.exam-hero{position:relative;overflow:hidden;color:#fff;background:radial-gradient(circle at 82% 20%,rgba(215,170,56,.25),transparent 25%),linear-gradient(135deg,var(--navy) 0%,#0a376b 58%,#08678e 100%)}
.exam-hero:after{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(#000,transparent)}
.exam-hero__grid{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr .75fr;gap:54px;align-items:center;padding:74px 0 82px}
.exam-hero h1{font-size:clamp(2.5rem,5vw,4.7rem);line-height:1.02;letter-spacing:-.055em;margin:0;max-width:850px}
.exam-lead{font-size:1.12rem;color:rgba(255,255,255,.83);max-width:790px;margin:20px 0 0}.exam-hero__actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.exam-hero__facts{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.exam-hero__facts span{display:flex;align-items:baseline;gap:7px;padding:8px 12px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);border-radius:999px;font-size:.83rem}.exam-hero__facts strong{color:var(--gold-2);font-size:1rem}
.exam-radio-card{border:1px solid rgba(255,255,255,.2);border-radius:26px;background:rgba(4,19,40,.48);backdrop-filter:blur(12px);padding:28px;box-shadow:0 30px 70px rgba(0,0,0,.2)}.exam-radio-card__signal{display:inline-block;font-weight:900;font-size:.73rem;letter-spacing:.12em;color:#8ff0a8;margin-bottom:14px}.exam-radio-card>strong{display:block;font-size:1.7rem;letter-spacing:.05em}.exam-radio-card p{color:rgba(255,255,255,.72)}.exam-radio-card dl{margin:20px 0 0}.exam-radio-card dl div{display:flex;justify-content:space-between;gap:15px;padding:10px 0;border-top:1px solid rgba(255,255,255,.12)}.exam-radio-card dt{color:rgba(255,255,255,.6)}.exam-radio-card dd{margin:0;font-weight:800;color:var(--gold-2)}
.exam-heading{max-width:820px;margin-bottom:30px}.exam-heading h2{margin-bottom:10px}.exam-category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.exam-category{position:relative;text-align:left;padding:24px;border:1px solid var(--line);border-radius:24px;background:#fff;color:var(--ink);box-shadow:0 12px 34px rgba(7,37,75,.06);cursor:pointer;transition:.2s}.exam-category:hover,.exam-category:focus-visible{transform:translateY(-4px);border-color:#9db8d8;box-shadow:0 22px 48px rgba(7,37,75,.12);outline:none}.exam-category__num{position:absolute;right:20px;top:17px;color:#b8c7d7;font-size:.78rem;font-weight:900}.exam-category__call{display:inline-grid;place-items:center;width:48px;height:48px;border-radius:15px;background:var(--navy);color:var(--gold-2);font-weight:900;letter-spacing:.05em}.exam-category h3{font-size:1.45rem;margin:15px 0 5px}.exam-category p{color:var(--muted);min-height:52px}.exam-category div{display:flex;gap:7px;flex-wrap:wrap;font-size:.85rem;color:#516276}.exam-category div b{color:var(--blue)}.exam-category__go{display:block;margin-top:18px;font-weight:900;color:var(--blue)}
.exam-workspace{padding:56px 0;background:linear-gradient(180deg,#f3f7fb,#fff)}.exam-config,.exam-run,.exam-results{background:#fff;border:1px solid var(--line);border-radius:28px;padding:clamp(22px,4vw,38px);box-shadow:var(--shadow)}.exam-config{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}.exam-config h2,.exam-results h2{margin:0}.exam-config__controls{display:grid;gap:12px}.exam-config__controls label:not(.exam-switch){display:grid;grid-template-columns:1fr 120px;gap:12px;align-items:center;font-weight:800}.exam-config select,.exam-bank-tools select,.exam-bank-tools input{width:100%;border:1px solid #cbd8e5;border-radius:13px;background:#fff;padding:12px 14px;font:inherit;color:var(--ink)}.exam-switch{display:grid;grid-template-columns:46px minmax(0,1fr);grid-template-areas:'toggle title' 'toggle