/* =================================
   💻 Tech Page - Modern Design
   ================================= */

/* 页面容器增加顶部间距 */
body.page-template-custom-tech {
    padding-top: var(--header-height);

    /* ========== 主题色变量 - Tech 蓝色系 ========== */
    --tech-primary: var(--primary-blue);
    --tech-secondary: var(--primary-light);
    --tech-accent: var(--primary-lightest);

    /* 主题色映射 - 用于组件 */
    --theme-primary: var(--tech-primary);
    --theme-secondary: var(--tech-secondary);
    --theme-accent: var(--tech-accent);
    --theme-gradient: linear-gradient(135deg, var(--tech-primary), var(--tech-secondary));

    /* ========== 中性边框 - 统一使用设计系统 ========== */
    --theme-border: var(--border-color);
    --theme-border-light: var(--slate-border);

    /* ========== 主题背景 - 带主题色调的渐变 ========== */
    --theme-hero-bg: color-mix(in srgb, var(--bg-secondary) 94%, var(--theme-primary) 6%);
    --theme-filter-bg: color-mix(in srgb, var(--bg-secondary) 96%, var(--theme-primary) 4%);
    --theme-card-bg: color-mix(in srgb, var(--bg-secondary) 95%, var(--theme-primary) 5%);

    /* ========== 主题悬停效果 ========== */
    --theme-hover-bg: color-mix(in srgb, var(--theme-primary) 12%, transparent);
    --theme-hover-border: color-mix(in srgb, var(--theme-primary) 35%, transparent);

    /* ========== 主题阴影和光晕 ========== */
    --theme-glow: 0 0 30px rgba(var(--tech-secondary-rgb, 86, 204, 242), 0.15);
    --theme-glow-strong: 0 10px 24px rgba(var(--tech-primary-rgb, 47, 128, 237), 0.25);
    --theme-shadow-color: rgba(var(--tech-primary-rgb, 47, 128, 237), 0.08);

    /* ========== 玻璃面板效果 ========== */
    --tech-panel-surface: color-mix(in srgb, var(--bg-secondary) 90%, var(--theme-primary) 10%);
    --tech-panel-surface-strong: color-mix(in srgb, var(--bg-secondary) 94%, var(--theme-primary) 6%);
    --tech-panel-border: color-mix(in srgb, var(--theme-border) 70%, transparent);
    --tech-panel-shadow: var(--shadow-lg);

    /* ========== 向后兼容的别名 ========== */
    --primary-blue: var(--theme-primary);
    --primary-light: var(--theme-secondary);
}

#main-content {
    padding-top: var(--header-height) !important;
}

[data-theme='dark'] body.page-template-custom-tech {
    --tech-panel-surface: color-mix(in srgb, var(--bg-dark-secondary) 88%, var(--theme-primary) 12%);
    --tech-panel-surface-strong: color-mix(in srgb, var(--bg-dark) 90%, var(--theme-primary) 10%);
    --tech-panel-border: color-mix(in srgb, var(--theme-primary) 22%, transparent);
    --tech-panel-shadow: var(--shadow-xl);
}

body:not(.tech-posts-ready) #techPostList .post-card:nth-child(n+9) {
    display: none;
}


/* ==================== 页面头部 ==================== */
.tech-page {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.tech-hero {
    position: relative;
    margin: var(--space-2xl) auto;
    padding: 48px var(--space-2xl) 40px;
    border-radius: var(--radius-xl);
    background: var(--theme-hero-bg);
    border: 1px solid var(--theme-border-light);
    box-shadow: var(--shadow-xl), var(--shadow-inset-subtle);
    overflow: visible;
    z-index: var(--z-base);
}

.tech-hero::before,
.tech-hero::after {
    content: '';
    position: absolute;
    z-index: 0;
    inset: auto auto -60px 60%;
    width: clamp(220px, 60vw, 420px);
    height: clamp(220px, 60vw, 420px);
    background: radial-gradient(circle at center, rgba(79, 172, 254, 0.35), transparent 70%);
    filter: blur(10px);
    opacity: 0.5;
    pointer-events: none;
    transform: translate3d(0, 0, 0);
    animation: hero-breathe 8s ease-in-out infinite alternate;
}

.tech-hero::after {
    inset: -120px -80px auto auto;
    width: clamp(200px, 50vw, 360px);
    height: clamp(200px, 50vw, 360px);
    background: radial-gradient(circle at center, rgba(86, 204, 242, 0.25), transparent 65%);
    animation: hero-breathe 10s ease-in-out infinite alternate-reverse;
}

@keyframes hero-breathe {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
        opacity: 0.5;
    }

    100% {
        transform: translate3d(20px, -20px, 0) scale(1.1);
        opacity: 0.7;
    }
}

.tech-hero__inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.tech-hero__header {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.9fr);
    gap: var(--space-xl);
    align-items: stretch;
}

.tech-hero__intro {
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    background: var(--glass-bg-78);
    border: 1px solid var(--theme-border-light);
    box-shadow: var(--shadow-inset-white-80), var(--shadow-lg);
    height: 100%;
}

.tech-hero__intro>*:first-child {
    margin-top: 0;
}

.tech-hero__kicker {
    text-transform: uppercase;
    letter-spacing: 0.3em;
    font-size: var(--text-xs);
    color: var(--text-slate);
    /* 提高对比度 */
    margin-bottom: var(--space-xs);
}

.tech-hero__title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4.5vw, 3.2rem);
    margin: 0;
    color: var(--text-primary);
}

.tech-hero__headline {
    margin-bottom: var(--space-sm);
}

.tech-visitor-card {
    align-self: stretch;
    border-radius: var(--radius-lg);
    border: 1px solid var(--theme-border-light);
    background: linear-gradient(135deg, rgba(240, 247, 255, 0.92), rgba(224, 235, 255, 0.92));
    box-shadow: var(--shadow-lg);
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    max-width: 420px;
    margin-left: auto;
    height: 100%;
}

