:root { 
    /* Bảng màu Cà phê - Sang trọng, ấm áp */
    --cf-primary: #8C5A35; /* Nâu Caramel / Mocha */
    --cf-primary-hover: #6B4222; /* Nâu đậm hơn khi hover */
    --cf-primary-light: #F4EBE1; /* Màu kem sữa (Foam) */
    --cf-dark: #2E1C11; /* Nâu đen Espresso */
    --cf-gray-text: #85756A; /* Nâu xám nhẹ */
    --cf-bg: #FAF6F0; /* Nền trắng kem */
    --cf-card: #FFFFFF;
    
    /* Variables cho hiệu ứng */
    --smooth-transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

body { 
    font-family: 'Nunito', sans-serif; 
    background: var(--cf-bg); 
    color: var(--cf-dark); 
    -webkit-font-smoothing: antialiased;
    position: relative;
    overflow-x: hidden;
}

/* Background tạo điểm nhấn tone cà phê */
.menu-background-accent {
    position: absolute;
    top: -10%;
    left: 50%;
    transform: translateX(-50%);
    width: 100vw;
    height: 60vh;
    background: radial-gradient(circle, rgba(140, 90, 53, 0.08) 0%, rgba(250, 246, 240, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

/* Typography */
.fw-black { font-weight: 900; }
.title-main {
    font-family: 'Outfit', sans-serif;
    color: var(--cf-dark);
    letter-spacing: -1px;
    text-shadow: 0 4px 12px rgba(46, 28, 17, 0.05);
}
.subtitle-main {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--cf-primary);
    margin-top: 10px;
}

/* Search UI */
.search-box {
    position: relative;
    max-width: 500px;
    width: 100%;
}
.search-box input {
    width: 100%;
    padding: 16px 24px 16px 54px;
    border-radius: 50px;
    border: none;
    background: var(--cf-card);
    font-family: 'Nunito', sans-serif;
    font-size: 16px;
    font-weight: 600;
    color: var(--cf-dark);
    box-shadow: 0 8px 25px rgba(46, 28, 17, 0.04);
    transition: var(--smooth-transition);
    outline: none;
}
.search-box input::placeholder {
    color: #BBAEA6;
    font-weight: 500;
}
.search-box input:focus {
    box-shadow: 0 12px 30px rgba(140, 90, 53, 0.15);
    transform: translateY(-2px);
}
.search-box .search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    color: #BBAEA6;
    transition: var(--smooth-transition);
    pointer-events: none;
}
.search-box input:focus ~ .search-icon {
    color: var(--cf-primary);
}

/* Filter UI */
.filter-container {
    padding-bottom: 20px;
}
.filter-btn { 
    border: none; 
    background: var(--cf-card); 
    font-family: 'Nunito', sans-serif;
    font-size: 16px; 
    font-weight: 700;
    padding: 12px 28px;
    border-radius: 50px; 
    color: var(--cf-gray-text);
    transition: var(--smooth-transition); 
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}
.filter-btn:hover {
    color: var(--cf-primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(140, 90, 53, 0.1);
}
.filter-btn.active { 
    background: var(--cf-primary); 
    color: white; 
    box-shadow: 0 8px 25px rgba(140, 90, 53, 0.35);
}

/* Card UI */
.card-drink { 
    border: none; 
    background: var(--cf-card); 
    border-radius: 28px; 
    overflow: hidden;
    transition: var(--smooth-transition); 
    height: 100%; 
    display: flex; 
    flex-direction: column; 
    box-shadow: 0 8px 25px rgba(46, 28, 17, 0.04);
    cursor: pointer;
    position: relative;
    padding: 12px; 
}
.card-drink:hover { 
    transform: translateY(-10px); 
    box-shadow: 0 18px 40px rgba(46, 28, 17, 0.08); 
}

/* Image Wrapper */
.img-wrapper { 
    width: 100%; 
    height: 240px; 
    border-radius: 20px; 
    overflow: hidden; 
    background: var(--cf-primary-light); 
    position: relative;
}
.img-wrapper img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
    transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.card-drink:hover .img-wrapper img {
    transform: scale(1.08);
}
.empty-img {
    font-size: 4rem;
    color: var(--cf-primary);
    opacity: 0.5;
}

/* Drink Info */
.drink-info { 
    padding: 20px 10px 10px 10px; 
    flex-grow: 1; 
    display: flex; 
    flex-direction: column; 
}
.drink-title { 
    font-family: 'Outfit', sans-serif;
    font-size: 24px; 
    font-weight: 700;
    margin-bottom: 4px; 
    color: var(--cf-dark); 
    line-height: 1.2;
}
.drink-category {
    font-size: 14px;
    color: var(--cf-gray-text);
    font-weight: 600;
    margin-bottom: 15px;
}

/* Khu vực giá và nút thêm */
.action-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 10px;
    border-top: 1px dashed rgba(46, 28, 17, 0.08);
}
.drink-price {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    color: var(--cf-primary);
    font-size: 1.5rem; 
}

/* Nút Thêm Vào Giỏ */
.btn-add { 
    width: 48px;
    height: 48px;
    border-radius: 16px; 
    border: none; 
    background: var(--cf-primary); 
    color: white; 
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0; 
    transition: var(--smooth-transition); 
    box-shadow: 0 6px 15px rgba(140, 90, 53, 0.25);
}
.btn-add svg {
    transition: transform 0.3s ease;
}
.btn-add:hover { 
    background: var(--cf-dark); 
    color: white; 
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(46, 28, 17, 0.3);
}
.btn-add:hover svg {
    transform: rotate(90deg);
}
/* =========================================
   CUSTOM TOAST NOTIFICATION (THÔNG BÁO)
   ========================================= */
#toast-container {
    position: fixed;
    top: 90px; /* Nằm dưới thanh navbar một chút */
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none; /* Để không bị cản trở click ở dưới */
}

.custom-toast {
    background: #FFFFFF;
    border-left: 6px solid var(--cf-primary);
    border-radius: 16px;
    box-shadow: 0 10px 35px rgba(46, 28, 17, 0.12);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 320px;
    max-width: 400px;
    transform: translateX(120%);
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55); /* Hiệu ứng nảy nhẹ (bounce) */
    pointer-events: auto;
}

.custom-toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast-icon-wrap {
    background: var(--cf-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 10px rgba(140, 90, 53, 0.3);
}

.toast-content {
    display: flex;
    flex-direction: column;
}

.toast-title {
    margin: 0;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    color: var(--cf-dark);
    font-size: 16px;
}

.toast-msg {
    margin: 0;
    font-size: 14px;
    color: var(--cf-gray-text);
    font-weight: 600;
    margin-top: 3px;
}