/* ============================================================
   BushNav marketing site
   Palette matches lib/core/theme/app_theme.dart exactly:
   deep charcoal-forest dark surfaces, bush-green primary,
   warm amber/gold accents. Display font Barlow Condensed.
   ============================================================ */

:root {
  --bg: #0A0E0C;
  --surface: #0F1412;
  --surface-low: #161C17;
  --surface-container: #1C231D;
  --surface-high: #242C25;
  --surface-highest: #2D362E;
  --on-surface: #E9ECE3;
  --on-surface-variant: #B7C1B2;
  --outline: #4B5548;
  --outline-variant: #2C332C;

  --green: #3E6B4F;
  --green-bright: #4E8563;
  --amber: #E8A33D;
  --amber-bright: #F6C453;

  --font-display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --wrap: 1180px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--on-surface);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

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

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--amber-bright);
  color: #0A0E0C;
  padding: 10px 16px;
  z-index: 200;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

h1, h2, h3, .brand span, .footer-tagline {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.2px;
  margin: 0;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.1;
  margin-bottom: 14px;
  color: var(--on-surface);
}

.section-sub {
  color: var(--on-surface-variant);
  font-size: 17px;
  max-width: 640px;
  margin: 0 0 48px;
}

.eyebrow {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--amber-bright);
  font-size: 14px;
  margin: 0 0 14px;
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--amber-bright);
  color: #1A1204;
}
.btn-primary:hover { background: #ffce6b; }

.btn-outline {
  background: transparent;
  border-color: var(--outline);
  color: var(--on-surface);
}
.btn-outline:hover { border-color: var(--amber-bright); color: var(--amber-bright); }

.btn-ghost {
  background: transparent;
  color: var(--on-surface-variant);
}
.btn-ghost:hover { color: var(--on-surface); }

.btn-lg { padding: 15px 30px; font-size: 16px; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 12, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--outline-variant);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  color: var(--on-surface);
  flex-shrink: 0;
}
.brand-mark { flex-shrink: 0; }

.main-nav {
  display: flex;
  gap: 32px;
  flex: 1;
  justify-content: center;
}
.main-nav a {
  color: var(--on-surface-variant);
  font-size: 15px;
  font-weight: 500;
  transition: color 0.15s ease;
}
.main-nav a:hover { color: var(--amber-bright); }

.header-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--outline-variant);
  border-radius: 8px;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--on-surface);
  margin: 0 auto;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.menu-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px 24px 20px;
  border-top: 1px solid var(--outline-variant);
}
.mobile-nav a {
  padding: 12px 4px;
  color: var(--on-surface-variant);
  font-size: 16px;
  border-bottom: 1px solid var(--outline-variant);
}
.mobile-nav .btn { margin-top: 12px; }

.mobile-nav.is-open { display: flex; }

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

.hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0 40px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(60% 50% at 82% 8%, rgba(246, 196, 83, 0.16), transparent 60%),
    radial-gradient(70% 60% at 15% 90%, rgba(62, 107, 79, 0.35), transparent 65%),
    linear-gradient(180deg, #0A0E0C 0%, #0F1412 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(38px, 5.4vw, 64px);
  line-height: 1.04;
  margin-bottom: 20px;
}

.hero-sub {
  color: var(--on-surface-variant);
  font-size: 19px;
  max-width: 520px;
  margin: 0 0 32px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.hero-stats {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}
.hero-stats div {
  display: flex;
  flex-direction: column;
}
.hero-stats strong {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 800;
  color: var(--amber-bright);
  line-height: 1.1;
}
.hero-stats span {
  color: var(--on-surface-variant);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-shot {
  display: flex;
  justify-content: center;
}
.hero-shot img {
  width: 100%;
  height: auto;
  max-width: 340px;
  border-radius: 32px;
  border: 1px solid var(--outline-variant);
  box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.7), 0 0 0 8px rgba(28, 35, 29, 0.5);
}

/* ---------- features ---------- */

.features { padding: 96px 0; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--surface-container);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.feature-card:hover {
  border-color: var(--outline);
  transform: translateY(-3px);
}

.feature-card img {
  width: 100%;
  aspect-ratio: 9 / 10;
  object-fit: cover;
  object-position: top;
  border-bottom: 1px solid var(--outline-variant);
}

