/* Root Variables */
:root {
    --primary-color: #2215de;
    --secondary-color: #e206dd;
    --accent-color: #ea0b3b;
    --gradient-primary: linear-gradient(90deg, #2215de, #e206dd 51.44%, #ea0b3b);
    --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --text-primary: #ffffff;
    --text-secondary: #999999;
    --bg-primary: #000000;
    --bg-secondary: #111111;
    --bg-card: rgba(255, 255, 255, 0.08);
    --border-color: rgba(255, 255, 255, 0.1);
    --font-primary: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'SUIT', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.3s, visibility 0.3s;
}

.loading-screen.loaded {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    text-align: center;
}

.loading-text {
    font-size: 48px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 30px;
}

.loading-bar {
    width: 200px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto 20px;
}

.loading-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
    animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
    0% { width: 0%; }
    50% { width: 100%; }
    100% { width: 0%; }
}

.loading-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Custom Cursor */
.custom-cursor {
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
    mix-blend-mode: difference;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    background: rgba(34, 21, 222, 0.1);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9998;
    transition: transform 0.3s ease;
}

/* Particle Canvas */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

/* Header */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.main-header.scrolled {
    background: rgba(0, 0, 0, 0.95);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

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

.logo {
    font-size: 30px;
    font-weight: 700;
    font-family: var(--font-display);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.logo::before {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    overflow: hidden;
    transition: width 0.3s;
}

.logo:hover::before {
    width: 100%;
}

.logo .accent {
    color: #a855f7;
}

.nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    color: #868e96;
    text-decoration: none;
    font-size: 17px;
    position: relative;
    transition: color 0.3s;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s;
}

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

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

.nav-cta {
    background: #343434;
    color: var(--text-primary);
    padding: 12px 20px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    overflow: hidden;
    position: relative;
}

.nav-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left 0.3s;
}

.nav-cta:hover::before {
    left: 0;
}

.nav-cta span,
.nav-cta svg {
    position: relative;
    z-index: 1;
}

.cta-arrow {
    transition: transform 0.3s;
}

.nav-cta:hover .cta-arrow {
    transform: translateX(5px);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    padding: 20px;
    transform: translateY(-100%);
    transition: transform 0.3s;
    z-index: 999;
}

.mobile-menu.active {
    transform: translateY(0);
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mobile-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 18px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    transition: color 0.3s;
}

.mobile-link:hover {
    color: #a855f7;
}

.mobile-cta {
    background: var(--gradient-primary);
    color: var(--text-primary);
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(34, 21, 222, 0.8) 0%, transparent 70%);
    top: -300px;
    left: -300px;
    animation: float 20s ease-in-out infinite;
}

.orb-2 {
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(226, 6, 221, 0.6) 0%, transparent 70%);
    bottom: -400px;
    right: -400px;
    animation: float 25s ease-in-out infinite reverse;
}

.orb-3 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(234, 11, 59, 0.5) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float 30s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(20px, -20px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(10px, -10px) scale(1.02); }
}

.hero-container {
    text-align: center;
    position: relative;
}

.hero-badge {
    display: inline-block;
    padding: 12px 20px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 70px;
    font-size: 18px;
    margin-bottom: 32px;
    position: relative;
    overflow: hidden;
}

.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.badge-text {
    position: relative;
    z-index: 1;
}

.badge-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    filter: blur(20px);
    transition: opacity 0.3s;
}

.hero-badge:hover .badge-glow {
    opacity: 0.3;
}

.hero-title {
    font-size: 60px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 56px;
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 0.8s forwards;
}

.line-2 {
    animation-delay: 0.2s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Stats Showcase */
.stats-showcase {
    margin-bottom: 80px;
}

.platform-comparison {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.platform-card {
    flex: 0 1 320px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 32px;
    position: relative;
    transition: all 0.3s;
}

.platform-card.naver-only {
    background: rgba(255, 60, 60, 0.05);
    border-color: rgba(255, 60, 60, 0.3);
}

.platform-card.google-seo {
    background: rgba(34, 21, 222, 0.05);
    border-color: rgba(34, 21, 222, 0.3);
    box-shadow: 0 0 40px rgba(34, 21, 222, 0.2);
}

.platform-header {
    text-align: center;
    margin-bottom: 24px;
    position: relative;
}

.platform-label {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 60, 60, 0.2);
    color: #ff6b6b;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.platform-label.success {
    background: var(--gradient-primary);
    color: white;
}

