/* =============================================================================
   Sustainability Impact Page - Premium Polish Edition
   Airbnb storytelling × Apple detail × Stripe sophistication × Medium experience
   ============================================================================= */

/* =============================================================================
   FAST & RELIABLE LOADING OVERLAY SYSTEM
   ============================================================================= */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.3s ease-out;
    opacity: 1;
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.spinner-circle {
    width: 12px;
    height: 12px;
    background: #38ef7d;
    border-radius: 50%;
    animation: spinnerBounce 1.4s ease-in-out infinite both;
}

.spinner-circle:nth-child(1) { animation-delay: -0.32s; }
.spinner-circle:nth-child(2) { animation-delay: -0.16s; }

@keyframes spinnerBounce {
    0%, 80%, 100% { 
        transform: scale(0);
        opacity: 0.5;
    } 
    40% { 
        transform: scale(1);
        opacity: 1;
    }
}

/* Premium Loader Styles (JavaScript-created overlay) */
.premium-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.3s ease-out;
}

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

.logo-morph {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
}

.morph-svg {
    width: 100%;
    height: 100%;
    fill: #38ef7d;
    stroke: #38ef7d;
    stroke-width: 2;
}

@keyframes logoMorph {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.05); }
    100% { transform: rotate(360deg) scale(1); }
}

.loading-text {
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
}

.loading-step {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 1rem;
    opacity: 0.9;
    font-weight: 500;
}

.loading-progress {
    width: 180px;
    height: 3px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    overflow: hidden;
    margin: 0 auto;
}

.loading-progress .progress-bar {
    height: 100%;
    background: #38ef7d;
    border-radius: 3px;
    transition: width 0.3s ease;
    width: 0%;
}

/* CSS-only fallback animation */
@keyframes autoHideOverlay {
    0% { opacity: 1; }
    90% { opacity: 1; }
    100% { opacity: 0; }
}

/* Auto-hide fallback - removes overlay after 3 seconds if JavaScript fails */
.loading-overlay {
    animation: autoHideOverlay 3s ease-out forwards;
}

.premium-loader {
    animation: autoHideOverlay 3s ease-out forwards;
}

/* Prevent auto-hide when JavaScript is managing the overlay */
.loading-overlay.js-managed,
.premium-loader.js-managed {
    animation: none;
}

/* Mobile optimizations */
@media (max-width: 768px) {
    .logo-morph {
        width: 50px;
        height: 50px;
    }
    
    .loading-step {
        font-size: 0.85rem;
    }
    
    .loading-progress {
        width: 150px;
    }
    
    .spinner-circle {
        width: 10px;
        height: 10px;
    }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    .loading-overlay,
    .premium-loader {
        animation-duration: 0.1s !important;
    }
    
    .spinner-circle {
        animation: none !important;
        background: #38ef7d;
        opacity: 1;
    }
    
    .morph-svg {
        animation: none !important;
    }
}

/* =============================================================================
   Page Scope & CSS Variables - Enhanced
   ============================================================================= */
.sustainability-impact-page {
    /* Premium Color Palette with Temperature Shifts */
    --si-primary: #1e3c72;
    --si-primary-dark: #0f1e3a;
    --si-accent: #2a5298;
    --si-success: #11998e;
    --si-eco: #38ef7d;
    --si-eco-dark: #2fb866;
    --si-eco-vibrant: #4eff8f;
    --si-eco-muted: #4db876;
    
    /* Advanced Gradient System */
    --si-primary-gradient: linear-gradient(135deg, var(--si-primary) 0%, var(--si-accent) 100%);
    --si-success-gradient: linear-gradient(135deg, var(--si-success) 0%, var(--si-eco) 100%);
    --si-eco-gradient: linear-gradient(135deg, #56ab2f 0%, #a8e063 100%);
    --si-premium-gradient: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.02) 100%);
    --si-mesh-gradient: radial-gradient(at 40% 20%, hsla(146, 100%, 76%, 0.2) 0px, transparent 50%),
                        radial-gradient(at 80% 0%, hsla(189, 100%, 81%, 0.15) 0px, transparent 50%),
                        radial-gradient(at 0% 50%, hsla(218, 100%, 70%, 0.1) 0px, transparent 50%),
                        radial-gradient(at 80% 50%, hsla(109, 100%, 77%, 0.15) 0px, transparent 50%),
                        radial-gradient(at 0% 100%, hsla(217, 100%, 65%, 0.2) 0px, transparent 50%);
    
    /* Premium Shadow System with Colored Glows */
    --si-shadow-xs: 0 2px 4px rgba(0, 0, 0, 0.04);
    --si-shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.06);
    --si-shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --si-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
    --si-shadow-premium: 0 24px 64px rgba(0, 0, 0, 0.16);
    --si-shadow-glow-sm: 0 4px 16px rgba(56, 239, 125, 0.15);
    --si-shadow-glow-md: 0 8px 32px rgba(56, 239, 125, 0.2);
    --si-shadow-glow-lg: 0 16px 48px rgba(56, 239, 125, 0.25);
    
    /* Apple-Style Frosted Glass */
    --si-glass-bg: rgba(255, 255, 255, 0.72);
    --si-glass-bg-heavy: rgba(255, 255, 255, 0.88);
    --si-glass-border: rgba(255, 255, 255, 0.18);
    --si-glass-blur: 20px;
    --si-glass-blur-heavy: 30px;
    
    /* Premium Easing Curves */
    --si-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --si-ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --si-ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
    --si-ease-spring: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --si-ease-smooth: cubic-bezier(0.23, 1, 0.32, 1);
    
