/* ==========================================================================
   AllSync landing page — site-specific styles.
   Layout/colour/type comes from inline styles + design-system tokens;
   this file only holds what inline styles can't express: pseudo-classes,
   media queries, keyframes, and the theme toggle.
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@media (prefers-reduced-motion: reduce) {
  .floating-card { animation: none !important; }
}

/* --- "Free" highlight mark ---------------------------------------------- */
.free-mark {
  position: relative;
  white-space: nowrap;
  color: var(--accent);
  font-weight: 500;
}
.free-mark::after {
  content: "";
  position: absolute;
  left: -2px;
  right: -2px;
  bottom: 1px;
  height: 36%;
  background: var(--accent-soft);
  border-radius: 3px;
  z-index: -1;
  transform: rotate(-0.6deg);
}

/* --- Photo grain texture ------------------------------------------------- */
.grain {
  position: absolute;
  inset: 0;
  pointer-events: none;
  mix-blend-mode: soft-light;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* --- Ecosystem cards: lift + media zoom + arrow nudge on hover --------- */
.eco-card {
  transition: transform .3s ease-in-out, box-shadow .3s ease-in-out, border-color .3s ease-in-out;
}
.eco-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 48px -18px rgba(0,0,0,0.6), 0 0 46px -10px rgba(245,239,224,0.14);
}
.eco-media { overflow: hidden; }
.eco-media img { transition: transform .5s cubic-bezier(.22,.61,.36,1); }
.eco-card:hover .eco-media img { transform: scale(1.05); }
.eco-arrow { transition: transform .3s ease; }
.eco-card:hover .eco-arrow { transform: translateX(4px); }

/* --- Vision cards: lift + tint on hover ---------------------------------- */
.vision-card {
  transition: transform .3s ease-in-out, box-shadow .3s ease-in-out, border-color .3s ease-in-out, background .3s ease-in-out;
}
.vision-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--sand-100) 28%, transparent);
  background: color-mix(in srgb, var(--sand-100) 9%, transparent);
  box-shadow: 0 20px 44px -16px rgba(0,0,0,0.55), 0 0 40px -12px rgba(245,239,224,0.13);
}
.vision-card:hover svg { color: var(--moss-200); fill: var(--moss-200); }

/* --- Nav links / CTA hover -------------------------------------------- */
.nav-link:hover { color: var(--text-strong); }
.btn-primary { transition: background var(--dur-fast) var(--ease-standard), transform var(--dur-fast); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:active { transform: scale(0.98); }
.btn-secondary { transition: background var(--dur-fast) var(--ease-standard), border-color var(--dur-fast) var(--ease-standard); }
.btn-secondary:hover { background: var(--bg-sunken); border-color: var(--border-strong); }

/* --- Waitlist form ------------------------------------------------------ */
.wl-input {
  height: 46px;
  padding: 0 14px;
  background: var(--surface-raised);
  color: var(--text-strong);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  outline: none;
  width: 100%;
  transition: border-color var(--dur-fast) var(--ease-standard), box-shadow var(--dur-fast) var(--ease-standard);
}
.wl-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-ring);
}
.wl-submit {
  height: 52px;
  margin-top: 4px;
  background: var(--accent);
  color: var(--text-on-accent);
  border: none;
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-md);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: background var(--dur-fast) var(--ease-standard), transform var(--dur-fast);
}
.wl-submit:hover { background: var(--accent-hover); }
.wl-submit:active { transform: scale(0.98); }
.wl-reset {
  margin-top: 6px;
  background: transparent;
  border: none;
  color: var(--accent);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
}
.wl-reset:hover { color: var(--accent-hover); }

/* --- Focus visibility for keyboard users -------------------------------- */
a:focus-visible,
button:focus-visible,
.wl-input:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

/* --- Responsive: stack the two-column grids on narrow viewports -------- */
@media (max-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr !important;
  }
  .hero-visual { order: -1; max-width: 420px; margin: 0 auto; }
}
@media (max-width: 760px) {
  .waitlist-grid {
    grid-template-columns: 1fr !important;
  }
}
@media (max-width: 640px) {
  .nav-secondary-links { display: none !important; }
  .nav-eyebrow { display: none !important; }
}
@media (max-width: 400px) {
  .nav-inner {
    padding-left: 16px !important;
    padding-right: 16px !important;
    gap: 10px !important;
    flex-wrap: wrap !important;
    row-gap: 10px !important;
  }
}