/* Braincheese - 완성된 반응형 CSS */

:root {
    /* Colors */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #06b6d4;
    --accent-color: #8b5cf6;
    --text-primary: #ffffff;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --bg-primary: #030303;
    --bg-secondary: #0f0f0f;
    --bg-card: rgba(30, 30, 35, 0.9);
    --bg-hover: rgba(99, 102, 241, 0.15);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-dark: linear-gradient(180deg, rgba(3, 3, 3, 0) 0%, rgba(3, 3, 3, 1) 100%);
    
    /* 일관된 Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* 일관된 Typography */
    --text-xs: 0.875rem;
    --text-sm: 1rem;
    --text-base: 1.125rem;
    --text-lg: 1.25rem;
    --text-xl: 1.5rem;
    --text-2xl: 1.875rem;
    --text-3xl: 2.25rem;
    --text-4xl: 2.75rem;
    --text-5xl: 3.5rem;
    
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.5);
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --font-primary: 'Noto Sans KR', sans-serif;
    --font-heading: 'Montserrat', 'Noto Sans KR', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition-base); }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--spacing-lg); }

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-base);
    background: rgba(3, 3, 3, 0.8);
    backdrop-filter: blur(10px);
}
.header.scrolled { background: rgba(3, 3, 3, 0.95); box-shadow: var(--shadow-md); }
.nav { display: flex; justify-content: space-between; align-items: center; padding: var(--spacing-md) var(--spacing-lg); }
.nav-logo { font-family: var(--font-heading); font-size: var(--text-xl); font-weight: 900; }
.logo-image { height: 40px; width: auto; }
.nav-menu { display: flex; align-items: center; gap: var(--spacing-xl); }
.nav-list { display: flex; gap: var(--spacing-lg); align-items: center; }
.nav-item { position: relative; }
.nav-link {
    font-weight: 500;
    font-size: var(--text-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}
.nav-link:hover { background: var(--bg-hover); color: var(--primary-light); }
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(15, 15, 15, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-base);
    box-shadow: var(--shadow-lg);
    margin-top: var(--spacing-sm);
}
.dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-menu li { margin: 0; }
.dropdown-menu a {
    display: block;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    font-size: var(--text-sm);
}
.dropdown-menu a:hover { background: var(--bg-hover); color: var(--primary-light); transform: translateX(5px); }
.nav-social { display: flex; gap: var(--spacing-md); }
.nav-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-card);
    transition: var(--transition-base);
}
.nav-social a:hover { background: var(--primary-color); transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.nav-social svg { width: 18px; height: 18px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; z-index: 1001; }
.nav-toggle span { width: 25px; height: 3px; background: var(--text-primary); border-radius: 3px; transition: var(--transition-base); }
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(7px, 7px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -7px); }

/* Hero */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
}
.hero-gradient { position: absolute; bottom: 0; left: 0; width: 100%; height: 50%; background: var(--gradient-dark); }
.hero-content { position: relative; text-align: center; z-index: 1; max-width: 900px; padding: var(--spacing-2xl) var(--spacing-lg); }
.hero-title {
    font-family: var(--font-heading);
    font-size: var(--text-5xl);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, #fff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.03em;
    animation: fadeInUp 1s ease-out;
}
.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
    animation: fadeInUp 1s ease-out 0.2s backwards;
}
.hero-buttons { display: flex; gap: var(--spacing-md); justify-content: center; flex-wrap: wrap; animation: fadeInUp 1s ease-out 0.4s backwards; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 50px;
    border: 2px solid var(--text-muted);
    border-radius: 25px;
    display: flex;
    justify-content: center;
    padding-top: 10px;
    animation: fadeIn 1s ease-out 0.6s backwards;
}
.scroll-indicator span { width: 4px; height: 10px; background: var(--text-muted); border-radius: 2px; animation: scroll 2s infinite; }
@keyframes scroll { 0%, 100% { transform: translateY(0); opacity: 1; } 50% { transform: translateY(15px); opacity: 0; } }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--text-sm);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    z-index: 1;
}
.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    z-index: -1;
}
.btn:hover::before { transform: translateX(0); }
.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6); }
.btn-secondary { background: transparent; border: 2px solid var(--primary-color); color: var(--primary-light); }
.btn-secondary:hover { background: var(--primary-color); color: white; transform: translateY(-2px); }
.btn-lg { padding: var(--spacing-md) var(--spacing-2xl); font-size: var(--text-base); }

