:root {
  color-scheme: dark;
  --bg: #0b0f14;
  --surface: #121820;
  --surface-raised: #171e27;
  --surface-soft: #0f141b;
  --text: #f4f1e8;
  --muted: #a7b0bc;
  --dim: #7f8996;
  --border: #2a333f;
  --border-strong: #3a4552;
  --separator: rgba(255, 255, 255, .12);
  --accent: #e7bf63;
  --accent-ink: #17130a;
  --danger: #fecdd3;
  --danger-bg: #3f1d24;
  --danger-border: #881337;
  --content: 1160px;
  --touch: 44px;
  --control: 48px;
  --radius-control: 12px;
  --radius-field: 12px;
  --radius-card: 16px;
  --radius-sheet: 14px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  font-family: -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  font-size: 16px;
  line-height: 1.45;
}

* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0;
  min-width: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
button, input { font: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }

a, button, summary, input, .nav-menu-toggle {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.container,
.site-header-inner {
  width: min(var(--content), calc(100% - 2rem));
  margin-inline: auto;
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  min-height: var(--touch);
  align-items: center;
  color: var(--text);
  text-decoration: none;
  font-size: 1.02rem;
  font-weight: 650;
  letter-spacing: -.03em;
  white-space: nowrap;
}

.button {
  display: inline-flex;
  min-height: var(--control);
  align-items: center;
  justify-content: center;
  padding: .75rem 1.05rem;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.2;
  background: var(--surface-raised);
  color: var(--text);
}
.button-primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: transparent;
}
.button-primary:hover { background: #f0cb77; }
.button-secondary {
  border-color: var(--separator);
  background: transparent;
  color: var(--text);
}
.button-secondary:hover {
  background: var(--surface);
  border-color: var(--border-strong);
}
.button.danger {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: var(--danger-border);
}
.button:disabled {
  opacity: .5;
  cursor: not-allowed;
}

.card {
  padding: 1.35rem 1.4rem;
  border: 1px solid var(--separator);
  border-radius: var(--radius-card);
  background: var(--surface);
}

.muted, .hint {
  color: var(--muted);
  line-height: 1.5;
}
.hint { font-size: .94rem; }

[data-status] {
  margin: 0 0 1rem;
  padding: .8rem .9rem;
  border-radius: var(--radius-field);
  background: var(--surface-soft);
  color: var(--muted);
  line-height: 1.45;
}
[data-status][data-kind="error"] {
  border: 1px solid var(--danger-border);
  color: #fecaca;
}
[data-status][data-kind="success"] {
  border: 1px solid #14532d;
  color: #bbf7d0;
}

.field {
  display: grid;
  gap: .4rem;
  font-size: .92rem;
  font-weight: 650;
}
.stack { display: grid; gap: 1rem; }
input[type="email"],
input[type="password"],
input[type="text"] {
  width: 100%;
  min-height: var(--control);
  padding: .8rem .95rem;
  border: 1px solid var(--separator);
  border-radius: var(--radius-field);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
}
input[type="email"]:focus,
input[type="password"]:focus,
input[type="text"]:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 28%, transparent);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  padding-top: var(--safe-top);
  border-bottom: 1px solid var(--separator);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.site-header-inner {
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.primary-nav {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: .5rem;
}
.nav-link,
.nav-menu-toggle,
.auth-header-link,
.footer-nav a,
.auth-switch a {
  display: inline-flex;
  min-height: var(--touch);
  align-items: center;
  justify-content: center;
  color: var(--muted);
  text-decoration: none;
  font-size: .95rem;
  font-weight: 600;
}
.nav-link:hover,
.nav-menu-toggle:hover,
.auth-header-link:hover,
.footer-nav a:hover,
.auth-switch a:hover {
  color: var(--text);
}
.nav-action {
  align-self: center;
  min-height: var(--touch);
  padding: 0 .85rem;
  border: 0;
  border-radius: var(--radius-control);
  background: var(--accent);
  color: var(--accent-ink);
  font-size: .92rem;
  font-weight: 650;
}
.nav-action:hover { color: var(--accent-ink); background: #f0cb77; }

.nav-menu { position: relative; display: none; }
.nav-menu-toggle {
  min-width: var(--touch);
  padding: 0 .75rem;
  border: 1px solid var(--separator);
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--text);
  font-size: .92rem;
  font-weight: 650;
  list-style: none;
  cursor: pointer;
}
.nav-menu-toggle::-webkit-details-marker { display: none; }
.nav-menu-panel {
  position: absolute;
  right: 0;
  top: calc(100% + .45rem);
  z-index: 30;
  display: grid;
  min-width: 13rem;
  padding: .4rem;
  border: 1px solid var(--separator);
  border-radius: var(--radius-sheet);
  background: var(--surface-raised);
  box-shadow: 0 12px 36px rgba(0, 0, 0, .35);
}
.nav-menu-panel .nav-link {
  justify-content: flex-start;
  padding: .65rem .75rem;
  border-radius: .65rem;
}
.nav-menu-panel .nav-link:hover { background: var(--surface); }

.site-footer {
  padding: 1.25rem 0 max(2rem, var(--safe-bottom));
  padding-left: var(--safe-left);
  padding-right: var(--safe-right);
  border-top: 0;
  color: var(--dim);
  font-size: .86rem;
}
.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .35rem .85rem;
}

.footer-social-row {
  display: grid;
  justify-items: center;
  gap: .3rem;
  margin: .2rem 0;
}
.footer-social-label {
  color: var(--dim);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .055em;
  text-transform: uppercase;
}
.footer-social-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .25rem .8rem;
}
.footer-social-links a {
  color: var(--muted);
  font-size: .88rem;
  font-weight: 600;
  text-decoration: none;
}
.footer-social-links a:hover { color: var(--text); }

.auth-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(480px, calc(100% - 2rem));
  margin: 0 auto;
  padding-top: .25rem;
}
.auth-shell {
  min-height: 100dvh;
  padding: max(1rem, var(--safe-top)) max(1rem, var(--safe-right)) max(1.5rem, var(--safe-bottom)) max(1rem, var(--safe-left));
}
.auth-card {
  width: min(480px, 100%);
  margin: 1rem auto 0;
  padding: 1.5rem;
}
.auth-card h1 {
  margin: .25rem 0 1.15rem;
  font-size: clamp(1.7rem, 5vw, 2rem);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1.15;
}
.auth-card .button { width: 100%; }
.auth-switch {
  margin: 1.25rem 0 0;
  color: var(--muted);
  line-height: 1.5;
}
.auth-switch a {
  display: inline-flex;
  font-weight: 650;
  text-decoration: underline;
  text-underline-offset: .16em;
}
.auth-card-wide {
  width: min(620px, 100%);
}
.trust-header {
  width: min(620px, calc(100% - 2rem));
  margin: 0 auto;
}

.account-main {
  width: min(760px, calc(100% - 2rem));
  margin: 1.5rem auto 3rem;
}
.account-main .card { margin-bottom: 1rem; }
.account-main h1,
.account-main h2 { margin-top: 0; font-weight: 700; letter-spacing: -.03em; }
.account-main h1 { font-size: clamp(1.7rem, 5vw, 2.1rem); }
.account-email { font-size: 1.05rem; }

