/* Features Cards Block Styles */
.features-cards-block {
    width: 100%;
    background: var(--features-bg-color, #F5F5F5);
    padding: 4rem 0;
    overflow: hidden;
}

.features-cards-container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
    text-align: left;
}

/* Heading */
.features-heading {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    line-height: 1.1;
    margin: 0 0 1.25rem 0;
    color: var(--features-text-color, #0A0F1C);
    opacity: 1;
    transform: translateY(0) scale(1);
    text-align: left;
}

/* Animation state for heading */
.features-cards-block:not(.animate-in) .features-heading {
    opacity: 0;
    transform: translateY(30px) scale(0.9);
}

.features-subtext{
    font-family: var(--font-primary);
    font-weight: 400;
    font-size: 1.5rem;
    line-height: 1.5;
    letter-spacing: -0.02em;
    margin: 0 0 2rem 0;
    color: var(--features-text-color, #0A0F1C);
}

/* Cards Grid */
.features-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    align-items: start;
}

/* Individual Card */
.feature-card {
    background: var(--card-color, #FFB366);
    border-radius: 16px;
    padding: 4rem 2rem;
    text-align: left;
    color: white;
    position: relative;
    overflow: hidden;
    opacity: 1;
    transform: translateY(0) scale(1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    min-height: 320px;
    display: block;
    text-decoration: none;
}

/* Flip structure */
.feature-card.has-back {
    perspective: 1000px;
}

.feature-card.has-back .feature-card-inner {
    position: relative;
    width: 100%;
    min-height: inherit; /* inherit min-height from card */
    transform-style: preserve-3d;
    transition: transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.feature-card.has-back .feature-card-front,
.feature-card.has-back .feature-card-back {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.feature-card.has-back .feature-card-front {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.feature-card.has-back .feature-card-back {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: rotateY(180deg);
}

/* Hover flip on non-touch devices */
@media (hover: hover) and (pointer: fine) {
    .feature-card.has-back:hover .feature-card-inner {
        transform: rotateY(180deg);
    }
}

/* Click-to-flip support (JS toggles .flipped) */
.feature-card.has-back.flipped .feature-card-inner {
    transform: rotateY(180deg);
}

/* Linked card styles */
a.feature-card-link {
    cursor: pointer;
    text-decoration: none;
}

a.feature-card-link:focus {
    outline: 2px solid white;
    outline-offset: 4px;
}

/* Add visual indicator for linked cards */
a.feature-card-link::after {
    content: '→';
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    font-size: 1.5rem;
    font-weight: bold;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

a.feature-card-link:hover::after {
    opacity: 0.7;
    transform: translateX(0);
}

/* Smooth scroll behavior for anchor links */
html {
    scroll-behavior: smooth;
}

/* Add scroll padding to account for fixed headers */
.feature-card[id] {
    scroll-margin-top: 100px;
}

/* Animation states - only apply when animate-in class is NOT present yet */
.features-cards-block:not(.animate-in) .feature-card {
    opacity: 0;
    transform: translateY(100px) scale(0.8);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.2),
        0 0 0 1px rgba(255, 255, 255, 0.1);
}

.feature-card:hover::before {
    opacity: 1;
}

/* Icon */
.feature-icon {
    margin-bottom: 2rem;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    transform: scale(0.8);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

.icon-image {
    width: 150px;
    height: 150px;
    object-fit: contain;
    filter: brightness(0) invert(1);
    transition: all 0.3s ease;
}

.feature-card:hover .icon-image {
    filter: brightness(0) invert(1) drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

/* Card Content */
.feature-title {
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.2;
    margin: 0 0 2.5rem 0;
    color: white;
    transform: translateY(20px);
    opacity: 0.9;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-title {
    transform: translateY(0);
    opacity: 1;
}

.feature-description {
    font-family: var(--font-primary);
    font-weight: 400;
    font-size: 1.375rem;
    line-height: 1.6;
    letter-spacing: -0.01em;
    color: white;
    opacity: 0.85;
    transform: translateY(15px);
    transition: all 0.3s ease 0.1s;
}

