/* ====== CSS变量和基础样式 ====== */
:root {
    --primary-color: #5D9C59;
    --secondary-color: #4A7CFF;
    --accent-color: #FF9800;
    --accent-light: #FFB347;
    --text-primary: #2C3E50;
    --text-secondary: #7F8C8D;
    --bg-primary: #F8FAFC;
    --bg-secondary: #F0F4F8;
    --bg-card: #FFFFFF;
    --shadow-color: rgba(100, 100, 111, 0.1);
    --border-color: #E8EAED;
    --success-color: #10B981;
    --error-color: #EF4444;
    --online-color: #10B981;
    --offline-color: #EF4444;
    --transition-speed: 0.3s;
    --border-radius: 16px;
    --font-main: 'Segoe UI', 'Microsoft YaHei', sans-serif;
    --font-heading: 'Poppins', 'Segoe UI', 'Microsoft YaHei', sans-serif;
    --lang-cn-color: #FF6B6B;
    --lang-en-color: #4ECDC4;
    --side-nav-width: 280px;
    --side-nav-bg: #ffffff;
    --side-nav-text: #2C3E50;
}

[data-theme="dark"] {
    --primary-color: #78C475;
    --secondary-color: #6C8CFF;
    --accent-color: #FFB347;
    --accent-light: #FFD166;
    --text-primary: #E2E8F0;
    --text-secondary: #94A3B8;
    --bg-primary: #0F172A;
    --bg-secondary: #1E293B;
    --bg-card: #1E293B;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --border-color: #334155;
    --success-color: #34D399;
    --error-color: #F87171;
    --online-color: #34D399;
    --offline-color: #F87171;
    --lang-cn-color: #FF8787;
    --lang-en-color: #66E6E6;
    --side-nav-bg: #1E293B;
    --side-nav-text: #E2E8F0;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-speed), color var(--transition-speed);
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

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

/* ====== 左侧导航菜单 ====== */
.side-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--side-nav-width);
    height: 100vh;
    background-color: var(--side-nav-bg);
    box-shadow: 5px 0 20px var(--shadow-color);
    z-index: 1000;
    transform: translateX(-100%);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.side-nav.active {
    transform: translateX(0);
}

.side-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px 20px;
    border-bottom: 1px solid var(--border-color);
}

.side-nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.side-nav-logo img {
    width: 120px;
    height: auto;
}

.side-nav-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--side-nav-text);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all var(--transition-speed);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    -webkit-tap-highlight-color: transparent;
}

.side-nav-close:hover {
    background-color: var(--bg-secondary);
    transform: rotate(90deg);
}

.side-nav-links {
    flex: 1;
    padding: 20px 0;
}

.side-nav-link {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 25px;
    color: var(--side-nav-text);
    text-decoration: none;
    transition: all var(--transition-speed);
    border-left: 4px solid transparent;
    font-weight: 500;
    -webkit-tap-highlight-color: transparent;
}

.side-nav-link:hover,
.side-nav-link.active {
    background-color: var(--bg-secondary);
    border-left-color: var(--primary-color);
    color: var(--primary-color);
}

.side-nav-link i {
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

.side-nav-controls {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.theme-toggle,
.lang-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background-color: var(--bg-secondary);
    border: none;
    border-radius: var(--border-radius);
    color: var(--side-nav-text);
    cursor: pointer;
    transition: all var(--transition-speed);
    font-size: 1rem;
    width: 100%;
    -webkit-tap-highlight-color: transparent;
}

.theme-toggle:hover,
.lang-toggle:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.theme-icon-container {
    position: relative;
    width: 24px;
    height: 24px;
}

.theme-icon {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.theme-icon.sun {
    transform: scale(1);
    opacity: 1;
}

.theme-icon.moon {
    transform: scale(0);
    opacity: 0;
}

[data-theme="dark"] .theme-icon.sun {
    transform: scale(0);
    opacity: 0;
}

[data-theme="dark"] .theme-icon.moon {
    transform: scale(1);
    opacity: 1;
}

