:root{--font-mono: "SF Mono", "Fira Code", "Consolas", monospace}.skills-page{max-width:1080px;margin:0 auto;padding:64px 24px 20px}.sk-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px;gap:16px}.sk-title{font-size:22px;font-weight:700;color:var(--text-primary)}.sk-subtitle{font-size:13px;color:var(--text-secondary);margin-top:4px}.sk-disclaimer{display:flex;align-items:center;gap:8px;margin-top:12px;padding:8px 12px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-left:4px solid var(--color-up);border-radius:6px}.sk-disclaimer svg{flex-shrink:0;width:16px;height:16px;color:var(--color-up)}.sk-disclaimer p{margin:0;font-size:12px;font-weight:600;color:var(--text-primary);line-height:1.5}.sk-disclaimer p b{color:var(--color-up);font-weight:600}.sk-update-tip{display:flex;align-items:center;gap:6px;margin-top:8px;font-size:12px;font-weight:500;color:var(--text-secondary)}.sk-update-dot{width:6px;height:6px;border-radius:50%;background:var(--accent-blue);flex-shrink:0;animation:sk-update-pulse 2s ease-in-out infinite}.sk-update-new{margin-left:2px;padding:1px 6px;font-size:11px;font-weight:600;color:var(--accent-blue);background:#58a6ff1a;border-radius:4px;line-height:1.4}.sk-update-time{color:var(--text-primary)}@keyframes sk-update-pulse{0%,to{opacity:.5;transform:scale(1)}50%{opacity:1;transform:scale(1.25)}}.sk-download-btn{display:flex;align-items:center;gap:8px;padding:10px 20px;background:linear-gradient(135deg,var(--accent-blue),#3b82f6);color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;white-space:nowrap}.sk-download-btn svg{width:16px;height:16px}.sk-download-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #58a6ff66}.sk-step-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;flex-shrink:0}.sk-source-btn{display:flex;align-items:center;gap:8px;padding:10px 20px;background:transparent;color:var(--text-secondary);border:1px solid var(--border-color);border-radius:8px;font-size:14px;font-weight:500;text-decoration:none;white-space:nowrap;cursor:pointer;transition:all .2s ease}.sk-source-btn svg{width:16px;height:16px}.sk-source-btn:hover{background:#58a6ff14;border-color:var(--accent-blue);color:var(--text-primary)}.sk-section{margin-bottom:32px}.sk-section-title{font-size:16px;font-weight:700;color:var(--text-primary);margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid var(--border-color)}.sk-tutorial{display:flex;flex-direction:column;gap:0}.sk-step{display:flex;gap:16px;padding:20px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;margin-bottom:16px}.sk-step:last-child{margin-bottom:0}.sk-step-num{width:28px;height:28px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--accent-blue);color:#fff;font-size:13px;font-weight:700}.sk-step-body{flex:1;min-width:0}.sk-step-title{font-size:15px;font-weight:700;color:var(--text-primary);margin-bottom:6px}.sk-step-desc{font-size:13px;color:var(--text-secondary);line-height:1.7;margin-bottom:10px}.sk-step-desc code{font-family:var(--font-mono);font-size:12px;background:var(--bg-tertiary);padding:1px 5px;border-radius:3px;color:var(--accent-blue)}.sk-step-desc a code{cursor:pointer}.sk-step-body--row{display:flex;align-items:center;justify-content:space-between;gap:16px}.sk-step-text{flex:1;min-width:0}.sk-key-tip{display:flex;align-items:baseline;flex-wrap:wrap;gap:4px 8px;margin-bottom:10px;padding:8px 12px;border-left:2px solid var(--accent-blue);border-radius:0 6px 6px 0;background:#58a6ff14;font-size:12px;font-weight:500;color:var(--text-secondary)}.sk-key-tip__text code{font-size:11px}.sk-key-tip__link{color:var(--accent-blue);text-decoration:none;white-space:nowrap}.sk-key-tip__link:hover{text-decoration:underline}.sk-step-code{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:6px;padding:12px 16px;overflow-x:auto;margin-bottom:12px}.sk-step-code:last-child{margin-bottom:0}.sk-step-code pre{font-family:var(--font-mono);font-size:12px;line-height:1.6;color:var(--text-secondary);margin:0;white-space:pre}.sk-step-code