@import url('https://fonts.googleapis.com/css2?family=Baloo+Bhai+2:wght@500&family=Poppins:wght@300;400;600&display=swap');

/* ========== GLOBAL ========== */
body {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  transition: background 0.4s ease, color 0.4s ease;
}

/* FLOAT ANIMATION (for background orbs) */
@keyframes float {
  0% { transform: translateY(0px) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
  100% { transform: translateY(0px) scale(1); }
}

/* ========== THEME TOGGLE BUTTON ========== */
#theme-toggle {
  position: fixed;
  top: 15px;
  right: 20px;
  padding: 10px 18px;
  border: none;
  border-radius: 30px;
  color: #fff;
  font-weight: bold;
  font-size: 14px;
  cursor: pointer;
  z-index: 1000;
  transition: all 0.3s ease;
}

/* Blue Theme Button */
.theme-blue #theme-toggle {
  background: linear-gradient(135deg, #4a00e0, #8e2de2);
  box-shadow: 0 0 12px rgba(142, 45, 226, 0.8);
}
.theme-blue #theme-toggle:hover {
  background: linear-gradient(135deg, #ffd700, #ff9a00);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.9);
  transform: scale(1.08);
}

/* Gold Theme Button */
.theme-gold #theme-toggle {
  background: linear-gradient(135deg, #ffd700, #ff9a00);
  box-shadow: 0 0 12px rgba(255, 215, 0, 0.8);
}
.theme-gold #theme-toggle:hover {
  background: linear-gradient(135deg, #4a00e0, #8e2de2);
  box-shadow: 0 0 20px rgba(142, 45, 226, 0.9);
  transform: scale(1.08);
}

/* ========== BLUE THEME ========== */
.theme-blue {
  background: linear-gradient(135deg, #0a0a0f, #1a1a2e);
  color: #e0e0ff;
}
.theme-blue::before,
.theme-blue::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  z-index: -1;
  opacity: 0.4;
  animation: float 14s infinite ease-in-out alternate;
}
.theme-blue::before {
  width: 320px; height: 320px;
  top: -80px; left: -120px;
  background: radial-gradient(circle, #6d28d9, #3b0764);
}
.theme-blue::after {
  width: 420px; height: 420px;
  bottom: -120px; right: -150px;
  background: radial-gradient(circle, #0ea5e9, #1e3a8a);
}
.theme-blue header {
  background: linear-gradient(135deg, #1e1b4b, #312e81, #4c1d95);
  color: white;
  text-align: center;
  padding: 2em 1em;
  border-bottom: 5px solid #3b82f6;
  box-shadow: 0px 4px 15px rgba(100, 80, 255, 0.4);
  border-radius: 0 0 40px 40px;
}
.theme-blue header h1 { color: #e0e0ff; }
.theme-blue header nav ul li a {
  color: #cbd5ff;
  background: rgba(120, 80, 255, 0.15);
}
.theme-blue header nav ul li a:hover {
  background: linear-gradient(90deg, #3b82f6, #9333ea);
  color: #fff;
}
.theme-blue section {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(120, 80, 255, 0.3);
  box-shadow: 0 4px 18px rgba(50, 30, 100, 0.6);
}
.theme-blue section h2 { color: #a78bfa; }
.theme-blue section ul li {
  background: linear-gradient(135deg, rgba(142, 45, 226, 0.2), rgba(74, 0, 224, 0.2));
  box-shadow: 0 0 8px rgba(142, 45, 226, 0.4);
}
.theme-blue footer {
  background: linear-gradient(135deg, #1e1b4b, #4c1d95);
  color: #cbd5ff;
}

