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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
    position: relative;
    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"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
        animation: float 20s infinite linear;
    }

@keyframes float {
    0% {
        transform: translateY(0px) rotate(0deg);
    }

    100% {
        transform: translateY(-100px) rotate(360deg);
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease-out;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(45deg, #ff6b6b, #ee5a52);
    color: white;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.3);
    animation: fadeInUp 1s ease-out 0.6s both;
}

    .cta-button:hover {
        transform: translateY(-3px);
        box-shadow: 0 12px 35px rgba(255, 107, 107, 0.4);
    }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.features {
    padding: 100px 0;
    background: #f8f9ff;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #2c3e50;
    position: relative;
}

    .section-title::after {
        content: '';
        width: 80px;
        height: 4px;
        background: linear-gradient(45deg, #667eea, #764ba2);
        display: block;
        margin: 20px auto;
        border-radius: 2px;
    }

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

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

    .feature-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 5px;
        background: linear-gradient(45deg, #667eea, #764ba2);
    }

    .feature-card:hover {
        transform: translateY(-10px);
        box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    }

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #2c3e50;
}

.feature-list {
    list-style: none;
    margin-top: 20px;
}

    .feature-list li {
        padding: 8px 0;
        padding-left: 25px;
        position: relative;
        color: #666;
        line-height: 1.6;
    }

        .feature-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: #667eea;
            font-weight: bold;
        }

.stats {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 10px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.global {
    padding: 100px 0;
    background: white;
}

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

.global-text h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: #2c3e50;
}

.global-text p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 20px;
    line-height: 1.8;
}

.highlight {
    color: #667eea;
    font-weight: bold;
}

.global-visual {
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 20px;
    padding: 60px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

    .global-visual::before {
        content: '🌍';
        font-size: 6rem;
        opacity: 0.3;
        position: absolute;
        top: 20px;
        right: 20px;
    }

.footer {
    background: #2c3e50;
    color: white;
    padding: 60px 0 30px;
    text-align: center;
}

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

.contact-item {
    padding: 20px;
}

    .contact-item h4 {
        margin-bottom: 15px;
        color: #667eea;
    }

.final-cta {
    background: linear-gradient(45deg, #ff6b6b, #ee5a52);
    padding: 20px 50px;
    border-radius: 50px;
    color: white;
    text-decoration: none;
    display: inline-block;
    margin: 30px 0;
    font-weight: bold;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

    .final-cta:hover {
        transform: translateY(-3px);
        box-shadow: 0 12px 35px rgba(255, 107, 107, 0.4);
    }

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .global-content {
        grid-template-columns: 1fr;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .container {
        padding: 0 15px;
    }
}

.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(102, 126, 234, 0.2);
    z-index: 1000;
}

.scroll-progress {
    height: 100%;
    background: linear-gradient(45deg, #667eea, #764ba2);
    width: 0%;
    transition: width 0.1s ease;
}

/* 모달 스타일 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

    .modal-overlay.active {
        opacity: 1;
        visibility: visible;
    }

.modal {
    background: white;
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(30px) scale(0.9);
    transition: all 0.3s ease;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-header {
    text-align: center;
    margin-bottom: 30px;
}

    .modal-header h2 {
        color: #2c3e50;
        font-size: 2rem;
        margin-bottom: 10px;
    }

    .modal-header p {
        color: #666;
        font-size: 1.1rem;
    }

.close-btn {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2rem;
    color: #999;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

    .close-btn:hover {
        background: #f5f5f5;
        color: #333;
    }

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

    .form-group label {
        display: block;
        margin-bottom: 8px;
        color: #2c3e50;
        font-weight: 600;
        font-size: 1rem;
    }

    .form-group input,
    .form-group textarea {
        width: 100%;
        padding: 15px;
        border: 2px solid #e1e8ed;
        border-radius: 10px;
        font-size: 1rem;
        transition: all 0.3s ease;
        background: #f8f9ff;
    }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #667eea;
            background: white;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }

    .form-group textarea {
        resize: vertical;
        min-height: 100px;
    }

.required {
    color: #ff6b6b;
}

.submit-btn {
    width: 100%;
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 15px;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

    .submit-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    }

    .submit-btn:disabled {
        opacity: 0.6;
        cursor: not-allowed;
        transform: none;
    }

.privacy-notice {
    background: #f8f9ff;
    padding: 15px;
    border-radius: 10px;
    margin: 20px 0;
    font-size: 0.9rem;
    color: #666;
    border-left: 4px solid #667eea;
}

@media (max-width: 600px) {
    .modal {
        padding: 30px 20px;
        margin: 20px;
    }

    .modal-header h2 {
        font-size: 1.6rem;
    }
}