/* =============================================
   주소파크 - 메인 스타일시트
   실시간 검증 기반 주소모음 플랫폼
   ============================================= */

/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #ec4899;
    --accent: #06b6d4;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* Background */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    
    /* Text */
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    
    /* Border */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(255, 255, 255, 0.15);
    
    /* Gradient */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #ec4899 50%, #06b6d4 100%);
    --gradient-text: linear-gradient(90deg, #6366f1, #ec4899, #06b6d4);
    --gradient-bg: radial-gradient(ellipse at top, #1a1a2e 0%, #0a0a0f 50%);
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 24px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-bg);
    z-index: -2;
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.03;
    z-index: -1;
    pointer-events: none;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

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

ul, ol {
    list-style: none;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.25rem); }

p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== Container ===== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--container-padding);
}

.container-lg {
    max-width: 1400px;
}

.container-sm {
    max-width: 960px;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 9999;
    border-bottom: 1px solid rgba(139, 92, 246, 0.3);
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 20px 0;
    transition: var(--transition-normal);
}

.header.scrolled {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 800;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-card);
}

.nav-link.active {
    color: var(--primary-light);
}

.nav-link svg {
    width: 16px;
    height: 16px;
    transition: var(--transition-fast);
}

.nav-item:hover .nav-link svg {
    transform: rotate(180deg);
}

/* Dropdown */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: #1a1a25;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    padding: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-fast);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    z-index: 1000;
    max-height: 70vh;
    overflow-y: auto;
}

.nav-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-link {
    display: block;
    padding: 10px 14px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.dropdown-link:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

/* Mobile Menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: pulse 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.8; }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
}

/* Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 50px;
}

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

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 60px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-hover);
}

.btn-group {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Section Common ===== */
.section {
    padding: var(--section-padding);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-light);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    margin-bottom: 16px;
}

.section-desc {
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-secondary);
}

/* ===== Cards ===== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px;
    transition: var(--transition-normal);
}

.card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-hover);
    transform: translateY(-5px);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: 24px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-6 { grid-template-columns: repeat(6, 1fr); }

/* ===== Brand Cards ===== */
.brand-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.brand-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-normal);
}

.brand-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-hover);
    transform: translateY(-5px);
}

.brand-card:hover::before {
    opacity: 1;
}

.brand-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.25rem;
    font-weight: 700;
}

.brand-name {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.brand-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--success);
}

.brand-status::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
}

/* ===== Features Grid ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 35px;
    transition: var(--transition-normal);
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary);
    transform: translateY(-5px);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 1.5rem;
}

.feature-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== Process Steps ===== */
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
}

.process-grid::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 10%;
    width: 80%;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0.3;
}

.process-item {
    text-align: center;
    position: relative;
}

.process-number {
    width: 80px;
    height: 80px;
    background: var(--bg-secondary);
    border: 2px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-light);
    position: relative;
    z-index: 1;
}

.process-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.process-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ===== FAQ Accordion ===== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    overflow: hidden;
    transition: var(--transition-normal);
}

.faq-item:hover {
    border-color: var(--border-color-hover);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--primary-light);
}

.faq-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer-inner {
    padding: 0 24px 20px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== CTA Section ===== */
.cta-section {
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    padding: 80px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 16px;
}

.cta-desc {
    color: rgba(255, 255, 255, 0.9);
    max-width: 500px;
    margin: 0 auto 30px;
}

.cta-btn {
    background: white;
    color: var(--primary-dark);
    padding: 16px 32px;
    font-weight: 700;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-link:hover {
    color: var(--primary-light);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* ===== Page Content ===== */
.page-hero {
    padding: 160px 0 80px;
    text-align: center;
    position: relative;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center top, rgba(99, 102, 241, 0.1) 0%, transparent 60%);
    pointer-events: none;
}

.page-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 20px;
}

.page-subtitle {
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.content-section {
    padding: 60px 0;
}

.content-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.content-block {
    margin-bottom: 50px;
}

.content-block h2 {
    font-size: 1.75rem;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-color);
}

.content-block h3 {
    font-size: 1.3rem;
    margin: 30px 0 16px;
    color: var(--primary-light);
}

.content-block p {
    margin-bottom: 16px;
    line-height: 1.8;
}

.content-block img {
    width: 100%;
    border-radius: var(--radius-lg);
    margin: 30px 0;
    border: 1px solid var(--border-color);
}

/* Tables */
.content-table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.content-table th,
.content-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.content-table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-primary);
}

.content-table td {
    color: var(--text-secondary);
}

.content-table tr:last-child td {
    border-bottom: none;
}

.content-table tr:hover td {
    background: var(--bg-card-hover);
}

/* Lists */
.content-list {
    margin: 20px 0;
    padding-left: 0;
}

.content-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 12px;
    color: var(--text-secondary);
}

