/* =================================================================
   manav.id - theme.css
   Enterprise-infrastructure aesthetic. Off-white, restrained, sober.
   Inspired by Stripe, Auth0, Linear, Vercel docs.
   ================================================================= */

:root {
  /* Base */
  --bg: #fbfaf6;
  --bg-card: #ffffff;
  --bg-mute: #f3f1ea;
  --bg-code: #f7f5ee;

  --tx: #0e1116;
  --tx2: #4a5057;
  --tx3: #7a8089;
  --tx-inv: #ffffff;

  --bdr: #e3e0d4;
  --bdr-soft: #ecebe2;
  --bdr-strong: #c9c4b1;

  /* Brand */
  --ac: #16805d;          /* primary green */
  --ac-fg: #0f6448;       /* darker hover */
  --ac-soft: #e6f3ed;     /* tint background */

  --warn: #b25e09;
  --crit: #c2410c;
  --info: #1c5bb3;

  /* Typography */
  --font-sans: 'Figtree', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Source Serif Pro', 'Georgia', serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'IBM Plex Mono', ui-monospace, Menlo, monospace;

  /* Scale */
  --fs-1: 56px;
  --fs-2: 36px;
  --fs-3: 26px;
  --fs-4: 19px;
  --fs-body: 16px;
  --fs-small: 14px;
  --fs-micro: 12px;

  /* Layout */
  --radius: 8px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(14,17,22,0.04);
  --shadow-md: 0 4px 16px -4px rgba(14,17,22,0.08);

  --max-w: 1180px;
  --max-w-narrow: 760px;
}

@media (max-width: 720px) {
  :root {
    --fs-1: 38px;
    --fs-2: 28px;
    --fs-3: 22px;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--tx);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-sans);
  font-weight: 500;
  letter-spacing: -0.022em;
  margin: 0 0 16px;
  color: var(--tx);
}
h1 { font-size: var(--fs-1); line-height: 1.05; letter-spacing: -0.028em; }
h2 { font-size: var(--fs-2); line-height: 1.15; }
h3 { font-size: var(--fs-3); line-height: 1.25; }
h4 { font-size: var(--fs-4); line-height: 1.35; }

p { margin: 0 0 16px; color: var(--tx2); line-height: 1.65; }
p.lede { font-size: calc(var(--fs-body) + 3px); color: var(--tx2); line-height: 1.55; }

a { color: var(--ac); text-decoration: none; transition: color .12s ease; }
a:hover { color: var(--ac-fg); text-decoration: underline; }

code { font-family: var(--font-mono); font-size: 0.92em; background: var(--bg-code); padding: 1px 6px; border-radius: 4px; }
pre { font-family: var(--font-mono); font-size: 13px; background: var(--bg-code); padding: 16px 18px; border-radius: var(--radius); overflow-x: auto; border: 1px solid var(--bdr-soft); line-height: 1.55; color: var(--tx); }

/* Layout */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--max-w-narrow); margin: 0 auto; padding: 0 24px; }

/* Header */
header.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251,250,246,0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--bdr-soft);
}
.topbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--tx);
}
.brand:hover { text-decoration: none; color: var(--tx); }
.brand img { width: 24px; height: 24px; border-radius: 5px; display: block; }
.brand .id { color: var(--tx3); font-weight: 400; }

nav.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
}
nav.nav a {
  color: var(--tx2);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
}
nav.nav a:hover { color: var(--tx); text-decoration: none; }
nav.nav a.active { color: var(--tx); }
nav.nav .cta {
  background: var(--tx);
  color: var(--tx-inv);
  padding: 7px 14px;
  border-radius: 6px;
  font-size: 13px;
}
nav.nav .cta:hover { background: var(--ac); color: var(--tx-inv); text-decoration: none; }

@media (max-width: 720px) {
  .topbar-inner { padding: 12px 16px; gap: 12px; }
  nav.nav { gap: 14px; }
  nav.nav .hide-sm { display: none; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 7px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.005em;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all .14s ease;
}
.btn.primary {
  background: var(--tx);
  color: var(--tx-inv);
  border-color: var(--tx);
}
.btn.primary:hover { background: var(--ac); border-color: var(--ac); color: var(--tx-inv); text-decoration: none; }
.btn.ghost {
  background: transparent;
  color: var(--tx);
  border-color: var(--bdr-strong);
}
.btn.ghost:hover { background: var(--bg-mute); border-color: var(--tx); color: var(--tx); text-decoration: none; }
.btn.sm { padding: 7px 14px; font-size: 13px; }

.cta-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--bdr);
  border-radius: var(--radius);
  padding: 24px 26px;
  transition: border-color .14s, transform .14s;
}
.card:hover { border-color: var(--bdr-strong); }
.card-link { color: inherit; display: block; text-decoration: none; }
.card-link:hover { text-decoration: none; }
.card-link:hover .card { border-color: var(--ac); transform: translateY(-1px); }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--ac);
  margin-bottom: 10px;
  font-weight: 600;
}