description';column-gap:14px;row-gap:4px;align-items:center;padding:12px;border-radius:16px;background:var(--soft);cursor:pointer}.exam-switch input{position:absolute;opacity:0;pointer-events:none}.exam-switch>span{grid-area:toggle;width:46px;height:26px;border-radius:999px;background:#9dadbd;position:relative;align-self:center}.exam-switch>span:after{content:"";position:absolute;width:20px;height:20px;left:3px;top:3px;border-radius:50%;background:white;transition:.2s}.exam-switch input:checked+span{background:var(--blue)}.exam-switch input:checked+span:after{transform:translateX(20px)}.exam-switch b{grid-area:title;display:block;line-height:1.22;min-width:0}.exam-switch small{grid-area:description;display:block;min-width:0;line-height:1.35;color:var(--muted)}.exam-config__summary{grid-column:1/-1;display:flex;gap:24px;flex-wrap:wrap;padding:14px 18px;background:var(--navy);color:#fff;border-radius:16px}.exam-config__summary strong{color:var(--gold-2)}.exam-config__actions{grid-column:1/-1;display:flex;justify-content:flex-end;gap:12px}.exam-dark-ghost{color:var(--navy);border-color:#c7d4e2;background:#fff}
.exam-run__top{display:flex;justify-content:space-between;align-items:center;gap:18px}.exam-run__top>div:first-child{display:flex;align-items:center;gap:13px;flex-wrap:wrap}.exam-pill{display:inline-flex;padding:6px 10px;border-radius:999px;background:#fff2c9;color:#6f5300;font-size:.76rem;font-weight:900;letter-spacing:.03em}.exam-pill--blue{background:#e5f1ff;color:#075093}.exam-timer{text-align:right}.exam-timer small{display:block;color:var(--muted);font-size:.72rem}.exam-timer strong{font-size:1.45rem;font-variant-numeric:tabular-nums}.exam-timer.is-low strong{color:#b3261e}.exam-progress{height:8px;background:#e7eef6;border-radius:999px;margin:20px 0 26px;overflow:hidden}.exam-progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--blue),#18a0ae);transition:.2s}.exam-question-card{border:1px solid #d5e0eb;border-radius:22px;padding:clamp(20px,3.5vw,34px)}.exam-question-meta{display:flex;justify-content:space-between;gap:15px;align-items:center}.exam-question-meta a{font-size:.78rem;color:var(--blue);font-weight:800}.exam-question-card h2{font-size:clamp(1.25rem,2.3vw,1.8rem);line-height:1.35;margin:21px 0}.exam-question-card fieldset{border:0;padding:0;margin:0;display:grid;gap:11px}.exam-option{position:relative;display:grid;grid-template-columns:38px 1fr;gap:12px;align-items:flex-start;border:1px solid #d5e0eb;border-radius:16px;padding:14px 16px;cursor:pointer;transition:.16s;background:#fff}.exam-option:hover{border-color:#91acd0;background:#f8fbff}.exam-option input{position:absolute;opacity:0}.exam-option__letter{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:#eef4fa;color:#38506b;font-weight:900}.exam-option.is-selected{border-color:var(--blue);background:#eef7ff;box-shadow:0 0 0 2px rgba(14,90,167,.07)}.exam-option.is-selected .exam-option__letter{background:var(--blue);color:#fff}.exam-option.is-correct{border-color:#2f8c4d;background:#f0fbf3}.exam-option.is-wrong{border-color:#c94c46;background:#fff3f2}.exam-feedback{margin-top:16px;padding:13px 15px;border-radius:14px;font-weight:800}.exam-feedback.correct{background:#eaf8ef;color:#22693a}.exam-feedback.wrong{background:#fff0ef;color:#9b2f29}.exam-nav,.exam-finish-row,.exam-result-actions{display:flex;gap:10px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-top:17px}.exam-secondary,.exam-review-btn,.exam-danger{border:1px solid #cbd8e5;background:#fff;color:var(--ink);border-radius:999px;padding:11px 16px;font:inherit;font-weight:850;cursor:pointer}.exam-review-btn.is-active{background:#fff4cc;border-color:#e0b84b;color:#735700}.exam-danger{color:#9d2823;border-color:#e4b0ad}.exam-question-map{display:grid;grid-template-columns:repeat(15,1fr);gap:6px;margin-top:20px}.exam-map-btn{height:31px;border-radius:8px;border:1px solid #cbd8e5;background:#fff;font-size:.72rem;font-weight:800;cursor:pointer}.exam-map-btn.is-answered{background:#e5f1ff;border-color:#9dbce0;color:#075093}.exam-map-btn.is-review{box-shadow:inset 0 -3px #ddb23c}.exam-map-btn.is-current{outline:2px solid var(--navy);outline-offset:1px}.exam-finish-row{justify-content:flex-end;border-top:1px solid var(--line);padding-top:20px}
