/* ==========================================================================
   FitSnap marketing site v3
   Design: the "C2" direction. Pitch black canvas with a whisper of grid,
   crisp Archivo type, one blue accent that reads as light, soft glow on
   the device mockups and CTAs. Welcoming to every kind of mover.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Tokens
   -------------------------------------------------------------------------- */
:root {
  --bg: #07070A;
  --panel: #0D0D12;
  --ink: #EAEDF2;
  --ink-soft: #939AA4;
  --ink-faint: #50555E;
  --line: rgba(234,237,242,0.09);
  --line-accent: rgba(56,162,255,0.18);
  --accent: #38A2FF;
  --glow: 0 0 34px -4px rgba(56,162,255,0.4);
  --sans: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* a whisper of blueprint grid over the whole canvas */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 0;
  background:
    linear-gradient(rgba(56,162,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56,162,255,0.015) 1px, transparent 1px);
  background-size: 64px 64px;
}

img { max-width: 100%; }
a { color: inherit; text-decoration: none; }
::selection { background: rgba(56,162,255,0.3); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--accent); color: #06070C;
  padding: 0.6rem 1rem; font-weight: 700;
}
.skip-link:focus { left: 0; }

.wrap { width: min(100% - 3rem, 66rem); margin-inline: auto; position: relative; z-index: 1; }
.wrap--narrow { width: min(100% - 3rem, 42rem); margin-inline: auto; position: relative; z-index: 1; }
section { padding-block: clamp(4.5rem, 11vw, 8rem); }

/* --------------------------------------------------------------------------
   3. Type
   -------------------------------------------------------------------------- */
h1, h2 { font-weight: 700; letter-spacing: -0.02em; line-height: 1.06; text-wrap: balance; }
h1 { font-size: clamp(2.6rem, 7vw, 4.75rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h1 b, h2 b { color: var(--accent); font-weight: inherit; }

.label {
  font-size: 0.8125rem; font-weight: 500; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-faint);
}
.sub { color: var(--ink-soft); max-width: 36rem; font-size: 1.125rem; }
.small { font-size: 0.8125rem; color: var(--ink-faint); }

/* --------------------------------------------------------------------------
   4. Header
   -------------------------------------------------------------------------- */
header.site {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7,7,10,0.85);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-accent);
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 3.5rem; }

.wordmark { font-weight: 700; letter-spacing: -0.01em; display: inline-flex; align-items: center; gap: 0.55rem; }
.wordmark b { color: var(--accent); }
.wordmark img { width: 1.9rem; height: 1.9rem; }

nav.site { display: flex; gap: 1.75rem; align-items: center; font-size: 0.875rem; }
nav.site a { color: var(--ink-soft); }
nav.site a:hover { color: var(--ink); }
.nav-cta {
  background: var(--accent); color: #06070C !important; font-weight: 700;
  padding: 0.4rem 0.95rem; border-radius: 999px;
}
@media (max-width: 40em) { nav.site a:not(.nav-cta) { display: none; } }

/* --------------------------------------------------------------------------
   5. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: var(--accent); color: #06070C;
  font-family: inherit; font-weight: 700; font-size: 0.9375rem;
  padding: 0.9rem 1.8rem; border: 0; border-radius: 999px;
  cursor: pointer;
  box-shadow: var(--glow);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 0 48px -2px rgba(56,162,255,0.55); }
.btn svg { flex: none; }
.cta-note { display: block; margin-top: 1rem; font-size: 0.8125rem; color: var(--ink-faint); }

/* --------------------------------------------------------------------------
   6. Device mockup, lit from within
   -------------------------------------------------------------------------- */
.device {
  width: min(18.5rem, 76vw); aspect-ratio: 296/600;
  background: #12121A; border-radius: 3rem; padding: 0.5rem;
  border: 1px solid rgba(56,162,255,0.3);
  box-shadow: 0 0 80px -14px rgba(56,162,255,0.35), 0 30px 70px -20px rgba(0,0,0,0.9);
  position: relative; margin-inline: auto;
}
.device::before {
  content: ""; position: absolute; top: 1.15rem; left: 50%;
  transform: translateX(-50%); width: 5.5rem; height: 1.1rem;
  background: var(--bg); border-radius: 999px; z-index: 2;
}
.screen {
  width: 100%; height: 100%; border-radius: 2.55rem; overflow: hidden;
  background: #0B0B10; display: grid; place-content: center; gap: 0.5rem;
  text-align: center; color: var(--ink-faint); padding: 1rem;
  position: relative;
}
.screen strong { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; }
.screen span { font-size: 0.8125rem; }

