@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;700;900&display=swap');

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

body {
    font-family: 'Noto Sans KR', sans-serif;
    background: linear-gradient(135deg, #0f0f2a 0%, #1e1e42 30%, #2a2a55 70%, #3d3d78 100%);
    color: #ffffff;
    overflow-x: hidden;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(45deg, #1e1e42, #2a2a55, #4a4a8a, #5d5d9d);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23ffffff" stroke-width="0.3" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(10px, 10px); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-text h1 {
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(45deg, #ffd700, #ffed4e, #ff7043, #ff6b35);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    line-height: 1.2;
    margin-bottom: 24px;
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.4);
}

.hero-text .subtitle {
    font-size: 1.4rem;
    font-weight: 700;
    color: #e0e0e0;
    margin-bottom: 32px;
    line-height: 1.5;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.stock-chart {
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.chart-line {
    position: absolute;
    width: 80%;
    height: 60%;
    background: linear-gradient(45deg, #00ff88, #00ccff);
    clip-path: polygon(0 80%, 15% 60%, 30% 40%, 45% 20%, 60% 35%, 75% 15%, 90% 25%, 100% 10%, 100% 100%, 0 100%);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.7; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
}

.floating-numbers {
    position: absolute;
    font-weight: 700;
    color: #00ff88;
    animation: float 4s ease-in-out infinite;
}

.floating-numbers:nth-child(1) { top: 20%; right: -20px; animation-delay: 0s; }
.floating-numbers:nth-child(2) { bottom: 30%; left: -30px; animation-delay: 1s; }
.floating-numbers:nth-child(3) { top: 60%; right: -40px; animation-delay: 2s; }

@keyframes float {
    0%, 100% { transform: translateY(0); opacity: 0.7; }
    50% { transform: translateY(-20px); opacity: 1; }
}

.cta-button {
    display: inline-block;
    padding: 20px 50px;
    background: linear-gradient(45deg, #ff6b35, #ff7043, #ffd700);
    color: #000;
    text-decoration: none;
    font-weight: 900;
    font-size: 1.3rem;
    border-radius: 50px;
    box-shadow: 0 15px 35px rgba(255, 107, 53, 0.5);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

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

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(255, 107, 53, 0.6);
}

/* About Section */
.about-section {
    padding: 120px 0;
    background: linear-gradient(135deg, #2a2a55 0%, #1e1e42 50%, #0f0f2a 100%);
}

.section-title {
    text-align: center;
    font-size: 3rem;
    font-weight: 900;
    color: #ffd700;
    margin-bottom: 80px;
    position: relative;
}

.section-title::after {
    content: '';
    width: 100px;
    height: 4px;
    background: linear-gradient(45deg, #ff6b35, #ffd700);
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: center;
}

.profile-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border-radius: 30px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
    position: relative;
}

.profile-image {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: linear-gradient(45deg, #ff6b35, #ffd700);
    margin: 0 auto 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    font-weight: 900;
    color: #000;
}

.profile-name {
    font-size: 2rem;
    font-weight: 900;
    color: #ffd700;
    margin-bottom: 15px;
}

.profile-title {
    font-size: 1.2rem;
    color: #e0e0e0;
    font-weight: 700;
}

.about-content h3 {
    font-size: 2rem;
    font-weight: 900;
    color: #ffd700;
    margin-bottom: 30px;
}

.achievement-list {
    list-style: none;
    margin-bottom: 40px;
}

.achievement-list li {
    padding: 15px 0;
    font-size: 1.1rem;
    font-weight: 700;
    color: #e0e0e0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    padding-left: 30px;
}

.achievement-list li::before {
    content: '💎';
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

/* Features Section */
.features-section {
    padding: 120px 0;
    background: linear-gradient(135deg, #1e1e42 0%, #0f0f2a 50%, #0a0a1f 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 80px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 25px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(45deg, #ff6b35, #ffd700, #00ff88);
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 25px;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 900;
    color: #ffd700;
    margin-bottom: 20px;
}

.feature-description {
    font-size: 1.1rem;
    color: #e0e0e0;
    line-height: 1.6;
    font-weight: 700;
}

