/* ========================================
   EFFECTS.CSS - التأثيرات والأنيميشن
   ========================================
   Cross-Browser Compatible
   ======================================== */

/* === Keyframes - Cross Browser === */
@-webkit-keyframes fadeInUp {
  from { opacity: 0; -webkit-transform: translate3d(0, 30px, 0); transform: translate3d(0, 30px, 0); }
  to { opacity: 1; -webkit-transform: translate3d(0, 0, 0); transform: translate3d(0, 0, 0); }
}
@-moz-keyframes fadeInUp {
  from { opacity: 0; -moz-transform: translate3d(0, 30px, 0); transform: translate3d(0, 30px, 0); }
  to { opacity: 1; -moz-transform: translate3d(0, 0, 0); transform: translate3d(0, 0, 0); }
}
@keyframes fadeInUp {
  from { opacity: 0; -webkit-transform: translate3d(0, 30px, 0); -moz-transform: translate3d(0, 30px, 0); transform: translate3d(0, 30px, 0); }
  to { opacity: 1; -webkit-transform: translate3d(0, 0, 0); -moz-transform: translate3d(0, 0, 0); transform: translate3d(0, 0, 0); }
}

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

@-webkit-keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@-moz-keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* === Scroll Progress Bar === */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  z-index: 10000;
  box-shadow: 0 0 10px var(--glow-primary);
  transition: width 0.1s ease-out;
}

/* === Page Transitions - Cross Browser === */
.page {
  -webkit-animation: pageEnter 0.6s ease-out;
  -moz-animation: pageEnter 0.6s ease-out;
  -o-animation: pageEnter 0.6s ease-out;
  animation: pageEnter 0.6s ease-out;
}

@-webkit-keyframes pageEnter {
  from { opacity: 0; -webkit-transform: translateY(20px); }
  to { opacity: 1; -webkit-transform: translateY(0); }
}
@-moz-keyframes pageEnter {
  from { opacity: 0; -moz-transform: translateY(20px); }
  to { opacity: 1; -moz-transform: translateY(0); }
}
@keyframes pageEnter {
  from { opacity: 0; -webkit-transform: translateY(20px); -moz-transform: translateY(20px); transform: translateY(20px); }
  to { opacity: 1; -webkit-transform: translateY(0); -moz-transform: translateY(0); transform: translateY(0); }
}

.page-exit {
  -webkit-animation: pageExit 0.3s ease-in forwards;
  -moz-animation: pageExit 0.3s ease-in forwards;
  animation: pageExit 0.3s ease-in forwards;
}

@-webkit-keyframes pageExit {
  from { opacity: 1; -webkit-transform: translateY(0); }
  to { opacity: 0; -webkit-transform: translateY(-20px); }
}
@-moz-keyframes pageExit {
  from { opacity: 1; -moz-transform: translateY(0); }
  to { opacity: 0; -moz-transform: translateY(-20px); }
}
@keyframes pageExit {
  from { opacity: 1; -webkit-transform: translateY(0); -moz-transform: translateY(0); transform: translateY(0); }
  to { opacity: 0; -webkit-transform: translateY(-20px); -moz-transform: translateY(-20px); transform: translateY(-20px); }
}

/* Transition Overlay - Cross Browser */
.page-transition {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  z-index: 99999;
  opacity: 0;
  visibility: hidden;
  -webkit-transition: opacity 0.3s ease, visibility 0.3s ease;
  -moz-transition: opacity 0.3s ease, visibility 0.3s ease;
  -o-transition: opacity 0.3s ease, visibility 0.3s ease;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  pointer-events: none;
}

.page-transition.active {
  opacity: 1;
  visibility: visible;
}

/* === GPU Acceleration - Cross Browser === */
.hero-card:hover,
.skill-card:hover,
.project-card:hover {
  -webkit-will-change: transform;
  -moz-will-change: transform;
  will-change: transform;
}

.hero-card,
.skill-card,
.project-card {
  -webkit-backface-visibility: hidden;
  -moz-backface-visibility: hidden;
  backface-visibility: hidden;
}

/* === Background - Cross Browser === */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    -webkit-radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 212, 255, 0.12), transparent),
    -webkit-radial-gradient(ellipse 60% 40% at 100% 100%, rgba(123, 97, 255, 0.08), transparent);
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 212, 255, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(123, 97, 255, 0.08), transparent);
  pointer-events: none;
  z-index: -1;
}

