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

:root {
    --primary-color: #1a5490;
    --secondary-color: #2c7bc2;
    --accent-color: #ff6b35;
    --dark-color: #1a1a1a;
    --light-color: #f5f5f5;
    --text-color: #333;
    --white: #ffffff;
    --gray: #666;
    --light-gray: #e0e0e0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
    cursor: default;
}

/* Custom cursor for interactive elements */
a, button, .btn, .service-card, .port-card, .mission-card, .feature-item, .info-item {
    cursor: pointer;
}

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

/* Navigation */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 0.7rem 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.2rem;
    transition: transform 0.3s ease;
}

.logo:hover h1 {
    transform: scale(1.05);
}

.logo p {
    font-size: 0.85rem;
    color: var(--gray);
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-menu a:hover::before,
.nav-menu a.active::before {
    width: 100%;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    transform-origin: center;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../slider-image.png') center/cover;
    opacity: 0.2;
    z-index: 1;
    animation: parallax 20s ease-in-out infinite;
}

@keyframes parallax {
    0%, 100% {
        transform: scale(1) translateY(0);
    }
    50% {
        transform: scale(1.1) translateY(-20px);
    }
}

.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: float 20s linear infinite;
    z-index: 1;
}

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

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1s 0.2s both;
}

.hero .btn {
    margin: 0 10px;
    animation: fadeInUp 1s 0.4s both;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: #e55a2b;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.5);
}

.btn-primary:active {
    transform: translateY(-1px) scale(1.02);
}

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

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

.btn-secondary:active {
    transform: translateY(-1px) scale(1.02);
}

/* Services Overview */
.services-overview {
    padding: 80px 0;
    background: var(--light-color);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 3rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }
.service-card:nth-child(4) { animation-delay: 0.4s; }
.service-card:nth-child(5) { animation-delay: 0.5s; }
.service-card:nth-child(6) { animation-delay: 0.6s; }

.service-card:hover {
    transform: translateY(-15px) scale(1.03);
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
}

.service-card:hover .service-icon {
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 10px 25px rgba(26, 84, 144, 0.4);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white);
    font-size: 2rem;
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    position: relative;
    overflow: hidden;
}

.service-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.service-card:hover .service-icon::before {
    width: 100%;
    height: 100%;
}

.service-image {
    width: 100%;
    height: 200px;
    margin-bottom: 1.5rem;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.4s ease;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-card:hover .service-image {
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

/* Why Choose Us */
.why-choose-us {
    padding: 80px 0;
    background: var(--white);
}

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

.content-text {
    opacity: 0;
    transform: translateX(-50px);
    animation: slideInLeft 0.8s ease forwards;
}

.content-image {
    opacity: 0;
    transform: translateX(50px);
    animation: slideInRight 0.8s ease forwards;
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.content-text h2 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.features-list {
    list-style: none;
    margin: 2rem 0;
}

.features-list li {
    padding: 0.8rem 0;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.features-list i {
    color: var(--accent-color);
    font-size: 1.2rem;
}

.content-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.content-image:hover img {
    transform: scale(1.05) rotate(1deg);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

/* Ports Coverage */
.ports-coverage {
    padding: 80px 0;
    background: var(--light-color);
}

.ports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.port-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    animation: fadeInUp 0.6s ease forwards;
}

.port-card:nth-child(1) { animation-delay: 0.2s; }
.port-card:nth-child(2) { animation-delay: 0.4s; }

.port-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
}

.port-card:hover i {
    transform: scale(1.2) rotate(10deg);
    color: var(--accent-color);
}

.port-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: all 0.4s ease;
    display: inline-block;
}

.port-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* About Content */
.about-content {
    padding: 80px 0;
}

.content-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

.mission-vision {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.mission-card {
    background: var(--light-color);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.mission-card:nth-child(1) { animation-delay: 0.1s; }
.mission-card:nth-child(2) { animation-delay: 0.2s; }
.mission-card:nth-child(3) { animation-delay: 0.3s; }

.mission-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    background: var(--white);
}

.mission-card:hover i {
    transform: scale(1.2) rotate(360deg);
    color: var(--accent-color);
}

.mission-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: all 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    display: inline-block;
}

.mission-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.why-choose-section {
    margin-top: 4rem;
}

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

.feature-item {
    text-align: center;
    padding: 1.5rem;
    transition: all 0.4s ease;
    border-radius: 10px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.feature-item:nth-child(1) { animation-delay: 0.1s; }
.feature-item:nth-child(2) { animation-delay: 0.2s; }
.feature-item:nth-child(3) { animation-delay: 0.3s; }
.feature-item:nth-child(4) { animation-delay: 0.4s; }
.feature-item:nth-child(5) { animation-delay: 0.5s; }
.feature-item:nth-child(6) { animation-delay: 0.6s; }

.feature-item:hover {
    background: var(--light-color);
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.feature-item:hover i {
    transform: scale(1.3) rotate(10deg);
    color: var(--accent-color);
}