.platform-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.platform-stats {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.stat-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.03);
    transition: all 0.3s;
}

.stat-row.negative {
    border-left: 3px solid #ff4444;
}

.stat-row.positive {
    border-left: 3px solid #44ff44;
}

.stat-icon {
    font-size: 20px;
}

.stat-text {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
}

.platform-metric {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.metric-label {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.metric-value {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.platform-card.naver-only .metric-value {
    color: #ff6b6b;
}

.platform-card.google-seo .metric-value {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.transform-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse-arrow 2s ease-in-out infinite;
}

@keyframes pulse-arrow {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.result-highlight {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    margin-bottom: 32px;
    padding: 40px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.result-number {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 12px;
    position: relative;
}

.result-number.down {
    color: #44ff44;
}

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

.result-number .number {
    font-variant-numeric: tabular-nums;
}

.result-number .symbol {
    font-size: 40px;
}

.arrow-icon {
    width: 32px;
    height: 32px;
}

.result-number.down .arrow-icon {
    color: #44ff44;
}

.result-number.up .arrow-icon {
    color: #e206dd;
}

.result-label {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
}

.result-divider {
    width: 1px;
    height: 80px;
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.stats-conclusion {
    font-size: 20px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
    color: var(--text-secondary);
}

.stats-conclusion .highlight {
    color: var(--text-primary);
    font-weight: 600;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Progress Timeline */
.progress-timeline {
    position: relative;
    margin-top: 80px;
}

.timeline-track {
    position: absolute;
    top: 15px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 1px;
}

.timeline-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: var(--gradient-primary);
    border-radius: 1px;
    transition: width 0.5s ease;
}

.timeline-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
}

.timeline-step {
    text-align: center;
    flex: 1;
    cursor: pointer;
    transition: var(--transition);
}

.step-dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #333;
    border: 6px solid var(--bg-primary);
    margin: 0 auto 60px;
    position: relative;
    transition: var(--transition);
}

.timeline-step:nth-child(1) .step-dot { background: #c50940; }
.timeline-step:nth-child(2) .step-dot { background: #c50940; }
.timeline-step:nth-child(3) .step-dot { background: #4f13c1; }
.timeline-step:nth-child(4) .step-dot { background: #1d0f96; }

.timeline-step.active .step-dot {
    transform: scale(1.2);
    box-shadow: 0 0 20px currentColor;
}

.dot-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: inherit;
    opacity: 0;
}

.timeline-step.active .dot-pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}

.step-content h3 {
    font-size: 30px;
    font-weight: 600;
    margin-bottom: 16px;
    transition: color 0.3s;
}

.step-content p {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.6;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.timeline-step:hover .step-content h3 {
    color: #a855f7;
}

.timeline-step:hover .step-content p {
    opacity: 1;
}

/* Problem Section */
.problem-section {
    padding: 100px 0;
    background: var(--bg-primary);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    margin-bottom: 24px;
}

.section-badge span {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 24px;
}

.section-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

.section-pretitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

/* Comparison Cards */
.comparison-wrapper {
    max-width: 1200px;
    margin: 0 auto;
}

.comparison-container {
    display: flex;
    gap: 40px;
    align-items: center;
    justify-content: center;
    margin-bottom: 60px;
}

.comparison-card {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    position: relative;
    transition: all 0.3s;
}

.comparison-card.before-card {
    border-color: rgba(255, 60, 60, 0.3);
}

.comparison-card.after-card {
    border-color: rgba(34, 21, 222, 0.3);
    box-shadow: 0 0 40px rgba(34, 21, 222, 0.2);
}

.card-label {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 16px;
    background: rgba(255, 60, 60, 0.2);
    color: #ff6b6b;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.card-label.success {
    background: var(--gradient-primary);
    color: white;
}

.card-header {
    margin-bottom: 32px;
}

.card-header h3 {
    font-size: 24px;
    font-weight: 600;
}

.card-metrics {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.metric-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.03);
}

.metric-item.negative {
    border-left: 3px solid #ff4444;
}

.metric-item.positive {
    border-left: 3px solid #44ff44;
}

.metric-icon {
    font-size: 20px;
    min-width: 24px;
}

.metric-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.card-footer {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.result-text {
    font-size: 20px;
    font-weight: 600;
    color: #ff6b6b;
}

.result-text.success {
    color: #44ff44;
}

.comparison-divider {
    display: flex;
    align-items: center;
    justify-content: center;
}

