/* ======================================================
   BAUNDULE PRELOADER — FINAL PRODUCTION VERSION
   Mobile Safe • No Scroll Bugs • Smooth UX
====================================================== */

@import url('branding.css');


/* ======================================================
   1. SCROLL LOCK (SAFE SYSTEM)
====================================================== */

/* basic lock */
body.preloader-active {
  overflow: hidden;
}

/* optional fixed lock (used via JS only) */
body.preloader-active.lock-scroll {
  position: fixed;
  width: 100%;
  left: 0;
  right: 0;
}


/* ======================================================
   2. PRELOADER ROOT
====================================================== */

#site-preloader{
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100dvh;
  z-index: 99999;

  overflow: hidden;
  overscroll-behavior: contain;

  background: linear-gradient(
    180deg,
    #0a0b0e 0%,
    var(--pre-bg) 55%,
    #050608 100%
  );

  display: flex;
  align-items: center;
  justify-content: center;

  opacity: 1;
  visibility: visible;

  transition:
    opacity .8s var(--pre-ease),
    transform .8s var(--pre-ease),
    visibility 0s linear .8s;

  will-change: opacity, transform;
}


/* ======================================================
   3. BACKGROUND LAYER
====================================================== */

#site-preloader::before{
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;

  background:
    linear-gradient(rgba(5,6,8,.75), rgba(5,6,8,.9)),
    url('../img/webs/preloader-bg.webp') center/cover no-repeat;

  animation: bgZoom 18s ease-in-out infinite alternate;
  will-change: transform, filter;
}


/* ======================================================
   4. BACKGROUND ANIMATION
====================================================== */

@keyframes bgZoom{
  0%{
    transform: scale(1);
    filter: brightness(.9) contrast(1.05);
  }
  100%{
    transform: scale(1.08) translateY(-10px);
    filter: brightness(1.05) contrast(1.15);
  }
}


/* ======================================================
   5. HIDE STATE (SMOOTH EXIT)
====================================================== */

#site-preloader.is-hidden{
  opacity: 0;
  visibility: hidden;
  transform: scale(1.015);
  pointer-events: none;
}


/* ======================================================
   6. STAGE (CENTER WRAPPER)
====================================================== */

.preloader-stage{
  position: relative;
  z-index: 2;
  width: min(92vw, 1180px);

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  text-align: center;
  gap: clamp(16px, 1.8vw, 26px);
  padding: 40px 20px;
}


/* ======================================================
   7. BRAND BLOCK
====================================================== */

.preloader-brand{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;

  opacity: 0;
  transform: translateY(16px);
  animation: brandReveal 1s var(--pre-ease) forwards;
}

.preloader-brand-logo{
  width: min(220px, 34vw);
  max-height: 110px;
  object-fit: contain;
}

.preloader-brand-kicker{
  margin: 0;
  color: var(--pre-gold);
  font-size: 12px;
  letter-spacing: .34em;
  text-transform: uppercase;
  font-weight: 600;
  font-family: "Inter", sans-serif;
}

.preloader-brand-message{
  margin: 0;
  max-width: 760px;
  color: var(--pre-text);
  font-size: clamp(20px, 2.2vw, 34px);
  line-height: 1.15;
  font-weight: 500;
  letter-spacing: .01em;
  font-family: "Cormorant Garamond", serif;
}


/* ======================================================
   8. INDIA IMAGE
====================================================== */

.preloader-logo-wrap{
  width: min(72vw, 780px);

  opacity: 0;
  transform: translateY(24px) scale(.96);
  animation: indiaReveal 1.2s var(--pre-ease) .25s forwards;
}

.preloader-logo-img{
  width: 100%;
  height: auto;
  display: block;
}


/* ======================================================
   9. LOADING BLOCK
====================================================== */

.preloader-loading-block{
  width: min(280px, 62vw);

  opacity: 0;
  transform: translateY(8px);
  animation: loadingFade .8s ease 1.05s forwards;
}

.preloader-loading-line{
  width: 100%;
  height: 1px;
  background: var(--pre-line);
  overflow: hidden;
  position: relative;
  margin-bottom: 12px;
}

.preloader-loading-line span{
  display: block;
  width: 100%;
  height: 100%;

  transform: scaleX(0);
  transform-origin: left;

  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--pre-gold) 45%,
    #fff0c9 100%
  );

  animation: loadingLine 2.2s var(--pre-ease) .9s forwards;
}

.preloader-loading-text{
  color: var(--pre-soft);
  font-size: 11px;
  letter-spacing: .34em;
  font-weight: 500;
  text-transform: uppercase;
  font-family: "Inter", sans-serif;
}

.preloader-loading-text em{
  font-style: normal;
  display: inline-block;
  opacity: .22;
  animation: dotPulse 1.2s infinite;
}

.preloader-loading-text em:nth-child(1){ animation-delay: .15s; }
.preloader-loading-text em:nth-child(2){ animation-delay: .35s; }
.preloader-loading-text em:nth-child(3){ animation-delay: .55s; }


/* ======================================================
   10. ANIMATIONS
====================================================== */

@keyframes brandReveal{
  from{
    opacity: 0;
    transform: translateY(16px);
  }
  to{
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes indiaReveal{
  from{
    opacity: 0;
    transform: translateY(24px) scale(.96);
  }
  to{
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes loadingFade{
  from{
    opacity: 0;
    transform: translateY(8px);
  }
  to{
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes dotPulse{
  0%,100%{
    opacity: .18;
    transform: translateY(0);
  }
  50%{
    opacity: 1;
    transform: translateY(-1px);
  }
}


/* ======================================================
   11. MOBILE OPTIMIZATION
====================================================== */

@media (max-width: 768px){

  .preloader-stage{
    width: min(94vw, 700px);
    gap: 14px;
    padding: 24px 16px;
  }

  .preloader-brand-logo{
    width: min(180px, 42vw);
    max-height: 90px;
  }

  .preloader-brand-kicker{
    font-size: 10px;
    letter-spacing: .24em;
  }

  .preloader-brand-message{
    font-size: clamp(18px, 5vw, 26px);
    max-width: 92%;
  }

  .preloader-logo-wrap{
    width: min(88vw, 560px);
  }

  .preloader-loading-text{
    letter-spacing: .22em;
    font-size: 10px;
  }
}


/* ======================================================
   12. REDUCED MOTION (ACCESSIBILITY)
====================================================== */

@media (prefers-reduced-motion: reduce){

  #site-preloader,
  #site-preloader::before,
  .preloader-brand,
  .preloader-logo-wrap,
  .preloader-loading-line span,
  .preloader-loading-text em,
  .preloader-loading-block{
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }

  .preloader-brand,
  .preloader-logo-wrap,
  .preloader-loading-block{
    opacity: 1 !important;
  }

  .preloader-loading-line span{
    transform: none !important;
    width: 100%;
  }
}