/* === Grid Pattern === */
.grid-pattern {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    -webkit-linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    -webkit-linear-gradient(left, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  z-index: -1;
  opacity: 0.5;
}

/* === Ambient Orbs - Cross Browser === */
.ambient-bg {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: -2;
  overflow: hidden;
}

.ambient-orb {
  position: absolute;
  border-radius: 50%;
  -webkit-filter: blur(80px);
  -moz-filter: blur(80px);
  filter: blur(80px);
  opacity: 0.5;
  -webkit-animation: floatOrb 20s ease-in-out infinite;
  -moz-animation: floatOrb 20s ease-in-out infinite;
  animation: floatOrb 20s ease-in-out infinite;
}

@-webkit-keyframes floatOrb {
  0%, 100% { -webkit-transform: translate(0, 0); }
  25% { -webkit-transform: translate(30px, -30px); }
  50% { -webkit-transform: translate(-20px, 20px); }
  75% { -webkit-transform: translate(20px, 30px); }
}
@-moz-keyframes floatOrb {
  0%, 100% { -moz-transform: translate(0, 0); }
  25% { -moz-transform: translate(30px, -30px); }
  50% { -moz-transform: translate(-20px, 20px); }
  75% { -moz-transform: translate(20px, 30px); }
}
@keyframes floatOrb {
  0%, 100% { -webkit-transform: translate(0, 0); -moz-transform: translate(0, 0); transform: translate(0, 0); }
  25% { -webkit-transform: translate(30px, -30px); -moz-transform: translate(30px, -30px); transform: translate(30px, -30px); }
  50% { -webkit-transform: translate(-20px, 20px); -moz-transform: translate(-20px, 20px); transform: translate(-20px, 20px); }
  75% { -webkit-transform: translate(20px, 30px); -moz-transform: translate(20px, 30px); transform: translate(20px, 30px); }
}

.ambient-orb:nth-child(1) {
  width: 600px;
  height: 600px;
  background: -webkit-radial-gradient(circle, rgba(0, 212, 255, 0.2), transparent 70%);
  background: radial-gradient(circle, rgba(0, 212, 255, 0.2), transparent 70%);
  top: -250px;
  left: -250px;
  -webkit-animation-delay: 0s;
  animation-delay: 0s;
}

.ambient-orb:nth-child(2) {
  width: 500px;
  height: 500px;
  background: -webkit-radial-gradient(circle, rgba(123, 97, 255, 0.18), transparent 70%);
  background: radial-gradient(circle, rgba(123, 97, 255, 0.18), transparent 70%);
  bottom: -200px;
  right: -200px;
  -webkit-animation-delay: -5s;
  animation-delay: -5s;
}

.ambient-orb:nth-child(3) {
  width: 400px;
  height: 400px;
  background: -webkit-radial-gradient(circle, rgba(123, 97, 255, 0.12), transparent 70%);
  background: radial-gradient(circle, rgba(123, 97, 255, 0.12), transparent 70%);
  top: 50%;
  left: 40%;
  -webkit-animation-delay: -10s;
  animation-delay: -10s;
}

/* === Morphing Shapes - Cross Browser === */
.morphing-shapes {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: -3;
  overflow: hidden;
}

.morph-shape {
  position: absolute;
  border-radius: 50%;
  -webkit-filter: blur(60px);
  -moz-filter: blur(60px);
  filter: blur(60px);
  opacity: 0.35;
  -webkit-animation: morphFloat 25s ease-in-out infinite;
  -moz-animation: morphFloat 25s ease-in-out infinite;
  animation: morphFloat 25s ease-in-out infinite;
}

@-webkit-keyframes morphFloat {
  0%, 100% { -webkit-transform: translate(0, 0) scale(1); }
  33% { -webkit-transform: translate(40px, -40px) scale(1.1); }
  66% { -webkit-transform: translate(-30px, 30px) scale(0.9); }
}
@-moz-keyframes morphFloat {
  0%, 100% { -moz-transform: translate(0, 0) scale(1); }
  33% { -moz-transform: translate(40px, -40px) scale(1.1); }
  66% { -moz-transform: translate(-30px, 30px) scale(0.9); }
}
@keyframes morphFloat {
  0%, 100% { -webkit-transform: translate(0, 0) scale(1); -moz-transform: translate(0, 0) scale(1); transform: translate(0, 0) scale(1); }
  33% { -webkit-transform: translate(40px, -40px) scale(1.1); -moz-transform: translate(40px, -40px) scale(1.1); transform: translate(40px, -40px) scale(1.1); }
  66% { -webkit-transform: translate(-30px, 30px) scale(0.9); -moz-transform: translate(-30px, 30px) scale(0.9); transform: translate(-30px, 30px) scale(0.9); }
}

