/* ============================================
   PREMIUM ROBLOX LOCALSCRIPT RESEARCH LAB
   Dark Mode Elite Design System
   ============================================ */

/* ROOT VARIABLES & DESIGN TOKENS */
:root {
    --color-bg-primary: #0B0B10;
    --color-bg-secondary: #11111A;
    --color-bg-tertiary: #171725;
    --color-accent-primary: #7C4DFF;
    --color-accent-secondary: #9A6CFF;
    --color-accent-tertiary: #C7A8FF;
    --glass-bg: rgba(23, 23, 37, 0.6);
    --glass-border: rgba(124, 77, 255, 0.2);
    --glass-blur: blur(20px);
    --glow-primary: 0 0 40px rgba(124, 77, 255, 0.4);
    --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.4);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ANIMATED BACKGROUND */
.background-container { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: -1; overflow: hidden; }
#particle-canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
.gradient-orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.3; animation: float 20s ease-in-out infinite; }
.orb-1 { width: 500px; height: 500px; background: radial-gradient(circle, var(--color-accent-primary), transparent); top: -250px; right: -250px; }
.orb-2 { width: 400px; height: 400px; background: radial-gradient(circle, var(--color-accent-secondary), transparent); bottom: -200px; left: -200px; animation-delay: -7s; }
.orb-3 { width: 350px; height: 350px; background: radial-gradient(circle, var(--color-accent-tertiary), transparent); top: 50%; left: 50%; animation-delay: -14s; }
@keyframes float { 0%, 100% { transform: translate(0, 0) scale(1); } 33% { transform: translate(50px, -50px) scale(1.1); } 66% { transform: translate(-30px, 30px) scale(0.9); } }

/* UTILITY */
.container { max-width: 1400px; margin: 0 auto; padding: 0 var(--space-lg); }
.gradient-text { background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-tertiary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* NAVIGATION */
.nav-glass { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background: var(--glass-bg); backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur); border-bottom: 1px solid var(--glass-border); transition: var(--transition-normal); }
.nav-glass.scrolled { background: rgba(11, 11, 16, 0.95); box-shadow: var(--shadow-soft); }
.nav-container { max-width: 1400px; margin: 0 auto; padding: var(--space-md) var(--space-lg); display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: var(--space-xs); font-weight: 700; font-size: 1.25rem; }
.logo-icon { color: var(--color-accent-primary); font-size: 1.5rem; }
.logo-text { color: #ffffff; }
.logo-accent { color: var(--color-accent-secondary); }
.nav-links { display: flex; gap: var(--space-lg); align-items: center; }
.nav-link { position: relative; color: rgba(255, 255, 255, 0.7); font-weight: 500; font-size: 0.95rem; transition: var(--transition-fast); padding: var(--space-xs) 0; }
.nav-link::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary)); transition: var(--transition-normal); }
.nav-link:hover, .nav-link.active { color: #ffffff; }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-cta { padding: var(--space-xs) var(--space-md); background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary)); color: #ffffff; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem; transition: var(--transition-fast); box-shadow: 0 4px 16px rgba(124, 77, 255, 0.3); }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(124, 77, 255, 0.5); }