/* Variant: dark-purple icons with white text */
.features-cards-block.icons-purple {
    --features-text-color: #FFFFFF;
}

.features-cards-block.icons-purple .icon-image {
    filter: none;
    /* Apply dark purple tint to monochrome SVG/PNG via CSS variable fallback */
    mix-blend-mode: multiply;
}

.features-cards-block.icons-purple .feature-card,
.features-cards-block.icons-purple .feature-title,
.features-cards-block.icons-purple .feature-description {
    color: #FFFFFF;
}

.features-cards-block.icons-purple .feature-icon {
    filter: hue-rotate(260deg) saturate(120%);
}

.feature-card:hover .feature-description {
    transform: translateY(0);
    opacity: 1;
}

/* Enhanced Animation Classes with Different Styles */
.features-cards-block.animate-in .features-heading {
    animation: slideInFromTop 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

/* Card 1: Bounce and Scale */
.features-cards-block.animate-in .feature-card:nth-child(1) {
    animation: bounceInScale 1s cubic-bezier(0.68, -0.55, 0.265, 1.55) 0.2s forwards;
}

/* Card 2: Slide from Right with Rotation */
.features-cards-block.animate-in .feature-card:nth-child(2) {
    animation: slideInFromRight 1.2s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.4s forwards;
}

/* Card 3: Flip and Scale */
.features-cards-block.animate-in .feature-card:nth-child(3) {
    animation: flipInScale 1.1s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.6s forwards;
}

/* Card 4: Elastic Bounce */
.features-cards-block.animate-in .feature-card:nth-child(4) {
    animation: elasticBounce 1.3s cubic-bezier(0.68, -0.55, 0.265, 1.55) 0.8s forwards;
}

/* Card 5: Slide from Bottom with Twist */
.features-cards-block.animate-in .feature-card:nth-child(5) {
    animation: slideInFromBottom 1s cubic-bezier(0.175, 0.885, 0.32, 1.275) 1s forwards;
}

/* Card 6: Zoom and Fade */
.features-cards-block.animate-in .feature-card:nth-child(6) {
    animation: zoomInFade 1.2s cubic-bezier(0.175, 0.885, 0.32, 1.275) 1.2s forwards;
}

/* Enhanced Keyframe Animations */
@keyframes slideInFromTop {
    0% {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    50% {
        opacity: 0.7;
        transform: translateY(10px) scale(1.05);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes bounceInScale {
    0% {
        opacity: 0;
        transform: translateY(100px) scale(0.3);
    }
    50% {
        opacity: 0.8;
        transform: translateY(-20px) scale(1.1);
    }
    80% {
        opacity: 0.9;
        transform: translateY(10px) scale(0.95);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes slideInFromRight {
    0% {
        opacity: 0;
        transform: translateX(100px) scale(0.8) rotateY(-15deg);
    }
    50% {
        opacity: 0.8;
        transform: translateX(-10px) scale(1.05) rotateY(5deg);
    }
    100% {
        opacity: 1;
        transform: translateX(0) scale(1) rotateY(0deg);
    }
}

@keyframes flipInScale {
    0% {
        opacity: 0;
        transform: translateY(100px) scale(0.8);
    }
    50% {
        opacity: 0.8;
        transform: translateY(-15px) scale(1.1);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes elasticBounce {
    0% {
        opacity: 0;
        transform: translateY(100px) scale(0.5);
    }
    60% {
        opacity: 0.8;
        transform: translateY(-25px) scale(1.15);
    }
    80% {
        opacity: 0.9;
        transform: translateY(15px) scale(0.9);
    }
    90% {
        opacity: 0.95;
        transform: translateY(-8px) scale(1.05);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes slideInFromBottom {
    0% {
        opacity: 0;
        transform: translateY(100px) scale(0.8) rotateZ(-5deg);
    }
    50% {
        opacity: 0.8;
        transform: translateY(-10px) scale(1.05) rotateZ(2deg);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1) rotateZ(0deg);
    }
}

