/* Проверка решения онлайн — /proverka-resheniya */
.sc-hero{background:linear-gradient(135deg,#1e3a8a 0%,#2563eb 55%,#7c3aed 100%);color:#fff;padding:52px 20px 44px;text-align:center}
.sc-hero-inner{max-width:780px;margin:0 auto}
.sc-hero-badge{display:inline-block;padding:5px 14px;border-radius:999px;background:rgba(255,255,255,.16);font-size:13px;font-weight:600;margin-bottom:14px}
.sc-hero h1{font-size:36px;font-weight:800;margin:0 0 12px;letter-spacing:-.5px;color:#fff}
.sc-hero p{font-size:16px;line-height:1.6;opacity:.9;margin:0 0 22px}
.sc-hero-stats{display:flex;gap:28px;justify-content:center;flex-wrap:wrap}
.sc-hero-stat strong{display:block;font-size:20px;font-weight:800;color:#fbbf24}
.sc-hero-stat span{display:block;font-size:12.5px;opacity:.85;margin-top:2px}
.sc-section{padding:28px 0 60px;background:var(--bg)}
.sc-container{max-width:1180px;margin:0 auto;padding:0 20px}
.sc-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px;align-items:start}
.sc-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:24px;margin-bottom:18px}
.sc-card h2{font-size:19px;font-weight:700;margin:0 0 12px;color:var(--text-strong)}
.sc-card-head{display:flex;gap:14px;align-items:center;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid var(--border-soft)}
.sc-card-head h2{margin:0 0 3px}
.sc-card-head p{margin:0;font-size:13.5px;color:var(--text-muted)}
.sc-card-ico{width:44px;height:44px;border-radius:12px;background:var(--info-bg);display:flex;align-items:center;justify-content:center;font-size:22px;flex:none}
.sc-field{margin-bottom:14px;min-width:0}
.sc-label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}
.sc-row{display:grid;grid-template-columns:minmax(0,1fr) 150px 110px;gap:12px}
.sc-field-grade[hidden]{display:none}
.sc-input{width:100%;box-sizing:border-box;padding:10px 12px;border:1.5px solid var(--border);border-radius:10px;background:var(--card);color:var(--text);font:inherit;font-size:14.5px;transition:border-color .15s}
.sc-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
.sc-textarea{resize:vertical;min-height:130px;line-height:1.5}
.sc-seg-old{display:inline-flex;background:var(--bg2);border-radius:10px;padding:3px;gap:3px;flex-wrap:wrap}
.sc-seg-item input{position:absolute;opacity:0;pointer-events:none}
.sc-seg-item span{display:inline-block;padding:7px 14px;border-radius:8px;font-size:13.5px;font-weight:600;color:var(--text-secondary);cursor:pointer;user-select:none}
.sc-seg-item input:checked+span{background:var(--card);color:var(--primary);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.sc-two{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:6px}
.sc-block{background:var(--bg);border:1px solid var(--border-soft);border-radius:12px;padding:14px}
.sc-block-head{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.sc-block-head h3{margin:0;font-size:15px;font-weight:700;color:var(--text-strong)}
.sc-block-num{width:22px;height:22px;border-radius:50%;background:var(--primary);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}
.sc-drop{margin-top:10px;border:1.5px dashed var(--border-strong);border-radius:10px;padding:10px 12px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;transition:border-color .15s,background .15s}
.sc-drop.over{border-color:var(--primary);background:var(--info-bg)}
.sc-drop-btn{border:none;background:var(--info-bg);color:var(--info-ink);font:inherit;font-size:13px;font-weight:600;padding:7px 12px;border-radius:8px;cursor:pointer}
