:root {
    --color-primary: #0A2540;
    --color-accent: #2E8BC0;
    --color-innovate: #58C6B1;
    --color-bg: #0f1419;
    --color-surface: #1a1f2e;
    --color-text: #ffffff;
    --color-text-secondary: #a0a9ba;
    --color-text-muted: #6b7280;
    --gradient-primary: linear-gradient(135deg, #0A2540 0%, #2E8BC0 50%, #58C6B1 100%);
    --gradient-surface: linear-gradient(145deg, #1a1f2e 0%, #242938 100%);
    --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-strong: 0 16px 64px rgba(0, 0, 0, 0.3);
    --border-glass: 1px solid rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Animated background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(46, 139, 192, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(88, 198, 177, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(10, 37, 64, 0.1) 0%, transparent 50%);
    z-index: -1;
    animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-20px, -20px) scale(1.05); }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0;
}

/* Modern Glass Navigation */
.menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(20px);
    background: rgba(59, 68, 94, 0.8);
    border-bottom: var(--border-glass);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.menu-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
}

nav {
    display: flex;
    gap: 2rem;
}

nav a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

nav a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

nav a:hover {
    color: var(--color-text);
    background: rgba(59, 68, 94, 0.8);
}

nav a:hover::before {
    width: 80%;
}

/* Logo Components - Preserved from original design */
.logo {
    --logo-size: 72px;
    display: flex;
    align-items: center;
    font-size: var(--logo-size);
    font-weight: 700;
    color: var(--color-text);
    gap: calc(var(--logo-size) * 0.08);
    filter: drop-shadow(0 4px 16px rgba(46, 139, 192, 0.3));
    animation: logoFloat 6s ease-in-out infinite;
}

/* Remove animations from navbar logo */
.logo.navbar-logo {
    animation: none;
    filter: drop-shadow(0 2px 8px rgba(46, 139, 192, 0.2));
}

.logo.navbar-logo .text {
    animation: none;
}

.logo.navbar-logo .shield {
    animation: none;
}

/* Hero logo centering */
.hero-logo {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-bottom: 1rem;
}

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

.text {
    padding: 0;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: textShimmer 3s ease-in-out infinite;
}

@keyframes textShimmer {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.2); }
}

.shield {
    position: relative;
    width: calc(var(--logo-size) * 1.25);
    height: calc(var(--logo-size) * 1.25);
    margin: 0;
    animation: shieldPulse 4s ease-in-out infinite;
}

@keyframes shieldPulse {
    0%, 100% { 
        filter: drop-shadow(0 0 10px rgba(46, 139, 192, 0.3));
        transform: scale(1);
    }
    50% { 
        filter: drop-shadow(0 0 20px rgba(46, 139, 192, 0.6));
        transform: scale(1.05);
    }
}

.shield .middle {
    position: absolute;
    top: 0;
    left: 25%;
    width: 50%;
    height: 100%;
    background: var(--color-accent);
    clip-path: polygon(0 20%, 50% 0, 100% 20%, 100% 80%, 50% 100%, 0 80%);
    z-index: 1;
}

.shield .left {
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 100%;
    background: var(--color-primary);
    clip-path: polygon(0 0, 50% 20%, 100% 100%, 50% 80%);
    z-index: 2;
}

.shield .right {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: var(--color-innovate);
    clip-path: polygon(100% 0, 50% 20%, 0 100%, 50% 80%);
    z-index: 2;
}

/* Hero Section with Modern Animations */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 120px 2rem 60px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at center top, rgba(46, 139, 192, 0.1) 0%, transparent 70%),
        radial-gradient(ellipse at center bottom, rgba(88, 198, 177, 0.05) 0%, transparent 70%);
    z-index: -1;
}

.tagline {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--color-text-secondary);
    margin-top: 2rem;
    max-width: 600px;
    line-height: 1.4;
    animation: fadeInUp 1s ease 0.5s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Modern Card-based Columns */
.columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.column {
    background: var(--gradient-surface);
    backdrop-filter: blur(10px);
    border: var(--border-glass);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    animation: slideInUp 0.8s ease both;
}

.column:nth-child(2) {
    animation-delay: 0.2s;
}

.column:nth-child(3) {
    animation-delay: 0.4s;
}

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

.column::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.column:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-strong);
}

.column:hover::before {
    opacity: 1;
}

.column h2 {
    color: var(--color-text);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.column p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

/* Modern Button Styling */
.button {
    background: var(--gradient-primary);
    color: var(--color-text);
    padding: 1rem 2rem;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.button::before {
    content: '';
    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 ease;
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-strong);
}

.button:hover::before {
    left: 100%;
}

.button:active {
    transform: translateY(0);
}

.button:disabled {
    background: var(--color-text-muted);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu {
        padding: 1rem;
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    nav {
        gap: 1rem;
        flex-wrap: wrap;
    }
    
    .hero {
        padding: 100px 1rem 40px;
    }
    
    .logo {
        --logo-size: 48px;
    }
    
    .columns {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 2rem 1rem;
    }
    
    .column {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    nav a {
        padding: 0.25rem 0.5rem;
        font-size: 0.9rem;
    }
    
    .tagline {
        font-size: 1.1rem;
    }
    
    .button {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
}

/* Additional utility classes for modern interactions */
.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.glass-effect {
    backdrop-filter: blur(20px);
    background: rgba(255, 255, 255, 0.05);
    border: var(--border-glass);
}

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

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Hero Enhancements */
.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    margin: 1.5rem 0 2rem;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.button.secondary {
    background: transparent;
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
}

.button.secondary:hover {
    background: var(--color-accent);
    color: var(--color-text);
}

/* Feature Cards Enhancements */
.feature-card {
    text-align: center;
}

.feature-icon {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 1rem;
}

.highlight {
    background: rgba(46, 139, 192, 0.2);
    color: var(--color-accent);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(46, 139, 192, 0.3);
}

.cta-container {
    margin-top: 1.5rem;
    text-align: center;
}

/* Technical Specifications */
.tech-specs {
    padding: 4rem 2rem;
    background: rgba(26, 31, 46, 0.3);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.spec-item {
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.spec-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.spec-item h3 {
    color: var(--color-text);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.spec-item p {
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* Getting Started Section */
.get-started {
    padding: 4rem 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.install-steps {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.step {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--gradient-surface);
    border-radius: 12px;
    border: var(--border-glass);
    min-width: 250px;
    flex: 1;
    max-width: 300px;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    color: white;
    flex-shrink: 0;
}

.step-content h3 {
    color: var(--color-text);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.install-code {
    background: rgba(0, 0, 0, 0.3);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-family: 'Fira Code', 'Monaco', monospace;
    font-size: 0.9rem;
    color: var(--color-innovate);
    border: 1px solid rgba(88, 198, 177, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    display: block;
}

.install-code:hover {
    background: rgba(0, 0, 0, 0.5);
    border-color: var(--color-innovate);
}

.cta-section {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--color-surface);
    border-top: var(--border-glass);
    padding: 3rem 2rem 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-section h4 {
    color: var(--color-text);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    border-top: var(--border-glass);
    margin-top: 2rem;
    padding-top: 1rem;
    text-align: center;
    color: var(--color-text-muted);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

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

/* Focus states for accessibility */
button:focus,
a:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    body::before,
    .hero::before {
        display: none;
    }
    
    .menu {
        position: static;
        background: transparent;
        border: none;
    }
    
    .column {
        break-inside: avoid;
        background: white;
        color: black;
        border: 1px solid #ccc;
    }
}