@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700&family=Palanquin+Dark:wght@600;700&display=swap");

:root {
  color-scheme: dark;
  --nbn-bg-top: #2d1b3d;
  --nbn-bg-mid: #1f1329;
  --nbn-bg-bottom: #0f0816;
  --nbn-surface: rgba(17, 24, 47, 0.72);
  --nbn-surface-strong: rgba(17, 24, 47, 0.92);
  --nbn-surface-soft: rgba(255, 255, 255, 0.05);
  --nbn-border: rgba(255, 255, 255, 0.14);
  --nbn-border-strong: rgba(208, 117, 147, 0.22);
  --nbn-text: #ffffff;
  --nbn-text-muted: rgba(255, 255, 255, 0.8);
  --nbn-text-subtle: rgba(255, 255, 255, 0.62);
  --nbn-primary: #7e2f4e;
  --nbn-secondary: #d07593;
  --nbn-highlight: #f3c7d8;
  --nbn-warn: #f3c76a;
  --nbn-success: #74daa1;
  --nbn-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  --nbn-radius-xl: 32px;
  --nbn-radius-lg: 24px;
  --nbn-radius-md: 18px;
  --nbn-radius-pill: 999px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--nbn-text);
  background:
    radial-gradient(circle at top left, rgba(208, 117, 147, 0.2), transparent 28%),
    radial-gradient(circle at top right, rgba(126, 47, 78, 0.16), transparent 32%),
    radial-gradient(circle at bottom right, rgba(208, 117, 147, 0.18), transparent 24%),
    linear-gradient(180deg, var(--nbn-bg-top), var(--nbn-bg-mid) 42%, var(--nbn-bg-bottom));
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
}

button,
input,
textarea {
  font: inherit;
}

.page-shell {
  width: min(100%, 1160px);
  margin: 0 auto;
  padding: 24px 18px 64px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  padding-top: 8px;
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border: 1px solid var(--nbn-border);
  border-radius: 22px;
  background: rgba(9, 13, 29, 0.6);
  backdrop-filter: blur(18px);
  box-shadow: var(--nbn-shadow);
}

.header-tools {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-badge {
  width: 44px;
  height: 44px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Palanquin Dark", "DM Sans", sans-serif;
  font-size: 1rem;
  letter-spacing: 0.06em;
  background: linear-gradient(145deg, var(--nbn-secondary), var(--nbn-primary));
  box-shadow: 0 14px 32px rgba(126, 47, 78, 0.34);
}

.brand-copy {
  min-width: 0;
}

.brand-name {
  margin: 0;
  font-family: "Palanquin Dark", "DM Sans", sans-serif;
  font-size: 1.2rem;
  line-height: 1;
}

.brand-subtitle {
  margin: 4px 0 0;
  color: var(--nbn-text-subtle);
  font-size: 0.88rem;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 10px 14px;
  border-radius: var(--nbn-radius-pill);
  color: var(--nbn-text-muted);
  transition:
    background 0.18s ease,
    color 0.18s ease,
    transform 0.18s ease;
}

.nav-link:hover,
.nav-link:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  color: var(--nbn-text);
  transform: translateY(-1px);
}

.nav-link.is-active {
  background: rgba(208, 117, 147, 0.16);
  border: 1px solid rgba(208, 117, 147, 0.26);
  color: var(--nbn-text);
}

.section-card,
.hero-card,
.metric-card,
.support-card,
.footer-card {
  border: 1px solid var(--nbn-border);
  background: linear-gradient(180deg, var(--nbn-surface-strong), var(--nbn-surface));
  backdrop-filter: blur(18px);
  box-shadow: var(--nbn-shadow);
}

.hero-card {
  margin-top: 22px;
  padding: 28px;
  border-radius: var(--nbn-radius-xl);
}

.hero-grid,
.split-grid,
.feature-grid,
.metric-grid,
.support-grid,
.surface-grid,
.summary-grid {
  display: grid;
  gap: 18px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.9fr);
  align-items: stretch;
}

.split-grid {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.feature-grid,
.support-grid,
.surface-grid,
.summary-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.metric-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.eyebrow,
.status-pill,
.chip,
.lang-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--nbn-radius-pill);
  background: rgba(255, 255, 255, 0.06);
  color: var(--nbn-text);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.eyebrow {
  text-transform: uppercase;
}

.status-pill.warn {
  border-color: rgba(243, 199, 106, 0.26);
  background: rgba(243, 199, 106, 0.12);
  color: var(--nbn-warn);
}

.status-pill.good {
  border-color: rgba(116, 218, 161, 0.22);
  background: rgba(116, 218, 161, 0.12);
  color: var(--nbn-success);
}

.lang-switch {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.header-lang-switch {
  margin-top: 0;
  justify-content: flex-end;
}

.lang-chip {
  color: var(--nbn-text-muted);
  gap: 7px;
  line-height: 1;
}

.lang-flag {
  font-size: 1rem;
}

.lang-code {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.lang-chip[aria-pressed="true"] {
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(255, 255, 255, 0.24);
  color: #12172d;
}

h1,
h2,
h3,
h4,
p,
ul,
ol {
  margin: 0;
}

h1,
.display-title {
  font-family: "Palanquin Dark", "DM Sans", sans-serif;
  font-size: clamp(2.3rem, 5vw, 4.4rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
}

h2,
.section-title {
  font-size: clamp(1.45rem, 2vw, 2rem);
  line-height: 1.05;
}

h3 {
  font-size: 1.12rem;
  line-height: 1.15;
}

.lead {
  margin-top: 18px;
  max-width: 60ch;
  color: var(--nbn-text-muted);
  font-size: 1.04rem;
  line-height: 1.66;
}

