/**
 * Ez2Aiming 官方網站樣式表
 * 參考 Aimlabs 深色遊戲風格設計
 */

/* ===== 基礎設定 ===== */
:root {
    --color-primary: #00d4ff;
    --color-primary-dark: #0099cc;
    --color-secondary: #7c3aed;
    --color-accent: #f59e0b;
    --color-bg-dark: #0a0e27;
    --color-bg-darker: #050813;
    --color-bg-card: #1a1f3a;
    --color-bg-card-hover: #252b4a;
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0aec0;
    --color-text-muted: #718096;
    --color-border: #2d3748;
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
    --gradient-secondary: linear-gradient(135deg, #7c3aed 0%, #f59e0b 100%);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.6);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft JhengHei', '微軟正黑體', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--color-bg-dark) url('../images/background.jpg') center center / cover no-repeat fixed;
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* ===== 頁首導航 ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

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

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-primary);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lang-switcher .separator {
    color: var(--color-text-muted);
}

.lang-switcher a.active {
    color: var(--color-primary);
    font-weight: bold;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-text-primary);
    transition: all 0.3s ease;
}

/* ===== 主要內容 ===== */
.main-content {
    margin-top: 70px;
}

/* ===== Hero Section ===== */
.hero {
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    animation: patternMove 20s ease-in-out infinite;
    pointer-events: none;
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(60px);
    animation: glowPulse 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes patternMove {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(-20px, -20px) scale(1.1);
    }
}

@keyframes glowPulse {
    0%, 100% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.hero-image-wrapper {
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.hero-illustration {
    max-width: 400px;
    width: 100%;
    height: auto;
    opacity: 0.9;
    filter: drop-shadow(0 10px 30px rgba(0, 212, 255, 0.3));
    animation: floatAnimation 6s ease-in-out infinite;
}

@keyframes floatAnimation {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 2rem;
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--color-text-primary);
    max-width: 800px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== 按鈕樣式 ===== */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* ===== 區塊標題 ===== */
.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== 功能卡片 ===== */
.features-section {
    padding: 80px 0;
    position: relative;
}

.features-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.decoration-line {
    flex: 1;
    max-width: 100px;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0.5;
}

.decoration-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-primary);
    box-shadow: 0 0 10px var(--color-primary);
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.3);
        opacity: 0.7;
    }
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--color-bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
}

.feature-card.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: var(--color-bg-card-hover);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.feature-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ===== 技術優勢 ===== */
.tech-section {
    padding: 80px 0;
}

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

.tech-item {
    background: var(--color-bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    opacity: 0;
    transform: translateY(20px);
}

.tech-item.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease;
}

.tech-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.tech-item ul {
    list-style: none;
}

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

.tech-item li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* ===== 影片展示區塊 ===== */
.video-section {
    padding: 80px 0;
}

.video-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 比例 */
    height: 0;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    border: 2px solid var(--color-border);
    background: var(--color-bg-card);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* ===== 試用區塊 ===== */
.trial-section {
    padding: 80px 0;
}

.trial-card {
    background: var(--gradient-primary);
    padding: 4rem 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.trial-card h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
}

.trial-description {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

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

.trial-card .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== 頁面標題 ===== */
.page-header {
    padding: 80px 0 40px;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-primary);
}

/* ===== 功能詳情頁 ===== */
.features-detail {
    padding: 60px 0;
}

.feature-detail-item {
    background: var(--color-bg-card);
    padding: 2.5rem;
    border-radius: 12px;
    margin-bottom: 2rem;
    border: 1px solid var(--color-border);
}

.feature-detail-item h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.feature-detail-item p {
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-size: 1.1rem;
}

.feature-content {
    margin-bottom: 2rem;
}

.feature-screenshot {
    margin-top: 2rem;
    text-align: center;
}

.screenshot-img {
    max-width: 100%;
    width: 100%;
    height: auto;
    border-radius: 12px;
    border: 2px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    background: var(--color-bg-card);
}

.screenshot-img:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.screenshot-caption {
    margin-top: 1rem;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    font-style: italic;
}