.tech-visitor-card__label {
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-tertiary);
}

.tech-visitor-card__list {
    margin: 0;
    display: grid;
    gap: var(--space-sm);
}

.tech-visitor-card__item {
    display: grid;
    grid-template-columns: 120px minmax(0, 1fr);
    gap: var(--space-md);
    font-size: var(--text-sm);
    align-items: center;
}

.tech-visitor-card__item dt {
    color: var(--text-tertiary);
}

.tech-visitor-card__item dd {
    margin: 0;
    font-weight: 600;
    color: var(--text-primary);
    text-align: right;
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-xs);
    flex-wrap: wrap;
    line-height: 1.3;
    word-break: break-all;
    overflow-wrap: anywhere;
}

.tech-visitor-card__item dd span {
    display: inline-flex;
    align-items: center;
}

.tech-visitor-card__item[hidden] {
    display: none !important;
}

.tech-visitor-flag {
    width: 18px;
    height: 18px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.08);
}

.tech-visitor-flag img {
    width: 100%;
    height: 100%;
    display: block;
}

@media (max-width: 1024px) {
    .tech-hero__header {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .tech-visitor-card {
        max-width: 100%;
        margin-left: 0;
    }
}

@media (max-width: 768px) {

    body.page-template-custom-tech .o-grid,
    body.page-template-custom-tech .o-grid__col {
        padding-left: 0;
        padding-right: 0;
    }

    body.page-template-custom-tech .container {
        padding-left: var(--space-md);
        padding-right: var(--space-md);
        width: 100%;
        max-width: 100vw;
        overflow-x: hidden;
        box-sizing: border-box;
    }

    .tech-page {
        overflow-x: hidden;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .tech-hero {
        padding: var(--space-lg);
        width: 100%;
        box-sizing: border-box;
    }

    .tech-hero::before,
    .tech-hero::after {
        inset: auto auto -24px 50%;
        width: clamp(200px, 85vw, 360px);
        height: clamp(200px, 85vw, 360px);
        transform: translate(-50%, 0);
        opacity: 0.35;
    }

    .tech-hero::after {
        inset: -80px auto auto 55%;
    }

    /* 防止卡片和容器溢出 */
    .tech-filter {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .tech-page .content-layout {
        width: 100%;
        max-width: 100%;
        overflow-x: hidden;
        box-sizing: border-box;
        grid-template-columns: 1fr !important;
        gap: var(--space-xl);
    }

    .posts-main {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        padding-left: 0;
        padding-right: 0;
        grid-row: 1;
    }

    .sidebar {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        padding-left: 0;
        padding-right: 0;
        position: static;
        grid-row: 2;
    }

    .posts-grid {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .post-card {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .post-image {
        width: 100%;
        max-width: 100%;
    }

    .post-image img {
        width: 100%;
        height: auto;
        max-width: 100%;
    }

    .sidebar-widget {
        width: 100%;
        max-width: 100%;
        overflow-x: hidden;
        box-sizing: border-box;
    }

    .tool-card-simple {
        max-width: 100%;
        box-sizing: border-box;
    }

    .tool-card-simple__body,
    .tool-card-simple__layout {
        max-width: 100%;
        box-sizing: border-box;
        overflow: hidden;
    }

    .tech-hero__stats {
        display: grid !important;
        grid-template-columns: 1fr !important;
    }
}


/* ==================== 暗色模式 ==================== */
[data-theme='dark'] .tech-hero {
    background: linear-gradient(135deg, rgba(21, 31, 45, 0.95), rgba(26, 38, 56, 0.95));
    border-color: rgba(86, 204, 242, 0.12);
}

[data-theme='dark'] .tech-visitor-card {
    background: linear-gradient(135deg, rgba(21, 31, 45, 0.92), rgba(30, 41, 59, 0.9));
    border-color: rgba(86, 204, 242, 0.2);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
}

[data-theme='dark'] .tech-hero__intro {
    background: linear-gradient(135deg, rgba(18, 27, 39, 0.92), rgba(26, 39, 58, 0.88));
    border-color: rgba(86, 204, 242, 0.2);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 22px 45px rgba(0, 0, 0, 0.45);
}

[data-theme='dark'] .tech-hero__kicker,
[data-theme='dark'] .tech-hero__description {
    color: rgba(226, 232, 240, 0.85);
}

[data-theme='dark'] .tech-hero__stats {
    background: rgba(14, 20, 32, 0.85);
    border-color: rgba(86, 204, 242, 0.18);
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

[data-theme='dark'] .metric-card {
    background: linear-gradient(135deg, rgba(29, 38, 56, 0.95), rgba(21, 26, 44, 0.95));
    border-color: rgba(86, 204, 242, 0.2);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.35);
}

[data-theme='dark'] .tech-hero__panel {
    border-top-color: rgba(86, 204, 242, 0.25);
}

[data-theme='dark'] .tech-filter {
    background: rgba(21, 31, 45, 0.9);
    border-color: rgba(86, 204, 242, 0.15);
}



[data-theme='dark'] .sort-select__trigger {
    background: color-mix(in srgb, var(--bg-secondary) 90%, var(--bg-dark));
    color: rgba(226, 232, 240, 0.95);
    border-color: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 40%, transparent);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.45), 0 0 0 1px color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 30%, transparent);
}

[data-theme='dark'] .sort-select__chevron {
    color: rgba(226, 232, 240, 0.8);
}

[data-theme='dark'] .sort-select__menu {
    background: rgba(15, 23, 42, 0.95);
    border-color: rgba(86, 204, 242, 0.2);
    box-shadow: 0 30px 50px rgba(0, 0, 0, 0.6);
}

