/* 互动页面 (后续完善) */
#page-interact {
    background: #f0fdf4;
    overflow-y: auto;
}

.interact-title {
    font-size: 22px;
    color: #2e8b57;
    margin-bottom: 24px;
}

.like-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    width: 100%;
    max-width: 320px;
}

.like-btn {
    font-size: 48px;
    cursor: pointer;
    user-select: none;
    transition: transform 0.2s;
}

.like-btn.liked {
    color: #ff6b6b;
    transform: scale(1.2);
}

.like-count {
    font-size: 18px;
    color: #555;
}

.back-to-product {
    padding: 12px 30px;
    background: #2e8b57;
    color: white;
    border: none;
    border-radius: 24px;
    font-size: 16px;
    cursor: pointer;
    margin-top: 20px;
}

.message-board {
    width: 100%;
    max-width: 320px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px dashed #ccc;
}

.board-title {
    font-size: 18px;
    color: #2e8b57;
    margin-bottom: 12px;
}

textarea {
    width: 100%;
    height: 80px;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 8px;
    resize: none;
    font-size: 14px;
    margin-bottom: 10px;
}

.submit-btn {
    padding: 8px 20px;
    background: #4caf50;
    color: white;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
}

.message-container {
    width: 100%;
    margin-top: 16px;
    text-align: left;
}

.message-item {
    background: #fff;
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 8px;
    font-size: 14px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
}

.message-tiem {
    font-size: 12px;
    color: #999;
    margin-top: 4px;
    text-align: right;
}