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

:root {
    /* Light theme colors */
    --primary-color: #ff6b35;
    --secondary-color: #004e89;
    --accent-color: #ffd23f;
    --text-primary: #2d3436;
    --text-secondary: #636e72;
    --text-light: #74b9ff;
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-accent: #e9ecef;
    --border-color: #dee2e6;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --gradient-primary: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    --gradient-secondary: linear-gradient(135deg, #004e89 0%, #0066cc 100%);
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark theme colors */
[data-theme="dark"] {
    --text-primary: #ffffff;
    --text-secondary: #b0b3b8;
    --text-light: #74b9ff;
    --bg-primary: #18191a;
    --bg-secondary: #242526;
    --bg-accent: #3a3b3c;
    --border-color: #3a3b3c;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);
}

/* Force dark mode styles to be more specific */
[data-theme="dark"] body {
    background-color: var(--bg-primary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .features {
    background-color: var(--bg-secondary) !important;
}

[data-theme="dark"] .testimonials {
    background-color: var(--bg-primary) !important;
}

[data-theme="dark"] .pricing {
    background-color: var(--bg-secondary) !important;
}

[data-theme="dark"] .faq {
    background-color: var(--bg-primary) !important;
}

[data-theme="dark"] .footer {
    background-color: var(--bg-secondary) !important;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: var(--transition);
    overflow-x: hidden;
}

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

/* Dark Mode Toggle */
.dark-mode-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    color: white;
    font-size: 18px;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.dark-mode-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Fallback: Show content even without JavaScript */
.no-js .fade-in,
.no-js .slide-in,
.no-js .slide-in-right {
    opacity: 1 !important;
    transform: none !important;
}

/* Make hero content visible immediately */
.hero .fade-in {
    opacity: 1;
    transform: none;
}

/* Ensure content is visible while loading */
.fade-in,
.slide-in,
.slide-in-right {
    animation: fadeInFallback 0.5s ease-out forwards;
}

@keyframes fadeInFallback {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease-out;
}

.slide-in.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease-out;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 50%, #ffd23f 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.1;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    text-align: center;
    color: white;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-description {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    margin-bottom: 40px;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    margin-bottom: 60px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    max-width: 500px;
    margin: 0 auto;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Phone Mockup */
.phone-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
}

.phone-screen {
    width: 280px;
    height: 560px;
    background: #1a1a1a;
    border-radius: 40px;
    padding: 20px;
    box-shadow: var(--shadow-lg);
    transform: rotateY(-15deg) rotateX(5deg);
    transition: var(--transition);
}

.phone-mockup:hover .phone-screen {
    transform: rotateY(-10deg) rotateX(2deg);
}

.app-preview {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 25px;
    padding: 30px;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.workout-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 20px;
    text-align: center;
}

.workout-card h3 {
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    margin-bottom: 15px;
    overflow: hidden;
}

.progress-fill {
    width: 75%;
    height: 100%;
    background: var(--accent-color);
    border-radius: 4px;
    animation: progress 2s ease-in-out;
}

@keyframes progress {
    from { width: 0%; }
    to { width: 75%; }
}

/* Section Styles */
section {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 60px;
    color: var(--text-primary);
}

/* Features Section */
.features {
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.feature-card {
    background: var(--bg-primary);
    padding: 40px 30px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

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

/* Testimonials Section */
.testimonials {
    background: var(--bg-primary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.testimonial-card {
    background: var(--bg-secondary);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stars {
    color: var(--accent-color);
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.testimonial-content p {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 25px;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.author-info h4 {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 5px;
}

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

/* Pricing Section */
.pricing {
    background: var(--bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.popular-badge {
    position: absolute;
    top: 0px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.plan-header h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.price {
    margin-bottom: 30px;
}

.currency {
    font-size: 1.5rem;
    vertical-align: top;
    color: var(--text-secondary);
}

.amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
}

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

.plan-features {
    list-style: none;
    margin-bottom: 40px;
}

.plan-features li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
}

.plan-features .fa-check {
    color: #28a745;
}

.plan-features .fa-times {
    color: #dc3545;
}

.plan-button {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-accent);
    color: var(--text-primary);
}

.plan-button.featured {
    background: var(--gradient-primary);
    color: white;
}

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

/* FAQ Section */
.faq {
    background: var(--bg-primary);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--bg-primary);
}

.faq-question {
    width: 100%;
    padding: 25px;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-secondary);
}

.faq-question i {
    transition: var(--transition);
}

.faq-question[aria-expanded="true"] i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    opacity: 0;
}

.faq-answer.active {
    max-height: 300px;
    opacity: 1;
}

.faq-answer p {
    padding: 0 25px 25px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

