@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700;900&display=swap');

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

body {
    font-family: 'Noto Sans KR', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Header */
.header {
    background: #1a237e;
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo {
    color: #ffd700;
    font-size: 1.5rem;
    font-weight: 900;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #0d47a1 0%, #1565c0 50%, #1976d2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.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="8" height="8" patternUnits="userSpaceOnUse"><path d="M 8 0 L 0 0 0 8" fill="none" stroke="rgba(255,215,0,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    animation: float 20s ease-in-out infinite;
}

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

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    color: white;
}

.hero-badge {
    display: inline-block;
    background: rgba(255,215,0,0.2);
    backdrop-filter: blur(10px);
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 2rem;
    border: 2px solid rgba(255,215,0,0.4);
    color: #ffd700;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    letter-spacing: -1px;
    line-height: 1.2;
}

.highlight-text {
    background: linear-gradient(45deg, #4caf50, #66bb6a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 400;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 3rem;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: #4caf50;
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.cta-button {
    background: linear-gradient(45deg, #4caf50, #66bb6a);
    color: white;
    padding: 20px 50px;
    font-size: 1.3rem;
    font-weight: 700;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 10px 30px rgba(76, 175, 80, 0.4);
    margin-right: 20px;
}

.cta-button:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(76, 175, 80, 0.6);
}

.cta-secondary {
    background: transparent;
    border: 2px solid #ffd700;
    color: #ffd700;
    box-shadow: none;
}

.cta-secondary:hover {
    background: #ffd700;
    color: #1a237e;
}

.hero-image {
    position: relative;
}

.hero-img {
    width: 100%;
    max-width: 500px;
    height: 500px;
    
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 20px 40px rgba(25, 118, 210, 0.3);
    position: relative;
    overflow: hidden;
}

.hero-img::before {
    content: '📈';
    font-size: 8rem;
    opacity: 0.3;
    position: absolute;
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.stock-icon {
    position: absolute;
    font-size: 2rem;
    opacity: 0.1;
    animation: floatUpDown 6s ease-in-out infinite;
    color: #ffd700;
}

.stock-icon:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; }
.stock-icon:nth-child(2) { top: 60%; right: 15%; animation-delay: 2s; }
.stock-icon:nth-child(3) { bottom: 30%; left: 20%; animation-delay: 4s; }
.stock-icon:nth-child(4) { top: 40%; right: 30%; animation-delay: 1s; }

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

/* Trust Section */
.trust-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.trust-item {
    background: white;
    padding: 30px 20px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.trust-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    color: #1976d2;
}

.trust-number {
    font-size: 2rem;
    font-weight: 900;
    color: #4caf50;
    margin-bottom: 5px;
}

.trust-label {
    color: #666;
    font-weight: 500;
}

/* Profile Section */
.profile-section {
    padding: 100px 0;
    background: white;
}

.section-title {
    text-align: center;
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 3rem;
    color: #1a237e;
    letter-spacing: -1px;
}

.profile-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    align-items: center;
}

.profile-image {
    text-align: center;
}

.profile-img {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    border: 8px solid #1976d2;
    box-shadow: 0 20px 40px rgba(25, 118, 210, 0.3);
    background: linear-gradient(45deg, #1976d2, #2196f3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
}

.profile-info h3 {
    font-size: 2.5rem;
    font-weight: 900;
    color: #1a237e;
    margin-bottom: 1rem;
}

.profile-highlight {
    background: linear-gradient(45deg, #4caf50, #66bb6a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
}

.achievement-list {
    list-style: none;
    margin: 2rem 0;
}

.achievement-list li {
    padding: 15px 0;
    border-bottom: 1px solid #eee;
    font-size: 1.1rem;
    font-weight: 500;
    position: relative;
    padding-left: 30px;
}

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

/* Performance Section */
.performance-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a237e 0%, #283593 100%);
    color: white;
}

.performance-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.performance-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.2);
}

.performance-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #4caf50;
}

.performance-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.performance-value {
    font-size: 2.5rem;
    font-weight: 900;
    color: #4caf50;
    margin-bottom: 10px;
}

.performance-desc {
    opacity: 0.9;
    line-height: 1.6;
}

/* Features Section */
.features-section {
    padding: 100px 0;
    background: #f8f9fa;
}

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

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 3px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: #1976d2;
    box-shadow: 0 20px 50px rgba(25, 118, 210, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #1976d2;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #1a237e;
}

