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

:root {
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-secondary: #64748b;
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-background: #ffffff;
    --color-background-alt: #f8fafc;
    --color-border: #e2e8f0;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --container-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --border-radius: 8px;
    --transition: 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }

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

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition);
}

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

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

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

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

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

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

.nav-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}

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

.nav-links a {
    color: var(--color-text);
    font-weight: 500;
}

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

.nav-links-login {
    display: none;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-login {
    padding: 0.625rem 1.25rem;
    margin-left: var(--spacing-sm);
}

/* Hero Section */
.hero {
    padding: calc(var(--spacing-xl) + 60px) 0 var(--spacing-xl);
    background: linear-gradient(135deg, var(--color-background) 0%, var(--color-background-alt) 100%);
    text-align: center;
}

.hero h1 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* Social Proof */
.social-proof {
    padding: var(--spacing-md) 0;
    background-color: var(--color-background-alt);
    border-bottom: 1px solid var(--color-border);
}

.social-proof-text {
    text-align: center;
    color: var(--color-text-light);
    font-size: 1rem;
    font-weight: 500;
}

/* Fleet Showcase */
.fleet-showcase {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background);
}

.fleet-showcase h2 {
    text-align: center;
    margin-bottom: var(--spacing-xs);
}

.fleet-showcase-subtitle {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    font-size: 1.125rem;
}

.fleet-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-sm);
}

.fleet-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    aspect-ratio: 1;
}

.fleet-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.fleet-item:hover img {
    transform: scale(1.05);
}

.fleet-item span {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-xs);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
}

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

.features h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

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

.feature-card {
    padding: var(--spacing-md);
    background-color: var(--color-background-alt);
    border-radius: var(--border-radius);
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-sm);
    background-color: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.feature-card h3 {
    margin-bottom: var(--spacing-xs);
}

.feature-card p {
    color: var(--color-text-light);
}

.feature-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
}

.feature-image-contain {
    object-fit: contain;
    background-color: #f1f5f9;
}

/* Why Section */
.why-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background-alt);
}

.why-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.why-card {
    padding: var(--spacing-md);
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
}

.why-card h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.why-card p {
    color: var(--color-text-light);
    margin: 0;
}

/* IoT Section */
.iot-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background);
}

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

.iot-text h2 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.iot-text > p {
    color: var(--color-text-light);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

.iot-list {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.iot-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-md);
    border-left: 3px solid var(--color-primary);
    margin-bottom: var(--spacing-sm);
    background-color: var(--color-background-alt);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.iot-list li strong {
    color: var(--color-text);
    display: block;
    margin-bottom: 0.25rem;
}

.iot-cta-text {
    font-size: 1.125rem;
    color: var(--color-text);
    font-weight: 500;
    padding: var(--spacing-sm);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    text-align: center;
    color: white;
}

.cta-section h2 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.cta-section .btn-primary:hover {
    background-color: var(--color-background-alt);
    color: var(--color-primary-dark);
}

/* About Section */
.about {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-background-alt);
}

.about h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.about p {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: var(--color-text-light);
    font-size: 1.125rem;
}

/* Contact Section */
.contact {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
}

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

.contact-info {
    color: white;
}

.contact-info h2 {
    color: white;
    margin-bottom: var(--spacing-sm);
    font-size: 2.5rem;
}

.contact-info > p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.contact-benefits {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.contact-benefits li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.0625rem;
}

.benefit-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background-color: var(--color-primary);
    color: white;
    border-radius: 50%;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.contact-trust {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-trust p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-form-wrapper {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.contact-form {
    max-width: 100%;
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem;
    font-size: 1rem;
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: border-color var(--transition), box-shadow var(--transition);
    background-color: var(--color-background);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.contact-form .btn {
    width: 100%;
    margin-top: var(--spacing-sm);
    padding: 1rem 1.75rem;
}

/* Footer */
.footer {
    padding: var(--spacing-lg) 0 var(--spacing-md);
    background-color: var(--color-text);
    color: white;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h3 {
    margin-bottom: var(--spacing-xs);
}

.footer-brand p {
    color: var(--color-text-light);
    margin: 0;
}

.footer-location {
    margin-top: var(--spacing-xs);
    font-size: 0.875rem;
}

.footer-email {
    display: inline-block;
    margin-top: var(--spacing-xs);
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

.footer-email:hover {
    color: white;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
}

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

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

.footer-bottom p {
    color: var(--color-text-light);
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--color-background);
        padding: var(--spacing-sm);
        border-bottom: 1px solid var(--color-border);
        gap: 0;
    }

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

    .nav-links li {
        padding: var(--spacing-sm) 0;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-links li:last-child {
        border-bottom: none;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-login {
        display: none;
    }

    .nav-links-login {
        display: block;
    }

    .nav-links-login a {
        color: var(--color-primary);
        font-weight: 600;
    }

    .hero {
        padding: calc(var(--spacing-lg) + 60px) 0 var(--spacing-lg);
    }

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

    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }

    .fleet-grid {
        grid-template-columns: repeat(4, 1fr);
    }

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

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

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

    .contact-info h2 {
        font-size: 2rem;
    }

    .contact-benefits li {
        justify-content: center;
    }

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

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

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .fleet-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}