/* 主要樣式檔案 - PHP + MS SQL Server 網頁應用 */

/* 重置和基礎樣式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft JhengHei', '微軟正黑體', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 標題 */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1rem;
    color: #2c3e50;
}

h1 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 2rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

/* 導航列 */
header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

nav a:hover {
    background-color: #34495e;
}

/* 主要內容區域 */
main {
    padding: 2rem 0;
    min-height: 70vh;
}

main > * {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 資訊方塊 */
.info-box {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 2rem 0;
}

.info-box h2 {
    color: #3498db;
    border-bottom: 2px solid #3498db;
    padding-bottom: 0.5rem;
}

/* 功能特色 */
.features, .tech-stack {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 2rem 0;
}

.features ul, .tech-stack ul {
    list-style: none;
    padding-left: 0;
}

.features li, .tech-stack li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.features li:last-child, .tech-stack li:last-child {
    border-bottom: none;
}

/* 表單樣式 */
.contact-form, .login-form {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    max-width: 600px;
    margin: 2rem auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: #2c3e50;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

.btn-submit, .btn-login {
    background-color: #3498db;
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-submit:hover, .btn-login:hover {
    background-color: #2980b9;
}

/* 訊息樣式 */
.success-message, .error-message {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.success-message {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.error-message {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* 聯絡資訊 */
.contact-info {
    background-color: #f8f9fa;
    padding: 2rem;
    border-radius: 8px;
    margin: 2rem 0;
}

.contact-info h2 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
}

/* 頁尾 */
footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 2rem;
}

/* 管理員登入頁面 */
.admin-login {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.login-box h1 {
    text-align: center;
    margin-bottom: 2rem;
    color: #2c3e50;
}

.login-info {
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 4px;
    margin: 1rem 0;
    font-size: 0.9rem;
}

.back-link {
    text-align: center;
    margin-top: 1rem;
}

.back-link a {
    color: #3498db;
    text-decoration: none;
}

/* 管理後台樣式 */
.admin-dashboard {
    background-color: #f8f9fa;
}

.admin-header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-logout {
    background-color: #e74c3c;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    text-decoration: none;
    transition: background-color 0.3s;
}

.btn-logout:hover {
    background-color: #c0392b;
}

.admin-nav {
    background-color: white;
    border-bottom: 1px solid #ddd;
}

.admin-nav ul {
    list-style: none;
    display: flex;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.admin-nav a {
    color: #333;
    text-decoration: none;
    padding: 1rem;
    display: block;
    transition: background-color 0.3s;
}

.admin-nav a:hover,
.admin-nav a.active {
    background-color: #3498db;
    color: white;
}

.admin-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 20px;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.dashboard-card {
    background-color: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.dashboard-card h3 {
    color: #3498db;
    margin-bottom: 1rem;
    border-bottom: 2px solid #3498db;
    padding-bottom: 0.5rem;
}

.btn-action {
    display: inline-block;
    background-color: #3498db;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    text-decoration: none;
    margin: 0.5rem 0.5rem 0.5rem 0;
    transition: background-color 0.3s;
}

.btn-action:hover {
    background-color: #2980b9;
}

.recent-activity {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.activity-item {
    display: flex;
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.activity-time {
    font-weight: bold;
    color: #3498db;
    margin-right: 1rem;
    min-width: 60px;
}

.admin-footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 1rem 0;
    margin-top: 2rem;
}

/* 搜尋頁面樣式 */
.search-container {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 2rem 0;
}

.search-form {
    max-width: 800px;
    margin: 0 auto;
}

.search-input-group {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.search-input {
    flex: 1;
    min-width: 300px;
    padding: 1rem;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.search-input:focus {
    outline: none;
    border-color: #3498db;
}

.search-type {
    padding: 1rem;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    background-color: white;
    min-width: 150px;
}

.btn-search {
    background-color: #3498db;
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s;
    white-space: nowrap;
}

.btn-search:hover {
    background-color: #2980b9;
}

/* 搜尋結果樣式 */
.search-results {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 2rem 0;
}

.results-list {
    margin-top: 1.5rem;
}

.result-item {
    padding: 1.5rem 0;
    border-bottom: 1px solid #eee;
}

.result-item:last-child {
    border-bottom: none;
}

.result-title {
    margin-bottom: 0.5rem;
}

.result-title a {
    color: #3498db;
    text-decoration: none;
    font-size: 1.2rem;
}

.result-title a:hover {
    text-decoration: underline;
}

.result-description {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.result-meta {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.result-category {
    background-color: #e8f4fd;
    color: #3498db;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* 沒有結果的樣式 */
.no-results {
    background-color: #f8f9fa;
    padding: 3rem;
    border-radius: 8px;
    text-align: center;
    margin: 2rem 0;
}

.no-results h2 {
    color: #6c757d;
    margin-bottom: 1rem;
}

.no-results p {
    color: #6c757d;
}

/* 熱門搜尋樣式 */
.popular-searches {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 2rem 0;
}

.search-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.search-tag {
    background-color: #f8f9fa;
    color: #495057;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    text-decoration: none;
    transition: all 0.3s;
    border: 1px solid #dee2e6;
}

.search-tag:hover {
    background-color: #3498db;
    color: white;
    border-color: #3498db;
    transform: translateY(-2px);
}

/* 響應式設計 */
@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        gap: 1rem;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-nav ul {
        flex-direction: column;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    /* 搜尋頁面響應式 */
    .search-input-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-input {
        min-width: auto;
    }
    
    .search-type {
        min-width: auto;
    }
    
    .btn-search {
        width: 100%;
    }
    
    .search-tags {
        justify-content: center;
    }
}