/* --- Global Styles & Variables --- */
:root {
    --primary-color: #004a99;
    /* A shade of blue */
    --secondary-color: #00bfff;
    /* Deep sky blue */
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --font-family-headings: 'Poppins', sans-serif;
    --font-family-body: 'Roboto', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-body);
    line-height: 1.6;
    background-color: #ffffff;
    color: var(--dark-color);
}

.container {
    max-width: 1100px;
    margin: auto;
    overflow: hidden;
    padding: 0 2rem;
}

h1,
h2,
h3 {
    font-family: var(--font-family-headings);
    font-weight: 600;
}

h1 {
    font-size: 3rem;
}

h2 {
    font-size: 2.5rem;
}

.section-title {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.section-subtitle {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem auto;
    font-size: 1.1rem;
    color: #555;
}

.content-section {
    padding: 6rem 0;
}

/* --- Navigation Bar --- */
.navbar {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.nav-logo img {
    height: 50px;
}

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

.nav-item {
    margin-left: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--primary-color);
    font-family: var(--font-family-headings);
    font-weight: 600;
    font-size: 1rem;
    position: relative;
    padding-bottom: 5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--primary-color);
    transition: all 0.3s ease-in-out;
}

/* --- Hero Section --- */
.hero-section {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('bg.jpg') no-repeat center center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: #fff;
    padding: 0 1rem;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    background: var(--secondary-color);
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.btn:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

/* --- About Section --- */
.about-section {
    background: #f9f9f9;
}

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

.about-text p {
    margin-bottom: 1rem;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

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

.service-card {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

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

.service-card ul {
    list-style-type: none;
    padding-left: 0;
}

.service-card ul li {
    margin-bottom: 0.5rem;
}

.service-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1rem;
}

/* --- Clients Section --- */
.clients-section {
    background: var(--light-color);
}

.clients-logo-container {
    text-align: center;
}

.clients-logo-container img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}

/* --- Contact Section --- */
.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    background: #fff;
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.contact-form-container input,
.contact-form-container textarea {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
}

.contact-form-container button {
    width: 100%;
    border: none;
    cursor: pointer;
}

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

.contact-info ul {
    list-style: none;
}

.contact-info a {
    color: var(--secondary-color);
    text-decoration: none;
}

.contact-info a:hover {
    text-decoration: underline;
}

/* --- Footer --- */
footer {
    background: var(--dark-color);
    color: #fff;
    text-align: center;
    padding: 2rem 0;
}


/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    /* distance from bottom */
    right: 20px;
    /* distance from right */
    z-index: 999;
    /* stay above everything */
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.whatsapp-float img {
    width: 35px;
    height: 35px;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}



/* --- Animations --- */
.fade-in {
    animation: fadeIn 1s ease-in forwards;
    opacity: 0;
}

.fade-in-delay {
    animation: fadeIn 1s 0.5s ease-in forwards;
    opacity: 0;
}

.fade-in-delay-2 {
    animation: fadeIn 1s 1s ease-in forwards;
    opacity: 0;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Mobile Responsiveness --- */
@media(max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: #fff;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    }

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

    .nav-item {
        margin: 1.5rem 0;
    }

    .hamburger {
        display: block;
    }

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

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1.2rem;
    }

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