/* Modern Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    /* Color Palette - Deep Blues/Greens for Trust & Community */
    --primary-color: #0f4c75;
    /* Deep Blue */
    --secondary-color: #3282b8;
    /* Lighter Blue */
    --accent-color: #bbe1fa;
    /* Very Light Blue */
    --text-color: #1b262c;
    /* Dark Charcoal */
    --bg-color: #f8f9fa;
    /* Off-white */
    --white: #ffffff;
    --success-color: #28a745;

    /* Typography */
    --font-main: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;

    /* Spacing */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

/* Header & Nav */
header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 110px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 90px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-color);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Mobile Nav */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 110px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        padding: var(--spacing-lg) 0;
        box-shadow: var(--shadow-md);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(15, 76, 117, 0.9), rgba(15, 76, 117, 0.8)), url('images/FHIRDeptHero.jpg');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 150px 0 100px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* Features Section */
.features {
    padding: var(--spacing-xl) 0;
    background-color: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--bg-color);
    padding: var(--spacing-lg);
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature-card i {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-md);
}

.feature-card h3 {
    margin-bottom: var(--spacing-sm);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    margin-top: auto;
}

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

.footer-section h3 {
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: var(--accent-color);
}

/* Contact Page Styles */
.contact-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
}

.contact-info {
    padding-right: 2rem;
}

.contact-heading {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.contact-description {
    margin-bottom: 1rem;
}

.contact-details {
    margin-top: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.contact-icon {
    color: var(--secondary-color);
    width: 30px;
    font-size: 1.2rem;
}

.contact-link {
    text-decoration: none;
    color: inherit;
}

.contact-form-container {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

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

.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: var(--font-main);
    transition: border-color 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
}

.form-input.error,
.form-textarea.error {
    border-color: #dc3545;
}

.form-error {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

.form-error.show {
    display: block;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-info {
        padding-right: 0;
        margin-bottom: 2rem;
    }
}

/* About Page Styles */
.about-section a {
    color: var(--secondary-color);
    text-decoration: underline;
    font-weight: 500;
    transition: color 0.3s ease;
}

.about-section a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}