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slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.pcr-examples-row{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:14px;display:flex}.pcr-examples-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);white-space:nowrap;flex-shrink:0;font-size:.72rem;font-weight:700}.pcr-example-chips{flex-wrap:wrap;gap:6px;display:flex}.pcr-example-chip{color:var(--text-main);background:var(--surface-low);border:1px solid var(--outline-variant);cursor:pointer;white-space:nowrap;border-radius:999px;padding:5px 12px;font-size:.75rem;font-weight:600;transition:background .15s,border-color .15s,transform .12s}.pcr-example-chip:hover{background:var(--surface-dim);transform:translateY(-1px)}.pcr-example-chip.active{color:#0f172a;font-weight:700}.pcr-textarea{background:var(--surface-low);border:1px solid var(--panel-border);resize:vertical;width:100%;min-height:300px;color:var(--text-main);border-radius:16px;padding:1.25rem;font-family:IBM Plex Mono,monospace;font-size:.9rem;line-height:1.5;transition:all .2s}.pcr-textarea:focus{border-color:var(--primary);background:var(--surface-high);outline:none}.tool-settings-row{align-items:flex-end;gap:1rem;margin-top:1.5rem;display:flex}.design-btn{flex:1}.pcr-results-list{grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:1.25rem;padding-bottom:2rem;display:grid}.pcr-pair-card{background:var(--panel-bg-solid);border:1px solid var(--panel-border);box-shadow:var(--panel-shadow);border-radius:20px;flex-direction:column;gap:12px;padding:1.25rem;transition:all .3s cubic-bezier(.23,1,.32,1);display:flex;position:relative}.pcr-pair-card:hover{border-color:var(--primary-dim);box-shadow:var(--panel-shadow);transform:translateY(-4px)}.pair-rank{background:var(--secondary);width:28px;height:28px;color:var(--on-primary);border-radius:50%;justify-content:center;align-items:center;font-size:.75rem;font-weight:800;display:flex;position:absolute;top:-10px;left:-10px;box-shadow:0 4px 8px #0000001a}.pair-primer-row{background:var(--surface-low);border-radius:12px;justify-content:space-between;align-items:center;gap:8px;padding:10px;display:flex}.primer-info{flex-direction:column;gap:4px;display:flex;overflow:hidden}.pcr-pair-card .primer-sequence{box-shadow:none;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:none;margin:0;padding:0;font-size:.8rem;overflow:hidden}.pair-footer{border-top:1px dashed #94a3b833;justify-content:space-between;align-items:center;margin-top:4px;padding-top:12px;display:flex}.tm-delta{color:var(--text-muted);font-size:.8rem;font-weight:700}.pair-status-tag{border-radius:4px;padding:2px 8px;font-size:.65rem;font-weight:800}.pair-status-tag.pass{background:var(--secondary-container);color:var(--secondary);border:1px solid #10b98133}.pair-status-tag.warn{color:#f59e0b;background:#f59e0b26;border:1px solid #f59e0b33}.pair-status-tag.fail{color:#ef4444;background:#ef444426;border:1px solid #ef444433}@media (width<=1024px){.pcr-content-grid{grid-template-columns:1fr}}.entry-journey{flex-direction:column;justify-content:center;align-items:center;max-width:1200px;min-height:80vh;margin:0 auto;padding:2rem;display:flex}.entry-stage{text-align:center;width:100%;max-width:900px;animation:.6s cubic-bezier(.23,1,.32,1) fadeIn;position:relative}.landing-actions{z-index:10;justify-content:flex-end;display:flex;position:absolute;top:-40px;right:0}.theme-btn-landing{background:var(--surface-low);border:1px solid var(--panel-border);box-shadow:var(--panel-shadow);transition:all .3s;transform:translateY(0)}.theme-btn-landing:hover{background:var(--surface-high);transform:translateY(-2px)}.journey-title{background:linear-gradient(135deg, var(--text-main) 0%, var(--primary) 