/* FishRain 博客样式 - 精致白底黑字主题 */

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

:root {
    --primary-color: #1a1a1a;
    --secondary-color: #2c3e50;
    --accent-color: #4a4a4a;
    --accent-blue: #3b82f6;
    --accent-emerald: #10b981;
    --accent-amber: #f59e0b;
    --text-color: #0f172a;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --bg-color: #ffffff;
    --bg-subtle: #f8fafc;
    --bg-card: #ffffff;
    --border-color: #e2e8f0;
    --border-subtle: #f1f5f9;
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.12), 0 4px 10px rgba(0, 0, 0, 0.06);
    --shadow-deep: 0 20px 40px rgba(0, 0, 0, 0.15), 0 8px 16px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

body {
    padding-top: 80px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-subtle);
    color: var(--text-color);
    line-height: 1.75;
    overflow-x: hidden;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: 0.01em;
}

/* 导航栏样式 */

.navbar {
    background-color: rgba(255, 255, 255, 0.92);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08), var(--shadow-xs);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

/* 修改 .nav-container 确保内容两端对齐 */
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo a {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
    letter-spacing: -0.02em;
}

    .nav-logo a:hover {
        color: var(--accent-blue);
        transform: scale(1.04);
    }

/* 确保 .nav-menu 本身在右侧排列 */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.25rem;
    margin-left: auto;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-fast);
    position: relative;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
}

    .nav-link::after {
        content: '';
        position: absolute;
        bottom: 4px;
        left: 0.75rem;
        right: 0.75rem;
        height: 2px;
        background-color: var(--accent-blue);
        border-radius: 1px;
        transform: scaleX(0);
        transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        transform-origin: center;
    }

    .nav-link:hover::after,
    .nav-link.active::after {
        transform: scaleX(1);
    }

    .nav-link:hover,
    .nav-link.active {
        color: var(--text-color);
        background: var(--bg-subtle);
    }

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 3px 0;
    transition: var(--transition);
}

/* 修改 .quick-nav 样式 */
.quick-nav {
    max-width: 1200px;
    margin: 10px auto; /* 增加一点间距 */
    padding: 1rem 2rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    background: #fdfdfd; /* 稍微与主背景区分 */
    border-radius: 8px; /* 增加圆角感 */
    /* 不要在这里加 border-bottom，会让页面看起来太碎 */
}

.quick-nav-item {
    padding: 0.6rem 1.2rem;
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 6px;
    transition: var(--transition);
    border: 1px solid transparent;
}

    .quick-nav-item:hover {
        background-color: #f8f8f8;
        border-color: var(--border-color);
        color: var(--text-color);
    }

    .quick-nav-item:active {
        transform: scale(0.98);
    }

/* 主容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* 轮播图样式 */
.carousel-container {
    position: relative;
    width: 100%;
    height: 520px;
    overflow: hidden;
    border-radius: 0;
    box-shadow: none;
    margin: 0;
}

.carousel-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease;
}

    .carousel-slide.active {
        opacity: 1;
    }

    .carousel-slide img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.4) 50%, transparent 100%);
    color: white;
    padding: 3rem 3rem 2.5rem;
    text-align: center;
}

.carousel-caption h2 {
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    margin-bottom: 0.5rem;
}

.carousel-caption p {
    font-size: 1.1rem;
    opacity: 0.9;
    letter-spacing: 0.01em;
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.4rem;
    transition: var(--transition);
    z-index: 10;
    color: white;
}

    .carousel-nav:hover {
        background: rgba(255, 255, 255, 0.3);
        transform: translateY(-50%) scale(1.1);
    }

    .carousel-nav.prev {
        left: 24px;
    }

    .carousel-nav.next {
        right: 24px;
    }

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

    .indicator.active {
        background: white;
        transform: scale(1.2);
    }

/* 卡片样式 */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2.5rem;
    margin: 2rem 0;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

    .card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--accent-blue), var(--accent-emerald));
        opacity: 0;
        transition: opacity 0.3s ease;
    }

    .card:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-hover);
        border-color: rgba(59, 130, 246, 0.2);
    }

    .card:hover::before {
        opacity: 1;
    }

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 0.75rem 1.75rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 4px 12px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.01em;
}

    .btn::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: rgba(255, 255, 255, 0.15);
        transition: left 0.4s ease;
    }

    .btn:hover::before {
        left: 100%;
    }

    .btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2), 0 8px 24px rgba(0, 0, 0, 0.15);
        background: #2d2d2d;
    }

    .btn:active {
        transform: translateY(0);
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    }

.btn-danger {
    background: linear-gradient(135deg, #ff7e5f 0%, #feb47b 100%);
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
    box-shadow: 0 4px 12px rgba(255, 126, 95, 0.3);
}

    .btn-danger:hover {
        box-shadow: 0 8px 20px rgba(255, 126, 95, 0.5);
        transform: translateY(-3px);
    }

