:root {
    --bg-dark: #0a0e17;
    --bg-card: rgba(255, 255, 255, 0.05);
    --primary: #00f2ff; /* Cyan neon */
    --secondary: #0051ff; /* Deep blue */
    --text-main: #ffffff;
    --text-muted: #a0a0a0;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --glass-border: 1px solid rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

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

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

h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

.btn-primary {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: linear-gradient(45deg, var(--secondary), var(--primary));
    color: #000;
    font-weight: 600;
    border-radius: 50px;
    box-shadow: 0 0 15px rgba(0, 242, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(0, 242, 255, 0.5);
}

.btn-secondary {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
    font-weight: 600;
    border-radius: 50px;
    margin-left: 1rem;
}

.btn-secondary:hover {
    background: rgba(0, 242, 255, 0.1);
}

/* Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: var(--glass-border);
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: 1px;
}

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

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

/* Hero */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(10,14,23,0.3), var(--bg-dark));
}

.hero-content h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.25rem;
    color: #e0e0e0;
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* Animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

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

/* Sections */
section {
    padding: 5rem 0;
}

.section-dark {
    background-color: var(--bg-dark);
}

.section-gradient {
    background: radial-gradient(circle at top right, #002a4d, var(--bg-dark) 60%);
}

.section-light {
    background-color: #0f1420;
}

/* Split Layout */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.rounded-glass {
    border-radius: 20px;
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    width: 100%;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(5px);
    border: var(--glass-border);
    padding: 2rem;
    border-radius: 16px;
    transition: transform 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
}

.icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* Interactive Elements */
.interactive-demo {
    margin-top: 1.5rem;
    background: rgba(0,0,0,0.3);
    padding: 1rem;
    border-radius: 8px;
}

select {
    width: 100%;
    padding: 0.5rem;
    background: #1a1f2e;
    border: 1px solid #333;
    color: white;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.bar-container {
    height: 6px;
    background: #333;
    border-radius: 3px;
    margin-bottom: 0.5rem;
    overflow: hidden;
}

.bar {
    height: 100%;
    background: var(--primary);
    transition: width 1s cubic-bezier(0.22, 1, 0.36, 1);
}

.drop-zone {
    border: 2px dashed rgba(255,255,255,0.2);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.3s;
}

.drop-zone:hover {
    border-color: var(--primary);
}

.scan-status {
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary);
}

.hidden { display: none; }

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 242, 255, 0.3);
    border-top: 2px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-item {
    border-left: 3px solid var(--primary);
    padding-left: 1.5rem;
}

.service-item h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

/* Team */
.team-grid {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.team-member {
    text-align: center;
}

.avatar {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #333, #111);
    border-radius: 50%;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    border: 2px solid var(--primary);
}

/* Contact */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input, .contact-form textarea {
    padding: 1rem;
    background: rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    color: white;
    font-family: inherit;
}

.contact-form input:focus, .contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.main-footer {
    text-align: center;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Mobile */
@media (max-width: 768px) {
    .hero-content h1 { font-size: 2.5rem; }
    .split-layout, .contact-layout { grid-template-columns: 1fr; }
    .nav-links { display: none; } /* Simple hide for MVP */
    .mobile-menu-toggle { display: block; cursor: pointer; }
    .mobile-menu-toggle span {
        display: block;
        width: 25px;
        height: 3px;
        background: white;
        margin: 5px 0;
    }
}