/* ==========================================================================
   CSS Variables & Reset
   ========================================================================== */
   :root {
    /* Color Palette - Logistics Theme (Blue & Orange) */
    --primary: #0f3c8a;         /* Deep Trust Blue */
    --primary-light: #2c64c3;
    --secondary: #f05a28;       /* Fast Orange */
    --secondary-hover: #d14a1c;
    --dark: #121826;
    --light: #f8fafc;
    --white: #ffffff;
    --text-main: #334155;
    --text-muted: #64748b;
    --border: #e2e8f0;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Transitions & Shadows */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 25px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-hover: 0 20px 25px -5px rgba(15, 60, 138, 0.15), 0 10px 10px -5px rgba(15, 60, 138, 0.04);
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--dark);
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.bg-light { background-color: var(--light); }
.bg-dark { background-color: var(--dark); }
.text-center { text-align: center; }
.text-white h2, .text-white p { color: var(--white); }

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
.section-subtitle {
    display: inline-block;
    color: var(--secondary);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 50px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-family: var(--font-heading);
}

.btn-primary {
    background-color: var(--secondary);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(240, 90, 40, 0.3);
}

.btn-primary:hover {
    background-color: var(--secondary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(240, 90, 40, 0.4);
}

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

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

.btn-outline {
    border-color: var(--white);
    color: var(--white);
}

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

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

.btn-large {
    padding: 16px 36px;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.header.scrolled {
    padding: 10px 0;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    transition: var(--transition);
}

.header.scrolled .nav-container {
    height: 70px;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--secondary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a:not(.btn) {
    font-weight: 500;
    color: var(--text-main);
    position: relative;
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary);
    transition: var(--transition);
}

.nav-links a:not(.btn):hover {
    color: var(--primary);
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--dark);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-image: url('https://images.unsplash.com/photo-1586528116311-ad8ed7c80a71?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 60, 138, 0.9) 0%, rgba(18, 24, 38, 0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 100%;
}

.hero-text {
    max-width: 800px;
    margin-bottom: 60px;
}

.hero h1 {
    font-size: 4rem;
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Tracking Widget */
.tracking-widget {
    background-color: var(--white);
    padding: 30px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 600px;
}

.tracking-widget h3 {
    margin-bottom: 20px;
    font-size: 1.25rem;
}

.tracking-form {
    display: flex;
    gap: 16px;
}

.input-group {
    position: relative;
    flex: 1;
}

.input-group i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.input-group input {
    width: 100%;
    padding: 16px 16px 16px 48px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

.input-group input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(15, 60, 138, 0.1);
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background-color: var(--secondary);
    color: var(--white);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(240, 90, 40, 0.3);
    text-align: center;
    border: 4px solid var(--white);
}

.experience-badge .number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    line-height: 1;
    margin-bottom: 5px;
}

.experience-badge .text {
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
}

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.about-content p {
    color: var(--text-muted);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.about-list {
    margin-top: 30px;
}

.about-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-weight: 500;
    font-size: 1.1rem;
}

.about-list i {
    color: var(--secondary);
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: transparent;
}

.icon-wrapper {
    width: 70px;
    height: 70px;
    background-color: rgba(15, 60, 138, 0.05);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--primary);
    transition: var(--transition);
}

.service-card:hover .icon-wrapper {
    background-color: var(--primary);
    color: var(--white);
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.service-card p {
    color: var(--text-muted);
}

/* ==========================================================================
   Features / Why Choose Us
   ========================================================================== */
.features-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.features-content h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.features-content > p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.feature-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background-color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary);
    box-shadow: var(--shadow-md);
}

.feature-text h4 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

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

.features-image img {
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

/* ==========================================================================
   Process Section
   ========================================================================== */
.process {
    background-image: linear-gradient(rgba(18, 24, 38, 0.9), rgba(18, 24, 38, 0.9)), url('https://images.unsplash.com/photo-1578575437130-527eed3abbec?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-attachment: fixed;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    position: relative;
}

/* Connector Line */
.process-steps::before {
    content: '';
    position: absolute;
    top: 50px;
    left: 50px;
    right: 50px;
    height: 2px;
    background: rgba(255,255,255,0.1);
    z-index: 1;
}

@media (max-width: 992px) {
    .process-steps::before { display: none; }
}

.step {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 30px 20px;
    background: rgba(255,255,255,0.05);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    transition: var(--transition);
}

.step:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-5px);
}

.step-number {
    position: absolute;
    top: -15px;
    right: -15px;
    font-size: 4rem;
    font-weight: 800;
    color: rgba(255,255,255,0.05);
    font-family: var(--font-heading);
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background-color: var(--secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: 0 0 0 10px rgba(240, 90, 40, 0.2);
}

.step h3 {
    color: var(--white);
    margin-bottom: 12px;
}

.step p {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
}

/* ==========================================================================
   Testimonials
   ========================================================================== */
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background-color: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
}

.stars {
    color: #fbbf24;
    margin-bottom: 20px;
    display: flex;
    gap: 4px;
}

.quote {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-main);
    margin-bottom: 30px;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.client-info img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.client-info h4 {
    margin-bottom: 4px;
}

.client-info span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    padding: 80px 0;
}

.cta-section h2 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.info-card {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.icon-box {
    width: 50px;
    height: 50px;
    background-color: rgba(15, 60, 138, 0.1);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-card h4 {
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.info-card p {
    color: var(--text-muted);
}

.contact-form-container {
    background-color: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 500;
    color: var(--dark);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(15, 60, 138, 0.1);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: #0b1120;
    color: var(--white);
    padding: 80px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-about .logo h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.footer-about p {
    color: rgba(255,255,255,0.6);
    margin-bottom: 24px;
    max-width: 300px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--secondary);
    transform: translateY(-3px);
}

.footer-links h3, .footer-newsletter h3 {
    color: var(--white);
    margin-bottom: 24px;
    font-size: 1.2rem;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
}

.footer-links a:hover {
    color: var(--secondary);
    padding-left: 5px;
}

.footer-newsletter p {
    color: rgba(255,255,255,0.6);
    margin-bottom: 16px;
}

.newsletter-form {
    display: flex;
    gap: 8px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 16px;
    border-radius: 8px;
    border: none;
    outline: none;
}

.newsletter-form button {
    padding: 12px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

.footer-bottom-links {
    display: flex;
    gap: 20px;
}

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

/* ==========================================================================
   Animations
   ========================================================================== */
.animate-fade-up {
    animation: fadeUp 1s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
    transform: translateY(30px);
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll Reveal Classes */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal.right { transform: translateX(50px); }
.reveal.left { transform: translateX(-50px); }
.reveal.right.active, .reveal.left.active { transform: translateX(0); }

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 1024px) {
    .hero h1 { font-size: 3.5rem; }
    .about-container { gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--white);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition);
        padding: 40px;
    }

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

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

    .hero h1 { font-size: 2.5rem; }
    .hero p { font-size: 1.1rem; }
    
    .tracking-form { flex-direction: column; }
    
    .about-container, .features-wrapper, .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .about-image { margin-bottom: 40px; }
    .experience-badge { bottom: -20px; right: 20px; padding: 20px; }

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

    .cta-buttons { flex-direction: column; }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}