/* ==========================================================================
   ANIMATIONS.CSS — Keyframes & scroll-reveal utilities
   ========================================================================== */

/* ——— Keyframes ————————————————————————————————————————————————————————— */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.88); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes lineGrow {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

@keyframes pulse-ring {
  0%   { transform: scale(1);   opacity: 0.5; }
  100% { transform: scale(1.6); opacity: 0; }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-16px); }
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes glow-pulse {
  0%, 100% { opacity: 0.5; }
  50%       { opacity: 1; }
}

@keyframes cursor-enter {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

@keyframes count-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

@keyframes borderTrace {
  0%   { clip-path: inset(0 100% 100% 0); }
  25%  { clip-path: inset(0 0 100% 0); }
  50%  { clip-path: inset(0 0 0 0); }
  75%  { clip-path: inset(100% 0 0 0); }
  100% { clip-path: inset(0 100% 100% 0); }
}

/* ——— Scroll Reveal — initial hidden states ————————————————————————————— */
[data-reveal] {
  opacity: 0;
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal="up"]    { transform: translateY(50px); }
[data-reveal="down"]  { transform: translateY(-30px); }
[data-reveal="left"]  { transform: translateX(-50px); }
[data-reveal="right"] { transform: translateX(50px); }
[data-reveal="scale"] { transform: scale(0.88); }
[data-reveal="fade"]  { transform: none; }

[data-reveal].is-visible {
  opacity: 1;
  transform: translate(0) scale(1);
}

/* Stagger delays */
[data-delay="100"] { transition-delay: 0.1s; }
[data-delay="200"] { transition-delay: 0.2s; }
[data-delay="300"] { transition-delay: 0.3s; }
[data-delay="400"] { transition-delay: 0.4s; }
[data-delay="500"] { transition-delay: 0.5s; }
[data-delay="600"] { transition-delay: 0.6s; }
[data-delay="700"] { transition-delay: 0.7s; }

/* ——— Hero entrance animations ————————————————————————————————————————— */
.hero-anim-1 {
  animation: fadeUp 0.9s var(--ease) 0.3s both;
}
.hero-anim-2 {
  animation: fadeUp 0.9s var(--ease) 0.5s both;
}
.hero-anim-3 {
  animation: fadeUp 0.9s var(--ease) 0.7s both;
}
.hero-anim-4 {
  animation: fadeUp 0.9s var(--ease) 0.9s both;
}
.hero-anim-fade {
  animation: fadeIn 1.2s var(--ease) 0.2s both;
}

/* ——— Utility ——————————————————————————————————————————————————————————— */
.anim-float    { animation: float 6s ease-in-out infinite; }
.anim-spin     { animation: spin-slow 20s linear infinite; }
.anim-pulse    { animation: glow-pulse 3s ease-in-out infinite; }