/* Sections */
section { padding: var(--spacing-3xl) 0; position: relative; }
.section-header { text-align: center; margin-bottom: var(--spacing-2xl); }
.section-title {
    font-family: var(--font-heading);
    font-size: var(--text-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, #fff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.section-subtitle { font-size: var(--text-base); color: var(--text-secondary); max-width: 600px; margin: 0 auto; line-height: 1.6; }
.section-large-text { font-size: var(--text-xl); color: var(--text-secondary); line-height: 1.6; margin-bottom: var(--spacing-lg); }
.section-text { font-size: var(--text-base); color: var(--text-secondary); line-height: 1.7; }
.display-title { font-family: var(--font-heading); font-size: var(--text-5xl); font-weight: 900; line-height: 1.2; margin-bottom: var(--spacing-lg); }
.display-number {
    font-family: var(--font-heading);
    font-size: var(--text-5xl);
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

/* Vision AI & Products */
.vision-ai-section { background: radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.08) 0%, transparent 70%); }
.vision-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: var(--spacing-xl); }
.vision-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: var(--transition-base);
}
.vision-card:hover { transform: translateY(-10px); border-color: rgba(99, 102, 241, 0.3); box-shadow: var(--shadow-xl), 0 0 30px rgba(99, 102, 241, 0.2); }
.vision-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: white;
}
.vision-title { font-size: var(--text-xl); font-weight: 700; margin-bottom: var(--spacing-sm); }
.vision-description { color: var(--text-secondary); font-size: var(--text-sm); line-height: 1.7; margin-bottom: var(--spacing-md); }
.vision-link { color: var(--primary-light); font-weight: 600; display: inline-flex; align-items: center; transition: var(--transition-base); }
.vision-link:hover { color: var(--primary-color); transform: translateX(5px); }

.products-section { background: var(--bg-secondary); }
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: var(--spacing-xl); }
.product-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: var(--transition-base);
}
.product-card:hover { transform: translateY(-10px); border-color: rgba(99, 102, 241, 0.3); box-shadow: var(--shadow-xl); }
.product-image-wrapper {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(139, 92, 246, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-image { width: 100%; height: 100%; object-fit: cover; }
.product-content { padding: var(--spacing-lg); }
.product-title { font-size: var(--text-2xl); font-weight: 700; margin-bottom: var(--spacing-sm); }
.product-description { color: var(--text-secondary); font-size: var(--text-sm); line-height: 1.6; margin-bottom: var(--spacing-md); }
.product-features-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--spacing-sm); margin-bottom: var(--spacing-md); }
.feature-item { 
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(139, 92, 246, 0.1) 100%); 
    padding: var(--spacing-sm); 
    border-radius: var(--radius-md); 
    font-size: var(--text-xs); 
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    border: 1px solid rgba(99, 102, 241, 0.3);
    transition: var(--transition-base);
}
.feature-item:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.25) 0%, rgba(139, 92, 246, 0.2) 100%);
    border-color: rgba(99, 102, 241, 0.5);
    transform: translateY(-2px);
}
.feature-item svg {
    flex-shrink: 0;
    color: var(--primary-light);
}
.feature-item span {
    font-weight: 600;
    line-height: 1.3;
}
.product-btn { width: 100%; }