@keyframes zoomInFade {
    0% {
        opacity: 0;
        transform: translateY(100px) scale(0.3);
    }
    50% {
        opacity: 0.6;
        transform: translateY(-20px) scale(1.2);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Full Width Support */
.features-cards-block.alignfull {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
}

.features-cards-block.alignfull .features-cards-container {
    max-width: none;
    padding: 0 3rem;
}

/* ==========================================================================
   COMPREHENSIVE RESPONSIVE DESIGN - MOBILE FIRST APPROACH
   ========================================================================== */

/* ==========================================================================
   Desktop and Large Screens (1200px and up)
   Default styles are optimized for desktop experience
   ========================================================================== */

/* ==========================================================================
   Large Tablets and Small Desktops (1024px and down)
   ========================================================================== */
@media (max-width: 1024px) {
    .features-cards-container {
        padding: 0 2rem;
        max-width: 1200px;
    }
    
    .features-heading {
        font-size: clamp(1.75rem, 3.5vw, 2.5rem);
        margin-bottom: 1rem;
    }

    .features-subtext {
        font-size: 1.375rem;
        margin-bottom: 1.5rem;
        line-height: 1.4;
    }
    
    /* Grid adjustments for tablet */
    .features-cards-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 3rem 1.5rem;
        min-height: 280px;
        /* Slightly reduce hover effects on tablet */
    }
    
    .feature-card:hover {
        transform: translateY(-8px) scale(1.01);
    }
    
    .feature-title {
        font-size: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .feature-description {
        font-size: 1.25rem;
        line-height: 1.5;
    }
    
    .icon-image {
        width: 120px;
        height: 120px;
    }
}

/* ==========================================================================
   Tablets and Small Devices (768px and down)
   ========================================================================== */
@media (max-width: 768px) {
    .features-cards-block {
        padding: 3rem 0;
    }
    
    .features-cards-container {
        padding: 0 1.5rem;
    }
    
    .features-heading {
        font-size: clamp(1.5rem, 4vw, 2rem);
        margin-bottom: 1rem;
        text-align: left;
        line-height: 1.2;
    }

    .features-subtext {
        font-size: 1.125rem;
        margin-bottom: 2rem;
        line-height: 1.5;
    }
    
    /* Mobile-first grid: Single column layout */
    .features-cards-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        max-width: 100%;
        margin: 0;
    }
    
    .feature-card {
        padding: 2.5rem 1.5rem;
        text-align: left;
        min-height: 260px; /* Allow content-driven height */
        /* Touch targets are handled by padding and content */
        border-radius: 12px; /* Slightly smaller radius for mobile */
    }
    
    /* Remove complex hover effects on mobile */
    .feature-card:hover {
        transform: none;
        box-shadow: 
            0 15px 30px rgba(0, 0, 0, 0.15),
            0 0 0 1px rgba(255, 255, 255, 0.05);
    }
    
    .feature-title {
        font-size: 1.375rem;
        margin-bottom: 1.5rem;
        line-height: 1.3;
    }
    
    .feature-description {
        font-size: 1.125rem;
        line-height: 1.6;
        margin-bottom: 0;
    }
    
    .feature-icon {
        justify-content: flex-start;
        margin-bottom: 1.5rem;
    }
    
    .icon-image {
        width: 100px;
        height: 100px;
    }
    
    /* Disable complex animations for better mobile performance */
    .feature-card:hover .feature-icon,
    .feature-card:hover .feature-title,
    .feature-card:hover .feature-description {
        transform: none;
    }
    
    /* Mobile-optimized animations - lighter and faster */
    .features-cards-block.animate-in .feature-card:nth-child(1) {
        animation: mobileBounceIn 0.6s ease-out 0.1s forwards;
    }
    
    .features-cards-block.animate-in .feature-card:nth-child(2) {
        animation: mobileSlideIn 0.6s ease-out 0.2s forwards;
    }
    