.exam-score-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:25px 0}.exam-score-grid div{padding:19px;border-radius:18px;background:var(--soft);text-align:center}.exam-score-grid strong{display:block;font-size:1.9rem;color:var(--navy)}.exam-score-grid span{color:var(--muted);font-size:.82rem}.exam-result-actions{justify-content:flex-start;margin-bottom:28px}.exam-review-list{display:grid;gap:12px}.exam-review-item{border:1px solid var(--line);border-left:5px solid #2f8c4d;border-radius:14px;padding:15px}.exam-review-item.is-wrong{border-left-color:#c94c46}.exam-review-item.is-unanswered{border-left-color:#d29e28}.exam-review-item h3{font-size:1rem;margin:0 0 8px}.exam-review-item p{margin:5px 0;color:#526276}.exam-review-item .correct-answer{font-weight:850;color:#21663a}
.exam-bank-tools{display:grid;grid-template-columns:1.7fr .7fr .7fr;gap:12px;margin:20px 0}.exam-bank-status{font-size:.86rem;color:var(--muted);font-weight:700}.exam-bank-list{display:grid;gap:10px}.exam-bank-item{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden}.exam-bank-item summary{display:grid;grid-template-columns:auto 1fr auto;gap:13px;align-items:start;padding:16px;cursor:pointer;list-style:none}.exam-bank-item summary::-webkit-details-marker{display:none}.exam-bank-id{padding:5px 8px;border-radius:8px;background:var(--navy);color:#fff;font-size:.7rem;font-weight:900;white-space:nowrap}.exam-bank-q{font-weight:800;line-height:1.4}.exam-bank-topic{font-size:.72rem;color:var(--muted);white-space:nowrap}.exam-bank-body{padding:0 16px 17px 16px;border-top:1px solid #edf1f5}.exam-bank-options{display:grid;gap:7px;margin:13px 0}.exam-bank-option{padding:9px 11px;border-radius:10px;background:#f6f8fb}.exam-bank-option.is-answer{background:#eaf8ef;color:#1e6537;font-weight:800}.exam-bank-source{font-size:.76rem;color:var(--blue);font-weight:800}.exam-source-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:34px;align-items:start}.exam-source-card{padding:23px;border-radius:22px;background:var(--navy);color:#fff}.exam-source-card h3{margin-top:0}.exam-source-card a,.exam-source-card span{display:block;padding:10px 0;border-top:1px solid rgba(255,255,255,.12)}.exam-source-card a{color:var(--gold-2);font-weight:800}
@media(max-width:980px){.exam-hero__grid,.exam-config,.exam-source-grid{grid-template-columns:1fr}.exam-category-grid{grid-template-columns:repeat(2,1fr)}.exam-question-map{grid-template-columns:repeat(10,1fr)}.exam-bank-tools{grid-template-columns:1fr 1fr}.exam-search{grid-column:1/-1}}
@media(max-width:650px){.exam-hero__grid{padding:48px 0 58px}.exam-category-grid{grid-template-columns:1fr}.exam-score-grid{grid-template-columns:1fr 1fr}.exam-question-map{grid-template-columns:repeat(6,1fr)}.exam-bank-tools{grid-template-columns:1fr}.exam-search{grid-column:auto}.exam-question-meta{align-items:flex-start;flex-direction:column}.exam-config__controls label:not(.exam-switch){grid-template-columns:1fr}.exam-nav{justify-content:center}.exam-review-btn{order:3;width:100%}.exam-run__top{align-items:flex-start}.exam-bank-item summary{grid-template-columns:auto 1fr}.exam-bank-topic{grid-column:2}.exam-option{grid-template-columns:34px 1fr;padding:12px}.exam-source-card{padding:18px}}