    /* Variable Font Weight Range */
    --si-font-weight-normal: 400;
    --si-font-weight-medium: 500;
    --si-font-weight-semibold: 600;
    --si-font-weight-bold: 700;
    --si-font-weight-black: 900;
    
    /* Purposeful Spacing */
    --si-space-xs: 0.5rem;
    --si-space-sm: 1rem;
    --si-space-md: 1.5rem;
    --si-space-lg: 2rem;
    --si-space-xl: 3rem;
    --si-space-2xl: 4rem;
    
    /* Section Padding - Reduced for density */
    --si-section-padding: clamp(2rem, 4vw, 3rem);
    
    /* Typography */
    --si-font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
    --si-font-body: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
    --si-letter-spacing-tight: -0.02em;
    --si-letter-spacing-normal: -0.01em;
    
    /* Z-index Layers */
    --si-z-base: 1;
    --si-z-elevated: 10;
    --si-z-overlay: 50;
    --si-z-modal: 100;
    --si-z-top: 1000;
    
    /* Scroll-based color temperature */
    --si-scroll-progress: 0;
    --si-temp-shift: hsl(146, calc(70% + var(--si-scroll-progress) * 10%), calc(60% - var(--si-scroll-progress) * 10%));
}

/* Dark mode support */
@media (prefers-color-scheme: dark) and (prefers-color-scheme: light) {
    .sustainability-impact-page {
        --si-glass-bg: rgba(30, 30, 30, 0.88);
        --si-glass-border: rgba(255, 255, 255, 0.08);
    }
}

/* =============================================================================
   Premium Grain Texture & Depth System
   ============================================================================= */
.sustainability-impact-page::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--si-mesh-gradient);
    pointer-events: none;
    z-index: var(--si-z-base);
    opacity: 0.5;
    animation: meshFloat 20s ease-in-out infinite;
}

@keyframes meshFloat {
    0%, 100% { transform: scale(1) rotate(0deg); }
    33% { transform: scale(1.1) rotate(120deg); }
    66% { transform: scale(0.9) rotate(240deg); }
}

/* Noise texture for depth */
.sustainability-impact-page::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.03;
    z-index: var(--si-z-base);
    pointer-events: none;
    background-image: 
        url("data:image/svg+xml,%3Csvg viewBox='0 0 1024 1024' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.5'/%3E%3C/svg%3E");
}

/* =============================================================================
   Premium Animation Library
   ============================================================================= */

/* Smooth entrances */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.98);
        filter: blur(0.5px);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.88) translateZ(0);
    }
    to {
        opacity: 1;
        transform: scale(1) translateZ(0);
    }
}

/* Premium slide animations */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-60px) translateZ(0);
        filter: blur(1px);
    }
    to {
        opacity: 1;
        transform: translateX(0) translateZ(0);
        filter: blur(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(60px) translateZ(0);
        filter: blur(1px);
    }
    to {
        opacity: 1;
        transform: translateX(0) translateZ(0);
        filter: blur(0);
    }
}

/* Floating orb animation - Optimized for 60fps */
@keyframes floatOrb {
    0%, 100% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    25% {
        transform: translate3d(5px, -10px, 0) scale(1.01);
    }
    50% {
        transform: translate3d(-5px, -15px, 0) scale(1.02);
    }
    75% {
        transform: translate3d(3px, -8px, 0) scale(1.01);
    }
}

/* Premium breathing animation - Optimized for performance */
@keyframes breathe {
    0%, 100% {
        transform: scale(1) translateZ(0);
        filter: brightness(1);
    }
    50% {
        transform: scale(1.02) translateZ(0); /* Reduced scale for better performance */
        filter: brightness(1.05); /* Reduced brightness change */
    }
}

/* Gradient animations */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes liquidGradient {
    0% {
        background-size: 100% 100%;
        background-position: 0% 0%;
    }
    50% {
        background-size: 200% 200%;
        background-position: 100% 100%;
    }
    100% {
        background-size: 100% 100%;
        background-position: 0% 0%;
    }
}

/* Premium shimmer */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* Number morphing */
@keyframes morphNumber {
    0% {
        filter: blur(3px);
        opacity: 0;
        transform: scale(0.7) translateY(10px);
    }
    50% {
        filter: blur(0);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Split text reveal */
@keyframes splitTextReveal {
    from {
        clip-path: polygon(0 100%, 100% 100%, 100% 100%, 0% 100%);
        transform: translateY(1em);
    }
    to {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0% 100%);
        transform: translateY(0);
    }
}

/* Ken Burns effect */
@keyframes kenBurns {
    0% {
        transform: scale(1) translate(0, 0);
    }
    100% {
        transform: scale(1.2) translate(-5%, -5%);
    }
}

/* Liquid fill */
@keyframes liquidFill {
    0% {
        background-size: 0% 100%;
        background-position: 0 50%;
    }
    100% {
        background-size: 100% 100%;
        background-position: 0 50%;
    }
}

/* Magnetic hover pulse */
@keyframes magneticPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(56, 239, 125, 0.4);
    }
    100% {
        box-shadow: 0 0 0 20px rgba(56, 239, 125, 0);
    }
}

/* Variable font weight animation */
@keyframes fontWeightPulse {
    0%, 100% {
        font-variation-settings: 'wght' var(--si-font-weight-normal);
    }
    50% {
        font-variation-settings: 'wght' var(--si-font-weight-bold);
    }
}

