:root {
    --bg-color: #f5f5f7;
    --card-bg: #ffffff;
    --text-primary: #1d1d1f;
    --text-secondary: #86868b;
    --accent-color: #0071e3; /* Apple Blue, but we might want Green */
    --brand-green: #34c759; /* Apple Green */
    --radius-large: 30px;
    --radius-medium: 20px;
    --transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

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

body {
    font-family: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
}

.skip-to-main {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 999;
}

.home-hidden {
    display: none;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: 44px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    display: flex;
    justify-content: center;
}

.nav-content {
    width: 100%;
    max-width: 1000px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    font-size: 12px;
}

.logo a {
    display: block;
}

.logo img {
    height: 32px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-primary);
    margin-left: 24px;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.nav-links a:hover {
    opacity: 1;
}

.nav-cta-container {
    display: flex;
    align-items: center;
    margin-left: 24px;
}

.nav-cta {
    background: #0071e3;
    color: white !important;
    padding: 6px 14px;
    border-radius: 980px;
    font-size: 12px;
    font-weight: 500;
    opacity: 1 !important;
    transition: all 0.2s;
    text-decoration: none;
}

.nav-cta:hover {
    background: #0077ed;
    transform: scale(1.05);
}

/* Hero */
.hero {
    height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding-top: 44px; /* Navbar height */
    background-color: #000; /* Fallback */
    background-size: cover;
    background-position: center;
    position: relative;
    color: white;
}

.page-hero {
    height: 35vh;
    min-height: 300px;
}

.home-hero {
    background-image: url('https://img.lunadeer.cn/i/2025/11/26/69267755e14e3.png');
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4); /* Dark overlay for text readability */
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 56px;
    line-height: 1.07143;
    font-weight: 700;
    letter-spacing: -0.005em;
    margin-bottom: 10px;
    color: white;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
    /* Remove gradient text for image background */
    background: none;
    -webkit-text-fill-color: white;
}

.hero-subtitle {
    font-size: 28px;
    line-height: 1.10722;
    font-weight: 400;
    letter-spacing: .004em;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 15px;
    text-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

.server-runtime {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
    font-weight: 500;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.server-ip-box {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 12px 24px;
    border-radius: 980px;
    font-size: 17px;
    font-weight: 400;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
}

.server-ip-box:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.02);
}

.ip-hint {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
}

.tooltip {
    position: absolute;
    top: -30px;
    background: #333;
    color: #fff;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.2s;
}
.tooltip.show { opacity: 1; }

/* Online Status */
.online-status-box {
    margin-top: 15px;
    position: relative;
    cursor: default;
}

.status-indicator {
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
    border-radius: 20px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: #34c759; /* Green */
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(52, 199, 89, 0.6);
}

.status-dot.offline {
    background-color: #ff3b30; /* Red */
    box-shadow: 0 0 8px rgba(255, 59, 48, 0.6);
}

.players-tooltip {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 10px;
    background: rgba(255, 255, 255, 0.95);
    color: #1d1d1f;
    padding: 10px;
    border-radius: 12px;
    width: 200px;
    max-height: 300px;
    overflow-y: auto;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 10;
    text-align: left;
}

.online-status-box:hover .players-tooltip {
    opacity: 1;
    visibility: visible;
    margin-top: 15px;
}

.players-tooltip::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 0 6px 6px 6px;
    border-style: solid;
    border-color: transparent transparent rgba(255, 255, 255, 0.95) transparent;
}

.player-item {
    padding: 6px 8px;
    font-size: 13px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    gap: 8px;
}

.player-item-center {
    justify-content: center;
}

.player-item-muted {
    justify-content: center;
    color: #86868b;
}

.player-item-error {
    justify-content: center;
    color: #ff3b30;
}

.player-item:last-child {
    border-bottom: none;
}

.player-avatar {
    width: 16px;
    height: 16px;
    border-radius: 2px;
}

/* Features Section */
.features-section {
    padding: 100px 0;
    background: var(--bg-color);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
}