/* 标签样式 */
.tag {
    display: inline-block;
    padding: 0.3rem 0.85rem;
    background: var(--bg-subtle);
    color: var(--text-secondary);
    border-radius: 20px;
    font-size: 0.8rem;
    margin: 0.25rem;
    cursor: pointer;
    transition: var(--transition-fast);
    border: 1px solid var(--border-color);
    font-weight: 500;
    letter-spacing: 0.01em;
}

    .tag:hover {
        background: var(--primary-color);
        color: white;
        border-color: transparent;
        transform: translateY(-1px);
        box-shadow: var(--shadow-md);
    }

    .tag.active {
        background: var(--primary-color);
        color: white;
        border-color: transparent;
        box-shadow: var(--shadow-md);
    }

/* 搜索框样式 */
.search-box {
    width: 100%;
    padding: 0.95rem 1.2rem;
    border: 2px solid rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    font-size: 0.95rem;
    margin: 1rem 0;
    transition: all 0.3s ease;
    background: white;
}

    .search-box:focus {
        outline: none;
        border-color: #1a1a1a;
        box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.15);
    }

/* 文章列表样式 */
.article-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2.5rem;
    margin: 2rem 0;
}

.article-card {
    background: var(--bg-color);
    border: 1px solid rgba(0, 0, 0, 0.15);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

    .article-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 16px 32px rgba(0, 0, 0, 0.15);
        border-color: rgba(0, 0, 0, 0.3);
    }

.article-card-header {
    padding: 1.5rem;
    background: linear-gradient(135deg, #1a1a1a 0%, #333333 100%);
    color: white;
}

.article-card-body {
    padding: 1.5rem;
}

.article-card-title {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    color: var(--text-color);
    font-weight: 600;
}

.article-card-meta {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.article-card-excerpt {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.article-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.article-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.article-card-linked {
    border-color: rgba(36, 122, 246, 0.35);
}

.article-github-badge {
    display: inline-block;
    margin-top: 0.8rem;
    padding: 0.3rem 0.75rem;
    background: linear-gradient(135deg, #24292e 0%, #3a3f44 100%);
    color: #fff;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* 技能板块样式 */
.skills-section {
    margin: 3rem 0;
}

.skill-category {
    margin: 2.5rem 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow);
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.skill-category-title {
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    font-weight: 700;
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--border-subtle);
}

.skill-items {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
}

.skill-item {
    background: var(--bg-subtle);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1.25rem;
    text-align: center;
    transition: var(--transition);
    cursor: default;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-xs);
}

    .skill-item::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.06), transparent);
        transition: all 0.5s ease;
    }

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

    .skill-item:hover {
        border-color: rgba(59, 130, 246, 0.3);
        transform: translateY(-4px);
        box-shadow: var(--shadow-md);
        background: white;
    }

.skill-icon {
    font-size: 2rem;
    margin-bottom: 0.6rem;
    display: block;
    transition: transform 0.3s ease;
}

    .skill-item:hover .skill-icon {
        transform: scale(1.2) rotate(5deg);
    }

.skill-name {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
    color: var(--text-color);
    letter-spacing: -0.01em;
}

.skill-level {
    color: var(--text-secondary);
    font-size: 0.78rem;
    font-weight: 500;
}

/* 联系信息样式 */
.contact-section {
    margin: 3rem 0;
    padding: 2.5rem;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #f0fdf4 100%);
    border-radius: var(--radius-md);
    border: 1px solid rgba(59, 130, 246, 0.15);
    transition: var(--transition);
}

.contact-icons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.contact-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    position: relative;
    border: 2px solid transparent;
    background-clip: padding-box;
    background-image: linear-gradient(white, white), linear-gradient(135deg, #1a1a1a 0%, #333333 100%);
    background-origin: border-box;
}

    .contact-icon:hover {
        transform: translateY(-6px) scale(1.12);
        box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
        border-color: transparent;
    }

    .contact-icon:hover .contact-info {
        opacity: 1;
        bottom: 85px;
    }

.contact-info {
    position: absolute;
    bottom: 70px;
    background: var(--text-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.contact-icon:hover .contact-info {
    opacity: 1;
    bottom: 80px;
}

/* 自我介绍样式 */
.intro-section {
    display: flex;
    gap: 2.5rem;
    align-items: center;
    margin: 3rem 0;
    padding: 2.5rem;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.intro-avatar {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    border: 4px solid var(--border-color);
    object-fit: cover;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    transition: all 0.3s ease;
    flex-shrink: 0;
}

    .intro-section:hover .intro-avatar {
        transform: scale(1.04);
        box-shadow: 0 12px 28px rgba(59, 130, 246, 0.2);
        border-color: rgba(59, 130, 246, 0.4);
    }

.intro-content {
    flex: 1;
}

.intro-title {
    font-size: 1.75rem;
    margin-bottom: 1.25rem;
    color: var(--text-color);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.intro-text {
    color: var(--text-secondary);
    line-height: 1.85;
    font-size: 0.975rem;
    margin-bottom: 0.85rem;
}