[data-theme='dark'] .sort-select__option {
    color: rgba(226, 232, 240, 0.9);
}

[data-theme='dark'] .sort-select__option:hover,
[data-theme='dark'] .sort-select__option:focus,
[data-theme='dark'] .sort-select__option.is-active {
    background: rgba(86, 204, 242, 0.15);
    color: var(--theme-secondary);
}

/* 暗色模式 - 文章卡片 */
[data-theme='dark'] .post-card {
    background: rgba(30, 41, 59, 0.7);
    border-color: rgba(71, 85, 105, 0.4);
}

[data-theme='dark'] .post-card:hover {
    background: rgba(30, 41, 59, 0.85);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 30px rgba(86, 204, 242, 0.15);
}

[data-theme='dark'] .post-card::before {
    background: linear-gradient(135deg, rgba(86, 204, 242, 0.4), rgba(79, 172, 254, 0.4));
}

[data-theme='dark'] .post-title a {
    color: rgba(248, 250, 252, 0.95);
}

[data-theme='dark'] .post-title a:hover {
    color: rgba(86, 204, 242, 0.95);
}

[data-theme='dark'] .post-excerpt {
    color: rgba(203, 213, 225, 0.85);
}

[data-theme='dark'] .post-meta {
    border-top-color: rgba(71, 85, 105, 0.4);
    color: rgba(148, 163, 184, 0.9);
}

[data-theme='dark'] .tag {
    background: rgba(86, 204, 242, 0.15);
    color: rgba(86, 204, 242, 0.95);
}

[data-theme='dark'] .tag:hover {
    background: rgba(86, 204, 242, 0.25);
}

[data-theme='dark'] .post-category {
    background: linear-gradient(135deg,
            rgba(var(--tech-primary-rgb, 47, 128, 237), 0.35),
            rgba(var(--tech-secondary-rgb, 86, 204, 242), 0.35));
    box-shadow: 0 4px 12px rgba(var(--tech-primary-rgb, 47, 128, 237), 0.25);
    border: 1px solid color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 55%, transparent);
}

/* 暗色模式 - 侧边栏 */
[data-theme='dark'] .sidebar-widget {
    background: rgba(30, 41, 59, 0.8);
    border-color: rgba(71, 85, 105, 0.4);
}

[data-theme='dark'] .sidebar-widget:hover {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

[data-theme='dark'] .sidebar-widget--tools,
[data-theme='dark'] .sidebar-widget--accent {
    background: linear-gradient(135deg, rgba(21, 31, 45, 0.85), rgba(26, 38, 56, 0.85));
    border-color: rgba(86, 204, 242, 0.3);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
}

[data-theme='dark'] .widget-title::after {
    background: linear-gradient(90deg, rgba(86, 204, 242, 0.15), transparent);
}

[data-theme='dark'] .tool-card-simple {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(51, 65, 85, 0.85));
    border-color: rgba(71, 85, 105, 0.5);
}

[data-theme='dark'] .tool-card-simple:hover {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.95), rgba(51, 65, 85, 0.9));
}

[data-theme='dark'] .tool-card-simple__icon {
    background: transparent;
}

[data-theme='dark'] .tool-name {
    color: rgba(248, 250, 252, 0.95);
}

[data-theme='dark'] .tool-desc {
    color: rgba(203, 213, 225, 0.85);
}

[data-theme='dark'] .tool-action-hint {
    color: rgba(148, 163, 184, 0.7);
}

[data-theme='dark'] .hot-post-item:hover {
    background: rgba(51, 65, 85, 0.5);
}

[data-theme='dark'] .hot-post-title {
    color: rgba(248, 250, 252, 0.95);
}

[data-theme='dark'] .hot-post-date {
    color: rgba(148, 163, 184, 0.85);
}

[data-theme='dark'] .tag-item {
    background: color-mix(in srgb, var(--bg-dark-secondary) 80%, var(--theme-primary) 20%);
    color: var(--theme-secondary);
    border-color: color-mix(in srgb, var(--theme-primary) 30%, transparent);
}

[data-theme='dark'] .tag-item:hover {
    background: color-mix(in srgb, var(--bg-dark-secondary) 65%, var(--theme-primary) 35%);
    border-color: color-mix(in srgb, var(--theme-primary) 45%, transparent);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.4);
}

[data-theme='dark'] .tag-loading,
[data-theme='dark'] .tag-empty {
    color: rgba(148, 163, 184, 0.7);
}

[data-theme='dark'] .view-all-link {
    background: rgba(51, 65, 85, 0.4);
    background-color: rgba(51, 65, 85, 0.4);
    border-color: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 35%, transparent);
    color: rgba(86, 204, 242, 0.95);
}

[data-theme='dark'] .view-all-link:hover,
[data-theme='dark'] .view-all-link:focus-visible {
    background: var(--theme-gradient, linear-gradient(135deg, var(--theme-primary, var(--primary-blue)), var(--theme-secondary, var(--primary-light)))));
    background-color: var(--theme-primary, var(--primary-blue));
    color: var(--text-inverse);
    border-color: rgba(86, 204, 242, 0.6);
    box-shadow: 0 12px 28px rgba(47, 128, 237, 0.45);
    transform: translateY(-2px);
}

[data-theme='dark'] .btn-load-more {
    background: rgba(30, 41, 59, 0.85);
    border-color: rgba(86, 204, 242, 0.35);
    color: rgba(226, 232, 240, 0.95);
}

[data-theme='dark'] .btn-load-more:hover {
    box-shadow: 0 25px 40px rgba(0, 0, 0, 0.4);
}

/* 暗色模式 - 空状态 */
[data-theme='dark'] .empty-state p {
    color: rgba(148, 163, 184, 0.85);
}

