/* ── GENERAL ─────────────────────────────────────── */
body {
    font-family: 'Segoe UI', sans-serif;
    background: #f5f5f5;
    color: #333;
}

a {
    text-decoration: none;
}

/* ── NAVBAR TOP ──────────────────────────────────── */
.navbar-top {
    background: #1a73e8;
    color: white;
    font-size: 13px;
    padding: 6px 0;
}

.navbar-main {
    background: #1a73e8;
    padding: 10px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

    .navbar-main .logo {
        font-size: 1.8rem;
        font-weight: 800;
        color: white;
        letter-spacing: -1px;
    }

        .navbar-main .logo span {
            color: #ffe082;
        }

.search-box {
    border-radius: 25px;
    overflow: hidden;
    border: none;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

    .search-box input {
        border: none;
        padding: 10px 18px;
        font-size: 14px;
        outline: none;
        flex: 1;
        min-width: 0;
    }

    .search-box button {
        background: #ff6b35;
        border: none;
        color: white;
        padding: 0 20px;
        font-size: 16px;
        cursor: pointer;
    }

        .search-box button:hover {
            background: #e55a25;
        }

.navbar-main .nav-icon {
    color: white;
    font-size: 13px;
    text-align: center;
    cursor: pointer;
}

    .navbar-main .nav-icon i {
        font-size: 20px;
        display: block;
    }

/* ── NAVBAR CATEGORY BAR ─────────────────────────── */
.category-bar {
    background: white;
    border-bottom: 2px solid #1a73e8;
    padding: 0;
}

    .category-bar a {
        color: #333;
        font-size: 14px;
        font-weight: 500;
        padding: 10px 16px;
        display: inline-block;
        transition: all 0.2s;
    }

        .category-bar a:hover,
        .category-bar a.active {
            color: #1a73e8;
            border-bottom: 2px solid #1a73e8;
        }

/* ── BANNER / CAROUSEL ───────────────────────────── */
.banner-wrapper {
    position: relative;
    width: 100%;
    height: 350px;
    overflow: hidden;
}

.banner-img {
    width: 100%;
    height: 350px;
    object-fit: cover;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 45%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 40px;
    background: linear-gradient(90deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.15) 80%, rgba(0,0,0,0) 100%);
    color: #fff;
}

    .banner-overlay h2 {
        font-size: 2rem;
        margin-bottom: 8px;
    }

    .banner-overlay p {
        font-size: 1rem;
        margin-bottom: 16px;
    }

@media (max-width: 768px) {
    .banner-wrapper, .banner-img {
        height: 220px;
    }

    .banner-overlay {
        width: 100%;
        padding: 0 20px;
        background: rgba(0,0,0,0.5);
    }

        .banner-overlay h2 {
            font-size: 1.3rem;
        }

        .banner-overlay p {
            font-size: 0.85rem;
        }
}
/* ── PROMO BAR ───────────────────────────────────── */
.promo-bar a {
    display: block;
    width: 100%;
}

.promo-bar .promo-item {
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    cursor: pointer;
    border-radius: 8px;
    padding: 8px;
}

    .promo-bar .promo-item:hover {
        transform: translateY(-2px);
        box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    }
.promo-bar {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 20px 10px;
}

    .promo-bar .promo-item {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 8px;
        border-radius: 8px;
        transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
        cursor: pointer;
    }

        .promo-bar .promo-item:hover {
            background: #f8f9fb;
            transform: translateY(-2px);
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        }

    .promo-bar .icon {
        font-size: 1.6rem;
        flex-shrink: 0;
    }

/* Đường kẻ phân cách giữa các mục, chỉ hiện trên desktop */
@media (min-width: 768px) {
    .promo-bar .col-md-3 {
        position: relative;
    }

        .promo-bar .col-md-3:not(:last-child)::after {
            content: "";
            position: absolute;
            top: 15%;
            right: 0;
            height: 70%;
            width: 1px;
            background: #e5e7eb;
        }
}
/* ── SECTION TITLE ───────────────────────────────── */
.section-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #222;
    border-left: 4px solid #1a73e8;
    padding-left: 12px;
    margin-bottom: 16px;
}

/* ── PRODUCT CARD ────────────────────────────────── */
.product-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid #eee;
    height: 100%;
}

    .product-card:hover {
        transform: translateY(-4px);
        box-shadow: 0 8px 20px rgba(0,0,0,0.12);
    }

    .product-card .img-wrap {
        position: relative;
        overflow: hidden;
        background: #f9f9f9;
    }

        .product-card .img-wrap img {
            width: 100%;
            height: 190px;
            object-fit: cover;
            transition: transform 0.3s;
        }