/* Stats Section */
.stats-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.stat-card {
    text-align: center;
    padding: 40px 20px;
}

.stat-number {
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(45deg, #00ff88, #00ccff);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    margin-bottom: 15px;
}

.stat-label {
    font-size: 1.2rem;
    font-weight: 700;
    color: #e0e0e0;
}

        /* Testimonials Section */
.testimonials-section {
    padding: 120px 0;
    background: linear-gradient(135deg, #0a0a1f 0%, #1e1e42 50%, #2a2a55 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 80px;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    padding: 35px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    position: relative;
}

.testimonial-text {
    font-size: 1.1rem;
    color: #e0e0e0;
    line-height: 1.6;
    margin-bottom: 25px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(45deg, #ff6b35, #ffd700);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    font-weight: 900;
    font-size: 1.2rem;
}

.author-info h4 {
    color: #ffd700;
    font-weight: 700;
    margin-bottom: 5px;
}

.author-info p {
    color: #a0a0a0;
    font-size: 0.9rem;
}

/* Investment Cases Section */
.cases-section {
    padding: 120px 0;
    background: linear-gradient(135deg, #2a2a55 0%, #1e1e42 30%, #4a4a8a 70%, #5d5d9d 100%);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 80px;
}

.case-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 25px;
    padding: 35px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(45deg, #00ff88, #00ccff);
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.2);
}

.case-stock {
    font-size: 1.3rem;
    font-weight: 900;
    color: #ffd700;
    margin-bottom: 15px;
}

.case-return {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(45deg, #00ff88, #00ccff);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    margin-bottom: 20px;
}

.case-period {
    color: #e0e0e0;
    font-size: 1rem;
    margin-bottom: 15px;
}

.case-description {
    color: #c0c0c0;
    line-height: 1.5;
}

/* FAQ Section */
.faq-section {
    padding: 120px 0;
    background: linear-gradient(135deg, #1e1e42 0%, #0f0f2a 50%, #0a0a1f 100%);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
    margin-top: 80px;
}

.faq-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

.faq-question {
    padding: 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    color: #ffd700;
    font-size: 1.2rem;
    font-weight: 700;
    transition: all 0.3s ease;
}

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

.faq-answer {
    padding: 0 25px 25px;
    color: #e0e0e0;
    line-height: 1.6;
    display: none;
}

.faq-answer.active {
    display: block;
}

.faq-icon {
    transition: transform 0.3s ease;
}

.faq-icon.active {
    transform: rotate(180deg);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: linear-gradient(135deg, #2d2d5f 0%, #1a1a3a 100%);
    margin: 5% auto;
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    top: 15px;
    right: 20px;
}

.close:hover {
    color: #ffd700;
}

.modal h2 {
    color: #ffd700;
    margin-bottom: 25px;
    font-size: 2rem;
    font-weight: 900;
}

.modal p, .modal li {
    color: #e0e0e0;
    line-height: 1.6;
    margin-bottom: 15px;
}

.modal ul {
    padding-left: 20px;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #0a0a1f 0%, #1e1e42 100%);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 40px;
}

.footer-section h3 {
    color: #ffd700;
    font-size: 1.3rem;
    font-weight: 900;
    margin-bottom: 20px;
}

.footer-section p, .footer-section li {
    color: #c0c0c0;
    line-height: 1.6;
    margin-bottom: 10px;
}

.footer-links {
    list-style: none;
}

.footer-links a {
    color: #c0c0c0;
    text-decoration: none;
    transition: color 0.3s ease;
    cursor: pointer;
}

.footer-links a:hover {
    color: #ffd700;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #888;
}

/* CTA Section */
.final-cta {
    padding: 120px 0;
    text-align: center;
    background: linear-gradient(45deg, #2a2a55, #4a4a8a, #5d5d9d);
}

.final-cta h2 {
    font-size: 3rem;
    font-weight: 900;
    color: #ffd700;
    margin-bottom: 30px;
}

.final-cta p {
    font-size: 1.3rem;
    color: #e0e0e0;
    margin-bottom: 50px;
    font-weight: 700;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stock-chart {
        width: 300px;
        height: 200px;
    }
}