.seo-page { min-height: 100vh; background: var(--bg); }
.seo-header { width: min(calc(100% - 3rem), var(--max)); margin: 0 auto; }
.seo-header nav { margin-left: auto; margin-right: 2rem; }
.seo-header .nav-cta { min-width: auto; }
.seo-main { width: min(calc(100% - 3rem), var(--max)); margin: 0 auto; padding: 1.5rem 0 6rem; }
.seo-breadcrumb { display: flex; flex-wrap: wrap; gap: .45rem; color: var(--muted-2); font: 500 .68rem/1.2 "DM Mono", monospace; letter-spacing: .09em; text-transform: uppercase; }
.seo-breadcrumb a:hover { color: var(--cyan); }
.seo-hero { display: grid; grid-template-columns: minmax(0, .95fr) minmax(420px, 1.05fr); gap: 5rem; align-items: center; padding: 5.3rem 0 5.5rem; }
.seo-hero-copy h1 { max-width: 760px; margin: 0 0 1.35rem; font-size: clamp(2.7rem, 6vw, 5.7rem); font-weight: 700; }
.seo-hero-copy h1 em { color: transparent; background: var(--spectrum); -webkit-background-clip: text; background-clip: text; font-style: normal; }
.seo-lede { max-width: 650px; margin: 0; color: #bdc2cc; font-size: 1.08rem; line-height: 1.8; }
.seo-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1.2rem; margin-top: 2rem; }
.seo-actions .primary-link { display: inline-flex; align-items: center; gap: .65rem; padding: .9rem 1.15rem; border-radius: .6rem; background: var(--acid); color: #10130d; font-weight: 800; }
.seo-actions .primary-link:hover { background: #efffae; transform: translateY(-1px); }
.seo-actions .text-link { color: var(--muted); border-bottom: 1px solid var(--line-strong); padding-bottom: .25rem; }
.seo-actions .text-link:hover { color: #fff; border-color: var(--cyan); }
.seo-chips { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 2.1rem; }
.seo-chip { padding: .44rem .65rem; border: 1px solid var(--line); border-radius: 999px; color: #c7cbd5; font: 500 .68rem/1.2 "DM Mono", monospace; letter-spacing: .04em; }
.seo-visual { position: relative; }
.seo-visual-card { position: relative; overflow: hidden; border: 1px solid var(--line-strong); border-radius: 1.1rem; background: var(--panel); box-shadow: 0 35px 90px rgba(0,0,0,.34); }
.seo-visual-card::before { content: ""; position: absolute; z-index: 1; inset: 0; pointer-events: none; background: linear-gradient(120deg, rgba(97,231,255,.14), transparent 35%, rgba(255,100,184,.12)); mix-blend-mode: screen; }
.seo-visual-card img { width: 100%; aspect-ratio: 1.5 / 1; object-fit: cover; }
.seo-visual-label { position: absolute; z-index: 2; left: 1rem; right: 1rem; bottom: 1rem; display: flex; justify-content: space-between; gap: 1rem; color: #fff; font: 500 .68rem/1.2 "DM Mono", monospace; letter-spacing: .08em; text-transform: uppercase; }
.seo-visual-label span { padding: .45rem .58rem; border: 1px solid rgba(255,255,255,.22); border-radius: .35rem; background: rgba(8,9,13,.76); }
.seo-visual-note { margin: .7rem 0 0; color: var(--muted-2); font-size: .79rem; }
.seo-section { padding: 5.2rem 0; border-top: 1px solid var(--line); }
.seo-section-heading { display: grid; grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr); gap: 4rem; align-items: end; margin-bottom: 2.5rem; }
.seo-section-heading h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.7rem); }
.seo-section-heading > p { margin: 0; max-width: 620px; color: #aeb3bf; font-size: 1rem; line-height: 1.8; }
.seo-case-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(270px, .85fr); gap: 1rem; }
.seo-case-image { overflow: hidden; border: 1px solid var(--line); border-radius: .85rem; background: #0d0f14; }
.seo-case-image img { width: 100%; aspect-ratio: 1.55 / 1; object-fit: cover; }
.seo-case-caption { display: flex; justify-content: space-between; gap: 1rem; padding: .8rem .95rem; color: var(--muted); font: 500 .68rem/1.3 "DM Mono", monospace; letter-spacing: .05em; text-transform: uppercase; }