/* HERO SECTION */
.hero { min-height: 100vh; display: flex; align-items: center; padding: var(--space-3xl) var(--space-lg); position: relative; overflow: hidden; }
.hero-content { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl); align-items: center; }
.hero-badge { display: inline-flex; align-items: center; gap: var(--space-xs); padding: var(--space-xs) var(--space-md); background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: 100px; font-size: 0.875rem; font-weight: 500; color: var(--color-accent-tertiary); margin-bottom: var(--space-lg); animation: fadeInUp 0.6s ease-out; }
.badge-icon { color: var(--color-accent-primary); }
.hero-title { font-size: 3.5rem; font-weight: 800; line-height: 1.1; margin-bottom: var(--space-md); animation: fadeInUp 0.6s ease-out 0.1s backwards; }
.title-line { display: block; }
.hero-description { font-size: 1.125rem; line-height: 1.8; color: rgba(255, 255, 255, 0.7); margin-bottom: var(--space-xl); max-width: 600px; animation: fadeInUp 0.6s ease-out 0.2s backwards; }
.hero-actions { display: flex; gap: var(--space-md); margin-bottom: var(--space-2xl); animation: fadeInUp 0.6s ease-out 0.3s backwards; }
.btn-primary, .btn-secondary { display: inline-flex; align-items: center; gap: var(--space-xs); padding: var(--space-md) var(--space-xl); border-radius: var(--radius-md); font-weight: 600; font-size: 1rem; transition: var(--transition-normal); }
.btn-primary { background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary)); color: #ffffff; box-shadow: 0 8px 24px rgba(124, 77, 255, 0.4); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(124, 77, 255, 0.6); }
.btn-primary .btn-icon { transition: var(--transition-fast); }
.btn-primary:hover .btn-icon { transform: translateX(4px); }
.btn-secondary { background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); color: #ffffff; }
.btn-secondary:hover { background: rgba(124, 77, 255, 0.1); border-color: var(--color-accent-primary); }
.hero-stats { display: flex; gap: var(--space-xl); align-items: center; animation: fadeInUp 0.6s ease-out 0.4s backwards; }
.stat-item { display: flex; flex-direction: column; }
.stat-number { font-size: 2.5rem; font-weight: 800; background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-tertiary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { font-size: 0.875rem; color: rgba(255, 255, 255, 0.6); font-weight: 500; }
.stat-divider { width: 1px; height: 40px; background: var(--glass-border); }
.hero-visual { animation: fadeInRight 0.8s ease-out 0.2s backwards; }

/* GLASS PANEL */
.glass-panel { background: var(--glass-bg); backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); padding: var(--space-md); box-shadow: var(--shadow-soft); transition: var(--transition-normal); }
.glass-panel:hover { transform: translateY(-4px); box-shadow: 0 12px 48px rgba(0, 0, 0, 0.6), 0 0 32px rgba(124, 77, 255, 0.2); }
.panel-header { display: flex; align-items: center; gap: var(--space-md); margin-bottom: var(--space-md); padding-bottom: var(--space-sm); border-bottom: 1px solid var(--glass-border); }
.panel-dots { display: flex; gap: 6px; }
.dot { width: 12px; height: 12px; border-radius: 50%; background: rgba(255, 255, 255, 0.2); }
.dot:nth-child(1) { background: #FF5F56; }
.dot:nth-child(2) { background: #FFBD2E; }
.dot:nth-child(3) { background: #27C93F; }
.panel-title { font-size: 0.875rem; color: rgba(255, 255, 255, 0.6); font-family: var(--font-mono); }
.panel-content { padding: var(--space-md); }
.code-block { font-family: var(--font-mono); font-size: 0.875rem; line-height: 1.6; color: #E0E0E0; }


