/* CSS Variables */
:root {
    --color-background: #ffffff;
    --color-text: #333333;
    --color-accent: #0A2540;
    --color-highlight: #1ABC9C;
    --color-light-gray: #f5f5f5;
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Roboto', sans-serif;
    --container-padding: 1rem;
    --container-max-width: 1200px;
    --border-radius: 4px;
    --transition-speed: 0.3s;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Header */
header {
    background-color: var(--color-accent);
    color: var(--color-background);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.tagline {
    font-size: 0.9rem;
    opacity: 0.9;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

nav a {
    color: var(--color-background);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-speed);
}

nav a:hover {
    color: var(--color-highlight);
}

/* Hero Section */
#hero {
    padding: 8rem 0 4rem;
    background-color: var(--color-light-gray);
    text-align: center;
}

/* Sections */
section {
    padding: 4rem 0;
}

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

.category-card {
    background: var(--color-background);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform var(--transition-speed);
}

.category-card:hover {
    transform: translateY(-5px);
}

.category-card .icon {
    margin-bottom: 1rem;
}

/* Benefits List */
.benefits-list {
    list-style: none;
    margin-top: 2rem;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

/* Contact Form */
.form-group {
    margin-bottom: 1.5rem;
}

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

input,
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
}

textarea {
    min-height: 150px;
    resize: vertical;
}

button {
    background-color: var(--color-highlight);
    color: var(--color-background);
    padding: 0.75rem 2rem;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 500;
    transition: background-color var(--transition-speed);
}

button:hover {
    background-color: #15967d;
}

/* Form Status Messages */
.form-status {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 500;
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.form-status.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    opacity: 1;
}

.form-status.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    opacity: 1;
}

/* Disabled button state */
button:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

/* Footer */
footer {
    background-color: var(--color-accent);
    color: var(--color-background);
    padding: 2rem 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    text-align: center;
}

.footer-nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 1.5rem;
}

.footer-nav a {
    color: var(--color-background);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity var(--transition-speed);
}

.footer-nav a:hover {
    opacity: 1;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.social-links a {
    opacity: 0.8;
    transition: opacity var(--transition-speed);
}

.social-links a:hover {
    opacity: 1;
}

/* Responsive Design */
@media (min-width: 768px) {
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }

    .footer-nav ul {
        justify-content: flex-start;
    }

    .social-links {
        justify-content: flex-end;
    }
}

@media (max-width: 767px) {
    header .container {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }
}