/* ==========================================================================
   Homestay Korea — Components v2
   세련되고 깔끔한 UI 컴포넌트 시스템
   ========================================================================== */

/* ---- Auth 상태별 가시성 ---- */
[data-auth="user"] { display: none; }

/* ==========================================================================
   버튼 (Buttons)
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: 12px 28px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  line-height: 1.4;
  text-align: center;
  white-space: nowrap;
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-base),
              color var(--transition-base),
              border-color var(--transition-base),
              box-shadow var(--transition-base),
              transform var(--transition-base);
  user-select: none;
}

.btn:active {
  transform: translateY(0);
  box-shadow: none;
}

/* Primary 버튼 — 미세한 그라디언트 */
.btn--primary {
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  color: var(--color-text-white);
  box-shadow: 0 1px 2px var(--color-primary-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.btn--primary:hover {
  background: linear-gradient(180deg, var(--color-primary-hover) 0%, var(--color-primary-active) 100%);
  box-shadow: 0 4px 12px var(--color-primary-glow), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  transform: translateY(-1px);
  color: var(--color-text-white);
}

/* Secondary (아웃라인) 버튼 */
.btn--secondary {
  background-color: transparent;
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

/* Accent 버튼 (Coral — 강조 CTA) */
.btn--accent {
  background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
  color: var(--color-text-white);
  box-shadow: 0 1px 2px rgba(232, 116, 79, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.btn--accent:hover {
  background: linear-gradient(180deg, var(--color-accent-hover) 0%, #C04D28 100%);
  box-shadow: 0 4px 12px rgba(232, 116, 79, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  transform: translateY(-1px);
  color: var(--color-text-white);
}

/* Danger 버튼 */
.btn--danger {
  background-color: var(--color-danger);
  color: var(--color-text-white);
}

.btn--danger:hover {
  background-color: var(--color-danger-hover);
  transform: translateY(-1px);
}

/* Ghost 버튼 (배경 없음) */
.btn--ghost {
  background-color: transparent;
  color: var(--color-text-secondary);
}

.btn--ghost:hover {
  background-color: var(--color-bg-light);
  color: var(--color-text-primary);
}

/* White 버튼 (히어로 위) */
.btn--white {
  background-color: var(--color-bg-white);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.btn--white:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* 크기 변형 */
.btn--sm {
  padding: 6px 16px;
  font-size: var(--text-sm);
}

.btn--lg {
  padding: 14px 32px;
  font-size: var(--text-md);
}

.btn--xl {
  padding: 16px 40px;
  font-size: var(--text-lg);
}

/* 전체 너비 */
.btn--full {
  width: 100%;
}

/* 둥근 버튼 (pill) */
.btn--pill {
  border-radius: var(--radius-pill);
}

/* 비활성 상태 */
.btn:disabled,
.btn--disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* 아이콘 전용 버튼 */
.btn--icon {
  padding: var(--spacing-2);
  border-radius: var(--radius-circle);
  line-height: 1;
}

.btn--icon svg {
  width: 20px;
  height: 20px;
}

/* ==========================================================================
   카드 (Cards)
   ========================================================================== */

.card {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow var(--transition-base),
              transform var(--transition-base),
              border-color var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
  border-color: var(--color-border);
}

.card__image {
  position: relative;
  overflow: hidden;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.card:hover .card__image img {
  transform: scale(1.03);
}

/* 이미지 위 즐겨찾기 버튼 */
.card__favorite {
  position: absolute;
  top: var(--spacing-3);
  right: var(--spacing-3);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-circle);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast),
              transform var(--transition-fast);
  z-index: 2;
}

.card__favorite:hover {
  background: var(--color-bg-white);
  transform: scale(1.1);
}

.card__favorite svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: var(--color-text-muted);
  stroke-width: 2;
  transition: fill var(--transition-fast), stroke var(--transition-fast);
}

.card__favorite.is-active svg {
  fill: var(--color-danger);
  stroke: var(--color-danger);
}

/* 카드 본문 */
.card__body {
  padding: var(--spacing-4) var(--spacing-5);
}

.card__title {
  font-size: var(--text-md);
  font-weight: var(--font-semibold);
  margin-bottom: var(--spacing-1);
  color: var(--color-text-primary);
}

.card__title a {
  color: inherit;
}

.card__title a:hover {
  color: var(--color-primary);
}

.card__meta {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
  margin-bottom: var(--spacing-2);
}

