.product-hero{background:linear-gradient(135deg,#0f172a,#1e3a5f,#0f172a);padding:100px 0 80px;position:relative;overflow:hidden}.product-hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 50%,rgba(37,99,235,.15) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(139,92,246,.1) 0%,transparent 40%);pointer-events:none}.feature-detail{padding:var(--sp-16) 0}.feature-detail:nth-child(odd):not(.feature-detail--dark):not(.feature-detail--gradient){background:linear-gradient(180deg,#f8fafc,#f1f5f9)}.feature-detail:nth-child(2n):not(.feature-detail--dark):not(.feature-detail--gradient){background:linear-gradient(180deg,#fff,#f8fafc)}.feature-detail--dark{background:linear-gradient(135deg,#0f172a,#1e293b);color:#e2e8f0}.feature-detail--dark .feature-detail__title{color:#f1f5f9!important}.feature-detail--dark .feature-detail__desc{color:#94a3b8}.feature-detail--dark .feature-detail__tag{background:#2563eb33;color:#60a5fa;border-color:#2563eb4d}.feature-detail--dark .feature-detail__list-item{color:#f1f5f9!important;background:#ffffff0d;border:1px solid rgba(255,255,255,.08)}.feature-detail--dark .feature-detail__list-item:hover{background:#2563eb33;transform:translate(4px)}.feature-detail--dark .feature-detail__list-item i{color:#60a5fa}.feature-detail--dark .feature-detail__visual{background:#ffffff0d;border-color:#ffffff1a}.feature-detail--gradient{background:linear-gradient(135deg,#f0f9ff,#e0f2fe,#f0f9ff)}.feature-detail__inner{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-16);align-items:center}.feature-detail__inner--reverse{direction:rtl}.feature-detail__inner--reverse>*{direction:ltr}.feature-detail__tag{display:inline-flex;align-items:center;gap:6px;font-size:var(--fs-xs);font-weight:var(--fw-semibold);color:var(--color-accent);background:#2563eb1a;padding:6px 14px;border-radius:var(--radius-full);margin-bottom:var(--sp-4);letter-spacing:.04em;border:1px solid rgba(37,99,235,.2)}.feature-detail__tag:before{content:"";width:6px;height:6px;background:var(--color-accent);border-radius:50%}.feature-detail__title{font-size:var(--fs-h3);color:var(--color-ink);margin-bottom:var(--sp-4);font-weight:var(--fw-bold);line-height:1.3}.feature-detail__desc{font-size:var(--fs-body-lg);color:var(--color-muted);line-height:var(--lh-loose);margin-bottom:var(--sp-6)}.feature-detail__list{display:flex;flex-direction:column;gap:var(--sp-3)}.feature-detail__list-item{display:flex;align-items:flex-start;gap:var(--sp-3);font-size:var(--fs-sm);color:var(--color-text);padding:var(--sp-2) var(--sp-3);background:#2563eb08;border-radius:var(--radius-md);transition:all .2s ease}.feature-detail__list-item:hover{background:#2563eb14;transform:translate(4px)}.feature-detail__list-item i{color:var(--color-accent);font-size:1rem;margin-top:2px;flex-shrink:0}.feature-detail__visual{background:linear-gradient(145deg,#fff,#f8fafc);border:1px solid var(--color-border);border-radius:var(--radius-xl);overflow:hidden;min-height:320px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 6px -1px #0000000d,0 10px 15px -3px #00000014;transition:all .3s ease}.feature-detail__visual:hover{transform:translateY(-4px);box-shadow:0 10px 15px -3px #0000001a,0 20px 25px -5px #0000001f}.feature-detail__visual--img{position:relative}.feature-detail__visual img{width:100%;height:100%;object-fit:cover}.feature-detail__visual:after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--color-accent),var(--color-accent-purple));opacity:0;transition:opacity .3s ease}.feature-detail__visual:hover:after{opacity:1}.spec-section{background:linear-gradient(180deg,#f1f5f9,#e2e8f0);padding:var(--sp-16) 0;border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border)}.spec-table{width:100%;border-collapse:separate;border-spacing:0;font-size:var(--fs-sm);background:#fff;border-radius:var(--radius-xl);overflow:hidden;box-shadow:0 4px 6px -1px #0000000d}.spec-table th{text-align:left;padding:var(--sp-4) var(--sp-5);background:linear-gradient(135deg,var(--color-accent) 0%,#1d4ed8 100%);color:#fff;font-weight:var(--fw-semibold);font-size:var(--fs-sm);border-bottom:2px solid var(--color-accent)}.spec-table td{padding:var(--sp-3) var(--sp-5);color:var(--color-text);border-bottom:1px solid var(--color-border);vertical-align:middle;transition:background .2s ease}.spec-table tr:hover td{background:#2563eb08}.spec-table tr:last-child td{border-bottom:none}.spec-table td:first-child{color:var(--color-ink);font-weight:var(--fw-medium);white-space:nowrap}.spec-badge{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 6px;font-size:11px;font-weight:600;background:var(--color-accent);color:#fff;border-radius:var(--radius-full);margin-right:8px}.product-cta{background:linear-gradient(135deg,#0f172a,#1e3a5f,#0f172a);padding:var(--sp-16) 0;text-align:center;position:relative;overflow:hidden}.product-cta:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 30% 50%,rgba(37,99,235,.2) 0%,transparent 50%),radial-gradient(circle at 70% 50%,rgba(139,92,246,.15) 0%,transparent 50%);pointer-events:none}.product-cta__title{font-size:var(--fs-h2);color:#f1f5f9;margin-bottom:var(--sp-4);font-weight:var(--fw-bold)}.product-cta__desc{font-size:var(--fs-body-lg);color:#94a3b8;margin-bottom:var(--sp-8);max-width:480px;margin-left:auto;margin-right:auto}.product-cta__actions{display:flex;gap:var(--sp-4);justify-content:center;flex-wrap:wrap}@media (max-width: 1024px){.feature-detail__inner{grid-template-columns:1fr;gap:var(--sp-8)}.feature-detail__inner--reverse{direction:ltr}.feature-detail__visual{min-height:250px}}@media (max-width: 768px){.product-hero{padding:80px 0 60px}.feature-detail{padding:var(--sp-12) 0}.spec-table{font-size:var(--fs-xs)}.spec-table th,.spec-table td{padding:var(--sp-2) var(--sp-3)}}@media (max-width: 480px){.product-cta__actions{flex-direction:column;align-items:center}.product-cta__actions .btn{width:100%;max-width:280px}}