/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 180px;
    gap: 20px;
}

.bento-item {
    background: var(--card-bg);
    border-radius: var(--radius-large);
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end; /* Align content to bottom for image cards */
    align-items: flex-start; /* Align left */
    text-align: left;
    transition: var(--transition);
    box-shadow: 2px 4px 12px rgba(0,0,0,0.02);
    overflow: hidden;
    position: relative;
    background-size: cover;
    background-position: center;
}

.bento-item:hover {
    transform: scale(1.02);
    box-shadow: 2px 8px 24px rgba(0,0,0,0.06);
}

/* Overlay for Bento Items with Images */
.bento-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0.6) 100%);
    z-index: 1;
}

.bento-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

/* Grid Spans */
.large-item {
    grid-column: span 2;
    grid-row: span 2;
}

.medium-item {
    grid-column: span 2;
    grid-row: span 1;
}

.small-item {
    grid-column: span 1;
    grid-row: span 1;
}

.feature-pure {
    background-image: url('https://img.lunadeer.cn/i/2024/02/21/65d592eb4afad.jpg');
}

.feature-dev {
    background-image: url('https://img.lunadeer.cn/i/2025/11/26/6926982718ba8.png');
}

.feature-params {
    background-image: url('https://img.lunadeer.cn/i/2025/11/26/6926775006dea.jpg');
}

.feature-land {
    background-image: url('https://img.lunadeer.cn/i/2024/02/21/65d592ea6faa1.jpg');
}

.feature-bedrock {
    background-image: url('https://img.lunadeer.cn/i/2025/11/26/692677560db46.png');
}

.feature-hardware {
    background-image: url('https://img.lunadeer.cn/i/2024/02/21/65d592e248066.jpg');
}

.feature-fun {
    background-image: url('https://img.lunadeer.cn/i/2025/11/26/692677566b07b.png');
}

.feature-update {
    background-image: url('https://img.lunadeer.cn/i/2025/11/26/692697b71431b.png');
}

.feature-guide {
    background-image: url('https://img.lunadeer.cn/i/2025/11/26/692697b7376c7.png');
}

/* Hardware Card (No Image) */
.hardware-card {
    background: linear-gradient(135deg, #2c3e50 0%, #000000 100%);
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
}

/* Add a subtle tech grid pattern overlay */
.hardware-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    z-index: 1;
}

.hardware-card .bento-content {
    color: white;
    z-index: 2;
}

.hardware-card .icon {
    color: white;
    font-size: 32px;
    margin-bottom: 10px;
}

.hardware-card h4 {
    color: white;
    font-size: 17px;
    margin: 10px 0 5px;
}

.hardware-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 13px;
}

/* Content Styling for Image Cards */
.bento-item:not(.hardware-card) .icon {
    color: white;
    font-size: 32px;
    margin-bottom: 10px;
}

.bento-item:not(.hardware-card) h3, 
.bento-item:not(.hardware-card) h4 {
    color: white;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.bento-item:not(.hardware-card) p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.bento-item h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.small-item h4 {
    font-size: 17px;
    margin: 10px 0 5px;
}

.small-item p {
    font-size: 13px;
}

/* Details Section */
.details-section {
    padding: 100px 0;
    background: #fff;
}

.detail-row {
    margin-bottom: 80px;
    text-align: center;
}

.detail-text h3 {
    font-size: 32px;
    margin-bottom: 15px;
}

.detail-text p {
    font-size: 19px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Footer */
footer {
    background: var(--bg-color);
    padding: 40px 0;
    border-top: 1px solid #e5e5e5;
    font-size: 12px;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 900px) {
    .bento-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
    }
    
    .large-item, .medium-item, .small-item {
        grid-column: span 1;
        grid-row: auto;
        min-height: 250px;
    }

    .hero-title {
        font-size: 40px;
    }
}

/* Sponsors Section */
.sponsors-section {
    padding: 80px 0;
    background: #fff;
    text-align: center;
}

.top-sponsors-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.sponsor-card {
    background: var(--bg-color);
    border-radius: var(--radius-medium);
    padding: 30px;
    width: 250px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.sponsor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.sponsor-rank {
    font-size: 48px;
    margin-bottom: 10px;
}