.oauth-client {
  margin: 1.25rem 0;
  padding: 1rem;
  border: 1px solid var(--separator);
  border-radius: var(--radius-sheet);
  background: var(--bg);
}
.oauth-client p {
  margin: .35rem 0;
  overflow-wrap: anywhere;
}
.oauth-actions {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

@media (max-width: 620px) {
  .container,
  .site-header-inner { width: min(100% - 1.5rem, var(--content)); }
  .site-header-inner { min-height: 52px; gap: .5rem; }
  .nav-desktop { display: none; }
  .nav-menu { display: block; }
  .auth-card { padding: 1.25rem; }
  .oauth-actions .button { width: 100%; }
}

@media (min-width: 621px) {
  .auth-card { padding: 1.75rem; margin-top: 4vh; }
}

@media (prefers-reduced-transparency: reduce) {
  .site-header {
    background: var(--bg);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

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

/* UI-003: compact wrench navbar mark and restored hero brand lockup. */
.site-header .brand {
  min-width: var(--touch);
  justify-content: flex-start;
  font-size: 0;
  line-height: 1;
}
.site-header .brand::before {
  content: "🔧";
  font-size: 1.45rem;
  line-height: 1;
}

.hero .hero-copy {
  display: flex;
  flex-direction: column;
}
.hero .hero-logo-picture {
  order: 1;
  align-self: center;
  width: clamp(16rem, 36vw, 23rem);
  margin: 0 auto .35rem;
}
.hero .eyebrow {
  order: 7;
  align-self: center;
  margin: 0 0 1rem;
  text-align: center;
}
.hero h1 { order: 3; }
.hero .hero-lead { order: 4; }
.hero .hero-actions { order: 2; }
.hero .mission-quote {
  order: 6;
  max-width: 690px;
  margin-top: 1.15rem;
  font-size: clamp(1.18rem, 2.4vw, 1.65rem);
}
@media (max-width: 620px) {
  .hero .hero-logo-picture {
    width: min(78vw, 20rem);
    margin: 0 auto .3rem;
  }
  .hero .eyebrow { margin-bottom: .9rem; }
}

/* Homepage: shop-discussion image + Information parity share one invisible layout card. */
body[data-page="home"] .landing-invisible-card {
  display: grid;
  gap: clamp(4.5rem, 9vw, 7rem);
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
body[data-page="home"] .landing-invisible-card .hero-media-card {
  width: min(100%, 690px);
  margin: 0;
}
body[data-page="home"] .landing-invisible-card .information-copy {
  min-width: 0;
}
@media (max-width: 620px) {
  body[data-page="home"] .landing-invisible-card {
    gap: 4.5rem;
  }
  body[data-page="home"] .landing-invisible-card .hero-media-card {
    width: 100%;
  }
}

/* UI-004: static top-left hamburger shell. */
.site-header {
  position: relative;
  top: auto;
  z-index: 40;
  border-bottom: 0;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
.site-header-inner {
  width: 100%;
  margin: 0;
  min-height: 52px;
  padding-left: max(.75rem, var(--safe-left));
  padding-right: max(.75rem, var(--safe-right));
  justify-content: flex-start;
  gap: 0;
}
.site-header .brand {
  display: none;
}
.primary-nav {
  justify-content: flex-start;
}
.primary-nav > .nav-link,
.nav-desktop {
  display: none !important;
}
.nav-menu {
  display: block;
}
.nav-menu-panel {
  left: 0;
  right: auto;
}

/* Homepage desktop: match header width to the hero/landing column. */
@media (min-width: 861px) {
  body[data-page="home"] {
    --landing-column: 760px;
  }
  body[data-page="home"] .site-header-inner {
    width: min(var(--landing-column), calc(100% - 2rem));
    margin-inline: auto;
    padding-left: max(0px, var(--safe-left));
    padding-right: max(0px, var(--safe-right));
  }
  body[data-page="home"] .hero > .container,
  body[data-page="home"] .section:not(.close-section) > .container {
    width: min(var(--landing-column), calc(100% - 2rem));
  }
}

/* LANDING-002: visual-only glassmorphism treatment for the existing homepage. */
body[data-page="home"] {
  --accent: #0080ff;
  --accent-ink: #04111e;
  --text: #f8fbff;
  --muted: #c9d5e5;
  --dim: #9aabc0;
  --separator: rgba(255, 255, 255, .18);
  --border-strong: rgba(255, 255, 255, .28);
  --glass-blur: 15px;
  --glass-opacity: .16;
  --glass-surface: rgba(255, 255, 255, var(--glass-opacity));
  --glass-surface-strong: rgba(255, 255, 255, .22);
  --glass-surface-soft: rgba(255, 255, 255, .09);
  --glass-border: rgba(255, 255, 255, .20);
  --glass-shadow: 0 22px 70px rgba(2, 8, 23, .32);
  --electric-blue: #0080ff;
  --neon-purple: #8b00ff;
  --vivid-pink: #ff1493;
  --teal: #20b2aa;
  position: relative;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 8% 12%, rgba(0, 128, 255, .24), transparent 30rem),
    radial-gradient(circle at 84% 10%, rgba(139, 0, 255, .20), transparent 34rem),
    radial-gradient(circle at 92% 48%, rgba(255, 20, 147, .14), transparent 28rem),
    radial-gradient(circle at 12% 78%, rgba(32, 178, 170, .15), transparent 32rem),
    linear-gradient(160deg, #07111d 0%, #0a1020 48%, #07131a 100%);
}

body[data-page="home"]::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .30;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
}

body[data-page="home"] .button,
body[data-page="home"] .nav-link,
body[data-page="home"] .nav-menu-toggle,
body[data-page="home"] .hero-media-card,
body[data-page="home"] .principle,
body[data-page="home"] .trust-panel {
  transition: transform .22s ease, box-shadow .22s ease, background-color .22s ease, border-color .22s ease, color .22s ease;
}

body[data-page="home"] .nav-menu-toggle {
  border: 1px solid var(--glass-border);
  background: var(--glass-surface-soft);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.14), 0 8px 28px rgba(2,8,23,.20);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

body[data-page="home"] .nav-menu-toggle:hover {
  background: var(--glass-surface);
  border-color: rgba(255,255,255,.28);
}

body[data-page="home"] .nav-menu-panel {
  border: 1px solid var(--glass-border);
  background: rgba(15, 24, 40, .78);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(20px) saturate(125%);
  -webkit-backdrop-filter: blur(20px) saturate(125%);
}

body[data-page="home"] .nav-menu-panel .nav-link:hover {
  background: rgba(255,255,255,.10);
}

body[data-page="home"] .button-primary {
  background: linear-gradient(135deg, #0080ff, #246bff);
  color: #f8fbff;
  border-color: rgba(255,255,255,.22);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.22), 0 10px 30px rgba(0,128,255,.22);
}

body[data-page="home"] .button-primary:hover {
  transform: translateY(-1px);
  background: linear-gradient(135deg, #168dff, #3a79ff);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.28), 0 14px 36px rgba(0,128,255,.28);
}

body[data-page="home"] .button-secondary {
  border-color: var(--glass-border);
  background: rgba(255,255,255,.08);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.10);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

body[data-page="home"] .button-secondary:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.30);
}