.lang-toggle {
    justify-content: space-between;
}

.lang-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

/* ====== 汉堡菜单按钮（增强版） ====== */
.hamburger-btn {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 999;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(93, 156, 89, 0.3);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    -webkit-tap-highlight-color: transparent;
}

/* 汉堡菜单悬停样式 */
.hamburger-btn:hover {
    transform: scale(1.1) rotate(90deg);
    box-shadow: 0 8px 25px rgba(93, 156, 89, 0.5);
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
}

/* 汉堡菜单点击效果 */
.hamburger-btn:active {
    transform: scale(0.95) rotate(45deg);
}

/* 汉堡菜单波纹效果 */
.hamburger-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.1) 40%, transparent 70%);
    transform: translate(-50%, -50%) scale(0);
    border-radius: 50%;
    opacity: 0;
    transition: transform 0.5s ease, opacity 0.5s ease;
}

.hamburger-btn:hover::before {
    transform: translate(-50%, -50%) scale(1.5);
    opacity: 1;
}

/* 汉堡菜单图标动画 */
.hamburger-btn i {
    transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.hamburger-btn:hover i {
    transform: scale(1.2) rotate(15deg);
}

/* ====== 主内容区 ====== */
.main-content {
    padding-left: 0;
    transition: padding-left 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    min-height: 100vh;
    width: 100%;
    overflow-x: hidden;
}

.side-nav.active ~ .main-content {
    padding-left: var(--side-nav-width);
}

/* ====== 英雄区域 ====== */
.hero {
    padding: 120px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

.hero p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto 40px;
    color: var(--text-secondary);
    font-weight: 300;
}

.highlight {
    color: var(--primary-color);
    font-weight: 600;
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0;
    width: 100%;
    height: 8px;
    background-color: rgba(93, 156, 89, 0.2);
    z-index: -1;
    border-radius: 4px;
}

/* 服务器状态卡片 */
.server-status-card {
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 35px;
    box-shadow: 0 8px 32px var(--shadow-color);
    max-width: 600px;
    margin: 0 auto;
    border: 1px solid var(--border-color);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
    will-change: transform, box-shadow, opacity;
}

.server-status-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.server-status-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px var(--shadow-color);
}

.status-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 25px;
}

.status-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-heading);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--offline-color);
    animation: pulse 2s infinite;
}

.status-dot.online {
    background-color: var(--online-color);
}

@keyframes pulse {
    0% { 
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); 
        transform: scale(1);
    }
    70% { 
        box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); 
        transform: scale(1.1);
    }
    100% { 
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); 
        transform: scale(1);
    }
}

.status-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-bottom: 30px;
}

.status-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 15px;
    background-color: var(--bg-secondary);
    border-radius: 12px;
    transition: transform 0.3s ease;
}

.status-item:hover {
    transform: translateY(-3px);
}

.status-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* 服务器IP区域 */
.server-ip {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: 25px;
    text-align: center;
    border: 2px dashed var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.server-ip:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(93, 156, 89, 0.1);
}

.ip-label {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.ip-value {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-color);
    font-family: 'Courier New', monospace;
    word-break: break-all;
    letter-spacing: 2px;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    cursor: pointer;
    padding: 10px 20px;
    border-radius: 10px;
    background-color: rgba(93, 156, 89, 0.05);
    -webkit-tap-highlight-color: transparent;
    outline: none;
    border: 2px solid transparent;
}

[data-theme="dark"] .ip-value {
    color: #9AE699;
    background-color: rgba(120, 196, 117, 0.05);
}

.ip-value:hover,
.ip-value:focus {
    transform: scale(1.02);
    background-color: rgba(93, 156, 89, 0.1);
    border-color: var(--primary-color);
}

[data-theme="dark"] .ip-value:hover,
[data-theme="dark"] .ip-value:focus {
    background-color: rgba(120, 196, 117, 0.1);
}

.ip-value:active {
    transform: scale(0.98);
}

.copy-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    margin-top: 20px;
    transition: all var(--transition-speed);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(93, 156, 89, 0.3);
    -webkit-tap-highlight-color: transparent;
}

