/* Style Option 4: Tech / Consulting Inspired */

/* General Styles */
body {
    font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif; /* Clean, modern sans-serif */
    line-height: 1.6;
    margin: 0;
    padding: 0;
    color: #333d47; /* Dark grey-blue text */
    background-color: #ffffff; /* White background */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 90%;
    max-width: 1200px; /* Wider container */
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif; /* Consistent font */
    color: #1a2b3c; /* Very dark blue */
    font-weight: 700; /* Bold headings */
}

h1 {
    font-size: 2.8em; /* Slightly smaller than modern */
    margin-bottom: 0.5em;
    line-height: 1.2;
}

h2 {
    font-size: 2.1em;
    margin-bottom: 1.2em;
    text-align: left; /* Align section headers left */
    padding-bottom: 0.4em;
    border-bottom: 2px solid #005f73; /* Muted teal/blue accent */
    color: #1a2b3c;
}

h3 {
    font-size: 1.4em; /* Smaller subheadings */
    color: #005f73; /* Teal/blue accent */
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    font-weight: 600; /* Semi-bold */
}

p {
    margin-bottom: 1.1em;
    font-size: 1rem;
    color: #4a5568; /* Medium grey text */
}

a {
    color: #007a8c; /* Slightly brighter teal/blue */
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #005f73; /* Darker teal/blue hover */
    text-decoration: none;
}

ul {
    list-style: none;
    padding-left: 0;
}
ul li {
    margin-bottom: 0.6em;
    position: relative;
    padding-left: 22px;
}
ul li::before {
    content: '•'; /* Simple dot bullet */
    position: absolute;
    left: 0;
    color: #007a8c; /* Teal/blue bullet */
    font-size: 1.2em;
    line-height: 1;
    top: 4px;
}


/* Header */
header {
    background-color: #ffffff; /* White header */
    color: #1a2b3c;
    padding: 1em 0;
    position: sticky;
    top: 0; /* Adjusted by inline style in HTML for switcher */
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08); /* Very subtle shadow */
    border-bottom: 1px solid #e2e8f0; /* Light border */
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header .logo {
    font-family: 'Inter', sans-serif;
    font-size: 1.6em;
    font-weight: 700;
    color: #1a2b3c;
}

header nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

header nav ul li {
    margin-left: 25px;
    padding-left: 0; /* Override */
}
header nav ul li::before {
    content: none; /* Override */
}

header nav ul li a {
    color: #4a5568; /* Medium grey nav links */
    font-weight: 500; /* Medium weight */
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

header nav ul li a:hover {
    color: #005f73; /* Teal/blue hover */
    text-decoration: none;
}

/* Hero Section */
#hero {
    background-color: #f7fafc; /* Very light grey-blue */
    color: #1a2b3c;
    text-align: center;
    padding: 6em 0;
    border-bottom: 1px solid #e2e8f0;
    /* Optional: Subtle pattern or gradient */
    /* background-image: linear-gradient(to bottom, #f7fafc, #edf2f7); */
}

#hero h1 {
    color: #1a2b3c;
}

#hero .subtitle {
    font-size: 1.2em;
    margin-bottom: 1.8em;
    color: #4a5568;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    background-color: #007a8c; /* Teal/blue */
    color: #fff;
    padding: 10px 25px;
    border-radius: 6px; /* Slightly rounded */
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    transition: background-color 0.3s ease, box-shadow 0.2s ease;
    box-shadow: 0 3px 6px rgba(0, 122, 140, 0.2);
}

.cta-button:hover {
    background-color: #005f73; /* Darker teal/blue */
    text-decoration: none;
    box-shadow: 0 5px 10px rgba(0, 122, 140, 0.3);
}

/* Sections */
section {
    padding: 4.5em 0;
    border-bottom: 1px solid #e2e8f0; /* Light separator */
}
section:last-of-type {
    border-bottom: none;
}

#about {
    background-color: #ffffff; /* White */
}

#services {
    background-color: #f7fafc; /* Light grey-blue */
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 2.5em;
}

.service-item {
    background-color: #ffffff;
    padding: 2em;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06); /* Subtle card shadow */
    border: 1px solid #e2e8f0;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: left;
}

.service-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 7px 18px rgba(0, 0, 0, 0.08);
}

.service-item img {
    border-radius: 6px;
    max-width: 100%;
    height: 200px;
    object-fit: cover;
    margin-bottom: 1.5em;
    display: block;
}

.service-item h3 {
    margin-top: 0;
    font-size: 1.3em; /* Consistent with H3 style */
}

/* Contact Section */
#contact {
    background-color: #edf2f7; /* Slightly darker grey-blue */
    text-align: center;
    padding: 5em 0;
}

#contact h2 {
    text-align: center; /* Center contact header */
    border-bottom-color: #005f73; /* Teal/blue accent */
}

.contact-email {
    text-align: center;
    font-size: 1.2em;
    margin-top: 1.5em;
    color: #2d3748; /* Darker grey for emphasis */
}

.contact-email a {
    color: #005f73;
    font-weight: 600; /* Semi-bold email */
}
.contact-email a:hover {
    color: #007a8c;
}

/* Contact Form Styles */
.contact-form-wrapper {
    max-width: 600px;
    margin: 2.5em auto;
    background-color: #f8fafc;
    border-radius: 6px;
    padding: 2em;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
}

#contact form {
    text-align: left;
}

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

#contact form label {
    display: block;
    margin-bottom: 0.5em;
    font-size: 0.9rem;
    color: #4a5568;
    font-weight: 500;
    font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif;
}

#contact form input,
#contact form textarea {
    width: 100%;
    padding: 0.8em;
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    color: #1a2b3c;
    font-size: 0.95rem;
    font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif;
    transition: all 0.2s ease;
}

#contact form input::placeholder,
#contact form textarea::placeholder {
    color: #a0aec0;
    font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif;
}

#contact form input:focus,
#contact form textarea:focus {
    outline: none;
    border-color: #005f73;
    box-shadow: 0 0 0 2px rgba(0, 95, 115, 0.1);
}

#contact form button {
    width: 100%;
    font-size: 1rem;
    padding: 0.8em;
    font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif;
}

#result {
    text-align: center;
    margin-top: 1em;
    font-weight: 500;
    font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif;
}

.text-green-500 {
    color: #10B981;
}

.text-red-500 {
    color: #EF4444;
}

/* Footer */
footer {
    background-color: #1a2b3c; /* Dark blue footer */
    color: #a0aec0; /* Light grey text */
    text-align: center;
    padding: 2em 0;
    margin-top: 0; /* Remove margin as last section has padding */
    font-size: 0.9rem;
}

footer p {
    margin: 0;
    color: #a0aec0;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        text-align: center;
    }

    header nav ul {
        margin-top: 1em;
        flex-direction: column;
    }

    header nav ul li {
        margin: 0.5em 0;
    }

    h1 {
        font-size: 2.2em;
    }

    h2 {
        font-size: 1.8em;
        text-align: center; /* Center headers on mobile */
    }

    #hero {
        padding: 5em 0;
    }

    section {
        padding: 3.5em 0;
    }

    .service-item {
        text-align: center; /* Center service items on mobile */
    }
    .service-item h3 {
         text-align: center;
    }
}