:root{--blue:#155eef;--blue2:#0e3fa9;--navy:#0b2e72;--ink:#102449;--muted:#667694;--line:#dbe5f6;--soft:#f4f8ff;--green:#087d4c;--amber:#b35a00;--red:#b42318;--white:#fff;--shadow:0 12px 36px rgba(17,55,117,.10)}*{box-sizing:border-box}html,body{margin:0;background:#fff;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit}.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.topbar-inner{max-width:1380px;margin:auto;padding:12px 22px;display:flex;align-items:center;gap:18px}.brand{display:flex;align-items:center;gap:14px;text-decoration:none}.brand img{width:138px;height:52px;object-fit:contain}.brand-copy strong{display:block;font-size:18px}.brand-copy span{font-size:12px;color:var(--muted)}.top-actions{margin-left:auto;display:flex;align-items:center;gap:9px;flex-wrap:wrap}.pill{display:inline-flex;align-items:center;gap:6px;border:1px solid #bdd0ff;background:#f7faff;border-radius:999px;padding:7px 11px;font-size:12px;font-weight:800}.btn{appearance:none;border:0;border-radius:12px;padding:11px 16px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:7px;font:inherit;transition:.18s}.btn:hover{transform:translateY(-1px)}.btn-primary{background:var(--blue);color:#fff}.btn-dark{background:var(--navy);color:#fff}.btn-success{background:var(--green);color:#fff}.btn-light{background:#fff;color:var(--blue2);border:1px solid #b9ceff}.btn-danger{background:#fff;color:var(--red);border:1px solid #f0b8b4}.btn-sm{padding:8px 11px;border-radius:9px;font-size:13px}.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}.container{max-width:1380px;margin:0 auto;padding:26px 22px 60px}.hero{border:1.5px solid #a8c1ff;border-radius:22px;padding:26px;background:linear-gradient(135deg,#fff 0,#f7faff 100%);box-shadow:var(--shadow)}.eyebrow{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);font-weight:900}.hero h1{font-size:clamp(30px,4vw,54px);line-height:1.03;margin:9px 0 8px}.hero p{color:var(--muted);max-width:850px;line-height:1.6}.grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 6px 22px rgba(17,55,117,.05)}.stat strong{display:block;font-size:26px;color:var(--navy)}.stat span{font-size:12px;color:var(--muted)}.section{margin-top:20px}.section-title{display:flex;align-items:end;justify-content:space-between;gap:12px;margin-bottom:10px}.section-title h2{margin:0;font-size:25px}.progressbar{height:12px;border-radius:99px;background:#edf2fb;overflow:hidden}.progressbar span{display:block;height:100%;background:linear-gradient(90deg,var(--blue),#4b8dff)}.exercise-list{display:grid;gap:9px}.exercise-row{display:grid;grid-template-columns:90px 1fr auto;align-items:center;gap:12px;padding:13px;border:1px solid var(--line);border-radius:13px;text-decoration:none;background:#fff}.exercise-row:hover{border-color:#9cb9ff;background:#f9fbff}.exercise-id{font-weight:900;color:var(--blue)}.exercise-row h3{margin:0 0 3px;font-size:15px}.exercise-row p{margin:0;color:var(--muted);font-size:12px}.status{border-radius:999px;padding:5px 9px;font-size:11px;font-weight:900}.status.todo{background:#eef3fa;color:#667694}.status.active{background:#fff2d7;color:#8d5700}.status.done{background:#dcf8ea;color:#087d4c}.type-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.type-tab{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 13px;font-weight:800;cursor:pointer}.type-tab.active{background:var(--navy);color:#fff;border-color:var(--navy)}.login-wrap{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr}.login-brand{background:linear-gradient(150deg,#071e4e,#155eef);color:#fff;padding:8vh 7vw;display:flex;flex-direction:column;justify-content:center}.login-brand img{width:min(460px,86%);background:#fff;border-radius:22px;padding:14px}.login-brand h1{font-size:clamp(38px,6vw,72px);line-height:1;margin:28px 0 12px}.login-brand p{font-size:18px;line-height:1.6;max-width:650px;opacity:.9}.login-panel{display:flex;align-items:center;justify-content:center;padding:42px}.login-box{width:min(520px,100%)}.login-box h2{font-size:34px;margin:0 0 7px}.form-group{margin:14px 0}.form-group label{display:block;font-weight:850;font-size:13px;margin-bottom:6px}.input,.textarea,.select{width:100%;border:1px solid #cdd9ed;border-radius:12px;padding:12px 13px;font:inherit;background:#fff;color:var(--ink)}.textarea{min-height:115px;resize:vertical;line-height:1.5}.input:focus,.textarea:focus,.select:focus{outline:3px