/* =============================================================================
   Loading Skeleton Animation
   ============================================================================= */
.skeleton-loader {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* =============================================================================
   Hero Section - Premium Polish with Depth
   ============================================================================= */
.sustainability-impact-page .hero-section {
    background: var(--si-eco-gradient);
    background-size: 400% 400%;
    animation: liquidGradient 30s ease infinite;
    padding: var(--si-section-padding) 0;
    position: relative;
    overflow: hidden;
    margin-top: -1rem;
    isolation: isolate;
}

/* Animated gradient mesh background */
.sustainability-impact-page .hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    right: -50%;
    bottom: -50%;
    background: var(--si-mesh-gradient);
    animation: meshFloat 25s ease-in-out infinite;
    mix-blend-mode: overlay;
    opacity: 0.6;
}

/* Floating orbs layer */
.sustainability-impact-page .hero-section::after {
    content: '';
    position: absolute;
    top: 20%;
    left: 10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatOrb 12s ease-in-out infinite;
    filter: blur(40px);
}

/* Additional floating orbs (via pseudo elements on container) */
.sustainability-impact-page .hero-section .container::before,
.sustainability-impact-page .hero-section .container::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    animation: floatOrb 15s ease-in-out infinite;
}

.sustainability-impact-page .hero-section .container::before {
    top: 60%;
    right: 5%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(56, 239, 125, 0.15) 0%, transparent 70%);
    animation-delay: -5s;
}

.sustainability-impact-page .hero-section .container::after {
    bottom: 10%;
    left: 30%;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(42, 82, 152, 0.1) 0%, transparent 70%);
    animation-delay: -10s;
}

.sustainability-impact-page .hero-section .container {
    position: relative;
    z-index: var(--si-z-elevated);
}

/* Premium text animations with split effect */
.sustainability-impact-page .hero-section h1 {
    font-family: var(--si-font-display);
    font-weight: var(--si-font-weight-black);
    letter-spacing: var(--si-letter-spacing-tight);
    margin-bottom: var(--si-space-md);
    animation: fadeInUp 0.8s var(--si-ease-smooth);
    animation-fill-mode: both;
    line-height: 1.1;
    background: linear-gradient(135deg, var(--si-primary-dark) 0%, var(--si-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

/* Subtle text shimmer on hover */
.sustainability-impact-page .hero-section h1:hover {
    background-image: linear-gradient(
        135deg,
        var(--si-primary-dark) 0%,
        var(--si-primary) 45%,
        rgba(255, 255, 255, 0.9) 50%,
        var(--si-primary) 55%,
        var(--si-primary-dark) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 2s linear;
}

.sustainability-impact-page .hero-section .lead {
    font-family: var(--si-font-body);
    font-size: 1.125rem;
    font-weight: var(--si-font-weight-normal);
    line-height: 1.7;
    margin-bottom: var(--si-space-lg);
    opacity: 0.85;
    animation: fadeInUp 0.8s 0.15s var(--si-ease-smooth);
    animation-fill-mode: both;
    max-width: 600px;
}

/* Premium button with haptic-style feedback */
.sustainability-impact-page .hero-section .btn {
    font-weight: var(--si-font-weight-semibold);
    padding: 1rem 2.5rem;
    border-radius: 12px;
    animation: fadeInScale 0.8s 0.3s var(--si-ease-smooth);
    animation-fill-mode: both;
    transition: all 0.3s var(--si-ease-out);
    box-shadow: var(--si-shadow-sm);
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--si-eco) 0%, var(--si-eco-dark) 100%);
    border: none;
    color: white;
}

.sustainability-impact-page .hero-section .btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.sustainability-impact-page .hero-section .btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--si-shadow-glow-md);
}

.sustainability-impact-page .hero-section .btn:hover::before {
    width: 300px;
    height: 300px;
}

.sustainability-impact-page .hero-section .btn:active {
    transform: translateY(-1px) scale(1);
    transition: all 0.1s;
}

/* Floating icon with premium animation */
.sustainability-impact-page .hero-section .fa-chart-line {
    animation: floatOrb 8s ease-in-out infinite;
    display: inline-block;
}

/* =============================================================================
   Metric Cards - Apple-Style Frosted Glass
   ============================================================================= */
.sustainability-impact-page .metric-card {
    background: var(--si-glass-bg);
    backdrop-filter: blur(var(--si-glass-blur-heavy));
    -webkit-backdrop-filter: blur(var(--si-glass-blur-heavy));
    border: 1px solid var(--si-glass-border);
    border-radius: 20px;
    padding: var(--si-space-lg) var(--si-space-lg);
    transition: all 0.4s var(--si-ease-smooth);
    animation: fadeInScale 0.6s var(--si-ease-out-expo);
    animation-fill-mode: both;
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 0 0 0.5px rgba(255, 255, 255, 0.1) inset,
        var(--si-shadow-sm),
        0 20px 40px -20px rgba(56, 239, 125, 0.1);
    will-change: transform;
}

/* Glass refraction effect */
.sustainability-impact-page .metric-card::before {
    content: '';
    position: absolute;
    top: -100%;
    left: -100%;
    right: -100%;
    bottom: -100%;
    background: 
        radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), 
            rgba(255, 255, 255, 0.1) 0%, 
            transparent 50%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

/* Premium shimmer layer */
.sustainability-impact-page .metric-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        105deg,
        transparent 40%,
        rgba(255, 255, 255, 0.1) 50%,
        transparent 60%
    );
    transform: translateX(-100%);
    transition: transform 0.8s var(--si-ease-out-expo);
}

/* Magnetic hover effect - Optimized for performance */
.sustainability-impact-page .metric-card:hover {
    transform: translate3d(0, -4px, 0); /* Simplified transform for better performance */
    box-shadow: 
        0 0 0 0.5px rgba(255, 255, 255, 0.2) inset,
        var(--si-shadow-glow-md),
        0 20px 40px -20px rgba(56, 239, 125, 0.2); /* Reduced shadow for performance */
    border-color: rgba(255, 255, 255, 0.3);
}

