/* ========== Reset & Global ========== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background: #f5f5f5;
  color: #333;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ========== Header ========== */
header {
  background-color: #ffc107;
  color: white;
}

.hamburger {
  display: none;
  cursor: pointer;
}

/* ========== Sidebar ========== */
.sidebar {
  width: 200px;
  background-color: #063F5C;
  padding: 30px 20px;
}

.sidebar ul {
  list-style: none;
  padding-top: 50px;
  padding-left: 40px;
}

.sidebar li {
  /* margin-top: 10px; */
  padding-bottom: 12px;
}

.sidebar a {
  color: #ddd;
  text-decoration: none;
  font-weight: 500;
}

.sidebar a:hover {
  text-decoration: underline;
}

.sidebar.show {
  display: block !important;
}

/* ========== Form Styling ========== */
form {
  background: #fff;
  padding: 40px 30px;
  border-radius: 10px;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.08);
  max-width: 900px;
  margin: 0 auto;
}

form label {
  font-weight: 500;
  margin-bottom: 6px;
}

form input,
form select,
form textarea {
  width: 100%;
  padding: 12px;
  font-size: 12px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

form textarea {
  resize: vertical;
  min-height: 100px;
}

.form-check-label {
  font-weight: 400;
  font-size: 14px;
}

.form-check-input {
  margin-right: 5px;
}

.d-grid button {
  font-size: 18px;
  padding: 14px;
}

/* ========== GST Toggle Buttons ========== */
.btn-gst-toggle {
  border: 1px solid #ccc;
  padding: 10px 25px;
  font-weight: 500;
  border-radius: 5px;
  background-color: white;
  color: #333;
  transition: all 0.3s ease-in-out;
}

.btn-gst-toggle:hover {
  background-color: black !important;
  color: white !important;
}

.btn-gst-active {
  background-color: #ffc107 !important;
  color: black !important;
  border-color: #ffc107 !important;
}

/* ========== Footer ========== */
footer {
  background-color: #1C244B;
  color: white;
  text-align: center;
  padding: 15px 10px;
  margin-top: auto;
}

/* ========== Response Message ========== */
#responseMsg {
  font-size: 16px;
  margin-top: 20px;
}

/* ========== Responsive ========== */
@media screen and (max-width: 768px) {
  .main-content {
    flex-direction: column;
  }

  .sidebar {
    display: none;
    width: 100%;
    position: absolute;
    top: 90px;
    left: 0;
    z-index: 999;
    background-color: #063F5C;
  }

  .hamburger {
    display: block;
    font-size: 28px;
    color: white;
  }

  form {
    padding: 25px 15px;
  }

  .btn-gst-toggle {
    width: 48%;
  }

  .d-grid button {
    width: 100%;
  }
}