/*
Theme Name: 新能智
Theme URI: https://dianlipower.cn
Author: 新能智
Author URI: https://dianlipower.cn
Description: 新能智 - 新能源工程行业个人知识分享网站主题。生态绿主色调，科技蓝辅助色，支持响应式布局、广告位管理、多分类内容展示。
Version: 1.0.0
Requires at least: 5.0
Tested up to: 6.4
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: xinneng-zhiku
Tags: dark, one-column, two-columns, custom-menu, featured-images, threaded-comments, translation-ready, blog

新能智 WordPress Theme, Copyright 2026 新能智
新能智 is distributed under the terms of the GNU GPL v2 or later.
*/

/* ========== CSS Variables ========== */
:root {
    /* 生态绿主色调 */
    --color-primary: #009E5F;
    --color-primary-light: #2DB87A;
    --color-primary-dark: #007A4A;
    /* 科技蓝辅助色 */
    --color-secondary: #1976D2;
    --color-secondary-light: #42A5F5;
    --color-accent: #00BCD4;
    --color-accent-gold: #FFD700;
    /* 深色背景 */
    --color-bg-dark: #0D1B1E;
    --color-bg-darker: #091416;
    --color-bg-card: #152428;
    --color-bg-card-hover: #1C3035;
    /* 文字颜色 */
    --color-text-primary: #F0F0F0;
    --color-text-secondary: #BDBDBD;
    --color-text-muted: #8E8E8E;
    /* 边框 */
    --color-border: #1E3A3F;
    --color-border-light: #2D4F55;
    --font-heading: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
    --font-body: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
    --font-code: 'JetBrains Mono', 'Source Code Pro', monospace;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.3);
    --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.5);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --container-max: 1280px;
    --sidebar-width: 320px;
    --content-gap: 30px;
}

/* ========== Reset & Base ========== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-bg-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a {
    color: var(--color-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-text-primary);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1em;
}

/* ========== Utility Classes ========== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.text-accent {
    color: var(--color-accent);
}

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

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    padding: 10px 24px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-body);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
    line-height: 1.5;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-light), #3DC98A);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0, 158, 95, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-primary-light);
    color: var(--color-primary-light);
}

/* ========== Top Bar ========== */
.top-bar {
    background-color: var(--color-bg-darker);
    border-bottom: 1px solid var(--color-border);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 36px;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.top-bar a {
    color: var(--color-text-secondary);
}

.top-bar a:hover {
    color: var(--color-accent);
}

/* ========== Main Navigation ========== */
.main-nav {
    background-color: rgba(13, 27, 30, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-nav);
    transition: background-color var(--transition-normal);
}

.main-nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.site-logo:hover {
    color: var(--color-accent);
}

.site-logo .logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-menu li a {
    display: block;
    padding: 8px 16px;
    color: var(--color-text-secondary);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-menu li a:hover,
.nav-menu li a.current-menu-item,
.nav-menu li.current-menu-item a {
    color: var(--color-text-primary);
    background-color: rgba(0, 158, 95, 0.1);
}

.nav-menu li a.current-menu-item::after,
.nav-menu li a:hover::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--color-primary-light);
    border-radius: 1px;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    cursor: pointer;
    background: none;
    border: none;
    gap: 5px;
    padding: 8px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text-primary);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Search Form */
/* Search Form - Enhanced */
.search-form {
    display: flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    overflow: hidden;
    transition: border-color var(--transition-fast);
}

.search-form:focus-within {
    border-color: var(--color-primary);
}

.search-form input[type="search"] {
    padding: 6px 14px;
    background: transparent;
    border: none;
    color: var(--color-text-primary);
    font-size: 0.85rem;
    width: 180px;
    outline: none;
    font-family: var(--font-body);
}

.search-form input[type="search"]::placeholder {
    color: var(--color-text-muted);
}

.search-form button[type="submit"] {
    padding: 6px 12px;
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.search-form button[type="submit"]:hover {
    color: var(--color-accent);
}

/* ========== Hero Section ========== */
.hero-section {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-bg-darker) 0%, rgba(46,125,50,0.15) 50%, var(--color-bg-dark) 100%);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 280px;
    max-height: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: linear-gradient(135deg, rgba(9,20,22,0.85) 0%, rgba(13,27,30,0.7) 50%, rgba(9,20,22,0.85) 100%);
}

