/* 基礎設定 */
:root { --primary-blue: #003366; --accent-yellow: #ffcc00; --line-green: #00b900; }
body { margin: 0; padding: 0; font-family: "Microsoft JhengHei", sans-serif; background: #f4f4f4; color: #333; line-height: 1.6; }
.container { width: 95%; max-width: 1200px; margin: auto; }

/* 導覽列 */
header { background: var(--primary-blue); color: white; padding: 10px 0; }
nav { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; }
.logo-area { display: flex; align-items: center; text-decoration: none; color: white; }
.logo-area img { height: 45px; margin-right: 10px; background: white; padding: 2px; border-radius: 4px; }
.brand-info { display: flex; flex-direction: column; }
.brand-name { font-size: 20px; font-weight: bold; line-height: 1.2; }
.order-line { font-size: 14px; color: var(--accent-yellow); font-weight: bold; line-height: 1.2; }
.nav-links { list-style: none; display: flex; padding: 0; margin: 10px 0 0 0; }
@media (min-width: 768px) { .nav-links { width: auto; margin: 0; } .nav-links li { margin-left: 20px; } }
.nav-links a { color: white; text-decoration: none; font-size: 14px; font-weight: bold; }

/* 表格與內容 */
table { width: 100%; border-collapse: collapse; margin: 20px 0; background: white; }
th, td { border: 1px solid #ddd; padding: 12px; text-align: center; }
th { background: var(--primary-blue); color: white; }

/* 快速聯絡工具 - 直列式按鈕 */
.contact-sidebar { position: fixed; right: 20px; bottom: 30px; display: flex; flex-direction: column; gap: 12px; z-index: 9999; }
.contact-btn {
    width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    color: white !important; text-decoration: none !important; font-size: 13px; font-weight: bold; 
    box-shadow: 0 4px 12px rgba(0,0,0,0.4); transition: 0.3s; text-align: center; line-height: 1.2;
}
.btn-line { background-color: var(--line-green); }
.btn-phone { background-color: #f39c12; }
.btn-email { background-color: #e74c3c; }

/* 頁腳 */
footer { background: #222; color: #bbb; text-align: center; padding: 30px 0; font-size: 13px; }