.seo-case-facts { display: grid; gap: .7rem; }
.seo-fact { padding: 1.1rem 1.15rem; border: 1px solid var(--line); border-radius: .72rem; background: rgba(255,255,255,.025); }
.seo-fact strong { display: block; margin-bottom: .3rem; color: var(--text); font-size: 1rem; }
.seo-fact span { color: var(--muted); font-size: .88rem; line-height: 1.65; }
.seo-benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: .8rem; }
.seo-benefit { min-height: 155px; padding: 1.25rem; border: 1px solid var(--line); border-radius: .78rem; background: linear-gradient(135deg, rgba(139,124,255,.08), transparent 60%), rgba(255,255,255,.02); }
.seo-benefit b { display: block; margin-bottom: .7rem; color: var(--acid); font: 500 .72rem/1 "DM Mono", monospace; letter-spacing: .12em; }
.seo-benefit h3 { margin-bottom: .55rem; font-size: 1.02rem; letter-spacing: -.02em; }
.seo-benefit p { margin: 0; color: var(--muted); font-size: .88rem; line-height: 1.65; }
.seo-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: .8rem; counter-reset: step; }
.seo-step { padding: 1.35rem; border-top: 1px solid var(--line-strong); }
.seo-step::before { counter-increment: step; content: "0" counter(step); display: block; margin-bottom: 1rem; color: var(--acid); font: 500 .75rem/1 "DM Mono", monospace; }
.seo-step h3 { margin-bottom: .55rem; font-size: 1.1rem; letter-spacing: -.02em; }
.seo-step p { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.7; }
.seo-faq { display: grid; gap: .55rem; }
.seo-faq details { border: 1px solid var(--line); border-radius: .65rem; background: rgba(255,255,255,.02); }
.seo-faq summary { cursor: pointer; list-style: none; padding: 1.1rem 1.2rem; font-weight: 700; }
.seo-faq summary::-webkit-details-marker { display: none; }
.seo-faq summary span { float: right; color: var(--acid); font: 500 1rem/1 "DM Mono", monospace; }
.seo-faq details p { margin: 0; padding: 0 1.2rem 1.2rem; color: var(--muted); font-size: .93rem; line-height: 1.75; }
.seo-related { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; }
.seo-related a { display: flex; min-height: 92px; align-items: flex-end; justify-content: space-between; gap: .7rem; padding: 1rem; border: 1px solid var(--line); border-radius: .7rem; color: #d9dce4; font-size: .9rem; font-weight: 700; background: rgba(255,255,255,.02); }
.seo-related a:hover { border-color: var(--cyan); background: rgba(97,231,255,.05); }
.seo-related a span { color: var(--acid); font: 500 .85rem/1 "DM Mono", monospace; }
.seo-bottom-cta { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 2.2rem; border: 1px solid rgba(223,255,122,.26); border-radius: 1rem; background: linear-gradient(110deg, rgba(223,255,122,.1), rgba(139,124,255,.08)); }
.seo-bottom-cta h2 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.7rem); }
.seo-bottom-cta p { margin: .5rem 0 0; color: var(--muted); }
.seo-bottom-cta .primary-link { flex: 0 0 auto; }
.seo-footer { width: min(calc(100% - 3rem), var(--max)); margin: 0 auto; }
@media (max-width: 900px) {
  .seo-header nav { display: none; }
  .seo-hero { grid-template-columns: 1fr; gap: 2.5rem; padding-top: 4rem; }
  .seo-section-heading { grid-template-columns: 1fr; gap: 1rem; }
  .seo-case-grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .seo-main, .seo-header, .seo-footer { width: min(calc(100% - 2rem), var(--max)); }
  .seo-hero { padding-bottom: 4rem; }
  .seo-benefits, .seo-steps, .seo-related { grid-template-columns: 1fr; }
  .seo-bottom-cta { align-items: flex-start; flex-direction: column; }
  .seo-header { height: 78px; }
  .seo-header .nav-cta { padding: .6rem .7rem; font-size: .75rem; }
}