/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}
body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #0d1117;
  color: #d8e9f0;
  line-height: 1.6;
  padding-top: 70px; /* To prevent content behind fixed header */
}

/* Header Navbar */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #1e293b;
  padding: 15px 30px;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
}
.logo {
  font-size: 1.3rem;
  color: #00ffe7;
  font-weight: bold;
}
nav a {
  margin-left: 20px;
  color: #d1e7dd;
  text-decoration: none;
  font-weight: 500;
}
nav a:hover {
  color: #00ffe7;
}

/* Sections */
.section {
  padding: 100px 30px 60px;
  max-width: 1000px;
  margin: 0 auto;
}
#home h1 {
  font-size: 2.4rem;
  color: #00ffe7;
  margin-bottom: 20px;
}
#home p {
  font-size: 1.05rem;
  margin-bottom: 15px;
}

/* Awareness */
#awareness h2, #tools h2 {
  color: #00ffe7;
  font-size: 1.8rem;
  margin-bottom: 30px;
}
.tip {
  background-color: #1f2937;
  border-left: 4px solid #00ffe7;
  padding: 20px;
  border-radius: 8px;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-bottom: 20px;
}
.tip h3 {
  margin-bottom: 10px;
  color: #a5f3fc;
}
.tip p {
  color: #cbd5e1;
  font-size: 0.95rem;
  line-height: 1.3;
}

/* Tools */
.tools {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 24px;
  padding: 0 8px;
}

.tool {
  background-color: #121a2a;
  border: 2px solid #00ffe7;
  border-radius: 16px;
  padding: 24px 20px;
  color: #00ffe7;
  font-weight: 700;
  font-size: 1.15rem;
  text-align: center;
  text-decoration: none;
  box-shadow: 0 4px 15px rgb(0 255 231 / 0.15);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    background-color 0.3s ease,
    color 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  user-select: none;
}

.tool::before {
  content: attr(data-icon);
  font-size: 3rem;
  margin-bottom: 12px;
  filter: drop-shadow(0 0 5px #00ffe7);
  transition: filter 0.3s ease;
}
.tool:hover,
.tool:focus-visible {
  background-color: #0de1c7;
  color: #0a1115;
  box-shadow:
    0 0 15px #0de1c7,
    0 0 20px #0de1c7cc;
  transform: scale(1.03);
}
.tool:hover::before,
.tool:focus-visible::before {
  filter: drop-shadow(0 0 5px #0de1c7);
}

footer {
  background-color: #111827;
  color: #718096;
  padding: 20px 0;
  font-size: 0.9rem;
  text-align: center;
  border-top: 1px solid #222c3a;
  user-select: none;
  font-weight: 400;
  letter-spacing: 0.03em;
}

footer .footer-content p {
  margin: 5px 0;
}

footer strong {
  color: #00ffe7;
}

/* ======= Mobile Responsive Adjustments ======= */

@media (max-width: 768px) {
  header {
    padding: 12px 20px;
  }

  .logo {
    font-size: 1.1rem;
  }

  nav a {
    margin-left: 12px;
    font-size: 0.9rem;
  }

  .section {
    padding: 80px 15px 40px;
    max-width: 95%;
  }

  #home h1 {
    font-size: 1.8rem;
  }

  #home p {
    font-size: 1rem;
  }

  #awareness h2, #tools h2 {
    font-size: 1.4rem;
    margin-bottom: 20px;
  }

  .tip {
    min-height: auto;
    padding: 15px;
  }

  .tip h3 {
    font-size: 1.1rem;
  }

  .tip p {
    font-size: 0.9rem;
  }

  .tools {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 0 10px;
  }

  .tool {
    font-size: 1rem;
    padding: 20px 15px;
    border-radius: 12px;
  }

  .tool::before {
    font-size: 2.5rem;
    margin-bottom: 10px;
  }

  footer {
    font-size: 0.8rem;
    padding: 15px 10px;
  }
}

@media (max-width: 400px) {
  nav a {
    margin-left: 8px;
    font-size: 0.85rem;
  }

  .logo {
    font-size: 1rem;
  }

  .section {
    padding: 70px 10px 30px;
  }

  #home h1 {
    font-size: 1.5rem;
  }

  #awareness h2, #tools h2 {
    font-size: 1.2rem;
  }

  .tool {
    font-size: 0.9rem;
    padding: 15px 12px;
  }

  .tool::before {
    font-size: 2rem;
    margin-bottom: 8px;
  }
}