/*
 * Cyber Matrix Theme for Xiaoxuanfeng Spider Pool Pro
 * Author: Manus AI
 * Version: 1.0
 * Description: A cool, matrix-inspired theme with digital rain, terminal effects, and a green-on-black color scheme.
 */

/* --- Variables & Base --- */
:root {
    --matrix-black: #000000;
    --matrix-green: #00ff41;
    --matrix-dark-green: #003b00;
    --matrix-glow-white: #ccffcc;
    --matrix-code-gray: #1a1a1a;
    --font-primary: 'Fira Code', 'Consolas', 'Monaco', monospace;
}

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

body {
    background-color: var(--matrix-black);
    color: var(--matrix-glow-white);
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    color: var(--matrix-green);
    text-decoration: none;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

a:hover {
    color: var(--matrix-glow-white);
    text-shadow: 0 0 5px var(--matrix-green);
}

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

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* --- Anti-Interference --- */
.xf7k2m, .qw3p8n, .zt9v1x {
    display: none !important;
    visibility: hidden !important;
    width: 0 !important;
    height: 0 !important;
    overflow: hidden !important;
    position: absolute !important;
    left: -9999px !important;
}

/* --- Header --- */
.main-header {
    padding: 20px 0;
    background: rgba(10, 10, 10, 0.8);
    border-bottom: 1px solid var(--matrix-dark-green);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

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

.logo-area img {
    width: 160px;
    height: auto;
    filter: drop-shadow(0 0 5px var(--matrix-green));
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 25px;
}

.main-nav a {
    font-size: 1.1em;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.search-form {
    display: flex;
}

.search-form .search-input {
    background: var(--matrix-code-gray);
    border: 1px solid var(--matrix-dark-green);
    color: var(--matrix-glow-white);
    padding: 8px 12px;
    font-family: var(--font-primary);
    width: 200px;
    transition: all 0.3s ease;
}

.search-form .search-input:focus {
    outline: none;
    border-color: var(--matrix-green);
    box-shadow: 0 0 10px var(--matrix-green);
}

.search-form .search-button {
    background: var(--matrix-green);
    border: none;
    color: var(--matrix-black);
    padding: 8px 15px;
    cursor: pointer;
    font-weight: bold;
}

/* --- Hero Section (Digital Rain) --- */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

#matrix-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 20px;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--matrix-dark-green);
}

.hero-title {
    font-size: 3.5em;
    color: var(--matrix-green);
    text-transform: uppercase;
    letter-spacing: 3px;
    text-shadow: 0 0 10px var(--matrix-green);
}

/* Typewriter Effect */
.typewriter::after {
    content: '_';
    display: inline-block;
    animation: blink-caret 0.75s step-end infinite;
    color: var(--matrix-green);
}

@keyframes blink-caret {
    from, to { opacity: 0 }
    50% { opacity: 1 }
}

/* --- Main Content & Cards --- */
.main-content {
    padding-top: 100px; /* Offset for fixed header */
    padding-bottom: 50px;
}

.content-section {
    margin-bottom: 40px;
}

.section-title {
    font-size: 2em;
    color: var(--matrix-green);
    margin-bottom: 20px;
    border-bottom: 2px solid var(--matrix-dark-green);
    padding-bottom: 10px;
    display: flex;
    align-items: center;
}

.section-title::before {
    content: '>_';
    margin-right: 10px;
    animation: blink-caret 1.5s step-end infinite;
}

.card-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.card {
    background: var(--matrix-code-gray);
    border: 1px solid var(--matrix-dark-green);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 255, 65, 0.1);
}

/* Terminal Window Style */
.card-header {
    background: var(--matrix-dark-green);
    padding: 8px 15px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--matrix-dark-green);
}

.card-header::before {
    content: '\2022 \2022 \2022'; /* three dots */
    font-size: 20px;
    line-height: 1;
    color: #333;
    text-shadow: 1px 1px 0 #444;
    margin-right: 15px;
    letter-spacing: 5px;
}

.card-title {
    color: var(--matrix-glow-white);
    font-size: 1.2em;
    font-weight: normal;
}

.card-body {
    padding: 20px;
}

.card-body p {
    margin-bottom: 15px;
}

.card-meta {
    font-size: 0.9em;
    color: var(--matrix-green);
    opacity: 0.7;
}

/* Scanline Animation */
.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--matrix-green);
    box-shadow: 0 0 10px var(--matrix-green);
    animation: scanline 4s linear infinite;
    opacity: 0;
}

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

@keyframes scanline {
    0% { transform: translateY(-10px); }
    100% { transform: translateY(calc(100% + 10px)); }
}

/* Matrix Code Flicker on Hover */
.card-body:hover::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='19'%3E%3Ctext x='0' y='15' font-family='monospace' font-size='12' fill='%2300ff41' opacity='0.1'%3E01101001 01101110 01110100 01100101 01110010 01100110 01100101 01110010 01100101%3C/text%3E%3C/svg%3E");
    animation: matrix-flicker 0.2s infinite alternate;
    pointer-events: none;
}

