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

:root {
    --primary-color: #0b5ed7;
    --primary-hover: #0a52c0;
    --secondary-color: #6c757d;
    --background-dark: #0d1117;
    --background-darker: #010409;
    --surface-dark: #161b22;
    --surface-light: #21262d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --border-color: #30363d;
    --success-color: #238636;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
    background-color: var(--background-dark);
    color: var(--text-primary);
    line-height: 1.6;
    direction: rtl;
    text-align: right;
}

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

/* Header and Navigation */
.header {
    background-color: var(--surface-dark);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    height: 40px;
    width: auto;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--text-primary);
    background-color: var(--surface-light);
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--background-darker) 0%, var(--background-dark) 100%);
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(11, 94, 215, 0.4);
}

.btn-secondary {
    background-color: var(--surface-light);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--surface-dark);
    border-color: var(--text-secondary);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Features Section */
.features {
    padding: 5rem 0;
    background-color: var(--background-dark);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background-color: var(--surface-dark);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 8px 24px rgba(11, 94, 215, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

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

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* CTA Section */
.cta {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--surface-dark) 0%, var(--background-darker) 100%);
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Footer */
.footer {
    background-color: var(--background-darker);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 1rem;
}

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

.footer-section h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-section p,
.footer-section li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
}

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

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Page Header */
.page-header {
    padding: 4rem 0 3rem;
    background: linear-gradient(135deg, var(--background-darker) 0%, var(--surface-dark) 100%);
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Content Section */
.content-section {
    padding: 4rem 0;
}

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

.about-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.why-list {
    display: grid;
    gap: 2rem;
    margin: 2rem 0;
}

.why-item {
    background-color: var(--surface-dark);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.why-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.why-item p {
    color: var(--text-secondary);
}

.benefits-list {
    list-style-position: inside;
    color: var(--text-secondary);
    margin: 1rem 0;
}

.benefits-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.benefits-list li:last-child {
    border-bottom: none;
}

/* Download Section */
.download-section {
    padding: 3rem 0;
}

.version-info {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background-color: var(--surface-dark);
    border-radius: 12px;
    border: 1px solid var(--primary-color);
}

.version-info h2 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.release-date {
    color: var(--text-secondary);
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.download-card {
    background-color: var(--surface-dark);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: var(--transition);
}

.download-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.platform-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.download-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.platform-info {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.download-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.file-size {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Installation Guide */
.installation-guide {
    margin: 4rem 0;
    padding: 3rem;
    background-color: var(--surface-dark);
    border-radius: 12px;
}

.installation-guide h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.guide-steps {
    display: grid;
    gap: 2rem;
}

.guide-step {
    display: flex;
    gap: 1.5rem;
    align-items: start;
}

.step-number {
    background-color: var(--primary-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-secondary);
}

/* System Requirements */
.system-requirements {
    margin: 3rem 0;
}

.system-requirements h2 {
    margin-bottom: 2rem;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.req-item {
    background-color: var(--surface-dark);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.req-item strong {
    display: block;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.req-item p {
    color: var(--text-secondary);
}

/* Contact Section */
.contact-section {
    padding: 3rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.contact-info h2,
.contact-form-wrapper h2 {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--surface-dark);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.contact-icon {
    font-size: 2.5rem;
}

.contact-details h3 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.contact-details p {
    color: var(--text-secondary);
}

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--surface-dark);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--surface-light);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(11, 94, 215, 0.1);
}

/* FAQ Section */
.faq-section {
    margin-top: 4rem;
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.faq-item {
    background-color: var(--surface-dark);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.faq-item h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.faq-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
        display: none;
    }
    
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Privacy Policy Page Styles */
.privacy-content {
    max-width: 900px;
    margin: 0 auto;
}

.privacy-notice {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.1) 0%, rgba(185, 28, 28, 0.1) 100%);
    border: 2px solid #dc2626;
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 3rem;
}

.privacy-notice h2 {
    color: #fca5a5;
    margin-bottom: 1rem;
}

.warning-text {
    color: var(--text-primary);
    font-size: 1.1rem;
    line-height: 1.8;
}

.warning-text strong {
    color: #fca5a5;
}

.intro-text {
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 2rem;
}

.definition-list {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.definition-item {
    background-color: var(--surface-dark);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    border-right: 4px solid var(--primary-color);
}

.definition-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

.definition-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.rights-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.right-item {
    background-color: var(--surface-dark);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.right-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.right-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.right-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.security-list {
    list-style-position: inside;
    color: var(--text-secondary);
    margin: 1.5rem 0;
    padding-right: 1rem;
}

.security-list li {
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    background-color: var(--surface-dark);
    border-radius: 6px;
    border-right: 3px solid var(--success-color);
}

.contact-box {
    background-color: var(--surface-dark);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin: 2rem 0;
}

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

.contact-box a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.contact-box a:hover {
    text-decoration: underline;
}

.last-updated {
    background-color: var(--surface-light);
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 3rem;
    text-align: center;
}

.last-updated p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}