/* CSS Variables for consistent theming */
:root {
    --color-primary: #4f46e5;
    --color-primary-dark: #4338ca;
    --color-primary-light: #6366f1;
    --color-text: #1f2937;
    --color-text-light: #6b7280;
    --color-text-lighter: #9ca3af;
    --color-bg: #ffffff;
    --color-bg-alt: #f9fafb;
    --color-bg-dark: #111827;
    --color-border: #e5e7eb;
    --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --max-width: 1280px;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-primary-dark);
}

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    height: var(--header-height);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text);
}

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

.logo-text {
    color: var(--color-text);
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    color: var(--color-primary);
    transition: background-color 0.2s ease, color 0.2s ease;
}

.contact-icon:hover {
    background-color: var(--color-primary);
    color: white;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    text-decoration: none;
}

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

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

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

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

/* Hero Section */
.hero {
    padding-top: calc(var(--header-height) + 4rem);
    padding-bottom: 4rem;
    background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

.hero-text .highlight {
    color: var(--color-primary);
}

.hero-text p {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
    line-height: 1.7;
}

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

.hero-image img {
    border-radius: 1rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

/* Value Proposition */
.value-prop {
    padding: 4rem 0;
    background: var(--color-bg-alt);
    text-align: center;
}

.value-prop h2 {
    font-size: 2rem;
    font-weight: 700;
    max-width: 800px;
    margin: 0 auto 1.5rem;
    color: var(--color-text);
}

.value-prop p {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Section Styles */
.section {
    padding: 5rem 0;
}

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

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

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

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

/* Feature Row */
.feature-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 4rem;
}

.feature-row.reverse {
    direction: rtl;
}

.feature-row.reverse > * {
    direction: ltr;
}

.feature-content h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.feature-content p {
    font-size: 1.0625rem;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.feature-image img {
    border-radius: 0.75rem;
    box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.1);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    padding: 1.5rem;
    text-align: center;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.feature-card:hover {
    box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.feature-tag {
    display: inline-block;
    background: var(--color-primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
    margin-bottom: 0.75rem;
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-card p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    overflow: hidden;
    text-align: center;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.service-card:hover {
    box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.service-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.service-card .service-tag {
    display: inline-block;
    background: var(--color-primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.375rem 0.75rem;
    border-radius: 9999px;
    margin: 1rem 0 0.5rem;
}

.service-card h3 {
    font-size: 1rem;
    font-weight: 600;
    padding: 0 1rem;
    margin-bottom: 0.5rem;
}

.service-card p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    padding: 0 1rem 1.5rem;
    line-height: 1.5;
}

/* Timeline */
.timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.timeline-item {
    position: relative;
    padding-left: 1.5rem;
    border-left: 2px solid var(--color-primary);
}

.timeline-item time {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.timeline-item h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-item p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Values Section */
.values-section {
    margin-top: 3rem;
}

.values-section h3 {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.value-item {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 0.5rem;
    padding: 1.5rem;
}

.value-item strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.value-item p {
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

/* Contact Grid */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto 3rem;
}

.contact-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 0.75rem;
    padding: 2rem;
    text-align: center;
}

.contact-card img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1.5rem;
}

.contact-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.contact-card p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

/* Careers CTA */
.careers-cta {
    text-align: center;
    padding: 3rem;
    background: var(--color-bg-alt);
    border-radius: 1rem;
}

.careers-cta h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.careers-cta p {
    font-size: 1rem;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
}

/* Footer */
.footer {
    background: var(--color-bg-dark);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-brand img {
    width: 48px;
    height: 48px;
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.9375rem;
    color: var(--color-text-lighter);
    margin-bottom: 0.25rem;
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    color: white;
}

.footer-links ul,
.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a,
.footer-contact a {
    font-size: 0.875rem;
    color: var(--color-text-lighter);
    transition: color 0.2s ease;
}

.footer-links a:hover,
.footer-contact a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-text h1 {
        font-size: 2.5rem;
    }

    .features-grid,
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .timeline {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .hero-content,
    .feature-row,
    .feature-row.reverse {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .feature-row.reverse {
        direction: ltr;
    }

    .hero-text h1 {
        font-size: 2rem;
    }

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

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

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

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

    .section {
        padding: 3rem 0;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 1.75rem;
    }

    .value-prop h2,
    .section-header h2 {
        font-size: 1.5rem;
    }

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

    .hero-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}

/* Print Styles */
@media print {
    .header,
    .mobile-menu-btn {
        display: none;
    }

    .hero {
        padding-top: 2rem;
    }

    body {
        font-size: 12pt;
    }

    a {
        color: inherit;
        text-decoration: underline;
    }
}