* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

body {
  background: linear-gradient(135deg, #0f0f0f, #1a1a1a);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  padding: 40px 15px;
}

.container {
  text-align: center;
  max-width: 900px;
  width: 100%;
}

.profile-pic {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  border: 3px solid #00b4d8;
  transition: all 0.3s ease;
  object-fit: cover;
}
.profile-pic:hover {
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(0,180,216,0.4);
}

h1 {
  margin-top: 15px;
  font-size: 2.3em;
  font-weight: 600;
}

p {
  margin-top: 6px;
  color: #ccc;
}

.section-title {
  margin-top: 40px;
  font-size: 1.3em;
  color: #00b4d8;
  letter-spacing: 0.5px;
}

.social-grid {
  display: flex;
  justify-content: center;
  gap: 25px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.social-grid a {
  background: rgba(255,255,255,0.08);
  padding: 12px;
  border-radius: 12px;
  transition: all 0.3s ease;
}
.social-grid img {
  width: 30px;
  height: 30px;
  display: block;
}
.social-grid a:hover {
  background: #00b4d8;
  transform: translateY(-5px);
}

.nav-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 30px;
}
.nav-tab {
  padding: 14px 28px;
  background: rgba(255,255,255,0.08);
  color: #fff;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 500;
  font-size: 1.1em;
  transition: all 0.3s ease;
}
.nav-tab:hover {
  background: #00b4d8;
  color: #000;
  transform: translateY(-4px);
  box-shadow: 0 6px 15px rgba(0,180,216,0.3);
}

/* Tools / Projects Pages */
.subtitle {
  color: #aaa;
  margin-bottom: 25px;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.tool-card {
  background: rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.tool-card:hover {
  background: #00b4d8;
  color: #000;
  transform: translateY(-5px) scale(1.03);
  box-shadow: 0 6px 15px rgba(0,180,216,0.3);
}

.back-button {
  display: inline-block;
  margin-top: 40px;
  color: white;
  background: rgba(255, 255, 255, 0.1);
  padding: 10px 25px;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.3s ease;
}
.back-button:hover {
  background: #00b4d8;
  color: #000;
}


@media (max-width: 600px) {
  .profile-pic {
    width: 90px;
    height: 90px;
  }

  h1 {
    font-size: 1.8em;
  }

  .section-title {
    font-size: 1.1em;
  }

  p {
    font-size: 0.9em;
  }
}