/* ============================================================
   Vamsi Animate — lightweight animation pack
   Vanilla CSS ports of popular 21st.dev animated effects.
   No libraries. GPU-only (transform/opacity). Reduced-motion safe.
   Opt-in via data-* attributes or .va-* classes.
   ============================================================ */

:root {
  --va-brand: var(--primary-color, #ff6b35);
  --va-brand-2: var(--secondary-color, #ff8e53);
  --va-gold: #ffd166;
  --va-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- 1. Scroll reveal (fade-up / in / zoom / slide / blur) --- */
[data-anim] {
  opacity: 0;
  will-change: transform, opacity;
  transition: opacity .7s var(--va-ease), transform .7s var(--va-ease), filter .7s var(--va-ease);
}
[data-anim="fade-up"]    { transform: translateY(28px); }
[data-anim="fade-down"]  { transform: translateY(-28px); }
[data-anim="fade-left"]  { transform: translateX(28px); }
[data-anim="fade-right"] { transform: translateX(-28px); }
[data-anim="zoom-in"]    { transform: scale(.9); }
[data-anim="zoom-out"]   { transform: scale(1.06); }
[data-anim="blur-in"]    { filter: blur(12px); transform: translateY(14px); }
[data-anim="flip-up"]    { transform: perspective(800px) rotateX(28deg); transform-origin: bottom; }
[data-anim].in-view {
  opacity: 1;
  transform: none;
  filter: none;
}

/* ---------- 2. Gradient + shimmer text ----------------------------- */
.va-gradient-text {
  background: linear-gradient(90deg, var(--va-brand), var(--va-gold), var(--va-brand-2), var(--va-brand));
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: vaTextShine 5s linear infinite;
}
.va-text-shimmer {
  background: linear-gradient(110deg, currentColor 35%, #fff 50%, currentColor 65%);
  background-size: 250% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: vaTextShine 3.5s linear infinite;
}
@keyframes vaTextShine { to { background-position: -200% center; } }

/* Sparkle text accent (use on a wrapping span) */
.va-sparkle-text { position: relative; }
.va-sparkle-text::before,
.va-sparkle-text::after {
  content: "\2726"; /* ✦ */
  position: absolute; color: var(--va-gold); font-size: .55em; opacity: 0;
  animation: vaSparkle 2.6s ease-in-out infinite;
}
.va-sparkle-text::before { top: -.4em; left: -.5em; }
.va-sparkle-text::after  { bottom: -.2em; right: -.5em; animation-delay: 1.3s; }
@keyframes vaSparkle {
  0%, 100% { opacity: 0; transform: scale(.4) rotate(0); }
  50%      { opacity: 1; transform: scale(1) rotate(90deg); }
}

/* ---------- 3. Shine / shimmer button ------------------------------ */
.va-btn-shine { position: relative; overflow: hidden; }
.va-btn-shine::after {
  content: ""; position: absolute; top: 0; left: -150%;
  width: 75%; height: 100%; transform: skewX(-20deg);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.45), transparent);
  animation: vaBtnShine 3.2s ease-in-out infinite;
}
@keyframes vaBtnShine { 0% { left: -150%; } 60%, 100% { left: 150%; } }

/* ---------- 4. Border beam / animated gradient border -------------- */
.va-border-beam {
  position: relative;
  background-clip: padding-box;
  border: 1px solid transparent;
}
.va-border-beam::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: conic-gradient(from var(--va-angle, 0deg), transparent 0%, var(--va-brand) 12%, var(--va-gold) 20%, transparent 32%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  animation: vaBorderBeam 4s linear infinite;
}
@property --va-angle { syntax: "<angle>"; initial-value: 0deg; inherits: false; }
@keyframes vaBorderBeam { to { --va-angle: 360deg; } }
/* Fallback for browsers without @property (no rotation, static glow ring) */
@supports not (background: conic-gradient(from var(--va-angle))) {
  .va-border-beam::before { background: linear-gradient(120deg, var(--va-brand), var(--va-gold)); animation: none; }
}