.morph-1 {
  width: 400px;
  height: 400px;
  background: -webkit-linear-gradient(315deg, rgba(0, 212, 255, 0.25), rgba(123, 97, 255, 0.2));
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.25), rgba(123, 97, 255, 0.2));
  top: 10%;
  right: -5%;
  -webkit-animation-delay: 0s;
  animation-delay: 0s;
}

.morph-2 {
  width: 350px;
  height: 350px;
  background: -webkit-linear-gradient(315deg, rgba(123, 97, 255, 0.22), rgba(0, 212, 255, 0.15));
  background: linear-gradient(135deg, rgba(123, 97, 255, 0.22), rgba(0, 212, 255, 0.15));
  bottom: 20%;
  left: -3%;
  -webkit-animation-delay: -8s;
  animation-delay: -8s;
}

.morph-3 {
  width: 280px;
  height: 280px;
  background: -webkit-linear-gradient(315deg, rgba(123, 97, 255, 0.15), rgba(0, 212, 255, 0.2));
  background: linear-gradient(135deg, rgba(123, 97, 255, 0.15), rgba(0, 212, 255, 0.2));
  top: 45%;
  left: 35%;
  -webkit-animation-delay: -16s;
  animation-delay: -16s;
}

/* === Noise Overlay === */
.noise-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: 0.02;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* === Cursor Trail - Desktop Only === */
.cursor-trail {
  position: fixed;
  pointer-events: none;
  z-index: 9997;
  display: none;
}

@media (min-width: 1024px) and (hover: hover) {
  .cursor-trail { display: block; }
}

.trail-dot {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}

/* === Particles Canvas === */
#particles {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: -1;
}

/* === Loading Screen - Cross Browser === */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #030014;
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -moz-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -moz-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  z-index: 9999;
  -webkit-transition: opacity 0.5s ease, visibility 0.5s ease;
  -moz-transition: opacity 0.5s ease, visibility 0.5s ease;
  -o-transition: opacity 0.5s ease, visibility 0.5s ease;
  transition: opacity 0.5s ease, visibility 0.5s ease;
  overflow: hidden;
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
}

/* Animated Background */
.loader-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
}

.loader-bg::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: -webkit-radial-gradient(circle, rgba(0, 212, 255, 0.15), transparent 70%);
  background: radial-gradient(circle, rgba(0, 212, 255, 0.15), transparent 70%);
  top: -150px;
  left: -150px;
  -webkit-animation: loaderOrb1 4s ease-in-out infinite;
  animation: loaderOrb1 4s ease-in-out infinite;
}

.loader-bg::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: -webkit-radial-gradient(circle, rgba(123, 97, 255, 0.15), transparent 70%);
  background: radial-gradient(circle, rgba(123, 97, 255, 0.15), transparent 70%);
  bottom: -100px;
  right: -100px;
  -webkit-animation: loaderOrb2 4s ease-in-out infinite;
  animation: loaderOrb2 4s ease-in-out infinite;
}

@-webkit-keyframes loaderOrb1 {
  0%, 100% { -webkit-transform: translate(0, 0) scale(1); }
  50% { -webkit-transform: translate(50px, 50px) scale(1.1); }
}
@keyframes loaderOrb1 {
  0%, 100% { -webkit-transform: translate(0, 0) scale(1); transform: translate(0, 0) scale(1); }
  50% { -webkit-transform: translate(50px, 50px) scale(1.1); transform: translate(50px, 50px) scale(1.1); }
}

@-webkit-keyframes loaderOrb2 {
  0%, 100% { -webkit-transform: translate(0, 0) scale(1); }
  50% { -webkit-transform: translate(-50px, -50px) scale(1.1); }
}
@keyframes loaderOrb2 {
  0%, 100% { -webkit-transform: translate(0, 0) scale(1); transform: translate(0, 0) scale(1); }
  50% { -webkit-transform: translate(-50px, -50px) scale(1.1); transform: translate(-50px, -50px) scale(1.1); }
}