.sustainability-impact-page .metric-card:hover::before {
    opacity: 1;
}

.sustainability-impact-page .metric-card:hover::after {
    transform: translateX(100%);
}

/* 3D card perspective on hover */
.sustainability-impact-page .metrics-grid {
    perspective: 1000px;
}

/* Stagger animation for metric cards */
.sustainability-impact-page .metric-card:nth-child(1) { animation-delay: 0.05s; }
.sustainability-impact-page .metric-card:nth-child(2) { animation-delay: 0.1s; }
.sustainability-impact-page .metric-card:nth-child(3) { animation-delay: 0.15s; }
.sustainability-impact-page .metric-card:nth-child(4) { animation-delay: 0.2s; }

/* Compact metric grid */
.sustainability-impact-page .metrics-grid {
    display: grid;
    gap: var(--si-space-md);
    margin-bottom: var(--si-space-xl);
}

/* =============================================================================
   Icon Wrappers - Premium with Breathing Animation
   ============================================================================= */
.sustainability-impact-page .icon-wrapper {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, 
        rgba(56, 239, 125, 0.1) 0%, 
        rgba(56, 239, 125, 0.05) 100%);
    box-shadow: 
        0 0 0 1px rgba(56, 239, 125, 0.1) inset,
        0 4px 12px -4px rgba(56, 239, 125, 0.2);
    animation: breathe 4s ease-in-out infinite;
}

/* Pulse ring effect */
.sustainability-impact-page .icon-wrapper::before,
.sustainability-impact-page .icon-wrapper::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    border-radius: inherit;
    border: 1px solid rgba(56, 239, 125, 0.3);
    transform: translate(-50%, -50%);
    animation: magneticPulse 2s ease-out infinite;
}

.sustainability-impact-page .icon-wrapper::after {
    animation-delay: 1s;
}

.sustainability-impact-page .icon-wrapper i {
    position: relative;
    z-index: 1;
    transition: all 0.3s var(--si-ease-spring);
    color: var(--si-eco-dark);
}

.sustainability-impact-page .metric-card:hover .icon-wrapper {
    transform: scale(1.1) rotate(-5deg);
    background: linear-gradient(135deg, 
        rgba(56, 239, 125, 0.15) 0%, 
        rgba(56, 239, 125, 0.1) 100%);
}

.sustainability-impact-page .metric-card:hover .icon-wrapper i {
    transform: scale(1.1) rotate(10deg);
    color: var(--si-eco);
}

/* =============================================================================
   Metric Values - Number Morphing & Premium Typography
   ============================================================================= */
.sustainability-impact-page .metric-value {
    font-size: 2.5rem;
    font-weight: var(--si-font-weight-black);
    font-family: var(--si-font-display);
    background: linear-gradient(135deg, 
        var(--si-primary-dark) 0%, 
        var(--si-primary) 50%,
        var(--si-accent) 100%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: var(--si-space-md) 0 var(--si-space-xs);
    transition: all 0.4s var(--si-ease-smooth);
    line-height: 1;
    letter-spacing: -0.03em;
    position: relative;
    display: inline-block;
}

/* Number morphing on hover */
.sustainability-impact-page .metric-card:hover .metric-value {
    transform: scale(1.08);
    background-position: 100% 0;
    animation: fontWeightPulse 2s ease-in-out infinite;
}

/* Metric value counter animation */
.sustainability-impact-page .metric-value[data-count] {
    animation: morphNumber 1s var(--si-ease-out-expo) forwards;
}

.sustainability-impact-page .metric-change {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-weight: var(--si-font-weight-semibold);
    font-size: 0.875rem;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    background: rgba(56, 239, 125, 0.1);
    color: var(--si-eco-dark);
    animation: none;
    transition: all 0.3s var(--si-ease-out);
}

.sustainability-impact-page .metric-change:hover {
    background: rgba(56, 239, 125, 0.15);
    transform: scale(1.05);
}

.sustainability-impact-page .metric-change .fa-arrow-up {
    animation: breathe 3s ease-in-out infinite;
}

.sustainability-impact-page .metric-label {
    font-size: 0.9375rem;
    font-weight: var(--si-font-weight-medium);
    color: #64748b;
    margin-bottom: 0;
    letter-spacing: -0.01em;
    transition: color 0.3s;
}

.sustainability-impact-page .metric-card:hover .metric-label {
    color: #475569;
}

/* =============================================================================
   Dashboard Cards - Refined Spacing
   ============================================================================= */
.sustainability-impact-page .dashboard-card {
    background: white;
    border-radius: 16px;
    padding: var(--si-space-lg);
    box-shadow: var(--si-shadow-sm);
    transition: all 0.3s var(--si-ease-out);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.sustainability-impact-page .dashboard-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(56, 239, 125, 0.05) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

.sustainability-impact-page .dashboard-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--si-shadow-lg);
    border-color: rgba(56, 239, 125, 0.2);
}

.sustainability-impact-page .dashboard-card:hover::after {
    opacity: 1;
}

/* Section spacing refinements */
.sustainability-impact-page section {
    padding: var(--si-section-padding) 0;
}

.sustainability-impact-page section + section {
    padding-top: 0;
}

.sustainability-impact-page .section-header {
    margin-bottom: var(--si-space-xl);
}

