto;border-top:1px solid #edf1ed;padding-top:12px;color:#85988b}.card-footer>span{display:flex;align-items:center;gap:5px}.card-footer>span:last-child{color:var(--base);font-weight:650}.join-banner{margin-top:34px;background:#eaf4ee;border:1px solid #dcebe1;padding:24px;border-radius:10px;display:flex;align-items:center;gap:18px}.join-icon{width:55px;height:55px;border:1px solid #c8e0d2;border-radius:50%;display:grid;place-items:center;color:var(--base);flex-shrink:0}.join-banner h3{font-size:14px;margin-bottom:7px;letter-spacing:-.3px}.join-banner p{font-size:10px;color:#7a9484;margin:0;line-height:1.7}.join-banner .secondary{margin-left:auto;font-size:9px}.footer{display:flex;align-items:center;justify-content:space-between;color:#a1afa5;font-size:8px;padding:28px 0;gap:12px}.footer a{display:flex;align-items:center;gap:3px}.loading{display:flex;justify-content:center;align-items:center;gap:10px;min-height:200px;color:var(--base);font-size:13px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.notice{margin:15px 0;padding:13px;border:1px solid #eccdcb;background:#fbefed;color:var(--error);border-radius:8px;font-size:12px;display:flex;align-items:flex-start;gap:8px;line-height:1.6}.notice.success{color:var(--success);border-color:#c6dfcc;background:#eef7ef}.empty{padding:55px 20px;display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;color:#81958a;border:1px dashed #cadbd0;border-radius:12px;background:#ffffff8c}.empty h2,.empty h3,.empty p{margin:0}.empty h3{font-size:17px;color:#365c49}.empty p{font-size:12px}.pagination{display:flex;align-items:center;justify-content:center;gap:20px;margin-top:28px;font-size:12px}dialog{border:1px solid #d5e4db;border-radius:15px;padding:28px;width:min(470px,calc(100% - 30px));max-height:90vh;box-shadow:0 30px 120px #0c302d44;color:#294c3e}dialog::backdrop{background:#112f2a66;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}dialog.wide{width:min(770px,calc(100% - 30px))}.dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.dialog-head h2{font-size:22px;line-height:1.3;margin-bottom:15px}dialog>p{font-size:12px;line-height:1.8}.form{display:flex;flex-direction:column;gap:16px;margin-top:18px}.field{display:flex;flex-direction:column;gap:7px;min-width:0}.field>span{font-size:11px;font-weight:650;color:#517360}input,textarea,select{padding:12px 13px;border:1px solid #dce6de;border-radius:7px;background:#fbfdfb;color:#264d39;min-width:0;font-size:12px}input:focus,textarea:focus,select:focus{outline:2px solid #00817555;border-color:var(--base)}textarea{resize:vertical;line-height:1.7}.form p{margin:0;line-height:1.7}.full{width:100%}.switch{font-size:11px;text-align:center;margin:22px 0 0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.dialog-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:5px;padding-top:18px;border-top:1px solid #e2eae4}.inline{display:flex;align-items:center;gap:10px}.danger{color:var(--error)}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:18px;margin:15px 0 28px}.page-heading h1{font-size:32px;margin:10px 0}.page-heading p{font-size:12px;margin:0}.admin-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.admin-stats>div{background:#fff;border:1px solid #dfe9e2;border-radius:10px;padding:20px}.admin-stats strong{display:block;font-size:28px;color:var(--base)}.admin-stats span{font-size:11px;color:#7a9283}.table-wrap{overflow:auto;border:1px solid #dfe8e2;border-radius:10px;background:#fff}table{width:100%;border-collapse:collapse;font-size:11px;min-width:620px}th{text-align:left;background:#f0f6f2;font-size:9px;color:#82998a;text-transform:uppercase;letter-spacing:1px;padding:15px}td{padding:14px 15px;border-top:1px solid #edf2ed}td strong{display:block;font-size:12px}td small{display:block;color:#89a18e;font-size:9px;margin-top:4px}.badge{font-size:9px;background:#eef4ef;padding:5px 8px;border-radius:5px;display:inline-flex;align-items:center;gap:5px;white-space:nowrap;color:#668773}.badge.published{color:var(--success);background:#e7f3e9}.badge.member{background:#f6eee2;color:#94754a}.back{margin:5px 0 22px}.detail{background:#fff;border:1px solid #e1e9e3;border-radius:12px;padding:36px;max-width:950px}.detail-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:22px}.detail h1{font-size:34px;line-height:1.2;margin-bottom:18px}.detail-description{color:#7f9787;font-size:15px;line-height:1.8}.article-meta{display:flex;align-items:center;gap:25px;font-size:10px;color:#92a497;border-bottom:1px solid #e6eee7;padding-bottom:22px;margin-bottom:30px}.article-meta