/* Floating Particles */
.loader-particles {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.loader-particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--primary);
  border-radius: 50%;
  opacity: 0.5;
  -webkit-animation: loaderParticle 3s ease-in-out infinite;
  animation: loaderParticle 3s ease-in-out infinite;
}

.loader-particle:nth-child(1) { top: 20%; left: 10%; -webkit-animation-delay: 0s; animation-delay: 0s; }
.loader-particle:nth-child(2) { top: 60%; left: 20%; -webkit-animation-delay: 0.5s; animation-delay: 0.5s; background: var(--secondary); }
.loader-particle:nth-child(3) { top: 30%; right: 15%; -webkit-animation-delay: 1s; animation-delay: 1s; }
.loader-particle:nth-child(4) { top: 70%; right: 25%; -webkit-animation-delay: 1.5s; animation-delay: 1.5s; background: var(--secondary); }
.loader-particle:nth-child(5) { top: 40%; left: 30%; -webkit-animation-delay: 2s; animation-delay: 2s; }
.loader-particle:nth-child(6) { bottom: 20%; left: 15%; -webkit-animation-delay: 2.5s; animation-delay: 2.5s; background: var(--secondary); }

@-webkit-keyframes loaderParticle {
  0%, 100% { -webkit-transform: translateY(0) scale(1); opacity: 0.3; }
  50% { -webkit-transform: translateY(-30px) scale(1.5); opacity: 0.8; }
}
@keyframes loaderParticle {
  0%, 100% { -webkit-transform: translateY(0) scale(1); transform: translateY(0) scale(1); opacity: 0.3; }
  50% { -webkit-transform: translateY(-30px) scale(1.5); transform: translateY(-30px) scale(1.5); opacity: 0.8; }
}

/* Grid Lines */
.loader-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    -webkit-linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    -webkit-linear-gradient(left, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-image: 
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  -webkit-animation: loaderGrid 20s linear infinite;
  animation: loaderGrid 20s linear infinite;
}

@-webkit-keyframes loaderGrid {
  0% { -webkit-transform: perspective(500px) rotateX(60deg) translateY(0); }
  100% { -webkit-transform: perspective(500px) rotateX(60deg) translateY(50px); }
}
@keyframes loaderGrid {
  0% { -webkit-transform: perspective(500px) rotateX(60deg) translateY(0); transform: perspective(500px) rotateX(60deg) translateY(0); }
  100% { -webkit-transform: perspective(500px) rotateX(60deg) translateY(50px); transform: perspective(500px) rotateX(60deg) translateY(50px); }
}

.loader-content {
  position: relative;
  z-index: 1;
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -moz-box-orient: vertical;
  -moz-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -moz-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  gap: 24px;
}

/* Logo Animation */
.loader-logo {
  position: relative;
  width: 100px;
  height: 100px;
}

.loader-logo-letter {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -moz-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -moz-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  font-size: 44px;
  font-weight: 700;
  background: -webkit-linear-gradient(315deg, var(--primary), var(--secondary));
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-animation: logoFloat 2s ease-in-out infinite;
  animation: logoFloat 2s ease-in-out infinite;
  -webkit-filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.5));
  filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.5));
}

@-webkit-keyframes logoFloat {
  0%, 100% { -webkit-transform: translateY(0); }
  50% { -webkit-transform: translateY(-8px); }
}
@keyframes logoFloat {
  0%, 100% { -webkit-transform: translateY(0); transform: translateY(0); }
  50% { -webkit-transform: translateY(-8px); transform: translateY(-8px); }
}

/* Rotating Ring */
.loader-ring {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 2px solid transparent;
  border-top-color: var(--primary);
  border-right-color: var(--secondary);
  border-radius: 50%;
  -webkit-animation: loaderSpin 1s linear infinite;
  animation: loaderSpin 1s linear infinite;
}

.loader-ring::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 6px;
  right: 6px;
  bottom: 6px;
  border: 2px solid transparent;
  border-bottom-color: var(--primary);
  border-left-color: var(--secondary);
  border-radius: 50%;
  -webkit-animation: loaderSpin 1.5s linear infinite reverse;
  animation: loaderSpin 1.5s linear infinite reverse;
}