/* LANDING-CTA-001: one frosted entry control; electric blue is reserved for press state. */
body[data-page="home"] .landing-entry-cta {
  border-color: rgba(255,255,255,.30);
  background: linear-gradient(135deg, rgba(255,255,255,.18), rgba(255,255,255,.08));
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.18), 0 12px 32px rgba(2,8,23,.22);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
}

body[data-page="home"] .landing-entry-cta:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,.38);
  background: linear-gradient(135deg, rgba(255,255,255,.22), rgba(255,255,255,.11));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.22), 0 14px 36px rgba(2,8,23,.26);
}

body[data-page="home"] .landing-entry-cta:active {
  transform: translateY(1px) scale(.995);
  border-color: rgba(255,255,255,.30);
  background: linear-gradient(135deg, #0080ff, #246bff);
  color: #f8fbff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.25), 0 8px 28px rgba(0,128,255,.34);
}

body[data-page="home"] .eyebrow,
body[data-page="home"] .section-kicker {
  color: #7ec0ff;
}

body[data-page="home"] .hero h1,
body[data-page="home"] .section h2 {
  color: var(--text);
  text-shadow: 0 10px 34px rgba(0,0,0,.18);
}

body[data-page="home"] .hero-lead,
body[data-page="home"] .section-lead,
body[data-page="home"] .trust-copy,
body[data-page="home"] .principle p {
  color: var(--muted);
}

body[data-page="home"] .principle,
body[data-page="home"] .hero-media-card,
body[data-page="home"] .trust-panel {
  border: 1px solid var(--glass-border);
  background: var(--glass-surface);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(var(--glass-blur)) saturate(120%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(120%);
}
body[data-page="home"] .principle:hover {
  transform: translateY(-2px);
  border-color: rgba(255,255,255,.28);
  background: var(--glass-surface-strong);
  box-shadow: 0 28px 78px rgba(2,8,23,.36);
}

body[data-page="home"] .mission-quote {
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--electric-blue);
  border-radius: 14px;
  background: rgba(255,255,255,.10);
  box-shadow: 0 18px 50px rgba(2,8,23,.24);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

body[data-page="home"] .section {
  border-top-color: rgba(255,255,255,.10);
}

body[data-page="home"] .site-footer {
  border-top: 0;
  background: rgba(7, 15, 27, .38);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

body[data-page="home"] a:focus-visible,
body[data-page="home"] button:focus-visible,
body[data-page="home"] summary:focus-visible {
  outline-color: #49a5ff;
}

@media (prefers-reduced-transparency: reduce) {
  body[data-page="home"] .nav-menu-toggle,
  body[data-page="home"] .nav-menu-panel,
  body[data-page="home"] .button-secondary,
  body[data-page="home"] .hero-media-card,
  body[data-page="home"] .principle,
  body[data-page="home"] .trust-panel,
  body[data-page="home"] .mission-quote,
  body[data-page="home"] .site-footer {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(15, 24, 40, .96);
  }
}

@media (prefers-reduced-motion: reduce) {
  body[data-page="home"] .button,
  body[data-page="home"] .nav-link,
  body[data-page="home"] .nav-menu-toggle,
  body[data-page="home"] .hero-media-card,
  body[data-page="home"] .principle,
  body[data-page="home"] .trust-panel {
    transition: none;
  }
}

/* AUTH-UI-001: carry the landing-page glass system through sign-in and confirmation. */
body[data-page="auth"],
body[data-page="auth-callback"] {
  --accent: #0080ff;
  --accent-ink: #04111e;
  --text: #f8fbff;
  --muted: #c9d5e5;
  --dim: #9aabc0;
  --separator: rgba(255, 255, 255, .18);
  --border-strong: rgba(255, 255, 255, .28);
  --glass-blur: 15px;
  --glass-surface: rgba(255, 255, 255, .16);
  --glass-surface-soft: rgba(255, 255, 255, .09);
  --glass-border: rgba(255, 255, 255, .20);
  --glass-shadow: 0 22px 70px rgba(2, 8, 23, .32);
  position: relative;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 8% 12%, rgba(0, 128, 255, .24), transparent 30rem),
    radial-gradient(circle at 84% 10%, rgba(139, 0, 255, .20), transparent 34rem),
    radial-gradient(circle at 92% 48%, rgba(255, 20, 147, .14), transparent 28rem),
    radial-gradient(circle at 12% 78%, rgba(32, 178, 170, .15), transparent 32rem),
    linear-gradient(160deg, #07111d 0%, #0a1020 48%, #07131a 100%);
}

body[data-page="auth"]::before,
body[data-page="auth-callback"]::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .30;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
}

body[data-page="auth"] .auth-card,
body[data-page="auth-callback"] .auth-card {
  border-color: var(--glass-border);
  background: var(--glass-surface);
  box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,.08);
  backdrop-filter: blur(var(--glass-blur)) saturate(120%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(120%);
}

body[data-page="auth"] .auth-card > .stack + .stack {
  margin-top: 1rem;
}

body[data-page="auth"] .auth-heading-centered,
body[data-page="auth"] .auth-identifier-field {
  text-align: center;
}

body[data-page="auth"] .auth-identifier-field input {
  text-align: center;
}

body[data-page="auth"] .auth-identifier-field [data-unified-identifier-label] {
  color: #f8fbff;
}

body[data-page="auth"] [data-unified-identifier-form][data-email-link-sent="true"] .auth-identifier-field input {
  color: #ff4d5a;
  -webkit-text-fill-color: #ff4d5a;
  font-weight: 700;
}

body[data-page="auth"] .auth-magic-link-sent {
  display: block;
  margin: .45rem 0 0;
  color: #f8fbff;
  font-weight: 600;
  line-height: 1.35;
  text-align: center;
}

body[data-page="auth"] .button,
body[data-page="auth-callback"] .button {
  transition: transform .22s ease, box-shadow .22s ease, background-color .22s ease, border-color .22s ease;
}

body[data-page="auth"] .button-primary,
body[data-page="auth-callback"] .button-primary {
  background: linear-gradient(135deg, #0080ff, #246bff);
  color: #f8fbff;
  border-color: rgba(255,255,255,.22);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.22), 0 10px 30px rgba(0,128,255,.22);
}

body[data-page="auth"] .button-primary:hover,
body[data-page="auth-callback"] .button-primary:hover {
  transform: translateY(-1px);
  background: linear-gradient(135deg, #168dff, #3a79ff);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.28), 0 14px 36px rgba(0,128,255,.28);
}

body[data-page="auth"] .button-secondary,
body[data-page="auth-callback"] .button-secondary {
  border-color: var(--glass-border);
  background: rgba(255,255,255,.08);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.10);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

body[data-page="auth"] .button-secondary:hover,
body[data-page="auth-callback"] .button-secondary:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.30);
}

body[data-page="auth"] input[type="email"],
body[data-page="auth"] input[type="text"],
body[data-page="auth"] input[type="tel"] {
  width: 100%;
  min-height: var(--control);
  padding: .8rem .95rem;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-field);
  background: rgba(7, 17, 29, .62);
  color: var(--text);
  font-size: 16px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
}

body[data-page="auth"] input[type="email"]:focus,
body[data-page="auth"] input[type="text"]:focus,
body[data-page="auth"] input[type="tel"]:focus {
  border-color: #49a5ff;
  outline: none;
  box-shadow: 0 0 0 3px rgba(73,165,255,.24);
}

body[data-page="auth"] [data-status],
body[data-page="auth-callback"] [data-status] {
  border: 1px solid rgba(255,255,255,.12);
  background: var(--glass-surface-soft);
}

body[data-page="auth"] .auth-footer,
body[data-page="auth-callback"] .auth-footer {
  width: min(480px, 100%);
  margin: auto auto 0;
  padding-top: 1.25rem;
  padding-bottom: 0;
  border-top-color: rgba(255,255,255,.14);
  background: transparent;
}

body[data-page="auth"] .auth-footer .container,
body[data-page="auth-callback"] .auth-footer .container {
  width: 100%;
}

body[data-page="auth"] a:focus-visible,
body[data-page="auth"] button:focus-visible,
body[data-page="auth"] input:focus-visible,
body[data-page="auth-callback"] a:focus-visible,
body[data-page="auth-callback"] button:focus-visible {
  outline-color: #49a5ff;
}