/* Banners */
.snatch-banner, .robot-eyes-section, .robotic-dog-section, .robotic-dog-banner, .algorithm-section {
    padding: var(--spacing-3xl) 0;
}
.snatch-banner .container,
.robot-eyes-section .container,
.robotic-dog-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}
.snatch-features, .robot-eyes-content, .robotic-dog-content { color: var(--text-secondary); line-height: 1.8; }
.snatch-slogan {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-md) var(--spacing-xl);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-left: 4px solid var(--primary-color);
    border-radius: var(--radius-md);
}
.snatch-slogan p {
    font-size: var(--text-lg);
    font-weight: 600;
    font-style: italic;
    color: var(--primary-light);
    margin: 0;
}
.snatch-image img, .robot-eyes-image img { border-radius: var(--radius-xl); }
.robotic-dog-banner { text-align: center; background: radial-gradient(circle at 70% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 60%); }

/* CTA */
.cta { background: var(--gradient-primary); position: relative; overflow: hidden; }
.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
}
.cta-content { text-align: center; padding: var(--spacing-2xl) 0; position: relative; z-index: 1; }
.cta-title { font-family: var(--font-heading); font-size: var(--text-4xl); font-weight: 700; margin-bottom: var(--spacing-md); color: white; }
.cta-description { font-size: var(--text-lg); margin-bottom: var(--spacing-xl); color: rgba(255, 255, 255, 0.9); }
.cta-buttons { display: flex; gap: var(--spacing-md); justify-content: center; flex-wrap: wrap; }
.cta .btn-primary { background: white; color: var(--primary-color); }
.cta .btn-primary:hover { background: var(--text-secondary); }
.cta .btn-secondary { border-color: white; color: white; }
.cta .btn-secondary:hover { background: white; color: var(--primary-color); }

/* Footer */
.footer { background: var(--bg-secondary); padding: var(--spacing-3xl) 0 var(--spacing-lg); border-top: 1px solid rgba(255, 255, 255, 0.15); }
.footer-content { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: var(--spacing-2xl); margin-bottom: var(--spacing-xl); }
.footer-logo {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--spacing-sm);
}
.footer-text { color: var(--text-secondary); line-height: 1.7; font-size: var(--text-sm); }
.footer-title { font-size: var(--text-base); font-weight: 700; margin-bottom: var(--spacing-sm); }
.footer-list { display: flex; flex-direction: column; gap: var(--spacing-xs); }
.footer-list li { color: var(--text-secondary); line-height: 1.7; font-size: var(--text-sm); }
.footer-list a:hover { color: var(--primary-light); }
.footer-list strong { color: var(--primary-light); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: var(--spacing-md); border-top: 1px solid rgba(255, 255, 255, 0.15); }
.footer-social { display: flex; gap: var(--spacing-sm); }
.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    transition: var(--transition-base);
}
.footer-social a:hover { background: var(--primary-color); transform: translateY(-2px); }
.footer-social svg { width: 20px; height: 20px; }
.footer-copyright { color: var(--text-muted); font-size: var(--text-xs); }

/* Product Detail Pages */
.product-detail-hero {
    padding: calc(var(--spacing-3xl) + 80px) 0 var(--spacing-3xl);
    background: radial-gradient(circle at 30% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 60%);
}
.product-detail-hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-2xl); align-items: center; }
.product-category { font-size: var(--text-sm); color: var(--primary-light); margin-bottom: var(--spacing-xs); font-weight: 600; }
.product-detail-title { font-family: var(--font-heading); font-size: var(--text-5xl); font-weight: 900; margin-bottom: var(--spacing-md); line-height: 1.2; }
.product-detail-description { font-size: var(--text-base); color: var(--text-secondary); line-height: 1.7; }
.product-detail-image { display: flex; justify-content: center; }
.product-detail-image img { border-radius: var(--radius-xl); }
.product-specs { background: var(--bg-secondary); padding: var(--spacing-3xl) 0; }
.specs-table { background: rgba(30, 30, 35, 0.9); backdrop-filter: blur(10px); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid rgba(255, 255, 255, 0.15); }
.specs-row { display: grid; grid-template-columns: 1fr 2fr; padding: var(--spacing-md); border-bottom: 1px solid rgba(255, 255, 255, 0.12); }
.specs-row:last-child { border-bottom: none; }
.specs-row.specs-header { background: rgba(99, 102, 241, 0.2); font-weight: 700; }
.specs-label { font-weight: 600; font-size: var(--text-sm); }
.specs-value { color: var(--text-secondary); font-size: var(--text-sm); }
.product-cta { padding: var(--spacing-3xl) 0; text-align: center; }
.product-cta h2 { font-size: var(--text-3xl); margin-bottom: var(--spacing-lg); }

