/*
Theme Name: MiningProfit AI
Theme URI: https://example.com/
Author: Your Name
Author URI: https://example.com/
Description: A responsive dark theme for Crypto Mining AI platform
Version: 1.0
License: GNU General Public License v2 or later
License URI: LICENSE
Text Domain: miningprofit-ai
Tags: responsive, dark-theme, mining, crypto, ai
*/

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

:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #1e293b;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent-yellow: #fde047;
    --accent-yellow-dark: #eab308;
    --accent-purple: #a78bfa;
    --border-color: #334155;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    background-color: rgba(15, 23, 42, 0.95);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: var(--accent-yellow);
    font-size: 18px;
    font-weight: 700;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    font-size: 20px;
}

/* Navigation */
.main-navigation {
    position: relative;
}

.nav-menu-container {
    display: flex;
}

#primary-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

#primary-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    text-transform: capitalize;
    transition: var(--transition);
}

#primary-menu a:hover {
    color: var(--accent-yellow);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.hamburger {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 3px;
    background-color: var(--text-primary);
    transition: var(--transition);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

.menu-toggle.active .hamburger {
    background-color: transparent;
}

.menu-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.menu-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* Hero Section */
.hero-section {
    padding: 60px 0;
    background: linear-gradient(180deg, var(--bg-primary) 0%, #131c31 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, rgba(253, 224, 71, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.5;
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 36px;
    font-weight: 800;
    color: var(--accent-yellow);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    max-width: 800px;
    margin: 0 auto 40px;
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.6;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.stat-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--accent-yellow);
    transform: translateY(-2px);
}

.stat-value {
    font-size: 22px;
    font-weight: 700;
    color: var(--accent-yellow);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.btn {
    padding: 12px 28px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background-color: var(--accent-yellow);
    color: var(--bg-primary);
    border: none;
}

.btn-primary:hover {
    background-color: var(--accent-yellow-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-yellow);
}

.btn-secondary:hover {
    background-color: var(--accent-yellow);
    color: var(--bg-primary);
}

/* Features Section */
.features-section {
    padding: 60px 0;
    background-color: #131c31;
}

.section-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-purple);
    text-align: center;
    margin-bottom: 15px;
}

.section-subtitle {
    max-width: 800px;
    margin: 0 auto 40px;
    color: var(--text-secondary);
    text-align: center;
    font-size: 14px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.feature-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 30px;
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--accent-purple);
    transform: translateY(-3px);
}

.feature-icon {
    width: 45px;
    height: 45px;
    background-color: var(--accent-yellow);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon .icon {
    font-size: 20px;
    color: var(--bg-primary);
}

.feature-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.feature-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.5;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    color: var(--text-secondary);
    font-size: 12px;
    margin-bottom: 8px;
    padding-left: 18px;
    position: relative;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-yellow);
    font-weight: bold;
}

/* Footer */
.site-footer {
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 20px 0;
    text-align: center;
}

.footer-copyright {
    color: var(--text-secondary);
    font-size: 13px;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-menu-container {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-secondary);
        border-top: 1px solid var(--border-color);
        display: none;
        flex-direction: column;
        padding: 20px;
    }

    #primary-menu {
        flex-direction: column;
        gap: 15px;
    }

    #primary-menu.show {
        display: flex;
    }

    .hero-title {
        font-size: 28px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 480px) {
    .hero-title {
        font-size: 24px;
    }

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

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
}


/* Calculator Section */
.calculator-section {
    padding: 60px 0;
    background-color: #131c31;
}
.calculator-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    max-width: 800px;
    margin: 0 auto;
}
.calculator-inputs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 25px;
}
.calculator-inputs .input-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.calculator-inputs .input-group label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
}
.calculator-inputs .input-group input,
.calculator-inputs .input-group select {
    padding: 8px 10px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-primary);
    font-size: 13px;
}
.calculator-inputs .input-group:last-child {
    grid-column: span 3;
}
.calculator-results {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}
.result-item {
    text-align: center;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
}
.result-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--accent-yellow);
    margin-bottom: 5px;
}
.result-label {
    font-size: 10px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

/* Newsletter Section */
.newsletter-section {
    padding: 60px 0;
    background-color: #0f172a;
    text-align: center;
}
.newsletter-form {
    display: flex;
    gap: 10px;
    max-width: 800px;
    margin: 30px auto 15px;
}
.newsletter-form input {
    flex: 1;
    padding: 10px 15px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-primary);
}
.newsletter-disclaimer {
    font-size: 11px;
    color: var(--text-secondary);
}

/* Footer Styles */
.site-footer {
    background-color: #0a0f1b;
    border-top: 1px solid var(--border-color);
    padding: 50px 0 20px;
}
.footer-columns {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}
.footer-column-title {
    color: var(--accent-yellow);
    font-size: 14px;
    margin-bottom: 15px;
    text-transform: capitalize;
}
.footer-links {
    list-style: none;
}
.footer-links li {
    margin-bottom: 8px;
}
.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.3s;
}
.footer-links a:hover {
    color: var(--accent-yellow);
}
.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 12px;
}
.footer-bottom a {
    color: var(--accent-yellow);
    text-decoration: none;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .calculator-inputs {
        grid-template-columns: 1fr;
    }
    .calculator-inputs .input-group:last-child {
        grid-column: span 1;
    }
    .calculator-results {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-columns {
        grid-template-columns: repeat(2, 1fr);
    }
    .newsletter-form {
        flex-direction: column;
    }
}
@media (max-width: 480px) {
    .calculator-results {
        grid-template-columns: 1fr;
    }
    .footer-columns {
        grid-template-columns: 1fr;
        text-align: center;
    }
}