@media (prefers-reduced-transparency: reduce) {
  body[data-page="auth"] .auth-card,
  body[data-page="auth-callback"] .auth-card,
  body[data-page="auth"] .button-secondary,
  body[data-page="auth-callback"] .button-secondary,
  body[data-page="auth"] [data-status],
  body[data-page="auth-callback"] [data-status] {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(15, 24, 40, .96);
  }
}

@media (prefers-reduced-motion: reduce) {
  body[data-page="auth"] .button,
  body[data-page="auth-callback"] .button {
    transition: none;
  }
}

/* SITE-UI-001: shared landing-page visual shell across FlatRate.wiki. */
:root {
  --accent: #0080ff;
  --accent-ink: #04111e;
  --text: #f8fbff;
  --muted: #c9d5e5;
  --dim: #9aabc0;
  --separator: rgba(255, 255, 255, .18);
  --border-strong: rgba(255, 255, 255, .28);
  --glass-blur: 15px;
  --glass-surface: rgba(255, 255, 255, .16);
  --glass-surface-strong: rgba(255, 255, 255, .22);
  --glass-surface-soft: rgba(255, 255, 255, .09);
  --glass-border: rgba(255, 255, 255, .20);
  --glass-shadow: 0 22px 70px rgba(2, 8, 23, .32);
}

body {
  position: relative;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 8% 12%, rgba(0, 128, 255, .24), transparent 30rem),
    radial-gradient(circle at 84% 10%, rgba(139, 0, 255, .20), transparent 34rem),
    radial-gradient(circle at 92% 48%, rgba(255, 20, 147, .14), transparent 28rem),
    radial-gradient(circle at 12% 78%, rgba(32, 178, 170, .15), transparent 32rem),
    linear-gradient(160deg, #07111d 0%, #0a1020 48%, #07131a 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .30;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
}

.site-header-inner {
  justify-content: flex-end;
}

.primary-nav {
  margin-left: auto;
  justify-content: flex-end;
}

.nav-menu-toggle,
body[data-page="home"] .nav-menu-toggle,
body[data-page="home"] .nav-menu-toggle:hover {
  width: var(--touch);
  min-width: var(--touch);
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  color: var(--text);
  font-size: 0;
}

.nav-menu-toggle svg {
  display: none !important;
}

.nav-menu-toggle::before {
  content: "";
  display: block;
  width: 26px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 -7px 0 currentColor, 0 7px 0 currentColor;
}

.nav-menu-panel {
  left: auto;
  right: 0;
  border: 1px solid var(--glass-border);
  background: rgba(15, 24, 40, .82);
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(20px) saturate(125%);
  -webkit-backdrop-filter: blur(20px) saturate(125%);
}

.nav-menu-panel .nav-link:hover {
  background: rgba(255,255,255,.10);
}

.card {
  border-color: var(--glass-border);
  background: var(--glass-surface);
  box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,.06);
  backdrop-filter: blur(var(--glass-blur)) saturate(120%);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(120%);
}

.button-primary {
  background: linear-gradient(135deg, #0080ff, #246bff);
  color: #f8fbff;
  border-color: rgba(255,255,255,.22);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.22), 0 10px 30px rgba(0,128,255,.22);
}

.button-primary:hover {
  transform: translateY(-1px);
  background: linear-gradient(135deg, #168dff, #3a79ff);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.28), 0 14px 36px rgba(0,128,255,.28);
}

.button-secondary {
  border-color: var(--glass-border);
  background: rgba(255,255,255,.08);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.10);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

.button-secondary:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.30);
}

.button.danger,
.button.danger:hover {
  transform: none;
  background: var(--danger-bg);
  color: var(--danger);
  border-color: var(--danger-border);
  box-shadow: none;
}

input[type="email"],
input[type="password"],
input[type="text"],
input[type="tel"] {
  border-color: var(--glass-border);
  background: rgba(7, 17, 29, .62);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
}

input[type="email"]:focus,
input[type="password"]:focus,
input[type="text"]:focus,
input[type="tel"]:focus {
  border-color: #49a5ff;
  outline: none;
  box-shadow: 0 0 0 3px rgba(73,165,255,.24);
}

.site-footer {
  border-top-color: rgba(255,255,255,.14);
  background: rgba(7, 15, 27, .38);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* FOOTER-V1: locked sitewide footer design. */
.footer-row.footer-v1 {
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  text-align: center;
}

.footer-v1 .footer-collab-row,
.footer-v1 .footer-friend-row,
.footer-v1 .footer-social-row,
.footer-v1 .footer-brand-row,
.footer-v1 .footer-nav {
  box-sizing: border-box;
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  line-height: 1.2;
}

.footer-v1 .footer-collab-row {
  margin-bottom: 4px;
  font-size: 13px;
}

.footer-v1 .footer-collab {
  color: #ffd000 !important;
  font-size: inherit;
  font-weight: 600;
  text-decoration: none !important;
  opacity: 1;
}

.footer-v1 .footer-collab-label {
  color: #b8b8b8;
  font-size: inherit;
  font-weight: 400;
}

.footer-v1 .footer-friend-row {
  margin-bottom: 4px;
  font-size: 13px;
}

.footer-v1 .footer-friend {
  display: inline-block;
  min-height: 0;
  color: inherit !important;
  font-size: inherit;
  font-weight: 400;
  text-decoration: none !important;
  opacity: 1;
  white-space: nowrap;
}

.footer-v1 .footer-friend-prefix {
  color: #b8b8b8 !important;
  font-weight: 400;
}

.footer-v1 .footer-shop {
  color: #ff6900 !important;
  font-weight: 700;
  text-decoration: none !important;
}

.footer-v1 .footer-rate {
  color: #fff !important;
  font-weight: 700;
  text-decoration: none !important;
}

.footer-v1 .footer-brand-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: center;
  column-gap: 2px;
  row-gap: 4px;
  margin-top: 4px;
  font-size: 13px;
}

.footer-v1 .footer-brand-copy,
.footer-v1 .footer-rights {
  white-space: nowrap;
}

.footer-v1 .footer-brand {
  min-height: 0;
  color: #c72d5d !important;
  font-size: inherit;
  font-weight: 600;
  text-decoration: none !important;
  opacity: 1;
}

.footer-v1 .footer-copyright,
.footer-v1 .footer-rights {
  color: #b8b8b8;
  font-size: inherit;
  font-weight: 400;
}

