@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');
@import url('https://cdn.jsdelivr.net/npm/misans@4.1.0/lib/Normal/MiSans-Regular.min.css');
@import url('https://cdn.jsdelivr.net/npm/misans@4.1.0/lib/Normal/MiSans-Medium.min.css');
@import url('https://cdn.jsdelivr.net/npm/misans@4.1.0/lib/Normal/MiSans-Semibold.min.css');
@import url('https://cdn.jsdelivr.net/npm/misans@4.1.0/lib/Normal/MiSans-Bold.min.css');

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

:root {
    /* Light theme */
    --bg: #fafafa;
    --bg-1: #f5f5f5;
    --bg-hover: #f5f5f5;
    --bg-highlight: #f2f2f2;
    --bg-inverted: #0a0a0a;

    --fill: #ebebeb;
    --fill-highlight: #d6d6d6;

    --stroke: #d6d6d6;
    --stroke-active: #c2c2c2;

    --fg: #0a0a0a;
    --fg-secondary: #333333;
    --fg-tertiary: #707070;
    --fg-inverted: #ffffff;

    --accent-main: #ff8800;
    --accent-main-bg: rgba(255, 136, 0, 0.16);

    --accent-positive: #00d992;
    --accent-positive-bg: rgba(0, 217, 146, 0.16);

    --accent-negative: #ff4757;
    --accent-negative-bg: rgba(255, 71, 87, 0.16);
}

.dark {
    /* Dark theme */
    --bg: #0a0a0a;
    --bg-1: #141414;
    --bg-hover: #141414;
    --bg-highlight: #1f1f1f;
    --bg-inverted: #ffffff;

    --fill: #292929;
    --fill-highlight: #383838;

    --stroke: #292929;
    --stroke-active: #424242;

    --fg: #ffffff;
    --fg-secondary: #e6e6e6;
    --fg-tertiary: #848484;
    --fg-inverted: #0a0a0a;

    --accent-main: #ff8800;
    --accent-main-bg: rgba(255, 136, 0, 0.16);

    --accent-positive: #00d992;
    --accent-positive-bg: rgba(0, 217, 146, 0.16);

    --accent-negative: #ff4757;
    --accent-negative-bg: rgba(255, 71, 87, 0.16);
}

/* 英文字体优先，中文回退到系统字体 */
body {
    font-family: 'MiSans', 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 400;
    background: var(--bg);
    color: var(--fg);
    min-height: 100vh;
    line-height: 1.25;
    -webkit-font-smoothing: antialiased;
}

/* Dotted background */
.dotted-bg {
    position: fixed;
    inset: 0;
    background-image: radial-gradient(circle, var(--fg-tertiary) 1px, transparent 1px);
    background-size: 16px 16px;
    opacity: 0.4;
    pointer-events: none;
    z-index: 0;
}

.dark .dotted-bg {
    opacity: 0.2;
}

/* Container */
.container {
    max-width: 720px;
    margin: 0 auto;
    padding: 100px 24px 48px;
    position: relative;
    z-index: 1;
}

/* Top Bar */
.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid var(--stroke);
    background: var(--bg);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

.site-title {
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--fg);
    text-decoration: none;
    text-transform: uppercase;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0 10px;
    background: var(--bg);
    border: 1px solid var(--stroke);
    font-family: 'IBM Plex Sans', 'MiSans', sans-serif;
    font-size: 11px;
    font-weight: 500;
    color: var(--fg-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    text-decoration: none;
    height: 31px;
    transition: all 0.15s ease;
}

.nav-link:hover {
    background: var(--bg-hover);
    border-color: var(--stroke-active);
}

/* Section Label */
.section-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 12px;
    font-weight: 500;
    color: var(--fg-tertiary);
    letter-spacing: 0.02em;
    margin-bottom: 16px;
    margin-top: 32px;
}

.section-label::before { content: '['; }
.section-label::after { content: ']'; }

.section-label:first-of-type {
    margin-top: 0;
}

/* Status Grid */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}

.status-item {
    padding: 16px;
    background: var(--bg);
    border: 1px solid var(--stroke);
    transition: all 0.2s cubic-bezier(0.8, 0, 0.2, 1);
    position: relative;
}

.status-item:hover {
    background: var(--bg-hover);
    transform: translate(-3px, -3px);
    box-shadow: 3px 3px 0 var(--stroke);
}

.status-link-btn {
    position: absolute;
    right: 12px;
    bottom: 12px;
    width: 22px;
    height: 22px;
    border: 1px solid var(--stroke);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--fg-tertiary);
    text-decoration: none;
    transition: all 0.15s;
}

