/* LAYOUT */
.san-pham-container {
    display: flex;
    padding: 30px;
    gap: 30px;
}

/* FILTER */
.bo-loc {
    width: 250px;
}

.muc-loc {
    margin-bottom: 25px;
}

.muc-loc h4 {
    margin-bottom: 10px;
    font-size: 14px;
}

.muc-loc label {
    display: block;
    font-size: 13px;
    margin-bottom: 5px;
}

/* MÀU */
.mau-sac {
    display: flex;
    gap: 10px;
}

.mau-sac span {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1px solid #ccc;
}

.den { background: black; }
.xam { background: gray; }
.xanh { background: blue; }
.do { background: red; }

/* SIZE */
.size span {
    display: inline-block;
    border: 1px solid #ccc;
    padding: 5px 10px;
    margin: 3px;
    cursor: pointer;
}

/* PRODUCTS GRID */
.danh-sach-san-pham {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

/* CARD */
.san-pham {
    background: #fff;
    padding: 10px;
    text-align: center;
    transition: 0.3s;
}

.san-pham:hover {
    transform: translateY(-5px);
}

.san-pham img {
    width: 100%;
}

.ten {
    font-size: 14px;
    margin: 10px 0 5px;
}

.gia {
    font-weight: bold;
}
/* KHUNG BỘ LỌC */
.bo-loc {
    width: 260px;
    background: #fff;
    border: 1px solid #ddd;
    padding: 15px;
}

/* MỖI MỤC LỌC */
.muc-loc {
    border-bottom: 1px solid #ddd;
    padding: 15px 0;
}

/* Bỏ border cuối */
.muc-loc:last-child {
    border-bottom: none;
}

/* TIÊU ĐỀ */
.muc-loc h4 {
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Thêm dấu - bên phải */
.muc-loc h4::after {
    content: "-";
    font-size: 18px;
}

/* CHECKBOX */
.muc-loc label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
}

/* MÀU */
.mau-sac {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.mau-sac span {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1px solid #ccc;
    cursor: pointer;
}

/* SIZE GRID GIỐNG HÌNH */
.size {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
}

.size span {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: center;
    font-size: 12px;
    cursor: pointer;
}

.size span:hover {
    border-color: black;
}