@-webkit-keyframes loaderSpin {
  to { -webkit-transform: rotate(360deg); }
}
@keyframes loaderSpin {
  to { -webkit-transform: rotate(360deg); transform: rotate(360deg); }
}

/* Glowing Dots */
.loader-dots {
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  gap: 8px;
}

.loader-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  -webkit-animation: loaderDot 1.2s ease-in-out infinite;
  animation: loaderDot 1.2s ease-in-out infinite;
  -webkit-box-shadow: 0 0 10px var(--glow-primary);
  box-shadow: 0 0 10px var(--glow-primary);
}

.loader-dot:nth-child(1) { -webkit-animation-delay: 0s; animation-delay: 0s; }
.loader-dot:nth-child(2) { -webkit-animation-delay: 0.2s; animation-delay: 0.2s; }
.loader-dot:nth-child(3) { -webkit-animation-delay: 0.4s; animation-delay: 0.4s; }

@-webkit-keyframes loaderDot {
  0%, 100% { -webkit-transform: scale(1); opacity: 0.5; background: var(--primary); }
  50% { -webkit-transform: scale(1.3); opacity: 1; background: var(--secondary); }
}
@keyframes loaderDot {
  0%, 100% { -webkit-transform: scale(1); transform: scale(1); opacity: 0.5; background: var(--primary); }
  50% { -webkit-transform: scale(1.3); transform: scale(1.3); opacity: 1; background: var(--secondary); }
}

/* Text */
.loader-text {
  text-align: center;
}

.loader-name {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.loader-title {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* Progress Bar */
.loader-progress-wrap {
  width: 160px;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.loader-progress {
  height: 100%;
  width: 0%;
  background: -webkit-linear-gradient(left, var(--primary), var(--secondary));
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 3px;
  -webkit-transition: width 0.1s ease;
  -moz-transition: width 0.1s ease;
  -o-transition: width 0.1s ease;
  transition: width 0.1s ease;
  -webkit-box-shadow: 0 0 10px var(--glow-primary);
  box-shadow: 0 0 10px var(--glow-primary);
}

.loader-percent {
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ===== Entrance Animations - Cross Browser ===== */

.hero-content, .hero-card, .skill-card, .project-card, .section-header {
  opacity: 0;
  -webkit-transform: translate3d(0, 25px, 0);
  -moz-transform: translate3d(0, 25px, 0);
  transform: translate3d(0, 25px, 0);
}

.hero-content.visible, .hero-card.visible, .skill-card.visible, 
.project-card.visible, .section-header.visible {
  opacity: 1;
  -webkit-transform: translate3d(0, 0, 0);
  -moz-transform: translate3d(0, 0, 0);
  transform: translate3d(0, 0, 0);
  -webkit-transition: opacity 0.5s ease-out, -webkit-transform 0.5s ease-out;
  -moz-transition: opacity 0.5s ease-out, -moz-transform 0.5s ease-out;
  -o-transition: opacity 0.5s ease-out, -o-transform 0.5s ease-out;
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

/* Stagger delays */
.skill-card:nth-child(1) { -webkit-transition-delay: 0s; transition-delay: 0s; }
.skill-card:nth-child(2) { -webkit-transition-delay: 0.08s; transition-delay: 0.08s; }
.skill-card:nth-child(3) { -webkit-transition-delay: 0.16s; transition-delay: 0.16s; }
.skill-card:nth-child(4) { -webkit-transition-delay: 0.24s; transition-delay: 0.24s; }
.skill-card:nth-child(5) { -webkit-transition-delay: 0.32s; transition-delay: 0.32s; }
.skill-card:nth-child(6) { -webkit-transition-delay: 0.4s; transition-delay: 0.4s; }

.project-card:nth-child(1) { -webkit-transition-delay: 0s; transition-delay: 0s; }
.project-card:nth-child(2) { -webkit-transition-delay: 0.1s; transition-delay: 0.1s; }
.project-card:nth-child(3) { -webkit-transition-delay: 0.2s; transition-delay: 0.2s; }

/* === Hover Effects - Cross Browser === */
.skill-card {
  -webkit-transition: -webkit-transform 0.25s ease, -webkit-box-shadow 0.25s ease;
  -moz-transition: -moz-transform 0.25s ease, box-shadow 0.25s ease;
  -o-transition: -o-transform 0.25s ease, box-shadow 0.25s ease;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  position: relative;
}

