:root {
    /* Color Palette */
    --bg-base: #030303;
    --bg-surface: #0a0a0a;
    --bg-card: rgba(15, 15, 17, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-highlight: rgba(255, 255, 255, 0.15);
    
    /* Typography */
    --text-primary: rgba(255, 255, 255, 0.95);
    --text-secondary: rgba(255, 255, 255, 0.6);
    --text-muted: rgba(255, 255, 255, 0.4);
    
    /* Accents */
    --accent-red: #e11d48;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
    
    /* Variables */
    --transition: 0.2s ease-in-out;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Precise Background Architecture */
.grid-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    background-image: linear-gradient(var(--border-color) 1px, transparent 1px),
                      linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: center center;
    mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 80%);
    -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 80%);
    opacity: 0.4;
}

.ambient-light {
    position: fixed;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 80vw;
    height: 80vh;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, rgba(3, 3, 3, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

/* Typography */
.text-muted { color: var(--text-muted); }
.text-gradient {
    background: linear-gradient(to right, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Layout */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    flex-direction: column;
    gap: 8rem;
    padding-bottom: 6rem;
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    background: rgba(3, 3, 3, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
}

.logo i {
    color: var(--text-primary);
    font-size: 1.3rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
}

.btn-primary {
    background: var(--text-primary);
    color: var(--bg-base);
    border: 1px solid transparent;
}

.btn-primary:hover {
    background: #e5e5e5;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--border-highlight);
}

/* Hero Section */
.hero-section {
    padding-top: 6rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.5rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    border-radius: 100px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-purple);
    box-shadow: 0 0 8px var(--accent-purple);
}

.hero-title {
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}


/* Sections */
.section {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-top: 0.5rem;
}

/* Cards & Bento */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card:hover {
    border-color: var(--border-highlight);
    background: rgba(20, 20, 22, 0.8);
}

.card-large {
    grid-column: span 2;
    grid-row: span 2;
}

.card-wide {
    grid-column: span 2;
}

.card-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.card h3 {
    font-size: 1.1rem;
    font-weight: 500;
}

.card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Specific Card Styles */
.gradient-border::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-purple), transparent);
    opacity: 0.5;
}

.code-snippet {
    margin-top: auto;
    background: #000;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1rem;
    font-family: monospace;
    font-size: 0.85rem;
    overflow-x: auto;
}

.token-keyword { color: #c678dd; }
.token-method { color: #61afef; }
.token-string { color: #98c379; }
.token-number { color: #d19a66; }

/* Privacy Section */
.privacy-card {
    display: flex;
    flex-direction: row;
    gap: 3rem;
    align-items: center;
}

.security-list {
    list-style: none;
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.security-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.security-list i {
    color: var(--accent-green);
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    margin-top: 2rem;
}

.footer-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-brand {
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
}

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

/* Responsive Design */
@media (max-width: 992px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .card-large, .card-wide {
        grid-column: span 1;
    }
    
    .card-large {
        grid-row: span 1;
    }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .bento-grid { grid-template-columns: 1fr; }
    .dash-sidebar { display: none; }
    .metrics-grid { grid-template-columns: 1fr; }
}