:root{--ink:#090909;--muted:#666;--line:#d9d9d9;--red:#cf162c;--paper:#fff;--soft:#f4f4f2}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"DM Sans",Arial,sans-serif;-webkit-font-smoothing:antialiased}
button,a{font:inherit}
.page-shell{width:min(100%,1240px);margin:auto;padding:0 20px}
.site-header{height:104px;display:flex;align-items:center;gap:18px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;color:var(--ink);text-decoration:none}
.brand-logo{display:block;width:100px;height:auto}
.header-line{height:1px;background:#aaa;flex:1}.brand-pillars{margin:0;font-size:.67rem;letter-spacing:.28em;color:#626262;white-space:nowrap}
.hero{padding:48px 0 28px}.eyebrow,.section-label{font-size:.75rem;font-weight:700;letter-spacing:.24em;margin:0 0 14px}
.eyebrow{display:none}.hero h1{font-family:"League Spartan",sans-serif;font-size:clamp(4.25rem,16vw,8.7rem);line-height:.78;letter-spacing:-.075em;margin:0;font-weight:800}.tagline{font-size:clamp(1.08rem,3vw,1.65rem);margin:25px 0 0;letter-spacing:-.025em}
.challenge{border:1px solid var(--line);display:grid;grid-template-columns:1fr;overflow:hidden;position:relative;margin-bottom:30px}.challenge-copy{padding:28px 24px 24px;display:grid;gap:24px}.challenge h2{font-family:"League Spartan",sans-serif;font-size:5.3rem;line-height:.72;letter-spacing:-.065em;margin:0}.challenge-rules{font-size:1.18rem;line-height:1.45;margin:0}.challenge-rules strong{font-weight:500}.challenge-meta{padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;gap:16px}.streak{display:inline-flex;align-items:center;gap:7px;background:#fff0f0;color:#c8242e;border-radius:999px;padding:9px 14px;font-weight:700}.timer{display:flex;align-items:center;gap:9px;font-size:.95rem}.timer svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.primary-button{border:0;background:#0b0b0b;color:white;min-height:70px;width:100%;padding:0 24px;display:flex;justify-content:center;align-items:center;gap:18px;font-weight:700;letter-spacing:.14em;cursor:pointer;transition:background .2s,transform .2s}.primary-button:hover{background:#cf162c}.primary-button:active{transform:scale(.99)}.arrow{font-size:1.65rem;font-weight:400}.not-live{display:none;margin:-10px 0 0;font-size:.82rem;color:var(--muted);text-align:center}.not-live.show{display:block}
.challenge.is-unavailable .challenge-rules,.challenge.is-unavailable .challenge-meta,.challenge.is-unavailable .primary-button{display:none}.challenge.is-unavailable h2{font-size:clamp(1.5rem,5vw,2.3rem);line-height:1.07;letter-spacing:-.02em}
footer{border-top:1px solid var(--line);height:90px;display:flex;align-items:center;justify-content:space-between;font-size:.7rem;letter-spacing:.15em}footer a{color:#111;text-decoration:none;font-weight:700}
@media(max-width:520px){.page-shell{padding:0 18px}.site-header{height:87px}.header-line{display:none}.brand-pillars{margin-left:auto;font-size:.55rem;letter-spacing:.15em}.hero{padding:32px 0 12px}.hero h1{font-size:4.3rem}.tagline{font-size:1rem;margin-top:14px}.challenge{margin-bottom:24px}.challenge-copy{padding:14px 21px 14px;gap:8px}.challenge-copy .section-label{margin-bottom:5px}.challenge h2{font-size:2.5rem;line-height:.8}.challenge-rules{font-size:1.05rem;line-height:1.35}.challenge-meta{padding-top:10px;gap:8px 12px}.streak{padding:7px 12px;font-size:.9rem}.timer{font-size:.9rem;gap:7px}.timer svg{width:20px;height:20px}.primary-button{min-height:62px}}
@media(min-width:760px){.page-shell{padding:0 40px}.challenge-copy{padding:38px;grid-template-columns:.55fr .8fr 1.2fr;align-items:end;gap:26px 34px}.challenge-meta{margin-bottom:2px}.challenge-copy .primary-button,.challenge-copy .not-live{grid-column:1/-1}}
@media(min-width:1100px){.site-header{height:122px}.hero{padding:70px 0 42px}.eyebrow{display:block}.hero h1{font-size:8.75rem}.challenge-copy{padding:42px 50px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}.primary-button{transition:none}}