/* ---------- 5. Spotlight card (JS feeds --mx/--my) ----------------- */
.va-spotlight { position: relative; overflow: hidden; isolation: isolate; }
.va-spotlight::before {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  opacity: 0; transition: opacity .35s;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(255,107,53,.18), transparent 42%);
}
.va-spotlight:hover::before { opacity: 1; }

/* ---------- 6. Glow card (hover lift + brand glow) ----------------- */
.va-glow {
  transition: transform .35s var(--va-ease), box-shadow .35s var(--va-ease);
}
.va-glow:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 40px -12px rgba(255,107,53,.45);
}

/* ---------- 7. Meteors (JS spawns .va-meteor spans) ---------------- */
.va-meteors { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.va-meteor {
  position: absolute; top: -10%; width: 2px; height: 2px; border-radius: 50%;
  background: var(--va-gold); box-shadow: 0 0 6px 1px var(--va-gold);
  animation: vaMeteor linear infinite;
}
.va-meteor::after {
  content: ""; position: absolute; top: 50%; transform: translateY(-50%);
  width: 60px; height: 1px;
  background: linear-gradient(90deg, var(--va-gold), transparent);
}
@keyframes vaMeteor {
  0%   { transform: translate(0, 0) rotate(215deg); opacity: 1; }
  70%  { opacity: 1; }
  100% { transform: translate(-340px, 340px) rotate(215deg); opacity: 0; }
}

/* ---------- 8. Aurora / animated gradient background --------------- */
.va-aurora { position: relative; overflow: hidden; }
.va-aurora::before {
  content: ""; position: absolute; inset: -50%; z-index: 0; pointer-events: none;
  background:
    radial-gradient(40% 50% at 20% 30%, rgba(255,107,53,.30), transparent 60%),
    radial-gradient(35% 45% at 80% 20%, rgba(255,209,102,.25), transparent 60%),
    radial-gradient(45% 55% at 60% 80%, rgba(255,142,83,.28), transparent 60%);
  filter: blur(40px);
  animation: vaAurora 18s ease-in-out infinite alternate;
}
@keyframes vaAurora {
  0%   { transform: translate3d(-4%, -2%, 0) rotate(0deg) scale(1.05); }
  100% { transform: translate3d(4%, 3%, 0) rotate(8deg) scale(1.15); }
}

/* ---------- 9. Grid & dot backgrounds ------------------------------ */
.va-grid-bg {
  background-image:
    linear-gradient(rgba(255,107,53,.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,107,53,.07) 1px, transparent 1px);
  background-size: 36px 36px;
}
.va-dot-bg { background-image: radial-gradient(rgba(255,107,53,.16) 1px, transparent 1px); background-size: 22px 22px; }

/* ---------- 10. Marquee (JS duplicates the track) ------------------ */
.va-marquee { overflow: hidden; -webkit-mask: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.va-marquee__track { display: inline-flex; gap: 2.5rem; white-space: nowrap; animation: vaMarquee var(--va-marquee-duration, 28s) linear infinite; }
.va-marquee:hover .va-marquee__track { animation-play-state: paused; }
@keyframes vaMarquee { to { transform: translateX(-50%); } }

/* ---------- 11. Ken Burns image ------------------------------------ */
.va-kenburns { overflow: hidden; }
.va-kenburns > img, .va-kenburns.va-kenburns--self { animation: vaKenBurns 16s ease-in-out infinite alternate; }
@keyframes vaKenBurns { 0% { transform: scale(1) translate(0,0); } 100% { transform: scale(1.12) translate(-1.5%, -1.5%); } }

/* ---------- 12. Float / pulse / bob utilities --------------------- */
.va-float { animation: vaFloat 4.5s ease-in-out infinite; }
@keyframes vaFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.va-pulse-glow { animation: vaPulseGlow 2.4s ease-in-out infinite; }
@keyframes vaPulseGlow {
  0%,100% { box-shadow: 0 0 0 0 rgba(255,107,53,.5); }
  50%     { box-shadow: 0 0 0 12px rgba(255,107,53,0); }
}