.footer-v1 .footer-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 4px 14px;
  margin-top: 4px;
  font-size: 13px;
}

.footer-v1 .footer-nav a {
  display: inline-flex;
  min-height: 0;
  color: #c72d5d !important;
  font-size: inherit;
  font-weight: 400;
  line-height: 1.2;
  text-decoration: none !important;
  opacity: 1;
}

.footer-v1 .footer-collab:hover,
.footer-v1 .footer-collab:focus-visible {
  color: #ffd000 !important;
  text-decoration: none !important;
}

.footer-v1 .footer-friend:hover,
.footer-v1 .footer-friend:focus-visible {
  color: inherit !important;
  text-decoration: none !important;
}

.footer-v1 .footer-brand:hover,
.footer-v1 .footer-brand:focus-visible,
.footer-v1 .footer-nav a:hover,
.footer-v1 .footer-nav a:focus-visible {
  color: #c72d5d !important;
  text-decoration: none !important;
}

@media (max-width: 767px) {
  .footer-v1 .footer-collab-row,
  .footer-v1 .footer-friend-row,
  .footer-v1 .footer-social-row,
  .footer-v1 .footer-brand-row,
  .footer-v1 .footer-nav {
    font-size: 12px;
  }

  .footer-v1 .footer-brand-row {
    column-gap: 2px;
    row-gap: 4px;
  }

  .footer-v1 .footer-nav {
    gap: 4px 12px;
  }
}

.legal-card h1,
.sitemap-card h1,
.account-main h1,
.account-main h2,
body[data-page="vin"] h1,
body[data-page="vin"] h2 {
  color: var(--text);
  text-shadow: 0 10px 34px rgba(0,0,0,.18);
}

.sitemap-main .sitemap-list a,
body[data-page="vin"] .camera-shell,
body[data-page="vin"] .vehicle-grid div,
body[data-page="vin"] .privacy,
.oauth-client,
[data-status] {
  border-color: var(--glass-border);
  background: var(--glass-surface-soft);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.05);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

.sitemap-main .sitemap-list a {
  transition: transform .18s ease, background-color .18s ease, border-color .18s ease;
}

.sitemap-main .sitemap-list a:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,.30);
  background: rgba(255,255,255,.14);
}

body[data-page="vin"] .image-actions {
  border-top-color: rgba(255,255,255,.14);
}

body[data-page="vin"] .privacy {
  border-left-color: #49a5ff;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible {
  outline-color: #49a5ff;
}

@media (prefers-reduced-transparency: reduce) {
  .nav-menu-panel,
  .card,
  .button-secondary,
  .sitemap-main .sitemap-list a,
  body[data-page="vin"] .camera-shell,
  body[data-page="vin"] .vehicle-grid div,
  body[data-page="vin"] .privacy,
  .oauth-client,
  [data-status],
  .site-footer {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(15, 24, 40, .96);
  }
}

@media (prefers-reduced-motion: reduce) {
  .button,
  .nav-link,
  .nav-menu-toggle,
  .sitemap-main .sitemap-list a {
    transition: none;
  }
}

/* CONTENT-BLOG-001D: public Blog surface (gated; dark by default) */
.blog-shell .blog-header {
  padding: 3rem 0 1.5rem;
}

.blog-shell .blog-kicker {
  color: #f3c969;
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin: 0 0 .75rem;
}

.blog-shell .blog-lead,
.blog-shell .blog-deck,
.blog-shell .blog-byline,
.blog-shell .blog-dates,
.blog-shell .blog-card-meta,
.blog-shell .blog-author-bio,
.blog-shell .blog-empty {
  color: #a9b5c2;
}

.blog-shell .blog-index-list {
  display: grid;
  gap: 1.5rem;
  padding-bottom: 4rem;
}

.blog-shell .blog-card h2 {
  margin: 0 0 .5rem;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.15;
}

.blog-shell .blog-card h2 a {
  color: inherit;
  text-decoration: none;
}

.blog-shell .blog-card h2 a:hover,
.blog-shell .blog-card h2 a:focus-visible {
  color: #f3c969;
}

.blog-shell .blog-article {
  padding-bottom: 4rem;
}

.blog-shell .blog-article h1 {
  margin: .35rem 0 1rem;
  font-size: clamp(2rem, 6vw, 3.4rem);
  line-height: 1.08;
}

.blog-shell .blog-body {
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 42rem;
  overflow-wrap: anywhere;
}

.blog-shell .blog-body h2 {
  margin: 1.85rem 0 .75rem;
  font-size: clamp(1.25rem, 3.2vw, 1.55rem);
  line-height: 1.25;
  letter-spacing: -.02em;
}

.blog-shell .blog-body h3 {
  margin: 1.45rem 0 .55rem;
  font-size: clamp(1.08rem, 2.6vw, 1.22rem);
  line-height: 1.3;
}

.blog-shell .blog-body p {
  margin: 0 0 1.1rem;
}

.blog-shell .blog-body ul,
.blog-shell .blog-body ol {
  margin: 0 0 1.1rem;
  padding-left: 1.35rem;
}

.blog-shell .blog-body li {
  margin: 0 0 .35rem;
}

.blog-shell .blog-body blockquote {
  margin: 0 0 1.1rem;
  padding: .2rem 0 .2rem 1rem;
  border-left: 3px solid var(--separator, #3b4754);
  color: var(--muted, #a9b5c2);
}

.blog-shell .blog-body a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: .14em;
}

.blog-shell .blog-body a:focus-visible {
  outline: 2px solid var(--accent, #f3c969);
  outline-offset: 2px;
}

.blog-shell .blog-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .92em;
}

.blog-shell .blog-body pre {
  overflow-x: auto;
  max-width: 100%;
  margin: 0 0 1.1rem;
  padding: .85rem 1rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, .04);
}

.blog-shell .blog-body pre code {
  font-size: .88em;
}

.blog-shell .blog-body hr {
  border: 0;
  border-top: 1px solid var(--separator, #3b4754);
  margin: 1.6rem 0;
}

.blog-shell .blog-discuss {
  margin-top: 2.5rem;
}

.blog-shell .blog-not-found {
  padding: 4rem 0 6rem;
}


/* LANDING-INFO-001B: fail-closed root-site information menu foundation.
   The data attribute is emitted only when ROOT_SITE_INFO_NAV_ENABLED=true. */
.nav-menu[data-root-site-info-nav] {
  display: block;
}
.nav-menu[data-root-site-info-nav] .nav-menu-panel {
  width: min(18rem, calc(100vw - 1.5rem));
  max-height: min(70vh, 38rem);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.nav-menu[data-root-site-info-nav] .nav-link[aria-current="page"] {
  color: var(--text);
  background: var(--surface);
}
.nav-menu[data-root-site-info-nav] .nav-link-disabled {
  cursor: default;
  opacity: .55;
}

.nav-menu[data-root-site-info-nav] .nav-menu-panel .nav-link {
  width: min(18rem, 100%);
  margin-inline: auto;
  justify-content: flex-start;
  text-align: left;
}

.nav-menu[data-root-site-info-nav] .nav-friends-of {
  display: inline-flex;
  align-items: baseline;
}

.nav-menu[data-root-site-info-nav] .nav-friends-of__friends {
  color: var(--muted);
}