/* RESEARCH SECTION */
.research-section, .showcase-section, .documentation-section, .community-section, .timeline-section, .about-section { padding: var(--space-3xl) 0; }
.section-header { text-align: center; margin-bottom: var(--space-2xl); }
.section-badge { display: inline-block; padding: var(--space-xs) var(--space-md); background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: 100px; font-size: 0.875rem; font-weight: 600; color: var(--color-accent-secondary); margin-bottom: var(--space-md); }
.section-title { font-size: 3rem; font-weight: 800; margin-bottom: var(--space-sm); }
.section-description { font-size: 1.125rem; color: rgba(255, 255, 255, 0.6); max-width: 600px; margin: 0 auto; }
.research-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: var(--space-lg); }
.research-card { position: relative; background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); padding: var(--space-xl); transition: var(--transition-normal); overflow: hidden; }
.research-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(135deg, rgba(124, 77, 255, 0.05), rgba(154, 108, 255, 0.05)); opacity: 0; transition: var(--transition-normal); }
.research-card:hover { transform: translateY(-8px); border-color: var(--color-accent-primary); }
.research-card:hover::before { opacity: 1; }
.card-glow { position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle, rgba(124, 77, 255, 0.4), transparent); opacity: 0; transition: var(--transition-slow); pointer-events: none; }
.research-card:hover .card-glow { opacity: 0.2; }
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-md); }
.card-category { padding: 4px 12px; background: rgba(124, 77, 255, 0.2); border: 1px solid var(--color-accent-primary); border-radius: var(--radius-sm); font-size: 0.75rem; font-weight: 600; color: var(--color-accent-tertiary); text-transform: uppercase; letter-spacing: 0.5px; }
.card-difficulty { padding: 4px 12px; border-radius: var(--radius-sm); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; }
.card-difficulty.intermediate { background: rgba(255, 193, 7, 0.2); border: 1px solid #FFC107; color: #FFD54F; }
.card-difficulty.advanced { background: rgba(255, 87, 34, 0.2); border: 1px solid #FF5722; color: #FF8A65; }
.card-difficulty.expert { background: rgba(244, 67, 54, 0.2); border: 1px solid #F44336; color: #FF6659; }
.card-title { font-size: 1.5rem; font-weight: 700; margin-bottom: var(--space-sm); color: #ffffff; }
.card-description { font-size: 1rem; line-height: 1.6; color: rgba(255, 255, 255, 0.7); margin-bottom: var(--space-md); }
.card-meta { display: flex; gap: var(--space-md); font-size: 0.875rem; color: rgba(255, 255, 255, 0.5); margin-bottom: var(--space-md); }
.card-link { display: inline-flex; align-items: center; gap: var(--space-xs); color: var(--color-accent-secondary); font-weight: 600; font-size: 0.95rem; transition: var(--transition-fast); }
.card-link:hover { color: var(--color-accent-primary); gap: var(--space-sm); }


/* SHOWCASE SECTION */
.showcase-container { background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: var(--radius-xl); padding: var(--space-xl); }
.showcase-tabs { display: flex; gap: var(--space-sm); margin-bottom: var(--space-xl); border-bottom: 1px solid var(--glass-border); padding-bottom: var(--space-md); }
.tab-button { padding: var(--space-sm) var(--space-lg); background: transparent; color: rgba(255, 255, 255, 0.6); font-weight: 600; font-size: 0.95rem; border-radius: var(--radius-sm); transition: var(--transition-fast); position: relative; }
.tab-button::after { content: ''; position: absolute; bottom: -17px; left: 0; width: 0; height: 2px; background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary)); transition: var(--transition-normal); }
.tab-button:hover, .tab-button.active { color: #ffffff; background: rgba(124, 77, 255, 0.1); }
.tab-button.active::after { width: 100%; }
.showcase-content { min-height: 400px; }
.tab-content { display: none; }
.tab-content.active { display: grid; grid-template-columns: 2fr 1fr; gap: var(--space-xl); }
.visualization-panel { background: rgba(11, 11, 16, 0.6); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); padding: var(--space-xl); min-height: 400px; display: flex; align-items: center; justify-content: center; }
.node-graph { position: relative; display: flex; flex-direction: column; gap: var(--space-2xl); align-items: center; }
.node { display: flex; flex-direction: column; align-items: center; gap: var(--space-xs); padding: var(--space-md); background: var(--glass-bg); border: 2px solid var(--glass-border); border-radius: var(--radius-md); min-width: 120px; transition: var(--transition-fast); }
.node:hover { border-color: var(--color-accent-primary); box-shadow: 0 0 20px rgba(124, 77, 255, 0.4); }
.node-icon { font-size: 2rem; color: var(--color-accent-primary); }
.server-node .node-icon { color: var(--color-accent-secondary); }
.connection-line { width: 2px; height: 40px; background: linear-gradient(180deg, var(--color-accent-primary), var(--color-accent-secondary)); position: relative; }
.data-packet { position: absolute; width: 12px; height: 12px; background: var(--color-accent-primary); border-radius: 50%; box-shadow: 0 0 16px rgba(124, 77, 255, 0.8); animation: packetFlow 2s ease-in-out infinite; }
@keyframes packetFlow { 0% { opacity: 0; transform: translateY(0); } 50% { opacity: 1; } 100% { opacity: 0; transform: translateY(160px); } }
.visualization-info h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: var(--space-md); }
.visualization-info p { color: rgba(255, 255, 255, 0.7); margin-bottom: var(--space-md); line-height: 1.6; }
.info-list { list-style: none; }
.info-list li { padding: var(--space-xs) 0; padding-left: var(--space-md); position: relative; color: rgba(255, 255, 255, 0.8); }
.info-list li::before { content: ''; position: absolute; left: 0; color: var(--color-accent-primary); font-weight: bold; }


