:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--bg);color:var(--text)}button,input,textarea,select{font:inherit}button{cursor:pointer}.app-shell{--bg:#f6f7f9;--surface:#fff;--text:#17202a;--muted:#6d7782;--line:#e2e7ec;--accent:#245bdb;min-height:100dvh;background:var(--bg);color:var(--text)}[data-theme=dark] .app-shell{--bg:#101317;--surface:#171b20;--text:#eef1f4;--muted:#9ba5af;--line:#2a3139;--accent:#7ea2ff}.topbar{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - 1100px)/2));border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--surface) 94%,transparent);position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.brand{border:0;background:transparent;color:var(--text);display:flex;align-items:center;gap:8px;font-size:19px}.brand:first-letter{font-size:22px}.brand small{font-size:10px;color:var(--muted);font-weight:650}.top-actions{display:flex;gap:7px}.ghost,.secondary,.danger{border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:10px;padding:8px 11px}.ghost{min-width:38px}.sync{border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:50%;width:38px;height:38px}.content{padding:30px 18px 105px}.page{max-width:1100px;margin:0 auto}.narrow{max-width:760px}.hero,.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:26px}.hero h1,.page-head h1{margin:4px 0 6px;font-size:clamp(28px,5vw,40px);letter-spacing:-.035em}.hero p{margin:0;color:var(--muted)}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.09em;font-weight:750;color:var(--muted)}.primary{border:0;border-radius:12px;background:var(--text);color:var(--surface);padding:11px 15px;font-weight:700}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:32px}.stats>div{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:18px}.stats b{display:block;font-size:29px}.stats span{font-size:12px;color:var(--muted)}h2{font-size:17px}.case-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.case-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:17px;cursor:pointer;transition:transform .12s,border-color .12s}.case-card:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--accent) 40%,var(--line))}.case-head,.case-foot{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.case-head h3{margin:0 0 4px;font-size:16px}.case-head small,.case-foot{font-size:12px;color:var(--muted)}.case-card p{font-size:13px;line-height:1.55;margin:12px 0 0}.teaching{padding:10px 12px;background:var(--bg);border-radius:10px}.case-foot{margin-top:14px;padding-top:10px;border-top:1px solid var(--line)}.pill{padding:4px 8px;border-radius:99px;background:var(--bg);font-size:10px;white-space:nowrap}.pill.open{color:#28744b}.tabs{display:flex;gap:4px;margin-top:12px}.tabs button{border:0;background:transparent;color:var(--muted);padding:7px 11px;border-radius:9px}.tabs button.active{background:var(--surface);box-shadow:0 0 0 1px var(--line);color:var(--text)}.search{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--text);margin-bottom:14px;outline:none}.form-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:20px}.form-card label{display:block;font-size:13px;font-weight:700;margin-bottom:16px}.form-card input,.form-card textarea,.form-card select,.account input{display:block;width:100%;margin-top:7px;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);outline:none;resize:vertical}.form-card textarea{min-height:64px;line-height:1.5}.form-card input:focus,.form-card textarea:focus,.form-card select:focus,.account input:focus,.search:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 12%,transparent)}.two{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:end}.rotation-btn{height:40px;margin-bottom:16px}.media-input{padding:13px;border:1px dashed var(--line);border-radius:12px}.media-input input{border:0;padding:5px;margin-top:6px;background:transparent}.media-input small{display:block;color:var(--muted)}.form-actions,.detail-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.danger{color:#b33;border-color:color-mix(in srgb,#b33 35%,var(--line))}.question-list{display:grid;gap:8px}.question-row{display:flex;justify-content:space-between;gap:14px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:13px;padding:14px}.question-row b,.question-row small{display:block}.question-row small{color:var(--muted);font-size:11px;margin-top:4px}.settings{background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden}.settings>div{padding:17px 18px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px}.settings>div:last-child{border-bottom:0}.account{display:grid!important;align-items:start!important}.account small{color:var(--muted)}.account>div{display:flex;gap:8px}.status{color:var(--muted);font-size:12px}.bottom-nav{position:fixed;left:50%;bottom:12px;transform:translate(-50%);width:min(700px,calc(100% - 24px));display:grid;grid-template-columns:repeat(5,1fr);padding:6px;background:color-mix(in srgb,var(--surface) 95%,transparent);border:1px solid var(--line);box-shadow:0 10px 35px #0000001f;border-radius:18px;z-index:30;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.bottom-nav button{border:0;background:transparent;color:var(--muted);padding:7px 3px;border-radius:12px;font-size:11px;font-weight:650}.bottom-nav span{display:block;font-size:18px;line-height:18px;margin-bottom:3px}.bottom-nav .active{background:var(--bg);color:var(--text)}.toast{position:fixed;left:50%;bottom:88px;transform:translate(-50%);background:var(--text);color:var(--surface);padding:9px 13px;border-radius:10px;font-size:12px;z-index:40}.detail-backdrop{position:fixed;inset:0;background:#0006;z-index:50;display:flex;justify-content:center;align-items:flex-end}.detail{width:min(900px,100%);max-height:88dvh;overflow:auto;background:var(--surface);color:var(--text);border-radius:20px 20px 0 0;padding:22px}.detail-head{display:flex;justify-content:space-between;gap:20px}.detail-head h2{font-size:25px;margin:4px 0 18px}.detail section{border-top:1px solid var(--line);padding:13px 0}.detail h4{margin:0 0 6px;font-size:12px;color:var(--muted);text-transform:uppercase}.pre{white-space:pre-wrap;line-height:1.55;margin:0;font-size:14px}.empty{padding:44px 20px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:16px}@media(max-width:700px){.content{padding:24px 14px 100px}.hero,.page-head{flex-direction:column}.hero .primary{width:100%}.case-grid{grid-template-columns:1fr}.stats{gap:8px}.stats>div{padding:14px}.stats b{font-size:24px}.two{grid-template-columns:1fr}.rotation-btn{width:100%;margin-bottom:16px}.form-actions{position:sticky;bottom:0;background:linear-gradient(transparent,var(--surface) 25%);margin-left:-20px;margin-right:-20px;padding:10px 20px}.detail{max-height:92dvh;padding-bottom:30px}.bottom-nav{bottom:max(8px,env(safe-area-inset-bottom))}}[dir=rtl]{font-family:Tahoma,Arial,sans-serif}