.card__price {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
}

.card__price span {
  font-size: var(--text-sm);
  font-weight: var(--font-regular);
  color: var(--color-text-muted);
}

/* 뱃지 (카드 내부) */
.card__badge {
  display: inline-block;
  padding: 2px 8px;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

/* ==========================================================================
   별점 (Rating)
   ========================================================================== */

.rating {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

.rating__star {
  width: 16px;
  height: 16px;
  fill: var(--color-border);
}

.rating__star--filled {
  fill: var(--color-primary);
}

.rating__star--half {
  fill: url(#star-half-gradient);
}

.rating__value {
  margin-left: var(--spacing-1);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.rating__count {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-left: var(--spacing-1);
}

.rating--centered {
  justify-content: center;
  margin-bottom: var(--spacing-4);
}

/* ==========================================================================
   폼 (Forms)
   ========================================================================== */

.form-group {
  margin-bottom: var(--spacing-5);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
}

.form-label--required::after {
  content: ' *';
  color: var(--color-danger);
}

.form-input {
  width: 100%;
  height: 46px;
  padding: 0 var(--spacing-4);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background-color: var(--color-bg-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.form-input:hover {
  border-color: var(--color-border-dark);
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
  outline: none;
}

.form-input::placeholder {
  color: var(--color-text-placeholder);
}

/* Textarea */
.form-textarea {
  height: auto;
  min-height: 120px;
  padding: var(--spacing-3) var(--spacing-4);
  resize: vertical;
}

/* Select */
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23888' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

/* Checkbox / Radio 커스텀 */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-2);
  cursor: pointer;
  margin-bottom: var(--spacing-3);
}

.form-check__input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-check__label {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  cursor: pointer;
  user-select: none;
}

/* 에러 상태 */
.form-input--error {
  border-color: var(--color-danger);
}

.form-input--error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-error {
  display: block;
  margin-top: var(--spacing-1);
  font-size: var(--text-xs);
  color: var(--color-danger);
}

/* 성공 상태 */
.form-input--success {
  border-color: var(--color-success);
}

.form-success {
  display: block;
  margin-top: var(--spacing-1);
  font-size: var(--text-xs);
  color: var(--color-success);
}

/* 폼 행 (2열) */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-4);
}

@media (max-width: 767px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* 비밀번호 강도 미터 */
.password-strength {
  height: 4px;
  margin-top: var(--spacing-2);
  background: var(--color-border-light);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.password-strength__bar {
  height: 100%;
  width: 0;
  border-radius: var(--radius-pill);
  transition: width var(--transition-base), background-color var(--transition-base);
}

.password-strength__bar[data-level="weak"]     { width: 25%;  background: var(--color-danger); }
.password-strength__bar[data-level="fair"]     { width: 50%;  background: var(--color-warning); }
.password-strength__bar[data-level="good"]     { width: 75%;  background: var(--color-info); }
.password-strength__bar[data-level="strong"]   { width: 100%; background: var(--color-success); }

.password-strength__text {
  font-size: var(--text-xs);
  margin-top: var(--spacing-1);
  color: var(--color-text-muted);
}

/* 파일 업로드 */
.form-file {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-4);
  background: var(--color-bg-input);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.form-file:hover {
  border-color: var(--color-primary);
}

.form-file input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.form-file__text {
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

/* ==========================================================================
   뱃지 & 태그 (Badges & Tags)
   ========================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  padding: 3px 10px;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  line-height: var(--leading-normal);
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.badge--primary {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.badge--danger {
  background: var(--color-danger-light);
  color: var(--color-danger);
}

.badge--success {
  background: var(--color-success-light);
  color: var(--color-success);
}

.badge--info {
  background: var(--color-info-light);
  color: var(--color-info);
}

.badge--neutral {
  background: var(--color-bg-light);
  color: var(--color-text-light);
}

/* 호스트 등급 배지 */
.grade-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2rem;
  height: 1.5rem;
  padding: 0 var(--spacing-2);
  border-radius: var(--radius-xs);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  text-transform: uppercase;
}