/* Glowing Border Effect */
.skill-card::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  border-radius: calc(var(--radius) + 2px);
  background: -webkit-linear-gradient(315deg, var(--primary), var(--secondary), var(--primary));
  background: linear-gradient(135deg, var(--primary), var(--secondary), var(--primary));
  -webkit-background-size: 300% 300%;
  background-size: 300% 300%;
  opacity: 0;
  z-index: -1;
  -webkit-transition: opacity 0.3s ease;
  -moz-transition: opacity 0.3s ease;
  -o-transition: opacity 0.3s ease;
  transition: opacity 0.3s ease;
}

.skill-card:hover::before {
  opacity: 1;
  -webkit-animation: glowBorder 2s ease infinite;
  animation: glowBorder 2s ease infinite;
}

@-webkit-keyframes glowBorder {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
@keyframes glowBorder {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.skill-card:hover {
  -webkit-transform: translate3d(0, -6px, 0);
  -moz-transform: translate3d(0, -6px, 0);
  transform: translate3d(0, -6px, 0);
  -webkit-box-shadow: 0 15px 35px rgba(0, 212, 255, 0.15);
  box-shadow: 0 15px 35px rgba(0, 212, 255, 0.15);
}

.project-card {
  -webkit-transition: -webkit-transform 0.25s ease, -webkit-box-shadow 0.25s ease;
  -moz-transition: -moz-transform 0.25s ease, box-shadow 0.25s ease;
  -o-transition: -o-transform 0.25s ease, box-shadow 0.25s ease;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  position: relative;
}

/* Glowing Border for projects */
.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: var(--radius-lg);
  padding: 2px;
  background: -webkit-linear-gradient(315deg, var(--primary), var(--secondary));
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-mask: -webkit-linear-gradient(#fff 0 0) content-box, -webkit-linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  -webkit-transition: opacity 0.3s ease;
  -moz-transition: opacity 0.3s ease;
  -o-transition: opacity 0.3s ease;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 0;
}

.project-card:hover::before {
  opacity: 1;
}

.project-card:hover {
  -webkit-transform: translate3d(0, -4px, 0);
  -moz-transform: translate3d(0, -4px, 0);
  transform: translate3d(0, -4px, 0);
  -webkit-box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

.btn-primary {
  -webkit-transition: -webkit-transform 0.2s ease, -webkit-box-shadow 0.2s ease;
  -moz-transition: -moz-transform 0.2s ease, box-shadow 0.2s ease;
  -o-transition: -o-transform 0.2s ease, box-shadow 0.2s ease;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
  -webkit-transform: translate3d(0, -2px, 0);
  -moz-transform: translate3d(0, -2px, 0);
  transform: translate3d(0, -2px, 0);
}

/* === Gradient Text Animation - Cross Browser === */
.gradient-text {
  background: -webkit-linear-gradient(315deg, var(--primary), var(--secondary), var(--primary));
  background: linear-gradient(135deg, var(--primary), var(--secondary), var(--primary));
  -webkit-background-size: 200% 200%;
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-animation: gradientMove 4s ease infinite;
  animation: gradientMove 4s ease infinite;
}

/* === Typing Effect === */
.typing-text {
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -moz-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -moz-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  gap: 0.3em;
}

.typed-text {
  color: var(--primary);
  font-weight: 600;
}

.cursor {
  color: var(--primary);
  -webkit-animation: blink 0.8s infinite;
  animation: blink 0.8s infinite;
  font-weight: 300;
}

@-webkit-keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}
@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* === Text Reveal Effect - Cross Browser === */
.text-reveal {
  opacity: 0;
}

.text-reveal.visible {
  opacity: 1;
}

.text-reveal .word {
  display: inline-block;
  opacity: 0;
  -webkit-transform: translateY(20px);
  -moz-transform: translateY(20px);
  transform: translateY(20px);
  -webkit-transition: opacity 0.4s ease, -webkit-transform 0.4s ease;
  -moz-transition: opacity 0.4s ease, -moz-transform 0.4s ease;
  -o-transition: opacity 0.4s ease, -o-transform 0.4s ease;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.text-reveal.visible .word {
  opacity: 1;
  -webkit-transform: translateY(0);
  -moz-transform: translateY(0);
  transform: translateY(0);
}