.nav-menu[data-root-site-info-nav] .nav-friends-of__of {
  color: #0080ff;
}

.nav-menu[data-root-site-info-nav] .nav-menu-login {
  border: 1px solid rgba(255,255,255,.30);
  background: linear-gradient(135deg, rgba(255,255,255,.18), rgba(255,255,255,.08));
  color: #f8fbff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.18), 0 12px 32px rgba(2,8,23,.22);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
}

.nav-menu[data-root-site-info-nav] .nav-menu-login:hover,
.nav-menu[data-root-site-info-nav] .nav-menu-login:focus-visible {
  border-color: rgba(255,255,255,.38);
  background: linear-gradient(135deg, rgba(255,255,255,.22), rgba(255,255,255,.11));
  color: #f8fbff;
}


/* LANDING-NAV-MOBILE-002: inset full-height glass navigation below the mobile navbar.
   Menu membership/order remain server-owned; this block controls presentation only. */
@keyframes root-site-menu-inset-enter {
  from { opacity: 0; transform: translateY(-.2rem) scale(.995); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 620px) {
  html.nav-menu-open,
  html.nav-menu-open body {
    overflow: hidden;
    overscroll-behavior: none;
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-toggle {
    position: fixed;
    top: max(.25rem, var(--safe-top));
    right: max(.75rem, var(--safe-right));
    z-index: 72;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--touch);
    min-width: var(--touch);
    height: var(--touch);
    min-height: var(--touch);
    padding: 0;
    border: 1px solid rgba(255,255,255,.30);
    border-radius: var(--radius-control);
    background: linear-gradient(135deg, rgba(255,255,255,.18), rgba(255,255,255,.08));
    color: var(--text);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.18), 0 10px 28px rgba(2,8,23,.22);
    backdrop-filter: blur(18px) saturate(130%);
    -webkit-backdrop-filter: blur(18px) saturate(130%);
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-toggle svg {
    opacity: 0;
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-toggle::before,
  .nav-menu[data-root-site-info-nav][open] .nav-menu-toggle::after {
    content: "";
    position: absolute;
    width: 22px;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
    box-shadow: none;
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-toggle::before {
    transform: rotate(45deg);
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-toggle::after {
    transform: rotate(-45deg);
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel {
    position: fixed;
    top: calc(max(.25rem, var(--safe-top)) + var(--touch) + .75rem);
    right: max(.75rem, var(--safe-right));
    bottom: max(.75rem, var(--safe-bottom));
    left: max(.75rem, var(--safe-left));
    z-index: 70;
    box-sizing: border-box;
    display: grid;
    grid-auto-rows: minmax(48px, max-content);
    align-content: safe center;
    justify-items: center;
    gap: .25rem;
    width: auto;
    min-width: 0;
    max-height: none;
    padding: 1rem;
    overflow-y: auto;
    overscroll-behavior: contain;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-card);
    background:
      radial-gradient(circle at 50% 24%, rgba(0,128,255,.10), transparent 22rem),
      rgba(15, 24, 40, .74);
    box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255,255,255,.08);
    backdrop-filter: blur(24px) saturate(130%);
    -webkit-backdrop-filter: blur(24px) saturate(130%);
    animation: root-site-menu-inset-enter .16s ease-out both;
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel .nav-link {
    width: min(18rem, 100%);
    min-height: 48px;
    margin-inline: auto;
    justify-content: flex-start;
    padding: .7rem 1rem;
    border-radius: .8rem;
    text-align: left;
    font-size: clamp(1.03rem, 4.2vw, 1.16rem);
    line-height: 1.2;
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel .nav-link:not(.nav-menu-login) {
    border: 1px solid transparent;
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel .nav-menu-auth {
    margin-top: 0;
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel .nav-link:hover,
  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel .nav-link:focus-visible {
    background: rgba(255,255,255,.09);
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel .nav-link[aria-current="page"] {
    border-color: rgba(255,255,255,.18);
    background: rgba(255,255,255,.11);
  }

  html.nav-menu-open body[data-page="home"] .site-header .brand {
    position: fixed;
    top: max(.25rem, var(--safe-top));
    left: max(.75rem, var(--safe-left));
    z-index: 72;
    display: inline-flex;
    min-height: var(--touch);
    align-items: center;
  }
}

@media (max-width: 620px) and (max-height: 700px) {
  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel {
    align-content: start;
    padding-block: .75rem;
  }
}

@media (max-width: 620px) and (prefers-reduced-transparency: reduce) {
  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel,
  .nav-menu[data-root-site-info-nav][open] .nav-menu-toggle {
    background: rgba(15, 24, 40, .98);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel {
    animation: none;
  }
}


/* LANDING-INFO-001C information pages */
.info-main {
  width: min(720px, calc(100% - 2rem));
  margin: 1.25rem auto 4rem;
}
.info-card {
  padding: clamp(1.25rem, 4vw, 2rem);
}
.report-editorial,
.report-evidence-hash {
  overflow-wrap: anywhere;
}
.report-evidence-hash code {
  white-space: normal;
  overflow-wrap: anywhere;
}
.report-table {
  width: 100%;
  border-collapse: collapse;
}
.report-table th,
.report-table td {
  padding: .5rem .4rem;
  text-align: left;
  vertical-align: top;
  overflow-wrap: break-word;
}
.report-table td:nth-child(n + 2) {
  white-space: nowrap;
}
@media (max-width: 420px) {
  .report-table {
    table-layout: fixed;
    font-size: .8rem;
  }
  .report-table th:nth-child(2),
  .report-table td:nth-child(2) {
    width: 30%;
  }
  .report-table th:nth-child(3),
  .report-table td:nth-child(3) {
    width: 26%;
  }
}
.report-table th {
  color: var(--text);
}
.report-table td {
  color: var(--muted);
}
.info-card h1 {
  margin: 0;
  font-size: clamp(2rem, 6vw, 2.75rem);
  letter-spacing: -.035em;
}
.info-card h2 {
  margin: 2rem 0 .65rem;
  font-size: 1.2rem;
  letter-spacing: -.02em;
}
.info-card p,
.info-card li {
  color: var(--muted);
  line-height: 1.65;
}
.info-card ul {
  padding-left: 1.25rem;
}
.info-card > ul > li + li,
.info-link-list > li + li {
  margin-top: .55rem;
}
.info-card a {
  text-decoration: underline;
  text-underline-offset: .15em;
}
.info-lede {
  margin: .85rem 0 1.65rem;
  color: var(--dim);
  font-size: clamp(1.05rem, 2.4vw, 1.18rem);
  line-height: 1.55;
  max-width: 38rem;
}
.info-card details {
  margin: .85rem 0;
  border-top: 1px solid color-mix(in srgb, var(--line, #2a3340) 80%, transparent);
  padding-top: .85rem;
}
.info-card details:first-of-type {
  border-top: 0;
  padding-top: 0;
}
.info-card summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text, #e8eef7);
  list-style: none;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.info-card summary::-webkit-details-marker { display: none; }
.info-card summary:focus-visible {
  outline: 2px solid var(--accent, #66d9ef);
  outline-offset: 3px;
}
.info-note {
  margin-top: 1.5rem;
  color: var(--dim);
  font-size: .95rem;
}
.info-actions {
  display: grid;
  gap: .75rem;
  margin: 1.1rem 0 0;
}
.info-link-list {
  display: grid;
  gap: .75rem;
  margin: .35rem 0 0;
  padding: 0;
  list-style: none;
}
.info-link-card {
  display: grid;
  gap: .35rem;
  padding: 1rem 1.05rem;
  border: 1px solid var(--separator, #2a3340);
  border-radius: var(--radius-sheet, 14px);
  background: color-mix(in srgb, var(--surface, #121820) 92%, transparent);
  color: inherit;
  text-decoration: none;
  min-height: 44px;
}
a.info-link-card:hover {
  border-color: color-mix(in srgb, var(--accent, #66d9ef) 45%, var(--separator, #2a3340));
}
a.info-link-card:focus-visible {
  outline: 2px solid var(--accent, #66d9ef);
  outline-offset: 3px;
}
.info-link-card--static {
  cursor: default;
}
.info-link-card__title {
  color: var(--text, #e8eef7);
  font-weight: 650;
  letter-spacing: -.015em;
}
.info-link-card__copy {
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.5;
  text-decoration: none;
}
.info-link-card__copy a {
  text-decoration: underline;
  text-underline-offset: .15em;
}
.info-social-links {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem .9rem;
  margin: .85rem 0 0;
}
.info-social-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: .35rem 0;
  font-weight: 600;
}