/* ---------- 13. Tilt (JS sets --rx/--ry) -------------------------- */
.va-tilt { transform: perspective(900px) rotateX(var(--ry, 0deg)) rotateY(var(--rx, 0deg)); transition: transform .15s ease-out; transform-style: preserve-3d; }

/* ---------- 14. Ripple (JS injects .va-ripple span) --------------- */
.va-ripple-host { position: relative; overflow: hidden; }
.va-ripple {
  position: absolute; border-radius: 50%; transform: scale(0); pointer-events: none;
  background: rgba(255,255,255,.5); animation: vaRipple .6s ease-out forwards;
}
@keyframes vaRipple { to { transform: scale(2.6); opacity: 0; } }

/* ---------- 15. Animated underline link --------------------------- */
.va-underline { position: relative; }
.va-underline::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 100%;
  background: linear-gradient(90deg, var(--va-brand), var(--va-gold));
  transform: scaleX(0); transform-origin: left; transition: transform .35s var(--va-ease);
}
.va-underline:hover::after { transform: scaleX(1); }

/* ---------- 16. Shimmer skeleton ---------------------------------- */
.va-skeleton {
  background: linear-gradient(90deg, rgba(0,0,0,.06) 25%, rgba(0,0,0,.12) 37%, rgba(0,0,0,.06) 63%);
  background-size: 400% 100%; animation: vaSkeleton 1.4s ease infinite;
}
@keyframes vaSkeleton { 0% { background-position: 100% 0; } 100% { background-position: -100% 0; } }

/* ---------- 17. Scroll progress bar (JS sets --p) ----------------- */
.va-progress { position: fixed; top: 0; left: 0; height: 3px; width: 100%; z-index: 10000; pointer-events: none; background: transparent; }
.va-progress__bar { height: 100%; width: var(--p, 0%); background: linear-gradient(90deg, var(--va-brand), var(--va-gold)); box-shadow: 0 0 10px rgba(255,107,53,.6); }

/* ---------- 18. Flip / rotating words (JS) ------------------------ */
.va-flip-words { display: inline-grid; }
.va-flip-words > span { grid-area: 1 / 1; opacity: 0; transform: translateY(0.5em); transition: opacity .45s var(--va-ease), transform .45s var(--va-ease); }
.va-flip-words > span.is-active { opacity: 1; transform: none; }
.va-flip-words > span.is-leaving { opacity: 0; transform: translateY(-0.5em); }

/* ---------- 19. Text-generate (word-by-word reveal) -------------- */
[data-text-generate] > span { display: inline-block; opacity: 0; filter: blur(6px); transform: translateY(8px); transition: opacity .5s var(--va-ease), transform .5s var(--va-ease), filter .5s var(--va-ease); }
[data-text-generate].in-view > span { opacity: 1; filter: blur(0); transform: none; }

/* ---------- 20. Glare / holographic card (JS feeds --gx/--gy) ---- */
.va-glare { position: relative; overflow: hidden; }
.va-glare::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s; mix-blend-mode: overlay; background: radial-gradient(circle at var(--gx,50%) var(--gy,50%), rgba(255,255,255,.45), transparent 45%); }
.va-glare:hover::after { opacity: 1; }

/* ---------- 21. 3D flip card ------------------------------------- */
.va-flip3d { perspective: 1000px; }
.va-flip3d-inner { position: relative; transition: transform .6s var(--va-ease); transform-style: preserve-3d; }
.va-flip3d:hover .va-flip3d-inner { transform: rotateY(180deg); }
.va-flip3d-front, .va-flip3d-back { -webkit-backface-visibility: hidden; backface-visibility: hidden; }
.va-flip3d-back { position: absolute; inset: 0; transform: rotateY(180deg); }