.hero-bg .windmill {
    position: absolute;
    opacity: 0.12;
}

.hero-bg .windmill-1 {
    right: 5%;
    top: 10%;
    width: 300px;
    height: 300px;
}

.hero-bg .windmill-2 {
    right: 15%;
    bottom: -20%;
    width: 400px;
    height: 400px;
    opacity: 0.08;
}

.hero-bg .windmill-3 {
    left: 3%;
    top: -10%;
    width: 200px;
    height: 200px;
    opacity: 0.10;
}

/* Particle overlay */
.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    background-image:
        radial-gradient(2px 2px at 20% 30%, rgba(0, 158, 95, 0.3) 0%, transparent 100%),
        radial-gradient(2px 2px at 40% 70%, rgba(25, 118, 210, 0.2) 0%, transparent 100%),
        radial-gradient(1px 1px at 60% 20%, rgba(0, 158, 95, 0.4) 0%, transparent 100%),
        radial-gradient(1px 1px at 80% 60%, rgba(25, 118, 210, 0.3) 0%, transparent 100%);
    animation: particles-drift 20s linear infinite;
}

@keyframes particles-drift {
    0% { transform: translateY(0) translateX(0); }
    50% { transform: translateY(-20px) translateX(10px); }
    100% { transform: translateY(0) translateX(0); }
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    padding: 40px 20px;
}

.hero-content .hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 158, 95, 0.15);
    border: 1px solid rgba(0, 158, 95, 0.3);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--color-primary-light);
    margin-bottom: 20px;
}

.hero-content h1 {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.hero-content h1 .highlight {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-secondary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto 30px;
}

.hero-btns {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ========== Ad Banner ========== */
.ad-banner {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-align: center;
    padding: 15px;
    margin: 20px auto;
    max-width: var(--container-max);
}

.ad-banner-label {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.ad-banner-content {
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* ========== Main Content Layout ========== */
.main-content {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: var(--content-gap);
    padding: 30px 0;
}

.content-area {
    min-width: 0;
}

/* ========== Category Tabs ========== */
.category-tabs {
    display: flex;
    gap: 8px;
    padding: 20px 0;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 24px;
}

.category-tabs::-webkit-scrollbar {
    display: none;
}

.category-tab {
    padding: 8px 20px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
    text-decoration: none;
    display: inline-block;
}

.category-tab:hover {
    color: var(--color-text-primary);
    border-color: var(--color-accent);
}

.category-tab.active {
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-color: transparent;
}

/* ========== Post Card ========== */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.post-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--color-border-light);
}

.post-card-thumbnail {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--color-bg-darker);
}

.post-card-thumbnail::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 40%, rgba(13,27,30,0.6) 100%);
    pointer-events: none;
}

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

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

.post-card-thumbnail .category-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #fff;
    background: var(--color-primary);
    border-radius: 12px;
}

.post-card-body {
    padding: 18px 20px;
}

.post-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-title a {
    color: var(--color-text-primary);
}

.post-card-title a:hover {
    color: var(--color-accent);
}

.post-card-excerpt {
    font-size: 0.857rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.post-card-meta .meta-date {
    display: flex;
    align-items: center;
    gap: 5px;
}

.post-card-meta .meta-views {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* Featured Post (first post in grid) */
.post-card.featured {
    grid-column: 1 / -1;
}

.post-card.featured .post-card-inner {
    display: grid;
    grid-template-columns: 2fr 3fr;
}

.post-card.featured .post-card-thumbnail {
    aspect-ratio: auto;
    height: 100%;
}

.post-card.featured .post-card-title {
    font-size: 1.4rem;
}

/* ========== Sidebar ========== */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sidebar-widget {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.sidebar-widget .widget-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    padding-bottom: 12px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--color-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-widget .widget-title .title-icon {
    color: var(--color-accent);
}

/* Popular Posts Widget */
.popular-posts-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.popular-post-item {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-fast);
    border-radius: var(--radius-sm);
    padding: 8px;
    margin: 0 -8px;
}

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

.popular-post-item:hover {
    background-color: rgba(0, 158, 95, 0.05);
}

.popular-post-rank {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    background: var(--color-bg-darker);
    color: var(--color-text-secondary);
}

.popular-post-rank.top-3 {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
}

.popular-post-info h4 {
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.popular-post-info h4 a {
    color: var(--color-text-primary);
}