.sc-drop-btn:hover{background:var(--info-bg2)}
.sc-drop-hint{font-size:12px;color:var(--text-muted)}
.sc-thumbs{display:flex;gap:8px;flex-wrap:wrap;width:100%}
.sc-thumbs:empty{display:none}
.sc-thumb{position:relative;width:64px;height:64px;border-radius:8px;overflow:hidden;border:1px solid var(--border)}
.sc-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.sc-thumb button{position:absolute;top:2px;right:2px;width:18px;height:18px;border:none;border-radius:50%;background:rgba(0,0,0,.6);color:#fff;font-size:11px;line-height:18px;cursor:pointer;padding:0}
.sc-submit-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:18px}
.sc-submit{border:none;background:var(--primary);color:#fff;font:inherit;font-size:15.5px;font-weight:700;padding:12px 26px;border-radius:10px;cursor:pointer;transition:background .15s,transform .15s}
.sc-submit:hover{background:var(--primary-dark);transform:translateY(-1px)}
.sc-submit:disabled{opacity:.6;cursor:not-allowed;transform:none}
.sc-limit{font-size:13px;color:var(--text-muted)}
.sc-status{margin-top:14px;padding:12px 14px;border-radius:10px;background:var(--info-bg);color:var(--info-ink);font-size:14px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.sc-status[data-state=error]{background:var(--err-bg);color:var(--err-ink)}
.sc-status[hidden]{display:none}
.sc-spin{width:18px;height:18px;border:3px solid rgba(37,99,235,.25);border-top-color:var(--primary);border-radius:50%;animation:scspin .8s linear infinite;flex:none}
@keyframes scspin{to{transform:rotate(360deg)}}
.sc-status button{border:none;background:transparent;color:inherit;text-decoration:underline;cursor:pointer;font:inherit;font-size:13px;padding:0}
/* результат */
.sc-result[hidden]{display:none}
.sc-result-head{display:flex;gap:18px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.sc-score{width:86px;height:86px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;flex:none;border:4px solid var(--border)}
.sc-score b{font-size:24px;line-height:1;color:var(--text-strong)}
.sc-score span{font-size:11px;color:var(--text-muted);margin-top:3px}
.sc-score.v-correct{border-color:var(--ok)}.sc-score.v-partial{border-color:var(--warn)}.sc-score.v-incorrect{border-color:var(--err)}
.sc-verdict{display:inline-block;padding:4px 12px;border-radius:999px;font-size:13px;font-weight:700;margin-bottom:6px}
.sc-verdict.v-correct{background:var(--ok-bg2);color:var(--ok-ink)}
.sc-verdict.v-partial{background:var(--warn-bg2);color:var(--warn-ink)}
.sc-verdict.v-incorrect{background:var(--err-bg2);color:var(--err-ink)}
.sc-verdict.v-unclear{background:var(--bg3);color:var(--text-secondary)}
.sc-result-title{font-size:18px;font-weight:700;color:var(--text-strong);margin:0 0 4px}
.sc-result-sub{font-size:13px;color:var(--text-muted)}
.sc-summary{font-size:15px;line-height:1.6;color:var(--text);margin:0 0 18px}
.sc-h{font-size:15px;font-weight:700;color:var(--text-strong);margin:18px 0 8px;display:flex;align-items:center;gap:8px}
.sc-crit{width:100%;border-collapse:collapse;font-size:14px}
.sc-crit th,.sc-crit td{padding:8px 10px;border-bottom:1px solid var(--border-soft);text-align:left;vertical-align:top}
.sc-crit th{font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--text-muted);font-weight:600}
.sc-crit td.pts{white-space:nowrap;font-weight:700}
.sc-crit td.pts.full{color:var(--ok-deep)}.sc-crit td.pts.zero{color:var(--err-deep)}.sc-crit td.pts.part{color:var(--warn-ink)}