.sustainability-impact-page .section-header h2 {
    font-family: var(--si-font-display);
    font-weight: 700;
    letter-spacing: var(--si-letter-spacing-tight);
    margin-bottom: var(--si-space-sm);
}

.sustainability-impact-page .section-header p {
    font-size: 1rem;
    color: #6b7280;
    margin-bottom: 0;
}

/* =============================================================================
   Chart Controls - Premium Toggles
   ============================================================================= */
.sustainability-impact-page .chart-controls {
    display: flex;
    gap: var(--si-space-sm);
    margin-bottom: var(--si-space-lg);
    flex-wrap: wrap;
}

.sustainability-impact-page .chart-control-btn {
    padding: 0.625rem 1.25rem;
    border: 2px solid transparent;
    background: #f8f9fa;
    border-radius: 24px;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.2s var(--si-ease-out);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.sustainability-impact-page .chart-control-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--si-eco-gradient);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
}

.sustainability-impact-page .chart-control-btn:hover::before {
    width: 200px;
    height: 200px;
}

.sustainability-impact-page .chart-control-btn:hover {
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--si-shadow-sm);
}

.sustainability-impact-page .chart-control-btn.active {
    background: var(--si-eco-gradient);
    color: white;
    box-shadow: var(--si-shadow-sm);
}

.sustainability-impact-page .chart-control-btn span {
    position: relative;
    z-index: 1;
}

/* =============================================================================
   Progress Bars - Sleek & Minimal
   ============================================================================= */
.sustainability-impact-page .progress {
    background: #f0f3f6;
    border-radius: 8px;
    overflow: visible;
    position: relative;
    height: 8px;
}

.sustainability-impact-page .progress-bar {
    background: var(--si-success-gradient);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    animation: slideInLeft 0.8s var(--si-ease-out);
    animation-fill-mode: both;
    height: 100%;
}

.sustainability-impact-page .progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transform: translateX(-100%);
    animation: shimmer 2s infinite;
}

/* =============================================================================
   Story Cards - Magazine-Style Editorial
   ============================================================================= */
.sustainability-impact-page .story-card {
    border: none;
    border-radius: 20px;
    transition: all 0.4s var(--si-ease-smooth);
    animation: fadeInUp 0.8s var(--si-ease-out-expo);
    animation-fill-mode: both;
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 0 0 1px rgba(0, 0, 0, 0.04),
        var(--si-shadow-sm);
    background: white;
    padding: 0;
    cursor: pointer;
}

.sustainability-impact-page .story-card:nth-child(1) { animation-delay: 0.1s; }
.sustainability-impact-page .story-card:nth-child(2) { animation-delay: 0.2s; }
.sustainability-impact-page .story-card:nth-child(3) { animation-delay: 0.3s; }

/* Ken Burns effect on image */
.sustainability-impact-page .story-image-wrapper {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: #f8f9fa;
}

.sustainability-impact-page .story-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 10s var(--si-ease-smooth);
}

.sustainability-impact-page .story-card:hover .story-image {
    transform: scale(1.1) translate(-2%, -2%);
    animation: kenBurns 20s ease-in-out infinite alternate;
}

/* Reading progress indicator */
.sustainability-impact-page .story-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, 
        var(--si-eco) 0%, 
        var(--si-eco) var(--read-progress, 0%), 
        transparent var(--read-progress, 0%));
    transform: translateY(-100%);
    transition: transform 0.3s var(--si-ease-out);
    z-index: 2;
}

.sustainability-impact-page .story-card:hover::before {
    transform: translateY(0);
}

/* Premium content styling */
.sustainability-impact-page .story-content {
    padding: var(--si-space-lg);
}

.sustainability-impact-page .story-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 
        0 0 0 1px rgba(56, 239, 125, 0.1),
        var(--si-shadow-glow-lg);
}

/* Magazine-style typography */
.sustainability-impact-page .story-title {
    font-family: var(--si-font-display);
    font-size: 1.25rem;
    font-weight: var(--si-font-weight-bold);
    line-height: 1.3;
    margin-bottom: var(--si-space-sm);
    color: var(--si-primary-dark);
    letter-spacing: -0.02em;
}

.sustainability-impact-page .story-excerpt {
    font-family: var(--si-font-body);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: #64748b;
    margin-bottom: var(--si-space-md);
}

/* Pull quote styling */
.sustainability-impact-page .pull-quote {
    position: relative;
    padding: var(--si-space-md) 0;
    margin: var(--si-space-lg) 0;
    font-size: 1.25rem;
    font-weight: var(--si-font-weight-medium);
    font-style: italic;
    color: var(--si-eco-dark);
    border-left: 4px solid var(--si-eco);
    padding-left: var(--si-space-md);
    animation: slideInLeft 0.8s var(--si-ease-out-expo);
    animation-fill-mode: both;
}

.sustainability-impact-page .pull-quote::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: -10px;
    font-size: 4rem;
    color: var(--si-eco);
    opacity: 0.2;
    font-family: Georgia, serif;
}

/* Story avatar with premium styling */
.sustainability-impact-page .story-avatar {
    width: 48px;
    height: 48px;
    background: var(--si-eco-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    transition: all 0.3s var(--si-ease-spring);
    box-shadow: 0 4px 12px -4px rgba(56, 239, 125, 0.3);
}

.sustainability-impact-page .story-card:hover .story-avatar {
    transform: scale(1.1) rotate(-10deg);
    box-shadow: 0 8px 24px -8px rgba(56, 239, 125, 0.4);
}

/* Author info styling */
.sustainability-impact-page .story-author {
    display: flex;
    align-items: center;
    gap: var(--si-space-sm);
    font-size: 0.875rem;
    color: #94a3b8;
}