.popular-post-info h4 a:hover {
    color: var(--color-accent);
}

.popular-post-info .post-date {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* Recent Posts Widget */
.recent-posts-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.recent-post-item {
    display: flex;
    gap: 12px;
}

.recent-post-thumb {
    flex-shrink: 0;
    width: 72px;
    height: 52px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--color-bg-darker);
}

.recent-post-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.recent-post-info h4 {
    font-size: 0.85rem;
    font-weight: 500;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.recent-post-info h4 a {
    color: var(--color-text-primary);
}

.recent-post-info h4 a:hover {
    color: var(--color-accent);
}

.recent-post-info .post-date {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* Tag Cloud Widget */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag-cloud a {
    display: inline-block;
    padding: 4px 12px;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: 14px;
    transition: all var(--transition-fast);
}

.tag-cloud a:hover {
    color: #fff;
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* Domain Categories Widget */
.domain-categories {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.domain-cat-heading {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.domain-cat-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.domain-cat-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.domain-cat-item:hover {
    color: #fff;
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.domain-cat-icon {
    font-size: 1rem;
}

/* Resource CTA Enhanced */
.resource-cta-icon {
    margin-bottom: 8px;
}

.resource-cta-icon svg {
    color: rgba(255, 255, 255, 0.8);
}

.resource-cta-preview {
    margin-bottom: 16px;
}

.resource-cta-cover {
    width: 100%;
    height: 100px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px dashed rgba(255, 255, 255, 0.2);
}

.resource-cta-note {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 8px;
}

/* Sidebar Ad Widget */
.sidebar-ad {
    background: var(--color-bg-darker);
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-md);
    padding: 30px 20px;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.sidebar-ad .ad-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Resource CTA Widget */
.resource-cta {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border: 1px solid rgba(0, 158, 95, 0.3);
    border-radius: var(--radius-lg);
    padding: 24px 20px;
    text-align: center;
}

.resource-cta h3 {
    color: #fff;
    font-size: 1.05rem;
    margin-bottom: 10px;
}

.resource-cta p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 16px;
}

.resource-cta .btn {
    width: 100%;
}

/* ========== Pagination ========== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 30px 0;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.pagination a:hover {
    color: var(--color-text-primary);
    border-color: var(--color-accent);
}

.pagination .current {
    color: #fff;
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* ========== Footer ========== */
.site-footer {
    background-color: var(--color-bg-darker);
    border-top: 1px solid var(--color-border);
    padding-top: 40px;
}

.footer-widgets {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 30px;
    padding-bottom: 30px;
}

.footer-widget .widget-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-primary);
}

.footer-about p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.footer-bottom a {
    color: var(--color-text-muted);
}

.footer-bottom a:hover {
    color: var(--color-accent);
}

/* ========== Single Post ========== */
.single-post {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.single-post-header {
    position: relative;
}

.single-post-thumbnail {
    width: 100%;
    aspect-ratio: 21 / 9;
    overflow: hidden;
    background: var(--color-bg-darker);
}

.single-post-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.single-post-content {
    padding: 30px;
}

.single-post-content h1 {
    font-size: 1.714rem;
    margin-bottom: 16px;
}

.single-post-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    padding-bottom: 20px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.single-post-body {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-primary);
}

.single-post-body h2 {
    margin-top: 2em;
    margin-bottom: 1em;
    font-size: 1.5rem;
    padding-left: 12px;
    border-left: 3px solid var(--color-accent);
}

.single-post-body h3 {
    margin-top: 1.5em;
    margin-bottom: 0.8em;
}

.single-post-body p {
    margin-bottom: 1.2em;
}

.single-post-body img {
    border-radius: var(--radius-md);
    margin: 20px 0;
}

.single-post-body a {
    color: var(--color-secondary);
    border-bottom: 1px solid transparent;
}

.single-post-body a:hover {
    border-bottom-color: var(--color-secondary);
}

.single-post-body blockquote {
    margin: 20px 0;
    padding: 16px 20px;
    background: rgba(0, 158, 95, 0.08);
    border-left: 3px solid var(--color-accent);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--color-text-secondary);
    font-style: italic;
}

.single-post-body pre,
.single-post-body code {
    font-family: var(--font-code);
}

.single-post-body pre {
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px;
    overflow-x: auto;
    margin: 20px 0;
    font-size: 0.9rem;
}