.vs-badge {
    padding: 12px 24px;
    background: var(--gradient-primary);
    color: white;
    font-weight: 700;
    font-size: 18px;
    border-radius: 50px;
    box-shadow: 0 10px 30px rgba(34, 21, 222, 0.3);
}

/* Visual Comparison Metrics */
.comparison-visual {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.visual-item h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    text-align: center;
}

.progress-bar {
    position: relative;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    border-radius: 20px;
    transition: width 2s ease-out;
}

.progress-fill.down {
    background: linear-gradient(90deg, #44ff44, #22dd22);
}

.progress-fill.up {
    background: var(--gradient-primary);
}

.progress-fill.animate {
    width: var(--percent);
}

.progress-label {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 16px;
    font-weight: 600;
    color: white;
    z-index: 1;
}

/* Essence Section */
.essence-section {
    padding: 100px 0;
    background: var(--bg-secondary);
}

/* Comparison Table */
.comparison-table-wrapper {
    overflow-x: auto;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.02);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
}

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

.comparison-table th {
    background: rgba(255, 255, 255, 0.05);
    font-weight: 600;
    font-size: 16px;
    color: var(--text-primary);
}

.comparison-table th.highlight {
    background: var(--gradient-primary);
    color: white;
}

.table-row:hover {
    background: rgba(255, 255, 255, 0.03);
}

.feature-name {
    font-weight: 500;
    color: var(--text-primary);
}

.competitor {
    color: var(--text-secondary);
}

.competitor[data-quality="low"] {
    color: #ff6b6b;
}

.competitor[data-quality="medium"] {
    color: #ffa500;
}

.rankjet {
    color: #44ff44;
    font-weight: 600;
}

.check-icon {
    margin-right: 8px;
}

/* Search Engine Section */
.search-engine-section {
    padding: 100px 0;
    background: var(--bg-primary);
}

/* Laptop Showcase */
.laptop-showcase {
    display: flex;
    justify-content: center;
    margin-top: 60px;
}

.laptop-3d {
    width: 800px;
    height: 500px;
    perspective: 1000px;
    position: relative;
}

.laptop-screen {
    width: 100%;
    height: 100%;
    background: #1a1a1a;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: rotateX(-10deg) rotateY(0deg);
    transform-style: preserve-3d;
    transition: transform 0.3s;
}

.laptop-3d:hover .laptop-screen {
    transform: rotateX(-5deg) rotateY(5deg);
}

.browser-window {
    height: 100%;
    display: flex;
    flex-direction: column;
    border-radius: 16px;
    overflow: hidden;
}

.browser-header {
    background: #2a2a2a;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.browser-dots {
    display: flex;
    gap: 8px;
}

.browser-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #555;
}

.browser-dots span:nth-child(1) { background: #ff5f57; }
.browser-dots span:nth-child(2) { background: #ffbd2e; }
.browser-dots span:nth-child(3) { background: #28ca42; }

.browser-url {
    flex: 1;
    background: #1a1a1a;
    padding: 6px 16px;
    border-radius: 20px;
    color: var(--text-secondary);
    font-size: 14px;
}

.browser-content {
    flex: 1;
    background: white;
    padding: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.google-logo {
    font-size: 72px;
    font-weight: 400;
    color: #4285f4;
    margin-bottom: 40px;
    font-family: Arial, sans-serif;
}

.search-box {
    width: 100%;
    max-width: 500px;
}

.search-input {
    width: 100%;
    padding: 16px 24px;
    border: 1px solid #dfe1e5;
    border-radius: 24px;
    font-size: 16px;
    outline: none;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.search-results {
    margin-top: 20px;
    text-align: left;
}

.search-result h3 {
    color: #1a0dab;
    font-size: 20px;
    margin-bottom: 4px;
}

.search-result p {
    color: #545454;
    font-size: 14px;
}

/* Digital Contents Section */
.digital-contents-section {
    padding: 100px 0;
    background: var(--bg-secondary);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
    cursor: pointer;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
    border-color: rgba(102, 126, 234, 0.5);
}

.feature-icon {
    margin-bottom: 24px;
}

.icon-3d {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    position: relative;
    transition: transform 0.3s;
}

.feature-card:hover .icon-3d {
    transform: scale(1.1) rotateZ(5deg);
}

.icon-svg {
    width: 100%;
    height: 100%;
}

.feature-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.feature-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.feature-hover-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 40px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.feature-card:hover .feature-hover-content {
    opacity: 1;
    visibility: visible;
}