    .intro-text strong {
        color: #1a1a1a;
        font-weight: 600;
    }

/* 扭蛋机样式 */
/* --- 扭蛋机专用：色彩缤纷街机风 --- */
:root {
    --machine-red: #e63946;
    --machine-dark: #c1121f;
    --machine-body-shadow: #9d0208;
    --gold: #ffd166;
    --gold-dark: #c9a227;
    --glass-shine: rgba(255, 255, 255, 0.55);
    --shadow-arcade: 0 12px 0 var(--machine-body-shadow), 0 14px 0 rgba(0,0,0,0.2);
}

/* 页面主体容器 */
.gachapon-page-container {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    justify-content: center;
    padding: 40px 20px;
    max-width: 1100px;
    margin: 0 auto;
}

/* 扭蛋机外壳 - 更鲜艳的街机风 */
.gachapon-machine-v3 {
    width: 320px;
    background: linear-gradient(160deg, #ff4d6d 0%, #e63946 45%, #c1121f 100%);
    border-radius: 36px 36px 16px 16px;
    padding: 18px 22px 0;
    box-shadow:
        var(--shadow-arcade),
        0 30px 50px rgba(0,0,0,0.35),
        inset 0 2px 0 rgba(255,255,255,0.2),
        inset 2px 0 0 rgba(255,255,255,0.08);
    position: relative;
    border: 3px solid rgba(255,255,255,0.15);
    border-bottom: none;
    transition: filter 0.3s ease;
}

/* 机器顶部装饰栏 */
.machine-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
    padding: 7px 14px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.12);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
}

.machine-brand {
    color: var(--gold);
    font-weight: 800;
    font-size: 0.8rem;
    letter-spacing: 3px;
    text-shadow: 0 0 12px rgba(255, 209, 102, 0.9), 0 0 24px rgba(255, 209, 102, 0.4);
    font-family: 'Arial Black', sans-serif;
    animation: brand-glow 2s ease-in-out infinite;
}

@keyframes brand-glow {
    0%, 100% { text-shadow: 0 0 10px rgba(255,209,102,0.8), 0 0 20px rgba(255,209,102,0.4); }
    50% { text-shadow: 0 0 16px rgba(255,209,102,1), 0 0 32px rgba(255,209,102,0.6); }
}

.machine-lights {
    display: flex;
    gap: 7px;
    align-items: center;
}

.machine-light {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #333;
    transition: all 0.2s ease;
    border: 1px solid rgba(0,0,0,0.4);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.1);
}

.machine-light.lit-red {
    background: radial-gradient(circle at 35% 35%, #ff8080, #e74c3c);
    box-shadow: 0 0 10px rgba(231, 76, 60, 0.9), 0 0 18px rgba(231, 76, 60, 0.5), inset 0 1px 0 rgba(255,255,255,0.3);
}

.machine-light.lit-yellow {
    background: radial-gradient(circle at 35% 35%, #ffe880, var(--gold));
    box-shadow: 0 0 10px rgba(255, 209, 102, 0.9), 0 0 18px rgba(255, 209, 102, 0.5), inset 0 1px 0 rgba(255,255,255,0.3);
}

.machine-light.lit-green {
    background: radial-gradient(circle at 35% 35%, #90f0b8, #2ed573);
    box-shadow: 0 0 10px rgba(46, 213, 115, 0.9), 0 0 18px rgba(46, 213, 115, 0.5), inset 0 1px 0 rgba(255,255,255,0.3);
}

@keyframes light-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.15; }
}

.machine-spinning .machine-light {
    animation: light-blink 0.22s infinite;
}

.machine-spinning .machine-light.lit-red {
    animation-delay: 0s;
}

.machine-spinning .machine-light.lit-yellow {
    animation-delay: 0.07s;
}

.machine-spinning .machine-light.lit-green {
    animation-delay: 0.14s;
}

/* 玻璃罩 - 更通透，带彩色反光 */
.glass-dome {
    width: 270px;
    height: 270px;
    background: radial-gradient(ellipse at 30% 25%, rgba(255,255,255,0.9) 0%, rgba(230,245,255,0.65) 35%, rgba(200,225,255,0.45) 70%, rgba(180,210,240,0.35) 100%);
    border: 8px solid rgba(0, 0, 0, 0.32);
    border-radius: 50%;
    position: relative;
    overflow: hidden;
    margin: 0 auto;
    box-shadow:
        inset 0 14px 32px rgba(255,255,255,0.12),
        inset 0 -6px 14px rgba(0,0,0,0.08),
        0 5px 16px rgba(0,0,0,0.25),
        0 0 0 2px rgba(255,255,255,0.06);
}

.glass-dome::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 105%, rgba(255,180,100,0.15) 0%, transparent 60%);
    pointer-events: none;
    z-index: 5;
}

.glass-dome::after {
    content: '';
    position: absolute;
    top: 16px;
    left: 28px;
    width: 60px;
    height: 100px;
    background: var(--glass-shine);
    border-radius: 50%;
    transform: rotate(28deg);
    filter: blur(12px);
    pointer-events: none;
    z-index: 5;
}

