:root {
  --bg: #0d0f22; --bg2: #0a0c1b; --surface: #161a35; --surface2: #1e2344; --line: #2a2f55;
  --ink: #eceaff; --ink2: #c3c0e4; --muted: #9a98bd;
  --accent: #a596ff; --accent-ink: #120f2b; --accent-soft: #2b2860;
  --w: #a596ff; --x: #7fb2ff; --v: #ff9ccf;
  --body: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --wrap: 1100px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--body); overflow-x: hidden; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
img { max-width: 100%; display: block; }
html[data-lang="en"] [lang="de"], html[data-lang="de"] [lang="en"] { display: none !important; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
@media (max-width: 560px) { .wrap { padding: 0 18px; } body { font-size: 16px; } }

/* Night sky: a few fixed stars behind everything */
.sky { position: absolute; inset: 0 0 auto 0; height: 760px; pointer-events: none; overflow: hidden;
  background: radial-gradient(1200px 600px at 75% -10%, #23205a 0%, transparent 60%); }
.sky i { position: absolute; width: 2px; height: 2px; border-radius: 50%; background: #fff; opacity: .55; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 10; background: rgba(13,15,34,.72); backdrop-filter: saturate(140%) blur(14px); -webkit-backdrop-filter: saturate(140%) blur(14px); }
.nav .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font: 700 19px/1 var(--display); letter-spacing: -.2px; }
.brand:hover { text-decoration: none; }
.brand img { border-radius: 8px; }
.brand b { font-weight: 400; color: var(--ink2); }
.nav-links { display: flex; gap: 22px; margin-left: auto; }
.nav-links a { color: var(--ink2); font-size: 15px; }
.lang { display: flex; background: var(--surface); border-radius: 10px; padding: 3px; }
.lang button { appearance: none; border: 0; background: transparent; color: var(--muted); font: 600 13px var(--body); padding: 5px 9px; border-radius: 7px; cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--accent-soft); color: var(--ink); }
@media (max-width: 720px) { .nav-links { display: none; } .lang { margin-left: auto; } }

/* Hero */
.hero { position: relative; padding: 72px 0 40px; }
.hero .grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
@media (max-width: 900px) { .hero .grid { grid-template-columns: 1fr; gap: 40px; } .hero { padding-top: 40px; } }
h1 { font: 800 clamp(42px, 6.4vw, 72px)/1.02 var(--display); letter-spacing: -.035em; margin: 0 0 20px; }
h1 .soft { color: var(--ink2); font-weight: 300; }
.lead { font-size: 19px; color: var(--ink2); max-width: 34em; margin: 0 0 28px; }
.stores { display: flex; flex-wrap: wrap; gap: 10px; }
.store { display: inline-flex; align-items: center; gap: 8px; padding: 11px 16px; border-radius: 14px; background: var(--surface); color: var(--ink2); font-size: 15px; }
.store b { color: var(--ink); font-weight: 600; }

/* The phone with the rest calculator */
.phone { justify-self: center; width: min(360px, 100%); background: var(--bg2); border-radius: 44px; padding: 14px; box-shadow: 0 0 0 1px var(--line), 0 40px 80px -30px rgba(80,60,200,.55); }
.screen { background: var(--bg); border-radius: 32px; padding: 26px 16px 18px; display: grid; gap: 12px; }
.screen h3 { margin: 0; font: 800 26px/1.1 var(--display); letter-spacing: -.02em; }
.screen .sub { color: var(--muted); font-size: 13px; margin-top: -8px; }
.times { display: grid; grid-template-columns: 1fr 1fr; background: var(--surface); border-radius: 18px; overflow: hidden; }
.times div { padding: 10px 14px; }
.times div + div { border-left: 1px solid var(--line); }
.times .on { background: var(--accent-soft); }
.times small { display: block; font-size: 11.5px; color: var(--muted); font-weight: 600; }
.times .on small { color: var(--accent); }
.times strong { font: 300 30px/1.1 var(--display); letter-spacing: -.5px; font-variant-numeric: tabular-nums; }
.card { background: var(--surface); border-radius: 18px; padding: 12px; display: grid; gap: 8px; }
.band { display: flex; height: 26px; gap: 0; }
.band span { border-radius: 8px; display: flex; align-items: center; padding-left: 8px; color: var(--accent-ink); font-weight: 900; font-size: 12px; }
.band .gap { background: none; }
.rows { display: grid; gap: 2px; font-variant-numeric: tabular-nums; font-size: 13px; }
.rows div { display: grid; grid-template-columns: 30px 1fr 1fr 1fr 1.2fr; align-items: center; text-align: right; padding: 5px 6px; border-radius: 10px; }
.rows .head { color: var(--muted); font-size: 11px; font-weight: 600; padding-top: 0; }
.rows .head span:first-child, .rows div span:first-child { text-align: left; }
.rows .mine { background: var(--accent-soft); }
.pos { display: inline-grid; place-items: center; width: 20px; height: 20px; border-radius: 6px; color: var(--accent-ink); font-weight: 900; font-size: 11px; }
.eff { font-weight: 800; font-size: 15px; }
.keys { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.keys span { background: var(--surface); border-radius: 12px; height: 34px; display: grid; place-items: center; font-size: 15px; }
.keys .fn { background: var(--accent-soft); color: var(--accent); font-weight: 700; font-size: 12px; }
.keys .calc { grid-column: 1 / -1; background: var(--accent); color: var(--accent-ink); font-weight: 800; font-size: 13px; }
.W { background: var(--w); } .X { background: var(--x); } .V { background: var(--v); }
.cW { color: var(--w); } .cX { color: var(--x); } .cV { color: var(--v); }

