/* ==========================================================================
   VIREON PREMIUM DESIGN SYSTEM & ARCHITECTURE
   ========================================================================== */

/* --- 1. DESIGN TOKENS & CORE VARIABLES --- */
:root {
    /* Dark Mode Theme (Default) */
    --bg-deep: #08162D;
    --bg-surface: #0C1E3D;
    --bg-glass: rgba(12, 30, 61, 0.6);
    --bg-glass-nav: rgba(8, 22, 45, 0.7);
    
    --color-cyan: #5DEEFF;
    --color-cyan-glow: rgba(93, 238, 255, 0.25);
    --color-cyan-dim: rgba(93, 238, 255, 0.1);
    
    --text-pure: #FFFFFF;
    --text-main: #E2E8F0;
    --text-muted: #8A99AD;
    
    --border-premium: rgba(255, 255, 255, 0.05);
    --border-glow: rgba(93, 238, 255, 0.2);
    
    /* Typography & Easing */
    --font-sans: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 0.2s var(--ease-premium);
    --transition-main: 0.5s var(--ease-premium);
    --transition-slow: 0.8s var(--ease-premium);
    
    --shadow-premium: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(93, 238, 255, 0.15);
}

/* Light Mode Tokens Override */
[data-theme="light"] {
    --bg-deep: #F4F7FA;
    --bg-surface: #FFFFFF;
    --bg-glass: rgba(255, 255, 255, 0.75);
    --bg-glass-nav: rgba(244, 247, 250, 0.8);
    
    --color-cyan: #00A3C4;
    --color-cyan-glow: rgba(0, 163, 196, 0.2);
    --color-cyan-dim: rgba(0, 163, 196, 0.08);
    
    --text-pure: #0A1120;
    --text-main: #1E293B;
    --text-muted: #64748B;
    
    --border-premium: rgba(0, 0, 0, 0.06);
    --border-glow: rgba(0, 163, 196, 0.25);
    
    --shadow-premium: 0 20px 40px -10px rgba(10, 17, 32, 0.05);
    --shadow-glow: 0 10px 25px rgba(0, 163, 196, 0.1);
}

/* --- 2. GLOBAL RESET & BASE SETTINGS --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--bg-deep);
    color: var(--text-main);
    font-family: var(--font-sans);
    overflow-x: hidden;
    line-height: 1.6;
    transition: background-color var(--transition-main), color var(--transition-main);
}

/* Custom Selection Accent */
::selection {
    background: var(--color-cyan-glow);
    color: var(--color-cyan);
}

/* Hidden elements utilities */
.hidden { display: none !important; }

/* --- 3. PREMIUM EXTRA SYSTEM FEATURES --- */

/* Scroll Progress Bar */
#scroll-progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    z-index: 9999;
    background: transparent;
}

#scroll-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, transparent, var(--color-cyan));
    box-shadow: 0 0 8px var(--color-cyan);
}

/* Custom Animated Interactive Cursor */
.custom-cursor {
    width: 8px;
    height: 8px;
    background-color: var(--color-cyan);
    border-radius: 50%;
    position: fixed;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 10000;
    transition: width var(--transition-fast), height var(--transition-fast), background-color var(--transition-fast);
}

.custom-cursor-follower {
    width: 32px;
    height: 32px;
    border: 1px solid var(--color-cyan);
    border-radius: 50%;
    position: fixed;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.08s ease-out, width var(--transition-fast), height var(--transition-fast), border-color var(--transition-fast);
    opacity: 0.6;
}

/* Hover state changes for cursor via JS class triggers */
body.cursor-hover .custom-cursor {
    width: 4px;
    height: 4px;
    background-color: var(--text-pure);
}
body.cursor-hover .custom-cursor-follower {
    width: 48px;
    height: 48px;
    border-color: var(--color-cyan);
    background-color: var(--color-cyan-dim);
    opacity: 1;
}

/* Ambient Floating Background Components */
#ambient-particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 1;
}

/* --- 4. CINEMATIC LOADING ENGINE --- */
#vireon-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #08162D; /* Static deep dark for cinematic entry */
    z-index: 10500;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: opacity 0.6s var(--ease-premium), visibility 0.6s var(--ease-premium);
}

.loader-logo-wrapper {
    position: relative;
    margin-bottom: 2rem;
    animation: pulseLogo 2.5s infinite var(--ease-premium);
}

.loader-logo {
    width: 120px;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(93, 238, 255, 0));
    transition: filter var(--transition-main);
}

.loader-logo-wrapper.glowing .loader-logo {
    filter: drop-shadow(0 0 25px var(--color-cyan));
}