.content-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
}

/* ===== Animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animation delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .nav {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .nav.active {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        background: #0d0d15;
        z-index: 10000;
        overflow-y: auto;
        padding: 10px 0;
    }

    .nav.active-DISABLED {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-secondary);
        border-bottom: 1px solid var(--border-color);
        padding: 20px;
    }
    
    .nav.active .nav-item {
        width: 100%;
    }
    
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: transparent;
        padding-left: 20px;
    }
    
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-grid::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-section {
        padding: 50px 24px;
    }
    
    .section {
        padding: 60px 0;
    }
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* ===== Selection ===== */
::selection {
    background: var(--primary);
    color: white;
}


    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #1a1a2e;
    border-top: 2px solid #e94560;
    padding: 25px;
    gap: 30px;
    justify-content: center;
    z-index: 1000;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
}
    display: flex;
    opacity: 1;
    visibility: visible;
}
    min-width: 180px;
}
    color: #e94560;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #333;
}
    display: block;
    padding: 8px 0;
    color: #ccc;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s;
}
    color: #e94560;
    padding-left: 5px;
}
    color: #e94560;
    font-weight: 600;
    margin-top: 10px;
}
@media (max-width: 768px) {
        position: static;
        flex-direction: column;
        padding: 15px;
        gap: 15px;
        border-top: none;
        box-shadow: none;
        background: #151525;
    }
        display: none;
        opacity: 0;
        visibility: hidden;
    }
        display: flex !important;
        opacity: 1 !important;
        visibility: visible !important;
    }
        min-width: 100%;
    }
}

/* Mega Menu - Clean */
    position: static;
}

    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #1a1a2e;
    border-top: 2px solid #e94560;
    padding: 25px 40px;
    z-index: 1000;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

/* 데스크톱: 호버시에만 보임 */
@media (min-width: 769px) {
        display: flex;
        gap: 40px;
        justify-content: center;
    }
}

    min-width: 160px;
}

    color: #e94560;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #333;
}

    display: block;
    padding: 6px 0;
    color: #aaa;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s, padding-left 0.2s;
}

    color: #e94560;
    padding-left: 5px;
}

    color: #e94560;
    font-weight: 600;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid #333;
}

/* 모바일: 클릭시에만 보임 */
@media (max-width: 768px) {
        position: static;
        flex-direction: column;
        padding: 10px 15px;
        gap: 15px;
        border-top: none;
        box-shadow: none;
        background: #151525;
        margin-top: 5px;
    }
    
        display: flex !important;
    }
    
        min-width: 100%;
    }
    
        font-size: 0.85rem;
        margin-bottom: 8px;
    }
}

/* ========== Mega Menu ========== */
    position: static;
}

    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #1a1a2e;
    border-top: 2px solid #e94560;
    padding: 25px 40px;
    z-index: 1000;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    flex-wrap: wrap;
    gap: 40px;
    justify-content: center;
}

    display: flex;
}

    min-width: 160px;
}

    color: #e94560;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #333;
}

    display: block;
    padding: 6px 0;
    color: #aaa;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s;
}

    color: #e94560;
}

    color: #e94560;
    font-weight: 600;
    margin-top: 8px;
}

@media (max-width: 768px) {
        position: static;
        display: none !important;
        flex-direction: column;
        padding: 10px 15px;
        gap: 15px;
        border-top: none;
        box-shadow: none;
        background: #151525;
    }
    
        display: none !important;
    }
    
        display: flex !important;
    }
}


/* ============================================
   MOBILE MENU - FINAL VERSION
   ============================================ */

/* 햄버거 버튼 기본 숨김 */
.menu-toggle {
    display: none;
}

/* 1024px 이하: 모바일 */
@media screen and (max-width: 1024px) {
    /* 햄버거 버튼 보이기 */
    .menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 44px;
        height: 44px;
        padding: 8px;
        background: transparent;
        border: none;
        cursor: pointer;
        z-index: 10001;
        gap: 5px;
    }
    
    .menu-toggle span {
        display: block;
        width: 22px;
        height: 2px;
        background: #fff;
        border-radius: 2px;
        transition: all 0.3s ease;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    /* 네비게이션 숨김 */
    .nav {
        display: none;
    }
    
    /* 네비게이션 열림 상태 */
    .nav.active {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        background: #0d0d15;
        z-index: 10000;
        overflow-y: auto;
        padding: 10px 0;
    }

    .nav.active-DISABLED {
        display: block;
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        background: #0d0d15;
        z-index: 10000;
        overflow-y: auto;
        padding: 10px 0;
        -webkit-overflow-scrolling: touch;
    }
    
    .nav.active .nav-item {
        display: block;
        width: 100%;
        border-bottom: 1px solid #222;
    }
    
    .nav.active .nav-link {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
        padding: 16px 20px;
        color: #fff;
        font-size: 1rem;
    }
    
    .nav.active .nav-link svg {
        width: 16px;
        height: 16px;
        transition: transform 0.3s;
    }
    
