/**
 * Kimsaem Insta - Responsive 3x4 Pastel Gallery & Instagram Theme CSS
 */

:root {
    --ks-primary: #6366F1;
    --ks-primary-hover: #4F46E5;
    --ks-primary-light: rgba(99, 102, 241, 0.12);
    --ks-gradient-card: linear-gradient(135deg, #F8FAFC 0%, #EEF2FF 100%);
    --ks-text-accent: #4338CA;
    --ks-radius: 16px;
    --ks-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    --ks-shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.12);
}

/* ==========================================================================
   1. 파스텔 테마 5종 프리셋
   ========================================================================== */
/* 파스텔 바이올렛 (기본값) */
.ks-theme-pastel_violet {
    --ks-primary: #6366F1;
    --ks-primary-hover: #4F46E5;
    --ks-primary-light: rgba(99, 102, 241, 0.12);
    --ks-gradient-card: linear-gradient(135deg, #F8FAFC 0%, #EEF2FF 100%);
    --ks-text-accent: #4338CA;
    --ks-chip-bg: rgba(99, 102, 241, 0.14);
}

/* 파스텔 스카이블루 */
.ks-theme-pastel_blue {
    --ks-primary: #38BDF8;
    --ks-primary-hover: #0284C7;
    --ks-primary-light: rgba(56, 189, 248, 0.14);
    --ks-gradient-card: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 100%);
    --ks-text-accent: #0369A1;
    --ks-chip-bg: rgba(56, 189, 248, 0.15);
}

/* 파스텔 민트 */
.ks-theme-pastel_mint {
    --ks-primary: #10B981;
    --ks-primary-hover: #059669;
    --ks-primary-light: rgba(16, 185, 129, 0.12);
    --ks-gradient-card: linear-gradient(135deg, #F0FDF4 0%, #D1FAE5 100%);
    --ks-text-accent: #065F46;
    --ks-chip-bg: rgba(16, 185, 129, 0.14);
}

/* 파스텔 피치 */
.ks-theme-pastel_peach {
    --ks-primary: #FB923C;
    --ks-primary-hover: #EA580C;
    --ks-primary-light: rgba(251, 146, 60, 0.14);
    --ks-gradient-card: linear-gradient(135deg, #FFF7ED 0%, #FFEDD5 100%);
    --ks-text-accent: #C2410C;
    --ks-chip-bg: rgba(251, 146, 60, 0.15);
}

/* 파스텔 로즈핑크 */
.ks-theme-pastel_pink {
    --ks-primary: #F472B6;
    --ks-primary-hover: #DB2777;
    --ks-primary-light: rgba(244, 114, 182, 0.14);
    --ks-gradient-card: linear-gradient(135deg, #FDF2F8 0%, #FCE7F3 100%);
    --ks-text-accent: #BE185D;
    --ks-chip-bg: rgba(244, 114, 182, 0.15);
}

/* ==========================================================================
   2. 게시판 컨테이너 베이스
   ========================================================================== */
.ks-insta-board-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 16px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: #1e293b;
    box-sizing: border-box;
}

/* 헤더 영역 */
.ks-insta-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    margin-bottom: 24px;
    border-bottom: 1px solid #e2e8f0;
    flex-wrap: wrap;
    gap: 16px;
}
.ks-insta-title {
    font-size: 1.6rem;
    font-weight: 800;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}
.ks-insta-title svg {
    color: var(--ks-primary);
}

/* 액션 버튼들 */
.ks-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 9999px;
    border: 1px solid #e2e8f0;
    background: #ffffff;
    color: #475569;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
}
.ks-btn:hover {
    border-color: var(--ks-primary);
    color: var(--ks-primary);
}
.ks-btn-primary {
    background: var(--ks-primary);
    border-color: var(--ks-primary);
    color: #ffffff !important;
    box-shadow: 0 4px 12px var(--ks-primary-light);
}
.ks-btn-primary:hover {
    background: var(--ks-primary-hover);
    border-color: var(--ks-primary-hover);
    transform: translateY(-1px);
}

/* ==========================================================================
   3. 3x4 반응형 갤러리 그리드 (PC 3열 = 3x4 총 12개)
   ========================================================================== */
.ks-insta-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* PC: 기본 3열 (3x4 = 12개) */
    gap: 24px;
    margin-bottom: 40px;
}

@media (max-width: 1023px) {
    .ks-insta-grid {
        grid-template-columns: repeat(2, 1fr); /* 태블릿: 2열 */
        gap: 20px;
    }
}
@media (max-width: 639px) {
    .ks-insta-grid {
        grid-template-columns: 1fr; /* 모바일: 1열 */
        gap: 20px;
    }
}

/* 갤러리 카드 */
.ks-insta-card {
    background: #ffffff;
    border-radius: var(--ks-radius);
    overflow: hidden;
    box-shadow: var(--ks-shadow);
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(226, 232, 240, 0.7);
}
.ks-insta-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--ks-shadow-hover);
    border-color: var(--ks-primary-light);
}