/* real screenshot slot: covers the placeholder when the file exists;
   the inline onerror removes it when the file is missing */
.screen .shot {
  position: absolute; inset: 0; z-index: 1;
  width: 100%; height: 100%; object-fit: cover;
}

/* hero: the finished photos themselves, no app chrome. Same glow as the devices
   so they sit in the same light. A scroll-snap track, so swipe comes from the
   platform and the photos stay browsable with JS off. Placeholder text sits
   behind the track and shows until the files exist. */
.hero-shots {
  width: min(23rem, 80vw); aspect-ratio: 3/4;
  border-radius: 1.5rem; overflow: hidden;
  background: #0B0B10; border: 1px solid rgba(56,162,255,0.3);
  box-shadow: 0 0 80px -14px rgba(56,162,255,0.35), 0 30px 70px -20px rgba(0,0,0,0.9);
  position: relative; margin-inline: auto;
  display: grid; place-content: center; gap: 0.5rem;
  text-align: center; color: var(--ink-faint); padding: 1rem;
}
.hero-shots strong { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; }
.hero-shots span { font-size: 0.8125rem; }

.shots-track {
  position: absolute; inset: 0; z-index: 1;
  display: flex; overflow-x: auto; overflow-y: hidden;
  scroll-snap-type: x mandatory; scroll-behavior: smooth;
  overscroll-behavior-x: contain;
  scrollbar-width: none; -ms-overflow-style: none;
}
.shots-track::-webkit-scrollbar { display: none; }
.shots-track:focus-visible { outline: 2px solid var(--accent); outline-offset: -4px; }
.shots-track img {
  flex: 0 0 100%; width: 100%; height: 100%;
  object-fit: cover; scroll-snap-align: center; scroll-snap-stop: always;
}

/* arrows: quiet until you go looking for them, always reachable by keyboard */
.shots-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 2;
  display: grid; place-items: center;
  width: 2.25rem; height: 2.25rem; padding: 0;
  border: 1px solid rgba(234,237,242,0.22); border-radius: 999px;
  background: rgba(7,7,10,0.5); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  color: var(--ink); cursor: pointer;
  opacity: 0.55; transition: opacity 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.shots-arrow.prev { left: 0.6rem; }
.shots-arrow.next { right: 0.6rem; }
.shots-arrow:hover { opacity: 1; background: rgba(7,7,10,0.72); border-color: rgba(56,162,255,0.5); }
.shots-arrow:focus-visible { opacity: 1; outline: 2px solid var(--accent); outline-offset: 2px; }
.hero-shots:hover .shots-arrow { opacity: 0.85; }
@media (hover: none) { .shots-arrow { opacity: 0.8; } }

@keyframes drift { from { transform: translateY(0); } to { transform: translateY(-0.5rem); } }
.float { animation: drift 6s ease-in-out infinite alternate; }

/* --------------------------------------------------------------------------
   7. Hero
   -------------------------------------------------------------------------- */
.hero { padding-top: clamp(4rem, 9vw, 7rem); }
.hero .wrap { display: grid; gap: clamp(2.5rem, 6vw, 5rem); align-items: center; }
@media (min-width: 56em) { .hero .wrap { grid-template-columns: 6fr 5fr; } }
.hero-copy { display: grid; gap: 1.5rem; }

/* --------------------------------------------------------------------------
   8. Steps: soft panels
   -------------------------------------------------------------------------- */
.grid3 { display: grid; gap: 1.5rem; }
@media (min-width: 52em) { .grid3 { grid-template-columns: repeat(3, 1fr); } }
.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: 1.25rem;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: grid; gap: 0.9rem; align-content: start;
}
.panel .num { font-size: 2rem; font-weight: 700; color: var(--accent); }
.panel h3 { font-size: 1.25rem; font-weight: 700; }
.panel p { color: var(--ink-soft); font-size: 0.9375rem; }
.panel .device { margin-top: 1rem; width: 100%; max-width: 13.5rem; border-radius: 2.4rem; }
.panel .screen { border-radius: 2rem; }