.feature-hover-content h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.feature-hover-content ul {
    list-style: none;
    text-align: left;
}

.feature-hover-content li {
    padding: 8px 0;
    color: var(--text-secondary);
    padding-left: 20px;
    position: relative;
}

.feature-hover-content li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #667eea;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: var(--bg-primary);
}

/* Form Wrapper */
.form-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.contact-form {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    position: relative;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.required {
    color: #ff6b6b;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    background: rgba(255, 255, 255, 0.08);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.error-message {
    display: block;
    color: #ff6b6b;
    font-size: 14px;
    margin-top: 8px;
    opacity: 0;
    transition: opacity 0.3s;
}

.form-group.error .error-message {
    opacity: 1;
}

.form-group.error input,
.form-group.error textarea {
    border-color: #ff6b6b;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-group label {
    cursor: pointer;
    color: var(--text-secondary);
}

.submit-btn {
    width: 100%;
    padding: 20px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50px;
    color: white;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.btn-text {
    position: relative;
    z-index: 1;
}

.btn-loader {
    display: none;
    gap: 4px;
}

.submit-btn.loading .btn-text {
    display: none;
}

.submit-btn.loading .btn-loader {
    display: flex;
}

.loader-dot {
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    animation: loader-bounce 1.4s ease-in-out both infinite;
}

.loader-dot:nth-child(1) { animation-delay: -0.32s; }
.loader-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes loader-bounce {
    0%, 80%, 100% {
        transform: scale(0);
    }
    40% {
        transform: scale(1);
    }
}

.btn-arrow {
    transition: transform 0.3s;
}

.submit-btn:hover .btn-arrow {
    transform: translateX(5px);
}

.form-success {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.form-success.show {
    opacity: 1;
    visibility: visible;
}

.form-success svg {
    margin-bottom: 24px;
}

.form-success h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

.form-success p {
    color: var(--text-secondary);
}

/* Reviews Section */
.reviews-section {
    padding: 100px 0;
    background: var(--bg-secondary);
}

/* Review Carousel */
.review-carousel {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.review-track {
    display: flex;
    transition: transform 0.5s ease;
}

.review-card {
    min-width: 100%;
    padding: 60px;
    text-align: center;
    opacity: 0;
    transition: opacity 0.5s;
}

.review-card.active {
    opacity: 1;
}

.review-quote {
    font-size: 72px;
    color: #667eea;
    margin-bottom: 24px;
    font-family: Georgia, serif;
}

.review-text {
    font-size: 24px;
    line-height: 1.6;
    margin-bottom: 32px;
    color: var(--text-primary);
}

.review-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
}

.author-company {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.author-industry {
    font-size: 16px;
    color: var(--text-secondary);
}

.review-rating {
    display: flex;
    justify-content: center;
    gap: 4px;
}

.star {
    font-size: 24px;
    color: #ffd700;
}

/* Carousel Navigation */
.carousel-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-top: 40px;
}

.carousel-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
}

.carousel-dots {
    display: flex;
    gap: 12px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.3s;
}

.dot.active {
    background: #667eea;
    transform: scale(1.2);
}

/* Review Stats */
.review-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 800px;
    margin: 60px auto 0;
}

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

.review-stats .stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.review-stats .stat-label {
    font-size: 16px;
    color: var(--text-secondary);
}

/* FAQ Section */
.faq-section {
    padding: 100px 0;
    background: var(--bg-primary);
}

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

.faq-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: all 0.3s;
}

.faq-item.active {
    border-color: #667eea;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

.faq-question {
    width: 100%;
    padding: 24px 32px;
    background: none;
    border: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    text-align: left;
    transition: all 0.3s;
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.03);
}

.faq-number {
    font-size: 18px;
    font-weight: 700;
    color: #667eea;
    margin-right: 16px;
}

.faq-title {
    flex: 1;
    font-size: 18px;
    font-weight: 500;
    color: var(--text-primary);
}

.faq-icon {
    width: 24px;
    height: 24px;
    transition: transform 0.3s;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

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

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

.faq-answer p {
    padding: 0 32px 24px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    padding: 120px 0;
    position: relative;
    overflow: hidden;
    background: var(--bg-secondary);
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.cta-title {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 24px;
}

.animated-text {
    position: relative;
    display: inline-block;
}

.animated-text::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    animation: underline 3s ease-in-out infinite;
}

@keyframes underline {
    0%, 100% { transform: scaleX(0); }
    50% { transform: scaleX(1); }
}

