/* CSS变量 - 浅色模式 */
:root {
    /* 主色调 - Minecraft风格 */
    --primary-green: #3b8526;
    --secondary-green: #5aa75b;
    --dark-green: #2a5c1e;
    --brown: #8b4513;
    --light-brown: #a0522d;
    --dark-brown: #654321;
    
    /* 背景色 */
    --bg-primary: #f9f7f2;
    --bg-secondary: #f0ede4;
    --bg-card: #ffffff;
    --bg-header: #3b8526;
    
    /* 文字颜色 */
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #888888;
    --text-inverse: #ffffff;
    
    /* 边框和阴影 */
    --border-color: #ddd;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.15);
    
    /* 圆角 */
    --border-radius: 6px;
    --border-radius-lg: 10px;
    
    /* 过渡效果 */
    --transition: all 0.3s ease;
}

/* 深色模式变量 */
[data-theme="dark"] {
    --primary-green: #4caf50;
    --secondary-green: #66bb6a;
    --dark-green: #388e3c;
    --brown: #795548;
    --light-brown: #8d6e63;
    --dark-brown: #5d4037;
    
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-card: #333333;
    --bg-header: #2a5c1e;
    
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-light: #999999;
    --text-inverse: #ffffff;
    
    --border-color: #444;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.4);
}

/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: var(--transition);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

/* 公告栏样式 */
.notice-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--primary-green), var(--dark-green));
    color: white;
    z-index: 1000;
    padding: 15px 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.notice-container.hidden {
    display: none;
}

.notice-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.notice-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.notice-title {
    font-weight: bold;
    font-size: 1.1em;
}

.notice-close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.5em;
    cursor: pointer;
    padding: 0 5px;
    line-height: 1;
}

.notice-close-btn:hover {
    opacity: 0.8;
}

.notice-text {
    line-height: 1.5;
}

.notice-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.notice-btn {
    padding: 6px 12px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.9em;
    transition: var(--transition);
}

.dismiss-btn {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
}

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

.notice-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

/* 头部样式 */
.header {
    background-color: var(--bg-header);
    color: var(--text-inverse);
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.8em;
    margin-bottom: 5px;
}

.subtitle {
    opacity: 0.9;
    font-size: 0.9em;
}

.theme-toggle {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(15deg);
}

.theme-icon {
    font-size: 1.2em;
}

/* 筛选区域 */
.filters-section {
    background-color: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: 25px;
    margin: 30px 0;
    box-shadow: var(--shadow);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.filter-group h3 {
    margin-bottom: 15px;
    color: var(--primary-green);
    font-size: 1.1em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-group h3::before {
    content: "⚙️";
    font-size: 0.9em;
}

.filter-options {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 6px 10px;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    transition: var(--transition);
    user-select: none;
}

.filter-checkbox:hover {
    background-color: var(--border-color);
}

.filter-checkbox input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 18px;
    height: 18px;
    border: 2px solid var(--primary-green);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.filter-checkbox input[type="checkbox"]:checked + .checkbox-custom {
    background-color: var(--primary-green);
}

.filter-checkbox input[type="checkbox"]:checked + .checkbox-custom::after {
    content: "✓";
    color: white;
    font-size: 12px;
}

.filter-group.full-width {
    grid-column: 1 / -1;
}

.search-box {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

#search-input {
    flex: 1;
    min-width: 200px;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1em;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    transition: var(--transition);
}

#search-input:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(59, 133, 38, 0.1);
}

.search-btn, .reset-btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1em;
    transition: var(--transition);
    font-weight: 500;
}

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

.search-btn:hover {
    background-color: var(--dark-green);
    transform: translateY(-1px);
}

.reset-btn {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.reset-btn:hover {
    background-color: var(--border-color);
    transform: translateY(-1px);
}

/* 种子展示区域 */
.seeds-section {
    margin-bottom: 50px;
}

.stats {
    margin-bottom: 20px;
    color: var(--text-secondary);
    font-size: 0.9em;
}

.seeds-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

/* 响应式网格 */
@media (max-width: 768px) {
    .seeds-container {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 480px) {
    .seeds-container {
        grid-template-columns: 1fr;
    }
}

/* 种子卡片 */
.seed-card {
    background-color: var(--bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
}

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

.seed-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-bottom: 1px solid var(--border-color);
}