.copy-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(93, 156, 89, 0.5);
}

.copy-btn:active {
    transform: translateY(-1px);
}

/* 玩家列表 */
.players-container {
    margin-top: 25px;
}

.players-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.players-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    max-height: 150px;
    overflow-y: auto;
    padding: 15px;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius);
}

.player-item {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.95rem;
    color: white;
    border: none;
    transition: all 0.3s ease;
}

.player-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* ====== 功能特色区域 ====== */
.features {
    padding: 100px 0;
    background-color: var(--bg-secondary);
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: var(--text-primary);
    position: relative;
    font-family: var(--font-heading);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.feature-card {
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 35px;
    box-shadow: 0 6px 20px var(--shadow-color);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    border: 1px solid var(--border-color);
    text-align: center;
    position: relative;
    overflow: hidden;
    will-change: transform, box-shadow, opacity;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 15px 35px var(--shadow-color);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-primary);
    font-family: var(--font-heading);
}

.feature-desc {
    color: var(--text-secondary);
}

/* ====== 语音频道模块 ====== */
.voice-channels {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(74, 124, 255, 0.05) 100%);
    position: relative;
}

.voice-channels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.voice-channel-card {
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 35px;
    box-shadow: 0 8px 30px var(--shadow-color);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    text-align: center;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
    will-change: transform, box-shadow, opacity;
}

.voice-channel-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.voice-channel-card:hover {
    transform: translateY(-10px) scale(1.05);
    border-color: var(--primary-color);
    box-shadow: 0 20px 50px var(--shadow-color);
}

.voice-channel-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    transition: all 0.3s ease;
}

.voice-channel-card:hover .voice-channel-icon {
    transform: scale(1.1) rotate(10deg);
}

.voice-channel-title {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-weight: 700;
}

.voice-channel-desc {
    color: var(--text-secondary);
    margin-bottom: 25px;
    flex-grow: 1;
}

.join-channel-btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-decoration: none;
    padding: 12px 28px;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 1.1rem;
    width: 100%;
    text-align: center;
    margin-top: auto;
    -webkit-tap-highlight-color: transparent;
}

.join-channel-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(93, 156, 89, 0.3);
    color: white;
}

/* ====== 规则区域 ====== */
.rules {
    padding: 100px 0;
    position: relative;
}

.rules-list {
    max-width: 800px;
    margin: 0 auto;
}

.rule-item {
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 4px 12px var(--shadow-color);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    border-left: 5px solid var(--primary-color);
    position: relative;
    overflow: hidden;
    will-change: transform, box-shadow, background-color;
}

.rule-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(93, 156, 89, 0.1), 
        transparent);
    transition: left 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.rule-item:hover::before {
    left: 100%;
}

.rule-item:hover {
    transform: translateX(15px) scale(1.02);
    box-shadow: 0 10px 30px var(--shadow-color);
    background-color: rgba(93, 156, 89, 0.05);
}

[data-theme="dark"] .rule-item:hover {
    background-color: rgba(120, 196, 117, 0.05);
}

.rule-number {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
    font-size: 1.2rem;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    z-index: 1;
}

.rule-item:hover .rule-number {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.rule-text {
    color: var(--text-primary);
    font-size: 1.1rem;
    flex-grow: 1;
    position: relative;
    z-index: 1;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.rule-item:hover .rule-text {
    transform: translateX(5px);
}

/* ====== 连接指南区域（修复版本） ====== */
.connect-guide {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(93, 156, 89, 0.05) 100%);
    position: relative;
    z-index: 1;
    overflow: visible;
}

[data-theme="dark"] .connect-guide {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(120, 196, 117, 0.1) 100%);
}

.connect-guide .section-title {
    font-size: 3rem;
    margin-bottom: 80px;
    color: var(--primary-color);
    position: relative;
    z-index: 2;
}

.connect-guide .section-title::after {
    width: 150px;
    height: 6px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    bottom: -20px;
}