/* ===== 截圖展示區塊 ===== */
.screenshots-section {
    padding: 80px 0;
}

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

.screenshot-item {
    background: var(--color-bg-card);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
    text-align: center;
}

.screenshot-item:hover {
    transform: translateY(-5px);
    background: var(--color-bg-card-hover);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.screenshot-item .screenshot-img {
    margin-bottom: 1rem;
    border-radius: 8px;
}

.screenshot-item h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.screenshot-item p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===== 規格表格 ===== */
.specs-section {
    padding: 60px 0;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.spec-card {
    background: var(--color-bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    opacity: 0;
    transform: translateY(20px);
}

.spec-card.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease;
}

.spec-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.spec-card ul {
    list-style: none;
}

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

.spec-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* ===== 下載頁面 ===== */
.download-section {
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.download-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.download-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(124, 58, 237, 0.1) 0%, transparent 50%);
    animation: downloadPatternMove 15s ease-in-out infinite;
    pointer-events: none;
}

@keyframes downloadPatternMove {
    0%, 100% {
        transform: translate(0, 0);
    }
    50% {
        transform: translate(30px, -30px);
    }
}

.download-card {
    background: var(--gradient-primary);
    padding: 4rem 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-xl);
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.download-icon-wrapper {
    margin-bottom: 1.5rem;
}

.download-icon {
    font-size: 4rem;
    display: inline-block;
    animation: downloadBounce 2s ease-in-out infinite;
    filter: drop-shadow(0 5px 15px rgba(255, 255, 255, 0.3));
}

@keyframes downloadBounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.download-card h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
}

.download-card p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.download-buttons {
    margin-bottom: 1rem;
}

.download-note {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 1rem;
}

/* ===== 系統需求 ===== */
.requirements-section {
    padding: 60px 0;
    background: rgba(5, 8, 19, 0.6);
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.requirement-card {
    background: var(--color-bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    opacity: 0;
    transform: translateY(20px);
}

.requirement-card.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease;
}

.requirement-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.requirement-card ul {
    list-style: none;
}

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

.requirement-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* ===== 安裝說明 ===== */
.install-section {
    padding: 60px 0;
}

.install-steps {
    max-width: 800px;
    margin: 0 auto;
}

.install-step {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    background: var(--color-bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    opacity: 0;
    transform: translateX(-20px);
}

.install-step.animate-in {
    opacity: 1;
    transform: translateX(0);
    transition: all 0.6s ease;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
}

.step-content p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ===== 頁尾 ===== */
.footer {
    background: rgba(5, 8, 19, 0.6);
    padding: 60px 0 20px;
    border-top: 1px solid var(--color-border);
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.footer-section p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--color-primary);
}

.line-qr-container {
    margin-top: 1rem;
}

.line-qr-label {
    margin-bottom: 0.5rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.line-qr-code {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    background: #ffffff;
    padding: 8px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.line-qr-code:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
}

/* ===== 響應式設計 ===== */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--color-bg-dark);
        flex-direction: column;
        padding: 2rem;
        transition: left 0.3s ease;
        border-top: 1px solid var(--color-border);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid,
    .tech-grid,
    .specs-grid,
    .requirements-grid {
        grid-template-columns: 1fr;
    }
    
    .install-step {
        flex-direction: column;
        text-align: center;
    }
    
    .step-number {
        margin: 0 auto;
    }
    
    .line-qr-code {
        width: 100px;
        height: 100px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    .trial-card,
    .download-card {
        padding: 2rem 1.5rem;
    }
}

/* ===== FAQ 頁面 ===== */
.faq-section {
    padding: 60px 0;
}

.notice-section {
    border: 2px solid var(--color-primary);
    border-radius: 16px;
    padding: 2.5rem;
    margin-bottom: 4rem;
    box-shadow: var(--shadow-lg);
}

.notice-title {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
    text-align: center;
}

.notice-content {
    color: var(--color-text);
    line-height: 1.8;
}

.notice-content p {
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.notice-content p:last-child {
    margin-bottom: 0;
}