.feature-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    display: inline-block;
}

.feature-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

/* Services Detail */
.services-detail {
    padding: 80px 0;
    background: var(--light-color);
}

.service-detail-card {
    background: var(--white);
    margin-bottom: 3rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(50px);
}

.service-detail-card.animate {
    opacity: 1;
    transform: translateY(0);
    animation: fadeInUp 0.8s ease forwards;
}

.service-detail-card:hover {
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
    transform: translateY(-5px);
}

.service-detail-card.reverse .service-detail-content {
    flex-direction: row-reverse;
}

.service-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

.service-detail-text {
    padding: 3rem;
}

.service-detail-text h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.service-detail-text h2 i {
    color: var(--accent-color);
}

.service-detail-text > p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.service-detail-text h4 {
    color: var(--primary-color);
    margin: 1.5rem 0 1rem;
    font-size: 1.2rem;
}

.service-detail-text ul {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

.service-detail-text li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.service-detail-image {
    overflow: hidden;
    background: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    display: block;
}

.service-detail-card:hover .service-detail-image img {
    transform: scale(1.1);
}

/* Ensure GIFs maintain aspect ratio */
.service-detail-image img[src$=".gif"] {
    object-fit: contain;
    background: var(--light-color);
}

/* Contact Section */
.contact-section {
    padding: 80px 0;
    background: var(--light-color);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

.contact-info h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 2rem;
}

.contact-info > p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.info-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.info-item:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.info-item:hover i {
    transform: scale(1.2) rotate(5deg);
    color: var(--accent-color);
}

.info-item i {
    font-size: 2rem;
    color: var(--primary-color);
    min-width: 40px;
    transition: all 0.3s ease;
}

.info-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.contact-form-wrapper {
    background: var(--white);
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.contact-form-wrapper h2 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--light-gray);
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
    border-color: var(--secondary-color);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(26, 84, 144, 0.2);
}

.form-group textarea {
    resize: vertical;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 5px;
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 60px 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* Footer */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 60px 0 20px;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-section p {
    color: #ccc;
    line-height: 1.8;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-section i {
    margin-right: 0.5rem;
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #333;
    color: #ccc;
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

@keyframes fadeOut {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(-10px);
    }
}

/* Scroll animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Loading animation */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Ripple effect for buttons */
.btn {
    position: relative;
    overflow: hidden;
}

.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Form focus animation */
.form-group.focused label {
    color: var(--primary-color);
    transform: translateY(-5px);
    font-size: 0.9rem;
}

.form-group label {
    transition: all 0.3s ease;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
    }

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

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

    .hero p {
        font-size: 1.1rem;
    }

    .content-wrapper {
        grid-template-columns: 1fr;
    }

    .service-detail-content {
        grid-template-columns: 1fr;
    }

    .service-detail-card.reverse .service-detail-content {
        flex-direction: column;
    }

    .service-detail-image {
        height: 300px;
    }

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

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

@media (max-width: 768px) {
    .hero {
        padding: 80px 0;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

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

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

    .mission-vision {
        grid-template-columns: 1fr;
    }

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

    .btn {
        display: block;
        width: 100%;
        margin: 10px 0;
        text-align: center;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 24px;
    }

    .whatsapp-float i {
        font-size: 26px;
    }

    .whatsapp-tooltip {
        display: none;
    }
}

/* Scroll progress bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    z-index: 9999;
    transition: width 0.1s ease;
}

/* Text selection styling */
::selection {
    background: var(--accent-color);
    color: var(--white);
}

::-moz-selection {
    background: var(--accent-color);
    color: var(--white);
}

/* Smooth transitions for interactive elements */
a, button, .btn, .service-card, .port-card, .mission-card, .feature-item, .info-item {
    transition: transform 0.3s ease, box-shadow 0.3s ease, color 0.3s ease, background-color 0.3s ease;
}

/* WhatsApp Contact Box */
.whatsapp-contact-box {
    margin-top: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, #25D366 0%, #20BA5A 100%);
    border-radius: 10px;
    text-align: center;
    color: var(--white);
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
}

.whatsapp-contact-box h3 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.whatsapp-contact-box h3 i {
    margin-right: 0.5rem;
    font-size: 1.8rem;
}

.whatsapp-contact-box > p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
}

.btn-whatsapp {
    background: var(--white);
    color: #25D366;
    border: 2px solid var(--white);
    margin-bottom: 1rem;
}

.btn-whatsapp:hover {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

.whatsapp-number {
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: 0.5rem;
    color: var(--white);
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    color: var(--white);
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    animation: float 3s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6);
    background: #20BA5A;
}

.whatsapp-float i {
    color: var(--white);
    font-size: 32px;
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--dark-color);
    color: var(--white);
    padding: 8px 15px;
    border-radius: 5px;
    font-size: 14px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--dark-color);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    right: 75px;
}

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