:root {
  --bg: #F6F7F4; --card: #FFFFFF; --border: #DDE1E4; --tile: #C9D3E8;
  --text: #14171B; --muted: #4E565F; --accent: #0B6BD3; --on-accent: #FFFFFF; --link: #0B62C2;
  --sans: "Space Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #0B0F14; --card: #121921; --border: #233142; --tile: #1E2B3A;
  --text: #E8F1F8; --muted: #A3B4C4; --accent: #4FB3FF; --on-accent: #05070A; --link: #6CC2FF;
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans); font-size: 1.0625rem; line-height: 1.6; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--link); }
h1, h2, h3 { font-family: var(--sans); font-weight: 700; letter-spacing: -.02em; line-height: 1.1; margin: 0 0 .5em; }
h1 { font-size: clamp(2.3rem, 6vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 1.25rem; }
.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: var(--on-accent); padding: .5rem 1rem; z-index: 20; }
.skip:focus { left: 0; }
:focus-visible { outline: 3px solid var(--link); outline-offset: 2px; }

.site-header { z-index: 10; background: var(--bg); border-bottom: 1px solid var(--border); }
.bar { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; padding-top: .6rem; padding-bottom: .6rem; }
.brand { display: flex; align-items: center; gap: .6rem; color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: -.02em; font-size: 1.15rem; margin-right: auto; }
.brand img { width: 40px; height: 40px; border-radius: 50%; }
.nav { display: flex; gap: 1.1rem; order: 3; width: 100%; overflow-x: auto; padding-bottom: .1rem; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 500; padding: .35rem 0; white-space: nowrap; }
.nav a:hover { color: var(--text); }
.actions { display: flex; align-items: center; gap: .5rem; }

.btn { display: inline-block; font: inherit; font-weight: 700; text-decoration: none; text-align: center; cursor: pointer; padding: .7rem 1.3rem; border-radius: 999px; border: 2px solid var(--accent); background: var(--accent); color: var(--on-accent); }
.btn:hover { filter: brightness(1.08); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); background: var(--tile); filter: none; }
.btn-sm { padding: .4rem .9rem; font-size: .9rem; }
.btn[aria-disabled="true"] { background: var(--tile); color: var(--muted); border-color: var(--border); cursor: not-allowed; }
.btn[aria-disabled="true"]:hover { filter: none; }

.hero { --text: #E8F1F8; --muted: #A3B4C4; --link: #6CC2FF; --accent: #4FB3FF; --on-accent: #05070A; --border: #233142; background: #0B0F14 url("banner.webp") center / cover no-repeat; color: var(--text); padding: 4rem 0; }
.hero .wrap { display: grid; gap: 2.5rem; align-items: center; }
.hero .wrap > div:first-child { background: rgba(11,15,20,.78); border-radius: 20px; padding: 1.25rem 1.5rem; margin-left: -1.25rem; margin-right: -1.25rem; }
.eyebrow { display: inline-block; color: var(--link); font-family: var(--mono); font-weight: 500; letter-spacing: .08em; text-transform: uppercase; font-size: .8rem; margin-bottom: .75rem; }
.hero .sub { color: var(--muted); font-size: 1.15rem; max-width: 34em; }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.5rem 0 1rem; }
.note { color: var(--muted); font-size: .95rem; }
.workday { margin-top: 1rem; padding: 1rem 1.25rem; background: rgba(11,15,20,.85); border: 1px solid var(--border); border-radius: 16px; font-family: var(--mono); font-size: .8rem; color: var(--muted); }
.workday .row { display: flex; justify-content: space-between; letter-spacing: .08em; text-transform: uppercase; }
.workday progress { display: block; width: 100%; height: 8px; margin: .6rem 0; appearance: none; -webkit-appearance: none; border: 0; border-radius: 999px; background: #1E2B3A; overflow: hidden; }
.workday progress::-webkit-progress-bar { background: #1E2B3A; }
.workday progress::-webkit-progress-value { background: var(--accent); border-radius: 999px; }
.workday progress::-moz-progress-bar { background: var(--accent); border-radius: 999px; }
.live-box { aspect-ratio: 16 / 9; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .6rem; background: rgba(11,15,20,.85); border: 1px solid var(--border); border-radius: 16px; color: var(--text); text-decoration: none; text-align: center; padding: 1rem; }
.live-box:hover { border-color: var(--accent); }
.live-box svg { width: 56px; height: 56px; color: var(--accent); }
.live-box strong { font-weight: 700; font-size: 1.3rem; }
.live-box span { color: var(--muted); font-size: .95rem; }

section { padding: 4rem 0; }
.lead { color: var(--muted); max-width: 40em; }
.grid { display: grid; gap: 1.25rem; margin-top: 2rem; }
.card { position: relative; background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 1.5rem; display: flex; flex-direction: column; gap: .4rem; }
.card p { color: var(--muted); margin: 0 0 1rem; }
.card.featured { border: 2px solid var(--accent); }
.badge { position: absolute; top: -.8rem; left: 1.25rem; background: var(--accent); color: var(--on-accent); font-family: var(--mono); font-weight: 500; font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; padding: .2rem .7rem; border-radius: 999px; }
.price { font-size: 2.2rem; line-height: 1.2; font-weight: 700; letter-spacing: -.02em; margin: .3rem 0 .8rem; }
.price s { color: var(--muted); font-size: 1rem; line-height: 1; margin-left: .4rem; }
.card .btn { margin-top: auto; }
.alt { background: var(--card); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.alt .card { background: var(--bg); }
.fine { color: var(--muted); font-size: .9rem; margin-top: 1.25rem; }
.tip { text-align: center; }
.tip .lead { margin: 0 auto 1.5rem; }
.card h3 a { color: var(--text); text-decoration: none; }
.card h3 a:hover { color: var(--link); text-decoration: underline; }

.site-footer { border-top: 1px solid var(--border); padding: 2.5rem 0; color: var(--muted); font-size: .95rem; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; justify-content: space-between; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; }
.err { min-height: 70vh; display: flex; align-items: center; text-align: center; }

@media (min-width: 760px) {
  .site-header { position: sticky; top: 0; }
  .nav { order: 0; width: auto; overflow: visible; margin: 0 auto; }
  .bar { flex-wrap: nowrap; }
  .brand { margin-right: 0; }
  .hero { padding: 6rem 0; }
  .hero .wrap { grid-template-columns: 1.1fr .9fr; }
  .hero .wrap > div:first-child { margin-right: 0; }
  .grid.three { grid-template-columns: repeat(3, 1fr); }
  .grid.two { grid-template-columns: repeat(2, 1fr); }
  .grid.four { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1000px) { .grid.four { grid-template-columns: repeat(4, 1fr); } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
.err .lead { margin: 0 auto 1.5rem; }