/* ============================================================
   재사용 UI 컴포넌트: 버튼 / 배지 / 카드 / 폼 / 타이포그래피 유닛
   -- 전문 기업형 톤: 직각, 절제된 그림자, 미세한 트랜지션만 사용 --
   ============================================================ */

/* ---------- Eyebrow (작은 영문 카테고리 라벨) ---------- */
.eyebrow {
  display: inline-block;
  font-size: var(--fs-eyebrow);
  font-weight: 700;
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--color-brand);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--fs-base);
  transition: background-color var(--transition), border-color var(--transition), color var(--transition);
  white-space: nowrap;
  line-height: 1;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--color-brand);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-accent);
}
.btn-accent {
  background: var(--color-brand);
  color: #fff;
}
.btn-accent:hover {
  background: var(--color-accent);
}
.btn-outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn-outline:hover {
  border-color: var(--color-brand);
  color: var(--color-brand);
}
.btn-outline-invert {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
}
.btn-outline-invert:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.06);
}
.btn-white {
  background: #fff;
  color: var(--color-brand);
}
.btn-white:hover {
  background: var(--color-bg-alt);
}
.btn-sm {
  padding: 10px 18px;
  font-size: var(--fs-sm);
}
.btn-lg {
  padding: 18px 36px;
  font-size: var(--fs-lg);
}
.btn-block {
  width: 100%;
}
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ---------- Badge / Pill / Tag (직각 아웃라인) ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-weight: 600;
  font-size: var(--fs-sm);
  padding: 7px 14px;
  border-radius: var(--radius-sm);
}
.badge-light {
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}
.pill {
  display: inline-flex;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  background: transparent;
}
/* ---------- Card (얇은 테두리, 그림자·hover 리프트 최소화) ---------- */
.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition);
}
.card:hover {
  border-color: var(--color-text-light);
}

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: var(--space-5);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
@media (max-width: 560px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}
.form-label {
  display: block;
  font-weight: 700;
  font-size: var(--fs-sm);
  margin-bottom: 8px;
}
.form-label .required {
  color: var(--color-brand);
  margin-left: 2px;
}
.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--fs-base);
  transition: border-color var(--transition);
  background: #fff;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-brand);
}
.form-textarea {
  min-height: 140px;
  resize: vertical;
}
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
}
.form-checkbox input {
  margin-top: 3px;
}
.form-note {
  font-size: var(--fs-xs);
  color: var(--color-text-light);
  margin-top: var(--space-2);
}
.form-success {
  display: none;
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-brand);
  color: var(--color-brand);
  border-radius: var(--radius-sm);
  padding: var(--space-5);
  font-weight: 700;
  text-align: left;
}
.form-success.show {
  display: block;
}

/* ---------- 빠른 연결 팝업 ---------- */
.site-popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 20, 28, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  z-index: 10000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.site-popup-overlay.show {
  opacity: 1;
  pointer-events: auto;
}
.site-popup {
  width: 100%;
  max-width: 400px;
  background: #fff;
  border: 1px solid var(--color-border);
  transform: translateY(10px);
  transition: transform 0.2s ease;
}
.site-popup-overlay.show .site-popup {
  transform: translateY(0);
}
.site-popup-head {
  position: relative;
  padding: var(--space-6) var(--space-6) var(--space-4);
  border-bottom: 1px solid var(--color-border);
}
.site-popup-head h3 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-top: 6px;
}
.site-popup-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 28px;
  height: 28px;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--color-text-secondary);
}
.site-popup-close:hover {
  color: var(--color-brand);
}
.site-popup-body {
  padding: var(--space-2) 0;
}
.site-popup-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition);
}
.site-popup-row:last-child {
  border-bottom: none;
}
.site-popup-row:hover {
  background: var(--color-bg-alt);
}
.site-popup-row-label {
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
}
.site-popup-row-desc {
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
  flex: 1;
  text-align: right;
}
.site-popup-row-arrow {
  color: var(--color-brand);
  font-weight: 700;
}
.site-popup-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border);
}
.site-popup-foot button {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
}
.site-popup-foot button:hover {
  color: var(--color-brand);
}
.site-popup-close-btn {
  color: var(--color-text) !important;
}
@media (max-width: 480px) {
  .site-popup-row-desc {
    display: none;
  }
}