/* 기본 리셋 및 설정 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 메인 컬러 팔레트 */
    --primary-color: #0f1419;
    --secondary-color: #1e2329;
    --accent-color: #64ffda;
    --accent-secondary: #00bcd4;
    --text-primary: #ffffff;
    --text-secondary: #b0b3b8;
    --text-muted: #8a8a8a;
    --background-dark: #0a0e13;
    --background-card: rgba(30, 35, 41, 0.8);
    --border-color: rgba(100, 255, 218, 0.1);
    --gradient-primary: linear-gradient(135deg, #64ffda 0%, #00bcd4 100%);
    --gradient-secondary: linear-gradient(135deg, #1e2329 0%, #0f1419 100%);
    --shadow-light: 0 4px 20px rgba(100, 255, 218, 0.1);
    --shadow-heavy: 0 20px 40px rgba(0, 0, 0, 0.3);
    
    /* 타이포그래피 */
    --font-primary: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-black: 900;
    
    /* 간격 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* 모서리 둥글기 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

/* 기본 스타일 */
body {
    font-family: var(--font-primary);
    background: var(--background-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* 헤더 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 20, 25, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand h2 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: var(--font-weight-bold);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

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

.nav-links a:hover {
    color: var(--accent-color);
}

.nav-cta {
    background: var(--gradient-primary);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    color: var(--primary-color) !important;
    font-weight: var(--font-weight-semibold);
}

/* Hero 섹션 */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--gradient-secondary);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.stock-chart-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.1;
}

.chart-line {
    width: 100%;
    height: 100%;
    animation: chartFlow 15s ease-in-out infinite;
}

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

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.stock-symbol, .price-tag, .candlestick {
    position: absolute;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-xs);
    font-size: 0.8rem;
    font-weight: var(--font-weight-semibold);
    animation: float 6s ease-in-out infinite;
}

.stock-symbol:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; }
.stock-symbol:nth-child(2) { top: 60%; right: 15%; animation-delay: 2s; }
.stock-symbol:nth-child(3) { top: 80%; left: 20%; animation-delay: 4s; }
.price-tag:nth-child(4) { top: 30%; right: 25%; color: var(--accent-color); animation-delay: 1s; }
.price-tag:nth-child(5) { top: 70%; left: 70%; color: var(--accent-color); animation-delay: 3s; }

.candlestick {
    width: 8px;
    height: 30px;
    background: var(--accent-color);
    border-radius: 2px;
}

.candlestick:nth-child(6) { top: 40%; left: 80%; animation-delay: 1.5s; }
.candlestick:nth-child(7) { top: 50%; left: 5%; animation-delay: 5s; }

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--spacing-2xl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-black);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

.highlight {
    color: var(--accent-color);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--accent-color);
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

.hero-cta {
    background: var(--gradient-primary);
    color: var(--primary-color);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

/* 프로필 카드 */
.profile-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-heavy);
}

.profile-image {
    margin-bottom: var(--spacing-lg);
}

.profile-placeholder {
    width: 120px;
    height: 120px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 3rem;
    color: var(--primary-color);
}

.profile-info h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
}

.profile-info p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.profile-badges {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.badge {
    background: rgba(100, 255, 218, 0.1);
    color: var(--accent-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: var(--font-weight-medium);
    border: 1px solid rgba(100, 255, 218, 0.2);
}

/* 섹션 공통 스타일 */
section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 소개 섹션 */
.about {
    background: var(--secondary-color);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.about-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-light);
}

.card-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    font-size: 2rem;
    color: var(--primary-color);
}

.about-card h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
}

.about-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 혜택 섹션 */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.benefit-item {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    position: relative;
    transition: transform 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-3px);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    background: rgba(100, 255, 218, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
    color: var(--accent-color);
}

.benefit-item h3 {
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.benefit-item p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.benefit-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--gradient-primary);
    color: var(--primary-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: var(--font-weight-semibold);
}

/* 투자 성과 섹션 */
.performance {
    background: var(--secondary-color);
}

.performance-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.stat-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-light);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    color: var(--accent-color);
    display: flex;
    justify-content: center;
    align-items: center;
}

.stat-icon i {
    font-size: 3rem;
    color: var(--accent-color);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.stat-label {
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.stat-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* 투자 전략 섹션 */
.strategies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.strategy-item {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    position: relative;
    transition: transform 0.3s ease;
}

.strategy-item:hover {
    transform: translateY(-3px);
}

.strategy-number {
    position: absolute;
    top: -15px;
    left: var(--spacing-xl);
    background: var(--gradient-primary);
    color: var(--primary-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    font-size: 1.2rem;
}

.strategy-item h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    margin: var(--spacing-lg) 0 var(--spacing-md) 0;
    color: var(--text-primary);
}

.strategy-item p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

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

.strategy-item li {
    color: var(--text-secondary);
    padding: var(--spacing-xs) 0;
    position: relative;
    padding-left: var(--spacing-lg);
}

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

/* FAQ 섹션 */
.faq {
    background: var(--secondary-color);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.faq-item:hover {
    box-shadow: var(--shadow-light);
}

.faq-question {
    padding: var(--spacing-lg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--background-card);
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: rgba(100, 255, 218, 0.05);
}

.faq-question h4 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
}

.faq-question i {
    color: var(--accent-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

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

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

/* 图文模块共通样式 */
.intro-module, .community-module {
    padding: var(--spacing-2xl) 0;
}

