/* Global Styles */
:root {
    /* Color Palette - Modern Tech Theme */
    --primary-color: #0f172a;
    --secondary-color: #1e293b;
    --accent-color: #06b6d4;
    --highlight-color: #f59e0b;
    --dark-color: #0f172a;
    --light-color: #f8fafc;
    --gray-color: #64748b;
    --light-gray: #e2e8f0;
    --border-color: #e2e8f0;
    --gradient-primary: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    
    /* Typography */
    --heading-font: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
    --body-font: 'Inter', 'SF Pro Text', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --section-spacing: 100px;
    --element-spacing: 40px;
    --small-spacing: 20px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--body-font);
    line-height: 1.7;
    color: var(--dark-color);
    background-color: #ffffff;
    overflow-x: hidden;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--small-spacing);
    letter-spacing: -0.025em;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.05em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: var(--element-spacing);
    color: var(--primary-color);
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.2rem;
}

p {
    margin-bottom: var(--small-spacing);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

ul, ol {
    list-style-position: inside;
    margin-bottom: var(--small-spacing);
}

/* Containers */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: var(--section-spacing) 0;
}

/* Header */
header {
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
}

.logo-container {
    flex: 1;
}

.logo {
    max-height: 80px;
    width: auto;
}

nav {
    flex: 2;
}

.nav-links {
    display: flex;
    justify-content: center;
    list-style: none;
    margin: 0;
}

.nav-links li {
    margin: 0 15px;
}

.nav-links a {
    font-family: var(--heading-font);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--dark-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

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

.cta-buttons {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.cta-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: white;
    font-family: var(--heading-font);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: var(--secondary-color);
    color: white;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 2px 0;
    transition: all 0.3s ease;
}

/* Hero Sections */
.hero {
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 150px 20px;
    position: relative;
}

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

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.hero h2 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 40px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* Buttons */
.button {
    display: inline-block;
    padding: 10px 25px;
    background-color: var(--primary-color);
    color: white;
    font-family: var(--heading-font);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    border-radius: 4px;
    transition: background-color 0.3s ease;
    margin-top: 10px;
}

.button:hover {
    background-color: var(--secondary-color);
    color: white;
}

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

.button.secondary:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Footer */
footer {
    background: #1c1f23;
    color: #1e293b;
    padding: 60px 5% 30px;
}

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

.footer-section {
    flex: 1;
    min-width: 200px;
    margin-bottom: 30px;
}

.footer-section h4 {
    color: #9ca3af;
    margin-bottom: 20px;
    font-size: 1rem;
    letter-spacing: 1px;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

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

.footer-section ul li a {
    color: #475569;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #0f172a;
}

.footer-logo {
    max-width: 200px;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: inline-block;
}

.social-links img {
    width: 24px;
    height: 24px;
    transition: opacity 0.3s ease;
}

.social-links a:hover img {
    opacity: 0.8;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(15, 23, 42, 0.15);
    font-size: 0.8rem;
    color: #475569;
}

.copyright p {
    margin-bottom: 5px;
}

/* Responsive Design */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero h2 {
        font-size: 1.3rem;
    }
    
    section {
        padding: 60px 0;
    }
}

@media (max-width: 768px) {
    header {
        padding: 15px 20px;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: white;
        flex-direction: column;
        align-items: center;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        margin: 15px 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .cta-buttons {
        display: none;
    }
    
    .hero {
        padding: 100px 20px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero h2 {
        font-size: 1.1rem;
    }
    
    .footer-section {
        flex: 0 0 50%;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    section {
        padding: 40px 0;
    }
    
    .footer-section {
        flex: 0 0 100%;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-0 {
    margin-bottom: 0;
}

.mt-0 {
    margin-top: 0;
}

.mb-1 {
    margin-bottom: var(--small-spacing);
}

.mb-2 {
    margin-bottom: var(--element-spacing);
}

.mb-3 {
    margin-bottom: var(--section-spacing);
}

.mt-1 {
    margin-top: var(--small-spacing);
}

.mt-2 {
    margin-top: var(--element-spacing);
}

.mt-3 {
    margin-top: var(--section-spacing);
}

.p-0 {
    padding: 0;
}

.p-1 {
    padding: var(--small-spacing);
}

.p-2 {
    padding: var(--element-spacing);
}

.p-3 {
    padding: var(--section-spacing);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 1s ease-in;
}

/* Font imports */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&family=Open+Sans:wght@300;400;600&display=swap');