.cta-subtitle {
    font-size: 22px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 48px;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 24px 48px;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    font-size: 20px;
    font-weight: 600;
    border-radius: 60px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.4);
}

.btn-bg {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover .btn-bg {
    left: 100%;
}

/* CTA Background Animation */
.cta-bg-animation {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 200%;
    height: 100px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M321.39,56.44c58-10.79,114.16-30.13,172-41.86,82.39-16.72,168.19-17.73,250.45-.39C823.78,31,906.67,72,985.66,92.83c70.05,18.48,146.53,26.09,214.34,3V0H0V27.35A600.21,600.21,0,0,0,321.39,56.44Z" fill="rgba(102,126,234,0.1)"></path></svg>') repeat-x;
    animation: wave 20s linear infinite;
}

@keyframes wave {
    0% { background-position-x: 0; }
    100% { background-position-x: 1200px; }
}

.wave-1 { animation-duration: 20s; opacity: 0.3; }
.wave-2 { animation-duration: 15s; opacity: 0.2; bottom: 10px; }
.wave-3 { animation-duration: 25s; opacity: 0.1; bottom: 20px; }

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

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    align-items: center;
}

.footer-logo {
    height: 40px;
}

.footer-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 8px;
}

.footer-links {
    display: flex;
    gap: 24px;
    align-items: center;
    justify-content: flex-end;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-secondary);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate {
    animation: fadeIn 0.8s ease-out forwards;
}

/* Tooltips */
.tooltip {
    position: absolute;
    background: rgba(0, 0, 0, 0.9);
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 14px;
    pointer-events: none;
    z-index: 9999;
    white-space: nowrap;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
}

@media (max-width: 768px) {
    /* Navigation */
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    /* Hero Section */
    .hero-title {
        font-size: 40px;
    }
    
    .hero-container {
        padding: 0 20px;
    }
    
    /* Timeline */
    .timeline-steps {
        flex-direction: column;
        gap: 40px;
    }
    
    .timeline-track {
        display: none;
    }
    
    /* Comparison Cards */
    .comparison-container {
        flex-direction: column;
    }
    
    .comparison-divider {
        transform: rotate(90deg);
        margin: 20px 0;
    }
    
    /* Visual Metrics */
    .comparison-visual {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* Table */
    .comparison-table {
        font-size: 14px;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 12px;
    }
    
    /* Features Grid */
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    /* Form */
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* Review Stats */
    .review-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-info {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    /* Section Titles */
    .section-title {
        font-size: 36px;
    }
    
    .section-subtitle {
        font-size: 18px;
    }
    
    /* CTA */
    .cta-title {
        font-size: 36px;
    }
    
    .cta-subtitle {
        font-size: 20px;
    }
    
    .cta-button {
        font-size: 20px;
        padding: 16px 32px;
    }
    
    /* Platform Cards */
    .platform-comparison {
        flex-direction: column;
        gap: 20px;
    }
    
    .transform-arrow {
        transform: rotate(90deg);
    }
    
    .result-highlight {
        flex-direction: column;
        gap: 30px;
        padding: 30px 20px;
    }
    
    .result-divider {
        width: 80px;
        height: 1px;
    }
    
    .result-number {
        font-size: 48px;
    }
}

@media (max-width: 480px) {
    /* Hero Section */
    .hero-title {
        font-size: 32px;
    }
    
    /* Platform Cards */
    .platform-card {
        padding: 20px;
    }
    
    /* Result Numbers */
    .result-number {
        font-size: 40px;
    }
    
    .result-number .symbol {
        font-size: 32px;
    }
    
    /* Section Spacing */
    section {
        padding: 80px 0;
    }
    
    /* Contact Form */
    .contact-form {
        padding: 20px;
    }
    
    /* Review Text */
    .review-text {
        font-size: 20px;
    }
}

/* Print Styles */
@media print {
    .main-header,
    .back-to-top,
    .mobile-menu-btn,
    .nav-cta,
    .cta-section {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
    
    .section-title,
    .gradient-text {
        color: #000;
        -webkit-text-fill-color: #000;
    }
}

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

/* Focus Styles */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

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

::-moz-selection {
    background: var(--primary-color);
    color: var(--text-primary);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

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

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #000000;
        --bg-secondary: #111111;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --text-primary: #ffffff;
        --text-secondary: #cccccc;
        --border-color: rgba(255, 255, 255, 0.3);
    }
}