/* 카드 미디어 래퍼 */
.ks-media-box {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: #f1f5f9;
}
.ks-media-box.ratio_natural {
    aspect-ratio: auto;
    min-height: 240px;
}
.ks-media-box.ratio_square {
    aspect-ratio: 1 / 1;
}
.ks-media-box.ratio_portrait {
    aspect-ratio: 4 / 5;
}
.ks-media-box.ratio_landscape {
    aspect-ratio: 16 / 9;
}

.ks-media-thumb {
    width: 100%;
    height: 100%;
    object-fit: contain; /* 크롭 없이 전체 크기 표시 (기본값) */
    background: #f8fafc;
    display: block;
    transition: transform 0.35s ease;
}
.ks-media-thumb.fit-cover {
    object-fit: cover;
}
.ks-media-thumb.fit-contain {
    object-fit: contain;
}
.ks-insta-card:hover .ks-media-thumb {
    transform: scale(1.03);
}

/* 동영상 릴스 플레이 뱃지 */
.ks-play-badge {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 32px;
    height: 32px;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(4px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    z-index: 2;
}

/* ==========================================================================
   4. [핵심 Fallback] 썸네일 부재 시 감성 텍스트 타이포그래피 카드
   ========================================================================== */
.ks-fallback-typography {
    width: 100%;
    height: 100%;
    background: var(--ks-gradient-card);
    padding: 24px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}
.ks-fallback-watermark {
    position: absolute;
    right: -10px;
    bottom: -10px;
    width: 90px;
    height: 90px;
    color: var(--ks-primary);
    opacity: 0.08;
    pointer-events: none;
}
.ks-fallback-quote {
    font-size: 36px;
    line-height: 1;
    color: var(--ks-primary);
    opacity: 0.35;
    font-family: Georgia, serif;
    font-weight: 700;
}
.ks-fallback-body-text {
    font-size: 1.15rem;
    font-weight: 750;
    line-height: 1.55;
    color: var(--ks-text-accent);
    word-break: keep-all;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    margin: 8px 0;
}
.ks-fallback-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: auto;
}
.ks-chip {
    display: inline-block;
    padding: 3px 8px;
    background: var(--ks-chip-bg);
    color: var(--ks-text-accent);
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

/* 카드 하단 정보 */
.ks-card-desc {
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.ks-card-caption-title {
    font-size: 15px;
    font-weight: 700;
    line-height: 1.45;
    margin: 0 0 10px 0;
    color: #1e293b;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.ks-card-info-bottom {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: #64748b;
}

/* ==========================================================================
   5. 글쓰기 화면 인스타그램 자동 수집 툴바
   ========================================================================== */
.ks-insta-fetch-bar {
    background: var(--ks-gradient-card);
    border: 1px solid var(--ks-primary-light);
    border-radius: var(--ks-radius);
    padding: 20px;
    margin-bottom: 24px;
}
.ks-insta-fetch-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 15px;
    font-weight: 700;
    color: var(--ks-text-accent);
}
.ks-insta-input-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}
.ks-insta-input {
    flex: 1;
    min-width: 280px;
    padding: 12px 16px;
    font-size: 14px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    outline: none;
    transition: border-color 0.2s;
    background: #ffffff;
}
.ks-insta-input:focus {
    border-color: var(--ks-primary);
    box-shadow: 0 0 0 3px var(--ks-primary-light);
}
.ks-fetch-status {
    margin-top: 10px;
    font-size: 13px;
    display: none;
}
.ks-fetch-status.info {
    display: block;
    color: #0284c7;
}
.ks-fetch-status.success {
    display: block;
    color: #059669;
    font-weight: 600;
}
.ks-fetch-status.error {
    display: block;
    color: #dc2626;
    font-weight: 600;
}
.ks-spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.8s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ==========================================================================
   6. 페이지네이션
   ========================================================================== */
.ks-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    margin: 30px 0;
}
.ks-page-btn {
    min-width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    background: #ffffff;
    color: #475569;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}
.ks-page-btn:hover {
    border-color: var(--ks-primary);
    color: var(--ks-primary);
}
.ks-page-btn.active {
    background: var(--ks-primary);
    border-color: var(--ks-primary);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--ks-primary-light);
}

/* ==========================================================================
   7. 뷰 스위처 (갤러리 / 텍스트 스타일) & 텍스트 테이블
   ========================================================================== */
.ks-view-switcher {
    display: inline-flex;
    background: #f1f5f9;
    padding: 4px;
    border-radius: 10px;
    gap: 4px;
}
.ks-switch-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    text-decoration: none;
    border-radius: 7px;
    color: #64748b;
    transition: all 0.2s ease;
}
.ks-switch-btn:hover {
    color: var(--ks-primary);
}
.ks-switch-btn.active {
    background: #ffffff;
    color: var(--ks-primary);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.ks-table-wrap {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: var(--ks-radius);
    overflow-x: auto;
    box-shadow: var(--ks-shadow);
    margin-bottom: 30px;
}
.ks-list-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 14px;
}
.ks-list-table th {
    background: #f8fafc;
    border-bottom: 1px solid #e2e8f0;
    color: #475569;
    font-weight: 600;
}
.ks-list-table td {
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
}