/* ── Scroll reveal ───────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16,1,0.3,1),
              transform 0.7s cubic-bezier(0.16,1,0.3,1);
  will-change: opacity, transform;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-d1 { transition-delay: 0.08s; }
.reveal-d2 { transition-delay: 0.16s; }
.reveal-d3 { transition-delay: 0.24s; }
.reveal-d4 { transition-delay: 0.32s; }
.reveal-d5 { transition-delay: 0.40s; }
.reveal-d6 { transition-delay: 0.48s; }

.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.75s cubic-bezier(0.16,1,0.3,1),
              transform 0.75s cubic-bezier(0.16,1,0.3,1);
  will-change: opacity, transform;
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

.reveal-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.75s cubic-bezier(0.16,1,0.3,1),
              transform 0.75s cubic-bezier(0.16,1,0.3,1);
  will-change: opacity, transform;
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ── Timeline draw ───────────────────────────────────────── */
.timeline-line {
  transform-origin: top;
  transform: scaleY(0);
  transition: transform 1.2s cubic-bezier(0.16,1,0.3,1);
}
.timeline-line.visible { transform: scaleY(1); }

/* ── Float (gentle bob) ──────────────────────────────────── */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-6px); }
}
.float-anim { animation: float 4s ease-in-out infinite; }

/* ── Scroll indicator bob ────────────────────────────────── */
.scroll-indicator { animation: float 3s ease-in-out infinite; }

/* ── Pulse ring ──────────────────────────────────────────── */
@keyframes pulse-ring {
  0%   { transform: scale(0.85); opacity: 0.6; }
  70%  { transform: scale(1.15); opacity: 0; }
  100% { transform: scale(1.15); opacity: 0; }
}
.pulse-ring {
  position: relative;
  display: inline-block;
}
.pulse-ring::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 9999px;
  border: 1px solid rgba(139,92,246,0.5);
  animation: pulse-ring 2.4s cubic-bezier(0.4,0,0.6,1) infinite;
  pointer-events: none;
}

/* ── Marquee ─────────────────────────────────────────────── */
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.marquee-track { animation: marquee 28s linear infinite; }

/* ── Panel fade (product tab switch) ────────────────────── */
@keyframes panelFade {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.panel-fade { animation: panelFade 0.35s cubic-bezier(0.16,1,0.3,1) both; }

/* ── Fade slide in (contact success) ────────────────────── */
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.fade-slide-in { animation: fadeSlideIn 0.5s cubic-bezier(0.16,1,0.3,1) both; }

/* ── Shimmer ─────────────────────────────────────────────── */
@keyframes shimmer-x {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}
.shimmer-line { position: relative; overflow: hidden; }
.shimmer-line::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(167,139,250,0.15) 50%, transparent 100%);
  animation: shimmer-x 3s linear infinite;
  pointer-events: none;
}

/* ── Border beam ─────────────────────────────────────────── */
@keyframes border-spin {
  to { --angle: 360deg; }
}
@property --angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}
.border-beam {
  border: 1px solid transparent;
  background:
    linear-gradient(#000, #000) padding-box,
    conic-gradient(from var(--angle), transparent 70%, rgba(139,92,246,0.8) 85%, transparent 100%) border-box;
  animation: border-spin 4s linear infinite;
}