.grade-badge--A_PLUS { background: var(--color-grade-aplus-bg); color: var(--color-grade-aplus-text); }
.grade-badge--A { background: var(--color-grade-a-bg); color: var(--color-grade-a-text); }
.grade-badge--B_PLUS { background: var(--color-grade-bplus-bg); color: var(--color-grade-bplus-text); }
.grade-badge--B { background: var(--color-grade-b-bg); color: var(--color-grade-b-text); }
.grade-badge--T { background: var(--color-grade-t-bg); color: var(--color-grade-t-text); }
.grade-badge--W { background: var(--color-grade-w-bg); color: var(--color-grade-w-text); }
.grade-badge--X { background: var(--color-grade-x-bg); color: var(--color-grade-x-text); }

/* 태그 (필터 칩) */
.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  padding: 4px 12px;
  font-size: var(--text-sm);
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              border-color var(--transition-fast);
}

.tag:hover,
.tag.is-active {
  background: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

/* ==========================================================================
   탭 (Tabs)
   ========================================================================== */

.tabs {
  display: flex;
  gap: var(--spacing-1);
  border-bottom: 2px solid var(--color-border-light);
  margin-bottom: var(--spacing-6);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tabs__item {
  padding: var(--spacing-3) var(--spacing-5);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--color-text-light);
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--transition-fast),
              border-color var(--transition-fast);
}

.tabs__item:hover {
  color: var(--color-primary);
}

.tabs__item.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: var(--font-semibold);
}

.tabs__panel {
  display: none;
}

.tabs__panel.is-active {
  display: block;
}

/* ==========================================================================
   아코디언 (Accordion)
   ========================================================================== */

.accordion {
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.accordion__item {
  border-bottom: 1px solid var(--color-border-light);
}

.accordion__item:last-child {
  border-bottom: none;
}

.accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--spacing-4) var(--spacing-5);
  font-size: var(--text-md);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  background: var(--color-bg-white);
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background-color var(--transition-fast);
}

.accordion__trigger:hover {
  background: var(--color-bg-alt);
}

.accordion__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.accordion__item.is-open .accordion__icon {
  transform: rotate(180deg);
}

.accordion__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base) ease-out;
}

.accordion__body {
  padding: 0 var(--spacing-5) var(--spacing-5);
  font-size: var(--text-base);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
}

/* ==========================================================================
   모달 (Modal)
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: var(--color-bg-overlay);
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-backdrop.is-active {
  opacity: 1;
  visibility: visible;
}

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base),
              visibility var(--transition-base),
              transform var(--transition-base);
  overflow-y: auto;
}

.modal.is-active {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, -50%) scale(1);
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-5) var(--spacing-6);
  border-bottom: 1px solid var(--color-border-light);
}

.modal__title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
}

.modal__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-circle);
  transition: background-color var(--transition-fast);
}

.modal__close:hover {
  background: var(--color-bg-light);
}

.modal__body {
  padding: var(--spacing-6);
}

.modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-3);
  padding: var(--spacing-4) var(--spacing-6);
  border-top: 1px solid var(--color-border-light);
}

/* 모달 활성 시 body 스크롤 방지 */
body.modal-open {
  overflow: hidden;
}

/* ==========================================================================
   토스트/알림 (Toast)
   ========================================================================== */

.toast-container {
  position: fixed;
  top: var(--spacing-6);
  right: var(--spacing-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-4) var(--spacing-5);
  min-width: 300px;
  max-width: 420px;
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-primary);
  animation: slideInRight var(--transition-base) ease-out;
}

.toast--success { border-left-color: var(--color-success); }
.toast--danger  { border-left-color: var(--color-danger); }
.toast--info    { border-left-color: var(--color-info); }

.toast__message {
  flex: 1;
  font-size: var(--text-base);
}

.toast__close {
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity var(--transition-fast);
}

.toast__close:hover {
  opacity: 1;
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@media (max-width: 767px) {
  .toast-container {
    top: auto;
    bottom: var(--spacing-4);
    right: var(--spacing-4);
    left: var(--spacing-4);
  }

  .toast {
    min-width: auto;
    max-width: none;
  }
}

/* ==========================================================================
   아이콘 박스 (Icon Box)
   ========================================================================== */

.icon-box {
  text-align: center;
  padding: var(--spacing-6);
}

.icon-box__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  border-radius: var(--radius-circle);
  color: var(--color-primary);
}

.icon-box__icon svg {
  width: 28px;
  height: 28px;
}

.icon-box__title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  margin-bottom: var(--spacing-2);
}

.icon-box__text {
  font-size: var(--text-base);
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
}

