:root{--primary:#597EF7;--title:#1D2B5F;--text:#222;--muted:#5B647A;--page:#F6F8FF;--soft:#ECF0FF;--sky:#EAF7FF;--card:#fff;--line:rgba(89,126,247,.16);--shadow:0 16px 40px rgba(89,126,247,.10)}
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@media(max-width:420px){.header-inner{padding:0 10px}.mobile-register{min-width:78px;padding:0 10px;font-size:13px}.site-logo img{max-width:124px}.logo-placeholder{min-width:102px;font-size:14px}.topic-matrix{grid-template-columns:repeat(2,minmax(0,1fr))}.topic-card h3{font-size:17px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.hero-carousel{height:190px}}
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