/* EcoArt Website - Main Stylesheet
   Following EcoArt principles of conscious design, flow, and balance */

/* Base Variables */
:root {
    /* Updated color palette - mid-day blue theme */
    --color-primary: #4a9d6b; /* Green - symbolizing growth */
    --color-secondary: #7c67ac; /* Purple - symbolizing consciousness */
    --color-tertiary: #5ea4cc; /* Blue - symbolizing flow */
    --color-accent: #e96d60; /* Warm coral - symbolizing resonance */
    
    /* Updated sky blue backgrounds */
    --color-bg-primary: #e8f1ff; /* Light sky blue - clean canvas */
    --color-bg-secondary: #d9ebff; /* Very light blue - subtle natural tone */
    --color-bg-tertiary: #c6e2ff; /* Soft sky blue - flow section */
    
    /* Sky blue hero background */
    --color-sky-blue: #75b6f3; /* Mid-day blue for hero background */
    --color-deep-sky: #5aa0e8; /* Deeper blue for gradient */
    
    /* Text colors */
    --color-text-primary: #333333; /* Dark for readability */
    --color-text-secondary: #666666; /* Medium for secondary content */
    --color-text-light: #ffffff; /* White for contrast on dark backgrounds */
    
    /* Spacing */
    --space-xxs: 0.25rem;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 3rem;
    --space-xl: 5rem;
    
    /* Typography */
    --font-primary: 'Merriweather', serif; /* For headings - grounded */
    --font-secondary: 'Lato', sans-serif; /* For body text - flowing */
    
    /* Other */
    --border-radius: 8px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --transition-speed: 0.3s;
    
    /* Container widths */
    --container-width: 1200px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
    font-weight: 700;
}

p {
    margin-bottom: var(--space-sm);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

a:hover {
    color: var(--color-accent);
}

img {
    max-width: 100%;
    height: auto;
}

ul, ol {
    list-style-position: inside;
}

/* Layout */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    position: relative;
    z-index: 2;
}

.site-header .container {
    max-width: 100%;
    padding: 0 var(--space-sm);
}

section {
    padding: var(--space-xl) 0;
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: var(--space-lg);
    position: relative;
    color: var(--color-primary);
}

.section-title:after {
    content: "";
    display: block;
    width: 80px;
    height: 3px;
    background: var(--color-accent);
    margin: var(--space-xs) auto;
}

/* Navigation */
.site-header {
    padding: 0.3rem 0;
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.95);
    z-index: 100;
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* Support Heart Button */
.support-heart-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    background-color: #dc2626;
    color: white;
    border: none;
    border-radius: 50px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3);
    position: relative;
    overflow: hidden;
}

.support-heart-btn:hover {
    background-color: #b91c1c;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.4);
}

.heart-icon {
    width: 18px;
    height: 18px;
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    10%, 30% {
        transform: scale(1.1);
    }
    20%, 40% {
        transform: scale(1);
    }
}

.support-text {
    font-weight: 600;
}

/* Support Modal */
.support-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.support-modal.active {
    opacity: 1;
    visibility: visible;
}

.support-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.support-modal-content {
    position: relative;
    background: white;
    border-radius: 16px;
    padding: 2.5rem;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    z-index: 1001;
    text-align: center;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateY(-30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.support-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 2rem;
    color: #666;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.support-modal-close:hover {
    background-color: #f0f0f0;
    color: #000;
}

.support-modal-heart {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    color: #dc2626;
    animation: heartbeat 1.5s ease-in-out infinite;
}

.support-modal-heart svg {
    width: 100%;
    height: 100%;
}

.support-modal-content h2 {
    font-family: 'Inter', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 1rem;
}

.support-modal-message {
    font-size: 1.05rem;
    line-height: 1.6;
    color: #555;
    margin-bottom: 2rem;
}

.support-modal-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.support-modal-btn {
    display: block;
    padding: 0.9rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.support-modal-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.support-modal-btn.venmo {
    background-color: #008CFF;
    color: white;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.support-modal-btn.venmo:hover {
    background-color: #0077d9;
}

.venmo-handle {
    font-size: 0.9rem;
    opacity: 0.9;
}

.support-modal-btn.paypal {
    background-color: #0070ba;
    color: white;
}

.support-modal-btn.paypal:hover {
    background-color: #005a94;
}

.support-modal-btn.cashapp {
    background-color: #00d54b;
    color: white;
}

.support-modal-btn.cashapp:hover {
    background-color: #00b83f;
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
}