.guide-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.guide-step {
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 50px 35px;
    text-align: center;
    box-shadow: 0 10px 40px var(--shadow-color);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    will-change: transform, box-shadow, opacity;
}

.guide-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(93, 156, 89, 0.1), rgba(74, 124, 255, 0.1));
    opacity: 0;
    transition: opacity 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: -1;
}

.guide-step::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    z-index: 1;
}

.guide-step:hover {
    transform: translateY(-20px) scale(1.08);
    border-color: var(--primary-color);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    z-index: 10;
}

.guide-step:hover::before {
    opacity: 1;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    font-weight: 800;
    margin-bottom: 30px;
    font-size: 2rem;
    position: relative;
    z-index: 2;
    box-shadow: 0 10px 20px rgba(93, 156, 89, 0.3);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.guide-step:hover .step-number {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 15px 30px rgba(93, 156, 89, 0.4);
}

.step-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    position: relative;
    z-index: 2;
}

.step-desc {
    color: var(--text-secondary);
    font-size: 1.2rem;
    line-height: 1.7;
    position: relative;
    z-index: 2;
}

.step-desc strong {
    color: var(--primary-color);
    font-weight: 700;
    background-color: rgba(93, 156, 89, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
}

/* QQ群提示区域 */
.qq-help-section {
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: 0 10px 40px var(--shadow-color);
    max-width: 800px;
    margin: 60px auto 0;
    text-align: center;
    border: 2px solid var(--primary-color);
    position: relative;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    cursor: pointer;
    text-decoration: none;
    display: block;
    will-change: transform, box-shadow, opacity;
    z-index: 2;
    -webkit-tap-highlight-color: transparent;
}

.qq-help-section:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: 0 20px 60px var(--shadow-color);
    border-color: var(--secondary-color);
}

.qq-help-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.qq-help-icon {
    font-size: 4rem;
    margin-bottom: 25px;
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    animation: float 3s ease-in-out infinite;
    transition: all 0.3s ease;
}

.qq-help-section:hover .qq-help-icon {
    transform: scale(1.1);
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.qq-help-title {
    font-size: 2.2rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    font-family: var(--font-heading);
    font-weight: 700;
    transition: all 0.3s ease;
}

.qq-help-section:hover .qq-help-title {
    color: var(--secondary-color);
}

.qq-help-desc {
    color: var(--text-secondary);
    font-size: 1.3rem;
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
}

.qq-help-desc strong {
    color: var(--primary-color);
    font-weight: 700;
}

/* ====== 页脚 ====== */
footer {
    background-color: var(--bg-secondary);
    padding: 60px 0 30px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.footer-logo {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-heading);
}

.footer-links {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-speed);
    font-weight: 500;
    -webkit-tap-highlight-color: transparent;
}

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

.copyright {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    width: 100%;
    line-height: 1.6;
}

/* ====== 工具类 ====== */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltip-text {
    visibility: hidden;
    background-color: var(--bg-card);
    color: var(--text-primary);
    text-align: center;
    padding: 8px 12px;
    border-radius: 6px;
    position: absolute;
    z-index: 100;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    box-shadow: 0 4px 12px var(--shadow-color);
    border: 1px solid var(--border-color);
    opacity: 0;
    transition: opacity var(--transition-speed);
    font-size: 0.9rem;
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

.loader {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error-message {
    background-color: rgba(239, 68, 68, 0.1);
    border-left: 4px solid var(--error-color);
    padding: 15px;
    border-radius: var(--border-radius);
    margin-top: 20px;
    display: none;
}

.error-message.show {
    display: block;
}

.error-title {
    color: var(--error-color);
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.qq-link-hint {
    display: inline-block;
    background: rgba(93, 156, 89, 0.1);
    color: var(--primary-color);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-top: 15px;
    border: 1px dashed var(--primary-color);
}

/* ====== 通知系统 ====== */
.notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0;
    pointer-events: none;
}

.notification {
    position: absolute;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 15px 25px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    max-width: 350px;
    min-width: 300px;
    pointer-events: all;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform: translateX(120%);
    opacity: 0;
    right: 20px;
    top: 20px;
}

