/* ===================================
   NewsJet Website Styles
   Clean, minimal, modern design
   Mobile-first responsive
   =================================== */

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

:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-card: #ffffff;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --max-width: 1100px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-secondary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

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

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
}

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

.nav-link.active {
    border-bottom-color: var(--primary-color);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    position: relative;
    transition: background 0.2s;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    left: 0;
    transition: transform 0.3s;
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    top: 7px;
}

.mobile-menu-btn.active .hamburger {
    background: transparent;
}

.mobile-menu-btn.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.mobile-menu-btn.active .hamburger::after {
    transform: rotate(-45deg);
    top: 0;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    flex-direction: column;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 20px;
    gap: 8px;
}

.mobile-menu.active {
    display: flex;
}

.mobile-nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav-link:last-child {
    border-bottom: none;
}

.mobile-nav-link.active {
    color: var(--primary-color);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 40px 0;
}

.section {
    display: block;
}

.section.hidden {
    display: none;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

/* Home Section */
.home-section {
    padding-top: 20px;
}

.hero {
    text-align: center;
    padding: 40px 0 60px;
}

.hero-badge {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--text-primary);
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    padding: 14px 28px;
    border-radius: 12px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.apple-icon {
    width: 20px;
    height: 20px;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 60px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: box-shadow 0.2s, transform 0.2s;
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.feature-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Included Section */
.included-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin-bottom: 40px;
    text-align: center;
}

.included-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.included-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    text-align: left;
    max-width: 700px;
    margin: 0 auto;
}

.included-list li {
    color: var(--text-secondary);
    padding-left: 28px;
    position: relative;
}

.included-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 600;
}

/* Pricing Section */
.pricing-section {
    text-align: center;
    padding: 40px 0;
}

.price-tag {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.pricing-note {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Support Section */
.support-section .section-title {
    margin-bottom: 32px;
}

.support-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 24px;
}

.support-card h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.support-card p {
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.contact-card {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    color: white;
}

.contact-card h2,
.contact-card p {
    color: white;
}

.email-link {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s;
}

.email-link:hover {
    border-bottom-color: var(--primary-color);
}

.contact-card .email-link {
    color: white;
    background: rgba(255, 255, 255, 0.2);
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    margin-top: 8px;
}

.contact-card .email-link:hover {
    background: rgba(255, 255, 255, 0.3);
    border-bottom-color: transparent;
}

.support-list {
    padding-left: 24px;
    color: var(--text-secondary);
}

.support-list li {
    margin-bottom: 12px;
    line-height: 1.6;
}

.faq-item {
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.faq-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.faq-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.faq-item p {
    margin-bottom: 0;
}

/* Privacy Section */
.privacy-section .section-title {
    margin-bottom: 8px;
}

.last-updated {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 32px;
}

.privacy-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    margin-bottom: 20px;
}

.privacy-card h2 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.privacy-card p {
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.privacy-card p:last-child {
    margin-bottom: 0;
}

.privacy-card ul {
    list-style: none;
    padding: 0;
}

.privacy-card ul li {
    color: var(--text-secondary);
    padding: 8px 0 8px 24px;
    position: relative;
}

.privacy-card ul li::before {
    content: '•';
    position: absolute;
    left: 8px;
    color: var(--primary-color);
}

/* Footer */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 24px 0;
    margin-top: auto;
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

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

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .included-section {
        padding: 28px;
    }

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

    .price-tag {
        font-size: 2.5rem;
    }

    .support-card,
    .privacy-card {
        padding: 24px;
    }

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

    .section-title {
        font-size: 1.75rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 24px 0 40px;
    }

    .hero-title {
        font-size: 1.875rem;
    }

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

    .cta-button {
        padding: 12px 24px;
        font-size: 0.95rem;
    }

    .feature-card {
        padding: 24px;
    }

    .feature-icon {
        font-size: 2rem;
    }

    .support-card,
    .privacy-card {
        padding: 20px;
    }
}

/* Smooth section transitions */
.section {
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}