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

:root {
    --primary-color: #10B981;
    --primary-dark: #059669;
    --secondary-color: #3B82F6;
    --text-dark: #1F2937;
    --text-light: #6B7280;
    --bg-light: #F9FAFB;
    --bg-white: #FFFFFF;
    --border-color: #E5E7EB;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hidden {
    display: none !important;
}

/* Splash Screen */
.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, #10B981 0%, #059669 50%, #047857 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.5s ease-in;
}

.splash-content {
    text-align: center;
    color: white;
    padding: 40px;
    max-width: 600px;
}

.splash-logo {
    margin-bottom: 30px;
    animation: pulse 2s infinite;
}

.splash-logo svg {
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.2));
}

.splash-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.splash-subtitle {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 20px;
    opacity: 0.95;
}

.splash-description {
    font-size: 1.1rem;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.8;
}

.enter-button {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: 16px 48px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
    margin-bottom: 30px;
}

.enter-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.enter-button:active {
    transform: translateY(0);
}

.donation-section {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
}

.donation-text {
    font-size: 0.95rem;
    margin-bottom: 15px;
    opacity: 0.9;
}

.donation-button {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
    padding: 12px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.donation-button:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Header */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    font-size: 2.5rem;
}

.site-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 2px;
}

.site-subtitle {
    font-size: 0.9rem;
    color: var(--text-light);
}

.nav {
    display: flex;
    align-items: center;
    gap: 25px;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--primary-color);
}

.donation-button-header {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 24px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.donation-button-header:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-description {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 50px;
    opacity: 0.95;
    line-height: 1.8;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.stat-item {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* Filter Section */
.filter-section {
    background: var(--bg-white);
    padding: 60px 0 30px;
    border-bottom: 1px solid var(--border-color);
    scroll-margin-top: 80px; /* Offset for sticky header */
}

.filter-controls {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.search-input,
.type-filter {
    flex: 1;
    min-width: 250px;
    padding: 12px 20px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.search-input:focus,
.type-filter:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Section Categories */
.section-category {
    padding: 80px 0;
    background: var(--bg-white);
    margin-top: 40px;
    scroll-margin-top: 80px; /* Offset for sticky header */
}

.section-category:nth-child(even) {
    background: var(--bg-light);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
    text-align: center;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-light);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.contact-card {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.contact-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.contact-card p {
    margin-bottom: 12px;
    line-height: 1.8;
}

.contact-card a {
    color: var(--primary-color);
    text-decoration: none;
}

.contact-card a:hover {
    text-decoration: underline;
}

/* Main Grid */
.main-grid {
    padding: 60px 0;
}

.locations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.location-card {
    background: var(--bg-white);
    border-radius: 15px;
    padding: 30px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.location-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.location-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 20px;
}

.location-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 5px;
    line-height: 1.3;
}

.location-type {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.location-details {
    margin-bottom: 20px;
}

.detail-item {
    display: flex;
    align-items: start;
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.detail-icon {
    margin-right: 10px;
    color: var(--primary-color);
    font-size: 1.1rem;
    min-width: 20px;
}

.detail-label {
    font-weight: 600;
    color: var(--text-light);
    min-width: 80px;
}

.detail-value {
    color: var(--text-dark);
    flex: 1;
}

.detail-value a {
    color: var(--primary-color);
    text-decoration: none;
}

.detail-value a:hover {
    text-decoration: underline;
}

.location-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.action-button {
    flex: 1;
    min-width: 120px;
    padding: 10px 20px;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.action-button:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.action-button.secondary {
    border-color: var(--secondary-color);
    color: var(--secondary-color);
}

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

.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}

.no-results-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.no-results-text {
    font-size: 1.2rem;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.footer-section p {
    margin-bottom: 10px;
    line-height: 1.8;
    opacity: 0.9;
}

.footer-section a {
    color: var(--primary-color);
    text-decoration: none;
}

.footer-section a:hover {
    text-decoration: underline;
}

.donation-button-footer {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 12px 32px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 15px;
}

.donation-button-footer:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

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

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Donation Overlay */
.donation-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease-in;
    overflow-y: auto;
}

.donation-overlay-content {
    width: 95%;
    max-width: 600px;
    background: var(--bg-white);
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    margin: 20px;
    overflow: hidden;
}

.developer-announcement {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
    padding: 30px;
    border-bottom: 3px solid rgba(255, 255, 255, 0.2);
}

.developer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.plant-icon {
    font-size: 1.5rem;
}

.developer-header h2 {
    font-size: 1.8rem;
    margin: 0;
    color: white;
}

.close-overlay {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid white;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    line-height: 1;
}

.close-overlay:hover {
    background: white;
    color: var(--primary-color);
    transform: rotate(90deg);
}

.developer-info {
    padding: 0;
}

.developer-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.developer-description {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 15px;
    opacity: 0.95;
}

.developer-links {
    margin-top: 20px;
}

.developer-link {
    display: inline-block;
    background: white;
    color: var(--primary-color);
    padding: 15px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    margin-top: 10px;
}

.developer-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: var(--bg-light);
}

/* Responsive Design */
@media (max-width: 768px) {
    .splash-title {
        font-size: 2rem;
    }
    
    .splash-subtitle {
        font-size: 1.2rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: 20px;
    }
    
    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .locations-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-controls {
        flex-direction: column;
    }
    
    .search-input,
    .type-filter {
        width: 100%;
    }
    
    .donation-overlay-content {
        width: 95%;
        max-width: 95%;
        margin: 10px;
    }
    
    .developer-announcement {
        padding: 20px;
    }
    
    .developer-header h2 {
        font-size: 1.3rem;
    }
    
    .developer-name {
        font-size: 1.2rem;
    }
    
    .developer-description {
        font-size: 0.9rem;
    }
    
    .developer-link {
        padding: 12px 24px;
        font-size: 1rem;
    }
}