/* ═══════════════════════════════════════════════════
   Woofer Care AI — style.css
   Companion stylesheet for index.html
   Additional / override styles live here
═══════════════════════════════════════════════════ */

/* ── DEMO VIDEO SECTION ── */
.demo {
  padding: 6rem 3rem;
  background: var(--dark);
  text-align: center;
}
.demo .section-tag { color: var(--amber); }
.demo .section-title { color: var(--cream); margin-inline: auto; }

.video-wrapper {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  border: 2px solid rgba(232,164,74,0.3);
  cursor: pointer;
}
.video-wrapper iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
}

/* Thumbnail overlay — shown before user clicks play */
.video-thumb {
  position: absolute; inset: 0;
  background: var(--dark);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 1rem;
  transition: opacity 0.4s;
}
.video-thumb img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.55;
}
.play-btn {
  position: relative; z-index: 2;
  width: 80px; height: 80px;
  background: var(--amber);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 0 12px rgba(232,164,74,0.25);
  transition: transform 0.2s, box-shadow 0.2s;
}
.play-btn::after {
  content: '';
  border-left: 28px solid var(--dark);
  border-top: 17px solid transparent;
  border-bottom: 17px solid transparent;
  margin-left: 6px;
}
.play-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 0 0 20px rgba(232,164,74,0.2);
}
.video-thumb.hidden { opacity: 0; pointer-events: none; }

.video-caption {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: rgba(253,246,236,0.5);
}

/* ── BACK-TO-TOP BUTTON ── */
.back-to-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 44px; height: 44px;
  background: var(--amber);
  color: var(--dark);
  border: none; border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(232,164,74,0.4);
  opacity: 0; pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.3s, transform 0.3s;
  z-index: 200;
}
.back-to-top.visible {
  opacity: 1; pointer-events: all;
  transform: translateY(0);
}
.back-to-top:hover { background: var(--rust); }

/* ── MOBILE NAV HAMBURGER ── */
.nav-hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  cursor: pointer; padding: 4px;
}
.nav-hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--brown);
  transition: all 0.3s;
}
.mobile-menu {
  display: none;
  position: fixed; top: 70px; left: 0; right: 0;
  background: var(--cream);
  border-bottom: 1px solid rgba(122,79,46,0.15);
  padding: 1.5rem 2rem;
  flex-direction: column; gap: 1.2rem;
  z-index: 99;
  box-shadow: 0 8px 24px rgba(44,26,14,0.1);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  text-decoration: none; color: var(--brown);
  font-weight: 600; font-size: 1.1rem;
}
.mobile-menu a:last-child {
  background: var(--amber); color: var(--dark);
  padding: 0.7rem 1.5rem; border-radius: 50px;
  text-align: center;
}

@media (max-width: 768px) {
  .nav-hamburger { display: flex; }
  .demo { padding: 4rem 1.5rem; }
}

/* ── SMOOTH ACTIVE NAV LINKS ── */
.nav-links a.active { color: var(--amber); }

/* ── FEATURE CARD STAGGER ── */
.feat-card:nth-child(1) { transition-delay: 0s; }
.feat-card:nth-child(2) { transition-delay: 0.07s; }
.feat-card:nth-child(3) { transition-delay: 0.14s; }
.feat-card:nth-child(4) { transition-delay: 0.21s; }
.feat-card:nth-child(5) { transition-delay: 0.28s; }
.feat-card:nth-child(6) { transition-delay: 0.35s; }