code{font-family:var(--font-mono)}.sk-step-examples{display:flex;flex-direction:column;gap:8px}.sk-step-list{margin:4px 0 12px;padding-left:20px;font-size:13px;color:var(--text-secondary);line-height:1.7}.sk-step-list li{margin-bottom:2px}.sk-step-list li::marker{color:var(--text-tertiary, var(--text-secondary))}.sk-step-list a{color:var(--accent-blue);text-decoration:underline;text-decoration-color:#58a6ff66;text-underline-offset:2px;transition:text-decoration-color .15s ease}.sk-step-list a:hover{text-decoration-color:var(--accent-blue)}.sk-example{display:flex;align-items:center;gap:10px;padding:8px 12px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:6px}.sk-example-tag{font-size:11px;font-weight:600;padding:2px 8px;border-radius:10px;background:#58a6ff1a;color:var(--accent-blue);border:1px solid rgba(88,166,255,.25);white-space:nowrap}.sk-example-text{font-size:13px;color:var(--text-primary)}.sk-section-hint{font-size:12px;font-weight:500;color:var(--text-secondary);margin-left:8px}.sk-detail-block{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:20px 24px;margin-bottom:16px}.sk-detail-block:last-child{margin-bottom:0}.sk-detail-title{font-size:16px;font-weight:700;color:var(--text-primary);line-height:1.4;padding-left:12px;border-left:3px solid var(--accent-blue);margin-bottom:14px}.sk-detail-subtitle{margin:18px 0 8px;font-size:13px;font-weight:600;color:var(--text-primary);padding-left:10px;border-left:2px solid var(--tint-border-blue)}.sk-detail-subtitle:first-child{margin-top:8px}.sk-tabs{display:flex;flex-wrap:wrap;gap:2px;margin-bottom:24px;border-bottom:1px solid var(--border-color)}.sk-tab{position:relative;padding:10px 16px;font-size:13px;font-weight:500;color:var(--text-secondary);background:transparent;border:none;border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap;cursor:pointer;transition:color .15s ease,border-color .15s ease}.sk-tab:hover{color:var(--text-primary)}.sk-tab.is-active{color:var(--accent-blue);border-bottom-color:var(--accent-blue);font-weight:600}.sk-panel{display:none}.sk-panel.is-active{display:block}.sk-intro-note{padding:12px 16px;margin-bottom:16px;background:color-mix(in srgb,var(--accent-blue) 6%,var(--bg-secondary));border:1px solid color-mix(in srgb,var(--accent-blue) 20%,var(--border-color));border-left:3px solid var(--accent-blue);border-radius:6px;font-size:13px;color:var(--text-secondary);line-height:1.7}.sk-intro-note code{font-family:var(--font-mono);font-size:12px;background:var(--bg-tertiary);padding:1px 5px;border-radius:3px;color:var(--accent-blue)}.sk-intro-note strong{color:var(--text-primary);font-weight:600}.sk-intro-note em{font-style:normal;color:var(--text-tertiary, var(--text-secondary))}.sk-strategy-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}@media(max-width:980px){.sk-strategy-cards{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.sk-strategy-cards{grid-template-columns:1fr}}.sk-strategy-card{display:flex;flex-direction:column;gap:10px;padding:16px 18px;text-decoration:none;background:var(--bg-secondary);border:1px solid var(--border-color);border-left:3px solid var(--strategy-accent, var(--accent-blue));border-radius:8px;cursor:pointer;transition:border-color .15s ease,background .15s ease,transform .15s ease}.sk-strategy-card:hover{background:color-mix(in srgb,var(--strategy-accent, var(--accent-blue)) 4%,var(--bg-secondary));border-color:color-mix(in srgb,var(--strategy-accent, var(--accent-blue)) 45%,var(--border-color));transform:translateY(-1px)}.sk-strategy-card:focus-visible{outline:2px solid var(--accent-blue);outline-offset:2px}.sk-strategy-card--intraday{--strategy-accent: var(--color-up);--strategy-tint: var(--tint-up)}.sk-strategy-card--auction{--strategy-accent: var(--accent-gold);--strategy-tint: var(--tint-gold)}.sk-strategy-card__head{display:flex;align-items:center;justify-content:space-between;gap:8px}.sk-strategy-card__type{flex-shrink:0;padding:2px 