/* 扭蛋球样式 - 更有光泽感 */
.capsule-v3 {
    position: absolute;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.35);
    box-shadow:
        inset -4px -4px 7px rgba(0,0,0,0.28),
        inset 3px 3px 5px rgba(255,255,255,0.45),
        0 3px 6px rgba(0,0,0,0.2);
    transition: all 0.45s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: capsule-idle 3s ease-in-out infinite;
}

.capsule-v3:nth-child(odd) {
    animation-delay: 0.4s;
    animation-duration: 3.5s;
}

.capsule-v3:nth-child(3n) {
    animation-delay: 0.8s;
    animation-duration: 2.8s;
}

@keyframes capsule-idle {
    0%, 100% { transform: translateY(0) rotate(var(--init-rot, 0deg)); }
    30% { transform: translateY(-4px) rotate(calc(var(--init-rot, 0deg) + 5deg)); }
    60% { transform: translateY(2px) rotate(calc(var(--init-rot, 0deg) - 3deg)); }
}

/* 控制区面板 - 更精致 */
.machine-control {
    background: linear-gradient(160deg, #2d2d2d, #1c1c1c);
    margin-top: 16px;
    border-radius: 18px 18px 0 0;
    padding: 18px 15px 22px;
    text-align: center;
    border: 3px solid rgba(255,255,255,0.09);
    border-bottom: none;
    box-shadow: inset 0 2px 8px rgba(0,0,0,0.5), inset 0 -1px 0 rgba(255,255,255,0.03);
}

/* 机器状态显示屏 - 像素LCD风 */
.machine-display {
    background: #040e08;
    border: 2px solid #153320;
    border-radius: 6px;
    padding: 7px 12px;
    margin-bottom: 14px;
    font-family: 'Courier New', 'Lucida Console', monospace;
    font-size: 0.72rem;
    letter-spacing: 2.5px;
    text-align: center;
    color: #00f57a;
    text-shadow: 0 0 8px rgba(0, 245, 122, 0.9), 0 0 18px rgba(0, 245, 122, 0.45);
    box-shadow: inset 0 2px 10px rgba(0,0,0,0.8), 0 0 10px rgba(0, 230, 118, 0.12);
    user-select: none;
    position: relative;
    overflow: hidden;
}

.machine-display::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,0,0,0.07) 2px,
        rgba(0,0,0,0.07) 4px
    );
    pointer-events: none;
}

/* 旋钮按钮 - 更立体的金色按钮 */
.knob-v3 {
    width: 80px;
    height: 80px;
    background: radial-gradient(circle at 35% 30%, #fff0a0, #ffd166 45%, #e0a020 80%, #c9a227 100%);
    border: 5px solid rgba(0,0,0,0.45);
    border-radius: 50%;
    cursor: pointer;
    margin: 0 auto 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease;
    box-shadow:
        0 6px 0 #a07800,
        0 9px 0 rgba(0,0,0,0.3),
        inset 0 2px 5px rgba(255,255,255,0.5),
        inset 0 -2px 4px rgba(0,0,0,0.15);
    position: relative;
}

.knob-v3::before {
    content: '';
    position: absolute;
    top: 7px;
    left: 7px;
    right: 7px;
    bottom: 7px;
    border-radius: 50%;
    border: 2px solid rgba(0,0,0,0.12);
    pointer-events: none;
}

.knob-v3::after {
    content: '';
    position: absolute;
    top: 10px;
    left: 14px;
    width: 20px;
    height: 8px;
    background: rgba(255,255,255,0.3);
    border-radius: 50%;
    transform: rotate(-30deg);
    pointer-events: none;
    filter: blur(2px);
}

.knob-v3:hover {
    transform: rotate(15deg) scale(1.07);
    box-shadow:
        0 8px 0 #a07800,
        0 11px 0 rgba(0,0,0,0.25),
        inset 0 2px 5px rgba(255,255,255,0.5);
    filter: brightness(1.08);
}

.knob-v3:active {
    transform: rotate(180deg) scale(0.94) !important;
    box-shadow: 0 2px 0 #a07800, 0 3px 0 rgba(0,0,0,0.2);
}

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

.knob-line {
    width: 42px;
    height: 10px;
    background: linear-gradient(90deg, rgba(0,0,0,0.4), rgba(0,0,0,0.65));
    border-radius: 5px;
    box-shadow: 0 1px 0 rgba(255,255,255,0.25);
}

/* 机器底部出球托盘 */
.machine-tray {
    background: linear-gradient(160deg, #1e1e1e, #111111);
    border-radius: 0 0 14px 14px;
    padding: 12px 15px 18px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    border: 3px solid rgba(255,255,255,0.07);
    border-top: none;
    box-shadow: 0 12px 0 var(--machine-body-shadow), 0 14px 0 rgba(0,0,0,0.15);
}

.tray-label {
    color: rgba(255,255,255,0.3);
    font-size: 0.6rem;
    letter-spacing: 3px;
    font-weight: 600;
    font-family: 'Arial', sans-serif;
}

.tray-opening {
    width: 88px;
    height: 30px;
    background: #040404;
    border-radius: 15px;
    border: 2px solid #2a2a2a;
    position: relative;
    overflow: visible;
    box-shadow: inset 0 3px 10px rgba(0,0,0,0.9);
}