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.prompt-icon{transform:scale(1.1)rotate(5deg)}.back-link{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;cursor:pointer;background:0 0;border:none;border-radius:99px;margin-top:3rem;padding:8px 16px;font-size:.9rem;font-weight:600;transition:color .2s;display:inline-block}.back-link:hover{color:var(--primary);background:#2563eb0d}.ready-pulse{animation:2s infinite pulsePrimary;box-shadow:0 0 20px #2563eb33}@keyframes pulsePrimary{0%{box-shadow:0 0 #2563eb66}70%{box-shadow:0 0 0 15px #2563eb00}to{box-shadow:0 0 #2563eb00}}.loading-grid{grid-template-columns:2fr 1.5fr}.upload-trigger{position:relative}.upload-trigger input{opacity:0;cursor:pointer;position:absolute;inset:0}.mb-12{margin-bottom:3rem}.mt-12{margin-top:3rem}.tracking-tighter{letter-spacing:-.05em}.uppercase{text-transform:uppercase}.text-lg{font-size:1.125rem}.text-xl{font-size:1.25rem}.text-2xl{font-size:1.5rem}.text-3xl{font-size:1.875rem}.text-4xl{font-size:2.25rem}.font-bold{font-weight:700}.opacity-80{opacity:.8}.opacity-70{opacity:.7}.italic{font-style:italic}.leading-relaxed{line-height:1.625}.pv-label-group{transition:opacity .25s}.pv-label-group.muted{opacity:.22}.pv-label-group:hover,.pv-label-group.hovered,.pv-label-group.selected{opacity:1!important}.pv-label-title{font-family:var(--font-main);letter-spacing:-.01em;pointer-events:auto;cursor:pointer}.pv-label-leader{pointer-events:none;transition:stroke .2s,stroke-opacity .2s}.pv-feature-hit path{transition:all .28s cubic-bezier(.4,0,.2,1)}.pv-feature-hit:hover path[stroke^=rgba]{animation:2s ease-in-out infinite pvPulse}@keyframes pvPulse{0%{stroke-opacity:.35}50%{stroke-opacity:.85}to{stroke-opacity:.35}}.pv-ring-base{stroke:#0000;stroke-width:0}.pv-center-meta-total{fill:var(--text-main);font-family:Space Grotesk,sans-serif}.pv-center-meta-selected{fill:var(--primary);font-family:Space Grotesk,sans-serif}.app-header{z-index:1000;background:var(--panel-bg);-webkit-backdrop-filter:blur(24px)saturate(200%);border-bottom:1px solid var(--panel-border);grid-template-columns:1fr auto 1fr;align-items:center;height:64px;padding:0 24px;display:grid;position:sticky;top:0;box-shadow:0 4px 6px -1px #0000000d}.app-header-left{align-items:center;gap:12px;display:flex}.app-header-center{background:var(--surface-low);border:1px solid var(--panel-border);border-radius:99px;align-items:center;gap:8px;padding:6px 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span{color:var(--text-muted);text-transform:uppercase;font-size:.7rem;font-weight:700}.toolbox-stat-card strong{color:var(--primary);font-size:1.2rem;font-weight:700}.primer-card.premium-detail{overflow:hidden;max-width:none!important;margin:0!important;padding:0!important}.primer-card-accent-bar{width:100%;height:4px}.primer-card-inner{padding:1.1rem 1.4rem 1.4rem}.primer-grid{grid-template-columns:1fr 1fr;gap:18px;margin:1.5rem 0;display:grid}.primer-sequence-row{align-items:center;gap:8px;min-width:0;margin:7px 0 4px;display:flex}.primer-sequence-inline{font-family:var(--font-mono);letter-spacing:.04em;color:var(--text-main);background:var(--surface-low);border:1px solid var(--outline-variant);white-space:pre-wrap;word-break:break-all;min-width:0;text-overflow:unset;border-radius:8px;flex:1;margin-bottom:0;padding:6px 10px;font-size:.76rem;line-height:1.5;display:block;overflow:visible}.dark-mode .primer-sequence-inline{color:#f1f5f9;background:#0003;border-color:#ffffff1a}.copy-badge-inline{color:#fff;cursor:pointer;white-space:nowrap;background:#059669;border:1px solid #fff3;border-radius:8px;flex-shrink:0;align-items:center;gap:6px;padding:6px 12px;font-size:.78rem;font-weight:800;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex;box-shadow:0 2px 10px #0596694d}.copy-badge-inline:hover{color:#fff;background:#10b981;border-color:#ffffff59;transform:translateY(-1px);box-shadow:0 4px 15px #10b98173}.copy-badge-inline.copied{color:#fff;background:#34d399;border-color:#ffffff73;box-shadow:0 0 12px #34d39966}.dark-mode .copy-badge-inline{color:#34d399;box-shadow:none;background:#10b98133;border-color:#10b9814d}.dark-mode .copy-badge-inline:hover{color:#6ee7b7;background:#10b9814d;border-color:#10b98180}.dark-mode .copy-badge-inline.copied{color:#6ee7b7;background:#34d3994d;border-color:#34d39980}.primer-row-header{flex-wrap:wrap;align-items:center;gap:7px;display:flex}.primer-direction-chip{letter-spacing:.1em;border-radius:4px;padding:2px 7px;font-size:.63rem;font-weight:800}.primer-direction-f{color:#0369a1;background:#0ea5e91a}.primer-direction-r{color:#065f46;background:#10b9811a}.primer-tm-badge{color:#0f172a;letter-spacing:-.01em;background:#f1f5f9;border-radius:5px;padding:2px 6px;font-size:.7rem;font-weight:700}.dark-mode .primer-direction-f{color:#38bdf8;background:#0ea5e926}.dark-mode .primer-direction-r{color:#34d399;background:#10b98126}.dark-mode .primer-tm-badge{color:#e2e8f0;background:#ffffff14;border:1px solid #ffffff1a}.qc-dot-interactive{cursor:help;border-radius:50%;width:10px;height:10px;display:inline-block}.qc-tooltip{z-index:2000;background:var(--surface-high);-webkit-backdrop-filter:blur(20px);border:1px solid 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6px;font-size:.68rem;font-weight:700}.qc-status-pass{color:#15803d;background:#ecfdf5}.qc-status-warn{color:#b45309;background:#fffbeb}.qc-status-fail{color:#b91c1c;background:#fef2f2}.qc-tooltip-text{color:#475569;margin-top:1px;font-size:.71rem;line-height:1.45}.qc-tooltip-detail{color:#94a3b8;font-size:.68rem;font-family:var(--font-mono)}.primer-mini-checks{align-items:center;gap:5px;display:flex}.entry-journey{background:var(--surface);justify-content:center;align-items:center;min-height:100vh;padding:48px 24px;display:flex}.entry-stage{text-align:center;flex-direction:column;align-items:center;gap:0;width:100%;max-width:860px;display:flex}.entry-wordmark{letter-spacing:.01em;color:var(--text-muted);align-items:center;gap:10px;margin-bottom:32px;font-size:.85rem;font-weight:700;display:flex}.entry-heading{letter-spacing:-.04em;color:var(--text-main);margin:0 0 16px;font-size:clamp(2rem,5vw,3.2rem);font-weight:800;line-height:1.05}.entry-sub{color:var(--text-muted);max-width:600px;margin:0 0 48px;font-size:1.25rem;line-height:1.55}.entry-card-row{justify-content:center;gap:14px;width:100%;display:flex}.entry-card{background:var(--panel-bg);-webkit-backdrop-filter:blur(16px);border:1px solid var(--panel-border);text-align:left;cursor:pointer;min-width:0;box-shadow:var(--panel-shadow);border-radius:32px;flex:1;align-items:center;gap:16px;padding:24px 28px;transition:all .4s cubic-bezier(.23,1,.32,1);display:flex}.entry-card:hover{box-shadow:0 20px 60px var(--glow-primary);border-color:var(--primary);background:var(--surface-high);transform:translateY(-6px)scale(1.01)}.entry-card--cloning:hover{border-color:var(--primary)}.entry-card--pcr:hover{border-color:var(--secondary)}.entry-card-icon{border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.entry-card-icon--blue{background:var(--secondary-container);color:var(--primary)}.entry-card-icon--green{background:var(--secondary-container);color:var(--secondary);opacity:.9}.entry-card-icon--slate{background:var(--surface-highest);color:var(--text-muted)}.entry-card-body{flex:1;min-width:0}.entry-card-eyebrow{text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);margin-bottom:3px;font-size:.65rem;font-weight:700;display:block}.entry-card-title{color:var(--text-main);letter-spacing:-.01em;margin:0 0 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