/* Simple Black and White Theme for centrexIT QBO */
:root {
    --bg-black: #000000;
    --text-white: #ffffff;
    --border-gray: #333333;
    --hover-gray: #1a1a1a;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text-white);
    background-color: var(--bg-black);
}

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

/* Header */
header {
    background-color: var(--bg-black);
    border-bottom: 1px solid var(--border-gray);
    padding: 1rem 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

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

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo h1 {
    color: var(--text-white);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 0.2rem;
}

.logo .tagline {
    color: var(--text-white);
    font-size: 0.85rem;
    font-weight: 300;
    opacity: 0.7;
}

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

nav a {
    text-decoration: none;
    color: var(--text-white);
    font-weight: 400;
    padding: 0.5rem 1rem;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

nav a:hover {
    border-color: var(--text-white);
}

nav a.active {
    border-color: var(--text-white);
}

/* Main Content */
main {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 3rem 0;
    border-bottom: 1px solid var(--border-gray);
    margin-bottom: 3rem;
}

.hero h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 400;
}

.hero p {
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.8;
}

/* Info Cards */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.card {
    background-color: var(--bg-black);
    border: 1px solid var(--border-gray);
    padding: 2rem;
    text-align: center;
}

.card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 400;
}

.card p {
    opacity: 0.8;
    margin-bottom: 1.5rem;
}

/* Button */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--text-white);
    color: var(--bg-black);
    text-decoration: none;
    font-weight: 400;
    transition: all 0.3s ease;
    border: 1px solid var(--text-white);
}

.btn:hover {
    background-color: var(--bg-black);
    color: var(--text-white);
}

/* Features Section */
.features {
    padding: 2rem 0;
}

.features h2 {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 2rem;
    font-weight: 400;
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature {
    padding: 1.5rem;
    border: 1px solid var(--border-gray);
}

.feature h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 400;
}

.feature p {
    opacity: 0.8;
}

/* Legal Content */
.legal-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

.legal-content h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-gray);
    font-weight: 400;
}

.last-updated {
    opacity: 0.6;
    font-style: italic;
    margin-bottom: 2rem;
}

.legal-content section {
    margin-bottom: 2rem;
}

.legal-content h2 {
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 400;
}

.legal-content h3 {
    font-size: 1.2rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-weight: 400;
}

.legal-content h4 {
    font-size: 1rem;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 400;
}

.legal-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
    opacity: 0.9;
}

.legal-content ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
    opacity: 0.9;
}

.legal-content a {
    color: var(--text-white);
    text-decoration: underline;
}

.legal-content a:hover {
    opacity: 0.7;
}

.legal-content address {
    background-color: var(--hover-gray);
    padding: 1.5rem;
    border: 1px solid var(--border-gray);
    font-style: normal;
    margin-top: 1rem;
}

.legal-content strong {
    font-weight: 500;
}

/* Footer */
footer {
    background-color: var(--bg-black);
    border-top: 1px solid var(--border-gray);
    padding: 2rem 0;
    margin-top: 4rem;
}

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

footer p {
    margin: 0;
    opacity: 0.7;
}

.footer-nav {
    display: flex;
    gap: 1.5rem;
}

.footer-nav a {
    color: var(--text-white);
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .logo {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }

    .logo-img {
        height: 40px;
    }

    nav ul {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .hero h2 {
        font-size: 1.5rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .info-cards {
        grid-template-columns: 1fr;
    }

    .feature-list {
        grid-template-columns: 1fr;
    }

    footer .container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-nav {
        flex-direction: column;
        gap: 0.5rem;
    }

    .legal-content {
        padding: 1rem;
    }

    .legal-content h1 {
        font-size: 1.8rem;
    }

    .legal-content h2 {
        font-size: 1.3rem;
    }

    .legal-content ul {
        margin-left: 1.5rem;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 35px;
    }

    .logo h1 {
        font-size: 1.3rem;
    }

    .hero h2 {
        font-size: 1.3rem;
    }

    .legal-content h1 {
        font-size: 1.5rem;
    }
}

/* Navigation */
nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

nav a:hover {
    color: var(--primary-color);
    background-color: var(--light-gray);
}

nav a.active {
    color: var(--white);
    background-color: var(--primary-color);
}

/* Main Content */
main {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 3rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    border-radius: 8px;
    margin-bottom: 3rem;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.95;
}

/* Info Cards */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.card {
    background-color: var(--white);
    border: 2px solid var(--border-gray);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(61, 174, 43, 0.15);
    transform: translateY(-4px);
}

.card h3 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.card p {
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
}

/* Button */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(61, 174, 43, 0.3);
}

/* Features Section */
.features {
    padding: 2rem 0;
}

.features h2 {
    text-align: center;
    color: var(--secondary-color);
    font-size: 2rem;
    margin-bottom: 2rem;
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature {
    padding: 1.5rem;
    background-color: var(--light-gray);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.feature h4 {
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.feature p {
    color: var(--dark-gray);
}

/* Legal Content */
.legal-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    background-color: var(--white);
}

.legal-content h1 {
    color: var(--secondary-color);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--primary-color);
}

.last-updated {
    color: var(--medium-gray);
    font-style: italic;
    margin-bottom: 2rem;
}

.legal-content section {
    margin-bottom: 2rem;
}

.legal-content h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.legal-content h3 {
    color: var(--secondary-color);
    font-size: 1.3rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.legal-content h4 {
    color: var(--dark-gray);
    font-size: 1.1rem;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
}

.legal-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.legal-content ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.legal-content a {
    color: var(--secondary-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
}

.legal-content a:hover {
    border-bottom-color: var(--secondary-color);
}

.legal-content address {
    background-color: var(--light-gray);
    padding: 1.5rem;
    border-radius: 4px;
    font-style: normal;
    margin-top: 1rem;
    border-left: 4px solid var(--primary-color);
}

.legal-content strong {
    color: var(--dark-gray);
    font-weight: 600;
}

/* Footer */
footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 2rem 0;
    margin-top: 4rem;
}

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

footer p {
    margin: 0;
}

.footer-nav {
    display: flex;
    gap: 1.5rem;
}

.footer-nav a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-nav a:hover {
    color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .logo {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }

    .logo-img {
        height: 40px;
    }

    nav ul {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .hero h2 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .info-cards {
        grid-template-columns: 1fr;
    }

    .feature-list {
        grid-template-columns: 1fr;
    }

    footer .container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-nav {
        flex-direction: column;
        gap: 0.5rem;
    }

    .legal-content {
        padding: 1rem;
    }

    .legal-content h1 {
        font-size: 2rem;
    }

    .legal-content h2 {
        font-size: 1.5rem;
    }

    .legal-content ul {
        margin-left: 1.5rem;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 35px;
    }

    .logo h1 {
        font-size: 1.5rem;
    }

    .hero h2 {
        font-size: 1.5rem;
    }

    .legal-content h1 {
        font-size: 1.8rem;
    }
}