/* Sections */
section { padding: 72px 0; }
h2 { font: 800 clamp(30px, 4vw, 44px)/1.08 var(--display); letter-spacing: -.03em; margin: 0 0 14px; max-width: 18em; }
.intro { color: var(--ink2); max-width: 38em; margin: 0 0 36px; }
.feat { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 860px) { .feat { grid-template-columns: 1fr; } }
.feat article { background: var(--surface); border-radius: 22px; padding: 24px; }
.feat h3 { margin: 0 0 8px; font: 700 20px/1.25 var(--display); letter-spacing: -.01em; }
.feat p { margin: 0; color: var(--ink2); font-size: 16px; }
.feat .tag { display: inline-block; margin-bottom: 14px; font-size: 13px; font-weight: 600; color: var(--accent); background: var(--accent-soft); padding: 3px 10px; border-radius: 999px; }
.feat .soon { color: var(--muted); background: var(--surface2); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.legend { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.legend li { display: grid; grid-template-columns: 36px 1fr; gap: 12px; align-items: start; background: var(--surface); border-radius: 18px; padding: 16px; color: var(--ink2); font-size: 16px; }
.legend .pos { width: 32px; height: 32px; border-radius: 10px; font-size: 15px; }
.legend b { color: var(--ink); display: block; }

.privacy ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; max-width: 40em; }
.privacy li { padding-left: 26px; position: relative; color: var(--ink2); }
.privacy li::before { content: ""; position: absolute; left: 4px; top: .62em; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }

footer { padding: 40px 0 56px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; }
footer a { color: var(--ink2); }

/* Legal page */
.legal { padding: 48px 0 72px; max-width: 760px; }
.legal h1 { font-size: clamp(34px, 5vw, 48px); }
.legal h2 { font-size: 24px; margin-top: 36px; }
.legal p, .legal li { color: var(--ink2); }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Sleep plan timeline in the phone */
.tl { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 8px; }
.tl li { display: grid; grid-template-columns: 12px 1fr auto; gap: 10px; align-items: start; background: var(--surface); border-radius: 16px; padding: 10px 12px; }
.tl .dot { width: 10px; height: 10px; border-radius: 50%; margin-top: 5px; }
.tl small { display: block; color: var(--muted); font-size: 11px; }
.tl b { display: block; font-size: 14px; font-weight: 700; }
.tl span { font: 300 18px/1.2 var(--display); font-variant-numeric: tabular-nums; }
.tl em { font-style: normal; font-weight: 800; font-size: 13px; }

/* How it works: a real sequence, so numbered */
.steps { counter-reset: s; list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.steps li { counter-increment: s; background: var(--surface); border-radius: 22px; padding: 22px; color: var(--ink2); font-size: 16px; }
.steps li::before { content: counter(s); display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); font-weight: 800; margin-bottom: 12px; }
.steps b { display: block; color: var(--ink); font: 700 19px/1.25 var(--display); margin-bottom: 6px; }