.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border: 1px solid transparent;
  font-weight: 900;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: #ffffff;
  background: var(--primary);
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.24);
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-outline {
  color: var(--primary);
  background: #ffffff;
  border-color: #c7d7fe;
}

.btn-kakao {
  color: var(--kakao-text);
  background: var(--kakao);
  border-color: var(--kakao);
}

.full-width {
  width: 100%;
}

.info-card,
.curriculum-card,
.teacher-card,
.schedule-card,
.review-card,
.contact-card,
.consult-form,
.step-card,
.feature-item,
.notice-card,
.campus-panel,
.vehicle-card,
.page-card,
.notice-box,
.faq-item {
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.05);
}

.info-card,
.curriculum-card,
.schedule-card,
.review-card,
.step-card,
.feature-item,
.notice-card,
.page-card,
.vehicle-card {
  padding: 26px;
}

.card-number,
.step-card span,
.notice-meta {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--primary);
  font-weight: 950;
  letter-spacing: 0.04em;
}

.info-card h3,
.curriculum-card h3,
.schedule-card h3,
.teacher-info h3,
.step-card h3,
.feature-item strong,
.page-card h3,
.vehicle-card h3,
.notice-card h3 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.3;
  letter-spacing: -0.03em;
}

.info-card p,
.curriculum-card p,
.schedule-card p,
.teacher-info p,
.review-card p,
.step-card p,
.feature-item p,
.page-card p,
.vehicle-card p,
.notice-card p {
  margin: 0;
  color: var(--muted);
}

.image-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.placeholder-box {
  min-height: 180px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  background: #f8fafc;
  color: #64748b;
  font-weight: 900;
  text-align: center;
  overflow: hidden;
}

.placeholder-box.small {
  min-height: 140px;
  margin-bottom: 20px;
}

/* FAQ */
.faq-list {
  display: grid;
  gap: 12px;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  border: 0;
  background: #ffffff;
  color: var(--text);
  text-align: left;
  font-weight: 950;
}

.faq-question span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  color: var(--primary);
  background: var(--primary-soft);
  flex-shrink: 0;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.faq-answer p {
  margin: 0;
  padding: 0 22px 20px;
  color: var(--muted);
}

.faq-item.open .faq-answer {
  max-height: 260px;
}

/* Floating contact */
.floating-contact {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 2000;
  display: grid;
  gap: 10px;
  width: 190px;
}

.floating-contact a {
  min-height: 52px;
  display: grid;
  place-items: center;
  padding: 0 16px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 950;
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.16);
}

.floating-kakao {
  color: var(--kakao-text);
  background: var(--kakao);
}

.floating-trial {
  color: var(--primary);
  background: #ffffff;
  border-color: #bfdbfe !important;
}

/* Forms */
.form-grid.two-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-row {
  margin-bottom: 18px;
}

.form-row label {
  display: block;
  margin-bottom: 8px;
  font-weight: 900;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  border: 1px solid #d1d5db;
  padding: 13px 14px;
  color: var(--text);
  background: #ffffff;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-row textarea {
  resize: vertical;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 4px 0 22px;
  color: #4b5563;
  font-size: 14px;
}

.checkbox-row input {
  margin-top: 5px;
}

.form-message {
  min-height: 24px;
  margin: 14px 0 0;
  font-weight: 900;
}

.form-message.success {
  color: #047857;
}

.form-message.error {
  color: #dc2626;
}