:root{--bg-main: #0B0F19;--bg-surface: #111827;--bg-card: #151D2F;--bg-card-hover: #1E293B;--bg-subtle: #1E293B;--accent-cyan: #06B6D4;--accent-cyan-hover: #0891B2;--accent-cyan-glow: rgba(6, 182, 212, .15);--accent-amber: #F59E0B;--accent-amber-glow: rgba(245, 158, 11, .15);--status-confirmed: #10B981;--status-confirmed-bg: rgba(16, 185, 129, .12);--status-limited: #F59E0B;--status-limited-bg: rgba(245, 158, 11, .12);--status-incompatible: #F43F5E;--status-incompatible-bg: rgba(244, 63, 94, .12);--amazon-orange: #FF9900;--amazon-orange-hover: #E88B00;--amazon-orange-glow: rgba(255, 153, 0, .18);--border-subtle: rgba(255, 255, 255, .08);--border-medium: rgba(255, 255, 255, .14);--border-focus: var(--accent-cyan);--font-display: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;--text-primary: #F8FAFC;--text-secondary: #94A3B8;--text-muted: #7E8FAD;--text-cyan: #38BDF8;--shadow-subtle: 0 4px 12px rgba(0, 0, 0, .35);--shadow-card: 0 8px 24px -4px rgba(0, 0, 0, .45);--shadow-inner-rim: inset 0 1px 0 rgba(255, 255, 255, .07);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-full: 9999px;--touch-target-min: 44px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden}body{font-family:var(--font-sans);background-color:var(--bg-main);color:var(--text-primary);line-height:1.6;min-height:100dvh;overflow-x:hidden;background-image:radial-gradient(circle at 50% 0%,rgba(6,182,212,.04) 0%,transparent 60%),radial-gradient(rgba(255,255,255,.03) 1px,transparent 1px);background-size:100% 100%,32px 32px}a{color:inherit;text-decoration:none;transition:color .15s ease}:focus-visible{outline:2px solid var(--accent-cyan);outline-offset:3px}:focus:not(:focus-visible){outline:none}@media(pointer:coarse){a,button,input,select,textarea{-webkit-tap-highlight-color:transparent}}img{max-width:100%;height:auto;display:block}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:700;line-height:1.2;color:var(--text-primary);letter-spacing:-.02em}h1{font-size:clamp(2rem,4vw,3.25rem)}h2{font-size:clamp(1.5rem,3vw,2.25rem)}h3{font-size:clamp(1.2rem,2.5vw,1.6rem)}h4{font-size:1.15rem}.container-custom{width:100%;max-width:1320px;margin-left:auto;margin-right:auto;padding-left:1.25rem;padding-right:1.25rem}@media(min-width:768px){.container-custom{padding-left:2rem;padding-right:2rem}}.surface-card{background-color:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-inner-rim),var(--shadow-card);transition:border-color .2s ease,transform .2s ease}.surface-card:hover{border-color:var(--border-medium)}.surface-interactive:hover{transform:translateY(-2px);border-color:#06b6d466}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:var(--touch-target-min);padding:.65rem 1.4rem;font-family:var(--font-sans);font-size:.925rem;font-weight:600;border-radius:var(--radius-sm);cursor:pointer;transition:all .15s cubic-bezier(.16,1,.3,1);border:1px solid transparent;-webkit-user-select:none;user-select:none}.btn:active{transform:scale(.98)}.btn:focus-visible{outline:2px solid var(--accent-cyan);outline-offset:2px}.btn-primary{background-color:var(--accent-cyan);color:#04121f;border-color:var(--accent-cyan)}.btn-primary:hover{background-color:#22d3ee;box-shadow:0 0 16px var(--accent-cyan-glow)}.btn-outline{background-color:transparent;color:var(--text-primary);border-color:var(--border-medium)}.btn-outline:hover{background-color:#ffffff0d;border-color:var(--accent-cyan);color:var(--accent-cyan)}.btn-amazon{background:linear-gradient(180deg,#ffa726,#f57c00);color:#111827;font-weight:700;border:1px solid rgba(0,0,0,.15);box-shadow:0 2px 8px var(--amazon-orange-glow)}.btn-amazon:hover{background:linear-gradient(180deg,#ffb74d,#fb8c00);box-shadow:0 4px 14px #ff990059}.badge{display:inline-flex;align-items:center;gap:.35rem;padding:.25rem .65rem;font-size:.75rem;font-weight:600;border-radius:var(--radius-sm);letter-spacing:.02em;text-transform:uppercase}.badge-cyan{background:#06b6d41f;color:#38bdf8;border:1px solid rgba(6,182,212,.3)}.badge-amber{background:var(--status-limited-bg);color:#fbbf24;border:1px solid