/* css/index.css */

/* --- 상단 헤더 (Glassmorphism) --- */
.glass-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    padding: 15px 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    margin: 0;
}

.nav-links {
    display: flex;
    gap: 15px;
    align-items: center;
}

.greeting {
    color: #fff;
    font-weight: 600;
    margin-right: 10px;
}

.nav-btn {
    text-decoration: none;
    color: #fff;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.4);
    transition: var(--transition-speed);
    cursor: pointer;
    font-size: 0.9rem;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

.logout {
    background: rgba(255, 107, 107, 0.3);
    border-color: rgba(255, 107, 107, 0.5);
}

.logout:hover {
    background: rgba(255, 107, 107, 0.6);
}

/* --- 메인 컨테이너 --- */
.main-container {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
}

/* 필터 요약 패널 */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: var(--glass-shadow);
}

.glass-panel h3 {
    margin-bottom: 15px;
    color: #333;
}

.tags-container {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.badge {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: bold;
    color: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.score-badge { background: linear-gradient(135deg, #f6d365 0%, #fda085 100%); }
.genre-badge { background: linear-gradient(135deg, var(--primary-color), var(--primary-hover)); }

/* --- 카드 그리드 레이아웃 --- */
.card-grid {
    display: grid;
    /* 화면 크기에 맞춰 카드가 알아서 줄바꿈되게 설정 (반응형) */
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 25px;
}

/* --- 개별 애니메이션 카드 (Glassmorphism) --- */
.anime-card {
    position: relative;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
    transition: all 0.4s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

/* 카드 호버(마우스 올렸을 때) 둥둥 뜨는 효과 */
.anime-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.8);
}

/* 포스터 이미지 영역 */
.card-image-wrap {
    position: relative;
    width: 100%;
    padding-top: 140%; /* 포스터 비율 맞추기 */
    overflow: hidden;
}

.card-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.anime-card:hover .card-image {
    transform: scale(1.05); /* 마우스 올리면 이미지 살짝 확대 */
}

/* 하트(보고싶다) 버튼 */
.heart-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.8);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.2rem;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); /* 통통 튀는 애니메이션 */
    z-index: 10;
}

.heart-btn:hover {
    transform: scale(1.15);
}

.heart-btn.active {
    background: #ff4757;
    color: white;
}

/* 카드 내용 영역 */
.card-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 10px;
    color: #222;
    /* 제목이 길면 ...으로 자르기 */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.card-score {
    font-weight: bold;
    color: #ff9f43;
    font-size: 0.95rem;
}

.card-genres {
    font-size: 0.8rem;
    color: #555;
    background: rgba(255,255,255,0.5);
    padding: 3px 8px;
    border-radius: 10px;
}

/* AI 추천 코멘트 영역 */
.ai-comment {
    background: rgba(255, 255, 255, 0.4);
    border-radius: 10px;
    padding: 12px;
    font-size: 0.85rem;
    color: #333;
    line-height: 1.5;
    margin-top: auto; /* 항상 카드 맨 아래에 위치 */
    border-left: 3px solid var(--primary-color);
}

/* --- 로딩 스피너 --- */
.loader {
    text-align: center;
    padding: 50px 0;
    color: #fff;
    font-weight: bold;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 1s infinite linear;
    margin: 0 auto 15px auto;
}

@keyframes spin { 100% { transform: rotate(360deg); } }
.hidden { display: none; }

/* --- 📱 모바일 반응형 (화면 폭 480px 이하) --- */
@media (max-width: 480px) {
    .header-container {
        flex-direction: column; /* 헤더 메뉴를 세로로 배치 */
        gap: 12px;
    }

    .nav-links {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap; /* 메뉴가 넘치면 줄바꿈 */
    }

    .card-grid {
        /* 모바일에서는 무조건 1열로 카드 배치 */
        grid-template-columns: 1fr; 
    }
    
    .tags-container {
        justify-content: center;
    }
}