/**
 * Kxfan CMS 维护页面样式
 * 超高级精致 UI - Premium Design
 */

/* ==================== 本地字体声明 ==================== */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url('/assets/fonts/inter/Inter-300.woff2') format('woff2');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('/assets/fonts/inter/Inter-400.woff2') format('woff2');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('/assets/fonts/inter/Inter-500.woff2') format('woff2');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('/assets/fonts/inter/Inter-600.woff2') format('woff2');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('/assets/fonts/inter/Inter-700.woff2') format('woff2');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 800;
    font-display: swap;
    src: url('/assets/fonts/inter/Inter-800.woff2') format('woff2');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 900;
    font-display: swap;
    src: url('/assets/fonts/inter/Inter-900.woff2') format('woff2');
}

/* ==================== 基础变量 ==================== */
:root {
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --cyan: #06b6d4;
    --emerald: #10b981;
    --orange: #f59e0b;
    --red: #ef4444;

    --bg-primary: #030712;
    --bg-secondary: #0f172a;
    --bg-tertiary: #1e293b;
    --bg-card: rgba(15, 23, 42, 0.7);
    --bg-glass: rgba(255, 255, 255, 0.03);

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --border-subtle: rgba(148, 163, 184, 0.1);
    --border-light: rgba(148, 163, 184, 0.15);

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 60px -15px;
}

/* ==================== 全局重置 ==================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==================== 背景特效 ==================== */
.bg-effects {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

#particles {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0.4;
}

.mesh-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 50% at 20% 40%, rgba(99, 102, 241, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(139, 92, 246, 0.12), transparent),
        radial-gradient(ellipse 50% 30% at 50% 80%, rgba(6, 182, 212, 0.1), transparent);
    animation: meshMove 20s ease-in-out infinite;
}

@keyframes meshMove {
    0%, 100% { transform: scale(1) rotate(0deg); }
    33% { transform: scale(1.05) rotate(1deg); }
    66% { transform: scale(0.95) rotate(-1deg); }
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 20%, transparent 70%);
}

/* ==================== 鼠标特效 ==================== */
.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: transform 0.15s ease-out;
    mix-blend-mode: screen;
}

.cursor-trail {
    position: fixed;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: transform 0.08s ease-out;
    box-shadow: 0 0 15px var(--primary);
}

/* ==================== 主内容区域 ==================== */
.maintenance-content {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px 24px 0px 24px;
}

.content-wrapper {
    max-width: 680px;
    width: 100%;
    text-align: center;
}

/* ==================== 图标区域 ==================== */
.hero-section {
    margin-bottom: 48px;
}

.icon-container {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto;
}

.icon-ring {
    position: absolute;
    inset: 0;
    border: 1px solid var(--primary);
    border-radius: 50%;
    opacity: 0;
    animation: ringPulse 3s ease-out infinite;
}

.icon-ring.delay-1 { animation-delay: 1s; }
.icon-ring.delay-2 { animation-delay: 2s; }

@keyframes ringPulse {
    0% { transform: scale(0.8); opacity: 0.6; }
    100% { transform: scale(2); opacity: 0; }
}

.icon-glow {
    position: absolute;
    inset: -20px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3), transparent 60%);
    border-radius: 50%;
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
}

.maintenance-icon {  
    margin: -150px auto 62px;
    height: 88px; 
    width: 88px;   
    position: relative;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 42px;
    color: white;
    box-shadow: 
        var(--shadow-lg),
        0 0 80px -20px rgba(99, 102, 241, 0.5);
    animation: iconBounce 3s ease-in-out infinite;
}

/* Logo 专用容器：玻璃拟态 + 光晕，与背景融合 */
.hero-logo-wrap {
    position: relative;
    margin: -160px auto 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    animation: heroLogoFloat 4s ease-in-out infinite;
    transition: box-shadow 0.4s ease, transform 0.4s ease;
}

.maintenance-hero-logo {
    position: relative;
    width: 50%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3)) drop-shadow(0 0 24px rgba(99, 102, 241, 0.15));
    animation: heroLogoSubtle 5s ease-in-out infinite;
}

@keyframes heroLogoFloat {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-6px) scale(1.02); }
}

@keyframes heroLogoSubtle {
    0%, 100% { opacity: 1; filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3)) drop-shadow(0 0 24px rgba(99, 102, 241, 0.15)); }
    50% { opacity: 0.95; filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.35)) drop-shadow(0 0 32px rgba(99, 102, 241, 0.2)); }
}

@keyframes iconBounce {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(5deg); }
}

/* ==================== 文字区域 ==================== */
.text-section {
    margin-bottom: 48px;
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: 100px;
    margin-bottom: 10px;
    backdrop-filter: blur(10px);
}

.status-pulse {
    width: 8px;
    height: 8px;
    background: var(--emerald);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 0 12px var(--emerald);
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.9); }
}

.status-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.maintenance-title {
    margin-bottom: 20px;
}

.title-sub {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 16px;
}

.title-sub-text {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.title-sub-line {
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-light), transparent);
}

.title-main {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 4px;
    flex-wrap: wrap;
}