/* ==========================================================================
   카운터 (Animated Counter)
   ========================================================================== */

.counter {
  text-align: center;
  padding: var(--spacing-6);
}

.counter__number {
  font-size: var(--text-5xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  line-height: var(--leading-none);
  margin-bottom: var(--spacing-2);
}

.counter__label {
  font-size: var(--text-md);
  color: var(--color-text-light);
  font-weight: var(--font-medium);
}

/* ==========================================================================
   페이지네이션 (Pagination)
   ========================================================================== */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-1);
  margin-top: var(--spacing-8);
}

.pagination__item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 var(--spacing-2);
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              border-color var(--transition-fast);
}

.pagination__item:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pagination__item.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-white);
  font-weight: var(--font-semibold);
}

.pagination__item--disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* ==========================================================================
   이미지 라이트박스 (Lightbox)
   ========================================================================== */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox.is-active {
  opacity: 1;
  visibility: visible;
}

.lightbox__image {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.lightbox__close {
  position: absolute;
  top: var(--spacing-4);
  right: var(--spacing-4);
  color: var(--color-text-white);
  font-size: var(--text-2xl);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.lightbox__close:hover {
  opacity: 1;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-white);
  font-size: var(--text-3xl);
  padding: var(--spacing-4);
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.lightbox__nav:hover {
  opacity: 1;
}

.lightbox__nav--prev { left: var(--spacing-4); }
.lightbox__nav--next { right: var(--spacing-4); }

/* ==========================================================================
   로딩 스피너 (Loading)
   ========================================================================== */

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border-light);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-circle);
  animation: spin 0.8s linear infinite;
}

.spinner--sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.spinner--lg {
  width: 48px;
  height: 48px;
  border-width: 4px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   빈 상태 (Empty State)
   ========================================================================== */

.empty-state {
  text-align: center;
  padding: var(--spacing-16) var(--spacing-6);
}

.empty-state__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-6);
  color: var(--color-text-muted);
  opacity: 0.5;
}

.empty-state__title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  margin-bottom: var(--spacing-2);
}

.empty-state__text {
  font-size: var(--text-base);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-6);
}

/* ==========================================================================
   공통 CTA 섹션
   ========================================================================== */

.testimonials-cta {
  text-align: center;
}

.testimonials-cta__title {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  margin-bottom: var(--spacing-4);
}

.testimonials-cta__text {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto var(--spacing-6);
}

/* ==========================================================================
   섹션 라벨 (Section Label + Title 2단 패턴)
   ========================================================================== */

.section__label {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.section__title {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  line-height: var(--leading-tight);
  margin-bottom: var(--spacing-4);
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  line-height: var(--leading-normal);
  max-width: 640px;
}

.section__header--center {
  text-align: center;
}

.section__header--center .section__subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ==========================================================================
   스켈레톤 로딩 (Skeleton Loading)
   ========================================================================== */

.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-light) 25%,
    var(--color-bg-alt) 37%,
    var(--color-bg-light) 63%
  );
  background-size: 400% 100%;
  animation: skeleton-pulse 1.4s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

.skeleton--text {
  height: 14px;
  margin-bottom: 8px;
}

.skeleton--title {
  height: 24px;
  width: 60%;
  margin-bottom: 12px;
}

.skeleton--image {
  height: 200px;
  border-radius: var(--radius-lg);
}

.skeleton--card {
  height: 320px;
  border-radius: var(--radius-lg);
}

@keyframes skeleton-pulse {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

/* ==========================================================================
   스크롤 애니메이션 (Fade-in)
   ========================================================================== */

.fade-in-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* 딜레이 변형 */
.fade-in-up--delay-1 { transition-delay: 0.1s; }
.fade-in-up--delay-2 { transition-delay: 0.2s; }
.fade-in-up--delay-3 { transition-delay: 0.3s; }

/* ==========================================================================
   신뢰 지표 배너 (Trust Bar)
   ========================================================================== */

.trust-bar {
  background: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border-light);
  padding: var(--spacing-6) 0;
}

.trust-bar__inner {
  display: flex;
  justify-content: center;
  gap: var(--spacing-10);
  flex-wrap: wrap;
}

.trust-bar__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.trust-bar__icon {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.trust-bar__text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.trust-bar__text strong {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.trust-bar__text span {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .trust-bar__inner {
    gap: var(--spacing-6);
    justify-content: flex-start;
    padding: 0 var(--spacing-4);
  }
  .trust-bar__item {
    flex: 0 0 calc(33.333% - var(--spacing-4));
  }
}