rgba(245,158,11,.3)}.badge-confirmed{background:var(--status-confirmed-bg);color:#34d399;border:1px solid rgba(16,185,129,.3)}.badge-incompatible{background:var(--status-incompatible-bg);color:#fb7185;border:1px solid rgba(244,63,94,.3)}.badge-mono{font-family:var(--font-mono);font-feature-settings:"tnum" 1,"cv05" 1;background:#ffffff0d;color:var(--text-secondary);border:1px solid var(--border-subtle);font-size:.75rem;text-transform:none}.spec-table-container,.table-responsive{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--border-subtle);border-radius:var(--radius-md);background-color:var(--bg-surface);margin:1.5rem 0}.spec-table{width:100%;border-collapse:collapse;font-size:.875rem;text-align:left}.spec-table th{background-color:#ffffff05;color:var(--text-muted);font-family:var(--font-mono);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;padding:.75rem 1rem;border-bottom:1px solid var(--border-subtle)}.spec-table td{padding:.85rem 1rem;border-bottom:1px solid var(--border-subtle);color:var(--text-primary)}.spec-table tr:last-child td{border-bottom:none}.spec-table .spec-label{color:var(--text-secondary);font-weight:500;width:30%;min-width:120px}.spec-table .spec-value{font-family:var(--font-mono);font-size:.85rem;color:var(--text-primary)}.spec-table .spec-source{font-size:.75rem;color:var(--text-muted)}.port-pill-list{display:flex;flex-wrap:wrap;gap:.5rem;margin:.75rem 0}.port-pill{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .75rem;background-color:#ffffff0a;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);font-size:.8rem;font-family:var(--font-mono)}.form-input{width:100%;min-height:var(--touch-target-min);padding:.65rem 1rem;background-color:var(--bg-card);border:1px solid var(--border-medium);border-radius:var(--radius-sm);color:var(--text-primary);font-family:var(--font-sans);font-size:.95rem;outline:none;transition:border-color .15s ease}.form-input:focus{border-color:var(--accent-cyan);box-shadow:0 0 0 3px var(--accent-cyan-glow)}.mobile-bottom-dock{display:none}@media(max-width:767px){body{padding-bottom:4.5rem}.mobile-bottom-dock{display:flex;position:fixed;bottom:0;left:0;right:0;height:3.75rem;background-color:#111827f0;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--border-subtle);z-index:1000;justify-content:space-around;align-items:center;padding-bottom:env(safe-area-inset-bottom,0)}.dock-item{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;height:100%;min-height:var(--touch-target-min);color:var(--text-secondary);font-size:.7rem;font-weight:500;gap:.2rem;transition:color .15s ease}.dock-item.active,.dock-item:hover{color:var(--accent-cyan)}.dock-icon{width:20px;height:20px}}.compliance-box{padding:.85rem 1.25rem;background-color:#ffffff05;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);font-size:.8rem;color:var(--text-muted);line-height:1.5}.compliance-box strong{color:var(--text-secondary)}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .3s cubic-bezier(.16,1,.3,1) forwards}.guide-affiliate-callout{display:flex;align-items:flex-start;gap:.75rem;padding:.85rem 1.15rem;background-color:#06b6d414;border:1px solid rgba(6,182,212,.28);border-left:3px solid var(--accent-cyan);border-radius:var(--radius-sm);margin:1rem 0 1.25rem;font-size:.875rem;line-height:1.55;color:var(--text-secondary)}.guide-affiliate-callout svg{color:var(--accent-cyan);flex-shrink:0;margin-top:2px}.guide-affiliate-callout a{color:var(--accent-cyan);text-decoration:underline;text-underline-offset:2px;font-weight:600}.guide-affiliate-callout a:hover{color:#67e8f9}.inline-tool-link{display:inline-flex;align-items:baseline;gap:.25rem;color:#38bdf8!important;font-weight:600;text-decoration:underline!important;text-underline-offset:3px;transition:all .15s ease}.inline-tool-link:hover{color:#fff!important;text-decoration-color:#fff!important}.inline-tool-link svg{transform:translateY(1px)}.section-html a{color:var(--accent-cyan);text-decoration:underline;text-underline-offset:2px}.section-html a:hover{color:#67e8f9}.btn-retailer{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:44px;padding:.65rem 