solid rgba(21,94,239,.13);border-color:var(--blue)}.alert{border-radius:13px;padding:12px 14px;margin:12px 0;font-size:14px}.alert-error{background:#fff1f0;border:1px solid #ffc9c5;color:#8b1e17}.alert-info{background:#eef5ff;border:1px solid #bfd4ff;color:#244d96}.timer{border:2px solid var(--blue);border-radius:20px;padding:18px 22px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px;background:#fff;position:sticky;top:78px;z-index:30;box-shadow:var(--shadow)}.timer .clock{text-align:center}.clock-label{font-size:12px;text-transform:uppercase;font-weight:900;letter-spacing:.12em;color:var(--muted)}.clock-value{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:44px;line-height:1;font-weight:900;color:var(--navy)}.timer-actions{justify-self:end;display:flex;gap:8px;flex-wrap:wrap}.timer.warning{border-color:#f4a400}.timer.danger{border-color:#e12727;animation:pulse 1s infinite}.timer.finished{border-color:#16a36a}@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(225,39,39,.12)}}.exercise-layout{display:grid;grid-template-columns:400px minmax(0,1fr);gap:20px;margin-top:20px}.ticket-card{border:1px solid var(--line);border-radius:20px;padding:20px;align-self:start;position:sticky;top:210px}.tags{display:flex;gap:7px;flex-wrap:wrap}.tag{border-radius:999px;padding:6px 10px;font-size:12px;background:#eef5ff;border:1px solid #c7d8ff}.tag.hot{background:#fff4df;border-color:#ffd08a;color:#9b5000}.ticket-card h1{font-size:29px;line-height:1.12;margin:16px 0}.client-message{background:#edf4ff;border-left:5px solid var(--blue);padding:16px 17px;font-size:17px;line-height:1.6}.ticket-section{border-top:1px solid var(--line);padding-top:15px;margin-top:15px}.ticket-section h3{margin:0 0 7px}.ticket-section p{margin:0;color:#536681;line-height:1.6}.work-card{border:1px solid var(--line);border-radius:20px;min-height:620px;overflow:hidden}.work-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 18px;border-bottom:1px solid var(--line);background:#f7faff}.work-head strong{font-size:18px}.work-body{padding:20px}.role-tabs{display:flex;gap:8px;border-bottom:1px solid var(--line);margin:-4px 0 18px;padding-bottom:10px}.role-tab{border:0;background:transparent;padding:9px 12px;font-weight:900;color:var(--muted);cursor:pointer;border-radius:10px}.role-tab.active{color:#fff;background:var(--navy)}.role-panel{display:none}.role-panel.active{display:block}.field-meta{font-size:11px;color:var(--muted);margin-top:4px}.locked-note{padding:10px 12px;border-radius:11px;background:#f5f7fb;color:var(--muted);font-size:12px;margin-bottom:12px}.lab-box{border:2px dashed #9bb7f5;border-radius:18px;padding:24px;background:#f8fbff;text-align:center}.lab-box h3{font-size:24px;margin:0 0 8px}.lab-box p{color:var(--muted);max-width:690px;margin:0 auto 16px;line-height:1.6}.code-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.code-editor{width:100%;min-height:510px;border:1px solid #c9d5e7;border-radius:13px;padding:14px;font:13px/1.55 ui-monospace,SFMono-Regular,Menlo,monospace;resize:vertical;background:#0c1530;color:#eaf1ff}.preview{width:100%;height:510px;border:1px solid #c9d5e7;border-radius:13px;background:#fff}.test-results{margin-top:12px;display:grid;gap:6px}.test-line{padding:8px 10px;border-radius:9px;font-size:12px}.test-line.ok{background:#e4f8ee;color:#087d4c}.test-line.bad{background:#fff1f0;color:#a2261e}.save-row{display:flex;align-items:center;gap:12px;margin-top:12px}.save-state{font-size:12px;color:var(--muted)}.admin-nav{display:flex;gap:7px;flex-wrap:wrap;margin:14px 0}.admin-nav a{text-decoration:none;border:1px solid var(--line);border-radius:10px;padding:9px 12px;font-weight:800}.admin-nav a.active{background:var(--navy);color:#fff}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px}.table{width:100%;border-collapse:collapse;min-width:760px}.table th,.table td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line);font-size:13px;vertical-align:top}.table th{background:#f5f8fd;color:#445776;font-size:11px;text-transform:uppercase;letter-spacing:.06em}.table tr:last-child td{border-bottom:0}.response-box{border:1px solid var(--line);border-radius:12px;padding:13px;margin:10px 0;background:#fbfdff}.response-box h4{margin:0 