/* Collaboration Earth Integration Styles */
/* Shared across all integrated pages */

/* Accessibility Styles */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: #2c5f2d;
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    border-radius: 0 0 4px 0;
    z-index: 10000;
    font-weight: 600;
}

.skip-link:focus {
    top: 0;
    outline: 3px solid #1976d2;
    outline-offset: 2px;
}

/* Visually hidden but accessible to screen readers */
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border-width: 0 !important;
}

/* Focus visible styles for keyboard navigation */
*:focus-visible {
    outline: 3px solid #1976d2;
    outline-offset: 2px;
}

:root {
    /* CE Color Palette - extracted from environmental themes */
    --ce-primary: #2c5f2d;        /* Earth green */
    --ce-secondary: #1976d2;      /* Sky blue */
    --ce-accent: #ff6b35;         /* Action orange */
    --ce-dark: #1a1a1a;
    --ce-light: #f5f5f5;
    --ce-white: #ffffff;
    
    /* Grays */
    --ce-gray-100: #f8f9fa;
    --ce-gray-200: #e9ecef;
    --ce-gray-300: #dee2e6;
    --ce-gray-700: #495057;
    --ce-gray-900: #212529;
    
    /* Semantic colors */
    --ce-success: #28a745;
    --ce-warning: #ffc107;
    --ce-danger: #dc3545;
    --ce-info: #17a2b8;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-heading: 'Georgia', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--ce-dark);
    background: var(--ce-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header Styles */
.ce-header {
    background: linear-gradient(135deg, #1e4620 0%, #2c5f2d 100%);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    flex-direction: column;
    text-align: center;
    padding: 1.5rem 0;
    gap: 0.5rem;
    align-items: center;
}

.ce-logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
    flex-direction: row;
    margin-bottom: 0.25rem;
}

.logo-main {
    height: 65px;
    width: auto;
    filter: brightness(1.1);
}

.logo-secondary {
    height: 52px;
    width: auto;
    filter: brightness(1.1);
    margin-left: 1rem;
}

.ce-tagline {
    display: none;
}

.ce-navigation {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    margin-top: 0;
}

.nav-link {
    color: rgba(255, 255, 255, 0.95);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.85rem;
    padding: 0.5rem 0.9rem;
    border-radius: 6px;
    transition: all 0.3s ease;
    white-space: nowrap;
    border: 1px solid transparent;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.nav-link.active {
    background: rgba(255, 255, 255, 0.25);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.3);
    font-weight: 600;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--ce-primary) 0%, var(--ce-secondary) 100%);
    color: var(--ce-white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.page-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Hero Section */
.hero-section {
    padding: var(--spacing-xl) 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.hero-text h1 {
    font-size: 2rem;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--ce-dark);
    font-family: var(--font-heading);
}

.hero-highlight {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--ce-primary);
    margin-top: var(--spacing-md);
}

/* Mission Section */
.mission-section {
    padding: var(--spacing-xl) 0;
    background: var(--ce-gray-100);
}

.mission-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.mission-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.mission-text h2 {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    color: var(--ce-primary);
    font-family: var(--font-heading);
}

.mission-text p {
    margin-bottom: var(--spacing-md);
    text-align: justify;
}

/* Country Carbon Footprint Section */
.country-footprint-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.country-footprint-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--ce-primary);
    font-family: var(--font-heading);
}

.footprint-selector {
    max-width: 900px;
    margin: 0 auto;
}

.selector-wrapper {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.selector-wrapper label {
    display: block;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--ce-gray-800);
    margin-bottom: var(--spacing-sm);
}

.country-dropdown {
    width: 100%;
    max-width: 400px;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    border: 2px solid var(--ce-gray-300);
    border-radius: var(--radius-md);
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.country-dropdown:hover {
    border-color: var(--ce-primary);
}

.country-dropdown:focus {
    outline: none;
    border-color: var(--ce-secondary);
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