/* 列表页 & 内容页 样式 */
.page-header {
    margin: 30px 0;
    text-align: center;
}
.page-title {
    font-size: 32px;
    color: var(--accent-yellow);
    margin-bottom: 10px;
}
.category-desc {
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* 面包屑 */
.breadcrumb-wrapper {
    padding: 15px 0;
}
.breadcrumbs {
    color: var(--text-secondary);
    font-size: 14px;
}
.breadcrumbs a {
    color: var(--accent-yellow);
    text-decoration: none;
}
.breadcrumbs .current {
    color: #fff;
}

/* 文章列表 */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin: 40px 0;
}
.post-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    transition: 0.3s;
}
.post-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-yellow);
}
.post-thumbnail img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}
.post-content {
    padding: 20px;
}
.post-title {
    font-size: 18px;
    margin-bottom: 10px;
}
.post-title a {
    color: #fff;
    text-decoration: none;
}
.post-meta {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    display: flex;
    gap: 10px;
}
.post-excerpt {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 15px;
}
.read-more {
    color: var(--accent-yellow);
    font-size: 14px;
    text-decoration: none;
}

/* 分页 */
.pagination {
    text-align: center;
    margin: 40px 0;
}
.pagination a, .pagination span {
    display: inline-block;
    padding: 8px 12px;
    margin: 0 3px;
    background: var(--bg-card);
    color: #fff;
    border-radius: 5px;
    text-decoration: none;
}
.pagination .current {
    background: var(--accent-yellow);
    color: #000;
}

/* 内容页 */
.single-article {
    max-width: 1160px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px;
    margin-top: 20px;
}
.single-title {
    font-size: 30px;
    color: var(--accent-yellow);
    margin-bottom: 15px;
    line-height: 1.3;
}
.single-meta {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: 20px;
}
.single-content {
    color: #eee;
    font-size: 16px;
    line-height: 1.8;
}
.single-content p {
    margin-bottom: 1em;
}
.single-content h2 {
    color: var(--accent-yellow);
    margin: 30px 0 15px;
}
.post-nav {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}
.post-nav a {
    color: var(--accent-yellow);
    text-decoration: none;
}
.no-posts {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
    grid-column: 1/-1;
}

/* 响应式 */
@media (max-width: 992px) {
    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .posts-grid {
        grid-template-columns: 1fr;
    }
    .single-article {
        padding: 25px;
    }
    .page-title {
        font-size: 26px;
    }
}







/* 单页模板专属样式 */
.page-article {
    max-width: 900px;
    margin: 20px auto 50px;
}
.page-title {
    text-align: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}
.page-content {
    font-size: 16px;
    line-height: 1.9;
    color: #e2e8f0;
}
.page-content h2,
.page-content h3,
.page-content h4 {
    color: var(--accent-purple);
    margin: 25px 0 12px;
}
.page-content ul,
.page-content ol {
    padding-left: 20px;
    margin: 15px 0;
    color: var(--text-secondary);
}
.page-content blockquote {
    border-left: 3px solid var(--accent-yellow);
    padding: 10px 15px;
    margin: 20px 0;
    background: rgba(30,41,59,0.5);
}
.page-edit-btn {
    margin-top: 30px;
    text-align: center;
}
.page-edit-btn a {
    display: inline-block;
    padding: 6px 15px;
    background: var(--accent-yellow);
    color: #000;
    border-radius: 4px;
    text-decoration: none;
    font-size: 14px;
}
.page-links {
    margin: 30px 0;
    text-align: center;
}
.page-links a {
    color: var(--accent-yellow);
    padding: 0 8px;
    text-decoration: none;
}



/* News Section */
.news-section {
    padding: 60px 0;
    background-color: #131c31;
}

.news-section h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-purple);
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

.news-section h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--accent-yellow);
    margin: 15px auto 0;
}

.news-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.news-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    transition: var(--transition);
}

.news-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-yellow);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.news-link {
    display: block;
    text-decoration: none;
    color: inherit;
    height: 100%;
}

.news-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

.news-item:hover img {
    transform: scale(1.05);
}

.news-item h3 {
    margin: 15px 20px 10px;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--text-primary);
}

.news-item p {
    margin: 0 20px 20px;
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.news-item .read-more {
    display: inline-block;
    margin: 0 20px 20px;
    color: var(--accent-yellow);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.news-item:hover .read-more {
    color: var(--accent-purple);
}

.no-posts {
    padding: 40px 20px;
    text-align: center;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    grid-column: 1/-1;
}

@media (max-width: 992px) {
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .news-section h2 {
        font-size: 24px;
    }
}




/* Related Posts */
.related-posts {
    max-width: 1200px;
    margin: 0 auto;
    margin-top: 50px;
    padding-top: 30px;
    margin-bottom: 30px;
    border-top: 1px solid var(--border-color);
}

.related-posts h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--accent-purple);
    margin-bottom: 25px;
    position: relative;
}

.related-posts h3::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background-color: var(--accent-yellow);
    margin: 10px 0 0;
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.related-post-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
}

.related-post-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-yellow);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.related-post-link {
    display: block;
    text-decoration: none;
    color: inherit;
    height: 100%;
}

.related-post-item img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.related-post-item:hover img {
    transform: scale(1.05);
}

.related-post-item h4 {
    margin: 15px 15px 10px;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--text-primary);
}

.related-post-date {
    margin: 0 15px 15px;
    font-size: 12px;
    color: var(--text-secondary);
}

.no-related-posts {
    padding: 20px;
    text-align: center;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .related-posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
}