.loader-track {
    width: 200px;
    height: 2px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.loader-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #1E3A8A, var(--color-cyan));
    box-shadow: 0 0 10px var(--color-cyan);
    transition: width 0.1s linear;
}

/* --- 5. GLASSMORPHIC NAVIGATION BAR --- */
.vireon-nav-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 5000;
    padding: 1.25rem 0;
    transition: padding var(--transition-main), background-color var(--transition-main), border-color var(--transition-main);
    border-bottom: 1px solid transparent;
}

.vireon-nav-wrapper.scrolled {
    padding: 0.8rem 0;
    background-color: var(--bg-glass-nav);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-premium);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-identity {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 0.5rem;
}

.brand-logo {
    width: 35px;
    height: auto;
}

.brand-name {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-pure);
    letter-spacing: -0.02em;
}

.nav-menu-links {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 2.25rem;
}

.nav-item-link {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-item-link:hover, .nav-item-link.active {
    color: var(--color-cyan);
}

/* Premium micro-dot on active links */
.nav-item-link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 4px;
    height: 4px;
    background-color: var(--color-cyan);
    border-radius: 50%;
    transition: transform var(--transition-fast);
}

.nav-item-link:hover::after, .nav-item-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-actions-block {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

/* Premium System Utility Buttons */
.theme-toggle-btn {
    background: transparent;
    border: 1px solid var(--border-premium);
    color: var(--text-main);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition-fast);
}

.theme-toggle-btn:hover {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
    box-shadow: var(--shadow-glow);
}

/* Global Premium Button Layouts */
.btn-premium {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    cursor: pointer;
    overflow: hidden;
    transition: var(--transition-main);
}

.btn-cyan {
    background-color: var(--color-cyan);
    color: #08162D; /* Retain premium high contrast deep text */
    border: 1px solid var(--color-cyan);
    box-shadow: 0 4px 20px rgba(93, 238, 255, 0.2);
}

.btn-cyan:hover {
    box-shadow: 0 0 30px var(--color-cyan);
    transform: translateY(-2px);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-pure);
    border: 1px solid var(--border-premium);
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    border-color: var(--color-cyan);
    background: var(--color-cyan-dim);
    transform: translateY(-2px);
}

/* Mobile Toggle Hamburger */
.mobile-hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 6000;
}

.mobile-hamburger span {
    width: 24px;
    height: 2px;
    background-color: var(--text-pure);
    transition: var(--transition-main);
}

/* --- 6. FULL-SCREEN HERO SECTION --- */
.hero-viewport-section {
    position: relative;
    min-height: 100vh;
    padding: 10rem 2rem 4rem 2rem;
    display: flex;
    align-items: center;
    z-index: 2;
    overflow: hidden;
}

.hero-layout-grid {
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-text-engine {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-badge-announcement {
    background: var(--color-cyan-dim);
    border: 1px solid var(--border-glow);
    color: var(--color-cyan);
    padding: 0.4rem 1rem;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-main-title {
    font-size: clamp(2.5rem, 5vw, 4.2rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-pure);
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero-main-title span.glow-gradient {
    background: linear-gradient(135deg, #FFFFFF 30%, var(--color-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description-text {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 580px;
}

.hero-button-group {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

/* Cinematic Digital Visual Artwork */
.hero-artwork-frame {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.artwork-ambient-glow {
    position: absolute;
    width: 140%;
    height: 140%;
    background: radial-gradient(circle, rgba(93, 238, 255, 0.12) 0%, transparent 65%);
    pointer-events: none;
    z-index: -1;
}

.premium-throne-asset {
    width: 100%;
    max-width: 480px;
    height: auto;
    filter: drop-shadow(0 20px 50px rgba(0,0,0,0.6));
    animation: slowFloat 6s ease-in-out infinite;
}

/* Scroll indicator animation arrow */
.scroll-indicator-node {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-indicator-mouse {
    width: 22px;
    height: 36px;
    border: 2px solid var(--border-glow);
    border-radius: 20px;
    position: relative;
}

.scroll-indicator-wheel {
    width: 4px;
    height: 8px;
    background-color: var(--color-cyan);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: mouseScrollWheel 1.6s infinite ease-out;
}

/* --- 7. WHY VIREON (BENEFITS GRID) --- */
.section-structural-container {
    padding: 7rem 2rem;
    max-width: 1280px;
    margin: 0 auto;
    position: relative;
    z-index: 3;
}

.section-header-block {
    text-align: center;
    margin-bottom: 4.5rem;
}

.section-sub-label {
    color: var(--color-cyan);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
    display: block;
}

