/* NORTHSTAR — site styles */

:root {
  --bg: #07070c;
  --bg-raised: #0e0e17;
  --bg-inset: #0a0a12;
  --border: #202030;
  --border-bright: #35325a;
  --ink: #edebf6;
  --ink-muted: #a9a6c0;
  --accent: #a48fff;
  --accent-strong: #5b3fd4;
  --ok: #8fd9a8;
  --warn: #e2c07f;
  --bad: #e89b9b;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 68rem;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

h1, h2, h3 {
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 650;
  text-wrap: balance;
}

h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.25rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
}

p {
  max-width: 62ch;
}

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

::selection {
  background: var(--accent-strong);
  color: #fff;
}

/* ---------- accessibility helpers ---------- */

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3.5rem;
  z-index: 100;
  padding: 0.6rem 1rem;
  background: var(--accent-strong);
  color: #fff;
  border-radius: 0.4rem;
  text-decoration: none;
  transition: top 150ms ease;
}

.skip-link:focus {
  top: 1rem;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 7, 12, 0.92);
  border-bottom: 1px solid var(--border);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.18em;
  font-size: 0.9375rem;
}

.starmark {
  color: var(--accent);
  flex-shrink: 0;
}

.site-nav ul {
  display: flex;
  gap: 1.75rem;
  list-style: none;
}

.site-nav a {
  color: var(--ink-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  padding-block: 0.4rem;
}

.site-nav a:hover {
  color: var(--ink);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.55rem;
  background: none;
  border: 1px solid var(--border);
  border-radius: 0.45rem;
  color: var(--ink);
  font: inherit;
  font-size: 0.9375rem;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 1rem;
  height: 2px;
  background: var(--ink);
  box-shadow: 0 -5px 0 var(--ink), 0 5px 0 var(--ink);
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(5rem, 12vw, 8.5rem);
  border-bottom: 1px solid var(--border);
}

.hero-glow {
  position: absolute;
  inset: -20% -10% auto auto;
  width: 42rem;
  height: 42rem;
  background: radial-gradient(closest-side, rgba(91, 63, 212, 0.22), transparent 70%);
  pointer-events: none;
}

.hero .wrap {
  position: relative;
}

.hero h1 {
  font-size: clamp(2.2rem, 6vw, 3.9rem);
  max-width: 15ch;
  margin-bottom: 1.25rem;
}

.hero-copy {
  color: var(--ink-muted);
  font-size: 1.125rem;
  max-width: 56ch;
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

/* ---------- shared section + text styles ---------- */

.section {
  padding-block: clamp(3.5rem, 8vw, 5.5rem);
  border-bottom: 1px solid var(--border);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;
}

.lede {
  color: var(--ink-muted);
  font-size: 1.125rem;
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  border-radius: 0.5rem;
  font-size: 0.9995rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  line-height: 1.4;
}

.btn-primary {
  background: var(--accent-strong);
  color: #fff;
}

.btn-primary:hover {
  background: #6c50e6;
}

.btn-ghost {
  border-color: var(--border-bright);
  color: var(--ink);
  background: transparent;
}

.btn-ghost:hover {
  border-color: var(--accent);
}

.btn:disabled {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  color: var(--ink-muted);
  cursor: not-allowed;
}

.text-link {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.text-link:hover {
  color: var(--ink);
}

/* ---------- product ---------- */

.chip-label {
  margin-top: 2rem;
  color: var(--ink-muted);
  font-size: 0.9375rem;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  list-style: none;
  margin-top: 0.75rem;
}

.chip-row li {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--border-bright);
  border-radius: 999px;
  color: var(--ink);
}

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2.5rem;
}

.compare-cell {
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.4rem 1.5rem;
}

.compare-cell h3 {
  margin-bottom: 0.6rem;
}

.compare-cell p {
  color: var(--ink-muted);
  font-size: 0.9695rem;
}

.compare-cell-accent {
  border-color: var(--border-bright);
  background: linear-gradient(180deg, rgba(91, 63, 212, 0.12), rgba(91, 63, 212, 0.03));
}

/* the evidence ledger — signature element */

.ledger {
  margin-top: 2.5rem;
  border: 1px solid var(--border-bright);
  border-radius: 0.75rem;
  overflow: hidden;
  background: var(--bg-raised);
  font-family: var(--font-mono);
}

.ledger-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.8rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-inset);
}

.ledger-title {
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.ledger-note {
  font-size: 0.75rem;
  color: var(--ink-muted);
}

.ledger-rows {
  list-style: none;
}

.ledger-rows li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem 1.5rem;
  padding: 0.9rem 1.25rem;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border);
}