/* ---------- 21b. Showcase flip-card styling ---------------------- */
.v-showcase-card.va-flip3d { display: block; }
.v-showcase-card.va-flip3d .va-flip3d-inner { width: 100%; min-height: 160px; }
.v-showcase-card.va-flip3d .va-flip3d-front { display: flex; align-items: center; gap: 20px; width: 100%; min-height: 160px; }
.v-showcase-card.va-flip3d .va-flip3d-back {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  padding: 18px; border-radius: 10px; text-align: center; color: #fff;
  background: linear-gradient(135deg, var(--va-brand), var(--va-brand-2));
  box-shadow: 0 14px 30px -10px rgba(255,107,53,.5);
}
.v-showcase-card.va-flip3d .v-sc-back-icon { font-size: 1.9rem; }
.v-showcase-card.va-flip3d .v-sc-back-title { font-size: 1.2rem; font-weight: 700; }
.v-showcase-card.va-flip3d .v-sc-back-cta { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; background: rgba(255,255,255,.22); padding: 7px 16px; border-radius: 999px; }
@media (max-width: 600px) {
  .v-showcase-card.va-flip3d .va-flip3d-front { flex-direction: column; text-align: center; }
}

/* ---------- 22. Animated mesh gradient --------------------------- */
.va-mesh { position: relative; }
.va-mesh::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: .85;
  background:
    radial-gradient(at 20% 20%, rgba(255,107,53,.35), transparent 42%),
    radial-gradient(at 80% 0%,  rgba(255,209,102,.30), transparent 42%),
    radial-gradient(at 0% 80%,  rgba(255,142,83,.30), transparent 42%),
    radial-gradient(at 90% 90%, rgba(255,93,143,.22), transparent 42%);
  background-size: 200% 200%;
  animation: vaMesh 16s ease infinite;
}
@keyframes vaMesh { 0%,100% { background-position: 0% 0%; } 50% { background-position: 100% 100%; } }

/* ---------- 23. Animated background beams (JS spawns .va-beam) --- */
.va-beams { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.va-beam { position: absolute; top: -20%; width: 1px; height: 140%; opacity: .22; background: linear-gradient(to bottom, transparent, var(--va-brand), transparent); animation: vaBeam linear infinite; }
@keyframes vaBeam { 0% { transform: translateY(-55%); } 100% { transform: translateY(55%); } }

/* ---------- 24. Springy press feedback --------------------------- */
.va-press { transition: transform .12s var(--va-ease); }
.va-press:active { transform: scale(.95); }

/* ---------- 25. Letter wave hover (JS wraps letters) ------------- */
.va-wave .va-ch { display: inline-block; will-change: transform; }
.va-wave:hover .va-ch { animation: vaWave .5s var(--va-ease); }
@keyframes vaWave { 0%,100% { transform: translateY(0); } 40% { transform: translateY(-28%); } }

/* ---------- 26. Animated stat bar (JS sets width on view) -------- */
.va-bar { height: 8px; border-radius: 999px; background: rgba(255,107,53,.15); overflow: hidden; }
.va-bar > i { display: block; height: 100%; width: 0; border-radius: inherit; background: linear-gradient(90deg, var(--va-brand), var(--va-gold)); transition: width 1.2s var(--va-ease); }

/* ---------- Accessibility: honor reduced motion ------------------- */
@media (prefers-reduced-motion: reduce) {
  [data-anim] { opacity: 1 !important; transform: none !important; filter: none !important; transition: none !important; }
  .va-gradient-text, .va-text-shimmer, .va-btn-shine::after, .va-border-beam::before,
  .va-meteor, .va-aurora::before, .va-marquee__track, .va-kenburns > img,
  .va-float, .va-pulse-glow, .va-sparkle-text::before, .va-sparkle-text::after,
  .va-mesh::before, .va-beam, .va-wave:hover .va-ch, .va-flip3d-inner {
    animation: none !important;
  }
  [data-text-generate] > span { opacity: 1 !important; filter: none !important; transform: none !important; }
  .va-flip-words > span { position: static; opacity: 1 !important; transform: none !important; }
  .va-flip3d:hover .va-flip3d-inner { transform: none !important; }
  .va-text-shimmer, .va-gradient-text { -webkit-text-fill-color: currentColor; color: inherit; }
}