span{display:flex;align-items:center;gap:5px}.prose{white-space:pre-wrap;font-size:14px;line-height:1.95;overflow-wrap:anywhere}.article-body{margin-bottom:25px}.code{background:#183c32;color:#d0e9dc;border-radius:9px;position:relative;margin:22px 0;padding:45px 20px 20px;overflow:auto}.code button{position:absolute;right:12px;top:10px;background:#2f5548;color:#d0e9dc;font-size:10px;padding:5px 9px;border-radius:4px;display:flex;align-items:center;gap:5px}.code pre{font:12px/1.9 Consolas,monospace;margin:0;white-space:pre-wrap;overflow-wrap:anywhere}.quiz{background:#eff6f2;border:1px solid #dce9e0;border-radius:9px;padding:24px;margin:28px 0}.quiz h3{font-size:15px;line-height:1.5;letter-spacing:0;margin-top:15px}.quiz input{flex:1;min-width:0}.quiz p{font-size:12px;margin-bottom:0;color:var(--base)}.download-box{border:1px solid #d7e7db;border-radius:9px;padding:18px;display:flex;gap:16px;align-items:center;color:var(--base);margin:22px 0}.download-box strong{font-size:12px;overflow-wrap:anywhere}.download-box p{margin:4px 0 0}.download-box .primary{margin-left:auto}.progress-button{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid #d1e3d6;color:var(--base);padding:12px 16px;border-radius:7px;font-size:11px}.progress-button.done{background:#e7f3e9;color:var(--success)}.tags{display:flex;flex-wrap:wrap;gap:8px;font-size:10px;color:#87a090;margin-top:28px}.locked{background:#f2f8f4;border:1px solid #deebe2;border-radius:10px;text-align:center;padding:38px 25px}.large-icon{margin:0 auto 20px;background:#dfede3;border-radius:50%;display:grid;place-items:center;width:55px;height:55px;color:var(--base)}.locked h2{font-size:22px}.locked p{font-size:12px;color:#7d9585}.mobile-menu,.close-menu{display:none}details summary{font-size:12px;color:var(--base);cursor:pointer}details .field{margin-top:12px}@media(min-width:1600px){.main{padding-top:45px}.hero{padding:45px}}@media(max-width:1150px){.sidebar{width:215px;padding-left:15px;padding-right:15px}.workspace{margin-left:215px}.main{padding:28px 28px 0}.topbar{padding:0 28px}.hero{padding:28px}.hero-graphic{width:205px;transform:scale(.85);transform-origin:right center;margin-left:-20px}.resource-grid{gap:15px;grid-template-columns:repeat(2,minmax(0,1fr))}.section-top>.small{display:none}.join-banner .join-icon{display:none}.hero-chips{gap:10px;font-size:8px}.join-banner{flex-wrap:wrap}}@media(max-width:800px){.sidebar{transform:translate(-100%);width:248px;transition:transform .2s}.sidebar.open{transform:none}.workspace{margin-left:0}.mobile-menu,.close-menu{display:inline-flex}.close-menu{position:absolute;top:34px;right:12px}.topbar{height:70px;padding:0 20px}.main{padding:24px 20px 0}.scrim{position:fixed;inset:0;background:#0b332d66;z-index:20}.breadcrumb{font-size:10px;gap:8px}.top-actions{gap:12px}.hero h1{font-size:33px}.hero-graphic{transform:scale(.75);margin-left:-35px}.hero{padding:28px}.hero-copy{z-index:1}.topbar .primary{padding:9px 12px}.footer{font-size:8px}.admin-stats{gap:10px}.admin-stats>div{padding:15px}}@media(max-width:550px){.breadcrumb{font-size:9px}.breadcrumb strong,.breadcrumb>span{display:none}.top-actions .login{font-size:10px}.top-actions{gap:10px}.welcome{font-size:10px}.hero{padding:25px;display:block}.hero-graphic{display:none}.hero h1{font-size:33px;max-width:310px}.hero .eyebrow{font-size:8px;letter-spacing:1px}.hero p{font-size:11px}.hero-chips{font-size:8px;gap:12px;flex-wrap:wrap}.resource-grid{grid-template-columns:1fr}.card-cover{height:145px}.card-body{padding:20px}.card-body h3{font-size:17px}.card-body>p{font-size:12px}.card-label{font-size:9px}.card-footer{font-size:10px}.section-top h2{font-size:20px}.search-filters{flex-direction:column}.search-filters select{width:100%;padding:12px}.filter-tabs{gap:0}.filter-tabs button{padding:10px 11px}.join-banner{padding:22px;gap:16px}.join-banner .secondary{margin-left:0}.footer{flex-wrap:wrap;gap:12px}.footer>span:nth-child(2){display:none}.detail{padding:24px}.detail h1{font-size:26px}.detail-description{font-size:13px}.detail-top{align-items:flex-start}.detail-top .eyebrow,.detail .badge{font-size:8px}.article-meta{flex-wrap:wrap;gap:10px;font-size:9px}.download-box{flex-wrap:wrap}.download-box .primary{margin-left:0}.page-heading{align-items:flex-start;flex-direction:column}.admin-stats{grid-template-columns:1fr 1fr}.admin-stats>div:last-child{grid-column:1/-1}.form-grid{grid-template-columns:1fr}.learning-strip>div{flex-wrap:wrap;gap:5px}.learning-strip{font-size:9px}.quiz .inline{flex-direction:column;align-items:stretch}.form input[type=file]{font-size:10px}.notice{overflow-wrap:anywhere}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}