:root {
    --bg-color: #0b0f19;
    --card-bg: #141c2f;
    --primary: #d97706;
    --primary-hover: #b45309;
    --text-color: #f1f5f9;
    --text-muted: #94a3b8;
    --border-color: #1e293b;
    --font-family: 'Noto Sans KR', system-ui, -apple-system, sans-serif;
    --transition: all 0.3s ease;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    line-height: 1.7;
    overflow-x: hidden;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    z-index: 100;
    transition: top 0.2s;
}

.skip-link:focus {
    top: 0;
}

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

/* Header & Navigation */
header {
    background-color: rgba(11, 15, 25, 0.95);
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid var(--border-color);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo img {
    width: 35px;
    height: 35px;
}

nav {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 25px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 0.95rem;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary);
}

.burger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
}

/* Sections */
section {
    padding: 80px 0;
}

h1, h2, h3, h4 {
    color: #ffffff;
    font-weight: 700;
}

/* Hero */
.hero {
    position: relative;
    padding: 120px 0;
    background: linear-gradient(135deg, rgba(11,15,25,0.95) 40%, rgba(20,28,47,0.7)), url('images/hero.jpg') center/cover no-repeat;
    border-bottom: 1px solid var(--border-color);
}

.hero-content {
    max-width: 700px;
}

.hero h1 {
    font-size: 3rem;
    line-height: 1.3;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    padding: 14px 28px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn:hover {
    background-color: var(--primary-hover);
}

/* Stats */
.stats {
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 40px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.stat-num {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* How It Works */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.step-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 8px;
    position: relative;
}

.step-num {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.8rem;
    font-weight: 800;
    color: rgba(217, 119, 6, 0.2);
}

.step-card i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 15px;
}

/* Features asymmetric */
.feature-asymmetric {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.feature-asymmetric img {
    width: 100%;
    border-radius: 8px;
    object-fit: cover;
    max-height: 450px;
}

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

.feature-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.feature-list li i {
    color: var(--primary);
    margin-top: 5px;
}

/* Services section */
.services-section h2 {
    text-align: center;
    margin-bottom: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.service-info {
    padding: 25px;
}

.service-info h3 {
    margin-bottom: 15px;
}

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 45px;
}

.price-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    position: relative;
    transition: var(--transition);
}

.price-card.featured {
    border-color: var(--primary);
    transform: scale(1.03);
    box-shadow: 0 10px 30px rgba(217, 119, 6, 0.1);
}

.badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background-color: var(--primary);
    color: white;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: bold;
}

.price-val {
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    margin: 20px 0;
}

.price-features {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.price-features li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.price-features li i {
    color: var(--primary);
}

/* Form block */
.form-section {
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.form-container form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

label {
    font-size: 0.9rem;
    font-weight: 600;
}

input, textarea {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 12px;
    color: white;
    font-family: inherit;
    font-size: 0.95rem;
}

input:focus, textarea:focus {
    outline: 1px solid var(--primary);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.checkbox-label input {
    margin-top: 3px;
}

/* FAQ Accordion */
.faq-list {
    max-width: 800px;
    margin: 40px auto 0;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
}

.faq-question {
    padding: 20px;
    width: 100%;
    background: none;
    border: none;
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease-out;
    color: var(--text-muted);
}

.faq-item.active .faq-answer {
    padding: 0 20px 20px;
    max-height: 500px;
}

/* Trust Layer */
.trust-layer {
    background-color: #070a12;
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.trust-layer h3 {
    font-size: 1rem;
    margin-bottom: 10px;
    color: var(--text-color);
}

.trust-layer a {
    color: var(--primary);
    text-decoration: underline;
}

/* Footer */
footer {
    background-color: var(--bg-color);
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

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

.footer-nav a {
    color: var(--text-muted);
    text-decoration: none;
}

.footer-nav a:hover {
    color: var(--primary);
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 20px;
    right: 20px;
    left: 20px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: 8px;
    z-index: 1000;
    display: none;
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    max-width: 600px;
    margin: 0 auto;
}

.cookie-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
}

/* Responsive */
@media (max-width: 992px) {
    .stats-grid, .steps-grid, .services-grid, .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .feature-asymmetric, .form-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .burger {
        display: block;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--card-bg);
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
    }
    .nav-links.active {
        display: flex;
    }
    .stats-grid, .steps-grid, .services-grid, .pricing-grid {
        grid-template-columns: 1fr;
    }
    .hero h1 {
        font-size: 2.2rem;
    }
}

/* Custom visual element - vector pattern */
.visual-wave {
    background-image: radial-gradient(var(--primary) 1px, transparent 1px);
    background-size: 15px 15px;
    opacity: 0.1;
    width: 100%;
    height: 150px;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-delay: 0s !important;
        animation-duration: 0s !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0s !important;
        scroll-behavior: auto !important;
    }
}