/* =====================================
   HOMEPORTAL - MATRIX THEME STYLESHEET
   Original Matrix Rain Design
   ===================================== */

/* CSS Variables */
:root {
    --matrix-green: #00ff41;
    --matrix-light-green: #00ff9c;
    --matrix-dark-green: #00cc33;
    --bg-black: #000000;
    --bg-dark: #0a0a0a;
    --bg-panel: rgba(0, 20, 10, 0.95);
    --border-color: #00ff41;
    --text-primary: #00ff41;
    --text-secondary: #00cc33;
    --text-muted: #008f11;
    --shadow-glow: 0 0 20px rgba(0, 255, 65, 0.5);
}

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

body {
    font-family: 'Courier New', 'Courier', monospace;
    background: var(--bg-black);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Matrix Rain Canvas */
#matrix-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.3;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    z-index: 1;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 40px;
    background: var(--bg-panel);
    padding: 20px;
    box-shadow: var(--shadow-glow);
}

.logo {
    font-size: 32px;
    font-weight: bold;
    letter-spacing: 2px;
}

.bracket {
    color: var(--matrix-light-green);
    font-size: 40px;
}

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

.highlight {
    color: var(--matrix-light-green);
    text-shadow: 0 0 10px var(--matrix-light-green);
}

/* Navigation */
.nav {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 1px;
    padding: 10px 15px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    border: 1px solid var(--border-color);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.5);
    background: rgba(0, 255, 65, 0.1);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 60px 0;
    margin-bottom: 60px;
}

.glitch-text {
    font-size: 48px;
    font-weight: bold;
    letter-spacing: 4px;
    color: var(--matrix-green);
    text-shadow: 0 0 20px rgba(0, 255, 65, 0.8);
    margin-bottom: 20px;
    animation: glitch 3s infinite;
}

@keyframes glitch {
    0% { text-shadow: 0 0 20px rgba(0, 255, 65, 0.8); }
    25% { text-shadow: -2px 0 rgba(255, 0, 0, 0.5), 2px 0 rgba(0, 255, 65, 0.5); }
    50% { text-shadow: 0 0 20px rgba(0, 255, 65, 0.8); }
    75% { text-shadow: 2px 0 rgba(0, 255, 65, 0.5), -2px 0 rgba(255, 0, 0, 0.5); }
    100% { text-shadow: 0 0 20px rgba(0, 255, 65, 0.8); }
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    letter-spacing: 1px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 48px;
    font-weight: bold;
    color: var(--matrix-light-green);
    text-shadow: 0 0 15px var(--matrix-light-green);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Section Titles */
.section-title {
    font-size: 32px;
    text-align: center;
    margin-bottom: 40px;
    letter-spacing: 3px;
    color: var(--matrix-green);
}

/* Card Grid */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
    margin-bottom: 60px;
}

.category-card {
    border: 2px solid var(--border-color);
    padding: 30px;
    background: rgba(0, 20, 10, 0.7);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent, rgba(0, 255, 65, 0.2), transparent);
    transition: all 0.5s ease;
}

.category-card:hover::before {
    top: 100%;
}

.category-card:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-5px);
}

.card-icon {
    font-size: 48px;
    margin-bottom: 20px;
    filter: grayscale(100%) brightness(2);
}

.card-title {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--matrix-light-green);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.card-desc {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.8;
}

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

.card-link {
    color: var(--text-primary);
    text-decoration: none;
    padding: 10px;
    border: 1px solid var(--border-color);
    background: rgba(0, 255, 65, 0.05);
    transition: all 0.3s ease;
    text-align: center;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-link:hover {
    background: rgba(0, 255, 65, 0.2);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.5);
}

.card-link.highlight {
    background: var(--matrix-green);
    color: var(--bg-black);
    font-weight: bold;
}