.tray-opening::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 13px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.03), transparent);
    pointer-events: none;
}

/* 弹出球动画 - 更夸张的弹跳 */
@keyframes ejectBall {
    0% {
        transform: translateX(-50%) translateY(-90px) rotate(0deg) scale(0.5);
        opacity: 0;
        filter: brightness(2);
    }
    25% {
        opacity: 1;
        filter: brightness(1.4);
    }
    60% {
        transform: translateX(-50%) translateY(14px) rotate(600deg) scale(1.15);
        filter: brightness(1.2);
    }
    80% {
        transform: translateX(-50%) translateY(-6px) rotate(680deg) scale(0.92);
        filter: brightness(1);
    }
    100% {
        transform: translateX(-50%) translateY(2px) rotate(720deg) scale(1);
        opacity: 1;
        filter: brightness(1);
    }
}

@keyframes ejectBallGlow {
    0% { box-shadow: 0 0 20px 8px rgba(255,255,255,0.8), inset -2px -2px 4px rgba(0,0,0,0.3), inset 1px 1px 2px rgba(255,255,255,0.4); }
    60% { box-shadow: 0 0 12px 4px rgba(255,255,200,0.5), inset -2px -2px 4px rgba(0,0,0,0.3), inset 1px 1px 2px rgba(255,255,255,0.4); }
    100% { box-shadow: 0 2px 6px rgba(0,0,0,0.4), inset -2px -2px 4px rgba(0,0,0,0.3), inset 1px 1px 2px rgba(255,255,255,0.4); }
}

.ejected-capsule {
    position: absolute;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    left: 50%;
    top: 3px;
    transform: translateX(-50%);
    border: 2px solid rgba(255,255,255,0.35);
    animation: ejectBall 1.0s cubic-bezier(0.34, 1.56, 0.64, 1) forwards,
               ejectBallGlow 1.0s ease-out forwards;
}

/* 菜单管理面板 */
.dish-manager {
    flex: 1;
    min-width: 300px;
    background: var(--bg-card);
    padding: 28px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.dish-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 10px;
    margin-top: 16px;
}

.dish-item {
    background: var(--bg-subtle);
    padding: 9px 14px;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
    font-size: 0.9rem;
}

.dish-item:hover {
    background: white;
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: var(--shadow-xs);
    transform: translateY(-1px);
}

/* 弹窗效果 - 更游戏化 */
.result-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.82);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    backdrop-filter: blur(10px);
}

.result-card {
    background: linear-gradient(160deg, #ffffff 0%, #fff8f0 100%);
    padding: 3rem 3.5rem;
    border-radius: var(--radius-xl);
    text-align: center;
    transform: scale(0.5) translateY(60px) rotate(-3deg);
    opacity: 0;
    transition: 0.55s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow:
        0 30px 70px rgba(0,0,0,0.35),
        0 0 0 3px rgba(255,209,102,0.4),
        0 0 40px rgba(255,160,50,0.15);
    position: relative;
    overflow: hidden;
    max-width: 380px;
    width: 90%;
}

.result-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #ff4757, #ffa502, #ffd700, #2ed573, #1e90ff, #a29bfe, #ff4757);
    background-size: 300% 100%;
    animation: shimmer 2.5s linear infinite;
}

.result-card::after {
    content: '🎉';
    position: absolute;
    top: 12px;
    right: 16px;
    font-size: 1.4rem;
    animation: bounce-emoji 1s ease-in-out infinite;
}

@keyframes bounce-emoji {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-5px) rotate(15deg); }
}

.result-card.show {
    transform: scale(1) translateY(0) rotate(0deg);
    opacity: 1;
}

.result-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.result-dish {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--machine-red);
    margin: 1rem 0 1.5rem;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 12px rgba(230, 57, 70, 0.25), 0 4px 24px rgba(230, 57, 70, 0.1);
    animation: dish-pop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes dish-pop {
    0% { transform: scale(0.3); opacity: 0; }
    60% { transform: scale(1.12); }
    100% { transform: scale(1); opacity: 1; }
}

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

/* 机身震动动画 - 更有活力 */
@keyframes machine-shake {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    8% { transform: translate(-4px, -1px) rotate(-1deg); }
    16% { transform: translate(4px, 1px) rotate(1deg); }
    24% { transform: translate(-6px, -2px) rotate(-1.4deg); }
    32% { transform: translate(6px, 1px) rotate(1.4deg); }
    40% { transform: translate(-5px, -2px) rotate(-1.1deg); }
    48% { transform: translate(5px, 2px) rotate(1.1deg); }
    56% { transform: translate(-4px, 1px) rotate(-0.7deg); }
    64% { transform: translate(4px, -1px) rotate(0.7deg); }
    72% { transform: translate(-3px, 0) rotate(-0.4deg); }
    80% { transform: translate(3px, 1px) rotate(0.4deg); }
    92% { transform: translate(-2px, -1px) rotate(-0.2deg); }
}

