/* ============================================================
   Frame 1 — hero entry with SaaS-style staggered reveals
   ============================================================ */

/* ---------- Keyframes ---------- */
@keyframes lineUp {
  from { transform: translateY(110%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: translateY(0); }
  50%       { opacity: 0.9; transform: translateY(5px); }
}

/* ---------- Hero container ---------- */
.f1-hero {
  position: relative;
  z-index: 4;
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
  pointer-events: none;
}

/* ---------- Eyebrow badge ---------- */
.f1-eye {
  display: inline-block;
  font: 500 11px/1 'JetBrains Mono', monospace;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue-2);
  padding: 8px 14px;
  border: 1px solid rgba(123,184,255,0.3);
  border-radius: 999px;
  background: rgba(8,22,64,0.35);
  backdrop-filter: blur(8px);
  margin-bottom: 18px;
  /* initial hidden state — animation reveals it */
  opacity: 0;
  animation: fadeUp 0.75s cubic-bezier(0.16,1,0.3,1) forwards;
  animation-delay: 1.90s;
}

/* ---------- H1 with clip-reveal lines ---------- */
.f1-h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(36px, 5.5vw, 72px);
  line-height: 1.0;
  letter-spacing: -0.025em;
  margin: 0 0 16px;
}

/* Reveal-line wrapper: clips the child during slide-up */
.f1-h1 .rl {
  display: block;
  overflow: hidden;
  line-height: 1.05;
}
.f1-h1 .rl > * {
  display: block;
  opacity: 0;
  transform: translateY(110%);
  animation: lineUp 0.82s cubic-bezier(0.16,1,0.3,1) forwards;
}
.f1-h1 .rl:nth-child(1) > * { animation-delay: 2.05s; }
.f1-h1 .rl:nth-child(2) > * { animation-delay: 2.22s; }
.f1-h1 .rl:nth-child(3) > * { animation-delay: 2.39s; }

/* Gradient and stroke treatments */
.f1-h1 .grad {
  background: linear-gradient(180deg, #EAF2FF 0%, #7BB8FF 60%, #4FD2FF 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.f1-h1 .stroke {
  -webkit-text-stroke: 1.5px rgba(123,184,255,0.7);
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ---------- Subheading / hook ---------- */
.f1-hook {
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  font-size: clamp(14px, 1.4vw, 18px);
  line-height: 1.6;
  color: #C8D3E8;
  max-width: 600px;
  margin: 0 auto 20px;
  text-wrap: pretty;
  opacity: 0;
  animation: fadeUp 0.8s cubic-bezier(0.16,1,0.3,1) forwards;
  animation-delay: 2.60s;
}
.f1-hook b {
  color: #EAF2FF;
  font-weight: 600;
}

/* ---------- Stats row ---------- */
.f1-stats {
  display: flex;
  justify-content: center;
  gap: clamp(18px, 3.5vw, 48px);
  margin: 0 auto 24px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.8s cubic-bezier(0.16,1,0.3,1) forwards;
  animation-delay: 2.80s;
}
.f1-stats > div {
  display: flex; flex-direction: column; align-items: center;
  gap: 4px;
}
.f1-stats b {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(24px, 3vw, 40px);
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, #9DE5FF, #4FD2FF);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.f1-stats span {
  font: 500 10px/1 'JetBrains Mono', monospace;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #6D7DA0;
}

/* ---------- Scroll hint ---------- */
.f1-scroll {
  font: 500 10px/1 'JetBrains Mono', monospace;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #6D7DA0;
  opacity: 0;
  animation:
    fadeUp    0.7s cubic-bezier(0.16,1,0.3,1) forwards 3.05s,
    scrollPulse 2.4s ease-in-out infinite 3.75s;
}

/* Identity tags under each floating mascot */
.f1-mascots .m { position: relative; }
.f1-mascots .m .badge-tag {
  position: absolute;
  left: 50%;
  bottom: -22px;
  transform: translateX(-50%);
  font: 500 9px/1 'JetBrains Mono', monospace;
  letter-spacing: 0.18em;
  color: var(--blue-2);
  background: rgba(8,22,64,0.7);
  border: 1px solid rgba(79,210,255,0.35);
  border-radius: 999px;
  padding: 4px 8px;
  white-space: nowrap;
  backdrop-filter: blur(6px);
  opacity: 0.85;
}

@media (max-width: 720px) {
  .f1-stats { gap: 16px; }
  .f1-mascots .m .badge-tag { font-size: 8px; padding: 3px 6px; }
}