    .features-cards-block.animate-in .feature-card:nth-child(3) {
        animation: mobileBounceIn 0.6s ease-out 0.3s forwards;
    }
    
    .features-cards-block.animate-in .feature-card:nth-child(4) {
        animation: mobileSlideIn 0.6s ease-out 0.4s forwards;
    }
    
    .features-cards-block.animate-in .feature-card:nth-child(5) {
        animation: mobileBounceIn 0.6s ease-out 0.5s forwards;
    }
    
    .features-cards-block.animate-in .feature-card:nth-child(6) {
        animation: mobileSlideIn 0.6s ease-out 0.6s forwards;
    }
    
    /* Improve accessibility on mobile */
    a.feature-card-link:focus {
        outline: 3px solid white;
        outline-offset: 2px;
    }
    
    /* Optimize linked card indicator for mobile */
    a.feature-card-link::after {
        bottom: 1.5rem;
        right: 1.5rem;
        font-size: 1.25rem;
    }
}

/* Mobile-specific animations */
@keyframes mobileBounceIn {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.8);
    }
    60% {
        opacity: 0.8;
        transform: translateY(-10px) scale(1.05);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes mobileSlideIn {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ==========================================================================
   Large Mobile Phones (600px and down)
   ========================================================================== */
@media (max-width: 600px) {
    .features-cards-block {
        padding: 2.5rem 0;
    }
    
    .features-cards-container {
        padding: 0 1.25rem;
    }
    
    .features-heading {
        font-size: clamp(1.375rem, 5vw, 1.75rem);
        margin-bottom: 0.75rem;
        line-height: 1.2;
    }

    .features-subtext {
        font-size: 1rem;
        margin-bottom: 1.75rem;
        line-height: 1.5;
    }
    
    .features-cards-grid {
        gap: 1.25rem;
    }
    
    .feature-card {
        padding: 2rem 1.25rem;
        min-height: 220px;
        border-radius: 10px;
    }
    
    .feature-title {
        font-size: 1.25rem;
        margin-bottom: 1.25rem;
        line-height: 1.3;
    }
    
    .feature-description {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    .feature-icon {
        margin-bottom: 1.25rem;
    }
    
    .icon-image {
        width: 80px;
        height: 80px;
    }
    
    /* Optimize link indicator for smaller screens */
    a.feature-card-link::after {
        bottom: 1.25rem;
        right: 1.25rem;
        font-size: 1.125rem;
    }
}

/* ==========================================================================
   Small Mobile Phones (480px and down)
   ========================================================================== */
@media (max-width: 480px) {
    .features-cards-block {
        padding: 2rem 0;
    }
    
    .features-cards-container {
        padding: 0 1rem;
    }
    
    .features-heading {
        font-size: clamp(1.25rem, 5.5vw, 1.5rem);
        margin-bottom: 0.5rem;
        line-height: 1.25;
    }

    .features-subtext {
        font-size: 0.9375rem;
        margin-bottom: 1.5rem;
        line-height: 1.5;
    }
    
    .features-cards-grid {
        gap: 1rem;
    }
    
    .feature-card {
        padding: 1.75rem 1rem;
        min-height: 200px;
        border-radius: 8px;
        /* Enhanced touch targets for very small screens */
    }
    
    .feature-title {
        font-size: 1.125rem;
        margin-bottom: 1rem;
        line-height: 1.3;
    }
    
    .feature-description {
        font-size: 0.9375rem;
        line-height: 1.6;
    }
    
    .feature-icon {
        margin-bottom: 1rem;
    }
    
    .icon-image {
        width: 70px;
        height: 70px;
    }
    
    /* Adjust link indicator for smallest screens */
    a.feature-card-link::after {
        bottom: 1rem;
        right: 1rem;
        font-size: 1rem;
    }
    
    /* Enhanced accessibility for small screens */
    a.feature-card-link:focus {
        outline: 2px solid white;
        outline-offset: 2px;
    }
}

