:root {
    /* Color Palette */
    --primary-color: #0d47a1;
    /* Deep Professional Blue */
    --secondary-color: #1565c0;
    /* Lighter Blue */
    --accent-color: #ff6f00;
    /* Energetic Orange for CTAs */
    --dark-bg: #0a192f;
    --light-bg: #f8f9fa;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --white: #ffffff;
    --border-color: #e2e8f0;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Typography */
    --font-heading: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(255, 111, 0, 0.4);
}

.btn-primary:hover {
    background-color: #e65100;
    /* Darker Orange */
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 111, 0, 0.6);
}

.btn-outline {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

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

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

/* Header */
.header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-sm) 0;
}

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

.logo img {
    height: 40px;
    width: auto;
}

.nav-list {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-list a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s;
}

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

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding-top: calc(var(--spacing-xl) + 20px);
    padding-bottom: var(--spacing-xl);
    background: linear-gradient(135deg, #f0f4f8 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    color: var(--dark-bg);
}

.highlight {
    color: var(--primary-color);
    position: relative;
    z-index: 1;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background-color: rgba(13, 71, 161, 0.2);
    z-index: -1;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    max-width: 500px;
}

.hero-badge {
    display: inline-block;
    background-color: rgba(13, 71, 161, 0.1);
    color: var(--primary-color);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Hero Visual - Abstract Dashboard */
.hero-visual {
    position: relative;
    perspective: 1000px;
}

.hero-image {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: transform 0.5s ease, box-shadow 0.5s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-image:hover {
    transform: rotateY(0) rotateX(0);
    box-shadow: 0 30px 60px rgba(13, 71, 161, 0.3);
}

/* Abstract shapes behind */
.abstract-shape {
    position: absolute;
    border-radius: 50%;
    z-index: -1;
    filter: blur(60px);
    opacity: 0.6;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background-color: rgba(13, 71, 161, 0.2);
    top: -50px;
    right: -50px;
    animation: float 6s ease-in-out infinite;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background-color: rgba(255, 111, 0, 0.2);
    bottom: -30px;
    left: -30px;
    animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Features Section */
.features {
    padding: var(--spacing-xl) 0;
    background-color: var(--white);
}

.section-header {
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.icon-box {
    width: 60px;
    height: 60px;
    background-color: rgba(13, 71, 161, 0.1);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

/* Modules Section */
.modules {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-bg);
}

.modules-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.module-item {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
}

.module-item:hover {
    box-shadow: var(--shadow-lg);
    background-color: var(--primary-color);
}

.module-item:hover h4,
.module-item:hover p,
.module-item:hover i {
    color: var(--white);
}

.module-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: inline-block;
}

.module-item h4 {
    margin-bottom: 10px;
    font-size: 1.25rem;
    color: var(--dark-bg);
}

/* Tech Banner */
.tech-banner {
    padding: var(--spacing-lg) 0;
    background: linear-gradient(rgba(10, 25, 47, 0.9), rgba(10, 25, 47, 0.9)), url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?ixlib=rb-1.2.1&auto=format&fit=crop&w=1352&q=80') center/cover fixed;
    color: var(--white);
    text-align: center;
}

.tech-content {
    max-width: 800px;
    margin: 0 auto;
}

.tech-list {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    list-style: none;
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

.tech-list li {
    font-size: 1.2rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.cta-card {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--white);
    gap: var(--spacing-md);
    box-shadow: var(--shadow-lg);
}

@media (min-width: 900px) {
    .cta-card {
        flex-direction: row;
        text-align: left;
    }

    .cta-text {
        flex: 1;
    }

    .contact-form {
        flex: 0 0 400px;
    }
}

.contact-form {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    width: 100%;
}

.form-group {
    margin-bottom: 15px;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
}

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

/* Footer */
.footer {
    background-color: #0f172a;
    color: #94a3b8;
    padding: var(--spacing-lg) 0 0;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    margin-bottom: 15px;
    height: 30px;
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 20px;
}

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

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-col i {
    width: 20px;
    margin-right: 10px;
}

.footer-bottom {
    text-align: center;
    padding: 20px 0;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-actions {
        justify-content: center;
        flex-direction: column;
    }

    .nav-list {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
    }

    .nav-list.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }
}