:root {
  --bg: #0b0d14;
  --bg-alt: #10131c;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-hover: rgba(255, 255, 255, 0.07);
  --text: #eef0f6;
  --muted: #9aa1b4;
  --line: rgba(255, 255, 255, 0.09);
  --accent: #7c8cff;
  --accent-2: #3ee0c5;
  --todo-bg: #4a3a00;
  --todo-text: #ffe28a;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */

header.site {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 13, 20, 0.72);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line);
}

header.site .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  font-size: 0.95rem;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0d14;
  font-weight: 900;
  letter-spacing: 0;
}

nav { display: flex; flex-wrap: wrap; gap: 4px 22px; }

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

nav a:hover { color: var(--text); }

/* Type */

h1 { font-size: clamp(2.2rem, 6vw, 4rem); line-height: 1.08; letter-spacing: -0.03em; margin: 0 0 20px; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 28px; }
h3 { font-size: 1.1rem; margin: 24px 0 8px; }

.lead { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--muted); max-width: 640px; margin-top: 0; }

.eyebrow {
  margin: 0 0 12px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.grad {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Hero */

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(72px, 14vw, 140px) 0 clamp(64px, 10vw, 110px);
}

.hero::before {
  content: "";
  position: absolute;
  inset: -40% -10% auto auto;
  width: 820px;
  height: 820px;
  background:
    radial-gradient(closest-side, rgba(124, 140, 255, 0.28), transparent 70%),
    radial-gradient(closest-side at 30% 70%, rgba(62, 224, 197, 0.18), transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 70% 30%, black, transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 30%, black, transparent 65%);
  opacity: 0.5;
  pointer-events: none;
}

.hero .wrap { position: relative; z-index: 1; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }

.btn {
  display: inline-block;
  padding: 13px 22px;
  border-radius: 12px;
  font-weight: 650;
  font-size: 0.98rem;
  text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  overflow-wrap: anywhere;
}

.btn:hover { transform: translateY(-1px); }

.btn.primary {
  background: linear-gradient(135deg, var(--accent), #9b7cff);
  color: #fff;
  box-shadow: 0 8px 30px rgba(124, 140, 255, 0.3);
}

.btn.ghost {
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--surface);
}

.btn.ghost:hover { border-color: rgba(255, 255, 255, 0.25); }

/* Sections */

.section { padding: clamp(64px, 10vw, 104px) 0; border-top: 1px solid var(--line); }
.section.alt { background: var(--bg-alt); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.tile {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.tile:hover { background: var(--surface-hover); border-color: rgba(124, 140, 255, 0.35); }

.tile svg {
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: 11px;
  background: rgba(124, 140, 255, 0.12);
  stroke: var(--accent);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.tile h3 { margin: 18px 0 6px; }
.tile p { margin: 0; color: var(--muted); font-size: 0.97rem; }

.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
}

.steps li { border-top: 2px solid var(--accent); padding-top: 18px; margin: 0; }
.steps span { font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; }
.steps h3 { margin: 8px 0 6px; }
.steps p { margin: 0; color: var(--muted); }

.contact {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 32px;
  align-items: start;
}

.contact-cta p { color: var(--muted); font-size: 1.1rem; margin-top: 0; }

@media (max-width: 760px) {
  .contact { grid-template-columns: 1fr; }
}

/* Cards and details (shared with the Napnio pages) */

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px 26px;
  margin: 16px 0;
}

.card h3 { margin-top: 0; }

dl.details {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 10px 22px;
  margin: 0;
}

dl.details dt { color: var(--muted); }
dl.details dd { margin: 0; overflow-wrap: anywhere; }

@media (max-width: 520px) {
  dl.details { grid-template-columns: 1fr; gap: 2px; }
  dl.details dd { margin-bottom: 12px; }
}

.badge {
  display: inline-block;
  font-size: 0.8rem;
  padding: 3px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  margin-left: 6px;
  vertical-align: middle;
}

.todo {
  background: var(--todo-bg);
  color: var(--todo-text);
  padding: 0 4px;
  border-radius: 4px;
  font-weight: 600;
}

.draft-banner {
  background: var(--todo-bg);
  color: var(--todo-text);
  border-radius: 12px;
  padding: 12px 16px;
  margin-bottom: 28px;
}

/* Document pages (Napnio, privacy) */

body:not(.home) main { padding: 56px 0 72px; }
body:not(.home) main .wrap { max-width: 780px; }
body:not(.home) h1 { font-size: clamp(2rem, 5vw, 2.8rem); }
body:not(.home) h2 { font-size: 1.35rem; margin: 40px 0 12px; }

ul { padding-left: 1.2em; }
li { margin: 4px 0; }

/* Footer */

footer.site {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

footer.site .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 24px;
  padding-top: 24px;
  padding-bottom: 36px;
}