/* === Parallax Elements === */
.parallax-element {
  -webkit-transition: -webkit-transform 0.1s ease-out;
  -moz-transition: -moz-transform 0.1s ease-out;
  -o-transition: -o-transform 0.1s ease-out;
  transition: transform 0.1s ease-out;
  -webkit-will-change: transform;
  will-change: transform;
}


/* ============================================================
   Floating Elements - عناصر طايرة في الخلفية
   ============================================================ */
.floating-elements {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.floating-icon {
  position: absolute;
  font-size: 24px;
  color: rgba(0, 212, 255, 0.15);
  animation: floatIcon 20s ease-in-out infinite;
}

.floating-icon:nth-child(1) {
  top: 15%;
  left: 10%;
  animation-delay: 0s;
  animation-duration: 18s;
}

.floating-icon:nth-child(2) {
  top: 25%;
  right: 15%;
  animation-delay: -3s;
  animation-duration: 22s;
  color: rgba(123, 97, 255, 0.15);
}

.floating-icon:nth-child(3) {
  bottom: 30%;
  left: 8%;
  animation-delay: -6s;
  animation-duration: 20s;
}

.floating-icon:nth-child(4) {
  top: 60%;
  right: 10%;
  animation-delay: -9s;
  animation-duration: 24s;
  color: rgba(123, 97, 255, 0.15);
}

.floating-icon:nth-child(5) {
  bottom: 15%;
  left: 20%;
  animation-delay: -12s;
  animation-duration: 19s;
}

.floating-shape {
  position: absolute;
  border: 1px solid rgba(0, 212, 255, 0.1);
  animation: floatShape 25s ease-in-out infinite;
}

.floating-shape:nth-child(6) {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  top: 20%;
  right: 25%;
  animation-delay: -2s;
  transform: rotate(45deg);
}

.floating-shape:nth-child(7) {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  bottom: 25%;
  right: 30%;
  animation-delay: -8s;
  border-color: rgba(123, 97, 255, 0.1);
}

.floating-shape:nth-child(8) {
  width: 80px;
  height: 80px;
  border-radius: 16px;
  top: 45%;
  left: 15%;
  animation-delay: -15s;
  transform: rotate(15deg);
}

@keyframes floatIcon {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
    opacity: 0.15;
  }
  25% {
    transform: translate(30px, -40px) rotate(10deg);
    opacity: 0.25;
  }
  50% {
    transform: translate(-20px, -60px) rotate(-5deg);
    opacity: 0.15;
  }
  75% {
    transform: translate(40px, -30px) rotate(15deg);
    opacity: 0.2;
  }
}

@keyframes floatShape {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg) scale(1);
    opacity: 0.1;
  }
  33% {
    transform: translate(50px, -50px) rotate(120deg) scale(1.1);
    opacity: 0.2;
  }
  66% {
    transform: translate(-30px, -80px) rotate(240deg) scale(0.9);
    opacity: 0.15;
  }
}

/* إخفاء على الموبايل للأداء */
@media (max-width: 768px) {
  .floating-elements {
    display: none;
  }
}

/* ============================================================
   Card Hover Effects - تأثيرات الكروت المحسنة
   ============================================================ */

/* === Glow Effect + Shimmer === */
.skill-card,
.project-card {
  position: relative;
  overflow: hidden;
}

/* Glow خلفي */
.skill-card::before,
.project-card::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150%;
  height: 150%;
  background: radial-gradient(
    circle,
    rgba(0, 212, 255, 0.15) 0%,
    transparent 70%
  );
  transform: translate(-50%, -50%) scale(0);
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  z-index: 0;
}

.skill-card:hover::before,
.project-card:hover::before {
  transform: translate(-50%, -50%) scale(1);
}

/* Shimmer Effect - خط ضوء يعدي */
.skill-card::after,
.project-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.08),
    transparent
  );
  transition: left 0.6s ease;
  pointer-events: none;
  z-index: 1;
}

.skill-card:hover::after,
.project-card:hover::after {
  left: 100%;
}

/* Border Glow عند الـ Hover */
.skill-card {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-card:hover {
  border-color: rgba(0, 212, 255, 0.5);
  box-shadow: 
    0 0 30px rgba(0, 212, 255, 0.2),
    0 0 60px rgba(0, 212, 255, 0.1),
    0 20px 40px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.project-card {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover {
  border-color: rgba(123, 97, 255, 0.5);
  box-shadow: 
    0 0 30px rgba(123, 97, 255, 0.2),
    0 0 60px rgba(123, 97, 255, 0.1),
    0 25px 50px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* === Hero Card - تأثير خاص === */
.hero-card {
  position: relative;
  overflow: hidden;
}