/* System Flow Diagram */
.system-flow {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: var(--spacing-lg);
	text-align: center;
}

.system-item {
	flex: 0 0 auto;
}

.system-arrow {
	color: var(--primary-light);
	font-size: 2rem;
	font-weight: 900;
	flex-shrink: 0;
}

/* Timeline */
.timeline-container { position: relative; padding: var(--spacing-xl) 0; }
.timeline-item { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-xl); margin-bottom: var(--spacing-2xl); position: relative; }
.timeline-item:nth-child(odd) .timeline-date { text-align: right; padding-right: var(--spacing-lg); }
.timeline-item:nth-child(even) { direction: rtl; }
.timeline-item:nth-child(even) > * { direction: ltr; }
.timeline-item:nth-child(even) .timeline-date { text-align: left; padding-left: var(--spacing-lg); }
.timeline-date { font-size: var(--text-lg); font-weight: 700; color: var(--primary-light); display: flex; align-items: center; position: relative; }
.timeline-date::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--bg-primary), 0 0 0 6px var(--primary-color);
}
.timeline-item:nth-child(odd) .timeline-date::after { right: -8px; }
.timeline-item:nth-child(even) .timeline-date::after { left: -8px; }
.timeline-content {
    background: var(--bg-card);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: var(--transition-base);
}
.timeline-content:hover { border-color: rgba(99, 102, 241, 0.3); transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.timeline-content h4 { font-size: var(--text-lg); margin-bottom: var(--spacing-xs); }
.timeline-content p { color: var(--text-secondary); font-size: var(--text-sm); line-height: 1.7; }

/* SPA */
.page-content { display: none; animation: pageTransition 0.3s ease; }
.page-content.active { display: block; }
@keyframes pageTransition { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
#page-about-us .product-detail-hero .container { display: block; max-width: 1400px; }
#page-about-us .product-detail-content { max-width: 100% !important; }

/* 반응형 */
@media (max-width: 1024px) {
    :root {
        --text-2xl: 1.5rem;
        --text-3xl: 2rem;
        --text-4xl: 2.5rem;
        --text-5xl: 3rem;
        --spacing-2xl: 3.5rem;
        --spacing-3xl: 5rem;
    }
    .nav-toggle { display: flex; }
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: rgba(15, 15, 15, 0.98);
        flex-direction: column;
        padding: var(--spacing-2xl);
        overflow-y: auto;
        transition: right var(--transition-slow);
    }
    .nav-menu.active { right: 0; }
    body.menu-open { overflow: hidden; position: fixed; width: 100%; }
    .nav-list { flex-direction: column; gap: 0; width: 100%; margin-top: 60px; margin-bottom: var(--spacing-xl); }
    .nav-item { width: 100%; border-bottom: 1px solid rgba(255, 255, 255, 0.15); }
    .nav-link { display: block; width: 100%; padding: var(--spacing-md); background: rgba(99, 102, 241, 0.05); }
    .dropdown-menu { position: static; opacity: 1; visibility: visible; transform: none; background: rgba(0, 0, 0, 0.3); box-shadow: none; margin: 0; padding: 0; }
    .dropdown-menu a { padding: var(--spacing-sm) var(--spacing-lg); }
    .nav-social { margin-top: auto; padding-top: var(--spacing-xl); border-top: 1px solid rgba(255, 255, 255, 0.15); }
    .snatch-banner .container, .robot-eyes-section .container, .robotic-dog-section .container,
    .product-detail-hero .container { grid-template-columns: 1fr; text-align: center; }
}