.card-link.highlight:hover {
    box-shadow: 0 0 20px var(--matrix-green);
}

/* Browse All Section */
.browse-all {
    margin-bottom: 60px;
}

.browse-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.browse-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    padding: 40px;
    border: 2px solid var(--border-color);
    background: rgba(0, 20, 10, 0.7);
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.browse-btn:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-5px);
}

.browse-icon {
    font-size: 48px;
    filter: grayscale(100%) brightness(2);
}

.browse-label {
    font-size: 18px;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.browse-count {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    text-align: center;
    padding: 40px 0;
    border-top: 2px solid var(--border-color);
    margin-top: 60px;
    background: var(--bg-panel);
}

.footer p {
    margin: 10px 0;
    color: var(--text-secondary);
}

.footer-tech {
    font-size: 12px;
    color: var(--text-muted);
}

/* ===== AI CHATBOT STYLES ===== */

/* Chat Toggle Button */
.chat-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--matrix-green);
    border: 2px solid var(--matrix-light-green);
    color: var(--bg-black);
    font-size: 28px;
    cursor: pointer;
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.6);
    transition: all 0.3s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.9);
}

/* Chat Widget */
.chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 400px;
    height: 600px;
    border: 2px solid var(--border-color);
    background: var(--bg-panel);
    box-shadow: var(--shadow-glow);
    display: none;
    flex-direction: column;
    z-index: 1001;
}

.chat-widget.active {
    display: flex;
}

.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    border-bottom: 2px solid var(--border-color);
    background: rgba(0, 255, 65, 0.1);
}

.chat-header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.chat-icon {
    font-size: 24px;
}

.chat-title {
    font-weight: bold;
    color: var(--matrix-light-green);
}

.chat-header-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.model-selector {
    background: var(--bg-black);
    color: var(--matrix-green);
    border: 1px solid var(--border-color);
    padding: 5px 10px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    cursor: pointer;
}

.model-selector:focus {
    outline: none;
    box-shadow: 0 0 5px var(--matrix-green);
}

.chat-close {
    background: none;
    border: none;
    color: var(--matrix-green);
    font-size: 28px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-close:hover {
    color: var(--matrix-light-green);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.chat-message {
    display: flex;
    flex-direction: column;
    max-width: 85%;
}

.user-message {
    align-self: flex-end;
}

.bot-message {
    align-self: flex-start;
}

.message-content {
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    background: rgba(0, 255, 65, 0.05);
    font-size: 14px;
    line-height: 1.6;
}

.user-message .message-content {
    background: rgba(0, 255, 65, 0.15);
    border-color: var(--matrix-light-green);
}

.chat-input-container {
    display: flex;
    padding: 15px;
    border-top: 2px solid var(--border-color);
    gap: 10px;
}

.chat-input {
    flex: 1;
    background: var(--bg-black);
    border: 1px solid var(--border-color);
    color: var(--matrix-green);
    padding: 10px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
}

.chat-input:focus {
    outline: none;
    box-shadow: 0 0 5px var(--matrix-green);
}

.chat-send {
    background: var(--matrix-green);
    color: var(--bg-black);
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    font-family: 'Courier New', monospace;
    font-weight: bold;
    transition: all 0.3s ease;
}

.chat-send:hover {
    box-shadow: 0 0 10px var(--matrix-green);
}

/* Scrollbar Styling */
.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: var(--bg-black);
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--matrix-green);
    border-radius: 4px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--matrix-light-green);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav {
        flex-direction: column;
        gap: 10px;
    }

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

    .hero-stats {
        gap: 30px;
    }

    .glitch-text {
        font-size: 32px;
    }

    .chat-widget {
        width: 100%;
        height: 100%;
        bottom: 0;
        right: 0;
    }
}

/* Loading Animation */
@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}

.loading::after {
    content: '';
    animation: dots 1.5s infinite;
}

/* Code Blocks */
pre {
    background: var(--bg-black);
    border: 1px solid var(--border-color);
    padding: 15px;
    overflow-x: auto;
    margin: 10px 0;
}

code {
    font-family: 'Courier New', monospace;
    color: var(--matrix-light-green);
}