:root{--navy:#102a43;--blue:#2878a8;--pale:#eef5f8;--line:#d8e3e8;--green:#177245;--red:#b23b32;--muted:#647786}.nav70-page{margin:0;background:#eef3f5;color:var(--navy);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.nav70-shell{width:min(1120px,100%);margin:auto;padding:24px}.nav70-header{display:grid;grid-template-columns:150px 1fr 150px;align-items:center;gap:20px;margin-bottom:22px;padding:18px 22px;border-radius:14px;background:#fff;box-shadow:0 8px 30px #173b5212}.nav70-header>a{color:var(--blue);font-weight:800;text-decoration:none}.nav70-header div{text-align:center}.nav70-header p,.nav70-hero p,.nav70-section-title p,.result-banner p{margin:0 0 5px;color:var(--blue);font-size:11px;font-weight:900;letter-spacing:.09em;text-transform:uppercase}.nav70-header h1{margin:0;font:500 clamp(24px,4vw,38px)/1.1 Georgia,serif}.nav70-header>span{justify-self:end;padding:8px 12px;border-radius:999px;color:#fff;background:var(--navy);font-size:11px;font-weight:900}.nav70-view{display:grid;gap:18px}.nav70-view[hidden]{display:none}.nav70-hero{display:flex;align-items:end;justify-content:space-between;gap:28px;padding:34px;border-radius:16px;color:#fff;background:linear-gradient(135deg,#102a43,#1f5d7c)}.nav70-hero p{color:#9cd3ee}.nav70-hero h2{max-width:620px;margin:5px 0 10px;font:500 clamp(30px,5vw,52px)/1.02 Georgia,serif}.nav70-hero span{display:block;max-width:650px;color:#d7e7ef;line-height:1.55}.nav70-page button{min-height:44px;padding:11px 17px;border:0;border-radius:9px;color:#fff;background:var(--blue);font:800 13px/1 inherit;cursor:pointer}.nav70-page button:hover{filter:brightness(.95)}.nav70-page button:disabled{cursor:not-allowed;filter:none;opacity:.45}.nav70-page button.secondary{border:1px solid var(--line);color:var(--navy);background:#fff}.resume-card{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:12px;padding:18px 20px;border:1px solid #bcd8e6;border-left:5px solid var(--blue);border-radius:12px;background:#fff}.resume-card div{display:grid;gap:4px}.resume-card span{color:var(--muted);font-size:12px}.nav70-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.nav70-stats article{display:grid;gap:6px;min-height:110px;padding:18px;border:1px solid var(--line);border-radius:12px;background:#fff}.nav70-stats small{color:var(--muted);font-size:10px;font-weight:900;text-transform:uppercase}.nav70-stats strong{font:500 29px/1 Georgia,serif}.nav70-stats span{color:var(--muted);font-size:11px}.history-panel{padding:24px;border-radius:14px;background:#fff}.nav70-section-title{display:flex;align-items:end;justify-content:space-between;gap:20px}.nav70-section-title h2{margin:0;font:500 28px Georgia,serif}.nav70-section-title>span{color:var(--muted);font-size:11px}.score-chart{position:relative;display:flex;align-items:end;gap:8px;height:220px;margin:24px 0;padding:18px 8px 28px;border-bottom:1px solid var(--line);overflow-x:auto}.score-chart>button{position:relative;display:grid;grid-template-rows:1fr auto auto;align-items:end;flex:1 0 52px;height:100%;min-height:0;padding:0;color:var(--navy);background:transparent}.score-chart button i{display:block;width:22px;min-height:4px;margin:auto;border-radius:5px 5px 0 0;background:#cc685f}.score-chart button i.passed{background:#42a16e}.score-chart button b{margin-top:5px;font-size:10px}.score-chart button small{color:var(--muted);font-size:8px}.chart-target{position:absolute;z-index:0;top:10%;right:0;left:0;border-top:1px dashed #d49a36;color:#9c6b16;text-align:right}.chart-target span{position:relative;top:-15px;font-size:9px}.attempt-list{display:grid;border-top:1px solid var(--line)}.attempt-row{display:grid;grid-template-columns:38px 1fr auto auto;align-items:center;gap:12px;width:100%;padding:14px 4px!important;border-bottom:1px solid #edf1f3!important;border-radius:0!important;color:var(--navy)!important;background:#fff!important;text-align:left}.attempt-number{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--pale);font-weight:900}.attempt-row span:nth-child(2){display:grid;gap:3px}.attempt-row small{color:var(--muted)}.attempt-row strong{font-size:12px}.attempt-row strong.passed{color:var(--green)}.attempt-row strong.not-passed{color:var(--red)}.attempt-row>i{color:var(--blue);font-size:11px;font-style:normal;font-weight:900}.test-toolbar{position:sticky;z-index:10;top:0;display:grid;grid-template-columns:130px 1fr 130px;align-items:center;gap:12px;padding:12px;border-radius:12px;background:#fff;box-shadow:0 6px 24px #102a4320}.test-toolbar>div{display:grid;gap:3px;text-align:center}.test-toolbar span{color:var(--muted);font-size:10px}.progress-track{height:6px;border-radius:99px;background:#dce7eb;overflow:hidden}.progress-track