/**
 * 全站自訂樣式
 */

/* ===== 全域 ===== */
body {
    font-family: 'Microsoft JhengHei', 'PingFang TC', sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* ===== 導覽列 ===== */
.navbar-brand i {
    color: #ffc107;
}

/* ===== 卡片 hover 效果 ===== */
.card.shadow-sm:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important;
    transition: box-shadow 0.3s ease;
}

/* ===== 按鈕圓角 ===== */
.btn {
    border-radius: 0.5rem;
}

/* ===== Toast 容器 ===== */
#toast-container {
    z-index: 9999;
}

/* ===== 頁面過場 ===== */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ===== 響應式微調 ===== */
@media (max-width: 576px) {
    .display-4 {
        font-size: 1.8rem;
    }
    .lead {
        font-size: 1rem;
    }
}