@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;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;
    background: #0a0e1a;
}

.container {
    max-width: 414px;
    margin: 0 auto;
    background: linear-gradient(135deg, #0a0e1a 0%, #1a1f2e 100%);
    position: relative;
    min-height: 100vh;
}

@media (min-width: 768px) {
    .container {
        max-width: 414px;
        box-shadow: 0 0 50px rgba(0,0,0,0.8);
        border-radius: 0;
    }
}

.hero {
    background: linear-gradient(45deg, #1a365d, #2563eb, #0891b2, #059669);
    background-size: 400% 400%;
    animation: gradientShift 4s ease-in-out infinite;
    padding: 60px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.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"><circle cx="20" cy="20" r="2" fill="white" opacity="0.1"><animate attributeName="opacity" values="0.1;0.8;0.1" dur="2s" repeatCount="indefinite"/></circle><circle cx="80" cy="30" r="1.5" fill="white" opacity="0.1"><animate attributeName="opacity" values="0.1;0.6;0.1" dur="3s" repeatCount="indefinite"/></circle><circle cx="60" cy="70" r="1" fill="white" opacity="0.1"><animate attributeName="opacity" values="0.1;0.7;0.1" dur="2.5s" repeatCount="indefinite"/></circle></svg>');
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 32px;
    font-weight: 900;
    color: white;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    letter-spacing: -1px;
}

.hero .subtitle {
    font-size: 18px;
    color: rgba(255,255,255,0.9);
    margin-bottom: 30px;
    font-weight: 700;
}

.stock-ticker {
    background: rgba(255,255,255,0.1);
    padding: 15px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    margin: 30px 0;
    border: 1px solid rgba(255,255,255,0.2);
}

.ticker-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: white;
    font-weight: 700;
}

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

.stock-symbol {
    font-size: 14px;
    opacity: 0.8;
}

.stock-price {
    font-size: 16px;
    color: #10b981;
}

.cta-button {
    background: linear-gradient(45deg, #dc2626, #f97316);
    color: white;
    padding: 18px 40px;
    border: none;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 900;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(220,38,38,0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(255,107,107,0.4);
}

.section {
    padding: 40px 20px;
    background: white;
    margin: 2px 0;
}

.section:nth-child(even) {
    background: #f8fafc;
}

.section-title {
    font-size: 24px;
    font-weight: 900;
    color: #1e293b;
    margin-bottom: 25px;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(45deg, #3b82f6, #10b981);
    margin: 10px auto;
    border-radius: 2px;
}

.instructor-card {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    padding: 30px;
    border-radius: 20px;
    color: white;
    margin: 20px 0;
    position: relative;
    overflow: hidden;
}

/* Add image containers */
.profile-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    margin: 0 auto 20px;
    border: 4px solid rgba(255,255,255,0.2);
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #64748b;
}

.gallery-image {
    width: 100%;
    height: 200px;
    border-radius: 15px;
    margin: 20px 0;
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #64748b;
}

.instructor-card::before {
    content: '📊';
    font-size: 60px;
    position: absolute;
    top: -10px;
    right: -10px;
    opacity: 0.2;
}

.instructor-name {
    font-size: 28px;
    font-weight: 900;
    margin-bottom: 10px;
}

.instructor-title {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 20px;
    font-weight: 700;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 30px 0;
}

.stat-item {
    background: linear-gradient(135deg, #1e3a8a, #3b82f6);
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { left: -100%; }
    100% { left: 100%; }
}

.stat-number {
    font-size: 24px;
    font-weight: 900;
    display: block;
}

.stat-label {
    font-size: 12px;
    opacity: 0.8;
    font-weight: 700;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin: 30px 0;
}

.feature-card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-left: 5px solid #3b82f6;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.feature-icon {
    font-size: 32px;
    margin-bottom: 15px;
}

.feature-title {
    font-size: 18px;
    font-weight: 900;
    color: #1e293b;
    margin-bottom: 10px;
}

.feature-desc {
    color: #64748b;
    font-weight: 400;
    line-height: 1.6;
}

.pricing-card {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    padding: 30px;
    border-radius: 20px;
    color: white;
    text-align: center;
    margin: 30px 0;
    position: relative;
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 2px,
        rgba(255,255,255,0.05) 2px,
        rgba(255,255,255,0.05) 4px
    );
    animation: move 20s linear infinite;
}

@keyframes move {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

.price-tag {
    font-size: 36px;
    font-weight: 900;
    margin: 20px 0;
    position: relative;
    z-index: 2;
}

.price-desc {
    font-size: 16px;
    opacity: 0.9;
    position: relative;
    z-index: 2;
    font-weight: 700;
}

.benefits-list {
    list-style: none;
    padding: 0;
    margin: 30px 0;
}

.benefits-list li {
    padding: 15px 0;
    border-bottom: 1px solid #e2e8f0;
    font-weight: 700;
    color: #1e293b;
    position: relative;
    padding-left: 30px;
}

.benefits-list li::before {
    content: '✓';
    color: #10b981;
    font-weight: 900;
    font-size: 18px;
    position: absolute;
    left: 0;
}

.urgency-banner {
    background: linear-gradient(45deg, #dc2626, #ef4444);
    color: white;
    padding: 20px;
    text-align: center;
    font-weight: 900;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 20px 0;
}

.countdown-item {
    background: rgba(255,255,255,0.2);
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.countdown-number {
    display: block;
    font-size: 24px;
    font-weight: 900;
}

.countdown-label {
    font-size: 12px;
    opacity: 0.8;
}

.footer {
    background: #0f172a;
    color: white;
    padding: 40px 20px;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 20px 0;
}

.footer-link {
    color: #64748b;
    text-decoration: none;
    font-weight: 700;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 20px 0;
}

.social-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, #3b82f6, #10b981);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icon:hover {
    transform: translateY(-3px) scale(1.1);
}

.floating-chart {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #10b981, #06b6d4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    z-index: 1000;
    animation: bounce 2s infinite;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

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

.testimonial-card {
    background: #f8fafc;
    padding: 25px;
    border-radius: 15px;
    margin: 20px 0;
    border-left: 4px solid #10b981;
    position: relative;
}

.testimonial-content {
    font-style: italic;
    color: #475569;
    margin-bottom: 15px;
    font-weight: 400;
}

.testimonial-author {
    font-weight: 900;
    color: #1e293b;
}

.testimonial-role {
    font-size: 14px;
    color: #64748b;
    font-weight: 700;
}
.floating-button-container {
    position: fixed;
    bottom: 30px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    z-index: 1000;
    pointer-events: none;
    }
    @keyframes bounce {
    0%, 100% {
    transform: translateY(0);
    }
    50% {
    transform: translateY(-10px);
    }
    }
    .floating-button {
    position: relative;
    background: #05C705;
    color: white;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 18px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: bounce 2s infinite;
    transition: all 0.3s ease;
    white-space: nowrap;
    pointer-events: auto;
    }
    
    .floating-button:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }
    
    .floating-button .icon {
    font-size: 24px;
    }
    
    @media (max-width: 768px) {
    .floating-button-container {
    bottom: 20px;
    }
    
    .floating-button {
    font-size: 16px;
    padding: 12px 24px;
    }
    }
    
    @media (max-width: 480px) {
    .floating-button {
    font-size: 14px;
    padding: 10px 20px;
    }
    
    .floating-button .icon {
    font-size: 18px;
    }
    }