.nav-group{border-top:1px solid #dce8e9;padding:5px 0}.nav-group:first-of-type{margin-top:6px}.nav-group summary{cursor:pointer;list-style:none;padding:9px 14px 7px;color:#68828d;font-size:.66rem;font-weight:900;letter-spacing:.11em;text-transform:uppercase}.nav-group summary::-webkit-details-marker{display:none}.nav-group summary:after{content:'+';float:right;font-size:.9rem}.nav-group[open] summary:after{content:'−'}.nav-group>div{display:grid;gap:2px}.nav-group .nav{width:100%}
.ads-hero{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(260px,.65fr);gap:26px;align-items:end;max-width:1050px;margin-bottom:34px}.ads-principles{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}.ads-principles span{background:#eaf5f4;color:#255c64;border-radius:999px;padding:8px 11px;font-size:.78rem;font-weight:800}.ads-promise{background:linear-gradient(145deg,#173c59,#216d75);color:#fff;border-radius:23px;padding:24px;display:grid;gap:9px;box-shadow:0 18px 42px rgba(23,60,89,.18)}.ads-promise>span{font-size:.7rem;font-weight:900;letter-spacing:.13em;color:#f3c65d}.ads-promise strong{font:800 1.35rem Manrope,system-ui,sans-serif}.ads-promise p{margin:0;color:#dcecef;line-height:1.5}.ad-format-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px;max-width:1100px}.ad-format-grid article{position:relative;background:#fff;border:1px solid #dce8e9;border-radius:19px;padding:22px;display:flex;flex-direction:column;gap:10px;min-height:260px}.ad-label{position:absolute;right:13px;top:13px;border:1px solid #d7c287;background:#fff8e5;color:#6d571d;border-radius:999px;padding:5px 8px;font-size:.62rem;font-weight:900;letter-spacing:.09em}.ad-icon{font-size:1.8rem;color:#148d94}.ad-format-grid h2,.ad-format-grid p{margin:0}.ad-format-grid p{color:#627c87;line-height:1.5}.ad-format-grid strong{margin-top:auto;font-size:.82rem;color:#2e626d}.ad-buying-path{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:1100px;margin:27px 0}.ad-buying-path>div{display:flex;gap:12px;background:#edf6f5;border-radius:14px;padding:17px}.ad-buying-path b{display:grid;place-items:center;flex:0 0 30px;height:30px;border-radius:50%;background:#178d94;color:#fff}.ad-buying-path span{display:grid;gap:4px;color:#607883;font-size:.84rem}.ad-buying-path strong{color:#173c59}.ads-form{max-width:900px}.skills-partner-card{border-color:#9fcfcb;background:linear-gradient(180deg,#eef9f7,#fff 55%)}.ads-price-card{border-color:#dec98c;background:linear-gradient(180deg,#fff9e8,#fff 55%)}
@media(max-width:980px){.ad-format-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ads-hero{grid-template-columns:1fr}.ads-promise{max-width:520px}}
@media(max-width:850px){.side nav{display:flex;gap:5px;align-items:center}.side nav>.nav{width:auto}.nav-group{border:0;padding:0;position:relative}.nav-group summary{border:1px solid #d6e4e6;border-radius:999px;background:#fff;padding:9px 12px;white-space:nowrap;font-size:.68rem}.nav-group summary:after{margin-left:8px}.nav-group>div{position:absolute;left:0;top:calc(100% + 5px);z-index:30;min-width:230px;background:#fff;border:1px solid #d6e4e6;border-radius:13px;padding:7px;box-shadow:0 14px 35px rgba(23,60,89,.16)}.nav-group:not([open])>div{display:none}.nav-group .nav{width:100%}}
@media(max-width:680px){.ad-format-grid,.ad-buying-path{grid-template-columns:1fr}.ad-format-grid article{min-height:auto}.ads-hero{gap:18px}}
@media(prefers-reduced-motion:reduce){.ad-format-grid article{transition:none}}