/* ============================================================
   ALEX MERCER PORTFOLIO — animations.css (Light Theme)
   ============================================================ */

/* ===================== KEYFRAMES ===================== */

@keyframes float-blob {
  0% {
    transform: translate(0, 0) scale(1);
  }

  33% {
    transform: translate(40px, -30px) scale(1.05);
  }

  66% {
    transform: translate(-30px, 20px) scale(0.97);
  }

  100% {
    transform: translate(0, 0) scale(1);
  }
}

@keyframes bounce-down {

  0%,
  100% {
    transform: rotate(45deg) translate(0, 0);
    opacity: 0.6;
  }

  50% {
    transform: rotate(45deg) translate(4px, 4px);
    opacity: 1;
  }
}

@keyframes pulse-glow {

  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.4);
  }

  50% {
    transform: scale(1.2);
    box-shadow: 0 0 0 6px rgba(5, 150, 105, 0);
  }
}

@keyframes pulse-ring {
  0% {
    transform: translate(-50%, -50%) scale(0.8);
    opacity: 0.5;
  }

  100% {
    transform: translate(-50%, -50%) scale(1.6);
    opacity: 0;
  }
}

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

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

@keyframes counter-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-in-right {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

  to {
    transform: rotate(360deg);
  }
}

@keyframes gradient-shift {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

@keyframes page-fade-in {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

/* ===================== ANIMATED GRADIENT TEXT ===================== */
.animated-gradient-text {
  background: linear-gradient(270deg, #0D9488, #34D399, #F59E0B, #0D9488);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-shift 5s ease infinite;
}

/* ===================== HERO RING DECORATION ===================== */
.avatar-rings {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* ===================== CARD HOVER LIFT ===================== */
.hover-lift {
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(13, 148, 136, 0.18);
}

/* ===================== BUTTON MICRO-INTERACTION ===================== */
.btn {
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.12);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.btn:active::after {
  opacity: 1;
}

/* ===================== SKILL BADGE HOVER ===================== */
.skill-badge {
  position: relative;
  overflow: hidden;
}

.skill-badge::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.04), rgba(249, 115, 22, 0.04));
  opacity: 0;
  transition: opacity 0.22s ease;
}

.skill-badge:hover::before {
  opacity: 1;
}

/* ===================== NAV LINK UNDERLINE ANIMATION ===================== */
.nav-link:not(.nav-cta)::before {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 4px;
  width: 0;
  height: 2px;
  background: var(--accent-1);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width 0.22s ease;
}

.nav-link:not(.nav-cta):not(.active):hover::before {
  width: 60%;
}

/* ===================== GLOWING CARD TOP BORDER ===================== */
.glow-card-top {
  position: relative;
  overflow: hidden;
}

.glow-card-top::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.glow-card-top:hover::before {
  transform: scaleX(1);
}

/* ===================== SECTION: ENTRY ANIMATIONS ===================== */
/* These complement AOS — used for first-paint elements */
.animate-slide-up {
  animation: slide-up 0.6s ease both;
}

.animate-fade-right {
  animation: fade-in-right 0.6s ease both;
}

/* stagger delays */
.delay-100 {
  animation-delay: 0.1s;
}

.delay-200 {
  animation-delay: 0.2s;
}

.delay-300 {
  animation-delay: 0.3s;
}

.delay-400 {
  animation-delay: 0.4s;
}

.delay-500 {
  animation-delay: 0.5s;
}

/* ===================== SCROLL PROGRESS BAR ===================== */
#scroll-progress {
  transition: width 0.08s linear;
  will-change: width;
}

/* ===================== SMOOTH HOVER TRANSITIONS ===================== */
a,
button,
.btn,
.glass-card,
.service-card,
.skill-badge,
.tool-badge,
.filter-btn,
.contact-detail-item,
.social-icon,
.project-card {
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

/* ===================== PROJECT METRICS SHINE ===================== */
.result-metric::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
  transition: left 0.6s ease;
}

.result-metric:hover::after {
  left: 140%;
}

/* ===================== WAVE DIVIDER COLOR (LIGHT THEME) ===================== */
.wave-divider--to-white svg path {
  fill: #FFFFFF;
}

.wave-divider--to-bg svg path {
  fill: #FAFAFA;
}

.wave-divider--to-surface svg path {
  fill: #F3F4F6;
}