.sustainability-impact-page .story-date {
    font-size: 0.8125rem;
    color: #cbd5e1;
}

/* =============================================================================
   Certification Badges - Trust Indicators
   ============================================================================= */
.sustainability-impact-page .certification-badge {
    padding: var(--si-space-lg);
    border-radius: 12px;
    background: white;
    box-shadow: var(--si-shadow-xs);
    transition: all 0.2s var(--si-ease-out);
    animation: fadeInScale 0.6s var(--si-ease-out);
    animation-fill-mode: both;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.sustainability-impact-page .certification-badge:nth-child(1) { animation-delay: 0.05s; }
.sustainability-impact-page .certification-badge:nth-child(2) { animation-delay: 0.1s; }
.sustainability-impact-page .certification-badge:nth-child(3) { animation-delay: 0.15s; }
.sustainability-impact-page .certification-badge:nth-child(4) { animation-delay: 0.2s; }

.sustainability-impact-page .certification-badge:hover {
    transform: translateY(-3px);
    box-shadow: var(--si-shadow-md);
    border-color: rgba(56, 239, 125, 0.2);
}

.sustainability-impact-page .certification-icon {
    font-size: 2.5rem;
    color: var(--si-eco);
    margin-bottom: var(--si-space-sm);
    transition: transform 0.2s var(--si-bounce);
}

.sustainability-impact-page .certification-badge:hover .certification-icon {
    transform: scale(1.1);
}

/* =============================================================================
   Comparison Cards - Clear Contrast
   ============================================================================= */
.sustainability-impact-page .comparison-card {
    background: #f8f9fa;
    padding: var(--si-space-md);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.sustainability-impact-page .comparison-vs {
    background: var(--si-eco-gradient);
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.875rem;
    box-shadow: var(--si-shadow-sm);
}

/* =============================================================================
   Filter Section - Clean Controls with Improved Layout
   ============================================================================= */
.sustainability-impact-page .filter-section {
    background: white;
    border-radius: 12px;
    padding: var(--si-space-lg);
    box-shadow: var(--si-shadow-xs);
    animation: fadeInUp 0.4s var(--si-ease-out);
    border: 1px solid rgba(0, 0, 0, 0.04);
    margin-bottom: var(--si-space-xl);
}

/* Chart controls layout improvements */
.sustainability-impact-page .chart-controls-wrapper {
    display: flex;
    justify-content: center;
    padding: var(--si-space-md) 0;
    margin-bottom: var(--si-space-lg);
}

.sustainability-impact-page .chart-header {
    display: block;
    padding-bottom: var(--si-space-md);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    margin-bottom: 0;
}

.sustainability-impact-page .chart-title-section {
    text-align: center;
}

/* =============================================================================
   Parallax Effect
   ============================================================================= */
.parallax-container {
    position: relative;
    overflow: hidden;
}

.parallax-element {
    position: absolute;
    will-change: transform;
    transition: transform 0.1s linear;
}

/* =============================================================================
   Particle Effects (for JavaScript)
   ============================================================================= */
.particle {
    position: absolute;
    background: rgba(56, 239, 125, 0.5);
    border-radius: 50%;
    pointer-events: none;
    animation: floatParticle 10s infinite;
}

@keyframes floatParticle {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) scale(1);
        opacity: 0;
    }
}

/* =============================================================================
   Premium Loading States with Logo Animation
   ============================================================================= */
.sustainability-impact-page .loading-spinner {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    z-index: var(--si-z-modal);
}

/* Multi-layer spinner */
.sustainability-impact-page .loading-spinner::before,
.sustainability-impact-page .loading-spinner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
}

.sustainability-impact-page .loading-spinner::before {
    border-top-color: var(--si-eco);
    border-bottom-color: var(--si-eco);
    animation-delay: -0.45s;
}

.sustainability-impact-page .loading-spinner::after {
    border-right-color: var(--si-eco-dark);
    border-left-color: var(--si-eco-dark);
    animation-direction: reverse;
}

/* Premium loading overlay */
.sustainability-impact-page .loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--si-z-modal);
    animation: fadeIn 0.3s ease-out;
}

/* Logo pulse during loading */
.sustainability-impact-page .loading-logo {
    width: 80px;
    height: 80px;
    animation: breathe 2s ease-in-out infinite;
    filter: drop-shadow(0 4px 20px rgba(56, 239, 125, 0.3));
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* =============================================================================
   Scroll Animations
   ============================================================================= */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s var(--animation-smooth);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-on-scroll.slide-left {
    transform: translateX(-50px);
}

.animate-on-scroll.slide-left.visible {
    transform: translateX(0);
}

.animate-on-scroll.slide-right {
    transform: translateX(50px);
}

.animate-on-scroll.slide-right.visible {
    transform: translateX(0);
}

/* =============================================================================
   Typography - Editorial Premium Feel
   ============================================================================= */
.sustainability-impact-page .display-4,
.sustainability-impact-page .display-5 {
    font-family: var(--si-font-display);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: var(--si-letter-spacing-tight);
}

.sustainability-impact-page .lead {
    font-size: 1.125rem;
    font-weight: 400;
    line-height: 1.7;
    color: #4b5563;
}

.sustainability-impact-page h1,
.sustainability-impact-page h2,
.sustainability-impact-page h3,
.sustainability-impact-page h4,
.sustainability-impact-page h5,
.sustainability-impact-page h6 {
    font-family: var(--si-font-display);
    letter-spacing: -0.01em;
}

/* Premium text gradient effect */
.sustainability-impact-page .text-gradient {
    background: var(--si-eco-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Editorial paragraph styling */
.sustainability-impact-page p {
    line-height: 1.7;
}