.image-placeholder {
    width: 100%;
    height: 180px;
    background-color: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    border-bottom: 1px solid var(--border-color);
}

.image-placeholder::before {
    content: "🌱 无图片";
    font-size: 0.9em;
}

.seed-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.seed-platform {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9em;
    color: var(--primary-green);
    font-weight: 500;
}

.platform-icon.java::before {
    content: "☕ ";
}

.platform-icon.bedrock::before {
    content: "🪨 ";
}

.seed-version {
    font-size: 0.85em;
    color: var(--text-secondary);
    background-color: var(--bg-secondary);
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
}

.seed-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 5px 0;
}

.feature-tag {
    font-size: 0.8em;
    padding: 4px 8px;
    border-radius: 12px;
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
}

.feature-tag.terrain {
    background-color: rgba(76, 175, 80, 0.1);
    color: #2e7d32;
}

.feature-tag.structure {
    background-color: rgba(121, 85, 72, 0.1);
    color: #5d4037;
}

.feature-tag.chest {
    background-color: rgba(255, 193, 7, 0.1);
    color: #ff8f00;
}

.seed-coordinate {
    font-size: 0.9em;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 5px;
}

.seed-coordinate::before {
    content: "📍 ";
}

.seed-description {
    flex: 1;
    color: var(--text-primary);
    line-height: 1.5;
    font-size: 0.95em;
}

.seed-value {
    font-family: 'Courier New', monospace;
    background-color: var(--bg-secondary);
    padding: 10px;
    border-radius: var(--border-radius);
    text-align: center;
    font-size: 1.1em;
    color: var(--text-primary);
    border: 1px dashed var(--border-color);
    margin-top: 5px;
}

.copy-btn {
    width: 100%;
    padding: 10px;
    background-color: var(--primary-green);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.95em;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.copy-btn:hover {
    background-color: var(--dark-green);
    transform: translateY(-2px);
}

.copy-btn::before {
    content: "📋 ";
}

.copy-btn.copied {
    background-color: #4caf50;
}

.copy-btn.copied::before {
    content: "✅ ";
}

/* 加载指示器 */
.loading-indicator {
    text-align: center;
    padding: 30px;
    color: var(--text-secondary);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

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

.hidden {
    display: none !important;
}

.no-results {
    text-align: center;
    padding: 50px 20px;
    color: var(--text-light);
    font-size: 1.1em;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-green);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.2em;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
    z-index: 100;
    opacity: 0;
    transform: translateY(20px);
}

.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--dark-green);
    transform: translateY(-3px) scale(1.1);
}

/* 复制成功提示 */
.copy-toast {
    position: fixed;
    top: 30px;
    right: 30px;
    background-color: var(--primary-green);
    color: white;
    padding: 15px 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 页脚 */
.footer {
    margin-top: auto;
    background-color: var(--bg-header);
    color: var(--text-inverse);
    padding: 20px 0;
    text-align: center;
}

.footer-note {
    font-size: 0.85em;
    opacity: 0.8;
    margin-top: 5px;
}

/* 版本选项网格 */
.version-options {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 8px;
}

/* 公告模态框样式 */
.notice-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.notice-modal.hidden {
    display: none;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(3px);
}

.modal-content {
    position: relative;
    background-color: var(--bg-card);
    border-radius: var(--border-radius-lg);
    max-width: 500px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalFadeIn 0.3s ease;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    background: linear-gradient(135deg, var(--primary-green), var(--dark-green));
    color: white;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.2em;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 2em;
    line-height: 1;
    cursor: pointer;
    padding: 0 8px;
    border-radius: 4px;
    transition: var(--transition);
}

.modal-close-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
}

.modal-body {
    padding: 24px;
    color: var(--text-primary);
    line-height: 1.6;
    max-height: 300px;
    overflow-y: auto;
}

.modal-body p {
    margin: 0;
}

.modal-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding: 16px 24px 24px;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.modal-btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1em;
    transition: var(--transition);
    font-weight: 500;
    min-width: 100px;
}

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

.dismiss-btn:hover {
    background-color: var(--dark-green);
    transform: translateY(-1px);
}

.close-btn {
    background-color: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.close-btn:hover {
    background-color: var(--border-color);
    transform: translateY(-1px);
}