.faq-category {
    margin-bottom: 4rem;
}

.faq-category-title {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 1rem;
}

.faq-item {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    cursor: pointer;
    user-select: none;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background: var(--color-bg-darker);
}

.faq-question h3 {
    font-size: 1.2rem;
    color: var(--color-text);
    margin: 0;
    flex: 1;
}

.faq-toggle {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-primary);
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
    max-height: 2000px;
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
}

.faq-answer ol {
    margin-left: 1.5rem;
    color: var(--color-text-secondary);
}

.faq-answer li {
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.faq-answer strong {
    color: var(--color-text);
}

@media (max-width: 768px) {
    .notice-section {
        padding: 1.5rem;
        margin-bottom: 3rem;
    }
    
    .notice-title {
        font-size: 1.5rem;
    }
    
    .notice-content p {
        font-size: 1rem;
    }
    
    .faq-category-title {
        font-size: 1.5rem;
    }
    
    .faq-question h3 {
        font-size: 1rem;
    }
    
    .faq-question {
        padding: 1rem;
    }
    
    .faq-answer {
        padding: 0 1rem;
    }
    
    .faq-item.active .faq-answer {
        padding: 0 1rem 1rem;
    }
}

/* ===== 購買頁面 ===== */
.pricing-section {
    padding: 80px 0;
    position: relative;
}

.pricing-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--color-text-primary);
    margin-bottom: 3rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--color-bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
    opacity: 0;
    transform: translateY(20px);
}

.pricing-card.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    background: var(--color-bg-card-hover);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.pricing-card.featured {
    border-color: var(--color-primary);
    border-width: 2px;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

.pricing-card.premium {
    border-color: var(--color-accent);
    border-width: 2px;
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.2);
}

.pricing-popular {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    z-index: 10;
}

.pricing-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--color-primary);
    font-weight: 600;
}

.pricing-badge {
    display: inline-block;
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-primary);
    padding: 0.4rem 0.9rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.pricing-card.premium .pricing-badge {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-accent);
    border-color: rgba(245, 158, 11, 0.3);
}

.pricing-price {
    text-align: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.pricing-price .currency {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    vertical-align: top;
    font-weight: 500;
}

.pricing-price .amount {
    font-size: 2.8rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.pricing-card.premium .pricing-price .amount {
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-features {
    list-style: none;
    margin-bottom: 1.5rem;
    flex-grow: 1;
    padding: 0;
}

.pricing-features li {
    padding: 0.75rem 0;
    color: var(--color-text-secondary);
    position: relative;
    padding-left: 1.5rem;
    line-height: 1.6;
    font-size: 0.95rem;
}

.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
    font-size: 1rem;
}

.pricing-card.premium .pricing-features li::before {
    color: var(--color-accent);
}

.pricing-btn {
    width: 100%;
    text-align: center;
    margin-top: auto;
    padding: 0.875rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.pricing-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.purchase-notice {
    padding: 80px 0;
    position: relative;
}

.purchase-notice::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.notice-card {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.notice-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.notice-card h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--color-primary);
    text-align: center;
    font-weight: 700;
}

.notice-list {
    list-style: none;
    padding: 0;
}

.notice-list li {
    padding: 1.25rem 0;
    padding-left: 2.5rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.95rem;
}

.notice-list li:last-child {
    border-bottom: none;
}

.notice-list li::before {
    content: '⚠';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-size: 1.3rem;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 50%;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

@media (max-width: 1200px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
        max-width: 900px;
    }
}

@media (max-width: 768px) {
    .pricing-section {
        padding: 60px 0;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        max-width: 400px;
    }
    
    .pricing-card {
        padding: 1.5rem;
    }
    
    .pricing-price .amount {
        font-size: 2.5rem;
    }
    
    .pricing-header h3 {
        font-size: 1.3rem;
    }
    
    .pricing-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .notice-card {
        padding: 2rem 1.5rem;
    }
    
    .notice-card h2 {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }
    
    .notice-list li {
        padding-left: 2rem;
        font-size: 0.9rem;
    }
}