.sustainability-impact-page .text-muted {
    color: #6b7280 !important;
}

/* =============================================================================
   Premium Button Styles with Haptic Feedback
   ============================================================================= */
.sustainability-impact-page .btn {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    transition: all 0.3s var(--si-ease-smooth);
}

.sustainability-impact-page .btn-primary {
    background: linear-gradient(135deg, var(--si-eco) 0%, var(--si-eco-dark) 100%);
    border: none;
    font-weight: var(--si-font-weight-semibold);
    padding: 0.875rem 2rem;
    border-radius: 12px;
    box-shadow: 
        0 2px 4px rgba(0, 0, 0, 0.1),
        0 4px 8px -2px rgba(56, 239, 125, 0.3);
    color: white;
}

/* Ripple effect on click */
.sustainability-impact-page .btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.sustainability-impact-page .btn:active::before {
    width: 300px;
    height: 300px;
    transition: width 0s, height 0s;
}

/* Magnetic hover effect */
.sustainability-impact-page .btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.1),
        0 8px 16px -4px rgba(56, 239, 125, 0.4);
    background-size: 200% 100%;
    background-position: 100% 0;
}

/* Button press effect */
.sustainability-impact-page .btn-primary:active {
    transform: translateY(-1px) scale(0.98);
    transition: all 0.1s;
    box-shadow: 
        0 1px 2px rgba(0, 0, 0, 0.1),
        0 2px 4px -2px rgba(56, 239, 125, 0.3);
}

.sustainability-impact-page .btn-outline-primary {
    border: 2px solid var(--si-eco);
    color: var(--si-eco-dark);
    font-weight: var(--si-font-weight-semibold);
    background: transparent;
    position: relative;
    border-radius: 12px;
    padding: 0.875rem 2rem;
}

/* Fill animation on hover */
.sustainability-impact-page .btn-outline-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--si-eco-gradient);
    border-radius: inherit;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s var(--si-ease-smooth);
    z-index: -1;
}

.sustainability-impact-page .btn-outline-primary:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--si-shadow-glow-sm);
    border-color: transparent;
}

.sustainability-impact-page .btn-outline-primary:hover::after {
    transform: scaleX(1);
}

/* Premium form controls */
.sustainability-impact-page .form-control,
.sustainability-impact-page .form-select {
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: all 0.2s var(--si-ease-out);
    font-size: 0.9375rem;
}

.sustainability-impact-page .form-control:focus,
.sustainability-impact-page .form-select:focus {
    border-color: var(--si-eco);
    box-shadow: 0 0 0 0.2rem rgba(56, 239, 125, 0.15);
}

/* =============================================================================
   Responsive Adjustments
   ============================================================================= */
@media (max-width: 768px) {
    .sustainability-impact-page {
        --si-section-padding: 1.5rem;
        --si-space-xl: 2rem;
        --si-space-2xl: 3rem;
    }
    
    .sustainability-impact-page .metric-value {
        font-size: 1.75rem;
    }
    
    .sustainability-impact-page .dashboard-card {
        padding: var(--si-space-md);
    }
    
    .sustainability-impact-page .chart-control-btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .sustainability-impact-page .metrics-grid {
        gap: var(--si-space-sm);
    }
}

/* =============================================================================
   Print Styles
   ============================================================================= */
@media print {
    .hero-section {
        background: none;
        animation: none;
    }
    
    .metric-card, .dashboard-card, .story-card {
        box-shadow: none;
        page-break-inside: avoid;
    }
    
    .btn, .chart-controls {
        display: none;
    }
}

/* =============================================================================
   Accessibility Enhancements
   ============================================================================= */
/* Enhanced performance for reduced motion */
@media (prefers-reduced-motion: reduce) {
    .sustainability-impact-page *,
    .sustainability-impact-page *::before,
    .sustainability-impact-page *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        transform: none !important;
    }
    
    .sustainability-impact-page .metric-card:hover,
    .sustainability-impact-page .story-card:hover {
        transform: none !important;
    }
}

/* Focus visible for keyboard navigation */
*:focus-visible {
    outline: 3px solid #38ef7d;
    outline-offset: 3px;
}

/* =============================================================================
   Custom Scrollbar - Page Scoped
   ============================================================================= */
.sustainability-impact-page::-webkit-scrollbar {
    width: 10px;
}

.sustainability-impact-page::-webkit-scrollbar-track {
    background: #f5f5f5;
}

.sustainability-impact-page::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--si-eco) 0%, var(--si-eco-dark) 100%);
    border-radius: 5px;
}

.sustainability-impact-page::-webkit-scrollbar-thumb:hover {
    background: var(--si-eco-dark);
}

/* =============================================================================
   Magnetic Cursor Effects
   ============================================================================= */
.sustainability-impact-page [data-magnetic] {
    transition: transform 0.2s var(--si-ease-out);
}

.sustainability-impact-page [data-magnetic]:hover {
    transform: translate(var(--mx, 0), var(--my, 0));
}

/* =============================================================================
   Ambient Particle System
   ============================================================================= */
.sustainability-impact-page .particle-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--si-z-base);
    overflow: hidden;
}

.sustainability-impact-page .ambient-particle {
    position: absolute;
    background: radial-gradient(circle, rgba(56, 239, 125, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    will-change: transform;
    animation: floatAmbient 20s infinite;
}

@keyframes floatAmbient {
    0% {
        transform: translateY(100vh) translateX(0) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100vh) translateX(100px) scale(1.5);
        opacity: 0;
    }
}