.footprint-result {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.footprint-result.show {
    opacity: 1;
    transform: translateY(0);
}

.result-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-lg);
}

.result-flag {
    font-size: 4rem;
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.result-data {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.result-data h3 {
    font-size: 2rem;
    color: var(--ce-primary);
    margin-bottom: var(--spacing-md);
}

.result-number {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: var(--spacing-sm);
}

.tonnes-value {
    font-size: 4rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--ce-primary) 0%, var(--ce-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tonnes-unit {
    font-size: 1.2rem;
    color: var(--ce-gray-600);
    font-weight: 500;
}

.result-context {
    font-size: 1.1rem;
    font-weight: 600;
    margin-top: var(--spacing-sm);
}

.result-visual {
    margin-top: var(--spacing-lg);
}

.footprint-gauge {
    width: 100%;
    height: 40px;
    background: var(--ce-gray-200);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    margin-bottom: var(--spacing-sm);
}

.gauge-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--ce-primary) 0%, var(--ce-secondary) 100%);
    border-radius: 20px;
    transition: width 1s ease, background 0.5s ease;
    position: relative;
}

.gauge-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.3) 50%, transparent 100%);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.gauge-label {
    text-align: center;
    font-size: 0.9rem;
    color: var(--ce-gray-600);
    margin: 0;
}

.footprint-cta {
    background: linear-gradient(135deg, var(--ce-primary) 0%, var(--ce-secondary) 100%);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    color: white;
}

.cta-message {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    color: white;
}

.btn-calculator {
    display: inline-block;
    background: white;
    color: var(--ce-primary);
    padding: 1rem 2.5rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-calculator:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
    background: #f8f9fa;
}

/* Blockchain Tools Section */
.blockchain-tools-section {
    padding: var(--spacing-xl) 0;
}

.blockchain-tools-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--ce-primary);
    font-family: var(--font-heading);
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--ce-gray-700);
    margin-bottom: var(--spacing-xl);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.tool-card {
    background: var(--ce-white);
    border: 2px solid var(--ce-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--ce-primary);
}

.tool-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.tool-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--ce-primary);
}

.tool-features {
    list-style: none;
    text-align: left;
    margin: var(--spacing-md) 0;
}

.tool-features li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
}

.tool-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--ce-success);
    font-weight: bold;
}

.tools-cta {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--ce-gray-100);
    border-radius: var(--radius-lg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: var(--ce-primary);
    color: var(--ce-white);
}

.btn-primary:hover {
    background: darken(var(--ce-primary), 10%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--ce-white);
    color: var(--ce-primary);
    border: 2px solid var(--ce-primary);
}

.btn-secondary:hover {
    background: var(--ce-primary);
    color: var(--ce-white);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.2rem;
}

/* Impact Stats */
.impact-section {
    padding: var(--spacing-xl) 0;
    background: var(--ce-gray-100);
    text-align: center;
}

.impact-section h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--ce-primary);
}

.impact-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.stat-item {
    background: var(--ce-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--ce-primary);
    margin: var(--spacing-sm) 0;
}

.stat-label {
    color: var(--ce-gray-700);
    font-size: 1rem;
}

/* Mission Banner (for Exchange/FundMe) */
.mission-banner {
    background: linear-gradient(135deg, var(--ce-primary) 0%, var(--ce-secondary) 100%);
    color: var(--ce-white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.mission-banner h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.mission-banner p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.banner-subtitle {
    font-size: 1rem;
    opacity: 0.9;
}

/* Partner Logos */
.partner-logos-section {
    padding: var(--spacing-xl) 0;
    background: var(--ce-gray-100);
}

.partner-carousel {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.partner-carousel img {
    height: 60px;
    width: auto;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.partner-carousel img:hover {
    opacity: 1;
}

/* Footer */
.ce-footer {
    background: linear-gradient(to bottom, #1a1a1a 0%, #0f0f0f 100%);
    color: var(--ce-white);
    padding: 2.5rem 0 1.5rem;
    border-top: 3px solid #2c5f2d;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 1.5rem;
}