.status-link-btn:hover {
    background: var(--bg-highlight);
    border-color: var(--stroke-active);
    color: var(--fg);
}

.status-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.status-name {
    font-size: 11px;
    font-weight: 500;
    color: var(--fg-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--fg-tertiary);
    animation: pulse 2s infinite;
}

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

.status-dot.offline {
    background: var(--accent-negative);
}

.status-dot.checking {
    background: var(--accent-main);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.status-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--fg);
}

.status-detail {
    font-size: 12px;
    color: var(--fg-tertiary);
    margin-top: 4px;
}

/* Info Grid */
.resources-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 16px;
}

/* CPU 大格 */
.cpu-block {
    padding: 16px;
    background: var(--bg);
    border: 1px solid var(--stroke);
    display: flex;
    flex-direction: column;
    transition: all 0.2s cubic-bezier(0.8, 0, 0.2, 1);
}

.cpu-block:hover {
    background: var(--bg-hover);
    transform: translate(-3px, -3px);
    box-shadow: 3px 3px 0 var(--stroke);
}

.cpu-block .label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 11px;
    font-weight: 500;
    color: var(--fg-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cpu-block .label svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.cpu-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--fg);
    margin: 12px 0;
}

.cpu-block .progress-bar {
    margin-bottom: 12px;
}

.cpu-block .cpu-grid {
    display: grid;
    gap: 4px;
}

.cpu-core {
    aspect-ratio: 1;
    background: #EFF2F5;
    transition: background 0.3s;
}

.cpu-core.level-1 {
    background: #ACEEBB;
}

.cpu-core.level-2 {
    background: #4AC26B;
}

.cpu-core.level-3 {
    background: #2DA44E;
}

.cpu-core.level-4 {
    background: #116329;
}

.info-grid {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--stroke);
}

.info-item {
    flex: 1;
    padding: 16px;
    border-bottom: 1px solid var(--stroke);
    background: var(--bg);
    transition: all 0.2s cubic-bezier(0.8, 0, 0.2, 1);
    cursor: default;
    display: flex;
    flex-direction: column;
}

.info-item:hover {
    background: var(--bg-hover);
    transform: translate(-3px, -3px);
    box-shadow: 3px 3px 0 var(--stroke);
}

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

/* Uptime 网格 */
.uptime-load-row {
    display: flex;
    align-items: stretch;
    gap: 12px;
    margin-top: 8px;
    flex: 1;
}

.uptime-section, .load-section {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.vertical-divider {
    width: 1px;
    background: var(--stroke);
}

.uptime-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    flex: 1;
    align-content: center;
}

.load-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 8px;
    flex: 1;
    align-content: center;
}

.uptime-item {
    text-align: center;
}

.uptime-value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--fg);
}

.uptime-unit {
    font-size: 9px;
    color: var(--fg-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-item .label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 11px;
    font-weight: 500;
    color: var(--fg-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.label-left {
    display: flex;
    align-items: center;
    gap: 6px;
}

.info-item .label svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.label-detail {
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
    color: var(--fg-tertiary);
    opacity: 0.7;
}

.info-item .value {
    font-size: 20px;
    font-weight: 600;
    color: var(--fg);
    margin-top: 4px;
}

/* Progress Bar */
.progress-bar {
    height: 4px;
    background: var(--fill);
    margin-top: 8px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--accent-positive);
    transition: width 0.5s ease;
}

.progress-fill.warning {
    background: var(--accent-main);
}

.progress-fill.danger {
    background: var(--accent-negative);
}

/* Minecraft Grid */
.mc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 12px;
}

.mc-server {
    padding: 16px;
    background: var(--bg);
    border: 1px solid var(--stroke);
    transition: all 0.2s cubic-bezier(0.8, 0, 0.2, 1);
    position: relative;
}

.mc-server:hover {
    background: var(--bg-hover);
    transform: translate(-3px, -3px);
    box-shadow: 3px 3px 0 var(--stroke);
}

.mc-server.offline {
    border-color: var(--accent-negative);
}

.mc-server.offline .mc-name {
    color: var(--accent-negative);
}

.mc-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.mc-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--fg);
}

.mc-info-btn {
    position: absolute;
    right: 12px;
    bottom: 12px;
    width: 22px;
    height: 22px;
    border: 1px solid var(--stroke);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    color: var(--fg-tertiary);
    text-decoration: none;
    transition: all 0.15s;
}

