.landing-theme-btn{display:grid;place-items:center;flex:0 0 auto;width:39px;height:39px;margin-left:10px;border:1px solid #dfe7ef;border-radius:10px;color:#33445c;background:#fff;font-size:.9rem;transition:.18s}.landing-theme-btn:hover{color:#087ef5;border-color:#bcd8f5;background:#f7fbff}
html[data-bs-theme="dark"] .landing-body{color:#dce8f4;background:#071522}html[data-bs-theme="dark"] .landing-page{--land-navy:#edf6ff;--land-muted:#91a4b8}html[data-bs-theme="dark"] .landing-header{border-color:#20364b;background:rgba(7,21,34,.92)}html[data-bs-theme="dark"] .landing-logo{color:#edf6ff}html[data-bs-theme="dark"] .landing-logo small{color:#7389a0}html[data-bs-theme="dark"] .landing-nav nav a{color:#9db0c3}html[data-bs-theme="dark"] .landing-login-btn,html[data-bs-theme="dark"] .landing-theme-btn{color:#dce8f4;border-color:#294158;background:#0d2236}html[data-bs-theme="dark"] .landing-login-btn:hover,html[data-bs-theme="dark"] .landing-theme-btn:hover{color:#55d9ef;border-color:#35617a;background:#112b42}html[data-bs-theme="dark"] .landing-menu-button{color:#e8f3fd}
html[data-bs-theme="dark"] .landing-hero{background:radial-gradient(circle at 86% 20%,rgba(24,199,231,.12),transparent 24%),radial-gradient(circle at 14% 70%,rgba(8,126,245,.12),transparent 28%),linear-gradient(180deg,#091d30,#071522)}html[data-bs-theme="dark"] .hero-copy h1,html[data-bs-theme="dark"] .landing-section-heading h2,html[data-bs-theme="dark"] .advantages-grid h2{color:#f0f7ff}html[data-bs-theme="dark"] .hero-kicker{color:#55d9ef;border-color:#214960;background:#0c2b40}html[data-bs-theme="dark"] .hero-secondary-btn{color:#c6d6e5;border-color:#294158;background:#0d2236}html[data-bs-theme="dark"] .hero-trust>div{border-color:#294158}html[data-bs-theme="dark"] .hero-trust strong{color:#eaf4fd}
html[data-bs-theme="dark"] .bot-window{border-color:#294158;background:#10273b;box-shadow:0 30px 70px rgba(0,0,0,.28)}html[data-bs-theme="dark"] .bot-chat{background:radial-gradient(circle at 10% 20%,rgba(34,70,96,.5),transparent 28%),#122a3e}html[data-bs-theme="dark"] .bot-date{color:#9eb0c1;background:#20394e}html[data-bs-theme="dark"] .bot-message,html[data-bs-theme="dark"] .bot-options span,html[data-bs-theme="dark"] .preview-chip{color:#dce8f4;background:#172f45}html[data-bs-theme="dark"] .bot-message p{color:#9fb1c3}html[data-bs-theme="dark"] .bot-message span{color:#dce8f4}
html[data-bs-theme="dark"] .courses-section,html[data-bs-theme="dark"] .landing-cta{background:#071522}html[data-bs-theme="dark"] .course-card{color:#dce8f4;border-color:#21384d;background:#0c2033;box-shadow:0 8px 25px rgba(0,0,0,.14)}html[data-bs-theme="dark"] .course-tags span{color:#9db0c2;background:#172e42}html[data-bs-theme="dark"] .advantages-section{background:#091b2b}html[data-bs-theme="dark"] .advantage-list article{border-color:#21384d;background:#0c2033}html[data-bs-theme="dark"] .advantage-list h3{color:#e8f2fb}html[data-bs-theme="dark"] .landing-footer{border-color:#20364b;background:#071522}html[data-bs-theme="dark"] .landing-menu-open .landing-header{background:#071522}
@media(max-width:820px){.landing-theme-btn{margin-left:auto}.landing-menu-button{margin-left:3px}}