/* Animated Border */
.hero-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 2px;
  background: linear-gradient(
    90deg,
    var(--primary),
    var(--secondary),
    var(--primary)
  );
  background-size: 200% 100%;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.5;
  animation: borderFlow 3s linear infinite;
  pointer-events: none;
}

.hero-card:hover::before {
  opacity: 1;
}

@keyframes borderFlow {
  0% { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

/* Spotlight Effect - ضوء يتبع الماوس */
.hero-card::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: radial-gradient(
    circle,
    rgba(0, 212, 255, 0.15) 0%,
    transparent 70%
  );
  transform: translate(-50%, -50%);
  left: var(--mouse-x, 50%);
  top: var(--mouse-y, 50%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
  z-index: 0;
}

.hero-card:hover::after {
  opacity: 1;
}

/* === Skill Icon Bounce === */
.skill-card .skill-icon {
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-card:hover .skill-icon {
  transform: scale(1.15) translateY(-5px);
  filter: drop-shadow(0 10px 20px rgba(0, 212, 255, 0.3));
}

/* === Project Image Zoom === */
.project-card .project-thumb img {
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover .project-thumb img {
  transform: scale(1.08);
}


/* ============================================================
   Creative Effects - تأثيرات إبداعية
   ============================================================ */

/* === Glitch Text Effect - للعنوان === */
.hero h1 {
  position: relative;
}

.hero h1:hover {
  animation: glitch 0.3s ease;
}

@keyframes glitch {
  0%, 100% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(2px, -2px); }
  60% { transform: translate(-2px, -2px); }
  80% { transform: translate(2px, 2px); }
}

/* === Magnetic Hover للـ Brand === */
.brand-mark {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.brand-mark:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 
    0 0 30px var(--glow-primary),
    0 0 60px rgba(0, 212, 255, 0.3);
}

/* === Skill Level Bar Animation === */
.skill-level {
  position: relative;
  overflow: hidden;
}

.skill-level::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
}

.skill-card:hover .skill-level::after {
  animation: shimmerLevel 1s ease;
}

@keyframes shimmerLevel {
  to { left: 100%; }
}

/* === Section Divider - خط فاصل متحرك === */
section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), var(--secondary), transparent);
  transition: width 1s ease;
}

section:hover::after {
  width: 80%;
}

/* === Code Block Typing Cursor === */
.hero-card .code::after {
  content: '|';
  color: var(--primary);
  animation: blink 1s step-end infinite;
  margin-left: 2px;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* === Project Label Pulse === */
.project-label {
  animation: labelPulse 2s ease-in-out infinite;
}

@keyframes labelPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(0, 212, 255, 0); }
}

/* === Eyebrow Glow === */
.eyebrow {
  text-shadow: 0 0 20px var(--glow-primary);
  animation: eyebrowGlow 3s ease-in-out infinite;
}

@keyframes eyebrowGlow {
  0%, 100% { text-shadow: 0 0 10px var(--glow-primary); }
  50% { text-shadow: 0 0 25px var(--glow-primary), 0 0 40px rgba(0, 212, 255, 0.3); }
}

/* === Footer Links Hover === */
.footer-inner span {
  transition: all 0.3s ease;
}

.footer-inner span:hover {
  color: var(--primary);
  text-shadow: 0 0 10px var(--glow-primary);
}

/* === Nav Link Hover Effect === */
.nav-link {
  position: relative;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s ease;
}

.nav-link:hover::before,
.nav-link.active::before {
  transform: scaleX(1);
  transform-origin: left;
}

/* === Pill Hover Expand === */
.pill {
  transition: all 0.3s ease;
}

.pill:hover {
  padding-left: var(--space-5);
  padding-right: var(--space-5);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

/* === Tag Hover Pop === */
.tag {
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.tag:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 20px rgba(0, 212, 255, 0.25);
}

/* === Hero Note Typing Effect === */
.hero-note {
  border-left: 2px solid var(--primary);
  padding-left: var(--space-3);
  animation: noteSlide 0.5s ease 1s backwards;
}

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