/* Hero */
.hero {
  padding: 96px 0 56px;
  text-align: left;
}
.hero h1 {
  max-width: 18ch;
  margin-bottom: 24px;
}
.hero p.lede {
  max-width: 38em;
  font-size: 19px;
  color: var(--tx2);
  margin-bottom: 32px;
}
.hero .cta-row { margin-top: 28px; }

/* Section */
section.section {
  padding: 72px 0;
  border-top: 1px solid var(--bdr-soft);
}
section.section h2 { max-width: 22ch; margin-bottom: 12px; }
section.section p.intro {
  font-size: 17px;
  color: var(--tx2);
  max-width: 42em;
  margin-bottom: 32px;
}

/* Grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

@media (max-width: 720px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* Stats */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--bdr);
  border-bottom: 1px solid var(--bdr);
}
.stat {
  padding: 28px 24px;
  border-right: 1px solid var(--bdr-soft);
}
.stat:last-child { border-right: none; }
.stat .num {
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -0.024em;
  line-height: 1.05;
  color: var(--tx);
  margin-bottom: 6px;
  font-family: var(--font-sans);
}
.stat .label {
  font-size: 13px;
  color: var(--tx3);
  line-height: 1.5;
}
@media (max-width: 720px) {
  .stats-row { grid-template-columns: 1fr 1fr; }
  .stat { border-bottom: 1px solid var(--bdr-soft); }
}

/* Primitive block (used on homepage) */
.primitive {
  background: var(--bg-card);
  border: 1px solid var(--bdr);
  border-left: 3px solid var(--ac);
  padding: 22px 24px;
  border-radius: var(--radius);
}
.primitive .num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ac);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.primitive h3 { font-size: 18px; margin-bottom: 8px; }
.primitive p { font-size: 14.5px; color: var(--tx2); margin: 0; }

/* Privacy posture callout */
.posture {
  background: linear-gradient(180deg, var(--ac-soft), var(--bg-card));
  border: 1px solid var(--bdr);
  border-left: 3px solid var(--ac);
  border-radius: var(--radius);
  padding: 24px 28px;
}
.posture .label {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--ac);
  font-weight: 600;
  margin-bottom: 12px;
}
.posture .headline {
  font-size: 21px;
  font-weight: 500;
  color: var(--tx);
  margin-bottom: 16px;
  letter-spacing: -0.012em;
}
.posture ul { margin: 0; padding: 0; list-style: none; }
.posture li {
  padding: 6px 0 6px 18px;
  position: relative;
  font-size: 14.5px;
  color: var(--tx2);
}
.posture li::before {
  content: " - ";
  position: absolute;
  left: 0;
  color: var(--tx3);
}

/* Pills / tags */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bg-mute);
  border: 1px solid var(--bdr-soft);
  border-radius: var(--radius-pill);
  font-size: 12px;
  color: var(--tx2);
  font-family: var(--font-sans);
}
.pill .dot { width: 6px; height: 6px; background: var(--ac); border-radius: 50%; }
.pill.mono { font-family: var(--font-mono); }

/* Footer */
footer.site {
  border-top: 1px solid var(--bdr);
  padding: 48px 0 64px;
  margin-top: 64px;
  background: var(--bg-mute);
  font-size: 14px;
  color: var(--tx3);
}
footer.site .inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
}
footer.site .col h5 {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tx3);
  margin: 0 0 14px;
  font-weight: 600;
}
footer.site .col a {
  display: block;
  color: var(--tx2);
  font-size: 14px;
  padding: 4px 0;
}
footer.site .col a:hover { color: var(--tx); text-decoration: none; }
footer.site .legal {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--bdr-soft);
  color: var(--tx3);
  font-size: 12px;
}
@media (max-width: 720px) {
  footer.site .inner { grid-template-columns: 1fr 1fr; }
}

/* Code block helper */
.code-snippet {
  background: #0e1116;
  color: #d9d6cc;
  border-radius: var(--radius);
  padding: 18px 22px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.65;
  overflow-x: auto;
  border: 1px solid #1c2026;
}
.code-snippet .tk-kw { color: #7eb39d; }
.code-snippet .tk-str { color: #e3c984; }
.code-snippet .tk-cmt { color: #6a727a; font-style: italic; }
.code-snippet .tk-fn { color: #9ab0d2; }

/* Logo banner / press */
.logos-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  padding: 18px 0;
  align-items: center;
  opacity: 0.65;
}
.logos-row > div {
  text-align: center;
  color: var(--tx3);
  font-size: 13px;
  font-family: var(--font-mono);
}
@media (max-width: 720px) {
  .logos-row { grid-template-columns: repeat(2, 1fr); }
}

/* Standards table */
table.standards {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
  font-size: 14px;
}
table.standards th, table.standards td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--bdr-soft);
}
table.standards th {
  background: var(--bg-mute);
  font-weight: 600;
  color: var(--tx);
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
table.standards td { color: var(--tx2); }

/* Misc helpers */
.muted { color: var(--tx3); }
.mono { font-family: var(--font-mono); }
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mt-0 { margin-top: 0; }
.spacer-sm { height: 24px; }
.spacer-md { height: 48px; }
.spacer-lg { height: 72px; }
hr.rule { border: none; border-top: 1px solid var(--bdr-soft); margin: 24px 0; }