.notification.show {
    transform: translateX(0);
    opacity: 1;
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.notification-text {
    flex-grow: 1;
}

.notification-text p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.95);
}

.notification-close {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 1.1rem;
    opacity: 0.8;
    transition: opacity 0.3s ease, transform 0.2s ease;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    min-height: 24px;
    border-radius: 4px;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

.notification-close:hover {
    opacity: 1;
    background-color: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
}

/* ====== 主题切换按钮特效（与语言切换一致） ====== */
.theme-toggle {
    position: relative;
    overflow: hidden;
    transition: all var(--transition-speed);
}

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

/* ====== 3D倾斜效果 ====== */
[data-tilt] {
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ====== 响应式设计 ====== */
@media (max-width: 1200px) {
    .guide-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
        max-width: 900px;
    }
}

@media (max-width: 992px) {
    .hero h1 {
        font-size: 3rem;
    }
    
    .voice-channels-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 800px;
    }
    
    .connect-guide .section-title {
        font-size: 2.8rem;
    }
    
    .guide-step {
        padding: 40px 25px;
    }
    
    .step-number {
        width: 70px;
        height: 70px;
        font-size: 1.8rem;
    }
    
    .step-title {
        font-size: 1.6rem;
    }
    
    .step-desc {
        font-size: 1.1rem;
    }
    
    .side-nav {
        width: 250px;
    }
    
    .main-content {
        padding-left: 0;
    }
    
    .side-nav.active ~ .main-content {
        padding-left: 0;
        transform: translateX(250px);
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .status-info {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .voice-channels-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
    
    .voice-channel-card {
        padding: 30px 25px;
    }
    
    .voice-channel-icon {
        font-size: 3rem;
        width: 70px;
        height: 70px;
    }
    
    .voice-channel-title {
        font-size: 1.6rem;
    }
    
    .connect-guide .section-title {
        font-size: 2.2rem;
        margin-bottom: 50px;
    }
    
    .guide-steps {
        grid-template-columns: 1fr;
        gap: 25px;
        max-width: 500px;
    }
    
    .guide-step {
        padding: 35px 25px;
    }
    
    .step-number {
        width: 65px;
        height: 65px;
        font-size: 1.6rem;
        margin-bottom: 20px;
    }
    
    .step-title {
        font-size: 1.5rem;
        margin-bottom: 15px;
    }
    
    .step-desc {
        font-size: 1.1rem;
    }
    
    .qq-help-section {
        padding: 30px 25px;
        margin-top: 40px;
    }
    
    .qq-help-icon {
        font-size: 3.5rem;
        margin-bottom: 20px;
    }
    
    .qq-help-title {
        font-size: 1.8rem;
    }
    
    .qq-help-desc {
        font-size: 1.1rem;
    }
    
    .hamburger-btn {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .notification {
        max-width: 300px;
        min-width: 250px;
        padding: 12px 20px;
    }
    
    .side-nav-logo img {
        width: 100px;
    }
}

/* ====== 手机端优化 ====== */
@media (max-width: 480px) {
    /* 修复 body 滚动问题 */
    body {
        position: relative;
        overflow-x: hidden;
    }
    
    /* 改进汉堡菜单按钮 */
    .hamburger-btn {
        width: 44px;
        height: 44px;
        top: 15px;
        left: 15px;
        font-size: 1.2rem;
        z-index: 9999;
        background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    }
    
    /* 侧边导航优化 */
    .side-nav {
        width: 85%;
        max-width: 320px;
    }
    
    .side-nav-header {
        padding: 20px;
    }
    
    .side-nav-logo img {
        width: 100px;
    }
    
    .side-nav-link {
        padding: 16px 20px;
        font-size: 0.95rem;
    }
    
    .side-nav-link i {
        font-size: 1.1rem;
    }
    
    /* 主内容区优化 */
    .main-content {
        padding-left: 0 !important;
        margin-left: 0 !important;
        transform: none !important;
        width: 100%;
    }
    
