:root { color-scheme: light; --blue: #2563eb; --ink: #172033; --muted: #667085; --surface: #fff; --border: #e2e8f0; }
* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, sans-serif; line-height: 1.55; color: var(--ink); background: #e2e8f0; }
.container { width: min(760px, calc(100% - 32px)); margin-inline: auto; }
.hero { padding: 54px 0 46px; color: #fff; background: linear-gradient(135deg, #1d4ed8, #2563eb); }
.eyebrow, .category { text-transform: uppercase; letter-spacing: .08em; font-size: .75rem; font-weight: 700; }
h1 { margin: 4px 0 10px; font-size: clamp(2.35rem, 8vw, 3.6rem); line-height: 1; }
.value-proposition { max-width: 640px; font-size: 1.1rem; }
.updated { margin-bottom: 0; color: #dbeafe; font-size: .9rem; }
main { padding-block: 26px 50px; }
h2 { margin-top: 34px; font-size: 1.55rem; }
.offer-card { margin: 16px 0; padding: 20px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); box-shadow: 0 4px 16px rgba(15, 23, 42, .05); }
.offer-card h3 { margin: 8px 0; font-size: 1.25rem; line-height: 1.25; }
.badges { display: flex; flex-wrap: wrap; gap: 7px; }
.badge { display: inline-block; padding: 5px 10px; border-radius: 999px; color: #fff; background: var(--badge-color); font-size: .75rem; font-weight: 700; }
.category { margin: 14px 0 0; color: var(--blue); }
.article-title { margin: 8px 0; }
.source { color: var(--muted); font-size: .9rem; }
.why { margin: 14px 0; padding: 12px 14px; border-left: 4px solid var(--blue); background: #f8fafc; }
.why p { margin: 4px 0 0; }
.offer-link { display: inline-block; margin-top: 8px; padding: 10px 14px; border-radius: 8px; color: #fff; background: var(--blue); font-weight: 700; text-decoration: none; }
.offer-link:focus-visible { outline: 3px solid #f59e0b; outline-offset: 3px; }
.signup { margin: 0 0 34px; padding: 20px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); box-shadow: 0 4px 16px rgba(15, 23, 42, .05); }
.signup h2 { margin: 0; }
.signup-copy { margin: 6px 0 14px; color: var(--muted); }
footer { padding: 26px 0; color: var(--muted); background: #e9edf5; font-size: .9rem; }
@media (max-width: 520px) { .hero { padding-block: 40px 34px; } .offer-card, .signup { padding: 17px; } }