:root {
    --color-bg: #0b1120;
    --color-surface: #131b2f;
    --color-surface-hover: #1c2742;
    --color-primary: #3D808E; /* Teal/Cyan extracted from logo */
    --color-primary-light: #499C9C;
    --color-accent: #193156; /* Dark Blue from logo */
    --color-text: #e2e8f0;
    --color-text-muted: #94a3b8;
    --color-white: #ffffff;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

html {
    scroll-behavior: smooth;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--color-white);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-white);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    font-family: var(--font-heading);
    box-shadow: 0 4px 14px rgba(61, 128, 142, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(61, 128, 142, 0.4);
    filter: brightness(1.1);
}

.btn-primary.large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(11, 17, 32, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    height: 40px;
    object-fit: contain;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a:not(.btn-primary) {
    font-weight: 500;
    color: var(--color-text-muted);
}

.nav-links a:not(.btn-primary):hover {
    color: var(--color-white);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
    gap: 4rem;
    position: relative;
}

.hero-content {
    flex: 1;
    z-index: 10;
}

.hero-content h1 {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-content h1 span {
    background: linear-gradient(135deg, var(--color-primary-light), #82e2e2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
}

.hero-logo-large {
    max-width: 350px;
    width: 100%;
    z-index: 2;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.glow-orb {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(61, 128, 142, 0.15) 0%, rgba(0,0,0,0) 70%);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}

.glow-orb.secondary {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(25, 49, 86, 0.2) 0%, rgba(0,0,0,0) 70%);
    margin-left: 100px;
}

/* Features Section */
.features-section {
    padding: 8rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--color-text-muted);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--color-surface);
    border: 1px solid rgba(255, 255, 255, 0.03);
    padding: 2.5rem;
    border-radius: 16px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(800px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(61, 128, 142, 0.06), transparent 40%);
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: var(--color-surface-hover);
    border-color: rgba(61, 128, 142, 0.2);
}

.feature-card:hover::before {
    opacity: 1;
}

.icon-wrapper {
    width: 50px;
    height: 50px;
    background: rgba(61, 128, 142, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--color-primary-light);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

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

/* Footer */
.footer {
    background: var(--color-surface);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 4rem 2rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo-area img {
    height: 40px;
    object-fit: contain;
    margin-bottom: 1.5rem;
}

.footer-logo-area p {
    color: var(--color-text-muted);
    max-width: 300px;
}

.footer-links h4 {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links p {
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

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

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

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 10rem;
    }
    
    .hero-content h1 {
        font-size: 3.5rem;
    }
    
    .hero-content p {
        margin: 0 auto 2.5rem;
    }
    
    .nav-links {
        display: none; /* simple mobile view, can be expanded later */
    }
}