.sc-steps{list-style:none;margin:0;padding:0}
.sc-step{display:grid;grid-template-columns:22px 1fr;gap:10px;padding:8px 0;border-bottom:1px dashed var(--border-soft);font-size:14px;line-height:1.5}
.sc-step-dot{width:14px;height:14px;border-radius:50%;margin-top:5px;background:var(--bg3)}
.sc-step.ok .sc-step-dot{background:var(--ok)}.sc-step.warn .sc-step-dot{background:var(--warn)}.sc-step.error .sc-step-dot{background:var(--err)}
.sc-step-text{color:var(--text)}
.sc-step-comment{font-size:13px;color:var(--text-secondary);margin-top:2px}
.sc-step.error .sc-step-comment{color:var(--err-ink)}
.sc-errors{display:grid;gap:10px}
.sc-error{border:1px solid var(--err-line);background:var(--err-bg);border-radius:10px;padding:10px 12px;font-size:14px;line-height:1.5}
.sc-error b{color:var(--err-ink)}
.sc-error .fix{color:var(--ok-ink);margin-top:4px}
.sc-recs{margin:0;padding-left:20px;font-size:14px;line-height:1.6}
.sc-pre{white-space:pre-wrap;font-family:inherit;font-size:14px;line-height:1.6;background:var(--bg);border:1px solid var(--border-soft);border-radius:10px;padding:12px 14px;margin:0}
.sc-details summary{cursor:pointer;font-weight:600;color:var(--primary);font-size:14px;margin:8px 0}
.sc-conf{font-size:12.5px;color:var(--text-muted);margin-top:14px;border-top:1px solid var(--border-soft);padding-top:10px}
.sc-result-actions{margin-top:14px;display:flex;gap:10px;flex-wrap:wrap}
.sc-btn2{display:inline-block;padding:9px 16px;border-radius:9px;border:1.5px solid var(--border);color:var(--text);font-size:13.5px;font-weight:600;text-decoration:none;cursor:pointer;background:transparent;font-family:inherit}
.sc-btn2:hover{border-color:var(--primary);color:var(--primary)}
/* плитки типа работы */
.sc-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.sc-tile{position:relative;display:flex;align-items:center;gap:12px;padding:12px 14px;border:2px solid var(--border);border-radius:12px;background:var(--card);cursor:pointer;transition:border-color .2s,box-shadow .2s,transform .2s}
.sc-tile:hover{border-color:rgba(92,53,213,.35);transform:translateY(-1px)}
.sc-tile input{position:absolute;opacity:0;pointer-events:none}
.sc-tile-ico{width:40px;height:40px;border-radius:10px;background:var(--info-bg);display:flex;align-items:center;justify-content:center;font-size:20px;flex:none;transition:background .2s}
.sc-tile-text{display:flex;flex-direction:column;min-width:0}
.sc-tile-text b{font-size:14.5px;color:var(--text-strong)}
.sc-tile-text small{font-size:11.5px;color:var(--text-muted);margin-top:1px}
.sc-tile:has(input:checked){border-color:#5c35d5;box-shadow:0 0 0 3px rgba(92,53,213,.12);background:linear-gradient(90deg,rgba(92,53,213,.06),transparent)}
.sc-tile:has(input:checked) .sc-tile-ico{background:linear-gradient(135deg,#5c35d5,#2d6be4)}
.sc-card-ico{background:linear-gradient(135deg,#5c35d5,#2d6be4);color:#fff}
/* enhanced select (порт из /sochbot/gradient-glass.css) */
.enh-select{position:relative;width:100%}
.enh-select__trigger{width:100%;border:2px solid var(--border);border-radius:12px;background:var(--card);cursor:pointer;display:flex;align-items:center;position:relative;overflow:hidden;transition:all .25s ease}
.enh-select__trigger:hover{border-color:rgba(92,53,213,.35)}
.enh-select__trigger:focus{outline:none;border-color:#5c35d5}
.enh-select.open .enh-select__trigger{border-color:#5c35d5;box-shadow:0 0 0 3px rgba(92,53,213,.1);border-bottom-left-radius:0;border-bottom-right-radius:0}
