:root {
    /* Brand Colors */
    --primary-orange: #FF7800;
    --primary-orange-hover: #e66c00;
    --primary-blue: #0077FF;
    --primary-blue-hover: #0066cc;
    
    /* Neutral Colors */
    --bg-dark: #121519;
    --bg-darker: #0d0f12;
    --bg-light: #ffffff;
    --bg-gray: #f8f9fa;
    --text-dark: #333333;
    --text-light: #ffffff;
    --text-muted: #a0aab2;
    
    /* Layout */
    --header-height: 80px;
    --banner-height: 40px;
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Lato', sans-serif;
}

body {
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
    padding-top: calc(var(--header-height) + var(--banner-height));
}

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

/* Typography */
h1, h2, h3, h4 {
    font-weight: 900;
    line-height: 1.2;
}

.text-center { text-align: center; }
.mt-4 { margin-top: 2rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--primary-orange);
    color: var(--text-light);
}

.btn-primary:hover {
    background-color: var(--primary-orange-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 120, 0, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-light);
    border: 2px solid var(--text-light);
}

.btn-secondary:hover {
    background-color: var(--text-light);
    color: var(--text-dark);
    transform: translateY(-2px);
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    color: var(--primary-orange);
    font-weight: 600;
    margin-top: 1rem;
}

.link-arrow span {
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.link-arrow:hover span {
    transform: translateX(5px);
}

/* Layout Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Disclaimer Banner */
.disclaimer-banner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--banner-height);
    background-color: var(--bg-darker);
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    z-index: 1001;
}

.disclaimer-banner a {
    color: var(--primary-orange);
    text-decoration: underline;
}

/* Header */
.header {
    position: fixed;
    top: var(--banner-height);
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    z-index: 1000;
    transition: transform 0.3s ease;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo img {
    height: 35px;
}

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

.nav-link {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1rem;
}

.nav-link:hover {
    color: var(--primary-orange);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    transition: 0.3s;
}

/* Sections */
.section-light {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.section-dark {
    padding: 100px 0;
    background-color: var(--bg-dark);
    color: var(--text-light);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.section-desc {
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: calc(100vh - var(--header-height) - var(--banner-height));
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-darker) 0%, #1a1e24 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #fff, #a0aab2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

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

.hero-bg-overlay {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(255, 120, 0, 0.1) 0%, transparent 70%);
    z-index: 1;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.stat-card {
    background-color: var(--bg-gray);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    border-top: 4px solid var(--primary-orange);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.stat-card h3 {
    font-size: 2.5rem;
    color: var(--primary-orange);
    margin-bottom: 0.5rem;
}

/* Custom Solutions Section */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.solution-card {
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.solution-card:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--primary-orange);
    transform: translateY(-5px);
}

.solution-icon {
    width: 50px;
    height: 50px;
    background-color: rgba(255, 120, 0, 0.1);
    border-radius: 12px;
    margin-bottom: 1.5rem;
    position: relative;
}

.solution-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 24px;
    height: 24px;
    background-color: var(--primary-orange);
    mask-size: contain;
    mask-repeat: no-repeat;
    mask-position: center;
    -webkit-mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
}

/* Abstract Icons using CSS masking */
.ai-icon::after { background: var(--primary-orange); clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%); }
.vr-icon::after { background: var(--primary-orange); border-radius: 50%; width: 20px; height: 20px; box-shadow: 0 0 0 4px rgba(255,120,0,0.3); }
.tour-icon::after { background: var(--primary-orange); clip-path: polygon(0 0, 100% 0, 80% 100%, 20% 100%); }
.bot-icon::after { background: var(--primary-orange); border-radius: 4px; width: 24px; height: 20px; }
.twin-icon::after { background: var(--primary-orange); clip-path: polygon(0 50%, 50% 0, 100% 50%, 50% 100%); }
.config-icon::after { background: var(--primary-orange); border-radius: 2px; box-shadow: 4px 4px 0 rgba(255,120,0,0.5); }

.solution-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

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

/* Products Section */
.products-flex {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.products-content {
    flex: 1;
}

.products-content p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
    color: #555;
}

.products-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

.abstract-shape {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-orange) 100%);
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
    0% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
    50% { border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%; }
    100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
}

/* Footer */
.footer {
    background-color: var(--bg-darker);
    color: var(--text-light);
    padding: 60px 0 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    height: 40px;
    margin-bottom: 1.5rem;
    filter: brightness(0) invert(1);
}

.footer-disclaimer {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links h4 {
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

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

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

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-title { font-size: 3rem; }
    .about-grid { grid-template-columns: 1fr; }
    .solutions-grid { grid-template-columns: repeat(2, 1fr); }
    .products-flex { flex-direction: column; text-align: center; }
    .products-visual { margin-top: 2rem; }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .d-none-mobile { display: none; }
    
    .mobile-menu-toggle { display: flex; }
    
    .nav {
        position: fixed;
        top: calc(var(--header-height) + var(--banner-height));
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height) - var(--banner-height));
        background-color: var(--bg-light);
        transition: left 0.3s ease;
        padding: 2rem;
    }
    
    .nav.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }
    
    .nav-link {
        font-size: 1.5rem;
    }
    
    .hero-title { font-size: 2.5rem; }
    .hero-actions { flex-direction: column; }
    .solutions-grid { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: 1fr; }
}