/* Custom Fonts */
body {
    font-family: 'Noto Sans KR', sans-serif;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Noto Sans KR', sans-serif;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Navigation Styles */
.nav-link {
    position: relative;
    color: #374151;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #16a34a;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    background-color: #16a34a;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link.active {
    color: #16a34a;
}

.mobile-nav-link {
    display: block;
    color: #374151;
    font-weight: 500;
    padding: 0.5rem;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    color: #16a34a;
    border-left-color: #16a34a;
    padding-left: 1rem;
}

/* Hero Section Animations */
.hero-section {
    position: relative;
    background: linear-gradient(135deg, #f0fdf4 0%, #dbeafe 50%, #fae8ff 100%);
}

/* Tree Animations */
.tree-animation {
    position: absolute;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(34, 197, 94, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.tree-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.tree-2 {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.tree-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translateY(-30px) scale(1.1);
        opacity: 0.6;
    }
}

/* Fade In Up Animation */
.fade-in-up {
    animation: fadeInUp 1s ease-out;
}

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

/* Bounce Slow Animation */
.animate-bounce-slow {
    animation: bounceSlow 3s ease-in-out infinite;
}

@keyframes bounceSlow {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

/* CTA Button */
.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
    box-shadow: 0 10px 25px rgba(22, 163, 74, 0.3);
    transition: all 0.3s ease;
}

.cta-button:hover {
    box-shadow: 0 15px 35px rgba(22, 163, 74, 0.4);
    transform: translateY(-2px) scale(1.05);
}

/* Service Cards */
.service-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    border-color: rgba(22, 163, 74, 0.3);
}

/* Responsive Typography */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
        line-height: 1.2;
    }
    
    h2 {
        font-size: 1.75rem;
    }
}

/* Scroll Reveal */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Feature List Styles */
.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    color: #4b5563;
    line-height: 1.8;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #16a34a;
    font-weight: bold;
    font-size: 1.25rem;
}

/* Service Detail Cards */
.service-detail-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-detail-card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
    border-color: rgba(22, 163, 74, 0.3);
}

/* About Page Timeline */
.timeline-item {
    position: relative;
    padding-left: 3rem;
    padding-bottom: 2rem;
    border-left: 2px solid #e5e7eb;
}

.timeline-item:last-child {
    border-left: none;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -9px;
    top: 0;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: #16a34a;
    border: 3px solid white;
    box-shadow: 0 0 0 2px #16a34a;
}

/* Blog Card Styles */
.blog-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.blog-card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.blog-card:hover .blog-card-image {
    transform: scale(1.05);
}

/* Contact Form Styles */
.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    font-family: 'Noto Sans KR', sans-serif;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: #16a34a;
    box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1);
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #374151;
}

/* Button Styles */
.btn-primary {
    background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(22, 163, 74, 0.3);
}

.btn-secondary {
    background: white;
    color: #16a34a;
    border: 2px solid #16a34a;
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
}

.btn-secondary:hover {
    background: #f0fdf4;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(22, 163, 74, 0.1);
}

/* Loading Animation */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.loading {
    animation: spin 1s linear infinite;
}

/* Success Message */
.success-message {
    background: #f0fdf4;
    border: 1px solid #86efac;
    color: #166534;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-top: 1rem;
}

/* Error Message */
.error-message {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-top: 1rem;
}

/* Utility Classes */
.gradient-text {
    background: linear-gradient(135deg, #16a34a 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #16a34a, #3b82f6);
    margin: 2rem auto;
    border-radius: 2px;
}