/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Brand Colors */
    --primary-blue: #0078d4;
    --primary-dark: #106ebe;
    --secondary-blue: #40e0d0;
    --accent-orange: #ff8c00;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f8f9fa;
    --gray-100: #f1f3f4;
    --gray-200: #e8eaed;
    --gray-300: #dadce0;
    --gray-400: #9aa0a6;
    --gray-600: #5f6368;
    --gray-800: #3c4043;
    --gray-900: #202124;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;

    /* Borders */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.14);

    /* Transitions */
    --transition-fast: 0.15s ease-out;
    --transition-normal: 0.3s ease-out;
    --transition-slow: 0.5s ease-out;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-md);
    height: 80px;
}

.nav-brand h1 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-blue);
    margin: 0;
}

.nav-tagline {
    font-size: 0.875rem;
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
}

.nav-menu {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--gray-800);
    font-weight: var(--font-weight-medium);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: width var(--transition-normal);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--gray-800);
    transition: all var(--transition-normal);
}

/* Hero Section */
.hero {
    padding: 120px 0 var(--space-3xl);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    overflow: hidden;
    position: relative;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--space-md);
    color: var(--gray-900);
}

.highlight {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-blue);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    font-weight: var(--font-weight-medium);
    margin-top: var(--space-xs);
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* Cloud Diagram */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.cloud-diagram {
    position: relative;
    width: 400px;
    height: 400px;
}

.cloud-node {
    position: absolute;
    width: 120px;
    height: 60px;
    background: var(--white);
    border: 2px solid var(--primary-blue);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-blue);
    box-shadow: var(--shadow-md);
    animation: float 6s ease-in-out infinite;
}

.cloud-node.azure {
    top: 50px;
    left: 140px;
    animation-delay: 0s;
}

.cloud-node.terraform {
    top: 150px;
    left: 50px;
    animation-delay: 1.5s;
}

.cloud-node.devops {
    top: 150px;
    right: 50px;
    animation-delay: 3s;
}

.cloud-node.ai {
    bottom: 50px;
    left: 140px;
    animation-delay: 4.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--border-radius);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 1rem;
    min-width: 140px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
    margin-bottom: var(--space-md);
}

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

/* Services Section */
.services {
    padding: var(--space-3xl) 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.service-card {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
}

.service-icon i {
    color: var(--white);
    width: 28px;
    height: 28px;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
    margin-bottom: var(--space-sm);
}

.service-card p {
    color: var(--gray-600);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.service-card ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.service-card li {
    position: relative;
    padding-left: var(--space-md);
    margin-bottom: var(--space-xs);
    color: var(--gray-600);
    font-size: 0.95rem;
}

.service-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: var(--font-weight-bold);
}

/* Expertise Section */
.expertise {
    padding: var(--space-3xl) 0;
    background: var(--gray-50);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
}

.expertise-card {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    padding: var(--space-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.expertise-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.expertise-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
}

.expertise-icon i {
    color: var(--white);
    width: 32px;
    height: 32px;
}

.expertise-card h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
    margin-bottom: var(--space-sm);
}

.expertise-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* About Section */
.about {
    padding: var(--space-3xl) 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
    margin-bottom: var(--space-md);
}

.about-text p {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
}

.credentials {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.credential {
    padding: var(--space-md);
    background: var(--gray-50);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-blue);
    color: var(--gray-700);
}

.credential strong {
    color: var(--primary-blue);
}

.about-tech h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
    margin-bottom: var(--space-md);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
}

.tech-item {
    background: var(--primary-blue);
    color: var(--white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: var(--font-weight-medium);
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    padding: var(--space-3xl) 0;
    background: var(--gray-50);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-blue);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    color: var(--white);
    width: 20px;
    height: 20px;
}

.contact-text h4 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-bold);
    color: var(--gray-900);
    margin-bottom: var(--space-xs);
}

.contact-text p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* Contact Form */
.contact-form {
    background: var(--white);
    padding: var(--space-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-weight: var(--font-weight-medium);
    color: var(--gray-800);
    margin-bottom: var(--space-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-2xl) 0 var(--space-md);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.footer-brand h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-xs);
}

.footer-brand p {
    color: var(--gray-400);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--space-lg);
    border-top: 1px solid var(--gray-800);
    color: var(--gray-400);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: var(--space-xl);
        transition: left var(--transition-normal);
        box-shadow: var(--shadow-lg);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-xl);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .cloud-diagram {
        width: 300px;
        height: 300px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .expertise-grid {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: var(--space-lg);
        text-align: center;
    }

    .tech-grid {
        grid-template-columns: 1fr;
    }

    /* Spacing adjustments for mobile */
    .hero,
    .services,
    .expertise,
    .about,
    .contact {
        padding: var(--space-2xl) 0;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 280px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-sm);
    }

    .nav-container {
        padding: 0 var(--space-sm);
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .service-card,
    .expertise-card,
    .contact-form {
        padding: var(--space-md);
    }
}