.enh-select__selected{flex:1;padding:8px 14px;display:flex;align-items:center;gap:10px;min-height:46px}
.enh-select__selected-icon{width:32px;height:32px;border-radius:8px;background:linear-gradient(135deg,#5c35d5,#2d6be4);display:none;align-items:center;justify-content:center;flex-shrink:0;font-size:16px}
.enh-select.has-value .enh-select__selected-icon{display:flex}
.enh-select__selected-text{font-size:14.5px;font-weight:600;color:var(--text-strong)}
.enh-select__placeholder{font-size:14px;color:var(--text-faint)}
.enh-select__arrow-wrap{width:46px;height:46px;display:flex;align-items:center;justify-content:center;flex-shrink:0;border-left:1px solid var(--border-soft);background:var(--bg);color:var(--text-muted);transition:background .2s}
.enh-select__arrow-wrap svg{transition:transform .3s ease}
.enh-select.open .enh-select__arrow-wrap svg{transform:rotate(180deg);color:#5c35d5}
.enh-select__panel{position:absolute;top:100%;left:0;right:0;background:var(--card);border:2px solid #5c35d5;border-top:none;border-radius:0 0 12px 12px;box-shadow:0 12px 36px rgba(92,53,213,.14);z-index:120;overflow:hidden;max-height:0;opacity:0;transition:max-height .3s ease,opacity .2s ease;pointer-events:none}
.enh-select.open .enh-select__panel{max-height:420px;opacity:1;pointer-events:auto}
.enh-select__options{max-height:360px;overflow-y:auto;scrollbar-width:thin}
.enh-select__option{display:flex;align-items:center;gap:12px;padding:10px 14px;cursor:pointer;transition:all .15s ease;border-left:3px solid transparent}
.enh-select__option+.enh-select__option{border-top:1px solid var(--border-soft)}
.enh-select__option:hover{background:var(--bg2);border-left-color:rgba(92,53,213,.3)}
.enh-select__option.selected{background:linear-gradient(90deg,rgba(92,53,213,.08),transparent);border-left-color:#5c35d5}
.enh-select__option-icon{width:36px;height:36px;border-radius:8px;background:var(--info-bg);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:17px;transition:all .2s}
.enh-select__option:hover .enh-select__option-icon,.enh-select__option.selected .enh-select__option-icon{background:linear-gradient(135deg,#5c35d5,#2d6be4);transform:scale(1.05)}
.enh-select__option-text{flex:1;min-width:0}
.enh-select__option-title{font-size:14px;font-weight:600;color:var(--text-strong)}
.enh-select__option-desc{font-size:11.5px;color:var(--text-muted);margin-top:1px}
.enh-select__option-tag{font-size:10px;font-weight:700;padding:3px 8px;border-radius:6px;background:var(--ok-bg2);color:var(--ok-ink);white-space:nowrap;flex-shrink:0}
.enh-select__option-tag.hot{background:var(--warn-bg2);color:var(--warn-ink)}
/* сочинения → эксперты */
.sc-essay-redirect{display:flex;gap:14px;align-items:flex-start;margin:6px 0 16px;padding:16px 18px;border-radius:12px;background:var(--warn-bg);border:1px solid var(--warn-line)}
.sc-essay-redirect[hidden]{display:none}
.sc-essay-ico{font-size:28px;line-height:1;flex:none}
.sc-essay-body b{display:block;font-size:15px;color:var(--text-strong);margin-bottom:4px}
.sc-essay-body p{margin:0 0 12px;font-size:14px;line-height:1.55;color:var(--warn-ink)}
.sc-essay-btn{text-decoration:none;display:inline-block;background:var(--accent)}
.sc-essay-btn:hover{background:var(--accent-dark)}
.sc-form.is-essay .sc-two,.sc-form.is-essay .sc-submit-row{display:none}
.sc-essay-card{background:linear-gradient(160deg,var(--warn-bg),var(--card));border-color:var(--warn-line)}