/* =============================================================================
   Premium Tooltip Styles
   ============================================================================= */
.sustainability-impact-page .tooltip {
    position: absolute;
    background: var(--si-glass-bg-heavy);
    backdrop-filter: blur(var(--si-glass-blur));
    -webkit-backdrop-filter: blur(var(--si-glass-blur));
    border: 1px solid var(--si-glass-border);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    color: var(--si-primary-dark);
    box-shadow: var(--si-shadow-md);
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s var(--si-ease-smooth);
    pointer-events: none;
    z-index: var(--si-z-overlay);
}

.sustainability-impact-page .tooltip.show {
    opacity: 1;
    transform: translateY(0);
}

/* =============================================================================
   Card Stack Animation
   ============================================================================= */
.sustainability-impact-page .card-stack {
    position: relative;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.sustainability-impact-page .card-stack .card {
    transition: all 0.6s var(--si-ease-smooth);
    transform-origin: center bottom;
}

.sustainability-impact-page .card-stack .card:nth-child(1) {
    transform: translateZ(0) translateY(0);
}

.sustainability-impact-page .card-stack .card:nth-child(2) {
    transform: translateZ(-20px) translateY(20px);
    opacity: 0.9;
}

.sustainability-impact-page .card-stack .card:nth-child(3) {
    transform: translateZ(-40px) translateY(40px);
    opacity: 0.8;
}

.sustainability-impact-page .card-stack:hover .card:nth-child(1) {
    transform: translateZ(40px) translateY(-20px) rotateX(5deg);
}

.sustainability-impact-page .card-stack:hover .card:nth-child(2) {
    transform: translateZ(20px) translateY(0) rotateX(2deg);
}

.sustainability-impact-page .card-stack:hover .card:nth-child(3) {
    transform: translateZ(0) translateY(20px) rotateX(0);
}

/* =============================================================================
   Scroll-based Color Temperature Shift
   ============================================================================= */
.sustainability-impact-page[data-scroll-progress] {
    --si-scroll-temp: calc(var(--si-scroll-progress) * 0.1);
}

.sustainability-impact-page[data-scroll-progress] .hero-section {
    filter: hue-rotate(calc(var(--si-scroll-temp) * 10deg));
    transition: filter 0.3s ease;
}

/* =============================================================================
   Premium Focus States
   ============================================================================= */
.sustainability-impact-page *:focus-visible {
    outline: none;
    box-shadow: 
        0 0 0 3px rgba(56, 239, 125, 0.2),
        0 0 0 6px rgba(56, 239, 125, 0.1);
    border-radius: inherit;
}

.sustainability-impact-page .btn:focus-visible {
    transform: scale(1.02);
}

/* =============================================================================
   Footer Protection
   ============================================================================= */
.sustainability-impact-page + footer,
.sustainability-impact-page ~ footer {
    /* Reset any inherited styles */
    all: revert;
}

/* Ensure no styles leak to footer */
.sustainability-impact-page {
    contain: style layout;
}

/* =============================================================================
   Premium Performance Optimizations
   ============================================================================= */
.sustainability-impact-page * {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.sustainability-impact-page img {
    image-rendering: -webkit-optimize-contrast;
}

/* GPU acceleration for animations - Optimized for 60fps */
.sustainability-impact-page .metric-card:hover,
.sustainability-impact-page .story-card:hover,
.sustainability-impact-page .btn:hover {
    will-change: transform;
}

.sustainability-impact-page .metric-card,
.sustainability-impact-page .story-card,
.sustainability-impact-page .btn {
    will-change: auto;
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* Remove will-change after animations to improve performance */
.sustainability-impact-page .metric-card:not(:hover),
.sustainability-impact-page .story-card:not(:hover),
.sustainability-impact-page .btn:not(:hover) {
    will-change: auto;
}

/* Optimize heavy animations for mobile */
@media (max-width: 768px) {
    .sustainability-impact-page .metric-card,
    .sustainability-impact-page .story-card {
        transition-duration: 0.2s !important;
    }
    
    .sustainability-impact-page .metric-card:hover,
    .sustainability-impact-page .story-card:hover {
        transform: translateY(-2px) !important; /* Reduced transform for mobile */
    }
}
/* =============================================================================
   LOCATION-BASED FEATURES
   ============================================================================= */

/* Location Permission Banner */
.location-banner {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 800px;
    padding: 1rem 1.5rem;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateX(-50%) translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
}

.location-banner-content {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.location-icon {
    font-size: 2rem;
    color: #38ef7d;
    animation: pulse 2s infinite;
}

/* Your Area Impact Section */
.area-impact-section {
    background: linear-gradient(135deg, #f6f9fc 0%, #e9f1f7 100%);
    position: relative;
    overflow: hidden;
}

.area-impact-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(56, 239, 125, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.local-metric-card {
    padding: 1.5rem;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.7);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    text-align: center;
}

.local-metric-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.local-metric-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, #38ef7d 0%, #11998e 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.local-metric-card h3 {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.local-metric-card h6 {
    font-size: 0.875rem;
    font-weight: 500;
    color: #6b7280;
}

.local-metric-card .small {
    font-size: 0.8rem;
}

/* Location-aware CTA adjustments */
.cta-content .text-muted.small {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    display: inline-block;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .location-banner {
        width: 95%;
        top: 70px;
    }
    
    .location-banner-content {
        flex-direction: column;
        text-align: center;
    }
    
    .col-lg-4.text-lg-end {
        text-align: center \!important;
        margin-top: 1rem;
    }
    
    .local-metric-card h3 {
        font-size: 1.5rem;
    }
}
EOF < /dev/null