.section-main-heading {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--text-pure);
    letter-spacing: -0.02em;
}

.benefits-layout-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

/* Premium Card Construction with Intercepting Dynamic Borders */
.premium-glass-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-premium);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-main), border-color var(--transition-main), box-shadow var(--transition-main);
}

.premium-glass-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-premium), var(--shadow-glow);
}

/* Dynamic Hover Internal Gradient Overlay */
.premium-glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(93, 238, 255, 0.04), transparent 40%);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-main);
}

.premium-glass-card:hover::before {
    opacity: 1;
}

.card-icon-container {
    width: 52px;
    height: 52px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-premium);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-cyan);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    transition: var(--transition-main);
}

.premium-glass-card:hover .card-icon-container {
    background: var(--color-cyan-dim);
    border-color: var(--border-glow);
    box-shadow: 0 0 15px var(--color-cyan-dim);
}

.card-main-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-pure);
    margin-bottom: 0.75rem;
}

.card-detail-text {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* --- 8. HOW TO EARN (11 EARNING PROGRAMS ACCORDION/GRID) --- */
.programs-layout-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.program-card-wrapper {
    cursor: pointer;
}

.program-card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.program-meta-title {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.program-meta-title .card-icon-container {
    margin-bottom: 0;
    width: 42px;
    height: 42px;
    font-size: 1.2rem;
}

.program-expand-chevron {
    color: var(--text-muted);
    transition: transform var(--transition-main), color var(--transition-main);
    font-size: 1.2rem;
}

.program-card-wrapper.expanded .program-expand-chevron {
    transform: rotate(180deg);
    color: var(--color-cyan);
}

.program-card-wrapper.expanded .premium-glass-card {
    border-color: var(--border-glow);
    background: var(--bg-surface);
}

/* Smooth expandable panel transition engineering */
.program-body-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-main) ease-in-out, margin-top var(--transition-main);
    margin-top: 0;
}

.program-card-wrapper.expanded .program-body-panel {
    margin-top: 1.25rem;
    /* max-height calculated inline or globally injected dynamically via JS */
}

.program-divider-line {
    height: 1px;
    background: var(--border-premium);
    margin-bottom: 1rem;
}

/* --- 9. HOW IT WORKS (CHRONOLOGICAL TIMELINE ENGINE) --- */
.timeline-track-system {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 0;
}

.timeline-track-system::before {
    content: '';
    position: absolute;
    left: 40px;
    top: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, var(--border-premium), var(--border-glow) 20%, var(--border-glow) 80%, var(--border-premium));
}

.timeline-event-node {
    position: relative;
    padding-left: 100px;
    margin-bottom: 4rem;
}

.timeline-event-node:last-child {
    margin-bottom: 0;
}

.timeline-indicator-marker {
    position: absolute;
    left: 26px;
    top: 0;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: var(--bg-deep);
    border: 2px solid var(--border-premium);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
    transition: var(--transition-main);
}

.timeline-step-digit {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
}

.timeline-content-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-premium);
    border-radius: 14px;
    padding: 2rem;
    backdrop-filter: blur(8px);
    transition: var(--transition-main);
}

/* Scroll Activation State Classes controlled via intersection observers */
.timeline-event-node.active .timeline-indicator-marker {
    border-color: var(--color-cyan);
    box-shadow: 0 0 15px var(--color-cyan);
    background-color: var(--color-cyan-dim);
}

.timeline-event-node.active .timeline-step-digit {
    color: var(--color-cyan);
}

.timeline-event-node.active .timeline-content-card {
    border-color: var(--border-glow);
    background: var(--bg-surface);
}

/* --- 10. LIVE PLATFORM STATISTICS DASHBOARD --- */
.stats-dashboard-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-counter-unit {
    padding: 1.5rem;
}

.stat-numerical-display {
    font-size: clamp(2.25rem, 4vw, 3.5rem);
    font-weight: 800;
    color: var(--text-pure);
    letter-spacing: -0.03em;
    line-height: 1;
    margin-bottom: 0.5rem;
    background: linear-gradient(180deg, #FFFFFF, var(--text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-numerical-display.counted {
    background: linear-gradient(180deg, #FFFFFF, var(--color-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label-text {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

/* --- 11. PLATFORM REGISTRATION INFORMATION --- */
.info-display-grid {
    display: grid;
    grid-template-columns: 1.20fr 0.8fr;
    gap: 3rem;
}

.info-cards-subgrid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.info-minimal-card {
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-premium);
    border-radius: 12px;
    padding: 1.75rem;
}

.info-label-header {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.info-value-string {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-pure);
    word-break: break-word;
}