/* ========== GOLD THEME ========== */
.theme-gold {
  background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
  color: #f5f5f5;
}
.theme-gold::before,
.theme-gold::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  z-index: -1;
  opacity: 0.5;
  animation: float 12s infinite ease-in-out alternate;
}
.theme-gold::before {
  width: 300px; height: 300px;
  top: -80px; left: -100px;
  background: radial-gradient(circle, #ff4500, #d72638);
}
.theme-gold::after {
  width: 400px; height: 400px;
  bottom: -120px; right: -150px;
  background: radial-gradient(circle, #ffd700, #ff8c42);
}
.theme-gold header {
  background: linear-gradient(135deg, #d72638, #ff8c42, #ffd700);
  border-bottom: 5px solid #ff4500;
  box-shadow: 0px 4px 12px rgba(0,0,0,0.4);
}
.theme-gold header h1 { color: white; }
.theme-gold header nav ul li a { color: white; background: rgba(255,255,255,0.1); }
.theme-gold header nav ul li a:hover {
  background: linear-gradient(90deg, #ff4500, #ffd700);
  color: black;
}
.theme-gold section {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 215, 0, 0.3);
  box-shadow: 0 4px 15px rgba(0,0,0,0.4);
}
.theme-gold section h2 { color: #ffd700; }
.theme-gold section ul li {
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.2), rgba(255, 140, 0, 0.2));
  box-shadow: 0 0 8px rgba(255, 215, 0, 0.4);
}
.theme-gold footer {
  background: linear-gradient(135deg, #ff4500, #d72638);
  color: white;
}

/* ========== SHARED STYLES ========== */
header {
  text-align: center;
  padding: 2em 1em;
  border-radius: 0 0 40px 40px;
}
header h1 { font-size: 2.4em; font-weight: 600; margin: 0.2em 0; }
header nav ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.2em;
  padding: 0;
}
header nav ul li { list-style: none; margin: 0.6em 1.2em; }
header nav ul li a {
  text-decoration: none;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 25px;
  transition: all 0.4s ease;
}

.profile-pic {
  width: 140px;
  height: 140px;
  object-fit: cover;
  border-radius: 50%;
  margin-bottom: 0.8em;
}

section {
  max-width: 900px;
  margin: 60px auto;
  padding: 25px;
  border-radius: 25px;
  backdrop-filter: blur(10px);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
section:hover { transform: scale(1.02); }

section h2 {
  font-size: 1.8em;
  margin-bottom: 12px;
  position: relative;
}
section h2::after {
  content: '';
  display: block;
  width: 70px;
  height: 4px;
  margin-top: 6px;
  border-radius: 50px;
}

section ul { list-style: none; padding: 0; }
section ul li {
  margin: 10px 0;
  padding: 12px 20px;
  border-radius: 30px;
  font-weight: 500;
  text-align: left;
  transition: transform 0.3s ease, background 0.3s ease;
}
section ul li:hover { transform: scale(1.05); }

footer {
  text-align: center;
  padding: 1.2em;
  position: fixed;
  bottom: 0;
  width: 100%;
  font-weight: 500;
  letter-spacing: 1px;
  border-radius: 20px 20px 0 0;
}

/* Base fix for body/html */
html, body {
  width: 100%;
  height: 100%;
  overflow-x: hidden;
}

/* MOBILE RESPONSIVE */
@media only screen and (max-width: 768px) {
  
  /* Navbar */
  header nav ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    margin-top: 1em;
    padding: 0;
  }
  header nav ul li a {
    width: 70%;             /* bigger buttons */
    padding: 12px 0;
    font-size: 16px;
    text-align: center;
    border-radius: 35px;
  }

  /* Theme toggle centered below navbar */
  #theme-toggle {
    position: relative;
    display: block;
    margin: 15px auto;
    padding: 12px 24px;
    font-size: 16px;
    border-radius: 35px;
    text-align: center;
  }

  /* Sections */
  section {
    margin: 20px 10px;
    padding: 20px;
    max-width: 100%;
    box-sizing: border-box;
    padding-bottom: 120px; /* space for footer */
  }

  /* Footer fixed at bottom without creating extra scroll */
  footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 1em 10px;
    font-size: 14px;
    border-radius: 20px 20px 0 0;
    background: inherit; /* keep theme background */
    z-index: 999;
  }

  /* Prevent body horizontal scroll */
  body {
    overflow-x: hidden;
  }
}