0 6px}.response-box pre{white-space:pre-wrap;font:inherit;margin:0;color:#3f536f}.timeline{border-left:2px solid #c7d8ff;margin-left:8px;padding-left:18px}.timeline-item{position:relative;padding:0 0 14px}.timeline-item:before{content:"";position:absolute;left:-24px;top:4px;width:10px;height:10px;border-radius:50%;background:var(--blue)}.modal-backdrop{position:fixed;inset:0;background:rgba(7,25,59,.72);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}.modal{background:#fff;border-radius:22px;width:min(700px,100%);padding:26px;box-shadow:0 30px 80px rgba(0,0,0,.3)}.modal img{width:180px}.modal h2{font-size:30px;margin:14px 0 8px}.modal p{color:var(--muted);line-height:1.6}.empty{padding:30px;text-align:center;color:var(--muted)}@media(max-width:980px){.login-wrap{grid-template-columns:1fr}.login-brand{display:none}.exercise-layout{grid-template-columns:1fr}.ticket-card{position:static}.timer{position:static;grid-template-columns:1fr;text-align:center}.timer-actions{justify-self:center}.code-grid{grid-template-columns:1fr}.grid-3,.grid-2{grid-template-columns:1fr}.brand-copy{display:none}}@media(max-width:620px){.container{padding:18px 12px 40px}.topbar-inner{padding:9px 12px}.brand img{width:110px;height:42px}.exercise-row{grid-template-columns:70px 1fr}.exercise-row .status{grid-column:2}.clock-value{font-size:37px}.ticket-card h1{font-size:25px}}


/* Navigation TIKAP permanente */
[hidden]{display:none!important}
.learning-nav{position:sticky;top:76px;z-index:38;margin-bottom:14px;background:rgba(255,255,255,.98);backdrop-filter:blur(12px);border:1px solid var(--line);border-radius:16px;padding:11px 14px;box-shadow:0 8px 28px rgba(17,55,117,.08);display:flex;align-items:center;justify-content:space-between;gap:16px}
.learning-location{min-width:190px}.learning-location strong{display:block;margin-top:2px;font-size:13px}.learning-location strong span{color:#8aa0c6;padding:0 3px}.learning-nav-actions{display:flex;align-items:center;justify-content:flex-end;gap:7px;flex-wrap:wrap}.nav-step{min-width:72px}
.drawer-backdrop{position:fixed;inset:0;background:rgba(5,20,49,.55);z-index:300;display:flex;justify-content:flex-end}.exercise-drawer{width:min(520px,94vw);height:100%;overflow:auto;background:#fff;padding:22px;box-shadow:-24px 0 70px rgba(5,20,49,.25)}.drawer-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);padding-bottom:13px}.drawer-head h2{margin:3px 0 0;font-size:26px}.drawer-close{border:0;background:#edf3ff;color:var(--navy);width:42px;height:42px;border-radius:12px;font-size:29px;line-height:1;cursor:pointer}.drawer-home{padding:14px 0}.drawer-group{border:1px solid var(--line);border-radius:14px;margin:10px 0;overflow:hidden}.drawer-group summary{cursor:pointer;list-style:none;padding:13px 14px;font-weight:900;background:#f7faff;display:flex;justify-content:space-between;gap:10px}.drawer-group summary::-webkit-details-marker{display:none}.drawer-group summary span{font-size:11px;color:var(--muted)}.drawer-list{padding:6px}.drawer-exercise{display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:9px;align-items:center;padding:10px;border-radius:10px;text-decoration:none}.drawer-exercise:hover{background:#f3f7ff}.drawer-exercise.current{background:#eaf2ff;outline:1px solid #b8ceff}.drawer-id{font-weight:900;color:var(--blue);font-size:12px}.drawer-title{font-weight:750;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.floating-exercise-menu{position:fixed;right:22px;bottom:22px;z-index:70;border:0;border-radius:999px;background:var(--blue);color:#fff;font:inherit;font-weight:900;padding:13px 18px;box-shadow:0 14px 36px rgba(21,94,239,.32);cursor:pointer}.drawer-open{overflow:hidden}
@media(max-width:980px){.learning-nav{position:static;align-items:flex-start;flex-direction:column}.learning-nav-actions{justify-content:flex-start}.timer{top:0}.floating-exercise-menu{right:14px;bottom:14px}.nav-step{display:none}}
@media(max-width:620px){.learning-nav-actions .btn{padding:8px 10px;font-size:12px}.learning-location{min-width:0}.drawer-exercise{grid-template-columns:58px minmax(0,1fr)}.drawer-exercise .status{grid-column:2;justify-self:start}.floating-exercise-menu{font-size:12px;padding:11px 14px}}
.learning-nav + .timer{top:148px}
@media(max-width:980px){.learning-nav + .timer{top:0}}