/* TESTIMONIAL CARDS */
.testimonial-card { display: flex; flex-direction: column; gap: var(--space-md); }
.testimonial-rating { font-size: 1.25rem; color: #FFD700; }
.testimonial-text { font-size: 1rem; line-height: 1.6; color: rgba(255, 255, 255, 0.8); font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: var(--space-md); margin-top: auto; }
.author-avatar { width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; color: #ffffff; font-size: 1.125rem; }
.author-info { display: flex; flex-direction: column; }
.author-name { font-weight: 600; color: #ffffff; }
.author-role { font-size: 0.875rem; color: rgba(255, 255, 255, 0.6); }

/* CTA SECTION */
.cta-container { display: grid; grid-template-columns: 1.2fr 1fr; gap: var(--space-3xl); align-items: center; background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: var(--radius-xl); padding: var(--space-3xl); position: relative; overflow: hidden; }
.cta-container::before { content: ''; position: absolute; top: -50%; right: -50%; width: 100%; height: 100%; background: radial-gradient(circle, rgba(124, 77, 255, 0.2), transparent); }
.cta-content { position: relative; z-index: 1; }
.cta-description { font-size: 1.125rem; line-height: 1.8; color: rgba(255, 255, 255, 0.7); margin-bottom: var(--space-xl); }
.cta-features { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-md); margin-bottom: var(--space-xl); }
.cta-feature { display: flex; align-items: center; gap: var(--space-sm); color: rgba(255, 255, 255, 0.9); font-weight: 500; }
.feature-icon { color: var(--color-accent-primary); font-size: 1.25rem; }
.btn-large { padding: var(--space-md) var(--space-2xl); font-size: 1.125rem; }
.cta-note { text-align: center; margin-top: var(--space-md); font-size: 0.875rem; color: rgba(255, 255, 255, 0.5); }
.cta-visual { position: relative; z-index: 1; }
.discord-preview { background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); padding: var(--space-2xl); text-align: center; }
.discord-icon { font-size: 6rem; color: var(--color-accent-primary); margin-bottom: var(--space-lg); animation: float 3s ease-in-out infinite; }
.discord-stats { display: flex; flex-direction: column; gap: var(--space-lg); }
.discord-stat { display: flex; flex-direction: column; }
.discord-stat .stat-value { font-size: 2rem; font-weight: 800; color: var(--color-accent-secondary); }
.discord-stat .stat-label { font-size: 0.875rem; color: rgba(255, 255, 255, 0.6); }

/* FAQ */
.faq-container { max-width: 900px; margin: 0 auto; }
.faq-item { background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: var(--radius-md); margin-bottom: var(--space-md); overflow: hidden; transition: var(--transition-normal); }
.faq-item:hover { border-color: var(--color-accent-primary); }
.faq-question { display: flex; justify-content: space-between; align-items: center; padding: var(--space-lg); cursor: pointer; user-select: none; }
.faq-question h3 { font-size: 1.125rem; font-weight: 600; color: #ffffff; margin: 0; }
.faq-icon { font-size: 1.5rem; color: var(--color-accent-primary); transition: var(--transition-fast); }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-item.active .faq-answer { max-height: 500px; }
.faq-answer p { padding: 0 var(--space-lg) var(--space-lg); color: rgba(255, 255, 255, 0.7); line-height: 1.6; margin: 0; }