.sc-essay-card-ico{width:44px;height:44px;border-radius:12px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:10px}
.sc-essay-card h2{margin-bottom:6px}
.sc-essay-card p{font-size:13.5px;line-height:1.55;color:var(--text-secondary);margin:0 0 12px}
.sc-essay-card .sc-essay-btn{width:100%;box-sizing:border-box;text-align:center;font-size:14px;padding:11px 14px}
/* жалоба на проверку */
.sc-report[hidden]{display:none}
.sc-report{border-color:var(--warn-line)}
.sc-report-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.sc-report-head span{font-size:22px}
.sc-report-head h2{margin:0}
.sc-report .sc-muted{margin-bottom:14px}
.sc-report-row{grid-template-columns:1fr 1fr}
.sc-report-btn{background:var(--warn);}
.sc-report-btn:hover{background:var(--accent-dark)}
.sc-report-link{color:var(--err);border-color:var(--err-line)}
.sc-report-link:hover{color:var(--err-deep);border-color:var(--err)}
.sc-status .sc-btn2{padding:5px 10px;font-size:12.5px;text-decoration:none}
@media (max-width:640px){.sc-report-row{grid-template-columns:1fr}}
/* прочее */
.sc-how-list{margin:0;padding-left:20px;line-height:1.65;font-size:14.5px}
.sc-how-list li{margin-bottom:6px}
.sc-callout{margin-top:14px;padding:12px 14px;border-radius:10px;background:var(--warn-bg);border:1px solid var(--warn-line);color:var(--warn-ink);font-size:14px}
.sc-callout a{color:inherit;font-weight:700}
.sc-faq-item{border-bottom:1px solid var(--border-soft);padding:8px 0}
.sc-faq-item summary{cursor:pointer;font-weight:600;font-size:15px;color:var(--text-strong);list-style:none;position:relative;padding-right:24px}
.sc-faq-item summary::after{content:'+';position:absolute;right:4px;top:0;color:var(--text-muted);font-weight:400}
.sc-faq-item[open] summary::after{content:'–'}
.sc-faq-item p{margin:8px 0 4px;font-size:14px;line-height:1.6;color:var(--text-secondary)}
.sc-muted{font-size:13.5px;color:var(--text-muted);line-height:1.5;margin:0}
.sc-history-list{list-style:none;margin:0;padding:0}
.sc-history-item a{display:grid;grid-template-columns:1fr auto;gap:2px 8px;padding:9px 8px;border-radius:8px;text-decoration:none;color:var(--text)}
.sc-history-item a:hover,.sc-history-item.active a{background:var(--bg2)}
.sc-history-title{font-size:13.5px;font-weight:600;grid-column:1}
.sc-history-meta{font-size:12px;color:var(--text-muted);grid-column:1}
.sc-history-badge{grid-column:2;grid-row:1/3;align-self:center;font-size:12px;font-weight:700;padding:3px 9px;border-radius:999px;background:var(--bg3);color:var(--text-secondary)}
.sc-history-badge.st-done.v-correct{background:var(--ok-bg2);color:var(--ok-ink)}
.sc-history-badge.st-done.v-partial{background:var(--warn-bg2);color:var(--warn-ink)}
.sc-history-badge.st-done.v-incorrect{background:var(--err-bg2);color:var(--err-ink)}
.sc-history-badge.st-failed{background:var(--err-bg);color:var(--err-ink)}
.sc-tip h3{font-size:15px;margin:0 0 8px;color:var(--text-strong)}
.sc-tip ul{margin:0;padding-left:18px;font-size:13.5px;line-height:1.55;color:var(--text-secondary)}
@media (max-width:900px){.sc-grid{grid-template-columns:1fr}.sc-side{order:2}}
@media (max-width:640px){.sc-tiles{grid-template-columns:1fr}.sc-tile{padding:10px 12px}.sc-hero h1{font-size:27px}.sc-hero{padding:38px 16px 32px}.sc-two{grid-template-columns:1fr}.sc-row{grid-template-columns:1fr 1fr}.sc-row .sc-field:first-child{grid-column:1/-1}.sc-card{padding:18px 14px}.sc-container{padding:0 14px}}