/* Standalone campaign using the site's slate surfaces, blue accent, and soft elevation. */
:root {
  color-scheme: light;
  --background: #ffffff;
  --foreground: #0f172a;
  --surface-muted: #f8fafc;
  --muted: #f1f5f9;
  --muted-foreground: #475569;
  --border: #e2e8f0;
  --accent: #2563eb;
  --accent-foreground: #ffffff;
  --radius: 1.25rem;
  --shadow: 0 24px 60px -20px rgb(15 23 42 / .18), 0 8px 24px -8px rgb(15 23 42 / .08);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--background);
  color: var(--foreground);
}
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.65; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
p, h1, h2, h3 { margin-top: 0; text-wrap: pretty; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -.045em; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; border-radius: 4px; }
section[id] { scroll-margin-top: 2rem; }
.wrap { width: min(1200px, calc(100% - 64px)); margin-inline: auto; }
.skip-link { position: absolute; top: -100px; left: 1rem; padding: .75rem 1rem; background: var(--foreground); color: var(--background); z-index: 5; }
.skip-link:focus { top: 1rem; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 24px; border-bottom: 1px solid var(--border); }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 750; line-height: 1.4; }
.brand img { border-radius: 10px; }
.brand small { display: block; margin-top: 3px; font-size: 9px; font-weight: 600; letter-spacing: .14em; color: var(--muted-foreground); }
nav { display: flex; gap: 28px; font-size: 13px; font-weight: 600; }
nav a, .back-link { transition: color .2s; }
nav a:hover, .back-link:hover, .text-link:hover { color: var(--accent); }
.back-link { font-size: 12px; font-weight: 650; }
.back-link span { margin-left: 8px; }
.hero { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 60px; padding-block: 80px 88px; }
.eyebrow { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 10px; line-height: 1.6; font-weight: 600; letter-spacing: .14em; color: var(--muted-foreground); }
.app-icon { margin-block: 28px 20px; border-radius: 24px; }
.app-name { margin-bottom: 14px; font-size: 14px; font-weight: 700; }
h1 { font-size: clamp(42px, 4.6vw, 66px); font-weight: 750; margin-bottom: 24px; }
h1 span { color: var(--accent); }
.intro { max-width: 510px; font-size: 16px; color: var(--muted-foreground); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 46px; padding: 12px 18px; border-radius: 12px; font-size: 12px; font-weight: 700; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.button:active { transform: translateY(0); }
.primary { background: var(--accent); color: var(--accent-foreground); }
.secondary { background: var(--surface-muted); border: 1px solid var(--border); }
.hero-note { margin: 20px 0 0; font-size: 11px; color: var(--muted-foreground); }
.hero-preview { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface-muted); box-shadow: var(--shadow); overflow: hidden; }
.window-bar { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 14px 18px; border-bottom: 1px solid var(--border); font-size: 10px; color: var(--muted-foreground); }
.window-dots { display: flex; gap: 5px; }
.window-dots i { width: 7px; height: 7px; border: 1px solid var(--border); border-radius: 50%; background: var(--background); }
.screenshot-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 9px; min-height: 240px; aspect-ratio: 4 / 3; padding: 24px; border: 1px dashed var(--border); border-radius: var(--radius); background: var(--muted); text-align: center; color: var(--muted-foreground); }
.hero-placeholder { margin: 24px; min-height: 300px; }
.placeholder-mark { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 24px; letter-spacing: .1em; margin-bottom: 10px; }
.screenshot-placeholder strong { font-size: 16px; font-weight: 650; color: var(--foreground); }
.screenshot-placeholder span:not(.placeholder-mark), .screenshot-placeholder small { font-size: 11px; }
.preview-caption { padding: 0 20px; margin-bottom: 20px; font-size: 11px; text-align: center; color: var(--muted-foreground); }
.screenshot { width: 100%; border-radius: var(--radius); border: 1px solid var(--border); object-fit: contain; }
.hero-preview > .screenshot { width: calc(100% - 48px); margin: 24px; }
.format-band { border-block: 1px solid var(--border); background: var(--surface-muted); }