.tech-hero__description {
    max-width: 640px;
    margin: 0 0 var(--space-md);
    color: rgba(71, 85, 105, 0.85);
    font-size: var(--text-base);
    line-height: 1.8;
}

.tech-hero__stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-lg);
    background: rgba(255, 255, 255, 0.85);
    border-radius: var(--radius-lg);
    border: 1px solid var(--theme-border-light);
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
}

.metric-card {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(236, 246, 255, 0.95), rgba(223, 237, 255, 0.95));
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.metric-card__label {
    margin: 0;
    font-family: var(--font-serif);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-tertiary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.metric-card__value {
    margin: 0;
    display: flex;
    align-items: flex-end;
    min-height: 2.5rem;
}

.metric-card__number {
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.metric-card__meta {
    margin: 0;
    font-size: var(--text-sm);
    color: rgba(71, 85, 105, 0.75);
}

.tech-hero__panel {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}


/* ==================== 筛选栏 ==================== */
.tech-filter {
    position: relative;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    flex-wrap: wrap;
    background: var(--theme-filter-bg);
    border: 1px solid var(--theme-border-light);
    border-radius: var(--radius-lg);
    padding: 14px 24px;
    box-shadow: var(--shadow-md);
}

.tech-filter__chips {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    flex: 1;
    min-width: 240px;
}

.tech-filter .filter-btn.chip {
    padding: 0.55rem 1.25rem;
    border: 1.5px solid var(--border-color);
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-width: 72px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.tech-filter .filter-btn.chip:hover {
    border-color: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 70%, transparent) !important;
    color: var(--theme-primary);
    background: var(--theme-hover-bg);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md), 0 0 0 1px color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 45%, transparent);
}

.tech-filter .filter-btn:focus {
    outline: 2px solid var(--theme-primary);
    outline-offset: 2px;
}

.tech-filter .filter-btn:focus:not(:focus-visible) {
    outline: none;
}

.tech-filter .filter-btn:focus-visible {
    outline: 2px solid var(--theme-primary);
    outline-offset: 2px;
}

.tech-filter .filter-btn.chip.active {
    background: var(--theme-gradient, var(--gradient-primary)) !important;
    background-color: var(--theme-primary, var(--primary-blue)) !important;
    border-color: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 55%, transparent) !important;
    border-style: solid;
    border-width: 1.5px;
    color: var(--text-inverse, #fff) !important;
    box-shadow: var(--shadow-lg), 0 0 0 1.5px color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 45%, transparent), var(--theme-glow-strong);
    text-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

[data-theme='dark'] .tech-filter {
    background: linear-gradient(135deg, rgba(9, 14, 26, 0.95), rgba(16, 30, 46, 0.9));
    border-color: rgba(86, 204, 242, 0.25);
    box-shadow: 0 12px 35px rgba(2, 6, 14, 0.8);
}

[data-theme='dark'] .tech-filter .filter-btn.chip {
    border-color: rgba(148, 163, 184, 0.25);
    background: rgba(20, 30, 48, 0.85);
    color: rgba(226, 232, 240, 0.92);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.45);
}

[data-theme='dark'] .tech-filter .filter-btn.chip:hover {
    background: rgba(47, 128, 237, 0.12);
    border-color: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 55%, transparent) !important;
    color: var(--theme-secondary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

[data-theme='dark'] .tech-filter .filter-btn.chip.active {
    background: var(--theme-gradient, var(--gradient-primary)) !important;
    background-color: var(--theme-primary, var(--primary-blue)) !important;
    border-color: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 55%, transparent) !important;
    border-style: solid;
    border-width: 1.5px;
    color: var(--text-inverse, #fff) !important;
    box-shadow: var(--shadow-xl), 0 0 0 1.5px color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 45%, transparent), 0 0 0 1px color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 35%, transparent);
}

.tech-filter__sort {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding-left: var(--space-md);
    border-left: 1px solid var(--border-color);
    min-width: 0;
}

.tech-filter__sort .sort-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.tech-filter__sort .sort-icon {
    width: 14px;
    height: 14px;
    color: var(--text-tertiary);
}

.tech-filter .sort-select {
    border: none;
    border-radius: 0;
    padding: 0;
    background: transparent;
    box-shadow: none;
}

.sort-select {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    min-width: 0;
}

.sort-select-native {
    position: absolute;
    inset: 0;
    opacity: 0;
    pointer-events: none;
    width: 100%;
    height: 100%;
    border: 0;
    appearance: none;
    display: none;
}

.sort-select__trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.55rem 1.1rem;
    border-radius: var(--radius-pill);
    border: 1.5px solid var(--border-color);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
    background: var(--bg-secondary);
    box-shadow: var(--shadow-neutral-xs);
    min-width: 0;
}

.sort-select__trigger:hover {
    color: var(--theme-primary);
    border-color: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 65%, transparent);
    box-shadow: var(--shadow-sm), 0 0 0 1px color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 40%, transparent);
}

.sort-select__trigger:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 3px;
}

.sort-select__trigger:focus:not(:focus-visible) {
    outline: none;
}

.sort-select.is-open .sort-select__trigger {
    border-color: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 70%, transparent);
    color: var(--theme-primary);
    box-shadow: var(--shadow-md), 0 0 0 1.5px color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 45%, transparent);
}

.sort-select__chevron {
    color: var(--text-tertiary);
    transition: transform 0.25s ease;
}

.sort-select.is-open .sort-select__chevron {
    transform: rotate(180deg);
    color: var(--theme-primary);
}

.sort-select__menu {
    position: absolute;
    top: calc(100% + var(--space-xs));
    right: 0;
    min-width: 180px;
    padding: var(--space-xs);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-xxs);
    opacity: 0;
    visibility: hidden;
    transform: translateY(4px);
    transition: all 0.2s ease;
    z-index: var(--z-dropdown);
}