    .side-nav.active ~ .main-content {
        padding-left: 0;
        margin-left: 0;
    }
    
    /* 英雄区域优化 */
    .hero {
        padding: 80px 0 40px;
    }
    
    .hero h1 {
        font-size: 2rem;
        line-height: 1.3;
        padding: 0 10px;
    }
    
    .hero p {
        font-size: 0.95rem;
        padding: 0 10px;
        line-height: 1.5;
    }
    
    /* 服务器状态卡片优化 */
    .server-status-card {
        padding: 20px 15px;
        margin: 0 10px;
        width: calc(100% - 20px);
    }
    
    .status-title {
        font-size: 1.4rem;
    }
    
    .status-info {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .status-item {
        padding: 12px;
    }
    
    .status-value {
        font-size: 1.3rem;
    }
    
    /* 服务器IP区域优化 */
    .server-ip {
        padding: 15px;
    }
    
    .ip-label {
        font-size: 1rem;
    }
    
    .ip-value {
        font-size: 1.3rem;
        padding: 8px 15px;
        margin: 10px 0;
        word-break: break-all;
        line-height: 1.4;
    }
    
    .copy-btn {
        padding: 12px 20px;
        font-size: 1rem;
        min-height: 48px;
    }
    
    /* 功能特色优化 */
    .features {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 40px;
        padding: 0 10px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 10px;
    }
    
    .feature-card {
        padding: 25px 20px;
    }
    
    .feature-icon {
        font-size: 2.5rem;
    }
    
    .feature-title {
        font-size: 1.3rem;
    }
    
    .feature-desc {
        font-size: 0.95rem;
    }
    
    /* 语音频道优化 */
    .voice-channels {
        padding: 60px 0;
    }
    
    .voice-channels-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 10px;
    }
    
    .voice-channel-card {
        padding: 25px 20px;
        min-height: 350px;
    }
    
    .voice-channel-icon {
        font-size: 2.5rem;
        width: 70px;
        height: 70px;
    }
    
    .voice-channel-title {
        font-size: 1.4rem;
    }
    
    .voice-channel-desc {
        font-size: 0.95rem;
    }
    
    .join-channel-btn {
        padding: 12px 20px;
        font-size: 1rem;
        min-height: 48px;
    }
    
    /* 规则区域优化 */
    .rules {
        padding: 60px 0;
    }
    
    .rules-list {
        padding: 0 10px;
    }
    
    .rule-item {
        padding: 18px 15px;
        margin-bottom: 15px;
    }
    
    .rule-number {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .rule-text {
        font-size: 1rem;
    }
    
    /* 连接指南优化 */
    .connect-guide {
        padding: 60px 0;
    }
    
    .connect-guide .section-title {
        font-size: 1.8rem;
        margin-bottom: 40px;
        padding: 0 10px;
    }
    
    .guide-steps {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 10px;
    }
    
    .guide-step {
        padding: 25px 20px;
        min-height: 280px;
    }
    
    .step-number {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
        margin-bottom: 15px;
    }
    
    .step-title {
        font-size: 1.3rem;
        margin-bottom: 10px;
    }
    
    .step-desc {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .step-desc strong {
        padding: 1px 4px;
    }
    
    /* QQ群帮助区域优化 */
    .qq-help-section {
        padding: 25px 20px;
        margin: 40px 10px 0;
        width: calc(100% - 20px);
    }
    
    .qq-help-icon {
        font-size: 3rem;
        margin-bottom: 15px;
    }
    
    .qq-help-title {
        font-size: 1.4rem;
        margin-bottom: 15px;
        line-height: 1.3;
    }
    
    .qq-help-desc {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .qq-link-hint {
        font-size: 0.85rem;
        padding: 6px 12px;
    }
    
    /* 页脚优化 */
    footer {
        padding: 40px 0 20px;
    }
    
    .footer-logo {
        font-size: 1.5rem;
    }
    
    .footer-links {
        gap: 15px;
        flex-wrap: wrap;
    }
    
    .footer-link {
        font-size: 0.9rem;
    }
    
    .copyright {
        font-size: 0.85rem;
        padding: 15px 10px 0;
        line-height: 1.6;
    }
    