/* Institutional Compliance Block Accent Quote */
.compliance-blockquote {
    border-left: 3px solid var(--color-cyan);
    padding-left: 1.5rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-style: italic;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* --- 12. TESTIMONIALS (PREMIUM ENGINE SLIDER) --- */
.testimonials-slider-viewport {
    max-width: 760px;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
    padding: 1rem 0;
}

.testimonials-slider-track {
    display: flex;
    transition: transform var(--transition-main);
    width: 100%;
}

.testimonial-slide-unit {
    min-width: 100%;
    box-sizing: border-box;
    padding: 0 1rem;
}

.testimonial-star-rating {
    color: #FBBF24; /* Secure precise golden yellow metric star fill */
    font-size: 1.1rem;
    margin-bottom: 1.25rem;
    display: flex;
    gap: 0.2rem;
}

.testimonial-narrative-text {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-pure);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.testimonial-user-profile {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-avatar-frame {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid var(--border-glow);
    object-fit: cover;
}

.user-profile-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-pure);
}

.user-profile-role {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.slider-navigation-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-top: 3rem;
}

.slider-arrow-btn {
    background: var(--bg-glass);
    border: 1px solid var(--border-premium);
    color: var(--text-pure);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.slider-arrow-btn:hover {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
    box-shadow: var(--shadow-glow);
}

.slider-dot-indicators {
    display: flex;
    gap: 0.5rem;
}

.slider-dot-node {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border-premium);
    cursor: pointer;
    transition: var(--transition-fast);
}

.slider-dot-node.active {
    background: var(--color-cyan);
    width: 20px;
    border-radius: 4px;
}

/* --- 13. FAQ SECTION (ACCORDION MODULATOR) --- */
.faq-accordion-stack {
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-accordion-item {
    background: var(--bg-glass);
    border: 1px solid var(--border-premium);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-main);
}

.faq-trigger-header {
    width: 100%;
    background: transparent;
    border: none;
    padding: 1.5rem 2rem;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    color: var(--text-pure);
    font-size: 1.1rem;
    font-weight: 600;
    font-family: var(--font-sans);
}

.faq-chevron-icon {
    color: var(--text-muted);
    transition: transform var(--transition-main);
}

.faq-answer-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-main) ease-in-out;
}

.faq-answer-content {
    padding: 0 2rem 1.5rem 2rem;
    color: var(--text-muted);
    font-size: 0.98rem;
    line-height: 1.6;
}

/* Active Open Modulators */
.faq-accordion-item.active {
    border-color: var(--border-glow);
    background: var(--bg-surface);
}

.faq-accordion-item.active .faq-chevron-icon {
    transform: rotate(180deg);
    color: var(--color-cyan);
}

/* --- 14. THE FINAL CTA WRAPPER --- */
.final-cta-billboard {
    background: radial-gradient(circle at top center, rgba(93, 238, 255, 0.08) 0%, transparent 70%), var(--bg-surface);
    border: 1px solid var(--border-premium);
    border-radius: 24px;
    padding: 5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-top: 3rem;
    box-shadow: var(--shadow-premium);
}

.cta-content-bounds {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 5;
}

.final-cta-billboard .section-main-heading {
    margin-bottom: 1.25rem;
}

.final-cta-billboard .hero-description-text {
    margin: 0 auto 2.5rem auto;
}

/* --- 15. HIGH-END TERMINAL FOOTER LAYER --- */
.vireon-footer-anchor {
    background-color: rgba(5, 12, 26, 0.95);
    border-top: 1px solid var(--border-premium);
    padding: 5rem 2rem 2rem 2rem;
    position: relative;
    z-index: 3;
}

.footer-primary-layout {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand-summary {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
}

.footer-description {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-social-cluster {
    display: flex;
    gap: 0.75rem;
}

.social-icon-node {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border-premium);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: 1rem;
}

.social-icon-node:hover {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
    background-color: var(--color-cyan-dim);
    box-shadow: var(--shadow-glow);
}

.footer-links-and-newsletter {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column-header {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-pure);
    margin-bottom: 1.5rem;
}

.footer-navigation-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.footer-nav-anchor {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-nav-anchor:hover {
    color: var(--color-cyan);
}

/* Newsletter Input Layout */
.newsletter-subscription-block {
    display: flex;
    flex-direction: column;
}

.newsletter-form-wrapper {
    display: flex;
    position: relative;
    width: 100%;
}

.newsletter-input-field {
    width: 100%;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-premium);
    border-radius: 8px;
    padding: 0.75rem 3.5rem 0.75rem 1rem;
    color: var(--text-pure);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--transition-fast);
}

