/**
 * Loading Spinner Styles
 * 로딩 스피너 전용 스타일
 */

/* ===========================================
   로딩 스피너 스타일
   =========================================== */

.loading-spinner {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 3rem 1rem;
    min-height: 200px;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--theme-main-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    margin-top: 1rem;
    font-size: var(--theme-font-size-body);
    color: var(--theme-text-color);
    font-family: var(--theme-font-normal);
    text-align: center;
}

/* 스피너 애니메이션 */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===========================================
   새로고침 버튼 스피너 애니메이션
   =========================================== */

.refresh-btn.spinning i {
    animation: spin 1s linear infinite;
}

/* ===========================================
   작은 인라인 스피너
   =========================================== */

.spinner-small {
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid var(--theme-main-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    display: inline-block;
    margin-right: 0.5rem;
}

/* ===========================================
   오버레이 로딩
   =========================================== */

.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 999;
    border-radius: inherit;
}

.loading-overlay .spinner {
    width: 40px;
    height: 40px;
    border-width: 3px;
}

/* 카드에 relative 포지션 추가 (오버레이용) */
.card.loading {
    position: relative;
}