/* Mobile First Breakpoints */
:root {
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
}

/* Base Mobile Styles (< 640px) */
.container {
    padding: 0 var(--spacing-sm);
}

h1 {
    font-size: var(--font-size-3xl);
}

.hero {
    padding-top: 100px;
}

.hero__subtitle {
    font-size: var(--font-size-lg);
}

/* Additional spacing for mobile */
section {
    padding: calc(var(--spacing-xl) * 1.1) 0;
    margin-bottom: calc(var(--spacing-md) * 1.2);
}

/* Additional card spacing on mobile */
.pricing__card {
    margin-bottom: var(--spacing-lg);
    min-height: auto;
    padding: var(--spacing-lg);
}

.pricing__card--popular {
    transform: scale(1.03);
}

.pricing__price .price {
    font-size: 2.2rem;
}

.savings-badge {
    top: -25px;
    right: -20px;
    padding: 3px 8px;
    font-size: 0.7rem;
}

/* Stats section needs more breathing room on mobile */
.hero__stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

/* Features Section Mobile */
.features__grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.feature {
    padding: var(--spacing-lg);
    min-height: 200px;
}

.section__intro {
    font-size: var(--font-size-base);
    padding: 0 var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

/* How It Works Mobile */
.steps {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.step {
    min-height: auto;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-lg);
}

.step__icon {
    padding-top: var(--spacing-sm);
}

.how-it-works__cta {
    margin-top: var(--spacing-lg);
}

/* Performance Stats Mobile */
.performance__stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.stat-card {
    min-height: auto;
    padding: var(--spacing-lg);
}

.stat-value {
    font-size: 2.5rem;
}

.stat-value .percent,
.stat-value .plus {
    font-size: 1.5rem;
}

.performance__cta .btn {
    width: 100%;
}

/* Testimonials Mobile */
.testimonials__grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

/* FAQ Mobile */
.faq__item {
    padding: var(--spacing-md);
}

/* Final CTA Mobile */
.final-cta__buttons {
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Footer Mobile */
.footer__content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-lg);
}

.footer__links {
    justify-content: center;
}

.footer__social {
    justify-content: center;
}

/* Featured In Section Mobile */
.featured-in {
    padding: var(--spacing-lg) 0;
}

.featured-in__logos {
    gap: var(--spacing-md);
    flex-direction: column;
    align-items: center;
}

.featured-in__logo {
    max-width: 180px;
    margin-bottom: var(--spacing-sm);
}

.testimonial {
    padding: var(--spacing-md);
}

.testimonial__badge {
    top: 10px;
    right: 10px;
    font-size: 0.65rem;
    padding: 3px 10px;
}

.testimonials__cta .btn {
    width: 100%;
    padding: 12px 16px;
    font-size: var(--font-size-sm);
}

/* Small Devices (≥ 640px) */
@media (min-width: 640px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    h1 {
        font-size: var(--font-size-4xl);
    }

    .hero__stats {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Features Section */
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section__intro {
        font-size: var(--font-size-lg);
        max-width: 90%;
    }

    /* Pricing Improvements */
    .pricing__card {
        min-height: 520px;
        padding: var(--spacing-xl);
    }
    
    .pricing__price .price {
        font-size: 2.5rem;
    }
    
    .savings-badge {
        top: -30px;
        right: -25px;
        padding: 4px 10px;
        font-size: 0.75rem;
    }

    /* Performance Stats */
    .performance__stats {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Featured In Section */
    .featured-in__logos {
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--spacing-lg);
    }
    
    .featured-in__logo {
        margin-bottom: 0;
    }

    /* Testimonials */
    .testimonials__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials__cta .btn {
        width: auto;
    }

    /* Final CTA */
    .final-cta__buttons {
        flex-direction: row;
        justify-content: center;
    }
}

/* Medium Devices (≥ 768px) */
@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }

    .hero {
        padding-top: 120px;
    }

    .hero__subtitle {
        font-size: var(--font-size-xl);
    }

    .hero__stats {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Pricing Section Improvements */
    .pricing__card--popular {
        transform: scale(1.05);
    }

    /* Features Section */
    .features__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* How It Works */
    .steps {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .step {
        min-height: 280px;
    }
    
    /* Performance Stats */
    .performance__stats {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .stat-card {
        min-height: 300px;
    }

    /* Footer */
    .footer__content {
        grid-template-columns: auto 1fr auto;
        text-align: left;
    }

    .footer__links {
        justify-content: flex-start;
    }

    /* Featured In Section */
    .featured-in {
        padding: var(--spacing-xl) 0;
    }
    
    /* Testimonials */
    .testimonial {
        padding: var(--spacing-lg);
    }
}

/* Large Devices (≥ 1024px) */
@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-xl);
    }

    h1 {
        font-size: var(--font-size-4xl);
    }

    .hero__subtitle {
        max-width: 70%;
    }

    /* How It Works */
    .steps {
        grid-template-columns: repeat(4, 1fr);
    }

    /* Testimonials */
    .testimonials__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* FAQ Grid */
    .faq__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
}

/* Extra Large Devices (≥ 1280px) */
@media (min-width: 1280px) {
    .hero__subtitle {
        max-width: 60%;
    }

    .features__grid {
        gap: var(--spacing-xl);
    }
}

/* Print Styles */
@media print {
    .header {
        position: static;
    }

    .btn {
        display: none;
    }

    .animate-fadeIn,
    .animate-slideIn,
    .animate-pulse,
    .animate-glow {
        animation: none !important;
    }

    .risk-warning {
        page-break-before: always;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Dark Mode Override (if needed) */
@media (prefers-color-scheme: dark) {
    /* Our design is already dark-themed */
    /* Add any specific dark mode adjustments here if needed */
}

/* Landscape Mode Adjustments */
@media (orientation: landscape) and (max-height: 500px) {
    .header {
        height: 60px;
    }

    .hero {
        padding-top: 80px;
    }

    .hero__stats {
        grid-template-columns: repeat(3, 1fr);
    }

    .steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* High Contrast Mode */
@media (forced-colors: active) {
    .btn--primary {
        border: 2px solid ButtonText;
    }

    .stat {
        border: 1px solid ButtonText;
    }

    .feature,
    .step,
    .stat-card,
    .testimonial,
    .faq__item {
        border: 1px solid ButtonText;
    }
}