:root {
    --primary: #0d1b2a;
    --primary-light: #1b263b;
    --accent: #e0a96d;
    --accent-dark: #b8860b;
    --neutral-light: #f4f6f9;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --white: #ffffff;
    --font-base: 'Noto Sans KR', 'Malgun Gothic', sans-serif;
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-base);
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--accent);
    color: var(--primary);
    padding: 10px 20px;
    z-index: 10000;
    transition: top 0.2s;
    font-weight: bold;
    text-decoration: none;
}

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Header & Nav */
.site-header {
    background-color: var(--primary);
    color: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
    align-items: center;
}

.main-nav a {
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
}

.main-nav a:hover, .main-nav a.active {
    color: var(--accent);
}

.nav-cta {
    background-color: var(--accent);
    color: var(--primary) !important;
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: 700;
}

.nav-cta:hover {
    background-color: var(--accent-dark);
}

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

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, rgba(13, 27, 42, 0.95), rgba(27, 38, 59, 0.85)), url('images/hero.jpg') no-repeat center center/cover;
    color: var(--white);
    padding: 120px 20px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--accent);
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 40px;
    color: var(--neutral-light);
}

.hero-btn {
    background-color: var(--accent);
    color: var(--primary);
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 5px;
    display: inline-block;
    transition: var(--transition);
}

.hero-btn:hover {
    background-color: var(--accent-dark);
}

/* Stats Section */
.stats-section {
    padding: 60px 20px;
    background-color: var(--neutral-light);
}

.stats-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-card {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-dark);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-dark);
}

/* Steps Section */
.steps-section {
    padding: 80px 20px;
}

.section-title {
    text-align: center;
    font-size: 2.25rem;
    margin-bottom: 50px;
    color: var(--primary);
}

.steps-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.step-card {
    text-align: center;
    padding: 20px;
}

.step-icon {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 20px;
}

.step-card h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
    color: var(--primary);
}

/* Services */
.services-section {
    background-color: var(--neutral-light);
    padding: 80px 20px;
}

.services-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.service-img {
    height: 200px;
    object-fit: cover;
    width: 100%;
}

.service-body {
    padding: 30px;
}

.service-body h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--primary);
}

.service-link {
    display: inline-block;
    margin-top: 15px;
    color: var(--accent-dark);
    font-weight: bold;
}

/* Features */
.features-section {
    padding: 80px 20px;
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

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

.features-list li {
    margin-bottom: 15px;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.features-list i {
    color: var(--accent);
}

/* Pricing */
.pricing-section {
    background-color: var(--neutral-light);
    padding: 80px 20px;
}

.pricing-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    align-items: stretch;
}

.pricing-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    display: flex;
    flex-direction: column;
}

.pricing-card.popular {
    border: 3px solid var(--accent);
    transform: scale(1.03);
    position: relative;
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: var(--primary);
    padding: 5px 15px;
    font-weight: 700;
    border-radius: 20px;
    font-size: 0.85rem;
}

.price-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary);
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--accent-dark);
}

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

.price-features li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.price-btn {
    background-color: var(--primary);
    color: var(--white);
    padding: 12px;
    border-radius: 4px;
    font-weight: 700;
    margin-top: auto;
    display: block;
}

.pricing-card.popular .price-btn {
    background-color: var(--accent);
    color: var(--primary);
}

/* Lead Form */
.form-section {
    padding: 80px 20px;
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
}

.form-checkbox input {
    margin-top: 5px;
}

.submit-btn {
    background-color: var(--accent);
    color: var(--primary);
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 4px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    background-color: var(--accent-dark);
}

/* Accordion FAQ */
.accordion-item {
    background: var(--white);
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    margin-bottom: 10px;
}

.accordion-header {
    width: 100%;
    padding: 20px;
    text-align: left;
    background: none;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-content {
    display: none;
    padding: 0 20px 20px;
    color: var(--text-muted);
}

/* Trust Layer & Footer */
.trust-layer {
    background-color: #0f172a;
    color: #cbd5e1;
    padding: 40px 20px;
    border-top: 1px solid #334155;
    font-size: 0.9rem;
}

.trust-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.trust-layer h4 {
    color: var(--accent);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.site-footer {
    background-color: var(--primary);
    color: var(--neutral-light);
    padding: 60px 20px 20px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-links h4, .footer-legal h4 {
    margin-bottom: 20px;
    color: var(--accent);
}

.footer-links ul, .footer-legal ul {
    list-style: none;
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 0.85rem;
    color: #94a3b8;
}

/* Cookie Banner */
.cookie-banner {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: #0f172a;
    color: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.2);
    z-index: 10000;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

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

.cookie-btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 700;
}

.cookie-accept {
    background-color: var(--accent);
    color: var(--primary);
}

.cookie-decline {
    background-color: #475569;
    color: #ffffff;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    .main-nav {
        display: none;
        width: 100%;
        position: absolute;
        top: 70px;
        left: 0;
        background-color: var(--primary);
        padding: 20px;
        box-shadow: 0 10px 15px rgba(0,0,0,0.1);
    }
    .main-nav.active {
        display: block;
    }
    .main-nav ul {
        flex-direction: column;
        align-items: flex-start;
    }
    .features-container {
        grid-template-columns: 1fr;
    }
    .pricing-card.popular {
        transform: none;
    }
}