.newsletter-input-field:focus {
    border-color: var(--color-cyan);
}

.newsletter-submit-btn {
    position: absolute;
    right: 4px;
    top: 4px;
    bottom: 4px;
    background-color: var(--color-cyan);
    border: none;
    width: 36px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #08162D;
    transition: opacity var(--transition-fast);
}

.newsletter-submit-btn:hover {
    opacity: 0.9;
}

/* System Closing Matrix Base */
.footer-terminal-base {
    max-width: 1280px;
    margin: 0 auto;
    border-top: 1px solid var(--border-premium);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* --- 16. PERIPHERAL FLOATING OVERLAYS --- */

/* Floating Communication Channel: WhatsApp Trigger */
.floating-whatsapp-trigger {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: #25D366; /* Keep globally consistent distinct brand marker */
    color: #FFFFFF;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
    z-index: 4000;
    font-size: 1.6rem;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.floating-whatsapp-trigger:hover {
    transform: scale(1.08) translateY(-3px);
    box-shadow: 0 15px 30px rgba(37, 211, 102, 0.4);
}

/* Back To Top Trigger */
.back-to-top-trigger {
    background: var(--bg-surface);
    border: 1px solid var(--border-premium);
    color: var(--text-pure);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
}

.back-to-top-trigger.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top-trigger:hover {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
    box-shadow: var(--shadow-glow);
}

/* Button Ripple Engine Vector Elements */
.ripple-element {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: scale(0);
    animation: buttonRippleEffect 0.6s ease-out;
    pointer-events: none;
}

/* Scroll Animation Reveal Mechanics */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-premium), transform 0.8s var(--ease-premium);
}

.reveal-on-scroll.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* --- 17. KEYFRAME HARDWARE ANIMATIONS --- */
@keyframes pulseLogo {
    0%, 100% { transform: scale(1); opacity: 0.9; }
    50% { transform: scale(1.04); opacity: 1; }
}

@keyframes slowFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes mouseScrollWheel {
    0% { top: 6px; opacity: 1; height: 4px; }
    50% { top: 14px; opacity: 0.5; height: 8px; }
    100% { top: 22px; opacity: 0; height: 4px; }
}

@keyframes buttonRippleEffect {
    to { transform: scale(4); opacity: 0; }
}

/* --- 18. MODERN RESPONSIVE ADAPTATION MEDIA QUERIES --- */
@media (max-width: 1024px) {
    .hero-layout-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-text-engine {
        align-items: center;
    }
    
    .hero-button-group {
        justify-content: center;
    }
    
    .info-display-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-primary-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    html { font-size: 15px; }
    
    .nav-menu-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background-color: var(--bg-surface);
        box-shadow: -10px 0 30px rgba(0,0,0,0.2);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        padding: 2rem;
        transition: right var(--transition-main);
        z-index: 5500;
    }
    
    .nav-menu-links.active {
        right: 0;
    }
    
    .mobile-hamburger {
        display: flex;
    }
    
    /* Transforming Hamburger to standard clean X close graphic state */
    .mobile-hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
    .mobile-hamburger.active span:nth-child(2) { opacity: 0; }
    .mobile-hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
    
    .timeline-track-system::before { left: 20px; }
    .timeline-event-node { padding-left: 60px; }
    .timeline-indicator-marker { left: 6px; }
    
    .footer-links-and-newsletter {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-terminal-base {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-button-group {
        flex-direction: column;
        width: 100%;
    }
    .hero-button-group .btn-premium {
        width: 100%;
    }
    .benefits-layout-grid {
        grid-template-columns: 1fr;
    }
}

.logo-container {
    display: flex;
    justify-content: flex-start; /* Or 'center' if you want it centered */
    padding: 10px 0;
}

.brand-logo {
    display: block;
    width: 200px;       /* Increase this number to make it bigger (e.g., 200px) */
    height: auto;       /* This keeps the logo from looking stretched */
    object-fit: contain;
}

/* 1. Basic Reset to fix the "jamming" */
* { box-sizing: border-box; margin: 0; padding: 0; }

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

/* 2. Hide the Hamburger on Desktop */
.menu-toggle { display: none; cursor: pointer; }

/* 3. The Responsive Media Query (For Phones) */
@media (max-width: 768px) {
    .menu-toggle { display: block; } /* Show the three lines on phone */
    
    .nav-links {
        display: none; /* Hide the menu by default on phone */
        width: 100%;
        position: absolute;
        top: 60px;
        left: 0;
        background: #0A1B35;
    }
    
    /* Make the logo bigger as you requested */
    .brand-logo { width: 120px; } 
}