.sort-select.is-open .sort-select__menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.sort-select__option {
    border: none;
    background: transparent;
    text-align: left;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.sort-select__option:hover,
.sort-select__option:focus {
    background: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 14%, transparent);
    color: var(--theme-primary, var(--primary-blue));
}

.sort-select__option.is-active {
    background: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 18%, transparent);
    color: var(--theme-primary, var(--primary-blue));
    font-weight: 700;
}

.sort-select__option-icon {
    font-size: 1rem;
    display: inline-flex;
}

.sort-select__option-label {
    display: inline-flex;
    align-items: center;
    line-height: 1.2;
    white-space: nowrap;
}

.sort-select__label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

.sort-select__label-icon {
    font-size: 1rem;
    display: inline-flex;
}

/* ==================== 布局 ==================== */
.content-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.9fr) minmax(260px, 1fr);
    gap: var(--space-3xl);
    align-items: start;
}

.posts-main {
    min-width: 0;
}


/* ==================== 文章网格 ==================== */
.posts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

@media (min-width: 1024px) {
    .posts-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: var(--space-xl);
    }
}

.posts-pagination {
    display: flex;
    justify-content: center;
    gap: var(--space-xs);
    flex-wrap: wrap;
    margin: var(--space-xl) 0 var(--space-3xl);
}

.pagination-button {
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    padding: 0.35rem 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.pagination-button:hover:not(.is-disabled) {
    border-color: var(--theme-hover-border);
    color: var(--theme-primary);
}

.pagination-button.is-active {
    background: linear-gradient(135deg, #2F80ED, #56CCF2);
    border-color: transparent;
    color: #FFFFFF;
    box-shadow: 0 8px 32px rgba(47, 128, 237, 0.25);
}

.pagination-button.is-disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-ellipsis {
    align-self: center;
    color: var(--text-tertiary);
    padding: 0 var(--space-xs);
}


/* ==================== 文章卡片 - 玻璃磨砂风格 ==================== */
.post-card {
    /* 玻璃磨砂效果 */
    background: var(--glass-bg-80);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border-30);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);

    overflow: hidden;
    display: flex;
    flex-direction: column;

    transition: all var(--transition-bounce);
    position: relative;
}

/* 不支持backdrop-filter的降级方案 */
@supports not (backdrop-filter: blur(20px)) {
    .post-card {
        background: var(--glass-bg-95);
    }
}

/* 渐变边框效果 */
.post-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: var(--theme-gradient);
    -webkit-mask: linear-gradient(rgb(255 255 255) 0 0) content-box, linear-gradient(rgb(255 255 255) 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(rgb(255 255 255) 0 0) content-box, linear-gradient(rgb(255 255 255) 0 0);
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl), var(--theme-glow);
}

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

/* 减少动画性能消耗 - 只在关键元素使用 */
@media (prefers-reduced-motion: reduce) {

    .post-card,
    .post-card::before,
    .post-image img,
    .filter-btn,
    .tool-card-simple {
        transition: none;
    }

    .post-card:hover {
        transform: none;
    }
}

/* 精选徽章 */
.post-card.featured {
    box-shadow: var(--shadow-lg), var(--theme-glow);
}

.featured-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    background: var(--theme-gradient);
    color: var(--text-inverse);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 700;
    box-shadow: color-mix(in srgb, var(--theme-primary) 40%, transparent) 0 4px 12px;
    z-index: var(--z-base);
}

/* 文章图片 */
.post-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    width: 100%;
    background: linear-gradient(135deg, rgba(226, 232, 240, 0.3), rgba(203, 213, 225, 0.3));
}

.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-slow);
}

@supports not (aspect-ratio: 1) {
    .post-image {
        aspect-ratio: auto;
        padding-top: 56.25%;
        height: 0;
    }

    .post-image img {
        position: absolute;
        inset: 0;
    }
}

.post-card:hover .post-image img {
    transform: scale(1.05);
}

/* 图片加载占位符 - 防止CLS */
.post-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    border: 3px solid rgba(47, 128, 237, 0.2);
    border-top-color: rgba(47, 128, 237, 0.6);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    opacity: 0;
    z-index: var(--z-base);
    transition: opacity 0.3s;
}

.post-image img[loading="lazy"]:not([src])~ ::before,
.post-image:has(img:not([complete])) ::before {
    opacity: 1;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* 分类标签 */
.post-category {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: var(--theme-gradient);
    background-color: var(--theme-primary, var(--primary-blue));
    color: var(--text-inverse, #fff);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    border: 1px solid color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 55%, transparent);
    box-shadow: var(--theme-glow-strong), 0 0 0 1px color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 35%, transparent);
    z-index: var(--z-base);
}

/* 文章内容 */
.post-content {
    padding: var(--space-lg) var(--space-lg) var(--space-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.post-title {
    font-size: var(--text-xl);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--space-sm);
}

.post-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.post-title a:hover {
    color: var(--theme-primary);
}

.post-title a:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
    border-radius: 4px;
}

.post-title a:focus:not(:focus-visible) {
    outline: none;
}

.post-excerpt {
    color: var(--text-secondary);
    font-size: var(--text-base);
    font-family: var(--font-serif);
    line-height: 1.6;
    margin-bottom: var(--space-md);
    flex: 1;

    /* 限制为3行 */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    max-height: calc(1.6 * 3 * var(--text-base));
}

/* 文章元信息 */
.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    align-items: center;
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
}

.post-date,
.post-reading-time {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.post-tags {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
    margin-left: auto;
}

.tag {
    background: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 12%, transparent);
    color: var(--theme-primary, var(--primary-blue));
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    font-weight: 500;
    transition: all var(--transition-base);
    border: 1px solid color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 30%, transparent);
}