.single-post-body code {
    background: rgba(25, 118, 210, 0.15);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.9em;
}

.single-post-body pre code {
    background: none;
    padding: 0;
}

/* Post Tags */
.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 20px;
    margin-top: 24px;
    border-top: 1px solid var(--color-border);
}

.post-tags-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-right: 8px;
}

.post-tags a {
    padding: 3px 10px;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: 12px;
}

.post-tags a:hover {
    color: #fff;
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* Author Box */
.author-box {
    display: flex;
    gap: 16px;
    padding: 20px;
    margin-top: 30px;
    background: var(--color-bg-darker);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    background: var(--color-bg-card);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    font-size: 1rem;
    margin-bottom: 6px;
}

.author-info p {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ========== 404 Page ========== */
.error-404 {
    text-align: center;
    padding: 80px 20px;
}

.error-404 h1 {
    font-size: 4rem;
    background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.error-404 p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
}

/* ========== Back to Top ========== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--color-accent);
    transform: translateY(-3px);
}

/* ========== Comments ========== */
.comments-area {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
}

.comments-title {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.comment-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.comment {
    padding: 16px;
    background: var(--color-bg-darker);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.comment-author {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.comment-author img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
}

.comment-author .fn {
    font-weight: 600;
    font-size: 0.9rem;
}

.comment-content p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Comment Form */
.comment-respond {
    margin-top: 30px;
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    margin-bottom: 12px;
    transition: border-color var(--transition-fast);
}

.comment-form input:focus,
.comment-form textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

.comment-form textarea {
    min-height: 120px;
    resize: vertical;
}

.comment-form .btn {
    margin-top: 4px;
}

/* ========== Widget Default Styles ========== */
.widget {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 20px;
}

.widget-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    padding-bottom: 12px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--color-primary);
}

/* ========== Image Lightbox ========== */
.single-post-body img {
    cursor: zoom-in;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.single-post-body img:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.img-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    cursor: zoom-out;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.img-lightbox.active {
    opacity: 1;
    visibility: visible;
}

.img-lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.img-lightbox.active img {
    transform: scale(1);
}

.img-lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
    z-index: 10001;
}

.img-lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ========== Post Content Image Enhancement ========== */
.single-post-body .wp-block-image,
.single-post-body .aligncenter,
.single-post-body .alignleft,
.single-post-body .alignright {
    margin: 28px 0;
}

.single-post-body .wp-block-image figcaption,
.single-post-body .wp-caption-text {
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 10px;
    padding: 8px 12px;
    background: var(--color-bg-darker);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.single-post-body .alignleft {
    float: left;
    margin-right: 20px;
    margin-bottom: 16px;
    max-width: 50%;
}

.single-post-body .alignright {
    float: right;
    margin-left: 20px;
    margin-bottom: 16px;
    max-width: 50%;
}

.single-post-body .aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.single-post-body .size-full {
    width: 100%;
    max-width: 100%;
}

/* ========== Breadcrumb ========== */
.breadcrumb {
    padding: 16px 0;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
}

.breadcrumb a {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.breadcrumb .sep {
    margin: 0 4px;
    color: var(--color-text-muted);
}

.breadcrumb .current {
    color: var(--color-text-primary);
    font-weight: 500;
}

/* ========== Value Modules ========== */
.value-modules {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 30px 0;
    margin-bottom: 10px;
}

.value-module {
    text-align: center;
    padding: 24px 16px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.value-module:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: 0 8px 24px rgba(0, 158, 95, 0.12);
}

.value-module-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: rgba(0, 158, 95, 0.1);
    border-radius: var(--radius-lg);
    margin-bottom: 12px;
    color: var(--color-primary-light);
}

.value-module h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text-primary);
}

.value-module p {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* ========== Featured Posts Section ========== */
.featured-posts-section {
    margin-bottom: 30px;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-title-icon {
    color: var(--color-primary-light);
}

.featured-posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

/* ========== Related Posts Grid ========== */
.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

/* ========== Post CTA Banner ========== */
.post-cta-banner {
    margin-top: 30px;
    padding: 24px;
    background: linear-gradient(135deg, rgba(0, 158, 95, 0.12), rgba(25, 118, 210, 0.08));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.post-cta-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.post-cta-text h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 6px;
}

.post-cta-text p {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.post-cta-actions {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}
.value-module {
    display: block;
    text-decoration: none;
    color: inherit;
}