.title-word {
    font-size: clamp(3.5rem, 12vw, 6rem);
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, #fff 0%, var(--primary-light) 50%, var(--secondary) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleShine 4s linear infinite;
    filter: drop-shadow(0 4px 20px rgba(99, 102, 241, 0.2));
}

.title-word.accent {
    background: linear-gradient(135deg, var(--cyan) 0%, var(--primary) 50%, var(--secondary) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-separator {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    margin: 0 12px;
    box-shadow: 0 0 20px var(--primary);
    animation: separatorPulse 2s ease-in-out infinite;
    align-self: center;
}

@keyframes separatorPulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.3); opacity: 1; }
}

@keyframes titleShine {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.maintenance-message {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 480px;
    margin: 0 auto;
}

/* ==================== 状态卡片 ==================== */
.status-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 24px;
    padding: 32px;
    margin-bottom: 32px;
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}

.card-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
}

.card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.progress-wrapper {
    position: relative;
}

.progress-track {
    position: relative;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 100px;
    overflow: visible;
    margin-bottom: 48px;
}

.progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 30%;
    background: linear-gradient(90deg, var(--primary), var(--cyan), var(--secondary));
    border-radius: 100px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.5);
}

/* 进度动态宽度 */
.progress-fill[data-progress="1"] { width: calc(12.5% - 4px); }
.progress-fill[data-progress="2"] { width: calc(37.5% - 4px); }
.progress-fill[data-progress="3"] { width: calc(62.5% - 4px); }
.progress-fill[data-progress="4"] { width: calc(87.5% - 4px); }

.progress-glow {
    position: absolute;
    right: -15px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background: var(--cyan);
    border-radius: 50%;
    box-shadow: 
        0 0 20px var(--cyan),
        0 0 40px rgba(6, 182, 212, 0.5);
    animation: glowPulse 1.5s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { transform: translateY(-50%) scale(1); }
    50% { transform: translateY(-50%) scale(1.2); }
}

.progress-nodes {
    display: flex;
    justify-content: space-between;
    position: absolute;
    top: 18px;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    padding: 0 12.5%;
}

.progress-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    position: relative;
}

.node-inner {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    border: 3px solid var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.node-inner::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    transition: all 0.4s ease;
}

.progress-node.completed .node-inner {
    background: var(--emerald);
    border-color: var(--emerald);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.5);
}

.progress-node.completed .node-inner::after {
    background: white;
}

.progress-node.active .node-inner {
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 25px rgba(99, 102, 241, 0.6);
    transform: scale(1.15);
    animation: nodePulse 1.5s ease-in-out infinite;
}

.progress-node.active .node-inner::after {
    background: white;
    animation: nodeInnerPulse 1.5s ease-in-out infinite;
}

@keyframes nodePulse {
    0%, 100% { transform: scale(1.15); }
    50% { transform: scale(1.25); }
}

@keyframes nodeInnerPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(0.6); }
}

.progress-node span {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    transition: all 0.3s ease;
    white-space: nowrap;
}

.progress-node.completed span,
.progress-node.active span {
    color: var(--text-primary);
}

/* ==================== 信息卡片 ==================== */
.info-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 48px;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    text-align: left;
}

.info-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}

.info-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-label {
    font-size: 12px;
    color: var(--text-muted);
}

.info-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.info-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 10px;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 6px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--primary-light);
}

.info-badge.success {
    background: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.3);
    color: var(--emerald);
}

.info-card.glass {
    position: relative;
}

/* ==================== 技术栈展示 ==================== */
.tech-stack {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-bottom: 48px;
    padding: 20px 32px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.stack-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.stack-item i {
    font-size: 16px;
    color: var(--primary);
}

.stack-divider {
    width: 1px;
    height: 24px;
    background: var(--border-light);
}

/* ==================== 顶部导航 ==================== */
.page-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 32px;
    z-index: 100;
    background: linear-gradient(180deg, rgba(10, 10, 20, 0.8) 0%, transparent 100%);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-logo {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.brand-logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 12px;
}

.brand-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}

.header-meta {
    display: flex;
    align-items: center;
    gap: 16px;
}

.version-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
}

.version-badge i {
    color: var(--primary);
    font-size: 10px;
}

.icp-text {
    display: flex;
    align-items: center;
    padding: 8px 14px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
}

.icp-text a {
    color: var(--text-secondary);
    text-decoration: none;
}

.icp-text a:hover {
    color: var(--primary);
}

/* ==================== 底部区域 ==================== */
.footer-section {
    text-align: center;
}

.footer-message {
    font-size: 14px;
    color: var(--text-muted);
}

/* ==================== 自定义底部HTML ==================== */
.footer-custom {
    margin-bottom: 3px;
    padding: 5px;
    /* background: var(--bg-glass); */
    /* border: 1px solid var(--border-subtle); */
    /* border-radius: 16px; */
    /* backdrop-filter: blur(10px); */
    text-align: center;
}

.footer-custom a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-custom a:hover {
    color: var(--primary-light);
}

.footer-custom p {
    margin: 8px 0;
    color: var(--text-secondary);
    font-size: 14px;
}