.machine-spinning {
    animation: machine-shake 0.28s infinite !important;
}

/* 彩带/烟花动画 */
@keyframes confetti-fall {
    0% { transform: translateY(0) rotate(0deg) scale(1); opacity: 1; }
    80% { opacity: 1; }
    100% { transform: translateY(110vh) rotate(720deg) scale(0.3); opacity: 0; }
}

/* 留言板样式 */
.guestbook-container {
    max-width: 800px;
    margin: 2rem auto;
}

.message-form {
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: var(--text-color);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

    .form-input:focus,
    .form-textarea:focus {
        outline: none;
        border-color: var(--secondary-color);
        box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
    }

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.message-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.message-item {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

    .message-item:hover {
        transform: translateX(5px);
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    }

.message-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.message-author {
    font-weight: bold;
    color: var(--text-color);
}

.message-date {
    color: #666;
    font-size: 0.9rem;
}

.message-content {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

.message-date {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* 页脚样式 */
.footer {
    background: var(--primary-color);
    color: rgba(255, 255, 255, 0.7);
    padding: 2rem;
    text-align: center;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    font-size: 0.875rem;
}

/* ===============================
   🎣 小猫钓鱼打卡系统
================================ */

.fishing-checkin {
    background: linear-gradient(135deg, #1a1a1a 0%, #333333 100%);
    color: white !important;
    border: none !important;
    padding: 2.5rem !important;
}

.checkin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.3);
}

.checkin-header h3 {
    margin: 0;
    font-size: 1.3rem;
}

.fishing-scene {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 150px;
    padding: 2rem;
}

.cat-sprite {
    font-size: 5rem;
    transition: transform 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    display: inline-block;
}

.cat-sprite.casting {
    animation: catCasting 0.8s ease;
}

@keyframes catCasting {
    0% {
        transform: rotate(0deg) translateY(0);
    }
    25% {
        transform: rotate(-15deg) translateY(-10px);
    }
    50% {
        transform: rotate(-30deg) translateY(-15px);
    }
    75% {
        transform: rotate(-15deg) translateY(-10px);
    }
    100% {
        transform: rotate(0deg) translateY(0);
    }
}

.flying-fish {
    animation: fishFly 1s ease-out forwards;
}

@keyframes fishFly {
    0% {
        opacity: 1;
        transform: translate(0, 0) scale(1);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translate(150px, -100px) scale(0.5) rotate(45deg);
    }
}

/* 周统计样式 */
.week-stats {
    margin: 2rem 0;
}

.week-day-item {
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    padding: 0.8rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.week-day-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.week-day-item.today {
    border-color: #ffeb3b;
    box-shadow: 0 0 10px rgba(255, 235, 59, 0.5);
}

.week-day-item.active {
    background: rgba(76, 175, 80, 0.6);
    border-color: #4caf50;
    box-shadow: 0 0 15px rgba(76, 175, 80, 0.6);
}

.week-day-emoji {
    font-size: 1.8rem;
    margin-bottom: 0.3rem;
}

.week-day-label {
    font-size: 0.75rem;
    opacity: 0.9;
    margin-bottom: 0.2rem;
}

.week-day-date {
    font-size: 0.85rem;
    font-weight: bold;
}

/* 统计卡片样式 */
.checkin-stats {
    margin: 1.5rem 0;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 1.2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* 打卡按钮样式 */
.checkin-btn {
    background: linear-gradient(135deg, #1a1a1a, #333333);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.9rem 2.5rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    position: relative;
    z-index: 100;
    pointer-events: auto;
}

.checkin-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
    border-color: rgba(255, 255, 255, 0.6);
    background: linear-gradient(135deg, #333333, #555555);
}

.checkin-btn:active:not(:disabled) {
    transform: translateY(0);
}

.checkin-btn:disabled {
    background: rgba(255, 255, 255, 0.3);
    cursor: not-allowed;
    box-shadow: none;
}

.checkin-btn.disabled {
    opacity: 0.6;
}

/* Toast样式 */
.toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 1.2rem 2rem;
    border-radius: 8px;
    z-index: 10000;
    font-size: 0.95rem;
    white-space: nowrap;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

@keyframes toastShow {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

@keyframes toastFade {
    to {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow);
        padding: 2rem 0;
    }

        .nav-menu.active {
            left: 0;
        }

    .nav-toggle {
        display: flex;
    }

        .nav-toggle.active .bar:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active .bar:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }

        .nav-toggle.active .bar:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }

    .quick-nav {
        padding: 1rem;
        gap: 0.5rem;
    }

    .quick-nav-item {
        padding: 0.5rem 0.9rem;
        font-size: 0.85rem;
    }

    .intro-section {
        flex-direction: column;
        text-align: center;
    }

    .intro-avatar {
        width: 150px;
        height: 150px;
    }

    .carousel-container {
        height: 300px;
    }

    .article-list {
        grid-template-columns: 1fr;
    }

    .skill-items {
        grid-template-columns: 1fr;
    }

    .contact-icons {
        gap: 1rem;
    }

    .gachapon-machine {
        width: 280px;
        height: 380px;
    }

    .add-dish-input {
        width: 100%;
        margin-right: 0;
        margin-bottom: 0.5rem;
    }
}