.tag:hover {
    background: var(--theme-primary, var(--primary-blue));
    color: var(--text-inverse, #fff);
    border-color: transparent;
    box-shadow: var(--shadow-sm), 0 6px 18px rgba(var(--tech-primary-rgb, 47, 128, 237), 0.25);
}


/* ==================== 侧边栏 ==================== */
.sidebar {
    position: sticky;
    top: 90px;
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.sidebar-widget {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
}

.sidebar-widget--tools,
.sidebar-widget--accent {
    background: linear-gradient(135deg, rgba(var(--tech-primary-rgb), 0.15), rgba(var(--tech-secondary-rgb), 0.15));
    border-color: rgba(var(--tech-primary-rgb), 0.35);
    box-shadow: 0 25px 60px rgba(var(--tech-primary-rgb), 0.18);
}

.sidebar-widget--tools .widget-title,
.sidebar-widget--accent .widget-title {
    color: var(--theme-primary);
}

.tech-tips-card {
    background: var(--theme-card-bg);
    border-radius: calc(var(--radius-lg) - 4px);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-fast);
}

.tech-tips-text {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.tech-tips-refresh {
    align-self: flex-start;
    padding: 0.35rem 0.9rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--theme-hover-border, color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 35%, transparent));
    background: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 10%, transparent);
    color: var(--theme-primary, var(--primary-blue));
    font-size: var(--text-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tech-tips-refresh:hover,
.tech-tips-refresh:focus-visible {
    background: var(--theme-gradient, linear-gradient(135deg, var(--theme-primary, var(--primary-blue)), var(--theme-secondary, var(--primary-light)))));
    color: var(--text-inverse, #fff);
    border-color: transparent;
    box-shadow: var(--shadow-md), var(--theme-glow);
    transform: translateY(-1px);
}

.tech-tips-refresh:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.tech-tips-text {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.tech-tips-desc {
    margin: 0;
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.6;
}

.tech-tips-command {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    background: rgba(15, 23, 42, 0.06);
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--radius-md);
    padding: var(--space-xs) var(--space-sm);
    color: var(--theme-primary);
    word-break: break-all;
}

/* 移除了不一致的卡片样式覆盖，使用统一的 .tech-tips-card 样式 */

.sidebar-widget--accent .tags-cloud {
    gap: var(--space-sm);
}

.sidebar-widget--accent .tag-item {
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: var(--primary-blue);
    box-shadow: 0 8px 18px rgba(79, 172, 254, 0.18);
}

[data-theme='dark'] .tech-tips-card {
    background: linear-gradient(135deg, rgba(20, 29, 44, 0.95), rgba(15, 23, 42, 0.9));
    border-color: rgba(86, 204, 242, 0.25);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 20px 45px rgba(0, 0, 0, 0.45);
}

[data-theme='dark'] .tech-tips-text,
[data-theme='dark'] .tech-tips-desc {
    color: rgba(226, 232, 240, 0.92);
}

[data-theme='dark'] .tech-tips-refresh {
    border-color: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 45%, transparent);
    background: rgba(51, 65, 85, 0.4);
    color: var(--text-inverse, #fff);
    box-shadow: 0 10px 22px rgba(4, 12, 20, 0.5);
}

[data-theme='dark'] .tech-tips-refresh:hover,
[data-theme='dark'] .tech-tips-refresh:focus-visible {
    background: var(--theme-gradient, linear-gradient(135deg, var(--theme-primary, var(--primary-blue)), var(--theme-secondary, var(--primary-light)))));
    color: var(--text-inverse, #fff);
    border-color: color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 60%, transparent);
    box-shadow: 0 16px 30px rgba(4, 12, 20, 0.55), var(--theme-glow-strong);
}

[data-theme='dark'] .tech-tips-command {
    background: rgba(8, 13, 24, 0.65);
    border-color: rgba(86, 204, 242, 0.3);
    color: rgba(173, 232, 255, 0.95);
}

[data-theme='dark'] .sidebar-widget--accent .tech-tips-card {
    background: linear-gradient(135deg, rgba(20, 30, 46, 0.96), rgba(25, 38, 60, 0.9));
    border-color: rgba(86, 204, 242, 0.35);
}

/* 移除了不一致的暗色模式按钮样式覆盖，使用统一的 [data-theme='dark'] .tech-tips-refresh 样式 */

[data-theme='dark'] .sidebar-widget--accent .tag-item {
    background: rgba(86, 204, 242, 0.18);
    border-color: rgba(86, 204, 242, 0.3);
    color: rgba(227, 249, 255, 0.95);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
}

.widget-title {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.widget-title::after {
    content: '';
    flex: 1;
    height: 1px;
    margin-left: var(--space-sm);
    background: var(--gradient-fade-dark);
}

/* 精选工具 */
.tools-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.tools-loading,
.tools-empty,
.tools-error {
    text-align: center;
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
}

.tools-error {
    background: color-mix(in srgb, var(--color-error, var(--theme-primary)) 8%, transparent);
    color: var(--color-error, var(--theme-primary));
}

.tool-card-simple {
    position: relative;
    display: flex;
    padding: calc(var(--space-md) * 0.9) var(--space-md);
    border-radius: calc(var(--radius-lg) - 4px);
    text-decoration: none;
    background: var(--theme-card-bg);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-fast);
    align-items: flex-start;
}

.sidebar-widget--tools .tools-list .tool-card-simple:first-child {
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.25), rgba(129, 140, 248, 0.25));
}

/* 移除了过度设计的内边框 */

.tool-card-simple.has-review {
    border-color: rgba(108, 92, 231, 0.35);
}

.tool-card-simple.external {
    border-color: rgba(14, 165, 233, 0.35);
}

.tool-card-simple:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.tool-card-simple:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

.tool-card-simple:focus:not(:focus-visible) {
    outline: none;
}

.tool-card-simple__icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    background: transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.tool-card-simple__icon img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    background: transparent;
}

