/* خلفية متدرجة متغيرة باستمرار */
body {
  background: linear-gradient(270deg, #3498db, #8e44ad, #2ecc71, #e67e22);
  background-size: 800% 800%;
  animation: gradientFlow 20s ease infinite;
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #fdfdfd;
}

/* أنيميشن للخلفية */
@keyframes gradientFlow {
  0% {background-position: 0% 50%;}
  50% {background-position: 100% 50%;}
  100% {background-position: 0% 50%;}
}

/* الهيدر بستايل نيون + جلاس */
header {
  background: rgba(34, 34, 34, 0.65);
  backdrop-filter: blur(12px);
  padding: 15px;
  border-radius: 12px;
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.6),
              0 0 40px rgba(0, 128, 255, 0.4);
  transition: all 0.3s ease-in-out;
}

header:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(255, 0, 200, 0.7),
              0 0 60px rgba(0, 255, 200, 0.5);
}

/* الروابط */
.nav-link {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  width: 0;
  height: 3px;
  background: #00e6ff;
  left: 0;
  bottom: -5px;
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: #00e6ff;
}

.nav-link:hover::after {
  width: 100%;
}

/* أدوات */
.more-tools-tool {
  width: 230px;
  margin: 15px;
  padding: 25px;
  border-radius: 20px;
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 20px rgba(0,0,0,0.25),
              0 0 20px rgba(0, 255, 255, 0.4);
  transition: all 0.4s ease-in-out;
}

.more-tools-tool:hover {
  transform: scale(1.07) rotate(-1deg);
  box-shadow: 0 12px 30px rgba(0,0,0,0.3),
              0 0 25px rgba(255, 0, 200, 0.6);
}

/* دوائر أيقونات بشكل نيون */
.more-tools-thumbnail {
  width: 110px;
  height: 110px;
  background: radial-gradient(circle, rgba(0,255,255,0.2), rgba(0,0,0,0.5));
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
  box-shadow: 0 0 15px rgba(0,255,255,0.6),
              inset 0 0 10px rgba(0,255,255,0.3);
  animation: pulse 2s infinite;
}

.more-tools-thumbnail i {
  font-size: 42px;
  color: #00ffff;
}

/* أنيميشن نبض */
@keyframes pulse {
  0% {transform: scale(1);}
  50% {transform: scale(1.08);}
  100% {transform: scale(1);}
}

/* الفوتر */
footer {
  background: rgba(0,0,0,0.75);
  padding: 30px;
  color: #fff;
  text-align: center;
  border-top: 2px solid rgba(255,255,255,0.1);
  box-shadow: 0 -5px 20px rgba(0,0,0,0.5);
}