.center { display: grid; gap: 1rem; margin-bottom: clamp(2.5rem, 6vw, 4.5rem); }

/* --------------------------------------------------------------------------
   9. Why: soft rows
   -------------------------------------------------------------------------- */
.rows { display: grid; gap: 1.5rem; max-width: 44rem; }
.row {
  display: grid; gap: 0.5rem;
  padding: clamp(1.5rem, 3vw, 2rem);
  background: var(--panel); border: 1px solid var(--line); border-radius: 1.25rem;
}
.row h3 { font-size: 1.25rem; font-weight: 700; }
.row h3 b { color: var(--accent); font-weight: inherit; }
.row p { color: var(--ink-soft); }

/* --------------------------------------------------------------------------
   10. Closer
   -------------------------------------------------------------------------- */
.closer { text-align: center; border-top: 1px solid var(--line-accent); }
.closer .wrap { display: grid; justify-items: center; gap: 1.5rem; }
.closer h2 { max-width: 20ch; }
.closer .mark {
  width: 5rem; height: 5rem;
  filter: drop-shadow(0 0 26px rgba(56,162,255,0.45));
}

/* --------------------------------------------------------------------------
   11. Footer
   -------------------------------------------------------------------------- */
footer.site {
  border-top: 1px solid var(--line-accent);
  padding-block: 2.75rem;
  font-size: 0.8125rem; color: var(--ink-faint);
  position: relative; z-index: 1;
}
footer.site .wrap { display: grid; gap: 1.5rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1rem 1.75rem; }
.footer-nav a { color: var(--ink-soft); }
.footer-nav a:hover { color: var(--ink); }
.footer-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; }

/* --------------------------------------------------------------------------
   12. Subpages: page head + longform prose (privacy)
   -------------------------------------------------------------------------- */
.page-head {
  padding-top: clamp(3.5rem, 8vw, 6rem);
  padding-bottom: clamp(1.5rem, 4vw, 2.5rem);
  display: grid; gap: 1.1rem;
}
.page-head h1 { font-size: clamp(2.2rem, 5.5vw, 3.5rem); }

.prose { display: grid; gap: 1.1rem; padding-bottom: clamp(4.5rem, 11vw, 8rem); }
.prose h2 { font-size: 1.0625rem; font-weight: 700; margin-top: 2.2rem; letter-spacing: 0; }
.prose p, .prose li { color: var(--ink-soft); }
.prose ul { margin: 0; padding-left: 1.2rem; display: grid; gap: 0.55rem; }
.prose li::marker { color: var(--accent); }
.prose a { color: var(--accent); }
.prose a:hover { text-decoration: underline; text-underline-offset: 3px; }
.prose strong { color: var(--ink); }

/* "the short version" summary panel */
.summary {
  background: var(--panel); border: 1px solid var(--line); border-radius: 1.25rem;
  padding: 1.75rem;
  display: grid; gap: 0.75rem;
  margin-block: 1rem 1.5rem;
}
.summary h2 { margin: 0; font-size: 1.0625rem; font-weight: 700; }

/* --------------------------------------------------------------------------
   13. Support: FAQ
   -------------------------------------------------------------------------- */

.faq { display: grid; padding-bottom: clamp(4.5rem, 11vw, 8rem); }
.faq details { border-bottom: 1px solid var(--line); padding-block: 1.35rem; }
.faq details:first-of-type { border-top: 1px solid var(--line); }
.faq summary {
  cursor: pointer; font-weight: 700; letter-spacing: -0.01em;
  list-style: none;
  display: flex; justify-content: space-between; align-items: baseline; gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; color: var(--accent); font-weight: 400;
  transition: transform 0.25s ease;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin-top: 0.8rem; color: var(--ink-soft); max-width: 34rem; }
.faq details a { color: var(--accent); }
.faq details a:hover { text-decoration: underline; }

/* --------------------------------------------------------------------------
   14. Scroll reveal (gated on JS so nothing hides without it)
   -------------------------------------------------------------------------- */
.js [data-reveal] {
  opacity: 0; transform: translateY(0.9rem);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.js [data-reveal].in { opacity: 1; transform: none; }

/* --------------------------------------------------------------------------
   15. Reduced motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .float { animation: none; }
  .shots-track { scroll-behavior: auto; }
  .shots-arrow { transition: none; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
}