.ledger-rows li:last-child {
  border-bottom: none;
}

.ledger-final {
  background: rgba(91, 63, 212, 0.08);
}

.chip-set {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.chip {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  border: 1px solid currentColor;
}

.chip-ok { color: var(--ok); }
.chip-warn { color: var(--warn); }
.chip-bad { color: var(--bad); }

.availability {
  margin-top: 2.5rem;
  border-top: 1px solid var(--border);
  padding-top: 2rem;
}

.availability h3 {
  margin-bottom: 0.6rem;
}

.availability p {
  color: var(--ink-muted);
}

.availability-cta {
  margin-top: 1.4rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.availability-note {
  font-size: 0.875rem;
  color: var(--ink-muted);
}

/* ---------- how it works ---------- */

.steps {
  list-style: none;
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.steps li {
  counter-increment: step;
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.4rem 1.5rem;
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent);
  margin-bottom: 0.9rem;
}

.steps h3 {
  margin-bottom: 0.5rem;
}

.steps p {
  color: var(--ink-muted);
  font-size: 0.9375rem;
}

/* ---------- boundaries ---------- */

.boundaries {
  border: 1px solid var(--border-bright);
  border-left: 4px solid var(--accent);
  border-radius: 0.75rem;
  background: var(--bg-inset);
  padding: clamp(1.75rem, 4vw, 2.75rem);
}

.boundaries-lead {
  color: var(--ink);
  font-size: 1.125rem;
  margin-bottom: 1.25rem;
}

.boundaries-list {
  list-style: none;
  display: grid;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.boundaries-list li {
  color: var(--ink-muted);
  padding-left: 1.5rem;
  position: relative;
}

.boundaries-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.boundaries-close {
  font-weight: 600;
}

/* ---------- policies ---------- */

.policy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.policy-card {
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.6rem 1.7rem;
}

.policy-card h3 {
  margin-bottom: 0.7rem;
}

.policy-card p {
  color: var(--ink-muted);
  font-size: 0.9695rem;
  margin-bottom: 1.1rem;
}

.policy-more {
  margin-top: 1.75rem;
  color: var(--ink-muted);
  font-size: 0.9695rem;
}

/* ---------- contact ---------- */

.contact-email {
  display: inline-block;
  margin-top: 1.75rem;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3.4vw, 1.5rem);
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--border-bright);
  border-radius: 0.6rem;
  padding: 0.85rem 1.3rem;
  overflow-wrap: anywhere;
  max-width: 100%;
}

.contact-email:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---------- footer ---------- */

.site-footer {
  padding-block: 2.5rem;
}

.footer-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.25rem;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink-muted);
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  list-style: none;
}

.footer-links a {
  color: var(--ink-muted);
  text-decoration: none;
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: var(--ink);
}

/* ---------- policy pages ---------- */

.policy-page {
  padding-block: clamp(3rem, 7vw, 4.5rem);
}

.policy-page .wrap {
  max-width: 46rem;
}

.policy-page h1 {
  font-size: clamp(1.9rem, 4.5vw, 2.6rem);
  margin-bottom: 0.5rem;
}

.policy-updated {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--ink-muted);
  margin-bottom: 2.25rem;
}

.policy-page h2 {
  font-size: 1.25rem;
  margin-top: 2.25rem;
  margin-bottom: 0.6rem;
}

.policy-page p,
.policy-page li {
  color: var(--ink-muted);
}

.policy-page p + p {
  margin-top: 0.9rem;
}

.policy-page ul {
  margin-top: 0.6rem;
  padding-left: 1.3rem;
  display: grid;
  gap: 0.45rem;
}

.policy-page a {
  color: var(--accent);
}

.policy-back {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

/* ---------- 404 ---------- */

.notfound {
  min-height: 60vh;
  display: grid;
  place-content: center;
  text-align: center;
  padding-block: 4rem;
}

.notfound .eyebrow {
  margin-bottom: 1rem;
}

.notfound h1 {
  font-size: clamp(2rem, 6vw, 3rem);
  margin-bottom: 1rem;
}

.notfound p {
  color: var(--ink-muted);
  margin-bottom: 2rem;
  margin-inline: auto;
}

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .steps {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-raised);
    border-bottom: 1px solid var(--border);
  }

  .site-nav.open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 0.5rem clamp(1.25rem, 4vw, 2.5rem) 1rem;
  }

  .site-nav a {
    display: block;
    padding-block: 0.8rem;
    font-size: 1.0625rem;
  }

  .compare,
  .policy-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .steps {
    grid-template-columns: 1fr;
  }

  .hero-actions .btn {
    width: 100%;
    text-align: center;
  }

  .footer-row {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ---------- reduced motion ---------- */

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}