.feature-desc {
    color: #666;
    line-height: 1.8;
}

/* Course Section */
.course-section {
    padding: 100px 0;
    background: white;
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.course-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e3f2fd 100%);
    padding: 40px;
    border-radius: 20px;
    border-left: 6px solid #1976d2;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.course-level {
    background: #1976d2;
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 20px;
}

.course-title {
    font-size: 1.8rem;
    font-weight: 900;
    color: #1a237e;
    margin-bottom: 15px;
}

.course-price {
    font-size: 1.5rem;
    font-weight: 900;
    color: #4caf50;
    margin-bottom: 20px;
}

.course-features {
    list-style: none;
    margin-bottom: 30px;
}

.course-features li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: #555;
}

.course-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4caf50;
    font-weight: 900;
}

/* Success Stories */
.success-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #4caf50 0%, #66bb6a 100%);
    color: white;
}

.success-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.success-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(255,255,255,0.2);
    text-align: center;
}

.success-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: white;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #4caf50;
}

.success-name {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

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

.success-desc {
    opacity: 0.9;
    line-height: 1.6;
}

/* FAQ Section */
.faq-section {
    padding: 100px 0;
    background: white;
}

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

.faq-item {
    margin-bottom: 20px;
    border: 1px solid #eee;
    border-radius: 10px;
    overflow: hidden;
}

.faq-question {
    background: #f8f9fa;
    padding: 20px;
    cursor: pointer;
    font-weight: 700;
    font-size: 1.1rem;
    color: #1a237e;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: #e3f2fd;
}

.faq-answer {
    padding: 20px;
    display: none;
    line-height: 1.8;
    color: #666;
}

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

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

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

/* Gallery Section */
.gallery-section {
    padding: 100px 0;
    background: #f8f9fa;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.gallery-item {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: 0 25px 50px rgba(0,0,0,0.2);
}

.gallery-placeholder {
    height: 250px;
    background: linear-gradient(45deg, #1976d2, #2196f3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    font-weight: 700;
}

.gallery-content {
    padding: 20px;
    text-align: center;
}

.gallery-title {
    font-weight: 700;
    font-size: 1.2rem;
    color: #1a237e;
    margin-bottom: 10px;
}

/* Community Rules */
.rules-section {
    padding: 100px 0;
    background: #1a237e;
    color: white;
}

.rules-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.rule-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(255,255,255,0.2);
}

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

.rule-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 10px;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: white;
}

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

.contact-info {
    padding: 40px;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 15px;
}

.contact-icon {
    font-size: 2rem;
    color: #1976d2;
    margin-right: 20px;
    width: 60px;
    text-align: center;
}

.contact-details h4 {
    font-weight: 700;
    color: #1a237e;
    margin-bottom: 5px;
}

.contact-form {
    background: #f8f9fa;
    padding: 40px;
    border-radius: 20px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #1a237e;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1976d2;
}

.form-button {
    background: linear-gradient(45deg, #1976d2, #2196f3);
    color: white;
    padding: 15px 40px;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(25, 118, 210, 0.3);
}

/* Final CTA */
.final-cta {
    padding: 100px 0;
    background: linear-gradient(135deg, #1976d2 0%, #2196f3 100%);
    text-align: center;
    color: white;
}

.final-cta h2 {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.final-cta p {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    color: #ffd700;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 10px;
}

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

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

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 30px;
    text-align: center;
    color: #999;
}

.footer-bottom-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
}

.footer-bottom-links a {
    color: #ccc;
    text-decoration: none;
    cursor: pointer;
}

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

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 40px;
    border-radius: 20px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: slideIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    color: #999;
    transition: color 0.3s ease;
}

.close:hover {
    color: #333;
}

.modal h2 {
    color: #1a237e;
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 20px;
    padding-right: 40px;
}

.modal p {
    line-height: 1.8;
    margin-bottom: 20px;
    color: #555;
}

.modal h3 {
    color: #1976d2;
    font-size: 1.3rem;
    font-weight: 700;
    margin: 30px 0 15px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title { font-size: 2.5rem; }
    .section-title { font-size: 2rem; }
    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .profile-grid { grid-template-columns: 1fr; text-align: center; }
    .gallery-grid { grid-template-columns: 1fr; }
    .rules-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .performance-grid { grid-template-columns: 1fr; }
    .success-grid { grid-template-columns: 1fr; }
    .course-grid { grid-template-columns: 1fr; }
    .trust-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .profile-img { width: 250px; height: 250px; }
    .nav-links { display: none; }
    .hero-stats { flex-direction: column; gap: 20px; }
    .hero-content { order: 2; }
    .hero-image { order: 1; }
}