1.15rem;font-family:var(--font-sans);font-size:.875rem;font-weight:600;border-radius:var(--radius-sm);transition:all .15s cubic-bezier(.4,0,.2,1);text-decoration:none;cursor:pointer;white-space:nowrap}.btn-retailer svg{width:16px;height:16px;flex-shrink:0}.btn-retailer:active{transform:scale(.98) translateY(1px)}.btn-retailer-amazon{background-color:#f90;color:#111827!important;border:1px solid #E88B00}.btn-retailer-amazon:hover{background-color:#e88b00;box-shadow:0 4px 14px #ff990059}.btn-retailer-lenovo{background-color:#e2231a;color:#fff!important;border:1px solid #C41810}.btn-retailer-lenovo:hover{background-color:#c41810;box-shadow:0 4px 14px #e2231a59}.btn-retailer-crucial{background-color:#0056b3;color:#fff!important;border:1px solid #004494}.btn-retailer-crucial:hover{background-color:#004494;box-shadow:0 4px 14px #0056b359}.btn-retailer-bh{background-color:#0a6e38;color:#fff!important;border:1px solid #075229}.btn-retailer-bh:hover{background-color:#075229;box-shadow:0 4px 14px #0a6e3859}.btn-retailer-bestbuy{background-color:#0046be;color:#fff!important;border:1px solid #003087}.btn-retailer-bestbuy:hover{background-color:#003087;box-shadow:0 4px 14px #0046be59}.btn-retailer-anker{background-color:#00a0e9;color:#fff!important;border:1px solid #0082C0}.btn-retailer-anker:hover{background-color:#0082c0;box-shadow:0 4px 14px #00a0e959}.btn-retailer-outline{background-color:#ffffff0a;color:var(--text-primary)!important;border:1px solid var(--border-medium)}.btn-retailer-outline:hover{background-color:#ffffff14;border-color:var(--text-secondary)}.retailer-badge{display:inline-flex;align-items:center;gap:.35rem;font-family:var(--font-mono);font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.03em;padding:.2rem .55rem;border-radius:4px}.retailer-badge-amazon{background:#ff99001f;border:1px solid rgba(255,153,0,.35);color:#f59e0b}.retailer-badge-lenovo{background:#e2231a1f;border:1px solid rgba(226,35,26,.35);color:#f87171}.retailer-badge-crucial{background:#0056b326;border:1px solid rgba(0,86,179,.4);color:#60a5fa}.retailer-badge-bh{background:#0a6e3826;border:1px solid rgba(10,110,56,.4);color:#34d399}.retailer-badge-bestbuy{background:#0046be26;border:1px solid rgba(255,224,0,.4);color:#fbbf24}.retailer-badge-anker{background:#00a0e926;border:1px solid rgba(0,160,233,.4);color:#38bdf8}.smart-buy-box{background-color:var(--bg-card);border:1px solid var(--border-medium);border-radius:var(--radius-md);padding:1.5rem;box-shadow:var(--shadow-card);margin-top:1.5rem}.buy-box-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.25rem;padding-bottom:.75rem;border-bottom:1px solid var(--border-subtle)}.buy-box-title-wrap{display:flex;align-items:center;gap:.5rem}.buy-box-title{font-family:var(--font-display);font-size:1.05rem;font-weight:700;color:var(--text-primary)}.buy-box-offers-list{display:flex;flex-direction:column;gap:1rem}.buy-box-offer-card{display:flex;flex-direction:column;gap:.75rem;padding:1rem 1.25rem;border-radius:var(--radius-sm);background-color:#ffffff05;border:1px solid var(--border-subtle);transition:border-color .15s ease,background-color .15s ease}.buy-box-offer-card.primary-offer{background-color:#06b6d40a;border:1px solid rgba(6,182,212,.35);box-shadow:0 4px 16px #00000040}.buy-box-offer-card:hover{background-color:var(--bg-card-hover);border-color:var(--border-medium)}.offer-header-row{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.5rem}.offer-store-info{display:flex;align-items:center;gap:.5rem}.offer-store-name{font-weight:700;font-size:.95rem;color:var(--text-primary)}.offer-details-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.offer-note{font-size:.825rem;color:var(--text-secondary);line-height:1.5;max-width:480px}.retailer-stack{display:flex;flex-direction:column;gap:.5rem;width:100%}.retailer-more-link{display:inline-flex;align-items:center;justify-content:center;gap:.3rem;font-size:.75rem;font-weight:600;color:var(--text-secondary);text-decoration:none;padding:.25rem 0;transition:color .15s ease}.retailer-more-link:hover{color:var(--accent-cyan)}