.footer-custom ul {
    list-style: none;
    padding: 0;
    margin: 8px 0;
}

.footer-custom li {
    display: inline-block;
    margin: 0 12px;
    color: var(--text-secondary);
    font-size: 14px;
}

/* ==================== 底部信息栏 ==================== */
.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-subtle);
}

.footer-icp {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.footer-icp a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-icp i {
    font-size: 12px;
}

.footer-copyright {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-muted);
}

.footer-copyright i {
    font-size: 12px;
}

.footer-icp {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    color: var(--text-muted);
}

.footer-icp a {
    color: var(--text-muted);
    text-decoration: none;
}

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

/* ==================== 浮动装饰 ==================== */
.floating-shapes {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 5;
}

.shape {
    position: absolute;
    width: 56px;
    height: 56px;
    background: var(--bg-glass);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 20px;
    backdrop-filter: blur(10px);
}

.shape i {
    opacity: 0.6;
}

.shape-1 {
    top: 12%;
    left: 8%;
    animation: float1 8s ease-in-out infinite;
}

.shape-2 {
    top: 20%;
    right: 10%;
    animation: float2 10s ease-in-out infinite;
}

.shape-3 {
    bottom: 25%;
    left: 6%;
    animation: float3 9s ease-in-out infinite;
}

.shape-4 {
    bottom: 15%;
    right: 8%;
    animation: float4 7s ease-in-out infinite;
}

.shape-5 {
    top: 50%;
    right: 5%;
    animation: float5 11s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(15px, -25px) rotate(10deg); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-20px, 15px) rotate(-15deg); }
}

@keyframes float3 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(25px, 20px) rotate(20deg); }
}

@keyframes float4 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-15px, -20px) rotate(-10deg); }
}

@keyframes float5 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-10px, 30px) rotate(-5deg); }
}

/* ==================== 噪声覆盖层 ==================== */
.noise-overlay {
    position: absolute;
    inset: 0;
    opacity: 0.02;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    pointer-events: none;
}

/* ==================== 响应式 ==================== */
@media (max-width: 768px) {
    .page-header {
        padding: 16px 20px;
    }
    
    .brand-logo {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }

    .brand-logo-img {
        width: 36px;
        height: 36px;
    }

    .brand-name {
        font-size: 16px;
    }
    
    .version-badge {
        padding: 6px 10px;
        font-size: 11px;
    }
    
    .maintenance-content {
        padding: 80px 20px 32px;
        align-items: flex-start;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        scroll-padding-top: 20px;
    }

    .hero-section {
        margin-bottom: 32px;
    }

    .hero-logo-wrap {
        margin: -120px auto 40px;
        padding: 10px;
    }

    .maintenance-hero-logo {
        max-width: 100px;
        max-height: 100px;
        width: auto;
        height: auto;
    }

    .maintenance-icon {
        margin: -110px auto 50px;
        font-size: 36px;
        border-radius: 24px;
        height: 72px;
        width: 72px;
    }

    .title-sub {
        gap: 12px;
    }
    
    .title-sub-text {
        font-size: 12px;
        letter-spacing: 8px;
    }
    
    .title-sub-line {
        width: 40px;
    }
    
    .title-word {
        font-size: 3rem;
    }
    
    .title-separator {
        width: 6px;
        height: 6px;
        margin: 0 8px;
    }
    
    .maintenance-message {
        font-size: 15px;
    }
    
    .status-card {
        padding: 24px;
        border-radius: 20px;
    }
    
    .progress-steps {
        gap: 8px;
    }
    
    .progress-nodes {
        padding: 0 8%;
    }
    
    .progress-node span {
        font-size: 10px;
    }
    
    .node-inner {
        width: 20px;
        height: 20px;
    }
    
    .progress-glow {
        width: 20px;
        height: 20px;
    }
    
    .info-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .info-card {
        padding: 16px 20px;
    }
    
    .tech-stack {
        flex-direction: column;
        gap: 16px;
        padding: 20px;
    }
    
    .stack-divider {
        width: 40px;
        height: 1px;
    }
    
    .floating-shapes {
        display: none;
    }
    
    .cursor-glow,
    .cursor-trail {
        display: none;
    }
}

@media (max-width: 480px) {
    .title-sub-line {
        width: 24px;
    }
    
    .title-sub-text {
        font-size: 10px;
        letter-spacing: 4px;
    }
    
    .title-word {
        font-size: 2.2rem;
    }
    
    .title-separator {
        width: 5px;
        height: 5px;
        margin: 0 4px;
    }
    
    .title-main {
        gap: 4px;
    }
    
    .status-card {
        padding: 20px;
    }
    
    .progress-steps::before {
        display: none;
    }
    
    .progress-steps {
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }
    
    .progress-nodes {
        display: none;
    }
    
    .progress-track {
        margin-bottom: 24px;
        height: 10px;
    }
    
    .step {
        flex: 0 0 40%;
    }
    
    .step-line {
        display: none;
    }
}

/* ==================== 无障碍 ==================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .bg-effects {
        display: none;
    }
}