.logo {
    font-size: 1.2rem;
    font-weight: 700;
}

.logo a {
    text-decoration: none;
}

.logo .eco {
    color: var(--color-primary);
}

.logo .art {
    color: var(--color-secondary);
}

.nav-links {
    display: flex;
    list-style: none;
    flex-wrap: wrap;
}

.nav-links li {
    margin-left: 1rem;
}

.nav-links a {
    color: var(--color-text-primary);
    font-weight: 500;
    position: relative;
    padding-bottom: 2px;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-primary);
}

.nav-links a:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-speed) ease;
}

.nav-links a:hover:after,
.nav-links a.active:after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-text-primary);
    margin: 2px 0;
    transition: all var(--transition-speed) ease;
}

/* Hero Section - Updated for mid-day blue sky */
.hero {
    position: relative;
    padding: var(--space-xl) 0;
    background: linear-gradient(135deg, var(--color-sky-blue), var(--color-deep-sky));
    overflow: hidden;
    min-height: 80vh;
    display: flex;
    align-items: center;
    color: white;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to bottom,
        rgba(117, 182, 243, 0) 0%,
        rgba(117, 182, 243, 0.2) 100%
    );
    z-index: 1;
}

.hero-content {
    max-width: 800px;
    z-index: 2;
}

.hero h1 {
    font-size: 3.2rem;
    margin-bottom: var(--space-xs);
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero h2 {
    font-size: 1.8rem;
    margin-bottom: var(--space-md);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.hero .lead {
    font-size: 1.2rem;
    margin-bottom: var(--space-md);
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.cta-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* Updated Cloud Animation - based on eco_tui.py CloudLayer */
.clouds-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

/* Improved cloud styles for more realistic look */
.cloud {
    position: absolute;
    background: white;
    border-radius: 50%;
    opacity: 0.8;
    filter: blur(10px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    /* Each cloud gets its own starting position and size */
}

.cloud::before,
.cloud::after {
    content: '';
    position: absolute;
    background: white;
    border-radius: 50%;
}

/* First cloud - large fluffy cloud */
.cloud-1 {
    width: 300px;
    height: 150px;
    top: 20%;
    left: -150px;
    animation: cloud-move-1 60s linear infinite;
}

.cloud-1::before {
    width: 160px;
    height: 160px;
    top: -40px;
    left: 80px;
}

.cloud-1::after {
    width: 120px;
    height: 120px;
    top: -20px;
    left: 160px;
}

/* Second cloud - medium cloud */
.cloud-2 {
    width: 200px;
    height: 100px;
    top: 60%;
    left: -100px;
    animation: cloud-move-2 45s linear infinite;
}

.cloud-2::before {
    width: 120px;
    height: 120px;
    top: -30px;
    left: 50px;
}

.cloud-2::after {
    width: 80px;
    height: 80px;
    top: -15px;
    left: 120px;
}

/* Third cloud - smaller cloud */
.cloud-3 {
    width: 250px;
    height: 125px;
    top: 40%;
    left: -125px;
    animation: cloud-move-3 70s linear infinite;
}

.cloud-3::before {
    width: 140px;
    height: 140px;
    top: -35px;
    left: 60px;
}

.cloud-3::after {
    width: 100px;
    height: 100px;
    top: -20px;
    left: 130px;
}

/* Add more clouds for fuller sky */
.cloud-4 {
    width: 180px;
    height: 90px;
    top: 15%;
    left: -90px;
    animation: cloud-move-4 50s linear infinite;
}

.cloud-4::before {
    width: 100px;
    height: 100px;
    top: -25px;
    left: 40px;
}

.cloud-4::after {
    width: 70px;
    height: 70px;
    top: -10px;
    left: 100px;
}

.cloud-5 {
    width: 220px;
    height: 110px;
    top: 70%;
    left: -110px;
    animation: cloud-move-5 55s linear infinite;
}

.cloud-5::before {
    width: 130px;
    height: 130px;
    top: -30px;
    left: 55px;
}

.cloud-5::after {
    width: 90px;
    height: 90px;
    top: -18px;
    left: 125px;
}

/* Cloud movement animations with pre-calculated end positions */
@keyframes cloud-move-1 {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(100vw + 300px)); }
}

@keyframes cloud-move-2 {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(100vw + 200px)); }
}

@keyframes cloud-move-3 {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(100vw + 250px)); }
}