.tech-page .icon-emoji {
    line-height: 1;
    display: inline-block;
}

.tool-card-simple__layout {
    display: flex;
    gap: var(--space-md);
    width: 100%;
}

.tool-card-simple__side {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.tool-card-simple__body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    min-width: 0;
}

.tool-card-simple__top {
    display: flex;
    align-items: flex-start;
}

.tool-card-simple__footer {
    margin-top: auto;
}

.tool-name {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tool-badge {
    font-size: var(--text-xs);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    background: rgba(15, 23, 42, 0.05);
    color: var(--text-secondary);
}

.tool-card-simple.has-review .tool-badge {
    background: color-mix(in srgb, var(--notes-secondary) 15%, transparent);
    color: var(--notes-secondary);
}

.tool-card-simple.external .tool-badge {
    background: color-mix(in srgb, var(--theme-secondary) 18%, transparent);
    color: var(--theme-secondary);
}

.tool-desc {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
    overflow-wrap: break-word;
}

.tool-action-hint {
    position: absolute;
    right: var(--space-md);
    bottom: var(--space-md);
    font-size: 0.75rem;
    color: rgba(15, 23, 42, 0.5);
    font-weight: 500;
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    pointer-events: none;
}

.tool-card-simple:hover .tool-action-hint,
.tool-card-simple:focus .tool-action-hint {
    opacity: 1;
    transform: translateX(0);
}

[data-theme='dark'] .tool-card-simple:hover {
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.5);
}

[data-theme='dark'] .tool-card-simple:hover .tool-action-hint {
    color: rgba(219, 234, 254, 0.75);
}

.view-all-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-md);
    font-size: var(--text-sm);
    color: var(--theme-primary);
    text-decoration: none;
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--theme-hover-border, color-mix(in srgb, var(--theme-primary, var(--primary-blue)) 35%, transparent));
    background: var(--bg-secondary);
    background-color: var(--bg-secondary);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.view-all-link:hover,
.view-all-link:focus-visible {
    background: var(--theme-gradient, linear-gradient(135deg, var(--theme-primary, var(--primary-blue)), var(--theme-secondary, var(--primary-light)))));
    background-color: var(--theme-primary, var(--primary-blue));
    color: var(--text-inverse, #fff);
    border-color: transparent;
    box-shadow: var(--shadow-xl), var(--theme-glow-strong);
    transform: translateY(-2px);
}

.view-all-link .count {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
}

.view-all-link__icon {
    width: 14px;
    height: 14px;
    transition: transform var(--transition-base);
}

.view-all-link:hover .view-all-link__icon {
    transform: translateX(4px);
}

/* 热门文章 */
.hot-posts {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.hot-post-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--text-primary);
    transition: background 0.2s ease, transform 0.2s ease;
}

.hot-post-item:hover {
    background: rgba(15, 23, 42, 0.04);
    transform: translateX(4px);
}

.rank-number {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    color: var(--text-inverse);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hot-post-item:nth-child(1) .rank-number {
    background: var(--gradient-primary);
}

.hot-post-item:nth-child(2) .rank-number {
    background: var(--notes-gradient);
}

.hot-post-item:nth-child(3) .rank-number {
    background: var(--ideas-gradient);
}

.hot-post-item:nth-child(4) .rank-number,
.hot-post-item:nth-child(n+5) .rank-number {
    background: var(--theme-gradient);
}

.hot-post-title {
    flex: 1;
    font-size: var(--text-sm);
}

.hot-post-date {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
}

/* 标签云 */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.tag-item {
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    background: color-mix(in srgb, var(--bg-secondary) 85%, var(--theme-primary) 15%);
    color: var(--theme-primary);
    font-size: var(--text-sm);
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-fast);
    border: 1px solid color-mix(in srgb, var(--theme-primary) 20%, transparent);
}

.tag-item:hover {
    background: color-mix(in srgb, var(--bg-secondary) 70%, var(--theme-primary) 30%);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
    border-color: color-mix(in srgb, var(--theme-primary) 35%, transparent);
}

.tag-loading,
.tag-empty {
    display: inline-block;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    opacity: 0.7;
}


/* ==================== 空状态 ==================== */
.empty-state {
    text-align: center;
    padding: var(--space-4xl) var(--space-xl);
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.5), rgba(241, 245, 249, 0.5));
    border-radius: var(--radius-xl);
    border: 2px dashed rgba(203, 213, 225, 0.5);
}

.empty-state::before {
    content: '🔍';
    display: block;
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.empty-state p {
    font-size: var(--text-xl);
    color: var(--text-slate-muted);
    font-family: var(--font-serif);
    margin-bottom: var(--space-md);
}

.empty-state-hint {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    margin-top: var(--space-sm);
}

.empty-state-actions {
    margin-top: var(--space-lg);
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.empty-state-btn {
    padding: var(--space-sm) var(--space-lg);
    background: white;
    border: 1px solid var(--theme-primary);
    color: var(--theme-primary);
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-base);
}

.empty-state-btn:hover {
    background: var(--theme-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* 暗色模式支持 */
[data-theme='dark'] .empty-state {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.4), rgba(15, 23, 42, 0.4));
    border-color: rgba(71, 85, 105, 0.4);
}

[data-theme='dark'] .empty-state p {
    color: rgba(226, 232, 240, 0.9);
}

[data-theme='dark'] .empty-state-hint {
    color: rgba(148, 163, 184, 0.8);
}

[data-theme='dark'] .empty-state-btn {
    background: rgba(30, 41, 59, 0.6);
    border-color: var(--tech-primary);
    color: var(--tech-primary);
}

[data-theme='dark'] .empty-state-btn:hover {
    background: var(--tech-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(47, 128, 237, 0.4);
}

