/* ==========================================================================
   V3NTA MEDIA - LUXURY ANIMATIONS & PRELOADER
   ========================================================================== */

/* ==========================================
   1. LUXURY PRELOADER
   ========================================== */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 99999;
  background: radial-gradient(circle at center, #26383e 0%, #152226 65%, #0e171a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
              visibility 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.preloader.fade-out {
  opacity: 0;
  visibility: hidden;
  transform: scale(1.04);
  pointer-events: none;
}

.preloader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.preloader-emblem-wrap {
  position: relative;
  width: 110px;
  height: 110px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.preloader-ring {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 1.5px dashed rgba(181, 156, 117, 0.4);
  border-top-color: #B59C75;
  border-right-color: #d6c3a5;
  animation: apertureSpin 3.5s linear infinite;
}

.preloader-ring-outer {
  position: absolute;
  top: -8px;
  left: -8px;
  width: calc(100% + 16px);
  height: calc(100% + 16px);
  border-radius: 50%;
  border: 1px solid rgba(181, 156, 117, 0.15);
  animation: apertureSpinReverse 6s linear infinite;
}

.preloader-logo {
  width: 72px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 16px rgba(181, 156, 117, 0.4));
  animation: logoGentlePulse 2.4s ease-in-out infinite;
}

.preloader-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  background: linear-gradient(135deg, #f0e6d6 0%, #B59C75 50%, #8c734e 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 6px;
  text-transform: uppercase;
}

.preloader-subtitle {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.35em;
  color: #8e97a0;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.preloader-progress-track {
  width: 160px;
  height: 2px;
  background: rgba(181, 156, 117, 0.2);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.preloader-progress-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #8c734e 0%, #B59C75 50%, #f0e6d6 100%);
  box-shadow: 0 0 8px #B59C75;
  animation: preloaderProgressAnim 1.6s cubic-bezier(0.65, 0, 0.35, 1) forwards;
}

@keyframes apertureSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes apertureSpinReverse {
  0% { transform: rotate(360deg); }
  100% { transform: rotate(0deg); }
}

@keyframes logoGentlePulse {
  0%, 100% {
    transform: scale(1);
    filter: drop-shadow(0 0 12px rgba(181, 156, 117, 0.3));
  }
  50% {
    transform: scale(1.05);
    filter: drop-shadow(0 0 24px rgba(181, 156, 117, 0.6));
  }
}

@keyframes preloaderProgressAnim {
  0% { width: 0%; }
  50% { width: 65%; }
  100% { width: 100%; }
}

/* ==========================================
   2. ENHANCED SCROLL REVEAL & SECTION EFFECTS
   ========================================= */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(40px) scale(0.985);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Reveal Variations */
.reveal-slide-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-slide-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-slide-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-slide-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger Delays */
.delay-1 { transition-delay: 0.12s; }
.delay-2 { transition-delay: 0.22s; }
.delay-3 { transition-delay: 0.32s; }
.delay-4 { transition-delay: 0.42s; }
.delay-5 { transition-delay: 0.52s; }

/* Micro-Interactions & Hover Sheen */
.btn-bronze::after,
.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    60deg,
    rgba(255, 255, 255, 0) 20%,
    rgba(255, 255, 255, 0.25) 40%,
    rgba(255, 255, 255, 0) 60%
  );
  transform: rotate(30deg) translateY(-100%);
  transition: transform 0.75s cubic-bezier(0.19, 1, 0.22, 1);
}

.btn-bronze:hover::after,
.btn-primary:hover::after {
  transform: rotate(30deg) translateY(100%);
}

/* Card Glow on Hover */
.feature-card,
.service-box,
.portfolio-card,
.timeline-step-content {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.4s ease;
}

/* Section Title Subtle Shimmer */
.section-label::before,
.section-label::after {
  transition: width 0.4s ease, opacity 0.4s ease;
}

.reveal-on-scroll.revealed .section-label::before,
.reveal-on-scroll.revealed .section-label::after {
  width: 36px;
  opacity: 1;
}

/* WhatsApp Pulse Glow */
@keyframes whatsappPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.55);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

.floating-contact-btn {
  animation: whatsappPulse 3s infinite;
}