/* CSS 變數定義 - 畫面與 PDF 共用 */
:root {
    --bg-color: #0d1f1c;
    --card-bg: #1a2f2b;
    --card-bg-alt: #234038;
    --text-primary: #e8f5f2;
    --text-secondary: #a3c9bf;
    --border-color: #3d6b5f;
    --primary-mint: #72BAA9;
    --primary-mint-light: #8dd4c3;
    --primary-mint-dark: #5a9486;
    --accent-red: #d9534f;
    --header-bg: #152b26;
    --table-header-bg: #234038;
    --card-radius: 12px;
    --button-radius: 8px;
    --spacing: 1.5rem;
}

/* 全局樣式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Serif HK', 'Noto Serif TC', serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Header 樣式 */
header {
    background-color: var(--header-bg);
    border-bottom: 2px solid var(--border-color);
    padding: 1.5rem 0 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.header-banner {
    width: 100%;
    overflow: hidden;
}

.banner-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo i {
    width: 36px;
    height: 36px;
    color: var(--primary-mint);
}

.logo h1 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

nav {
    display: flex;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--primary-mint);
}

/* 訪客計數器樣式 */
.visitor-counter {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--card-bg-alt);
    border-radius: var(--button-radius);
    border: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.visitor-counter i {
    width: 18px;
    height: 18px;
    color: var(--primary-mint);
}

.visitor-counter span {
    font-weight: 500;
}

#visitorCount {
    color: var(--primary-mint);
    font-weight: bold;
    font-size: 1.1rem;
}

/* Main 區塊 */
main {
    padding: 2rem 0;
}

/* Section 卡片樣式 */
.section-card {
    background-color: var(--card-bg);
    border-radius: var(--card-radius);
    border: 1px solid var(--border-color);
    padding: 2rem;
    margin-bottom: var(--spacing);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

/* 區塊圖片樣式 */
.brochure-image,
.registration-image,
.practice-image {
    margin-bottom: 1.5rem;
    border-radius: var(--card-radius);
    overflow: hidden;
}

.section-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--card-radius);
}

.item-image {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: var(--button-radius);
    margin-bottom: 1rem;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.section-header i {
    width: 28px;
    height: 28px;
    color: var(--primary-mint);
}

.section-header h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

/* 考試簡章 - 資訊網格 */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.info-item {
    background-color: var(--card-bg-alt);
    padding: 1.5rem;
    border-radius: var(--card-radius);
    border: 1px solid var(--border-color);
}

.info-item h3 {
    font-size: 1.1rem;
    color: var(--primary-mint);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-item p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.info-item ul {
    list-style: none;
    padding-left: 0;
}

.info-item li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.info-item li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-mint);
    font-weight: bold;
}

/* 報名表單樣式 */
.form-container {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--button-radius);
    font-size: 1rem;
    font-family: inherit;
    background-color: var(--card-bg);
    color: var(--text-primary);
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-mint);
}

.checkbox-group {
    display: flex;
    gap: 1.5rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-mint);
}

/* 按鈕樣式 */
.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--button-radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}

.btn-primary {
    background-color: var(--primary-mint);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-mint-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(114, 186, 169, 0.3);
}

.btn-secondary {
    background-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: #555555;
}

.btn-primary i,
.btn-secondary i {
    width: 18px;
    height: 18px;
}

/* 結果訊息 */
.result-message {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: var(--button-radius);
    display: none;
}

.result-message.success {
    display: block;
    background-color: #1b3d1b;
    color: #90ee90;
    border: 1px solid #2d5a2d;
}

.result-message.error {
    display: block;
    background-color: #3d1a1a;
    color: #ff6b6b;
    border: 1px solid #5a2a2a;
}

/* 練習區分頁 */
.practice-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    background: none;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.3s;
    font-family: inherit;
}

.tab-btn:hover {
    color: var(--primary-mint);
}

.tab-btn.active {
    color: var(--primary-mint);
    border-bottom-color: var(--primary-mint);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* 觀念題練習 */
.quiz-container {
    max-width: 800px;
}

.quiz-question {
    background-color: var(--card-bg-alt);
    padding: 1.5rem;
    border-radius: var(--card-radius);
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-color);
}

.quiz-question h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.option-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background-color: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--button-radius);
    cursor: pointer;
    transition: all 0.3s;
}

.option-label:hover {
    border-color: var(--primary-mint);
    background-color: var(--card-bg-alt);
}

.option-label input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-mint);
}

/* 程式碼編輯器 */
.code-editor {
    background-color: var(--card-bg-alt);
    padding: 1.5rem;
    border-radius: var(--card-radius);
    border: 1px solid var(--border-color);
}

.editor-header {
    margin-bottom: 1rem;
}

.editor-header h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.editor-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

#codeInput {
    width: 100%;
    min-height: 200px;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--button-radius);
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.95rem;
    background-color: var(--card-bg);
    color: var(--text-primary);
    resize: vertical;
    margin-bottom: 1rem;
}

#codeInput:focus {
    outline: none;
    border-color: var(--primary-mint);
}

.editor-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.code-output {
    background-color: var(--card-bg);
    color: #f8f8f2;
    padding: 1rem;
    border-radius: var(--button-radius);
    min-height: 100px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
    overflow-x: auto;
}

.code-output pre {
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Footer */
footer {
    background-color: var(--header-bg);
    border-top: 2px solid var(--border-color);
    padding: 1.5rem 0;
    margin-top: 2rem;
    text-align: center;
    color: var(--text-secondary);
}

/* 考試時間表樣式 */
.exam-schedule {
    grid-column: 1 / -1;
}

.schedule-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.schedule-table th,
.schedule-table td {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    text-align: center;
}

.schedule-table th {
    background-color: var(--table-header-bg);
    color: var(--text-primary);
    font-weight: 600;
}

.schedule-table td {
    background-color: var(--card-bg);
    color: var(--text-secondary);
}

.schedule-table tbody tr:hover td {
    background-color: var(--card-bg-alt);
}

/* 響應式設計 */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .checkbox-group {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .editor-actions {
        flex-direction: column;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .schedule-table {
        font-size: 0.8rem;
    }
    
    .schedule-table th,
    .schedule-table td {
        padding: 0.5rem;
    }
}