:root{--bg:#0b1020;--deep:#070b15;--surface:#121c31;--text:#f7f8fc;--muted:#9aa8bd;--line:rgba(255,255,255,.11);--orange:#ff6a3d;--purple:#5b4bff;--max:1120px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;background:var(--bg);color:var(--text);font-family:Arial,system-ui,sans-serif;line-height:1.7}a{color:inherit}.wrap{width:min(var(--max),calc(100% - 42px));margin:auto}.topbar{position:sticky;top:0;z-index:10;border-bottom:1px solid var(--line);background:rgba(7,11,21,.86);backdrop-filter:blur(18px)}.nav{display:flex;justify-content:space-between;align-items:center;min-height:72px;gap:25px}.nav img{width:132px;filter:brightness(0) invert(1)}.nav div{display:flex;gap:22px;align-items:center}.nav a{text-decoration:none;font-size:13px;color:#c5d0df}.nav .cta{padding:10px 15px;border-radius:999px;background:var(--orange);color:white;font-weight:700}.hero{position:relative;padding:112px 0 86px;overflow:hidden;background:radial-gradient(circle at 10% 10%,rgba(91,75,255,.18),transparent 30%),radial-gradient(circle at 88% 72%,rgba(255,106,61,.15),transparent 30%)}.eyebrow{color:#b6c2d3;font-size:11px;text-transform:uppercase;letter-spacing:.18em;font-weight:700}.hero h1{max-width:900px;margin:18px 0 24px;font-size:clamp(45px,7vw,82px);line-height:1.04;letter-spacing:-.055em}.hero p{max-width:760px;margin:0;color:#b2bfd1;font-size:18px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.button{display:inline-flex;padding:14px 20px;border-radius:11px;text-decoration:none;font-size:14px;font-weight:700;background:linear-gradient(135deg,#ff6032,#ff835d)}.button.alt{border:1px solid var(--line);background:rgba(255,255,255,.035)}section{padding:88px 0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{padding:25px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(145deg,rgba(23,34,57,.82),rgba(12,20,35,.92))}.card h2,.card h3{margin-top:0}.card p,.content p,.content li{color:var(--muted)}.content{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px}.content h2{font-size:clamp(32px,4vw,55px);line-height:1.08;letter-spacing:-.045em}.chips{display:flex;flex-wrap:wrap;gap:8px}.chips span{padding:7px 10px;border:1px solid var(--line);border-radius:999px;color:#cdd7e5;font-size:11px;background:rgba(255,255,255,.03)}.list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 25px;padding:0;list-style:none}.list li{position:relative;padding-left:18px}.list li:before{content:"";position:absolute;left:0;top:.7em;width:6px;height:6px;border-radius:50%;background:var(--orange)}.example-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.example{display:block;padding:24px;border:1px solid var(--line);border-radius:16px;background:var(--surface);text-decoration:none;transition:.25s}.example:hover{transform:translateY(-4px);border-color:rgba(255,106,61,.35)}.example small{display:block;color:#8392a8}.cta-section{text-align:center;background:linear-gradient(135deg,rgba(91,75,255,.12),rgba(255,106,61,.1))}.cta-section h2{font-size:clamp(35px,5vw,62px);margin-bottom:15px}.cta-section p{color:var(--muted)}footer{padding:35px 0;border-top:1px solid var(--line);color:#8795aa;font-size:12px}.footer-row{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.breadcrumbs{margin-bottom:24px;font-size:12px;color:#8d9bb0}.breadcrumbs a{text-decoration:none}@media(max-width:850px){.grid,.example-grid{grid-template-columns:1fr 1fr}.content{grid-template-columns:1fr;gap:24px}.nav div a:not(.cta){display:none}}@media(max-width:560px){.grid,.example-grid,.list{grid-template-columns:1fr}.hero{padding-top:85px}.hero p{font-size:16px}.button{width:100%;justify-content:center}}