/* Ensure FAQ answers are visible when active */
.faq-item .faq-answer.active {
    display: block;
    visibility: visible;
}

.faq-item .faq-answer:not(.active) {
    display: none;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: 60px 0 20px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

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

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

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--bg-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.newsletter-form {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.newsletter-form button {
    padding: 12px 20px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Responsive Design */
@media (min-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }
    
    .hero-content {
        text-align: left;
    }
    
    .hero-stats {
        margin: 0;
        justify-content: flex-start;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .container {
        padding: 0 40px;
    }
}

@media (max-width: 767px) {
    .hero {
        padding: 20px 0;
    }
    
    .phone-screen {
        width: 240px;
        height: 480px;
    }
    
    .app-preview {
        padding: 20px;
    }
    
    .feature-card,
    .testimonial-card,
    .pricing-card {
        padding: 30px 20px;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .dark-mode-toggle {
        width: 45px;
        height: 45px;
        top: 15px;
        right: 15px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .fade-in,
    .slide-in,
    .slide-in-right {
        opacity: 1;
        transform: none;
    }
}

/* Focus styles for accessibility */
button:focus,
input:focus,
a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --shadow: 0 4px 6px rgba(0, 0, 0, 0.5);
        --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    }
}

/* Additional Enhancements */

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    max-width: 500px;
    width: 90%;
    opacity: 0;
    transition: all 0.3s ease-out;
}

.notification-content {
    background: white;
    color: var(--text-primary);
    padding: 15px 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    border-left: 4px solid var(--primary-color);
}

.notification-success .notification-content {
    border-left-color: #28a745;
    background: #d4edda;
    color: #155724;
}

.notification-error .notification-content {
    border-left-color: #dc3545;
    background: #f8d7da;
    color: #721c24;
}

.notification-close {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 5px;
    margin-left: auto;
    border-radius: 50%;
    transition: var(--transition);
}

.notification-close:hover {
    background: rgba(0, 0, 0, 0.1);
}

/* Improved Button Hover Effects */
.cta-button:hover {
    background: #f8f9fa;
    transform: translateY(-3px) scale(1.02);
}

.plan-button:hover {
    transform: translateY(-2px) scale(1.02);
}

/* Enhanced Focus States */
button:focus,
input:focus,
a:focus,
.faq-question:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.2);
}

/* Smooth Scrolling Enhancement */
html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

/* Print Styles */
@media print {
    .dark-mode-toggle,
    .cta-button,
    .plan-button,
    .newsletter-form,
    .social-links {
        display: none;
    }
    
    .hero {
        background: white !important;
        color: black !important;
    }
    
    .hero-title,
    .hero-subtitle,
    .hero-description {
        color: black !important;
    }
    
    * {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
    }
}

/* Improved Mobile Experience */
@media (max-width: 480px) {
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 20px;
        text-align: center;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .newsletter-form {
        flex-direction: column;
        gap: 10px;
    }
    
    .notification {
        width: 95%;
        left: 2.5%;
        transform: none;
    }
}

/* Enhanced Animation Performance */
.fade-in,
.slide-in,
.slide-in-right {
    will-change: opacity, transform;
}

.feature-card,
.testimonial-card,
.pricing-card {
    will-change: transform;
}

/* Better Text Selection */
::selection {
    background: var(--primary-color);
    color: white;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
}

/* Improved Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #e55a2b;
}

/* Firefox scrollbar */
html {
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--bg-secondary);
}

/* Enhanced Phone Mockup Animation */
.phone-mockup {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Improved Loading Animation */
.hero-title {
    background: linear-gradient(45deg, #ff6b35, #ffd23f, #ff6b35);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease-in-out infinite;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Better Error States */
input:invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 2px rgba(220, 53, 69, 0.2);
}

input:valid {
    border-color: #28a745;
    box-shadow: 0 0 0 2px rgba(40, 167, 69, 0.2);
}

/* Enhanced Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip to content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
    transition: var(--transition);
}

.skip-link:focus {
    top: 6px;
}

/* Enhanced Dark Mode Transitions */
[data-theme="dark"] .hero-title {
    background: linear-gradient(45deg, #ff6b35, #ffd23f, #ff6b35);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Better Mobile Touch Targets */
@media (max-width: 767px) {
    button,
    .faq-question,
    .social-links a {
        min-height: 44px;
        min-width: 44px;
    }
    
    .cta-button {
        padding: 20px 40px;
        font-size: 1.2rem;
    }
}

/* Enhanced Performance */
.feature-icon,
.testimonial-author,
.pricing-card,
.faq-item {
    contain: layout style paint;
}

/* Better Form Validation */
.newsletter-form input:focus:invalid {
    border-color: #dc3545;
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}