/* SHOWCASE ENHANCEMENTS */
.feature-showcase { text-align: center; padding: var(--space-2xl); }
.showcase-icon { font-size: 4rem; margin-bottom: var(--space-lg); }
.feature-showcase h3 { font-size: 2rem; font-weight: 700; margin-bottom: var(--space-md); }
.feature-showcase p { font-size: 1.125rem; color: rgba(255, 255, 255, 0.7); margin-bottom: var(--space-xl); max-width: 600px; margin-left: auto; margin-right: auto; }
.feature-list { text-align: left; max-width: 500px; margin: 0 auto; }
.feature-list li { display: flex; align-items: center; gap: var(--space-md); padding: var(--space-sm) 0; font-size: 1rem; color: rgba(255, 255, 255, 0.8); }
.check { color: var(--color-accent-primary); font-weight: 700; font-size: 1.25rem; }

/* ABOUT VISUAL ENHANCEMENTS */
.glass-box { background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); padding: var(--space-2xl); }
.stats-visualization { display: flex; flex-direction: column; gap: var(--space-xl); }
.viz-stat { display: flex; flex-direction: column; align-items: center; }
.viz-number { font-size: 3rem; font-weight: 800; background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-tertiary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.viz-label { font-size: 1rem; color: rgba(255, 255, 255, 0.6); margin-top: var(--space-xs); }

/* FOOTER ENHANCEMENTS */
.footer-discord { display: inline-flex; align-items: center; gap: var(--space-sm); padding: var(--space-sm) var(--space-md); background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-secondary)); color: #ffffff; border-radius: var(--radius-sm); font-weight: 600; margin-top: var(--space-md); transition: var(--transition-fast); }
.footer-discord:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(124, 77, 255, 0.4); }
.footer-social { display: flex; gap: var(--space-md); }
.social-link { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: 50%; color: var(--color-accent-secondary); transition: var(--transition-fast); }
.social-link:hover { background: var(--color-accent-primary); color: #ffffff; transform: translateY(-2px); }


/* ANIMATIONS */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }

/* SHOWCASE TABS */
.showcase-container { background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); overflow: hidden; }
.showcase-tabs { display: flex; border-bottom: 1px solid var(--glass-border); }
.tab-button { flex: 1; padding: var(--space-md); background: transparent; color: rgba(255, 255, 255, 0.6); font-weight: 600; border: none; cursor: pointer; transition: var(--transition-fast); position: relative; }
.tab-button::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary)); transition: var(--transition-normal); }
.tab-button:hover, .tab-button.active { color: #ffffff; background: rgba(124, 77, 255, 0.1); }
.tab-button.active::after { width: 100%; }
.showcase-content { padding: var(--space-2xl); min-height: 400px; }
.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeInUp 0.4s ease; }
.visualization-panel { background: rgba(11, 11, 16, 0.4); border-radius: var(--radius-md); padding: var(--space-xl); }

/* DOCS GRID */
.docs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--space-lg); }
.doc-card { background: var(--glass-bg); backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); padding: var(--space-xl); transition: var(--transition-normal); }
.doc-card:hover { transform: translateY(-4px); border-color: var(--color-accent-primary); }
.doc-icon { font-size: 3rem; margin-bottom: var(--space-md); }
.doc-title { font-size: 1.5rem; font-weight: 700; margin-bottom: var(--space-sm); color: #ffffff; }
.doc-description { font-size: 1rem; color: rgba(255, 255, 255, 0.7); margin-bottom: var(--space-md); line-height: 1.6; }
.doc-link { color: var(--color-accent-secondary); font-weight: 600; transition: var(--transition-fast); }
.doc-link:hover { color: var(--color-accent-primary); }

