/* GlowScroll site. Dark only, like the app: the palette matches the app's
   theme tokens (theme-colors.js) so the site and the product feel like one thing. */

:root {
  --bg: #0b0b0d;
  --surface: #16161a;
  --elevated: #1f1f25;
  --border: #2a2a31;
  --text: #f4f2ee;
  --text-muted: #9a9890;

  --accent: #ffb000;
  --accent-pressed: #d99600;
  --accent-soft: #3a2a00;
  --accent-text: #ffcf66;
  --danger: #e5736a;

  --dark-bg: #0b0b0d;
  --dark-surface: #16161a;

  --max-width: 1120px;
  --radius: 20px;
  --radius-sm: 12px;

  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

/* Smooth scrolling only for people who haven't asked for reduced motion. */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

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

/* Nav */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.brand span {
  font-size: 1.05rem;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

.nav-links a.nav-cta {
  background: var(--accent);
  color: #000000;
  padding: 10px 18px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  white-space: nowrap;
}

.nav-toggle {
  display: none;
}

/* Hero */

.hero {
  padding: 0;
  background: var(--dark-bg);
  color: #f6f4f2;
  position: relative;
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 48px;
  padding: 88px 24px 96px;
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-text);
  background: rgba(255, 176, 0, 0.12);
  padding: 6px 12px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2.1rem, 4.4vw, 3.2rem);
  line-height: 1.12;
  margin: 0 0 18px;
  letter-spacing: -0.01em;
}

.hero p.lead {
  font-size: 1.1rem;
  color: #c7c9cc;
  max-width: 46ch;
  margin: 0 0 32px;
}

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

.hero-art {
  display: flex;
  justify-content: center;
}

/* App screenshots cropped to the phone frame. The crop cuts the phone off
   at the bottom, so fade it out instead of showing a hard edge. */
.phone-shot {
  width: 100%;
  max-width: 380px;
  height: auto;
  -webkit-mask-image: linear-gradient(to bottom, #000 78%, transparent);
  mask-image: linear-gradient(to bottom, #000 78%, transparent);
}

.hero-note {
  margin-top: 18px;
  font-size: 0.85rem;
  color: #8d9094;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #000000;
}

.btn-primary:hover {
  background: var(--accent-pressed);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(246, 244, 242, 0.28);
  color: #f6f4f2;
}

.btn-ghost:hover {
  border-color: rgba(246, 244, 242, 0.6);
}

.btn-outline {
  background: transparent;
  border-color: var(--text-muted);
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--accent-pressed);
  color: var(--accent-text);
}

/* Sections */

section {
  padding: 88px 0;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-head .eyebrow {
  color: var(--accent-text);
  background: var(--accent-soft);
}

.section-head h2 {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}

.section-head p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin: 0;
}

/* Feature grid */

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.card .tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-text);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 14px;
}

.card .icon-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  margin-bottom: 16px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Privacy band */

.band {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.band-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.band h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin: 0 0 16px;
}

.checklist {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.98rem;
}

.checklist li::before {
  content: '';
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--accent-soft);
  background-image: linear-gradient(135deg, var(--accent), var(--accent-pressed));
}

.band-art {
  display: flex;
  justify-content: center;
}

/* Screenshot strip under the feature grid. Four across on desktop; a
   horizontal scroller on small screens. */
.screens {
  list-style: none;
  margin: 56px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.screens img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

/* Pricing */

.pricing-card {
  max-width: 560px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  color: #f6f4f2;
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
}

.pricing-card .price {
  font-size: 2.6rem;
  font-weight: 800;
  margin: 6px 0 2px;
}

.pricing-card .price-note {
  color: #9c9994;
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.pricing-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 32px;
  display: grid;
  gap: 12px;
  text-align: left;
}

.pricing-list li {
  display: flex;
  gap: 10px;
  font-size: 0.95rem;
  color: #d8d9db;
}

.pricing-list li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
}

/* FAQ teaser / CTA */

.cta-band {
  background: var(--accent-soft);
  border-radius: var(--radius);
  padding: 56px;
  text-align: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

.cta-band h2 {
  margin: 0 0 12px;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.cta-band p {
  color: var(--text-muted);
  margin: 0 0 28px;
}

.store-badge {
  display: inline-block;
  line-height: 0;
}

.store-badge img {
  height: 52px;
  width: auto;
}

/* Footer */

footer {
  border-top: 1px solid var(--border);
  padding: 48px 0;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}

