* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #1f4037, #99f2c8);
  color: white;
  min-height: 100vh;
}

/* SIDEBAR */
.sidebar {
  width: 220px;
  height: 100vh;
  position: fixed;
  background: rgba(0, 0, 0, 0.75);
  padding: 20px;
}

.sidebar h2 {
  margin-bottom: 20px;
}

.sidebar a {
  display: block;
  color: white;
  text-decoration: none;
  margin: 10px 0;
  padding: 8px;
  border-radius: 6px;
  transition: 0.3s;
}

.sidebar a:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* MAIN CONTENT */
.main {
  margin-left: 240px;
  padding: 20px;
}

h1 {
  margin-bottom: 15px;
}

h2 {
  margin-bottom: 10px;
}

/* CARDS */
.card {
  background: rgba(255, 255, 255, 0.12);
  padding: 20px;
  border-radius: 12px;
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
}

/* FORMS */
form {
  margin-top: 10px;
}

label {
  display: block;
  margin-top: 12px;
  font-weight: bold;
}

input,
textarea {
  width: 100%;
  padding: 10px;
  margin-top: 5px;
  border-radius: 6px;
  border: none;
  font-size: 1rem;
}

textarea {
  resize: none;
}

/* BUTTONS */
button {
  margin-top: 15px;
  padding: 10px;
  width: 100%;
  border: none;
  border-radius: 25px;
  background: #00c853;
  color: white;
  font-size: 1rem;
  cursor: pointer;
  transition: 0.3s;
}

button:hover {
  background: #00b34a;
  transform: scale(1.03);
}

/* PROFILE / ACCOUNT */
.profile-section {
  text-align: center;
  margin-bottom: 15px;
}

.avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin-bottom: 10px;
  border: 3px solid white;
}

/* LINKS */
a {
  color: #e0ffe7;
}

/* MOBILE RESPONSIVE */
@media (max-width: 768px) {

  /* SIDEBAR BECOMES TOP NAV */
  .sidebar {
    position: relative;
    width: 100%;
    height: auto;
    padding: 15px;
  }

  .sidebar h2 {
    text-align: center;
    margin-bottom: 10px;
  }

  /* GRID NAV (CLEANER THAN INLINE WRAP) */
  .sidebar a {
    display: block;
    text-align: center;
    margin: 5px 0;
  }

  .sidebar {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .sidebar h2 {
    grid-column: span 2;
  }

  /* MAIN CONTENT */
  .main {
    margin-left: 0;
    padding: 15px;
  }
}