/* 动画效果 */
.fade-in {
    animation: fadeIn 0.6s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in {
    animation: slideIn 0.6s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

.article-preview {
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-card);
    box-shadow: var(--shadow-xs);
    display: block;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
}

    .article-preview::after {
        content: '→';
        position: absolute;
        right: 1.5rem;
        bottom: 1.5rem;
        opacity: 0;
        transform: translateX(-8px);
        transition: var(--transition);
        color: var(--accent-blue);
        font-weight: 600;
    }

    .article-preview:hover {
        border-color: rgba(59, 130, 246, 0.3);
        transform: translateY(-4px);
        box-shadow: var(--shadow-hover);
    }

    .article-preview:hover::after {
        opacity: 1;
        transform: translateX(0);
    }

/* ===============================
   🌙 暗黑模式
================================ */

[data-theme="dark"] {
    --primary-color: #f1f5f9;
    --secondary-color: #cbd5e1;
    --accent-color: #94a3b8;
    --text-color: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --bg-color: #0f172a;
    --bg-subtle: #1e293b;
    --bg-card: #1e293b;
    --border-color: #334155;
    --border-subtle: #1e293b;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] body {
    background-color: var(--bg-color);
}

[data-theme="dark"] .navbar {
    background-color: rgba(15, 23, 42, 0.92);
    border-bottom-color: #334155;
}

[data-theme="dark"] .card {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .card:hover {
    border-color: rgba(59, 130, 246, 0.3);
}

[data-theme="dark"] .skill-category {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .skill-item {
    background: #253045;
    border-color: #334155;
}

[data-theme="dark"] .skill-item:hover {
    background: #2d3f5a;
    border-color: rgba(59, 130, 246, 0.4);
}

[data-theme="dark"] .intro-section {
    background: var(--bg-card);
    border-color: #334155;
}

[data-theme="dark"] .intro-text strong {
    color: var(--text-color);
}

[data-theme="dark"] .search-box {
    background: #253045;
    color: var(--text-color);
    border-color: #334155;
}

[data-theme="dark"] .search-box:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

[data-theme="dark"] .article-card {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .contact-section {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(16, 185, 129, 0.08) 100%);
    border-color: rgba(59, 130, 246, 0.2);
}

[data-theme="dark"] .contact-icon {
    background: #253045;
    background-image: linear-gradient(#253045, #253045), linear-gradient(135deg, #3b82f6 0%, #10b981 100%);
}

[data-theme="dark"] .form-input,
[data-theme="dark"] .form-textarea {
    background: #253045;
    color: var(--text-color);
    border-color: #334155;
}

[data-theme="dark"] .form-input:focus,
[data-theme="dark"] .form-textarea:focus {
    border-color: var(--accent-blue);
}

[data-theme="dark"] .message-form {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .message-item {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .footer {
    background: #0a1220;
}

[data-theme="dark"] .dish-manager {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .dish-item {
    background: #253045;
    border-color: #334155;
}

[data-theme="dark"] .tag {
    background: #253045;
    color: var(--text-color);
    border-color: #334155;
}

[data-theme="dark"] .tag.active {
    background: var(--accent-blue);
    color: #fff;
    border-color: transparent;
}

[data-theme="dark"] .skills-section {
    background: transparent;
}

[data-theme="dark"] .nav-menu {
    background-color: rgba(15, 23, 42, 0.95);
}

[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] .nav-link.active {
    background: #253045;
}

[data-theme="dark"] .article-preview {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .project-item {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .skill-bar-bg {
    background: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .skill-bar-fill {
    background: linear-gradient(90deg, var(--accent-blue), #60a5fa);
}

[data-theme="dark"] .skill-level.level-expert  { color: #6fd96f; }
[data-theme="dark"] .skill-level.level-good    { color: #60a5fa; }
[data-theme="dark"] .skill-level.level-learning { color: #fcd34d; }
.dark-mode-toggle {
    background: none;
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 1rem;
    padding: 0.35rem 0.5rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    line-height: 1;
    margin-left: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dark-mode-toggle:hover {
    background: var(--bg-subtle);
    transform: scale(1.1);
}

/* ===============================
   📱 移动端汉堡菜单图标
================================ */

.nav-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ===============================
   🎨 按钮扩展
================================ */

.btn-primary {
    background: linear-gradient(135deg, #1a1a1a 0%, #333333 100%);
    color: white;
}

/* ===============================
   📰 文章卡片标题修复（暗色背景上用白色）
================================ */

.article-card-header .article-card-title {
    color: white;
}

/* ===============================
   🚀 项目经历样式
================================ */

.project-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 1rem;
}

.project-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1.75rem;
    background: var(--bg-card);
    transition: var(--transition);
    box-shadow: var(--shadow-xs);
    position: relative;
    overflow: hidden;
}

    .project-item::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 3px;
        background: linear-gradient(180deg, var(--accent-blue), var(--accent-emerald));
        opacity: 0;
        transition: opacity 0.3s ease;
    }