8px;font-size:11px;font-weight:600;line-height:1.4;color:var(--strategy-accent, var(--accent-blue));background:var(--strategy-tint, var(--tint-blue));border-radius:4px}.sk-strategy-card__count{flex-shrink:0;min-width:22px;padding:1px 7px;font-family:var(--font-mono);font-size:11px;font-weight:600;line-height:1.5;text-align:center;color:var(--accent-blue);background:color-mix(in srgb,var(--accent-blue) 12%,transparent);border-radius:10px}.sk-strategy-card__name{margin:0;font-size:14px;font-weight:600;line-height:1.4;color:var(--text-primary)}.sk-strategy-card__desc{margin:0;font-size:12px;line-height:1.7;color:var(--text-secondary);max-height:7em;overflow:hidden}.sk-strategy-card__desc--empty{color:var(--text-tertiary, var(--text-secondary))}.sk-strategy-card__desc p,.sk-strategy-card__desc ul,.sk-strategy-card__desc ol{margin:0}.sk-strategy-card__desc ul,.sk-strategy-card__desc ol{padding-left:18px}.sk-strategy-card__desc strong{color:var(--text-primary);font-weight:600}.sk-strategy-card__meta{display:flex;align-items:center;flex-wrap:wrap;gap:6px;padding-top:8px;margin-top:auto;border-top:1px solid var(--border-color);font-size:11px;color:var(--text-secondary)}.sk-strategy-card__id{font-family:var(--font-mono);color:var(--text-tertiary, var(--text-secondary))}.sk-strategy-card__sep{color:var(--border-color)}.sk-strategy-empty{padding:32px 16px;text-align:center;font-size:13px;color:var(--text-secondary);background:var(--bg-secondary);border:1px dashed var(--border-color);border-radius:8px}.sk-table-wrap{overflow-x:auto;border:1px solid var(--border-color);border-radius:6px;margin-bottom:12px}.sk-system-table{width:100%;min-width:760px;border-collapse:collapse;font-size:12px;line-height:1.65}.sk-system-table th{padding:8px 12px;text-align:left;font-size:11px;font-weight:600;white-space:nowrap;color:var(--text-secondary);background:var(--bg-tertiary);border-bottom:1px solid var(--border-color)}.sk-system-table td{padding:8px 12px;vertical-align:top;color:var(--text-secondary);border-bottom:1px solid var(--border-color)}.sk-system-table tbody tr:last-child td{border-bottom:none}.sk-system-table td:first-child{color:var(--text-primary);font-weight:500}.sk-system-table td:first-child strong{font-weight:600}.sk-system-table td strong{color:var(--text-primary);font-weight:600}.sk-system-table tbody tr:hover td{background:color-mix(in srgb,var(--accent-blue) 4%,transparent)}.sk-system-risk{padding:10px 14px;font-size:12px;font-weight:500;line-height:1.7;color:var(--text-secondary);background:color-mix(in srgb,var(--color-up) 6%,var(--bg-secondary));border:1px solid color-mix(in srgb,var(--color-up) 20%,var(--border-color));border-left:3px solid var(--color-up);border-radius:6px}.sk-system-risk strong{color:var(--color-up);font-weight:600}@media(max-width:767px){.sk-header{flex-direction:column;align-items:flex-start}.sk-title{font-size:20px}.sk-step{gap:12px;padding:16px}.sk-step-body--row{flex-direction:column;align-items:flex-start}.sk-step-code pre{font-size:11px}.sk-detail-block{padding:16px}.sk-example{flex-direction:column;align-items:flex-start;gap:4px}}.sk-faq{max-width:1080px;margin:24px auto 0;padding:0 24px 40px}.sk-faq__card{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:12px 14px}.sk-faq__head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;padding-left:8px;border-left:2px solid var(--accent-blue);margin-bottom:10px}.sk-faq__title{margin:0;font-size:14px;font-weight:600;color:var(--text-primary);letter-spacing:.3px}.sk-faq__meta{font-size:12px;color:var(--text-secondary)}.sk-faq__list{display:grid;grid-template-columns:1fr 1fr;gap:8px}.sk-faq__item{padding:10px 12px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:6px}.sk-faq__q{margin:0 0 4px;font-size:13px;font-weight:600;color:var(--text-primary)}.sk-faq__a{margin:0;font-size:12px;line-height:1.7;color:var(--text-secondary)}@media(max-width:768px){.sk-faq{padding:0 16px 32px}.sk-faq__list{grid-template-columns:1fr}}