*{box-sizing:border-box}html{scroll-padding-top:1rem}
body{margin:0;background:var(--background);color:var(--ink);font:16px/1.6 Inter,system-ui,sans-serif}
a{color:inherit}a:focus-visible{outline:3px solid currentColor;outline-offset:5px}
.wrap{width:min(1050px,calc(100% - 36px));margin:auto}
header{background:var(--header);color:#fff;border-bottom:4px solid var(--accent)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:15px 0}
.identity{display:flex;flex-wrap:wrap;align-items:center;gap:7px 14px}
.identity strong{font-size:1.35rem}.identity span{font-size:.8rem;color:#e4e9f3}
.login{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:.55rem 1.6rem;background:var(--accent);color:var(--button-ink);font-weight:850;text-decoration:none;border-radius:var(--radius)}
.login:hover{box-shadow:inset 0 0 0 2px currentColor}
.hero{margin-block:24px;padding:clamp(22px,5vw,55px);background:var(--hero);color:white;border-radius:var(--radius)}
.hero h1{font-size:clamp(2rem,6vw,4rem);line-height:1.07;letter-spacing:-.04em;margin:0 0 16px;max-width:18ch}
.hero p{max-width:62ch}.destination{font-size:.86rem;margin-left:12px;overflow-wrap:anywhere}
.hero-with-art{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);align-items:center;gap:24px}
.hero-with-art h1{font-size:clamp(2rem,4.5vw,3.25rem)}
.hero-art{display:block;width:100%;max-width:440px;height:auto;justify-self:center;border-radius:var(--radius);border:1px solid #ffce4260}
.chapter .app-offer{margin-top:14px}
@media(max-width:760px){.hero-with-art{grid-template-columns:minmax(0,1fr)}}
.layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.7fr);gap:22px;margin-bottom:36px;align-items:start}
.panel,.chapter{background:var(--panel);padding:20px;border:1px solid var(--line);border-radius:var(--radius)}
.panel a{display:block;padding:7px 0}.chapter+.chapter{margin-top:12px}
.chapter h2{line-height:1.2;margin:0 0 .5rem}.chapter p{margin:0}
footer{border-top:1px solid var(--line);padding-block:18px;font-size:.88rem}
.gold{--background:#faf5e6;--ink:#30240d;--header:#231b0d;--accent:#ffce42;--button-ink:#211703;--hero:linear-gradient(120deg,#241b08,#624008);--panel:#fffdf5;--line:#d7c797;--radius:7px}
.green{--background:#071713;--ink:#edfff7;--header:#0b201a;--accent:#4aef96;--button-ink:#062211;--hero:linear-gradient(145deg,#10342a,#145541);--panel:#102720;--line:#2a5346;--radius:16px}
.green .layout{grid-template-columns:1fr}.green .topics a{display:inline-block;margin-right:18px}
.blue{--background:#edf3fa;--ink:#132b48;--header:#0b2141;--accent:#ffdd50;--button-ink:#19263b;--hero:linear-gradient(115deg,#0b2141,#174477);--panel:#fff;--line:#ccd9eb;--radius:5px}
.blue .panel{grid-column:2;grid-row:1}.blue .chapters{grid-column:1;grid-row:1}.blue .layout{grid-template-columns:minmax(0,2.7fr) minmax(0,1fr)}
@media(max-width:650px){.layout,.blue .layout{display:block}.panel{margin-bottom:12px}.destination{display:block;margin:6px 0 0}.bar .login{padding-inline:1rem}}