/* FOOTER */
.footer { background: var(--color-bg-secondary); border-top: 1px solid var(--glass-border); padding: var(--space-3xl) 0 var(--space-lg); margin-top: var(--space-3xl); }
.footer-content { display: grid; grid-template-columns: 1.5fr 3fr; gap: var(--space-3xl); margin-bottom: var(--space-2xl); }
.footer-brand { max-width: 300px; }
.footer-logo { display: flex; align-items: center; gap: var(--space-xs); font-weight: 700; font-size: 1.25rem; margin-bottom: var(--space-sm); }
.footer-tagline { color: rgba(255, 255, 255, 0.6); font-size: 0.95rem; line-height: 1.6; }
.footer-links { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-xl); }
.footer-column h4 { color: #ffffff; font-weight: 600; margin-bottom: var(--space-md); }
.footer-column ul li { margin-bottom: var(--space-xs); }
.footer-column ul li a { color: rgba(255, 255, 255, 0.6); font-size: 0.95rem; transition: var(--transition-fast); }
.footer-column ul li a:hover { color: var(--color-accent-primary); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: var(--space-lg); border-top: 1px solid var(--glass-border); }
.footer-copyright { color: rgba(255, 255, 255, 0.5); font-size: 0.875rem; }

/* RESPONSIVE */
@media (max-width: 1024px) {
    .hero-content { grid-template-columns: 1fr; }
    .hero-title { font-size: 2.5rem; }
    .cta-container { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; }
    .footer-links { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-title { font-size: 2rem; }
    .research-grid { grid-template-columns: 1fr; }
    .hero-stats { flex-direction: column; gap: var(--space-md); }
    .stat-divider { display: none; }
    .showcase-tabs { flex-direction: column; }
    .docs-grid { grid-template-columns: 1fr; }
    .footer-links { grid-template-columns: 1fr; }
}


/* CARD META AND FEATURES */
.card-feature { font-size: 0.875rem; color: var(--color-accent-tertiary); font-weight: 500; }

/* ABOUT SECTION */
.about-content { display: grid; grid-template-columns: 1.2fr 1fr; gap: var(--space-3xl); align-items: center; }
.about-text { max-width: 700px; }
.about-description { font-size: 1.125rem; line-height: 1.8; color: rgba(255, 255, 255, 0.7); margin-bottom: var(--space-lg); }
.about-values { display: grid; gap: var(--space-lg); margin-top: var(--space-xl); }
.value-item { display: flex; gap: var(--space-md); }
.value-icon { font-size: 2rem; flex-shrink: 0; }
.value-item h4 { font-size: 1.25rem; font-weight: 700; margin-bottom: var(--space-xs); color: #ffffff; }
.value-item p { font-size: 1rem; color: rgba(255, 255, 255, 0.7); line-height: 1.6; }

/* LOADING ANIMATION */
@keyframes shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

/* BUTTON ICON STYLES */
.nav-cta i, .btn-primary i { font-size: 1.25rem; }

/* HOVER EFFECTS */
.research-card, .doc-card, .testimonial-card {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.research-card:hover, .doc-card:hover, .testimonial-card:hover {
    box-shadow: 0 8px 32px rgba(124, 77, 255, 0.3);
}

/* SMOOTH TRANSITIONS */
* {
    transition-property: background-color, border-color, color, fill, stroke, opacity, box-shadow, transform;
}

/* SELECTION COLORS */
::selection {
    background: var(--color-accent-primary);
    color: #ffffff;
}

/* SCROLLBAR STYLING */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--color-accent-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent-secondary);
}


/* VIDEO CONTAINER */
.video-container {
    max-width: 1200px;
    margin: 0 auto;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.video-container iframe {
    display: block;
    width: 100%;
    height: 600px;
    border: none;
}

@media (max-width: 768px) {
    .video-container iframe {
        height: 300px;
    }
}