/* ==========================================================================
   CARGO FOCUS INTERNATIONAL - STYLES
   ========================================================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

header {
    background: linear-gradient(135deg, #1a3a52 0%, #2c5aa0 100%);
    color: white;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin: 0;
}

.logo .tagline {
    font-size: 0.8rem;
    margin-top: 0.2rem;
    opacity: 0.9;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 4px;
}

.nav-links a:hover {
    background-color: rgba(255, 255, 255, 0.2);
    opacity: 1;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero {
    background: linear-gradient(135deg, #2c5aa0 0%, #1a3a52 100%);
    color: white;
    padding: 6rem 0;
    text-align: left;
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.hero-text {
    flex: 1;
}

.hero-text h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInDown 0.8s ease;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-description {
    font-size: 1.2rem;
    margin: 0 0 2rem 0;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-image {
    flex: 1;
    text-align: center;
    animation: fadeInRight 0.8s ease 0.3s backwards;
}

.hero-img {
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    margin: 0 auto;
    transition: opacity 0.35s ease;
}

.hero-img.is-fading {
    opacity: 0;
}

.cta-button {
    display: inline-block;
    background-color: #ff6b35;
    color: white;
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.cta-button:hover {
    background-color: #ff5722;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.6);
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */

.about {
    padding: 4rem 0;
    background-color: white;
}

.about h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #1a3a52;
    position: relative;
    padding-bottom: 1rem;
}

.about h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: #ff6b35;
    border-radius: 2px;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text h3 {
    font-size: 1.5rem;
    color: #2c5aa0;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: #555;
}

.mission-list {
    list-style: none;
    margin: 1.5rem 0;
}

.mission-list li {
    padding: 0.8rem 0;
    padding-left: 2rem;
    position: relative;
    color: #555;
}

.mission-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #ff6b35;
    font-weight: bold;
    font-size: 1.2rem;
}

.highlight-box {
    background: linear-gradient(135deg, #1a3a52 0%, #2c5aa0 100%);
    color: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(26, 58, 82, 0.2);
}

.highlight-box h4 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #ff6b35;
}

.highlight-box ul {
    list-style: none;
}

.highlight-box ul li {
    padding: 0.7rem 0;
    font-size: 1.05rem;
}

/* ==========================================================================
   SERVICES SECTION
   ========================================================================== */

.services {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.services h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: #1a3a52;
    position: relative;
    padding-bottom: 1rem;
}

.services h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: #ff6b35;
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.service-card h3 {
    font-size: 1.4rem;
    color: #2c5aa0;
    margin-bottom: 1rem;
    min-height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-card p {
    color: #666;
    line-height: 1.8;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */

.contact {
    padding: 4rem 0;
    background-color: white;
}

.contact h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: #1a3a52;
    position: relative;
    padding-bottom: 1rem;
}

.contact h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: #ff6b35;
    border-radius: 2px;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.info-item h4 {
    color: #2c5aa0;
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
}

.info-item p {
    color: #666;
    line-height: 1.6;
}

.contact-form {
    display: grid;
    gap: 1.5rem;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #2c5aa0;
    background-color: #f0f6ff;
}

.submit-btn {
    background-color: #ff6b35;
    color: white;
    padding: 1rem;
    border: none;
    border-radius: 5px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background-color: #ff5722;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

footer {
    background: linear-gradient(135deg, #1a3a52 0%, #2c5aa0 100%);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #ff6b35;
}

.footer-section p {
    line-height: 1.8;
    opacity: 0.9;
}

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

.footer-section ul li {
    margin-bottom: 0.7rem;
}

.footer-section a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-section a:hover {
    opacity: 1;
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 2rem;
    text-align: center;
    opacity: 0.8;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */

@media (max-width: 768px) {
    .navbar-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .logo h1 {
        font-size: 1.5rem;
    }

    .nav-links {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-links a {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }

    .hero-content h2 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .about h2,
    .services h2,
    .contact h2 {
        font-size: 2rem;
    }

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

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

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

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .logo h1 {
        font-size: 1.3rem;
        letter-spacing: 1px;
    }

    .nav-links {
        flex-direction: column;
        gap: 0.5rem;
    }

    .hero {
        padding: 4rem 0;
    }

    .hero-content h2 {
        font-size: 1.5rem;
    }

    .hero-content {
        flex-direction: column;
        gap: 2rem;
    }

    .hero-text {
        text-align: center;
    }

    .hero-image {
        text-align: center;
    }

    .hero-img {
        width: 100%;
        max-width: 100%;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .about h2,
    .services h2,
    .contact h2 {
        font-size: 1.5rem;
    }

    .about-text h3 {
        font-size: 1.2rem;
    }

    .service-card {
        padding: 1.5rem;
    }

    .service-icon {
        font-size: 2.5rem;
    }

    .service-card h3 {
        font-size: 1.1rem;
    }

    .contact-form input,
    .contact-form textarea {
        padding: 0.8rem;
        font-size: 0.95rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-section h4 {
        margin-top: 1rem;
    }

    .footer-section:first-child h4 {
        margin-top: 0;
    }
}