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var(--ld-black);font-family:var(--ld-font-display);font-size:12px;font-weight:700;letter-spacing:.16em;padding:13px 22px;text-decoration:none;transition:background .3s var(--ld-ease),color .3s var(--ld-ease)}.ld-iv-stagebar-btn:hover{background:var(--ld-ink)}.ld-iv-stagebar-btn--ghost{background:var(--ld-surface);color:var(--ld-ink);border-color:var(--ld-surface)}.ld-iv-stagebar-btn--ghost:hover{background:var(--ld-ghost)}.ld-iv-timer{display:inline-flex;align-items:baseline;gap:16px}.ld-iv-timer-label{font-family:var(--ld-font-display);font-size:11px;font-weight:700;letter-spacing:.2em;color:var(--ld-gray-light)}.ld-iv-timer-value{font-family:var(--ld-font-display);font-size:clamp(22px,2vw,28px);font-weight:900;letter-spacing:.02em;color:var(--ld-black);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.ld-iv-timer-value.is-urgent{color:#c0392b}.ld-iv-setup{position:relative;overflow:clip;flex:1 1;padding:clamp(56px,8vh,100px) 0 clamp(120px,16vh,200px)}.ld-iv-setup 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var(--ld-accent-ink);font-size:14px;line-height:1.7;color:var(--ld-gray)}.ld-iv-verified{display:flex;gap:16px;align-items:flex-start;margin-top:28px}.ld-iv-verified-badge{flex-shrink:0;width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;background:var(--ld-surface);color:var(--ld-accent-ink)}.ld-iv-verified strong{display:block;font-family:var(--ld-font-display);font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--ld-ink)}.ld-iv-verified p{margin:6px 0 0;font-size:13px;line-height:1.6;color:var(--ld-gray-light)}.ld-iv-exam{flex:1 1;display:grid;grid-template-columns:clamp(120px,11vw,176px) minmax(0,1fr);align-items:stretch}.ld-iv-rail{border-right:1px solid var(--ld-line);padding:clamp(32px,4.5vh,56px) 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p{margin:0;font-size:clamp(16px,1.3vw,19px);font-weight:800;line-height:1.65;letter-spacing:-.01em;color:var(--ld-black)}.ld-iv-answer-label{display:block;margin-top:clamp(40px,6vh,70px);margin-bottom:16px;font-family:var(--ld-font-display);font-size:12px;font-weight:700;letter-spacing:.2em;color:var(--ld-ink)}.ld-iv-answer{width:100%;min-height:clamp(260px,36vh,420px);resize:vertical;background:#fff;border:1px solid #c9ccd2;border-radius:0;padding:24px 26px;font-size:16px;line-height:1.85;color:var(--ld-ink);font-family:inherit;transition:border-color .25s var(--ld-ease),box-shadow .25s var(--ld-ease)}.ld-iv-answer::placeholder{color:var(--ld-gray-light)}.ld-iv-answer:focus{outline:none;border-color:var(--ld-accent-ink);box-shadow:0 0 0 3px rgba(138,109,60,.14)}.ld-iv-paper-foot{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:clamp(28px,4vh,44px)}.ld-iv-paper-status{font-family:var(--ld-font-display);font-size:12px;font-weight:700;letter-spacing:.18em;color:var(--ld-gray-light)}.ld-iv-paper-nav{display:flex;gap:14px}.ld-iv-move{appearance:none;cursor:pointer;display:inline-flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--ld-black);color:var(--ld-black);font-size:15px;font-weight:800;letter-spacing:.06em;padding:16px 30px;transition:background .25s var(--ld-ease),color .25s var(--ld-ease),opacity .25s var(--ld-ease)}.ld-iv-move:disabled{opacity:.3;cursor:default}.ld-iv-move:hover:not(:disabled){background:var(--ld-surface)}.ld-iv-move--next{background:var(--ld-black);color:#fff}.ld-iv-move--next:hover:not(:disabled){background:var(--ld-ink)}.ld-iv-move--submit{background:var(--ld-accent-ink);border-color:var(--ld-accent-ink);color:#fff}.ld-iv-move--submit:hover:not(:disabled){background:#75592c}.ld-iv-done{position:relative;overflow:clip;background:#fff;padding:clamp(96px,13vh,180px) 0 clamp(120px,16vh,220px)}.ld-iv-done-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,2.4vw,40px);max-width:1060px;margin:clamp(64px,9vh,110px) auto 0}.ld-iv-done-card{position:relative;border:1px solid var(--ld-black);background:#fff;padding:clamp(32px,3.6vw,52px) 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.ld-iv-done-card-caption{color:#b8bcc6}.ld-iv-done-home{text-align:center;margin-top:clamp(48px,7vh,80px)}.ld-iv-home-link{display:inline-flex;align-items:center;gap:12px;font-size:15px;font-weight:800;letter-spacing:.04em;color:var(--ld-ink);text-decoration:none;border-bottom:2px solid var(--ld-ink);padding-bottom:6px;transition:color .25s var(--ld-ease)}.ld-iv-home-link:hover{color:var(--ld-accent-ink)}@media (max-width:1080px){.ld-iv-setup-body{grid-template-columns:minmax(0,1fr)}.ld-iv-setup-side{max-width:560px}}@media (max-width:860px){.ld-iv-exam,.ld-iv-features{grid-template-columns:minmax(0,1fr)}.ld-iv-rail{border-right:none;border-bottom:1px solid var(--ld-line);padding:20px clamp(20px,4vw,32px)}.ld-iv-rail-label{margin-bottom:14px}.ld-iv-rail-list{flex-direction:row;overflow-x:auto;padding-bottom:4px}.ld-iv-rail-num{flex-shrink:0;width:46px;height:46px}.ld-iv-timer-label{display:none}.ld-iv-done-cards{grid-template-columns:minmax(0,1fr)}}@media 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