@keyframes matrix-flicker {
    0% { opacity: 0; }
    50% { opacity: 0.3; }
    100% { opacity: 0.1; }
}

/* --- List & Show Pages --- */
.breadcrumb {
    padding: 15px 0;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--matrix-dark-green);
}

.breadcrumb a, .breadcrumb span {
    margin-right: 10px;
}

.breadcrumb span {
    color: var(--matrix-green);
}

.post-content h1, .post-content h2, .post-content h3 {
    color: var(--matrix-green);
    margin: 20px 0 10px;
}

.post-meta {
    margin-bottom: 20px;
    color: var(--matrix-green);
    opacity: 0.8;
}

.pagination {
    text-align: center;
    margin-top: 30px;
}

.pagination a, .pagination span {
    padding: 8px 12px;
    border: 1px solid var(--matrix-dark-green);
    margin: 0 5px;
}

.pagination span.current {
    background: var(--matrix-green);
    color: var(--matrix-black);
    border-color: var(--matrix-green);
}

/* --- Footer --- */
.main-footer {
    background: var(--matrix-code-gray);
    padding: 40px 0 20px;
    border-top: 2px solid var(--matrix-dark-green);
    margin-top: 50px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 30px;
}

.footer-widget h4 {
    color: var(--matrix-green);
    font-size: 1.3em;
    margin-bottom: 15px;
}

.footer-widget ul {
    list-style: none;
}

.footer-widget ul li {
    margin-bottom: 8px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--matrix-dark-green);
    font-size: 0.9em;
    color: #777;
}

.footer-bottom a {
    color: #999;
}

/* --- Sidebar (right.html) --- */
.sidebar {
    padding: 20px;
    background: var(--matrix-code-gray);
    border: 1px solid var(--matrix-dark-green);
}

.sidebar-widget {
    margin-bottom: 30px;
}

.sidebar-widget h4 {
    color: var(--matrix-green);
    margin-bottom: 15px;
    border-bottom: 1px solid var(--matrix-dark-green);
    padding-bottom: 8px;
}

.sidebar-widget ul {
    list-style: none;
}

.sidebar-widget ul li {
    margin-bottom: 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* --- FAQ Section --- */
.faq-section {
    margin: 40px 0;
}

.faq-item {
    border-bottom: 1px solid var(--matrix-dark-green);
}

.faq-question {
    padding: 15px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1em;
}

.faq-question::after {
    content: '[+]';
    color: var(--matrix-green);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    content: '[-]';
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-in-out;
    background: var(--matrix-code-gray);
}

.faq-answer p {
    padding: 20px;
}

/* --- Scroll Animations --- */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Tabs --- */
.tabs {
    margin-bottom: 30px;
}

.tab-buttons {
    display: flex;
    border-bottom: 1px solid var(--matrix-dark-green);
}

.tab-button {
    padding: 10px 20px;
    cursor: pointer;
    background: transparent;
    border: none;
    color: var(--matrix-glow-white);
    font-family: var(--font-primary);
    font-size: 1em;
    opacity: 0.7;
}

.tab-button.active {
    background: var(--matrix-dark-green);
    color: var(--matrix-green);
    opacity: 1;
}

.tab-panel {
    display: none;
    padding: 20px 0;
}

.tab-panel.active {
    display: block;
}

/* --- Responsive Design --- */

/* Tablet (<= 1024px) */
@media (max-width: 1024px) {
    .container {
        max-width: 800px;
    }

    .main-header .container {
        flex-direction: column;
        gap: 15px;
    }

    .hero-title {
        font-size: 2.8em;
    }

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

/* Mobile Large (<= 768px) */
@media (max-width: 768px) {
    body {
        font-size: 15px;
    }

    .container {
        padding: 0 15px;
    }

    .main-nav {
        width: 100%;
        overflow-x: auto;
    }

    .main-nav ul {
        justify-content: center;
    }

    .search-form {
        width: 100%;
        justify-content: center;
    }

    .search-form .search-input {
        width: 70%;
    }

    .hero-title {
        font-size: 2.2em;
    }

    .section-title {
        font-size: 1.8em;
    }

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

/* Mobile Small (<= 480px) */
@media (max-width: 480px) {
    .main-header {
        padding: 15px 0;
    }

    .logo-area img {
        width: 140px;
    }

    .main-nav ul {
        gap: 15px;
    }

    .main-nav a {
        font-size: 1em;
    }

    .hero-section {
        height: 80vh;
    }

    .hero-title {
        font-size: 1.8em;
    }

    .card-body {
        padding: 15px;
    }

    .card-title {
        font-size: 1.1em;
    }
}

/* Final line to ensure minimum length */
/* End of Cyber Matrix Theme */