.mc-info-btn:hover {
    background: var(--bg-highlight);
    border-color: var(--stroke-active);
    color: var(--fg);
}

.mc-status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-positive);
}

.mc-status-dot.offline {
    background: var(--accent-negative);
}

.mc-address {
    font-size: 11px;
    color: var(--fg-tertiary);
    font-family: 'JetBrains Mono', monospace;
    margin-bottom: 12px;
}

.mc-players {
    font-size: 24px;
    font-weight: 700;
    color: var(--fg);
}

.mc-players span {
    font-size: 14px;
    font-weight: 400;
    color: var(--fg-tertiary);
}

.mc-version {
    font-size: 11px;
    color: var(--fg-tertiary);
    margin-top: 4px;
}

.mc-motd {
    font-size: 12px;
    color: var(--fg-secondary);
    margin-top: 8px;
    font-style: italic;
}

.mc-player-list {
    margin-top: 8px;
    font-size: 11px;
    color: var(--fg-tertiary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Loading */
.loading-item {
    padding: 16px;
    background: var(--bg);
    border: 1px solid var(--stroke);
    color: var(--fg-tertiary);
    animation: pulse 1s infinite;
}

/* Divider */
.divider {
    height: 1px;
    background: var(--stroke);
    margin: 32px 0;
}

/* Footer */
.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--fg-tertiary);
}

.last-update, .refresh-info {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-link {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--fg-tertiary);
    text-decoration: none;
    transition: color 0.15s;
}

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

/* Language Selector */
.lang-selector {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 10px;
    background: var(--bg);
    border: 1px solid var(--stroke);
    cursor: pointer;
    font-family: 'IBM Plex Sans', 'MiSans', sans-serif;
    font-size: 11px;
    font-weight: 500;
    color: var(--fg-tertiary);
    height: 31px;
}

.lang-btn .lang-icon {
    display: none;
}

.lang-btn:hover {
    background: var(--bg-hover);
    border-color: var(--stroke-active);
}

.lang-btn svg {
    stroke: var(--fg-tertiary);
}

.lang-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 4px;
    background: var(--bg);
    border: 1px solid var(--stroke);
    min-width: 155px;
}

.lang-menu.show {
    display: block;
}

.lang-menu button {
    display: block;
    width: 100%;
    padding: 8px 12px;
    background: transparent;
    border: none;
    cursor: pointer;
    font-family: 'IBM Plex Sans', 'MiSans', sans-serif;
    font-size: 12px;
    font-weight: 500;
    color: var(--fg);
    text-align: left;
}

.lang-menu button:hover {
    background: var(--bg-hover);
}

.lang-menu-header {
    padding: 8px 12px;
    font-size: 11px;
    color: var(--fg-tertiary);
    border-bottom: 1px solid var(--stroke);
}

/* Theme Toggle */
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 10px;
    background: var(--bg);
    border: 1px solid var(--stroke);
    cursor: pointer;
    font-family: 'IBM Plex Sans', 'MiSans', sans-serif;
    font-size: 11px;
    font-weight: 500;
    color: var(--fg-tertiary);
    text-transform: uppercase;
    height: 31px;
    transition: all 0.15s ease;
}

.theme-toggle:hover {
    background: var(--bg-hover);
    border-color: var(--stroke-active);
}

.theme-toggle svg {
    width: 14px;
    height: 14px;
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 80px 16px 32px;
    }

    .resources-grid {
        grid-template-columns: 1fr;
    }

    .footer {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    /* 导航栏小屏只显示图标 */
    .nav-link svg {
        display: block;
        width: 18px;
        height: 18px;
    }

    .nav-link span,
    .theme-toggle #themeText {
        display: none;
    }

    .nav-link {
        padding: 0 !important;
        width: 24px;
        height: 24px;
        justify-content: center;
        border: none;
        background: transparent;
    }

    .theme-toggle {
        padding: 0 !important;
        width: 24px;
        height: 24px;
        justify-content: center;
        border: none;
        background: transparent;
    }

    .theme-toggle svg {
        width: 18px;
        height: 18px;
    }

    /* 语言按钮小屏显示图标 */
    .lang-btn .lang-icon {
        display: block;
        width: 18px;
        height: 18px;
    }

    #currentLang {
        display: none;
    }

    .lang-btn svg:last-child {
        display: none;
    }

    .lang-btn {
        padding: 0 !important;
        width: 24px;
        height: 24px;
        justify-content: center;
        border: none;
        background: transparent;
    }

    .nav-right {
        gap: 8px;
    }
}