/* ==========================================================================
   Extra Small Screens (360px and down)
   ========================================================================== */
@media (max-width: 360px) {
    .features-cards-block {
        padding: 1.5rem 0;
    }
    
    .features-cards-container {
        padding: 0 0.75rem;
    }
    
    .features-heading {
        font-size: 1.25rem;
        margin-bottom: 0.5rem;
    }

    .features-subtext {
        font-size: 0.875rem;
        margin-bottom: 1.25rem;
    }
    
    .feature-card {
        padding: 1.5rem 0.75rem;
        min-height: 180px;
        border-radius: 6px;
    }
    
    .feature-title {
        font-size: 1rem;
        margin-bottom: 0.875rem;
    }
    
    .feature-description {
        font-size: 0.875rem;
    }
    
    .icon-image {
        width: 60px;
        height: 60px;
    }
}

/* Performance optimizations */
.features-cards-block {
    will-change: transform, opacity;
}

.features-heading,
.feature-card {
    will-change: transform, opacity;
}

/* ==========================================================================
   TOUCH DEVICE OPTIMIZATIONS
   ========================================================================== */

/* Touch-specific interactions */
@media (hover: none) and (pointer: coarse) {
    /* Disable hover effects on touch devices */
    .feature-card:hover {
        transform: none;
        box-shadow: 
            0 10px 25px rgba(0, 0, 0, 0.1),
            0 0 0 1px rgba(255, 255, 255, 0.05);
    }
    
    .feature-card:hover .feature-icon,
    .feature-card:hover .feature-title,
    .feature-card:hover .feature-description {
        transform: none;
        opacity: 1;
    }
    
    .feature-card:hover::before {
        opacity: 0;
    }
    
    /* Enhanced tap feedback */
    .feature-card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
    
    /* Better link indicators for touch */
    a.feature-card-link::after {
        opacity: 0.6;
        transform: translateX(0);
    }
}

/* ==========================================================================
   TABLET-SPECIFIC GRID IMPROVEMENTS
   ========================================================================== */

/* iPad and similar tablets in portrait mode */
@media (min-width: 768px) and (max-width: 1024px) and (orientation: portrait) {
    .features-cards-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .feature-card {
        min-height: 300px;
    }
}

/* iPad and similar tablets in landscape mode */
@media (min-width: 1024px) and (max-width: 1366px) and (orientation: landscape) {
    .features-cards-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

/* ==========================================================================
   HIGH-DENSITY DISPLAYS (RETINA)
   ========================================================================== */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .icon-image {
        /* Ensure crisp icons on high-DPI displays */
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */
@media print {
    .features-cards-block {
        padding: 1rem 0;
        background: white !important;
        color: black !important;
        page-break-inside: avoid;
    }
    
    .features-cards-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .feature-card {
        padding: 1rem;
        background: white !important;
        color: black !important;
        border: 1px solid #ccc;
        border-radius: 4px;
        box-shadow: none;
        page-break-inside: avoid;
        margin-bottom: 1rem;
    }
    
    .feature-card:hover {
        transform: none;
        box-shadow: none;
    }
    
    .icon-image {
        width: 40px;
        height: 40px;
        filter: none;
    }
    
    a.feature-card-link::after {
        display: none;
    }
}

/* ==========================================================================
   ACCESSIBILITY ENHANCEMENTS
   ========================================================================== */

/* High contrast mode support */
@media (prefers-contrast: high) {
    .feature-card {
        border: 2px solid;
    }
    
    .feature-card:focus {
        outline: 3px solid;
        outline-offset: 3px;
    }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    .features-cards-block.animate-in .features-heading,
    .features-cards-block.animate-in .feature-card {
        animation: none;
        opacity: 1;
        transform: none;
    }
    
    .feature-card:hover {
        transform: none;
    }
    
    .feature-card:hover .feature-icon,
    .feature-card:hover .feature-title,
    .feature-card:hover .feature-description {
        transform: none;
    }
    
    .feature-card,
    .feature-icon,
    .feature-title,
    .feature-description {
        transition: none;
    }
}