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

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --text-color: #333;
    --text-light: #666;
    --background-light: #f8f9fa;
    --white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

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

a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: var(--transition);
}

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

/* ===========================
   Navigation Bar
   =========================== */
header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

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

.logo h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.logo a {
    color: var(--primary-color);
}

.logo a:hover {
    color: var(--secondary-color);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: var(--transition);
}

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

.contact-btn {
    background-color: var(--secondary-color) !important;
    color: var(--white) !important;
    padding: 0.5rem 1.5rem !important;
    border-radius: 25px;
    font-weight: 600;
}

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

/* ===========================
   Hero Section
   =========================== */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 5rem 0;
    text-align: center;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.subtitle {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.95;
    line-height: 1.8;
}

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

section h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

section h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

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

.about-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-content p {
    margin-bottom: 1.5rem;
}

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

.apps-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.app-categories {
    list-style: none;
    margin: 2rem 0;
}

.app-categories li {
    background-color: var(--white);
    padding: 1.5rem;
    margin-bottom: 1rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.app-categories li:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-hover);
}

.apps-note {
    margin-top: 2rem;
    font-style: italic;
    color: var(--text-light);
}

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

.monetization-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.compliance-info {
    background-color: var(--background-light);
    padding: 2rem;
    border-radius: 10px;
    margin-top: 2rem;
}

.ad-platforms {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    list-style: none;
    margin: 1.5rem 0;
}

.ad-platforms li {
    background-color: var(--white);
    padding: 1rem;
    text-align: center;
    border-radius: 8px;
    box-shadow: var(--shadow);
    font-weight: 600;
    color: var(--primary-color);
}

/* ===========================
   Call to Action
   =========================== */
.cta {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: var(--white);
    text-align: center;
    padding: 4rem 0;
}

.cta h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.btn-primary {
    display: inline-block;
    background-color: var(--white);
    color: var(--secondary-color);
    padding: 1rem 2.5rem;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    color: var(--primary-color);
}

.btn-large {
    padding: 1.2rem 3rem;
    font-size: 1.2rem;
}

/* ===========================
   Footer
   =========================== */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

.footer-links {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--white);
    margin: 0 1rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--secondary-color);
}

.separator {
    color: rgba(255, 255, 255, 0.5);
}

.copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* ===========================
   Policy Pages
   =========================== */
.policy-page {
    padding: 3rem 0;
    background-color: var(--white);
}

.policy-page h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.last-updated {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border-color);
}

.policy-section {
    margin-bottom: 3rem;
}

.policy-section h2 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: left;
}

.policy-section h3 {
    font-size: 1.3rem;
    color: var(--secondary-color);
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

.policy-section p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.policy-section ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.policy-section li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

.ad-platforms-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.5rem;
    list-style: none;
    margin: 1.5rem 0;
    margin-left: 0;
}

.ad-platforms-list li {
    background-color: var(--background-light);
    padding: 0.8rem 1rem;
    border-radius: 5px;
    font-weight: 500;
    border-left: 3px solid var(--secondary-color);
}

.contact-info {
    background-color: var(--background-light);
    padding: 1.5rem;
    border-radius: 10px;
    font-size: 1.1rem;
}

.agreement {
    background-color: var(--background-light);
    padding: 2rem;
    border-radius: 10px;
    border-left: 4px solid var(--accent-color);
}

.highlight {
    color: var(--primary-color);
    font-size: 1.1rem;
}

/* ===========================
   Contact Page
   =========================== */
.contact-page {
    background-color: var(--background-light);
    padding: 3rem 0;
}

.contact-header {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-header .subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
}

.contact-content {
    max-width: 1000px;
    margin: 0 auto;
}

.contact-main {
    margin-bottom: 4rem;
}

.contact-main h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: left;
}

.contact-card {
    background-color: var(--white);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: var(--shadow-hover);
    display: flex;
    align-items: center;
    gap: 2rem;
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.contact-icon {
    color: var(--secondary-color);
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    margin-top: 0;
}

.contact-details p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.email-link {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--secondary-color);
    display: inline-block;
    padding: 0.5rem 0;
}

.email-link:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.contact-info-section {
    background-color: var(--white);
    padding: 3rem;
    border-radius: 15px;
    margin-bottom: 3rem;
    box-shadow: var(--shadow);
}

.contact-info-section h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: left;
}

.help-topics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.help-card {
    background-color: var(--background-light);
    padding: 1.5rem;
    border-radius: 10px;
    transition: var(--transition);
    border-left: 4px solid var(--secondary-color);
}

.help-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow);
}

.help-card h3 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    margin-top: 0;
}

.help-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.response-info {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    margin-bottom: 3rem;
    box-shadow: var(--shadow);
}

.response-info h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-align: left;
}

.response-info ul {
    margin-left: 2rem;
    margin-top: 1rem;
}

.response-info li {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.other-resources {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 15px;
    margin-bottom: 3rem;
    box-shadow: var(--shadow);
}

.other-resources h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: left;
}

.resources-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.resource-link {
    display: block;
    background-color: var(--background-light);
    padding: 1.5rem;
    border-radius: 10px;
    transition: var(--transition);
    border-left: 4px solid var(--secondary-color);
}

.resource-link:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow);
    background-color: var(--secondary-color);
    color: var(--white);
}

.resource-link strong {
    display: block;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.resource-link:hover strong {
    color: var(--white);
}

.resource-link span {
    display: block;
    font-size: 0.95rem;
    color: var(--text-light);
}

.resource-link:hover span {
    color: rgba(255, 255, 255, 0.9);
}

.contact-cta {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    padding: 4rem 3rem;
    border-radius: 15px;
    text-align: center;
    color: var(--white);
    box-shadow: var(--shadow-hover);
}

.contact-cta h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.contact-cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

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

    .hero-content h2 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1.2rem;
    }

    section h2 {
        font-size: 2rem;
    }

    .contact-card {
        flex-direction: column;
        text-align: center;
    }

    .help-topics {
        grid-template-columns: 1fr;
    }

    .ad-platforms {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 3rem 0;
    }

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

    section {
        padding: 2rem 0;
    }

    .btn-primary {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
}