/* ── Hero: field card float ── */
@keyframes fcs-fl1 { 0%,100% { transform: translateY(0);    } 50% { transform: translateY(-14px); } }
@keyframes fcs-fl2 { 0%,100% { transform: translateY(-6px); } 50% { transform: translateY(10px);  } }
@keyframes fcs-fl3 { 0%,100% { transform: translateY(0);    } 50% { transform: translateY(-16px); } }
@keyframes fcs-fl4 { 0%,100% { transform: translateY(-4px); } 50% { transform: translateY(12px);  } }
@keyframes fcs-fl5 { 0%,100% { transform: translateY(0);    } 50% { transform: translateY(-12px); } }
@keyframes fcs-fl6 { 0%,100% { transform: translateY(-8px); } 50% { transform: translateY(8px);   } }
@keyframes fcs-fl7 { 0%,100% { transform: translateY(0);    } 50% { transform: translateY(-14px); } }

/* ── Hero: builder card glow rotation ── */
@keyframes fcs-spin-angle { to { --fcs-angle: 360deg; } }

/* ── Hero: voice wave bar ── */
@keyframes fcs-wvb { 0%,100% { height: 4px; } 50% { height: var(--mh, 16px); } }

/* ── Hero: chat typing dots ── */
@keyframes fcs-chatdot { 0%,80%,100% { transform: translateY(0); } 40% { transform: translateY(-3px); } }

/* ── Hero: eyebrow pulsing dot ── */
@keyframes fcs-pdot { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: .6; transform: scale(1.3); } }

/* Scroll reveal base state */
.fcs-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fcs-reveal.fcs-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.fcs-reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.fcs-reveal-stagger.fcs-revealed > *:nth-child(1) { transition-delay: 0ms; }
.fcs-reveal-stagger.fcs-revealed > *:nth-child(2) { transition-delay: 60ms; }
.fcs-reveal-stagger.fcs-revealed > *:nth-child(3) { transition-delay: 120ms; }
.fcs-reveal-stagger.fcs-revealed > *:nth-child(4) { transition-delay: 180ms; }
.fcs-reveal-stagger.fcs-revealed > *:nth-child(5) { transition-delay: 240ms; }
.fcs-reveal-stagger.fcs-revealed > *:nth-child(6) { transition-delay: 300ms; }
.fcs-reveal-stagger.fcs-revealed > *:nth-child(7) { transition-delay: 360ms; }
.fcs-reveal-stagger.fcs-revealed > *:nth-child(8) { transition-delay: 420ms; }
.fcs-reveal-stagger.fcs-revealed > *:nth-child(9) { transition-delay: 480ms; }
.fcs-reveal-stagger.fcs-revealed > * { opacity: 1; transform: translateY(0); }

/* Slide from side */
.fcs-reveal-left  { opacity: 0; transform: translateX(-32px); transition: opacity 0.55s ease, transform 0.55s ease; }
.fcs-reveal-right { opacity: 0; transform: translateX(32px);  transition: opacity 0.55s ease, transform 0.55s ease; }
.fcs-reveal-left.fcs-revealed, .fcs-reveal-right.fcs-revealed { opacity: 1; transform: translateX(0); }

/* Hero glow pulse */
@keyframes fcs-glow-pulse {
  0%, 100% { transform: scale(1) translateX(-50%);   opacity: 0.6; }
  50%       { transform: scale(1.12) translateX(-50%); opacity: 0.85; }
}
.fcs-glow-pulse { animation: fcs-glow-pulse 5s ease-in-out infinite; }

/* Gradient button shimmer */
@keyframes fcs-btn-shimmer {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.fcs-btn--primary {
  background-size: 200% 200%;
  animation: fcs-btn-shimmer 4s ease infinite;
}

/* Number counter — prevent flash */
.fcs-counter { display: inline-block; }

/* Modal overlay */
.fcs-modal {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.85);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s ease;
}
.fcs-modal.fcs-modal--open { opacity: 1; pointer-events: all; }
.fcs-modal__inner {
  position: relative;
  width: min(800px, 90vw);
  aspect-ratio: 16/9;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,0.7);
}
.fcs-modal__inner iframe { width: 100%; height: 100%; border: none; }
.fcs-modal__close {
  position: absolute; top: -36px; right: 0;
  color: #fff; font-size: 24px; cursor: pointer;
  background: none; border: none;
  opacity: 0.7; transition: opacity 0.2s;
}
.fcs-modal__close:hover { opacity: 1; }