.project-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(59, 130, 246, 0.2);
}

.project-item:hover::before {
    opacity: 1;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.project-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-color);
    margin: 0;
}

.project-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--bg-subtle);
    color: var(--accent-blue);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    white-space: nowrap;
}

.project-desc {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* ===============================
   🏗️ 首页技术方向卡片
================================ */

.tech-card {
    padding: 1.1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-subtle);
    transition: var(--transition);
    text-align: center;
}

.tech-card:hover {
    transform: translateY(-3px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: var(--shadow-md);
    background: var(--bg-card);
}

[data-theme="dark"] .tech-card {
    background: #1e293b;
}

[data-theme="dark"] .tech-card:hover {
    background: #253045;
}

.carousel-bg {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

.carousel-bg-1 {
    background: linear-gradient(135deg, #0f2027 0%, #203a43 40%, #2c5364 100%);
}

.carousel-bg-2 {
    background: linear-gradient(150deg, #1a1a2e 0%, #16213e 40%, #0f3460 100%);
}

.carousel-bg-3 {
    background: linear-gradient(150deg, #0d1b2a 0%, #1b4332 50%, #2d6a4f 100%);
}

/* ===============================
   📊 技能进度条
================================ */

.skill-bar-wrap {
    margin-top: 0.5rem;
}

.skill-bar-bg {
    width: 100%;
    height: 4px;
    background: rgba(0, 0, 0, 0.08);
    border-radius: 2px;
    overflow: hidden;
}

.skill-bar-fill {
    height: 100%;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--accent-blue), #60a5fa);
    transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 技能等级颜色 */
.skill-level.level-expert  { color: #059669; font-weight: 700; }
.skill-level.level-good    { color: var(--accent-blue); font-weight: 600; }
.skill-level.level-beginner { color: var(--text-muted); }
.skill-level.level-learning { color: #d97706; }
[data-theme="dark"] .skill-level.level-learning { color: #fcd34d; }

/* ===============================
   📊 性能：减少重排的占位符
================================ */

.carousel-container {
    /* 性能优化：防止轮播图切换时触发全页面重排 */
    contain: layout;
}

/* ===============================
   🎯 技能标签分类徽章
================================ */

.skill-category-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    margin-left: auto;
}

.badge-core { background: #dbeafe; color: #1d4ed8; }
.badge-warehouse { background: #d1fae5; color: #065f46; }
.badge-db { background: #ede9fe; color: #6d28d9; }
.badge-compute { background: #fef3c7; color: #92400e; }
.badge-etl { background: #fce7f3; color: #9d174d; }
.badge-tools { background: #f1f5f9; color: #475569; }
.badge-governance { background: #dcfce7; color: #14532d; }
.badge-service { background: #e0f2fe; color: #0c4a6e; }
.badge-analysis { background: #fef9c3; color: #713f12; }
.badge-ai { background: #f0fdf4; color: #166534; }

[data-theme="dark"] .badge-core { background: rgba(29, 78, 216, 0.2); color: #93c5fd; }
[data-theme="dark"] .badge-warehouse { background: rgba(6, 95, 70, 0.2); color: #6ee7b7; }
[data-theme="dark"] .badge-db { background: rgba(109, 40, 217, 0.2); color: #c4b5fd; }
[data-theme="dark"] .badge-compute { background: rgba(146, 64, 14, 0.2); color: #fcd34d; }
[data-theme="dark"] .badge-etl { background: rgba(157, 23, 77, 0.2); color: #f9a8d4; }
[data-theme="dark"] .badge-tools { background: rgba(71, 85, 105, 0.2); color: #94a3b8; }
[data-theme="dark"] .badge-governance { background: rgba(20, 83, 45, 0.2); color: #86efac; }
[data-theme="dark"] .badge-service { background: rgba(12, 74, 110, 0.2); color: #7dd3fc; }
[data-theme="dark"] .badge-analysis { background: rgba(113, 63, 18, 0.2); color: #fde047; }
[data-theme="dark"] .badge-ai { background: rgba(22, 101, 52, 0.2); color: #86efac; }

/* ===============================
   ✨ 扭蛋机 SPIN 进度圆环
================================ */

.spin-progress-wrap {
    position: relative;
    width: 76px;
    height: 76px;
    margin: 0 auto 14px;
}

.spin-progress-wrap .knob-v3 {
    position: absolute;
    inset: 0;
    margin: 0;
    width: 100%;
    height: 100%;
}

.spin-progress-svg {
    position: absolute;
    inset: -6px;
    width: calc(100% + 12px);
    height: calc(100% + 12px);
    transform: rotate(-90deg);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 10;
}

.spin-progress-svg.visible {
    opacity: 1;
}

.spin-progress-circle {
    fill: none;
    stroke: var(--gold);
    stroke-width: 3;
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    stroke-linecap: round;
    filter: drop-shadow(0 0 4px rgba(255, 209, 102, 0.8));
    transition: stroke-dashoffset 0.1s linear;
}