:root {
  --bg: #0f172a;
  --card: #161e2e;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #3b82f6;
  --accent-hover: #8884fa;
}

/* Reset dasar */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

/* Header */
header {
  text-align: center;
  margin-bottom: 20px;
}

h1 {
  font-size: 2rem;
  margin-bottom: 10px;
  color: var(--text);
}

#description {
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 500px;
  margin: 0 auto;
}

/* Form */
form {
  background: var(--card);
  padding: 25px 30px;
  border-radius: 12px;
  max-width: 500px;
  width: 100%;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  gap: 15px;
}

/* Label */
label {
  margin-bottom: 5px;
  font-weight: 500;
  display: block;
}

/* Input, Select, Textarea */
input,
select,
textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid #1f2937;
  border-radius: 8px;
  outline: none;
  background: #1e293b;
  color: var(--text);
  transition: border 0.2s, background 0.2s;
  font-size: 1rem;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  background: #273549;
}

/* Section title */
h4 {
  margin: 10px 0 5px;
  font-size: 1rem;
  color: var(--text);
}

/* Radio & Checkbox */
input[type="radio"],
input[type="checkbox"] {
  margin-right: 6px;
  accent-color: var(--accent);
}

label[for="man"],
label[for="woman"],
label[for="Jazz"],
label[for="Pop"] {
  display: inline-block;
  font-weight: 400;
  cursor: pointer;
  color: var(--muted);
}

/* Textarea */
textarea {
  resize: vertical;
  min-height: 80px;
}

h4 {
  margin: 15px 0 5px;
  font-weight: bold;
}

.radio-group, .checkbox-group {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 15px;
}


.radio-option,
.checkbox-option {
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 6px;
  margin: 0 10px;
}

/* Tombol */
button {
  padding: 12px;
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.3s;
}

button:hover {
  background: var(--accent-hover);
}