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

.footer-copy {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* FAQ page */

.faq-hero {
  padding: 64px 0 32px;
  text-align: center;
}

.faq-hero h1 {
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  margin: 0 0 14px;
}

.faq-hero p {
  color: var(--text-muted);
  max-width: 52ch;
  margin: 0 auto;
}

.faq-search {
  max-width: 480px;
  margin: 32px auto 0;
  position: relative;
}

.faq-search input {
  width: 100%;
  padding: 14px 18px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 0.98rem;
}

.faq-search input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.faq-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  align-items: start;
  padding-bottom: 96px;
}

.faq-toc {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 6px;
}

.faq-toc a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.92rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

.faq-toc a:hover {
  background: var(--surface);
  color: var(--text);
}

.faq-group {
  padding: 0;
  margin-bottom: 44px;
  scroll-margin-top: 96px;
}

.faq-group h2 {
  font-size: 1.3rem;
  margin: 0 0 18px;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-weight: 600;
  font-size: 0.98rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text-muted);
  flex-shrink: 0;
}

.faq-item[open] summary::after {
  content: '\2212';
}

.faq-item .faq-answer {
  padding: 0 20px 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.faq-answer p {
  margin: 0 0 10px;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.faq-item[hidden],
.faq-group[hidden] {
  display: none;
}

.faq-empty {
  display: none;
  text-align: center;
  color: var(--text-muted);
  padding: 40px 0;
}

/* Simple content page (privacy) */

.content-page {
  padding-top: 64px;
  padding-bottom: 96px;
}

.content-page h1 {
  font-size: clamp(1.8rem, 3.6vw, 2.4rem);
  margin: 0 0 8px;
}

.content-page .updated {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin: 0 0 40px;
}

.content-page h2 {
  font-size: 1.25rem;
  margin: 40px 0 12px;
}

.content-page p,
.content-page li {
  color: var(--text-muted);
  font-size: 0.98rem;
}

.content-page ul {
  padding-left: 20px;
}

/* Responsive */

@media (max-width: 880px) {
  .hero-inner {
    grid-template-columns: 1fr;
    padding-top: 56px;
  }

  .phone-shot {
    max-width: 300px;
  }

  .screens {
    grid-template-columns: repeat(5, 64%);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 8px;
  }

  .screens li {
    scroll-snap-align: start;
  }

  .grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .band-inner {
    grid-template-columns: 1fr;
  }

  .faq-layout {
    grid-template-columns: 1fr;
  }

  .faq-toc {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 32px;
  }

  .faq-toc a {
    padding: 6px 10px;
    background: var(--surface);
    border: 1px solid var(--border);
  }
}

@media (max-width: 640px) {
  .nav-links {
    position: fixed;
    inset: 64px 16px auto 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    flex-direction: column;
    align-items: flex-start;
    padding: 18px;
    gap: 14px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.18);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    /* Hidden from keyboard and screen readers too, once the fade-out ends. */
    visibility: hidden;
    transition: all 0.18s ease, visibility 0s linear 0.18s;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    transition: all 0.18s ease, visibility 0s;
    pointer-events: auto;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    font-size: 1.1rem;
  }

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

  .screens {
    grid-template-columns: repeat(5, 78%);
  }

  .pricing-card,
  .cta-band {
    padding: 32px 22px;
  }

  section {
    padding: 64px 0;
  }
}

/* Back to top (created by main.js). Hidden with visibility as well as
   opacity, so it can't be tabbed to until it shows. */
.to-top {
  position: fixed;
  left: 20px;
  bottom: max(20px, env(safe-area-inset-bottom));
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--surface);
  color: var(--accent-text);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0s linear 0.25s;
}

.to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0s;
}

.to-top:hover {
  background: var(--accent-soft);
}

.to-top:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .to-top,
  .to-top.visible {
    transform: none;
    transition: none;
  }
}

/* Phones: smaller and closer to the corner, to cover less of the text beside it. */
@media (max-width: 640px) {
  .to-top {
    left: 12px;
    bottom: max(12px, env(safe-area-inset-bottom));
    width: 40px;
    height: 40px;
  }
}

@media print {
  .to-top {
    display: none;
  }
}

/* LED-style hero sign (stands in for screenshots until device builds exist). */
.led-sign {
  width: 100%;
  max-width: 520px;
  aspect-ratio: 20 / 3;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: #000;
  overflow: hidden;
}
.led-sign svg {
  display: block;
  width: 100%;
  height: 100%;
}