/* FriendsOF wordmark: strong white Friends + uppercase cyan OF (system sans). */
.info-card h1.friends-of-wordmark,
.info-card .friends-of-wordmark {
  display: inline-flex;
  align-items: baseline;
  margin: 0 0 .8rem;
  font-size: clamp(2rem, 6vw, 2.75rem);
  line-height: 1;
  letter-spacing: -.045em;
  white-space: nowrap;
}
.friends-of-wordmark__friends {
  color: #ffffff;
  font-family: -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", Roboto, sans-serif;
  font-weight: 800;
}
.friends-of-wordmark__of {
  display: inline-block;
  margin-left: .02em;
  color: var(--accent, #66d9ef);
  font-family: -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", Roboto, sans-serif;
  font-size: 1em;
  font-weight: 800;
  letter-spacing: -.02em;
  text-transform: uppercase;
}

/* Inline email capture (LANDING-INFO-001H) — lightweight, not .info-link-card */
.info-inline-action {
  margin: 1.4rem 0 0;
  padding-top: 1.15rem;
  border-top: 1px solid color-mix(in srgb, var(--separator, #2a3340) 70%, transparent);
}
.info-inline-action__heading {
  margin: 0 0 .45rem;
  font-size: 1.15rem;
  letter-spacing: -.02em;
  color: var(--text, #e8eef7);
}
.info-inline-action__copy {
  margin: 0 0 .9rem;
  color: var(--muted);
  line-height: 1.55;
  max-width: 38rem;
}
.info-inline-action__fallback {
  margin: .35rem 0 0;
}
.info-inline-action__fallback[hidden],
.info-email-form[hidden] {
  display: none !important;
}
.info-email-form {
  display: grid;
  gap: .65rem;
  max-width: 34rem;
}
.info-email-form__row {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  align-items: end;
}
.info-email-form__field {
  display: grid;
  gap: .35rem;
  flex: 1 1 12rem;
  min-width: min(100%, 12rem);
  color: var(--muted);
  font-size: .92rem;
  font-weight: 600;
}
.info-email-form__field input[type="email"] {
  box-sizing: border-box;
  width: 100%;
  min-height: 44px;
  padding: .65rem .8rem;
  border: 1px solid var(--separator, #2a3340);
  border-radius: 10px;
  background: color-mix(in srgb, var(--surface, #121820) 55%, transparent);
  color: var(--text, #e8eef7);
  font: inherit;
}
.info-email-form__field input[type="email"]:focus-visible {
  outline: 2px solid var(--accent, #66d9ef);
  outline-offset: 2px;
}
.info-email-form__submit {
  flex: 0 0 auto;
  min-height: 44px;
  min-width: 44px;
  padding: .65rem 1.05rem;
  border: 1px solid color-mix(in srgb, var(--accent, #66d9ef) 55%, var(--separator, #2a3340));
  border-radius: 10px;
  background: color-mix(in srgb, var(--accent, #66d9ef) 18%, transparent);
  color: var(--text, #e8eef7);
  font: inherit;
  font-weight: 700;
  letter-spacing: .02em;
  cursor: pointer;
}
.info-email-form__submit:hover {
  border-color: var(--accent, #66d9ef);
}
.info-email-form__submit:focus-visible {
  outline: 2px solid var(--accent, #66d9ef);
  outline-offset: 2px;
}
.info-email-form__submit:disabled {
  opacity: .55;
  cursor: wait;
}
.info-email-form__status {
  margin: 0;
  min-height: 1.25rem;
  color: var(--muted);
  font-size: .95rem;
  line-height: 1.45;
}
.info-email-form__status[data-state="success"] {
  color: color-mix(in srgb, #7ddea5 85%, var(--text, #e8eef7));
}
.info-email-form__status[data-state="error"] {
  color: color-mix(in srgb, #f0a0a0 90%, var(--text, #e8eef7));
}
.info-email-form__privacy {
  margin: 0;
  color: var(--dim, #8b97a8);
  font-size: .85rem;
}
.info-email-form__privacy a {
  text-decoration: underline;
  text-underline-offset: .15em;
}

@media (max-width: 390px) {
  .info-email-form__row {
    flex-direction: column;
    align-items: stretch;
  }
  .info-email-form__submit {
    width: 100%;
  }
}

/* ROOT-SITE-PAGE-SHELL-001-R4: one canonical navbar geometry for the landing
   page and every enabled root-site menu page. */
body[data-root-site-shell] .site-header {
  border: 0;
  background: transparent;
  box-shadow: none;
}

body[data-root-site-shell] .site-header-inner {
  width: min(760px, calc(100% - 1.5rem));
  margin-inline: auto;
  min-height: 52px;
  padding-left: max(0px, var(--safe-left));
  padding-right: max(0px, var(--safe-right));
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
}

body[data-root-site-shell] .site-header .brand {
  display: inline-flex;
  min-height: var(--touch);
  min-width: 0;
  align-items: center;
  justify-content: flex-start;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .01em;
  text-decoration: none;
}

body[data-root-site-shell] .site-header .brand::before {
  content: none;
}

body[data-root-site-shell] .site-header .brand:hover {
  color: #fff;
  background: transparent;
}

body[data-root-site-shell] .primary-nav {
  margin-left: auto;
  justify-content: flex-end;
}

/* Tight centered choice column: the column itself is centered, while every
   label shares the same left edge inside that column. */
.nav-menu[data-root-site-info-nav] .nav-menu-panel {
  --root-menu-choice-width: min(11.5rem, calc(100vw - 5rem));
  grid-template-columns: var(--root-menu-choice-width);
  justify-content: center;
  justify-items: stretch;
}

.nav-menu[data-root-site-info-nav] .nav-menu-panel .nav-link {
  width: 100%;
  margin-inline: 0;
  justify-self: stretch;
  justify-content: flex-start;
  text-align: left;
}

/* Account remains a glass control. Sign in is glass only on the landing page. */
.nav-menu[data-root-site-info-nav] .nav-menu-account,
.nav-menu[data-root-site-info-nav] .nav-menu-account[aria-current="page"],
body[data-page="home"] .nav-menu[data-root-site-info-nav] .nav-menu-login {
  border: 1px solid rgba(255,255,255,.30);
  background: linear-gradient(135deg, rgba(255,255,255,.18), rgba(255,255,255,.08));
  color: #f8fbff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.18), 0 12px 32px rgba(2,8,23,.22);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
}