.intro-module {
    background: var(--background-dark);
}

.community-module {
    background: var(--secondary-color);
}

.text-image-row, .image-text-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.text-content {
    padding: var(--spacing-lg);
}

.text-content h2 {
    font-size: 2.2rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    line-height: 1.3;
}

.text-content .subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.feature-list {
    margin-bottom: var(--spacing-xl);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.feature-item i {
    color: var(--accent-color);
    font-size: 1.1rem;
}

.secondary-cta {
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
    font-family: var(--font-primary);
}

.secondary-cta:hover {
    background: var(--accent-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* 이미지 플레이스홀더 */
.image-content {
    position: relative;

}

.image-placeholder {
    background: url(../images/3.jpg) no-repeat center center;
    background-size: cover;
    border-radius: var(--radius-lg);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.placeholder-content {
    text-align: center;
    color: var(--text-secondary);
    z-index: 2;
    position: relative;
}

.placeholder-content i {
    font-size: 4rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
    display: block;
}

.placeholder-content p {
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.placeholder-content span {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* 전문가 이미지 장식 */
.expert-image .bg-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.chart-element {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 60px;
    height: 40px;
    background: linear-gradient(45deg, var(--accent-color), transparent);
    border-radius: var(--radius-sm);
    opacity: 0.3;
}

.growth-arrow {
    position: absolute;
    bottom: 20px;
    left: 20px;
    font-size: 2rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* 커뮤니티 모듈 특별 스타일 */
.community-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.community-stat {
    text-align: center;
}

.stat-num {
    font-size: 1.8rem;
    font-weight: var(--font-weight-bold);
    color: var(--accent-color);
    display: block;
}

.stat-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

.community-features {
    margin-bottom: var(--spacing-xl);
}

.community-features h3 {
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.community-features ul {
    list-style: none;
    padding: 0;
}

.community-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.community-features li i {
    color: var(--accent-color);
    width: 16px;
}

/* 채팅 버블 장식 */
.chat-bubbles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.bubble {
    position: absolute;
    background: var(--accent-color);
    color: var(--primary-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: var(--font-weight-medium);
    opacity: 0.8;
    animation: fadeInFloat 3s ease-in-out infinite;
}

.bubble-1 {
    top: 30px;
    left: 30px;
    animation-delay: 0s;
}

.bubble-2 {
    top: 120px;
    right: 40px;
    animation-delay: 1s;
}

.bubble-3 {
    bottom: 50px;
    left: 50px;
    animation-delay: 2s;
}

@keyframes fadeInFloat {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 0.8; transform: translateY(-5px); }
}

/* 후기 섹션 */
.testimonials {
    background: var(--primary-color);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.testimonial-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    position: relative;
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.testimonial-content p {
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1.1rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
}

.author-info h4 {
    font-weight: var(--font-weight-semibold);
    margin-bottom: 2px;
}

.author-info span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.testimonial-rating {
    display: flex;
    gap: 4px;
}

.testimonial-rating i {
    color: #ffd700;
}

/* CTA 섹션 */
.cta-section {
    background: var(--gradient-secondary);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.cta-button {
    background: var(--gradient-primary);
    color: var(--primary-color);
    border: none;
    padding: var(--spacing-lg) var(--spacing-2xl);
    border-radius: var(--radius-md);
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: var(--spacing-md);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-light);
}

.cta-note {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* 푸터 */
.footer {
    background: var(--primary-color);
    border-top: 1px solid var(--border-color);
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-md);
    color: var(--accent-color);
}

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

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

/* 고정 CTA 버튼 */
.fixed-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md);
    background: rgba(15, 20, 25, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    align-items: center;
}

.fixed-cta-button {
    background: var(--gradient-primary);
    color: var(--primary-color);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-primary);
    box-shadow: var(--shadow-heavy);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    width: 100%;
    max-width: 400px;
}

.fixed-cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(100, 255, 218, 0.3);
}

.fixed-cta-button span {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .header{
        display: none;
    }
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .nav-links {
        display: none;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .floating-elements {
        opacity: 0.3;
    }
    
    /* 图文模块移动端适配 */
    .text-image-row, .image-text-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .text-content {
        padding: var(--spacing-md);
        order: 2;
    }
    
    .image-content {
        order: 1;
    }
    
    .text-content h2 {
        font-size: 1.8rem;
    }
    
    .image-placeholder {
        height: 300px;
    }
    
    .community-stats {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .fixed-cta-button {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 1rem;
    }
    
    .fixed-cta-button span {
        font-size: 1rem;
    }
    
    .testimonials-grid,
    .about-grid,
    .benefits-grid,
    .performance-stats,
    .strategies-grid {
        grid-template-columns: 1fr;
    }
    
    .strategy-item {
        padding: var(--spacing-lg);
    }
    
    .strategy-number {
        left: var(--spacing-lg);
    }
    
    .stat-card {
        padding: var(--spacing-lg);
    }
    
    .stat-icon {
        font-size: 2.5rem;
    }
    
    .stat-value {
        font-size: 2rem;
    }
    
    /* 하단 여백 추가 (고정 CTA 버튼 때문에) */
    body {
        padding-bottom: 80px;
    }
}

/* 스크롤 애니메이션 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeInUp 0.6s ease-out;
}

/* 호버 효과 개선 */
.hero-cta,
.cta-button,
.nav-cta {
    position: relative;
    overflow: hidden;
}

.hero-cta::before,
.cta-button::before,
.nav-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.hero-cta:hover::before,
.cta-button:hover::before,
.nav-cta:hover::before {
    left: 100%;
}