.subtle {
  color: var(--nbn-text-subtle);
}

.hero-meta {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.actions {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 50px;
  padding: 14px 18px;
  border-radius: 16px;
  border: 1px solid transparent;
  font-weight: 700;
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    background 0.18s ease,
    border-color 0.18s ease;
}

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

.btn-primary {
  background: linear-gradient(145deg, var(--nbn-secondary), var(--nbn-primary));
  color: #fff;
  box-shadow: 0 14px 32px rgba(126, 47, 78, 0.34);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--nbn-text);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.16);
  color: var(--nbn-text-muted);
}

.hero-side,
.section-card,
.metric-card,
.support-card,
.footer-card {
  border-radius: var(--nbn-radius-lg);
  padding: 22px;
}

.hero-side {
  display: grid;
  gap: 16px;
}

.section-stack {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}

.section-card {
  display: grid;
  gap: 14px;
}

.metric-card strong {
  display: block;
  font-size: 1.8rem;
  line-height: 1;
}

.metric-card span {
  display: block;
  margin-top: 8px;
  color: var(--nbn-text-subtle);
  font-size: 0.94rem;
}

.feature-card,
.support-card,
.surface-card {
  display: grid;
  gap: 10px;
  min-height: 100%;
}

.surface-card {
  border: 1px solid var(--nbn-border);
  border-radius: var(--nbn-radius-lg);
  padding: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
}

.surface-card .link-row,
.support-card .link-row {
  margin-top: 6px;
}

.icon-bubble {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(208, 117, 147, 0.14);
  color: var(--nbn-highlight);
  font-size: 1.2rem;
}

.list,
.detail-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.detail-list li,
.list li,
.body-copy p,
.body-copy li {
  color: var(--nbn-text-muted);
  line-height: 1.62;
}

.detail-list li,
.list li {
  position: relative;
  padding-left: 18px;
}

.detail-list li::before,
.list li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(145deg, var(--nbn-secondary), var(--nbn-primary));
}

.body-copy {
  display: grid;
  gap: 12px;
}

.body-copy ul,
.body-copy ol {
  margin: 0;
  padding-left: 20px;
}

.body-copy li {
  margin-top: 8px;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.text-link {
  color: var(--nbn-highlight);
  text-decoration: underline;
  text-decoration-color: rgba(243, 199, 216, 0.58);
  text-underline-offset: 0.18em;
}

.draft-note {
  border: 1px solid rgba(243, 199, 106, 0.24);
  background: linear-gradient(180deg, rgba(243, 199, 106, 0.12), rgba(243, 199, 106, 0.06));
}

.quote-card {
  border-left: 3px solid rgba(208, 117, 147, 0.46);
  padding-left: 16px;
}

.footer-card {
  margin-top: 28px;
}

.footer-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.footer-meta {
  margin-top: 16px;
  color: var(--nbn-text-subtle);
  font-size: 0.92rem;
}

.public-footer {
  margin-top: 28px;
}

.store-badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  line-height: 0;
  transition:
    transform 0.18s ease,
    filter 0.18s ease;
}

.store-badge-image {
  display: block;
  height: 56px;
  width: auto;
  max-width: 100%;
}

.store-badge--google .store-badge-image {
  height: 83px;
}

.legal-link-list {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 9px 12px;
  border-radius: var(--nbn-radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: var(--nbn-text-muted);
  transition:
    transform 0.18s ease,
    background 0.18s ease,
    border-color 0.18s ease,
    color 0.18s ease;
}

.footer-link:hover,
.footer-link:focus-visible,
.store-badge[href]:hover,
.store-badge[href]:focus-visible {
  transform: translateY(-1px);
  color: var(--nbn-text);
}

.footer-link:hover,
.footer-link:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(208, 117, 147, 0.28);
}

.store-badge[href]:hover,
.store-badge[href]:focus-visible {
  filter: brightness(1.03);
}

.divider {
  height: 1px;
  width: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.18), transparent);
}

.page-section {
  margin-top: 22px;
}

.page-section > .section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.section-kicker {
  color: var(--nbn-secondary);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.inline-code {
  padding: 3px 7px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--nbn-text);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.92em;
}

.summary-card {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--nbn-radius-md);
  padding: 18px;
  background: rgba(255, 255, 255, 0.04);
}

.summary-card h3 {
  margin-bottom: 8px;
}

.summary-card p,
.summary-card li {
  color: var(--nbn-text-muted);
}

.muted-label {
  color: var(--nbn-text-subtle);
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}

@media (max-width: 900px) {
  .site-header {
    position: static;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .site-header-inner {
    align-items: flex-start;
  }

  .header-tools {
    width: 100%;
    align-items: flex-start;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .header-lang-switch {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .page-shell {
    padding: 18px 14px 48px;
  }

  .site-header-inner,
  .hero-card,
  .section-card,
  .metric-card,
  .support-card,
  .surface-card,
  .footer-card {
    padding: 18px;
  }

  .brand {
    align-items: flex-start;
  }

  .brand-name {
    font-size: 1.05rem;
  }

  .store-badge-image {
    height: 52px;
  }

  .store-badge--google .store-badge-image {
    height: 78px;
  }
}