/* General Styling */
:root {
    --primary-red: #E74C3C; /* Vibrant Red */
    --primary-blue: #3498DB; /* Sky Blue */
    --primary-purple: #9B59B6; /* Deep Purple */
    --accent-color: var(--primary-red); /* Main accent for buttons/hovers */

    --text-dark: #333;
    --text-light: #f4f4f4;
    --bg-light: #f9f9f9;
    --bg-dark: #2c3e50; /* Darker background/text */
    --border-color: #ddd;

    --header-height-desktop: 180px; /* Adjust based on logo height + padding */
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #fff;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    color: var(--bg-dark);
    margin-bottom: 0.8em;
    line-height: 1.2;
}

h1 {
    font-size: 3.5em;
}

h2 {
    font-size: 2.5em;
    text-align: center;
    margin-bottom: 1.5em;
}

h3 {
    font-size: 1.8em;
}

p {
    margin-bottom: 1em;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.btn {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--text-light);
    padding: 12px 25px;
    border: none;
    border-radius: 30px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn:hover {
    background-color: var(--primary-purple);
    transform: translateY(-2px);
}

.section-padding {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

.section-summary {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3em auto;
    font-size: 1.15em;
    color: #555;
}

/* Header & Navigation */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    max-width: 1200px;
    margin: 0 auto;
    min-height: var(--header-height-desktop);
}

.navbar .logo img {
    height: 150px; /* Specific height for the logo */
    vertical-align: middle;
}

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

.nav-menu li {
    margin-left: 30px;
}

.nav-menu a {
    color: var(--bg-dark);
    font-weight: 600;
    font-size: 1.1em;
    padding: 8px 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0%;
    height: 3px;
    display: block;
    margin-top: 5px;
    right: 0;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
    left: 0;
    background: var(--primary-purple);
}

.nav-toggle {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    font-size: 2em;
    color: var(--bg-dark);
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 80vh;
    background: url('hero-800x400.png') no-repeat center center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-light);
    min-height: 500px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 20px;
}

.hero-content h1 {
    font-size: 4.5em;
    margin-bottom: 0.2em;
    color: var(--text-light);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
}

.hero-content p {
    font-size: 1.8em;
    margin-bottom: 1.5em;
    font-weight: 300;
    color: var(--text-light);
    text-shadow: 1px 1px 3px rgba(0,0,0,0.6);
}

/* About Us Section */
.about-details {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    margin-top: 3em;
}

.about-details p {
    flex: 1 1 45%;
    max-width: 500px;
    font-size: 1.05em;
    line-height: 1.7;
    text-align: left;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 3em;
}

.service-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.service-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.service-item i {
    font-size: 3.5em;
    color: var(--accent-color);
    margin-bottom: 20px;
    transition: color 0.3s ease;
}

.service-item:hover i {
    color: var(--primary-purple);
}

.service-item h3 {
    color: var(--bg-dark);
    margin-bottom: 15px;
    font-size: 1.6em;
}

.service-item p {
    font-size: 0.95em;
    color: #666;
}

/* Contact Section */
.contact-details {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    margin-top: 3em;
}

.contact-info, .social-media {
    flex: 1 1 45%;
    min-width: 300px;
    padding: 30px;
    background-color: var(--bg-light);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.contact-info p {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 1.1em;
}

.contact-info i {
    color: var(--primary-blue);
    margin-right: 15px;
    font-size: 1.4em;
}

.contact-info a {
    color: var(--bg-dark);
}

.contact-info a:hover {
    color: var(--accent-color);
}

.social-media {
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.social-media a {
    font-size: 2.5em;
    margin: 10px 15px;
    color: var(--primary-blue);
    transition: color 0.3s ease, transform 0.2s ease;
}

.social-media a:hover {
    color: var(--primary-purple);
    transform: translateY(-5px);
}

/* Contact Form */
.contact-form {
    max-width: 700px;
    margin: 3em auto 0 auto;
    background-color: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--bg-dark);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1em;
    font-family: 'Open Sans', sans-serif;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
    outline: none;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .btn {
    width: auto;
    padding: 12px 30px;
    float: right;
}

/* Footer */
footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    text-align: center;
    padding: 40px 20px;
    font-size: 0.9em;
}

footer p {
    margin-bottom: 10px;
}

footer a {
    color: var(--primary-blue);
}

footer a:hover {
    color: var(--accent-color);
}

/* Mobile Responsiveness */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 3.8em;
    }
    .hero-content p {
        font-size: 1.6em;
    }
    h2 {
        font-size: 2em;
    }
    .nav-menu li {
        margin-left: 20px;
    }
    .navbar .logo img {
        height: 120px;
    }
    .navbar {
        min-height: 150px;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 3em;
    }
    h2 {
        font-size: 2em;
        margin-bottom: 1em;
    }
    .section-padding {
        padding: 60px 0;
    }
    .navbar {
        flex-wrap: wrap;
        min-height: auto;
        padding: 15px 20px;
    }
    .navbar .logo {
        order: 1;
        width: auto; /* Allow logo to take natural width */
        flex-grow: 1; /* Allow logo to take available space */
    }
    .navbar .logo img {
        height: 100px; /* Smaller logo on mobile */
    }
    .nav-toggle {
        display: block;
        order: 2;
    }
    .nav-menu {
        flex-direction: column;
        width: 100%;
        text-align: center;
        background-color: #fff;
        position: absolute;
        top: var(--header-height-desktop); /* Position below header */
        left: 0;
        padding: 20px 0;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        transform: translateY(-150%);
        transition: transform 0.4s ease-out;
        z-index: 999;
    }
    .nav-menu.active {
        transform: translateY(0%);
        top: calc(100px + 30px); /* Logo height + padding for header + some gap */
    }
    .nav-menu li {
        margin: 0;
        padding: 10px 0;
    }
    .nav-menu a {
        padding: 10px 20px;
        display: block;
    }
    .nav-menu a::after {
        margin: 5px auto 0 auto; /* Center underline on mobile */
    }

    .hero-section {
        height: 60vh;
        min-height: 400px;
    }
    .hero-content h1 {
        font-size: 3em;
    }
    .hero-content p {
        font-size: 1.3em;
    }
    
    .about-details p {
        flex: 1 1 100%;
        text-align: center;
        max-width: 100%;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }

    .contact-details {
        flex-direction: column;
        align-items: center;
    }
    .contact-info, .social-media {
        flex: 1 1 100%;
        max-width: 500px; /* Constrain width for better readability */
    }

    .contact-form {
        padding: 30px;
    }
    .contact-form .btn {
        width: 100%;
        float: none;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2.5em;
    }
    h2 {
        font-size: 1.8em;
    }
    .hero-content p {
        font-size: 1.1em;
    }
    .btn {
        padding: 10px 20px;
        font-size: 1em;
    }
    .section-padding {
        padding: 40px 0;
    }
    .navbar .logo img {
        height: 80px;
    }
    .nav-menu.active {
        top: calc(80px + 30px); /* Adjust top for smaller logo */
    }
    .contact-info p,
    .social-media a {
        font-size: 1em; /* Smaller font for contact details */
    }
    .social-media a {
        font-size: 2em;
    }
    .form-group label, .form-group input, .form-group textarea {
        font-size: 0.95em;
    }
    .contact-form .btn {
        padding: 10px 20px;
    }
}