.feature-text { padding: 22px 22px 26px; }

.feature-card h3 {
  font-size: 24px;
  margin-bottom: 8px;
  color: var(--on-surface);
}

.feature-card p {
  color: var(--on-surface-variant);
  font-size: 15px;
  margin: 0;
}

.feature-card--wide {
  grid-column: span 3;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
}
.feature-card--wide img {
  aspect-ratio: 3 / 4;
  height: auto;
  width: 100%;
  object-position: top;
  border-bottom: none;
  border-left: 1px solid var(--outline-variant);
}
.feature-card--wide .feature-text {
  padding: 40px;
}
.feature-card--wide h3 { font-size: 30px; }
.feature-card--wide p { font-size: 16px; }

.feature-card--wide-web img {
  aspect-ratio: 16 / 10;
  object-position: top;
}

.browser-shot {
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid var(--outline-variant);
  box-shadow: 0 20px 40px -18px rgba(0, 0, 0, 0.6);
}

/* ---------- tracks ---------- */

.tracks {
  padding: 96px 0;
  background: linear-gradient(180deg, transparent, rgba(62, 107, 79, 0.08), transparent);
  border-top: 1px solid var(--outline-variant);
  border-bottom: 1px solid var(--outline-variant);
}

.tracks-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.tracks .section-sub { margin-bottom: 32px; }

.track-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.track-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 6px;
  border-bottom: 1px solid var(--outline-variant);
  flex-wrap: wrap;
}

.track-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  flex: 1;
  min-width: 180px;
}

.track-meta {
  color: var(--on-surface-variant);
  font-size: 14px;
}

.track-tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid currentColor;
}
.track-tag--moderate { color: var(--amber-bright); }
.track-tag--hard { color: #E88A4E; }
.track-tag--expert { color: #E85D4E; }

.tracks-shot img {
  width: 100%;
  height: auto;
  max-width: 320px;
  margin: 0 auto;
  border-radius: 28px;
  border: 1px solid var(--outline-variant);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.6);
}

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

.how { padding: 96px 0; }

.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 8px;
}

.how-step {
  background: var(--surface-container);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
}

.how-num {
  display: block;
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 900;
  color: var(--green-bright);
  opacity: 0.7;
  margin-bottom: 12px;
}

.how-step h3 {
  font-size: 22px;
  margin-bottom: 10px;
}

.how-step p {
  color: var(--on-surface-variant);
  font-size: 15px;
  margin: 0;
}

/* ---------- platforms (phone + web) ---------- */

.platforms {
  padding: 96px 0;
  background: linear-gradient(180deg, transparent, rgba(62, 107, 79, 0.1), transparent);
  border-top: 1px solid var(--outline-variant);
  border-bottom: 1px solid var(--outline-variant);
}

.platforms-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.platform-panel {
  background: var(--surface-container);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 28px 28px 32px;
}

.platform-shots {
  display: flex;
  gap: 14px;
  margin-bottom: 24px;
}

.platform-shots--mobile img {
  width: 50%;
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--outline-variant);
  box-shadow: 0 20px 40px -18px rgba(0, 0, 0, 0.6);
}

.platform-shots--web {
  flex-direction: column;
}
.platform-shots--web img { width: 100%; height: auto; }

.platform-panel h3 {
  font-size: 22px;
  margin-bottom: 8px;
}

.platform-panel p {
  color: var(--on-surface-variant);
  font-size: 15px;
  margin: 0;
}

/* ---------- pricing ---------- */

.pricing {
  padding: 96px 0 110px;
  background: radial-gradient(60% 50% at 50% 0%, rgba(246, 196, 83, 0.08), transparent 65%);
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 760px;
}

.price-card {
  background: var(--surface-container);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.price-card--pro {
  border-color: var(--amber-bright);
  background: linear-gradient(180deg, rgba(246, 196, 83, 0.08), var(--surface-container) 40%);
  box-shadow: 0 0 0 1px rgba(246, 196, 83, 0.25), 0 30px 60px -30px rgba(246, 196, 83, 0.3);
}

.price-badge {
  position: absolute;
  top: -13px;
  left: 32px;
  background: var(--amber-bright);
  color: #1A1204;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
}

.price-card h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.price-amount {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  margin: 0 0 2px;
  color: var(--on-surface);
}
.price-amount span {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  color: var(--on-surface-variant);
}