.format-band > div { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; padding-block: 24px; }
.format-band ul { display: flex; flex-wrap: wrap; gap: 12px 24px; padding: 0; margin: 0; list-style: none; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; font-weight: 600; }
.section { padding-block: 88px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 40px; }
h2 { margin-bottom: 0; font-size: clamp(32px, 3.4vw, 46px); font-weight: 700; }
.section-heading > p { max-width: 325px; margin-bottom: 3px; font-size: 14px; color: var(--muted-foreground); }
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.feature { padding: 32px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface-muted); }
.feature-number { display: inline-block; margin-bottom: 25px; color: var(--accent); font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; }
h3 { font-size: 25px; font-weight: 700; margin-bottom: 14px; }
.feature p, .feature li { font-size: 14px; color: var(--muted-foreground); }
.feature ul { padding-left: 18px; margin: 22px 0 0; }
.feature li { padding-left: 5px; margin-block: 10px; }
.feature li::marker { color: var(--accent); }
.screenshots-section { background: var(--surface-muted); border-block: 1px solid var(--border); }
.screenshot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
figure img.screenshot { width: 100%; height: auto; display: block; }
figure { margin: 0; min-width: 0; }
figcaption { margin-top: 20px; }
figcaption strong { display: block; font-size: 13px; }
figcaption span { display: block; margin-top: 6px; color: var(--muted-foreground); font-size: 12px; }
.privacy-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; padding: 48px; border: 1px solid var(--border); border-radius: var(--radius); }
.privacy-panel > div > p:not(.eyebrow) { font-size: 16px; color: var(--muted-foreground); }
.privacy-list { padding-left: 18px; font-size: 14px; color: var(--muted-foreground); }
.privacy-list li { padding-block: 4px; }
.text-link { display: inline-block; margin-top: 14px; font-size: 13px; font-weight: 700; }
.footer { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding-block: 30px; border-top: 1px solid var(--border); }
.footer .brand { font-size: 12px; }
.footer-divider { color: var(--border); }
.footer nav { font-size: 11px; gap: 16px; }
.footer p { width: 100%; margin: 0; font-size: 11px; color: var(--muted-foreground); }
@media (max-width: 1000px) {
  .hero { gap: 32px; }
  .screenshot-grid { grid-template-columns: repeat(2, 1fr); }
  .screenshot-grid figure { display: block; }
  .screenshot-placeholder { min-height: 210px; }
  .privacy-panel { gap: 32px; padding: 32px; }
}
@media (max-width: 760px) {
  .wrap { width: calc(100% - 40px); }
  .site-header { flex-wrap: wrap; gap: 18px; padding-block: 18px; }
  .site-header nav { order: 3; width: 100%; justify-content: center; padding-top: 14px; border-top: 1px solid var(--border); }
  .hero { grid-template-columns: 1fr; padding-block: 48px 56px; gap: 40px; }
  h1 { font-size: clamp(40px, 9vw, 62px); }
  .hero-copy { max-width: 560px; }
  .section { padding-block: 56px; }
  .section-heading { display: block; margin-bottom: 30px; }
  .section-heading > p { margin-top: 20px; max-width: 100%; }
  .feature-grid, .privacy-panel { grid-template-columns: 1fr; }
  .feature { padding: 26px; }
  .screenshot-grid figure { display: block; }
  .screenshot-grid { gap: 36px; }
  .screenshot-placeholder { min-height: 240px; }
  .privacy-panel { padding: 28px; }
  .format-band ul { gap: 10px 18px; }
  .footer { gap: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
  .button:hover { transform: none; }
}
/* Lightbox Modal */
.lightbox {
  display: flex;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease;
}
.lightbox.active {
  opacity: 1;
  visibility: visible;
}
.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius);
}
.lightbox-caption {
  margin-top: 16px;
  color: var(--background);
  text-align: center;
  font-size: 14px;
}
.lightbox-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--background);
  font-size: 24px;
  cursor: pointer;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-close:hover {
  background: var(--background);
  color: var(--foreground);
}
.lightbox-content {
  position: relative;
  text-align: center;
}