.sponsor-name {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.sponsor-amount {
    font-size: 16px;
    color: var(--accent-color);
    font-weight: 500;
}

.view-sponsors-btn {
    background: var(--text-primary);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 980px;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
}

.view-sponsors-btn:hover {
    background: #000;
    transform: scale(1.05);
}

/* Crowdfunding Section */
.crowdfunding-section {
    padding: 80px 0;
    background: var(--bg-color); /* Or white, depending on contrast preference */
}

.crowdfunding-grid {
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.fund-card {
    background: #fff;
    border-radius: var(--radius-medium);
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.fund-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.fund-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 15px;
}

.fund-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.fund-stats {
    font-size: 14px;
    color: var(--text-secondary);
}

.fund-stats span {
    font-weight: 600;
    color: var(--text-primary);
}

.progress-bar-bg {
    width: 100%;
    height: 12px;
    background-color: #f0f0f0;
    border-radius: 6px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #0071e3, #34c759);
    border-radius: 6px;
    width: 0%; /* Will be set by JS */
    transition: width 1s ease-out;
}

.fund-percentage {
    text-align: right;
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: #fff;
    padding: 40px;
    border-radius: var(--radius-large);
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    position: relative;
    display: flex;
    flex-direction: column;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 30px;
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.2s;
}

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

.modal-content h2 {
    margin-bottom: 20px;
    text-align: center;
}

.sponsors-list-container {
    overflow-y: auto;
    flex-grow: 1;
}

#sponsors-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

#sponsors-table th, #sponsors-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

#sponsors-table th {
    background-color: #f9f9f9;
    font-weight: 600;
    position: sticky;
    top: 0;
}

#sponsors-table tr:hover {
    background-color: #f5f5f7;
}

/* Mobile Navbar Optimization */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.2s;
}

.mobile-toggle:hover {
    background: rgba(0,0,0,0.05);
}

.mobile-menu {
    position: fixed;
    top: 44px;
    left: 0;
    width: 100%;
    height: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    overflow: hidden;
    transition: height 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 998;
}

.mobile-menu.active {
    height: calc(100vh - 44px);
    opacity: 1;
    visibility: visible;
}

.mobile-menu-links {
    padding: 24px 40px;
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 600px;
    margin: 0 auto;
}

.mobile-menu-links a {
    display: block;
    font-size: 24px;
    font-weight: 600;
    text-decoration: none;
    color: var(--text-primary);
    padding: 16px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    opacity: 0; 
    transform: translateY(-20px);
    transition: all 0.4s ease;
}

.mobile-menu.active .mobile-menu-links a {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animation */
.mobile-menu.active .mobile-menu-links a:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active .mobile-menu-links a:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu.active .mobile-menu-links a:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.active .mobile-menu-links a:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu.active .mobile-menu-links a:nth-child(5) { transition-delay: 0.3s; }

/* Desktop Adjustment to keep alignment with split items */
@media (min-width: 769px) {
    .nav-links.desktop-only {
        margin-left: auto; /* Push links and CTA to right */
    }
    .nav-cta-container {
        margin-left: 24px;
    }
}

/* Responsive Navbar Adjustments */
@media (max-width: 768px) {
    .nav-content {
        justify-content: space-between;
        padding: 0 15px;
    }

    .desktop-only {
        display: none !important;
    }

    .mobile-toggle {
        display: flex;
        order: 1; /* Left */
    }
    
    .logo {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        order: 2; /* Center */
        margin: 0;
    }
    
    .nav-cta-container {
        order: 3; /* Right */
        margin: 0;
    }

    .nav-cta {
        padding: 6px 12px;
        font-size: 11px;
    }
    
    /* Prevent body scroll when menu is open */
    body.menu-open {
        overflow: hidden;
    }
}

/* Active State for Navbar Links */
.nav-links a.active,
.mobile-menu-links a.active {
    opacity: 1;
    font-weight: 600;
    color: var(--text-primary);
}