.price-alt {
  color: var(--on-surface-variant);
  font-size: 14px;
  margin: 0 0 20px;
}

.price-card > .price-amount:last-of-type { margin-bottom: 20px; }

.price-features {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.price-features li {
  color: var(--on-surface-variant);
  font-size: 14.5px;
  padding-left: 22px;
  position: relative;
}
.price-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--green-bright);
}
.price-card--pro .price-features li::before { background: var(--amber-bright); }

.price-card .btn { align-self: flex-start; }

/* ---------- faq ---------- */

.faq { padding: 96px 0 104px; }

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 760px;
}

.faq-item {
  background: var(--surface-container);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-md);
  padding: 0 22px;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--on-surface);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: '+';
  font-size: 22px;
  font-weight: 400;
  color: var(--amber-bright);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item p {
  color: var(--on-surface-variant);
  font-size: 15px;
  margin: 0 0 20px;
  max-width: 640px;
}

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

.site-footer {
  border-top: 1px solid var(--outline-variant);
  padding: 48px 0;
  background: var(--surface);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-tagline {
  display: block;
  color: var(--amber-bright);
  font-size: 18px;
  letter-spacing: 2px;
  margin-bottom: 6px;
}

.footer-brand p {
  color: var(--on-surface-variant);
  font-size: 14px;
  margin: 0;
}

.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-links a {
  color: var(--on-surface-variant);
  font-size: 14px;
  transition: color 0.15s ease;
}
.footer-links a:hover { color: var(--amber-bright); }

.footer-copy {
  width: 100%;
  color: var(--on-surface-variant);
  opacity: 0.6;
  font-size: 12.5px;
  margin: 8px 0 0;
}

/* ---------- legal page ---------- */

.legal { padding: 64px 0 96px; }
.legal-inner { max-width: 680px; }
.legal h1 {
  font-size: clamp(32px, 5vw, 44px);
  margin-bottom: 16px;
}
.legal-updated {
  color: var(--amber-bright);
  font-size: 14px;
  margin-bottom: 28px;
}
.legal p {
  color: var(--on-surface-variant);
  font-size: 16px;
  margin: 0 0 18px;
}
.legal a { color: var(--amber-bright); }
.legal h2 {
  font-size: 22px;
  color: var(--on-surface);
  margin: 40px 0 14px;
}
.legal h2:first-of-type { margin-top: 32px; }
.legal-list {
  margin: 0 0 18px;
  padding: 0 0 0 22px;
  color: var(--on-surface-variant);
  font-size: 16px;
}
.legal-list li { margin-bottom: 10px; }
.legal-list li:last-child { margin-bottom: 0; }
.legal-note {
  background: var(--surface-container);
  border: 1px solid var(--outline-variant);
  border-left: 3px solid var(--amber-bright);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin: 0 0 18px;
}
.legal-note p { margin: 0; font-size: 15px; }

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

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-copy { display: flex; flex-direction: column; align-items: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-stats { justify-content: center; }
  .hero-shot { order: -1; margin-bottom: 12px; }
  .hero-shot img { max-width: 280px; }

  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card--wide { grid-column: span 2; grid-template-columns: 1fr; }
  .feature-card--wide img { border-left: none; border-top: 1px solid var(--outline-variant); max-height: 320px; }

  .tracks-inner { grid-template-columns: 1fr; }
  .tracks-shot { order: -1; }
  .tracks-shot img { max-width: 260px; }

  .how-steps { grid-template-columns: 1fr; }

  .platforms-grid { grid-template-columns: 1fr; gap: 20px; }

  .pricing-cards { grid-template-columns: 1fr; max-width: 420px; }
}

@media (max-width: 720px) {
  .main-nav, .header-cta { display: none; }
  .menu-toggle { display: flex; }

  .feature-grid { grid-template-columns: 1fr; }
  .feature-card--wide { grid-column: span 1; }

  .section-sub { margin-bottom: 32px; }
}

@media (max-width: 480px) {
  .wrap { padding: 0 18px; }
  .hero { padding: 40px 0 32px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { gap: 24px; }
  .price-card { padding: 28px 22px; }
  .platform-panel { padding: 22px 20px 26px; }
  .faq-item { padding: 0 16px; }
  .faq-item summary { font-size: 16px; }
}