/* ==================== 响应式设计 ==================== */
/* 平板横屏 - 保持2列布局 */
@media (max-width: 1024px) {
    .tech-hero__inner {
        grid-template-columns: 1fr;
    }

    .tech-visitor-card {
        order: 2;
        margin-top: var(--space-lg);
        max-width: 100%;
    }

    .tech-hero__intro {
        padding: var(--space-lg);
        height: auto;
    }

    .tech-hero__stats {
        grid-template-columns: 1fr;
        padding: var(--space-md);
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    body.page-template-custom-tech .container {
        padding-left: var(--space-md);
        padding-right: var(--space-md);
        width: 100%;
        max-width: 100vw;
        overflow-x: hidden;
        box-sizing: border-box;
    }

    .tech-page {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .tech-filter {
        position: relative;
        z-index: 10;
    }

    .content-layout {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        width: 100%;
        max-width: 100%;
        overflow-x: hidden;
        box-sizing: border-box;
    }

    .posts-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: var(--space-lg);
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .posts-main {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        padding-left: 0;
        padding-right: 0;
    }

    .post-card {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .post-image {
        width: 100%;
        max-width: 100%;
    }

    .post-image img {
        width: 100%;
        height: auto;
        max-width: 100%;
    }

    .sidebar {
        position: static;
        grid-row: 2;
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--space-lg);
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .sidebar-widget {
        width: 100%;
        max-width: 100%;
        overflow-x: hidden;
        box-sizing: border-box;
    }

    .tool-card-simple {
        max-width: 100%;
        box-sizing: border-box;
    }

    .tool-card-simple__body,
    .tool-card-simple__layout {
        max-width: 100%;
        box-sizing: border-box;
        overflow: hidden;
    }
}

/* 平板竖屏及以下 */
@media (min-width: 769px) and (max-width: 1024px) {
    .content-layout {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
        grid-row: 2;
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .tech-hero {
        padding: var(--space-xl) var(--space-lg);
        margin: var(--space-lg) auto;
    }

    .tech-hero__header {
        grid-template-columns: 1fr;
    }

    .tech-hero__stats {
        grid-template-columns: 1fr;
        padding: var(--space-md);
        background: var(--tech-panel-surface-strong);
    }

    .tech-hero__title {
        font-size: clamp(1.8rem, 5vw, 2.5rem);
    }

    .tech-hero__intro {
        padding: var(--space-lg) var(--space-md);
        background: var(--tech-panel-surface-strong);
        height: auto;
    }

    .tech-filter {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-md);
        padding: var(--space-md);
    }

    .tech-hero__panel {
        padding-top: var(--space-lg);
    }

    .tech-visitor-card {
        padding: var(--space-lg);
    }

    .tech-filter__chips {
        overflow-x: auto;
        overflow-y: hidden;
        scrollbar-width: none;
        /* Firefox */
        -ms-overflow-style: none;
        /* IE 10+ */
        padding-bottom: var(--space-xs);
    }

    /* Chrome, Safari, Edge */
    .tech-filter__chips::-webkit-scrollbar {
        display: none;
    }

    .tech-filter__chips {
        flex-wrap: nowrap;
    }

    .tech-hero__header {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .tech-hero__stats {
        grid-template-columns: 1fr;
    }

    .tech-filter .filter-btn {
        white-space: nowrap;
        min-width: auto;
    }

    .posts-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: var(--space-lg);
    }

    .post-card {
        border-radius: var(--radius-md);
        box-shadow: var(--tech-panel-shadow);
    }

    .post-content {
        padding: var(--space-md);
        gap: var(--space-sm);
    }

    .post-title {
        font-size: var(--text-lg);
        margin-bottom: var(--space-xs);
    }

    .post-excerpt {
        font-size: var(--text-sm);
        -webkit-line-clamp: 2;
        max-height: calc(1.6 * 2 * var(--text-sm));
    }

    .post-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

    .post-tags {
        margin-left: 0;
        width: 100%;
    }

    .tech-hero::before,
    .tech-hero::after {
        display: none;
        /* hide glow layers that would otherwise extend past the viewport */
    }
}

/* 小屏手机 */
@media (max-width: 480px) {
    .tech-hero {
        padding: var(--space-lg) var(--space-md);
    }

    .tech-filter {
        border-radius: var(--radius-lg);
    }

    .post-content {
        padding: var(--space-md);
    }

    .post-title {
        font-size: var(--text-lg);
    }

    .sidebar-widget {
        padding: var(--space-md);
    }

    .btn-load-more {
        width: 100%;
        justify-content: center;
    }
}

/* ==================== AOS动画增强 ==================== */
[data-aos] {
    pointer-events: auto;
}

.post-card[data-aos] {
    transition-property: transform, opacity, box-shadow;
}

.reading-time-sources {
    display: none;
}

/* ==================== 时光流逝组件 ==================== */
.time-progress {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.time-progress__item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.time-progress__label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--text-sm);
}

.time-progress__name {
    color: var(--text-secondary);
    font-weight: 500;
}

.time-progress__value {
    color: var(--text-tertiary);
    font-size: var(--text-xs);
    font-variant-numeric: tabular-nums;
}

.time-progress__bar-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
}

.time-progress__bar {
    flex: 1;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.time-progress__fill {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width 0.5s ease, background 0.3s ease;
}

.time-progress__percent {
    font-size: var(--text-xs);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    min-width: 36px;
    text-align: right;
    color: var(--text-secondary);
}

/* 暗色模式 */
[data-theme='dark'] .time-progress__bar {
    background: rgba(255, 255, 255, 0.1);
}

[data-theme='dark'] .time-progress__name {
    color: rgba(226, 232, 240, 0.9);
}

[data-theme='dark'] .time-progress__value,
[data-theme='dark'] .time-progress__percent {
    color: rgba(203, 213, 225, 0.7);
}