    .product-card:hover .img-wrap img {
        transform: scale(1.05);
    }

    .product-card .img-placeholder {
        height: 190px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 3rem;
        background: #f0f4ff;
    }

    .product-card .card-body {
        padding: 12px;
    }

    .product-card .product-name {
        font-size: 13px;
        font-weight: 600;
        color: #333;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        min-height: 40px;
        margin-bottom: 8px;
    }

    .product-card .price {
        color: #e53935;
        font-weight: 700;
        font-size: 15px;
    }

    .product-card .btn-add-cart {
        background: #1a73e8;
        color: white;
        border: none;
        border-radius: 6px;
        padding: 7px 0;
        font-size: 13px;
        width: 100%;
        cursor: pointer;
        transition: background 0.2s;
        margin-top: 8px;
    }

        .product-card .btn-add-cart:hover {
            background: #1557b0;
        }

/* ── CATEGORY CARD ───────────────────────────────── */
.cat-card {
    background: white;
    border-radius: 10px;
    padding: 16px 10px;
    text-align: center;
    border: 1px solid #eee;
    transition: all 0.2s;
    cursor: pointer;
}

    .cat-card:hover {
        border-color: #1a73e8;
        box-shadow: 0 4px 12px rgba(26,115,232,0.15);
        transform: translateY(-2px);
    }

    .cat-card .cat-icon {
        font-size: 2.2rem;
    }

    .cat-card .cat-name {
        font-size: 13px;
        font-weight: 600;
        color: #333;
        margin-top: 8px;
    }

/* ── FOOTER ──────────────────────────────────────── */
.site-footer {
    background: #1a1a2e;
    color: #ccc;
    padding: 40px 0 20px;
    margin-top: 50px;
    font-size: 14px;
}

    .site-footer h6 {
        color: white;
        font-weight: 700;
        margin-bottom: 14px;
        text-transform: uppercase;
        font-size: 13px;
    }

    .site-footer a {
        color: #aaa;
        display: block;
        margin-bottom: 6px;
        transition: color 0.2s;
    }

        .site-footer a:hover {
            color: white;
        }

    .site-footer .footer-bottom {
        border-top: 1px solid #333;
        margin-top: 30px;
        padding-top: 16px;
        text-align: center;
        font-size: 12px;
        color: #888;
    }

/* ── CART BADGE ──────────────────────────────────── */
.cart-badge {
    position: absolute;
    top: -6px;
    right: -8px;
    background: #ff6b35;
    color: white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

/* ── STAR RATING ─────────────────────────────────── */
.star-label {
    transition: color 0.15s;
}

    .star-label:hover {
        color: #f59e0b !important;
    }

    .form-check-input:checked ~ .star-label,
    .star-label.active {
        color: #f59e0b !important;
    }
.chatbot-bubble {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #0d6efd;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    cursor: grab;
    box-shadow: 0 4px 14px rgba(0,0,0,0.25);
    z-index: 1050;
    transition: transform 0.15s ease;
    touch-action: none;
    user-select: none;
}

    .chatbot-bubble:active {
        cursor: grabbing;
    }

    .chatbot-bubble:hover {
        transform: scale(1.08);
    }
.chatbot-window {
    position: fixed;
    bottom: 100px;
    right: 24px;
    width: 340px;
    height: 460px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1050;
}

.chatbot-header {
    background: #0d6efd;
    color: #fff;
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: bold;
}

.chatbot-messages {
    flex: 1;
    padding: 12px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: #f8f9fb;
}

.chatbot-msg {
    max-width: 80%;
    padding: 8px 12px;
    border-radius: 10px;
    font-size: 13.5px;
    line-height: 1.4;
    white-space: pre-wrap;
}

    .chatbot-msg.bot {
        background: #e9ecef;
        align-self: flex-start;
        border-bottom-left-radius: 2px;
    }

    .chatbot-msg.user {
        background: #0d6efd;
        color: #fff;
        align-self: flex-end;
        border-bottom-right-radius: 2px;
    }

    .chatbot-msg.typing {
        font-style: italic;
        color: #888;
    }

.chatbot-input-area {
    display: flex;
    border-top: 1px solid #eee;
    padding: 8px;
    gap: 6px;
}

    .chatbot-input-area input {
        flex: 1;
        border: 1px solid #ddd;
        border-radius: 20px;
        padding: 8px 14px;
        font-size: 13.5px;
        outline: none;
    }

    .chatbot-input-area button {
        background: #0d6efd;
        color: #fff;
        border: none;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        cursor: pointer;
    }

@media (max-width: 480px) {
    .chatbot-window {
        width: 92vw;
        right: 4vw;
        height: 70vh;
    }
}