@keyframes cloud-move-4 {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(100vw + 180px)); }
}

@keyframes cloud-move-5 {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(100vw + 220px)); }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}

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

.btn-primary:hover {
    background-color: transparent;
    color: var(--color-primary);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid white;
}

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

/* Feature Cards */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
}

.feature-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: var(--space-md);
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-speed) ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
}

.feature-card h3 {
    color: var(--color-primary);
}

/* Principles Section */
.principles {
    background-color: var(--color-bg-tertiary);
    position: relative;
    overflow: hidden;
}

/* Add subtle clouds in background of principles section */
.principles::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0) 50%),
        radial-gradient(circle at 70% 60%, rgba(255,255,255,0.7) 0%, rgba(255,255,255,0) 45%),
        radial-gradient(circle at 40% 80%, rgba(255,255,255,0.6) 0%, rgba(255,255,255,0) 40%);
    opacity: 0.5;
    z-index: 1;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
    position: relative;
    z-index: 2;
}

.principle-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: var(--space-md);
    box-shadow: var(--box-shadow);
    border-top: 4px solid var(--color-secondary);
}

.principle-card h3 {
    color: var(--color-secondary);
}

/* CTA Section */
.cta {
    background-color: var(--color-secondary);
    color: white;
    text-align: center;
    padding: var(--space-lg) 0;
    position: relative;
    overflow: hidden;
}

/* Add subtle radial gradient for dimension */
.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0) 70%);
    z-index: 1;
}

.cta h2 {
    color: white;
    position: relative;
    z-index: 2;
}

.cta p {
    position: relative;
    z-index: 2;
}

.cta .cta-buttons {
    justify-content: center;
    margin-top: var(--space-md);
    position: relative;
    z-index: 2;
}

/* Site Footer */
.site-footer {
    background-color: #000000;
    padding: var(--space-lg) 0;
    color: #ffffff;
}

/* Support the Flow Section */
.support-flow-section {
    background-color: var(--color-bg-secondary);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
    text-align: center;
    box-shadow: var(--box-shadow);
    border-top: 4px solid var(--color-primary);
}

.support-flow-section h2 {
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
    font-size: 1.8rem;
}

.support-flow-section p {
    color: #000000;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
    margin: var(--space-md) 0;
}

.support-card {
    background-color: var(--color-bg-primary);
    border-radius: var(--border-radius);
    padding: var(--space-md);
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.support-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.support-icon {
    font-size: 2rem;
    margin-bottom: var(--space-xs);
}

.support-card h3 {
    color: #000000;
    margin-bottom: var(--space-xs);
    font-size: 1.4rem;
}

.support-card p {
    color: #000000;
}

.support-links {
    margin-top: var(--space-sm);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    justify-content: center;
}

.btn-sm {
    padding: 0.3rem 0.8rem;
    font-size: 0.9rem;
}

.support-note {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    max-width: 800px;
    margin: var(--space-md) auto 0;
}

/* Footer Content */
.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.footer-section h3 {
    color: #ffffff;
    margin-bottom: var(--space-sm);
    font-size: 1.2rem;
}

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

.footer-section li {
    margin-bottom: var(--space-xs);
}

.footer-section a {
    color: #e0e0e0;
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

.footer-section a:hover {
    color: #75b6f3;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255,255,255,0.2);
    font-size: 0.9rem;
    color: #cccccc;
}

.footer-bottom p {
    margin-bottom: var(--space-xs);
    color: #cccccc;
}

.attribution {
    margin-top: var(--space-xs);
    font-style: italic;
}

/* Media Queries */
@media (max-width: 768px) {
    .support-heart-btn .support-text {
        display: none;
    }
    
    .support-heart-btn {
        padding: 0.5rem;
        width: 42px;
        height: 42px;
        justify-content: center;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: white;
        box-shadow: 0 10px 15px rgba(0,0,0,0.1);
        padding: var(--space-md);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path var(--transition-speed) ease;
        z-index: 100;
    }
    
    .nav-links.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
    
    .nav-links li {
        margin: var(--space-xs) 0;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 576px) {
    :root {
        --container-padding: 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero h2 {
        font-size: 1.2rem;
    }
    
    .feature-grid,
    .principles-grid {
        grid-template-columns: 1fr;
    }
}

/* Animations and Transitions */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    animation: fadeIn 1s ease;
}

@keyframes slideInUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.slide-up {
    animation: slideInUp 0.8s ease;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }

.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }

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