    .nav.active .nav-item.open .nav-link svg {
        transform: rotate(180deg);
    }
    
    /* 드롭다운 기본 숨김 */
    .nav.active .dropdown {
        display: none;
        position: static;
        width: 100%;
        background: #151520;
        border: none;
        border-radius: 0;
        box-shadow: none;
        padding: 0;
        margin: 0;
        opacity: 1;
        visibility: visible;
        transform: none;
        max-height: none;
    }
    
    /* 드롭다운 열림 */
    .nav.active .nav-item.open .dropdown {
        display: block;
    }
    
    .nav.active .dropdown-link {
        display: block;
        padding: 14px 35px;
        color: #999;
        font-size: 0.9rem;
        border-bottom: 1px solid #1a1a25;
    }
    
    .nav.active .dropdown-link:active {
        background: #1a1a2e;
        color: #e94560;
    }
    
    /* 스크롤 드롭다운 - 모바일에서는 제한 없음 */
    .nav.active .dropdown-scroll {
        max-height: none;
        overflow: visible;
    }
}

/* ============================================
   BOTTOM NAVIGATION (모바일 하단 탭)
   ============================================ */

/* 기본: 숨김 */
.bottom-nav {
    display: none;
}

.fullscreen-menu {
    display: none;
}

/* 1024px 이하: 모바일 */
@media screen and (max-width: 1024px) {
    /* 햄버거 버튼 완전 숨김 */
    .menu-toggle {
        display: none !important;
    }
    
    /* 상단 nav 숨김 (데스크탑 전용) */
    .header .nav {
        display: none !important;
    }
    
    /* body에 하단 패딩 추가 */
    body {
        padding-bottom: 70px;
    }
    
    /* 하단 네비게이션 바 */
    .bottom-nav {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 65px;
        background: linear-gradient(180deg, #1a1a2e 0%, #0d0d15 100%);
        border-top: 1px solid #333;
        z-index: 9999;
        justify-content: space-around;
        align-items: center;
        padding: 0 10px;
        padding-bottom: env(safe-area-inset-bottom);
    }
    
    .bottom-nav-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        flex: 1;
        padding: 8px 5px;
        color: #888;
        text-decoration: none;
        transition: color 0.2s;
        -webkit-tap-highlight-color: transparent;
    }
    
    .bottom-nav-item svg {
        width: 24px;
        height: 24px;
        margin-bottom: 4px;
    }
    
    .bottom-nav-item span {
        font-size: 11px;
        font-weight: 500;
    }
    
    .bottom-nav-item:active,
    .bottom-nav-item.active {
        color: #e94560;
    }
    
    .bottom-nav-menu {
        color: #e94560;
    }
    
    /* 풀스크린 메뉴 */
    .fullscreen-menu {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: #0d0d15;
        z-index: 10001;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .fullscreen-menu.active {
        display: block;
    }
    
    .fullscreen-menu-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px;
        border-bottom: 1px solid #222;
        position: sticky;
        top: 0;
        background: #0d0d15;
        z-index: 1;
    }
    
    .fullscreen-menu-header .gradient-text {
        font-size: 1.5rem;
        font-weight: 700;
    }
    
    .fullscreen-menu-close {
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: transparent;
        border: none;
        color: #fff;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }
    
    .fullscreen-menu-close svg {
        width: 28px;
        height: 28px;
    }
    
    .fullscreen-menu-content {
        padding: 10px 20px 100px;
    }
    
    .fullscreen-menu-section {
        margin-bottom: 25px;
    }
    
    .fullscreen-menu-section h3 {
        color: #e94560;
        font-size: 1rem;
        font-weight: 600;
        margin-bottom: 12px;
        padding-bottom: 8px;
        border-bottom: 1px solid #333;
    }
    
    .menu-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    .menu-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .menu-grid a {
        display: block;
        padding: 12px 15px;
        background: #1a1a2e;
        color: #ccc;
        text-decoration: none;
        border-radius: 8px;
        font-size: 0.9rem;
        text-align: center;
        transition: background 0.2s, color 0.2s;
        -webkit-tap-highlight-color: transparent;
    }
    
    .menu-grid a:active {
        background: #e94560;
        color: #fff;
    }
    
    .view-all {
        display: block;
        text-align: center;
        padding: 12px;
        margin-top: 10px;
        color: #e94560;
        font-weight: 600;
        text-decoration: none;
    }
    
    .view-all:active {
        text-decoration: underline;
    }
}

/* 드롭다운 스크롤바 스타일 */
.dropdown::-webkit-scrollbar {
    width: 6px;
}

.dropdown::-webkit-scrollbar-track {
    background: #12121a;
    border-radius: 3px;
}

.dropdown::-webkit-scrollbar-thumb {
    background: #e94560;
    border-radius: 3px;
}

.dropdown::-webkit-scrollbar-thumb:hover {
    background: #ff6b6b;
}