@media (max-width: 768px) {
    :root {
        --text-xs: 0.8125rem;
        --text-sm: 0.9375rem;
        --text-base: 1rem;
        --text-lg: 1.125rem;
        --text-xl: 1.25rem;
        --text-2xl: 1.375rem;
        --text-3xl: 1.75rem;
        --text-4xl: 2.25rem;
        --text-5xl: 2.75rem;
        --spacing-md: 1.25rem;
        --spacing-lg: 1.75rem;
        --spacing-xl: 2.5rem;
        --spacing-2xl: 3.5rem;
        --spacing-3xl: 4.5rem;
    }
    section { padding: var(--spacing-2xl) 0; }
    .hero { min-height: 85vh; }
    .hero-content { padding: var(--spacing-xl) var(--spacing-md); }
    .hero-buttons { flex-direction: column; gap: var(--spacing-sm); }
    .btn { width: 100%; padding: var(--spacing-md) var(--spacing-lg); }
    .vision-grid, .products-grid { grid-template-columns: 1fr; gap: var(--spacing-lg); }
    .product-content { padding: var(--spacing-md); }
    .specs-row { grid-template-columns: 1fr; gap: var(--spacing-xs); padding: var(--spacing-md); }
    .specs-label { padding-bottom: var(--spacing-xs); border-bottom: 1px solid rgba(255, 255, 255, 0.15); }
    .footer { padding: var(--spacing-2xl) 0 var(--spacing-md); }
    .footer-content { grid-template-columns: 1fr; gap: var(--spacing-lg); }
    .footer-bottom { flex-direction: column; gap: var(--spacing-sm); text-align: center; }
    .timeline-item { grid-template-columns: 1fr; gap: var(--spacing-sm); }
    .timeline-item:nth-child(even) { direction: ltr; }
    .timeline-date { text-align: left !important; padding-left: var(--spacing-lg) !important; padding-right: 0 !important; }
    .timeline-date::after { left: -8px !important; }
	.system-flow {
		flex-direction: column;
		gap: var(--spacing-md);
	}	
	.system-arrow {
		transform: rotate(90deg);
		font-size: 2.5rem;
	}
    /* On-Device AI 페이지 테이블 반응형 처리 추가 */
    #page-on-device-ai table {
        display: none !important;
    }
    #page-on-device-ai .mobile-comparison-cards {
        display: block !important;
    }
	/* DRONE & ROBOTIC DOG 페이지 테이블 반응형 처리 추가 */
	#page-drone table,
	#page-robotic-dog table {
		display: none !important;
	}
	#page-drone .mobile-comparison-cards,
	#page-robotic-dog .mobile-comparison-cards {
		display: block !important;
}

@media (max-width: 480px) {
    :root {
        --text-xs: 0.75rem;
        --text-sm: 0.875rem;
        --text-base: 0.9375rem;
        --text-lg: 1rem;
        --text-xl: 1.125rem;
        --text-2xl: 1.25rem;
        --text-3xl: 1.625rem;
        --text-4xl: 2rem;
        --text-5xl: 2.5rem;
        --spacing-xs: 0.375rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 2.75rem;
        --spacing-3xl: 3.5rem;
    }
    .container { padding: 0 var(--spacing-md); }
    section { padding: var(--spacing-xl) 0; }
    .hero { min-height: 75vh; }
    .vision-card, .product-card { padding: var(--spacing-md); }
    .product-content { padding: var(--spacing-sm) var(--spacing-md); }
    .vision-icon { width: 52px; height: 52px; }
    .specs-row { padding: var(--spacing-sm) var(--spacing-md); }
    .footer { padding: var(--spacing-xl) 0 var(--spacing-sm); }
    .timeline-date::after { width: 12px; height: 12px; box-shadow: 0 0 0 3px var(--bg-primary), 0 0 0 5px var(--primary-color); }
}

@media print {
    .header, .nav-toggle, .scroll-indicator, .cta, .footer-social { display: none; }
    body { background: white; color: black; }
    section { page-break-inside: avoid; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
a:focus, button:focus { outline: 2px solid var(--primary-color); outline-offset: 2px; }
@media (prefers-contrast: high) {
    .btn { border: 2px solid currentColor; }
    .vision-card, .product-card { border: 2px solid var(--text-primary); }
}