body {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
  background: #f5f7fa;
  color: #111;
}

.container {
  width: 92%;
  max-width: 760px;
  margin: 40px auto;
}

h1 {
  font-size: 34px;
  line-height: 1.2;
  margin-bottom: 12px;
}

p {
  font-size: 17px;
  line-height: 1.6;
}

button {
  display: inline-block;
  background: #111;
  color: #fff;
  border: none;
  padding: 14px 22px;
  border-radius: 10px;
  font-size: 16px;
  cursor: pointer;
  margin-top: 12px;
}

button:hover {
  opacity: 0.92;
}

.card {
  background: #fff;
  border-radius: 16px;
  padding: 20px;
  margin: 18px 0;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.hero-img {
  width: 100%;
  border-radius: 16px;
  display: block;
  margin: 22px 0;
}

.option-img {
  width: 100%;
  max-width: 100%;
  border-radius: 12px;
  margin: 12px 0;
  display: block;
}

.preview-img {
  width: 100%;
  border-radius: 12px;
  margin-top: 14px;
}

input[type="file"],
textarea {
  width: 100%;
  font-size: 16px;
  padding: 12px;
  margin-top: 10px;
  box-sizing: border-box;
}

textarea {
  border-radius: 10px;
  border: 1px solid #ccc;
  resize: vertical;
  min-height: 120px;
}

.label-text {
  display: block;
  font-weight: bold;
  margin-bottom: 8px;
}

.section-intro {
  margin: 10px 0 6px 0;
  font-weight: bold;
}

.slider {
  display: flex;
  overflow-x: auto;
  gap: 12px;
  padding: 10px 0;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.slider .option-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  flex-shrink: 0;
  scroll-snap-align: center;
  border-radius: 12px;
  object-fit: cover;
}

.note {
  font-size: 12px;
  color: #888;
  margin-top: 10px;
  line-height: 1.6;
}

.note-global {
  font-size: 12px;
  color: #999;
  text-align: center;
  margin-top: 40px;
  line-height: 1.6;
}