/* Global Styles */
:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --info-color: #0dcaf0;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    line-height: 1.6;
}

/* Transitions */
.product-card,
.designer-card,
.factory-card,
.color-option,
.thumbnails .thumbnail {
    transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.3s ease, border-color 0.3s ease;
}

/* Product Cards */
.product-card {
    position: relative;
    overflow: hidden;
}

    .product-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    }

.designer-name {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.price {
    font-weight: 600;
    color: var(--primary-color);
}

/* Designer Cards */
.designer-card:hover {
    transform: translateY(-5px);
}

/* Step Icons */
.step-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background-color: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: var(--primary-color);
}

/* Product Detail Page */
.thumbnails .thumbnail {
    cursor: pointer;
    opacity: 0.7;
    border: 2px solid transparent;
}

    .thumbnails .thumbnail:hover,
    .thumbnails .thumbnail.active {
        opacity: 1;
    }

    .thumbnails .thumbnail.active {
        border-color: var(--primary-color);
    }

/* Color Options */
.color-option {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
}

    .color-option:hover,
    .color-option.active {
        transform: scale(1.1);
    }

    .color-option.active {
        border: 2px solid var(--primary-color);
    }

/* Factory Selection Page */
.factory-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Chat Room */
.chat-messages {
    height: 500px;
    overflow-y: auto;
}

.message-bubble {
    max-width: 80%;
    word-wrap: break-word;
}

    .message-bubble.factory {
        background-color: #f1f0f0;
        color: #333;
    }

    .message-bubble.user {
        background-color: var(--primary-color);
        color: #fff;
    }

/* Profile Page */
.list-group-item.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}