.nav-menu[data-root-site-info-nav] .nav-menu-account:hover,
.nav-menu[data-root-site-info-nav] .nav-menu-account:focus-visible,
body[data-page="home"] .nav-menu[data-root-site-info-nav] .nav-menu-login:hover,
body[data-page="home"] .nav-menu[data-root-site-info-nav] .nav-menu-login:focus-visible {
  border-color: rgba(255,255,255,.38);
  background: linear-gradient(135deg, rgba(255,255,255,.22), rgba(255,255,255,.11));
  color: #f8fbff;
}

/* Information/menu pages keep Sign in as a normal text row, not a glass button. */
body[data-root-site-shell]:not([data-page="home"]) .nav-menu[data-root-site-info-nav] .nav-menu-login {
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

body[data-root-site-shell]:not([data-page="home"]) .nav-menu[data-root-site-info-nav] .nav-menu-login:hover,
body[data-root-site-shell]:not([data-page="home"]) .nav-menu[data-root-site-info-nav] .nav-menu-login:focus-visible {
  border-color: rgba(255,255,255,.18);
  background: rgba(255,255,255,.09);
  color: #f8fbff;
}

/* Sign out is an ordinary menu row at rest, never a persistent blue CTA. */
.nav-menu[data-root-site-info-nav] .nav-menu-logout {
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.nav-menu[data-root-site-info-nav] .nav-menu-logout:hover,
.nav-menu[data-root-site-info-nav] .nav-menu-logout:focus-visible {
  border-color: rgba(255,255,255,.18);
  background: rgba(255,255,255,.09);
  color: #f8fbff;
}

/* Every actionable menu selection flashes electric blue while pressed/clicked. */
.nav-menu[data-root-site-info-nav] .nav-menu-panel .nav-link:not(.nav-link-disabled):active {
  border-color: rgba(255,255,255,.30);
  background: linear-gradient(135deg, #0080ff, #246bff);
  color: #f8fbff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.24), 0 8px 28px rgba(0,128,255,.30);
}

.nav-menu[data-root-site-info-nav] .nav-friends-of:active .nav-friends-of__friends,
.nav-menu[data-root-site-info-nav] .nav-friends-of:active .nav-friends-of__of {
  color: #f8fbff;
}

@media (max-width: 620px) {
  /* Match the higher-specificity open-menu rules above so the centered
     choice column cannot be widened back to 18rem by the legacy mobile block. */
  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel {
    --root-menu-choice-width: min(11.5rem, calc(100vw - 5rem));
    grid-template-columns: var(--root-menu-choice-width);
    justify-content: center;
    justify-items: stretch;
  }

  .nav-menu[data-root-site-info-nav][open] .nav-menu-panel .nav-link {
    width: 100%;
    margin-inline: 0;
    justify-self: stretch;
    justify-content: flex-start;
    text-align: left;
  }

  html.nav-menu-open body[data-root-site-shell] .site-header .brand {
    position: fixed;
    top: max(.25rem, var(--safe-top));
    left: max(.75rem, var(--safe-left));
    z-index: 72;
    display: inline-flex;
    min-height: var(--touch);
    align-items: center;
  }
}

/* Public menu/info pages keep the visual blend only. */
body[data-root-site-shell]:not([data-page="home"]) main::after {
  content: "";
  display: block;
  width: 100vw;
  height: clamp(22rem, 72dvh, 46rem);
  margin-left: calc(50% - 50vw);
  pointer-events: none;
  background: linear-gradient(
    180deg,
    rgba(7, 15, 27, 0) 0%,
    rgba(7, 15, 27, .16) 62%,
    rgba(7, 15, 27, .38) 100%
  );
}

/* LANDING-UI-007: real DOM transition corridor. Interaction is mobile-home
   only; desktop and reduced-motion users retain ordinary native scrolling. */
body[data-page="home"] .footer-transition {
  display: block;
  width: 100%;
  height: clamp(22rem, 72dvh, 46rem);
  pointer-events: none;
  background: linear-gradient(
    180deg,
    rgba(7, 15, 27, 0) 0%,
    rgba(7, 15, 27, .16) 62%,
    rgba(7, 15, 27, .38) 100%
  );
}

.calc-main { overflow-wrap: anywhere; }
.calc-kicker {
  margin: 0 0 .35rem;
  color: var(--accent);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.calc-hero { margin: 1rem 0 0; }
.calc-hero-value {
  display: block;
  color: var(--text);
  font-size: clamp(2.4rem, 10vw, 3.4rem);
  font-weight: 700;
  letter-spacing: -.04em;
  line-height: 1;
}
.calc-hero-label { color: var(--dim); }
.calc-percentiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .75rem;
  margin: 1rem 0;
}
.calc-percentiles div { min-width: 0; }
.calc-percentiles dt { color: var(--dim); font-size: .85rem; }
.calc-percentiles dd { margin: .15rem 0 0; color: var(--text); font-size: 1.15rem; font-weight: 650; }
.calc-source, .calc-help, .calc-note {
  color: var(--dim);
  overflow-wrap: anywhere;
}
.calc-form { display: grid; gap: .75rem; margin-top: .8rem; }
.calc-field { display: grid; gap: .35rem; }
.calc-field label { font-weight: 650; }
.calc-field input, .calc-submit, .calc-choice {
  min-height: var(--touch);
  font-size: 16px;
}
.calc-field input {
  width: 100%;
  padding: .7rem .85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-field);
  background: var(--surface-soft);
  color: var(--text);
}
.calc-submit, .calc-choice {
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-control);
  background: var(--surface-raised);
  color: var(--text);
  padding: .7rem 1rem;
}
.calc-submit { background: var(--accent); color: var(--accent-ink); font-weight: 700; }
.calc-models { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; }
.calc-choice[aria-pressed="true"] { border-color: var(--accent); }
.calc-error { color: var(--danger); margin: 0; }
.calc-warning { color: var(--text); }
.calc-place { font-size: 1.25rem; font-weight: 700; overflow-wrap: anywhere; }
.calc-field input:focus-visible, .calc-submit:focus-visible, .calc-choice:focus-visible, .calc-method summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce) {
  .calc-main, .calc-submit, .calc-choice { transition: none; scroll-behavior: auto; }
}
.calc-metric { margin: 1.25rem 0 0; }
.calc-metric-kicker {
  margin: 0;
  color: var(--dim);
  font-size: .85rem;
  font-weight: 650;
}
.calc-metric-value {
  display: block;
  margin-top: .2rem;
  font-size: clamp(2rem, 8vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1;
}
.calc-support { display: grid; gap: .45rem; margin: .8rem 0; }
.calc-support div { display: grid; gap: .1rem; }
.calc-support dt { color: var(--dim); font-size: .85rem; }
.calc-support dd { margin: 0; font-weight: 650; }
@media (max-width: 390px) {
  .calc-percentiles, .calc-models, .calc-support { grid-template-columns: 1fr; }
}
@media (max-width: 320px) {
  .calc-percentiles, .calc-models { grid-template-columns: 1fr; }
}