.footer-mission h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    color: #ffffff;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.footer-mission p {
    font-size: 0.95rem;
    color: #b8b8b8;
    line-height: 1.6;
}

.footer-contact h4,
.footer-links h4 {
    margin-bottom: 1rem;
    color: #ffffff;
    font-size: 1.05rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid #2c5f2d;
    padding-bottom: 0.5rem;
}

.footer-contact p {
    font-size: 0.9rem;
    color: #b8b8b8;
    margin: 0.4rem 0;
    line-height: 1.5;
}

.footer-contact a,
.footer-links a {
    color: #4fc3f7;
    text-decoration: none;
    display: block;
    margin: 0.5rem 0;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    padding-left: 0;
}

.footer-contact a:hover,
.footer-links a:hover {
    color: #81d4fa;
    padding-left: 0.5rem;
}

/* Footer Grid (used in exchange/fundme pages) */
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2.5rem;
    margin-bottom: 1.5rem;
}

.footer-column h4 {
    color: #ffffff;
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid #2c5f2d;
    padding-bottom: 0.5rem;
}

.footer-column p {
    color: #b8b8b8;
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0.4rem 0;
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column ul li {
    margin: 0.5rem 0;
}

.footer-column a {
    color: #4fc3f7;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    display: inline-block;
}

.footer-column a:hover {
    color: #81d4fa;
    transform: translateX(0.25rem);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 1rem;
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.85rem;
    color: #888888;
}

.partner-logos {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
    flex-wrap: wrap;
}

.partner-logo {
    height: 40px;
    width: auto;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.partner-logo:hover {
    opacity: 1;
}

/* Content Sections */
.content-section {
    padding: var(--spacing-xl) 0;
}

.gray-bg {
    background: var(--ce-gray-100);
}

.content-block {
    max-width: 900px;
    margin: 0 auto;
}

.goal-statement {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--ce-primary);
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--ce-white);
    border-radius: var(--radius-lg);
    border-left: 5px solid var(--ce-primary);
}

.content-with-image {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-lg);
    align-items: start;
}

.content-with-image.reverse {
    grid-template-columns: 300px 1fr;
}

.content-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.highlight-text {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--ce-primary);
    text-align: center;
    margin-top: var(--spacing-lg);
}

.benefits-list {
    list-style: none;
}

.benefits-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
}

.benefits-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--ce-success);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Participation Section */
.participation-section {
    padding: var(--spacing-xl) 0;
    background: var(--ce-white);
}

.participation-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--ce-primary);
}

.participation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.participation-step {
    background: var(--ce-gray-100);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--ce-primary);
    color: var(--ce-white);
    font-size: 2rem;
    font-weight: bold;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.participation-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .ce-navigation {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero-content,
    .mission-content,
    .content-with-image {
        grid-template-columns: 1fr;
    }
    
    .content-with-image.reverse {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .tools-grid,
    .participation-grid {
        grid-template-columns: 1fr;
    }
}

/* Application Context Banner */
.app-context-banner {
    background: linear-gradient(135deg, var(--ce-primary) 0%, var(--ce-secondary) 100%);
    color: var(--ce-white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.app-context-banner h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.app-context-banner p {
    font-size: 1.125rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.95;
}

/* Application Container */
.app-container {
    padding: var(--spacing-xl) 0;
    background: var(--ce-gray-100);
    min-height: 900px;
}

.fundme-app-container {
    background: var(--ce-gray-100);
    min-height: 600px;
    padding: var(--spacing-lg) 0;
}

.fundme-header {
    display: flex;
    justify-content: flex-end;
    padding: var(--spacing-md);
    background: var(--ce-white);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

/* Print Styles */
@media print {
    .ce-header,
    .ce-footer,
    .btn,
    .partner-logos-section {
        display: none;
    }
}