i{display:block;height:100%;border-radius:inherit;background:var(--blue);transition:width .2s}.question-card{padding:clamp(22px,5vw,46px);border-radius:16px;background:#fff}.question-meta{display:flex;gap:8px;margin-bottom:22px}.question-meta span,.question-meta b{padding:6px 9px;border-radius:99px;font-size:10px;text-transform:uppercase}.question-meta span{color:#fff;background:var(--blue)}.question-meta b{background:var(--pale)}.question-card h2{margin:0 0 26px;font:500 clamp(22px,4vw,34px)/1.3 Georgia,serif}.question-card fieldset{display:grid;gap:11px;margin:0;padding:0;border:0}.answer-choice{display:grid;grid-template-columns:38px 1fr;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:11px;cursor:pointer}.answer-choice:hover{border-color:#7fb1ca;background:#f8fbfc}.answer-choice.selected{border-color:var(--blue);box-shadow:0 0 0 2px #2878a822;background:#f0f8fb}.answer-choice input{position:absolute;opacity:0}.answer-choice i{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--pale);font-style:normal;font-weight:900}.answer-choice.selected i{color:#fff;background:var(--blue)}.answer-choice span{font-size:15px;line-height:1.45}.question-nav{display:flex;justify-content:space-between}.question-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:6px;padding:14px;border-radius:12px;background:#fff}.question-grid button{min-height:38px;padding:4px;border:1px solid var(--line);color:var(--muted);background:#fff}.question-grid button.answered{border-color:#85b79d;color:var(--green);background:#eef8f2}.question-grid button.current{outline:3px solid #2878a833;border-color:var(--blue)}.save-status{min-height:18px;margin:0;color:var(--muted);font-size:11px;text-align:center}.result-banner{display:grid;justify-items:center;gap:8px;padding:34px;border:1px solid var(--line);border-top:6px solid var(--red);border-radius:16px;background:#fff;text-align:center}.result-banner.passed{border-top-color:var(--green)}.result-banner h2{margin:0;font:500 64px/1 Georgia,serif}.result-banner strong{font-size:18px}.result-banner span,.result-banner small{color:var(--muted)}.result-actions{display:flex;justify-content:center;gap:10px}.result-details{display:grid;gap:10px}.result-question{border:1px solid var(--line);border-left:5px solid var(--green);border-radius:10px;background:#fff;overflow:hidden}.result-question.incorrect{border-left-color:var(--red)}.result-question summary{display:grid;grid-template-columns:32px 1fr auto;align-items:center;gap:12px;padding:15px;cursor:pointer}.result-question summary>i{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;color:#fff;background:var(--green);font-style:normal;font-weight:900}.result-question.incorrect summary>i{background:var(--red)}.result-question summary span{display:grid;gap:3px;color:var(--muted);font-size:12px}.result-question summary b{color:var(--navy);font-size:11px}.result-question summary>strong{font-size:11px}.result-question>div{padding:0 18px 18px 59px}.result-question p{margin:8px 0;line-height:1.5}.result-question .explanation{padding:12px;border-radius:8px;background:var(--pale)}.result-question>div>span{color:var(--muted);font-size:10px}dialog{width:min(440px,calc(100% - 30px));padding:0;border:0;border-radius:14px;box-shadow:0 24px 80px #0005}dialog::backdrop{background:#102a4388}dialog form{padding:24px}dialog h2{margin:0 0 10px;font:500 26px Georgia,serif}dialog p{color:var(--muted);line-height:1.5}dialog form>div{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}.load-error{padding:40px;border-radius:14px;background:#fff;text-align:center}.empty{margin:auto;color:var(--muted);text-align:center}
@media(max-width:700px){.nav70-shell{padding:10px}.nav70-header{grid-template-columns:1fr auto;padding:14px}.nav70-header div{grid-column:1/-1;grid-row:1;text-align:left}.nav70-header>a{grid-row:2}.nav70-header>span{grid-row:2}.nav70-hero{align-items:stretch;flex-direction:column;padding:24px}.resume-card{grid-template-columns:1fr 1fr}.resume-card div{grid-column:1/-1}.nav70-stats{grid-template-columns:1fr 1fr}.history-panel{padding:17px}.test-toolbar{grid-template-columns:100px 1fr}.test-toolbar>div{grid-column:1/-1;grid-row:1}.test-toolbar>#exit-test{grid-column:1;grid-row:2}.test-toolbar>#submit-test{grid-column:2;grid-row:2}.question-grid{grid-template-columns:repeat(7,1fr)}.result-question summary{grid-template-columns:30px 1fr}.result-question summary>strong{grid-column:2}.result-question>div{padding-left:15px}.attempt-row{grid-template-columns:34px 1fr auto}.attempt-row>i{display:none}}
@media(max-width:420px){.nav70-stats{grid-template-columns:1fr}.question-grid{grid-template-columns:repeat(5,1fr)}.attempt-row{grid-template-columns:32px 1fr}.attempt-row>strong{grid-column:2}.result-actions{display:grid}}