.seo-brand{display:flex;align-items:center}.seo-nav-links{display:flex;gap:22px;align-items:center}.seo-dropdown{position:relative}.seo-dropdown>button{border:0;background:none;color:#c5d0df;font:inherit;font-size:13px;cursor:pointer}.seo-dropdown-menu{position:absolute;top:calc(100% + 15px);left:50%;width:285px;padding:10px;border:1px solid var(--line);border-radius:15px;background:#0f182a;box-shadow:0 20px 50px rgba(0,0,0,.35);opacity:0;visibility:hidden;transform:translate(-50%,8px);transition:.2s}.seo-dropdown:hover .seo-dropdown-menu,.seo-dropdown:focus-within .seo-dropdown-menu{opacity:1;visibility:visible;transform:translate(-50%,0)}.seo-dropdown-menu a{display:block;padding:9px 11px;border-radius:9px}.seo-dropdown-menu a:hover{background:rgba(255,255,255,.06);color:white}.seo-menu-toggle{display:none;border:1px solid var(--line);background:transparent;color:white;border-radius:9px;padding:8px 11px}@media(max-width:850px){.seo-menu-toggle{display:block}.seo-nav-links{display:none;position:absolute;left:20px;right:20px;top:68px;flex-direction:column;align-items:stretch;padding:13px;border:1px solid var(--line);border-radius:14px;background:#0d1627}.seo-nav-links.open{display:flex}.seo-nav-links>a{display:block!important}.seo-dropdown>button{width:100%;text-align:left;padding:8px 0}.seo-dropdown-menu{position:static;width:auto;margin-top:5px;opacity:1;visibility:visible;transform:none;box-shadow:none;background:rgba(255,255,255,.025);display:none}.seo-dropdown:focus-within .seo-dropdown-menu{display:block}.nav{position:relative}}

/* 2026-07-14 v2: click-friendly Services dropdown and rich-media size showcase */
.seo-dropdown::after{content:"";position:absolute;left:-15px;right:-15px;top:100%;height:15px}
.seo-dropdown.open .seo-dropdown-menu{opacity:1;visibility:visible;transform:translate(-50%,0)}
.ad-size-showcase{display:grid;grid-template-columns:minmax(180px,1.2fr) minmax(140px,.85fr) minmax(80px,.42fr);grid-template-rows:72px 68px 110px;gap:14px;padding:24px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(145deg,rgba(23,34,57,.78),rgba(10,17,30,.94))}
.ad-size-showcase .ad-size{display:grid;place-items:center;border:1px solid rgba(255,255,255,.13);border-radius:10px;background:radial-gradient(circle at 25% 20%,rgba(91,75,255,.2),transparent 48%),radial-gradient(circle at 80% 75%,rgba(255,106,61,.14),transparent 45%),rgba(5,11,23,.58);color:#c8d2e0;font-size:11px;font-weight:700;box-shadow:0 18px 40px rgba(0,0,0,.18)}
.ad-size-showcase .s300x250{grid-column:1;grid-row:1 / span 3}
.ad-size-showcase .s320x100{grid-column:2;grid-row:1}
.ad-size-showcase .s728x90{grid-column:2 / span 2;grid-row:2}
.ad-size-showcase .s160x600{grid-column:3;grid-row:1}
.ad-size-showcase .s300x600{grid-column:2 / span 2;grid-row:3}
@media(max-width:850px){.seo-dropdown::after{display:none}.seo-dropdown.open .seo-dropdown-menu{display:block;transform:none}.ad-size-showcase{grid-template-columns:1fr 1fr;grid-template-rows:150px 65px 65px}.ad-size-showcase .s300x250{grid-column:1;grid-row:1}.ad-size-showcase .s160x600{grid-column:2;grid-row:1}.ad-size-showcase .s320x100{grid-column:1;grid-row:2}.ad-size-showcase .s728x90{grid-column:1 / span 2;grid-row:3}.ad-size-showcase .s300x600{grid-column:2;grid-row:2}}