/* ==========================================================================
   파트너 로고 (Partner Logos — 그레이스케일)
   ========================================================================== */

.partners__logo {
  opacity: 0.4;
  filter: grayscale(100%);
  transition: opacity var(--transition-base), filter var(--transition-base);
}

.partners__logo:hover {
  opacity: 0.85;
  filter: grayscale(0%);
}

/* ==========================================================================
   추천 카드 (Testimonial Card)
   ========================================================================== */

.testimonial-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-8);
  border: 1px solid var(--color-border-light);
  position: relative;
}

.testimonial-card::before {
  content: '\201C';
  font-size: 4rem;
  color: var(--color-primary-light);
  position: absolute;
  top: 16px;
  left: 24px;
  line-height: 1;
  font-family: Georgia, serif;
}

.testimonial-card__text {
  font-size: var(--text-md);
  line-height: 1.7;
  color: var(--color-text-secondary);
  font-style: italic;
  margin-bottom: var(--spacing-4);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-circle);
  object-fit: cover;
}

.testimonial-card__name {
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.testimonial-card__origin {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ==========================================================================
   호스트 인증 배지 (Verified Badge)
   ========================================================================== */

.verified-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-xs);
  color: var(--color-success);
  font-weight: var(--font-medium);
}

.verified-badge svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

/* ==========================================================================
   Agency 신청 폼 (apply.html, apply-personal-homestay.html 공유)
   ========================================================================== */

.apply-page { max-width: 960px; margin: 0 auto; padding: 40px 20px 80px; }
.apply-page__title { font-size: 1.75rem; font-weight: 600; margin-bottom: 8px; }
.apply-page__subtitle { color: #6b7280; margin-bottom: 32px; }

.form-section { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px;
  padding: 24px; margin-bottom: 20px; box-shadow: 0 1px 4px rgba(0,0,0,0.06); }
.form-section__header { font-size: 1.1rem; font-weight: 600; margin-bottom: 16px;
  padding-bottom: 12px; border-bottom: 2px solid var(--portal-agency, #2563EB); }

.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 0.875rem; font-weight: 600; margin-bottom: 6px; color: #374151; }
.form-label .required { color: #ef4444; margin-left: 2px; }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 9px 12px; border: 1px solid #d1d5db; border-radius: 8px;
  font-size: 0.9rem; box-sizing: border-box;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none; border-color: var(--portal-agency, #2563EB);
  box-shadow: 0 0 0 3px var(--portal-agency-light, rgba(37,99,235,0.1));
}
.form-textarea { resize: vertical; min-height: 100px; }

.age-group-list { display: flex; flex-wrap: wrap; gap: 12px; }
.age-group-item { display: flex; align-items: center; gap: 6px; }

.radio-group { display: flex; flex-wrap: wrap; gap: 16px; }
.radio-item { display: flex; align-items: center; gap: 6px; cursor: pointer; }

.form-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 20px; }
.btn-cancel { background: #f3f4f6; color: #374151; border: none; border-radius: 8px;
  padding: 12px 24px; font-weight: 600; cursor: pointer; text-decoration: none; display: inline-block; }
.btn-submit { background: var(--portal-agency, #2563EB); color: #fff; border: none;
  border-radius: 8px; padding: 12px 28px; font-weight: 600; cursor: pointer; }
.btn-submit:hover { background: var(--portal-agency-text, #1D4ED8); }
.btn-submit:disabled { opacity: 0.5; cursor: not-allowed; }

.form-error { color: #dc2626; font-size: 0.875rem; margin-top: 12px; display: none; }
.apply-page__back-link { color: #6b7280; text-decoration: none; font-size: 0.875rem; }
.form-section__subheader { font-size: 1rem; font-weight: 600; margin: 16px 0 12px; }
.form-consent-label { display: flex; align-items: center; gap: 8px; font-size: 0.9rem; cursor: pointer; }
.toast { position: fixed; bottom: 32px; left: 50%; transform: translateX(-50%);
  background: #1a1a1a; color: #fff; padding: 14px 28px; border-radius: 10px;
  font-weight: 500; z-index: 2000; opacity: 0; transition: opacity 0.3s; }
.toast.show { opacity: 1; }
.toast--error { background: #dc2626; }