/**
 * Story 2.2 · 收藏功能样式
 *
 * 心形按钮（详情页 .btn-favorite + 卡片角标 .btn-favorite-corner）+ 收藏页
 */

/* ── 详情页心形按钮 ───────────────────────── */
.btn-favorite {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    background: #fff;
    border: 1px solid #d3d9e1;
    border-radius: 4px;
    color: #5a6776;
    font-size: 14px;
    cursor: pointer;
    transition: color .2s, border-color .2s, background .2s, transform .15s;
    font-family: inherit;
}
.btn-favorite i {
    color: #8a96a3;
    transition: color .2s, transform .2s;
}
.btn-favorite:hover:not(:disabled) {
    border-color: #e74c3c;
    color: #e74c3c;
}
.btn-favorite:hover i { color: #e74c3c; }
.btn-favorite.is-active {
    border-color: #e74c3c;
    background: #fff5f4;
    color: #e74c3c;
}
.btn-favorite.is-active i { color: #e74c3c; }
.btn-favorite:disabled { opacity: 0.6; cursor: progress; }

/* ── 卡片右上角心形角标 ──────────────────────── */
.product-card { position: relative; }
.btn-favorite-corner {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 32px;
    height: 32px;
    background: rgba(255,255,255,0.92);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #8a96a3;
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
    transition: color .2s, background .2s, transform .15s;
    z-index: 2;
    padding: 0;
}
.btn-favorite-corner i { font-size: 14px; }
.btn-favorite-corner:hover:not(:disabled) {
    background: #fff;
    color: #e74c3c;
    transform: scale(1.08);
}
.btn-favorite-corner.is-active { color: #e74c3c; }

/* ── 心跳动画 ──────────────────────────────── */
@keyframes hosemall-heart-pulse {
    0%, 100% { transform: scale(1); }
    30%      { transform: scale(1.25); }
    60%      { transform: scale(0.95); }
}
.btn-favorite.is-pulsing i,
.btn-favorite-corner.is-pulsing { animation: hosemall-heart-pulse .6s ease; }

/* ── 收藏页 ───────────────────────────────── */
.page-favorites {
    padding: 40px 0 60px;
}
.page-favorites .favorites-header {
    text-align: center;
    margin-bottom: 32px;
}
.page-favorites .favorites-header h1 {
    font-size: 28px;
    color: #1a3a5f;
    margin: 0 0 8px;
}
.page-favorites .favorites-header p {
    color: #5a6776;
    font-size: 14px;
}
.page-favorites .favorites-grid,
.page-favorites #favoritesGrid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}
.page-favorites .favorites-empty {
    text-align: center;
    padding: 80px 20px;
    color: #8a96a3;
}
.page-favorites .favorites-empty i {
    font-size: 64px;
    color: #d3d9e1;
    margin-bottom: 16px;
    display: block;
}
.page-favorites .favorites-empty p {
    font-size: 15px;
    margin: 0 0 16px;
}
.page-favorites .favorites-empty a {
    color: #2c5fa0;
    text-decoration: underline;
}

/* 移除动画 */
.product-card.is-removing {
    opacity: 0;
    transform: scale(0.92);
    transition: opacity .25s, transform .25s;
    pointer-events: none;
}