    /* 通知系统优化 */
    .notification-container {
        top: 10px;
        right: 10px;
        left: 10px;
        align-items: center;
    }
    
    .notification {
        position: relative;
        min-width: 100%;
        max-width: 100%;
        padding: 15px;
        right: 0;
        top: 0;
    }
    
    /* 玩家列表优化 */
    .players-list {
        max-height: 120px;
        padding: 10px;
    }
    
    .player-item {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    /* 工具提示优化 */
    .tooltip .tooltip-text {
        font-size: 0.8rem;
        padding: 6px 10px;
        bottom: 100%;
        white-space: normal;
        max-width: 200px;
    }
    
    /* 错误消息优化 */
    .error-message {
        padding: 12px;
        font-size: 0.9rem;
    }
}

/* 横屏手机优化 */
@media (max-width: 480px) and (orientation: landscape) {
    .hero {
        padding: 60px 0 30px;
    }
    
    .side-nav {
        width: 60%;
    }
    
    .server-status-card {
        max-height: 80vh;
        overflow-y: auto;
    }
    
    .players-list {
        max-height: 80px;
    }
}

/* 小屏手机优化 (宽度小于 360px) */
@media (max-width: 359px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .server-status-card {
        margin: 0 5px;
        width: calc(100% - 10px);
        padding: 15px 10px;
    }
    
    .ip-value {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .guide-step {
        padding: 20px 15px;
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .step-title {
        font-size: 1.2rem;
    }
    
    .step-desc {
        font-size: 0.9rem;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    /* 移除悬停效果，增加点击区域 */
    .feature-card,
    .voice-channel-card,
    .guide-step,
    .rule-item {
        cursor: pointer;
    }
    
    .feature-card:hover,
    .voice-channel-card:hover,
    .guide-step:hover,
    .rule-item:hover {
        transform: none;
    }
    
    /* 增加按钮触摸区域 */
    .copy-btn,
    .join-channel-btn,
    .theme-toggle,
    .lang-toggle {
        min-height: 48px;
    }
    
    /* 改善链接点击区域 */
    a {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* 侧边导航链接触摸优化 */
    .side-nav-link {
        min-height: 50px;
    }
}

/* 防止手机端缩放 */
@media (max-width: 480px) {
    input,
    select,
    textarea {
        font-size: 16px !important; /* 防止iOS自动缩放 */
    }
    
    /* 改善滚动性能 */
    .server-status-card,
    .feature-card,
    .voice-channel-card {
        will-change: transform;
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
    }
}

/* 改善移动端滚动体验 */
@media (max-width: 768px) {
    html {
        -webkit-overflow-scrolling: touch;
    }
    
    .main-content {
        min-height: 100vh;
        overflow-x: hidden;
    }
    
    .side-nav {
        -webkit-overflow-scrolling: touch;
    }
}

/* 修复 iOS Safari 100vh 问题 */
@supports (-webkit-touch-callout: none) {
    .hero,
    .features,
    .voice-channels,
    .rules,
    .connect-guide {
        min-height: -webkit-fill-available;
    }
}

/* 点击粒子效果 */
.click-particle {
    position: fixed;
    pointer-events: none;
    z-index: 10001;
    border-radius: 50%;
    opacity: 0;
    transform: translate(-50%, -50%);
    animation: particleFade 0.6s ease-out forwards;
}

@keyframes particleFade {
    0% {
        opacity: 0.9;
        transform: translate(-50%, -50%) scale(0.8);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.1);
    }
}

/* 复制按钮冷却进度条 */
.cooling-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.5);
    transform-origin: left;
    transform: scaleX(1);
    transition: transform 2s linear;
}

/* 浮动动画 */
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-5px) rotate(3deg); }
    66% { transform: translateY(3px) rotate(-3deg); }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* 移动端隐藏滚动条但保持滚动功能 */
@media (max-width: 768px) {
    ::-webkit-scrollbar {
        width: 4px;
    }
}