/* Futuristic Cyberpunk Portfolio Design for Brian Muthama */

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

:root {
    --primary-neon: #00ffff;
    --secondary-neon: #ff00ff;
    --accent-neon: #00ff41;
    --warning-neon: #ffff00;
    --error-neon: #ff073a;
    --dark-bg: #0a0a0f;
    --darker-bg: #05050a;
    --surface: #1a1a2e;
    --surface-light: #16213e;
    --surface-glow: rgba(0, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #666666;
    --border-glow: rgba(0, 255, 255, 0.3);
    --shadow-neon: 0 0 20px rgba(0, 255, 255, 0.5);
    --shadow-purple: 0 0 20px rgba(255, 0, 255, 0.3);
}

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Rajdhani:wght@300;400;500;600;700&display=swap');

body {
    background: var(--dark-bg);
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(0, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 0, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(0, 255, 65, 0.05) 0%, transparent 50%),
        linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 100%);
    color: var(--text-primary);
    font-family: 'Rajdhani', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 98px,
            rgba(0, 255, 255, 0.02) 100px
        ),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 98px,
            rgba(0, 255, 255, 0.02) 100px
        );
    pointer-events: none;
    z-index: 1;
}

.chat-container {
    max-width: 1000px;
    width: 100%;
    height: 90vh;
    background: var(--surface);
    border-radius: 20px;
    box-shadow: 
        var(--shadow-neon),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
    border: 2px solid var(--border-glow);
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(20px);
    position: relative;
    z-index: 2;
}

.chat-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(0, 255, 255, 0.05) 0%, 
        transparent 25%, 
        transparent 75%, 
        rgba(255, 0, 255, 0.05) 100%);
    pointer-events: none;
    z-index: -1;
}

.chat-header {
    background: linear-gradient(135deg, var(--surface-light) 0%, var(--surface) 100%);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    position: relative;
    overflow: hidden;
    border-bottom: 2px solid var(--border-glow);
}

.chat-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 255, 255, 0.1), 
        transparent);
    animation: headerScan 3s ease-in-out infinite;
}

@keyframes headerScan {
    0% { left: -100%; }
    50% { left: 100%; }
    100% { left: -100%; }
}

.main-avatar-container {
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.main-avatar {
    width: 120px;
    height: 120px;
    border-radius: 12px;
    border: 3px solid var(--primary-neon);
    box-shadow: 0 0 24px rgba(0, 255, 255, 0.6);
    animation: glow 2s ease-in-out infinite alternate;
    object-fit: cover;
    transition: all 0.3s ease;
}

.main-avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 0 36px rgba(0, 255, 255, 0.8);
}

.header-content {
    flex-grow: 1;
    position: relative;
    z-index: 1;
    text-align: left;
}

.header-content h1 {
    font-family: 'Orbitron', monospace;
    font-size: 32px;
    font-weight: 900;
    color: var(--primary-neon);
    margin-bottom: 8px;
    text-shadow: 0 0 10px var(--primary-neon);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.header-content p {
    font-size: 16px;
    color: var(--text-secondary);
    font-weight: 400;
    margin: 5px 0;
}

.header-title {
    color: var(--accent-gold);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 6px;
    letter-spacing: 1px;
    text-shadow: 0 0 8px rgba(255, 215, 0, 0.3);
}

.philosophy-tagline {
    color: var(--accent-gold) !important;
    font-size: 14px !important;
    font-style: italic;
    text-shadow: 0 0 8px rgba(255, 215, 0, 0.4);
    font-weight: 300 !important;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.3);
    letter-spacing: 1px;
}

#message-area {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    background: var(--darker-bg);
    position: relative;
    min-height: 0;
}

/* Futuristic scrollbar */
#message-area::-webkit-scrollbar {
    width: 8px;
}

#message-area::-webkit-scrollbar-track {
    background: var(--surface);
    border-radius: 4px;
}

#message-area::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, var(--primary-neon), var(--secondary-neon));
    border-radius: 4px;
    box-shadow: 0 0 5px var(--primary-neon);
}

#message-area::-webkit-scrollbar-thumb:hover {
    box-shadow: 0 0 10px var(--primary-neon);
}

/* Message bubbles with futuristic styling */
.message-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 24px;
    animation: messageSlideIn 0.5s ease-out;
}

.message-wrapper.user-message {
    flex-direction: row-reverse;
}

.message-avatar {
    flex-shrink: 0;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--primary-neon);
    box-shadow: 0 0 15px var(--primary-neon);
    position: relative;
}

.message-avatar::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 50%;
    background: conic-gradient(var(--primary-neon), var(--secondary-neon), var(--primary-neon));
    z-index: -1;
    animation: avatarRotate 3s linear infinite;
}

@keyframes avatarRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

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

.user-avatar {
    background: linear-gradient(135deg, var(--secondary-neon), var(--primary-neon));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
    font-size: 18px;
    font-family: 'Orbitron', monospace;
}

.message-bubble {
    max-width: 75%;
    padding: 18px 24px;
    border-radius: 15px;
    position: relative;
    word-wrap: break-word;
    font-size: 15px;
    line-height: 1.6;
    backdrop-filter: blur(10px);
}

.ai-message .message-bubble {
    background: linear-gradient(135deg, var(--surface-light), var(--surface));
    border: 1px solid var(--border-glow);
    color: var(--text-primary);
    border-bottom-left-radius: 5px;
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
}

.user-message .message-bubble {
    background: linear-gradient(135deg, var(--secondary-neon), var(--primary-neon));
    color: white;
    border-bottom-right-radius: 5px;
    text-align: right;
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.3);
}

/* Typing cursor animation */
.typing-cursor {
    display: inline-block;
    width: 3px;
    height: 1.2em;
    background: linear-gradient(45deg, var(--primary-neon), var(--accent-neon));
    animation: cursorBlink 1s infinite, cursorGlow 2s ease-in-out infinite alternate;
    margin-left: 2px;
    box-shadow: 0 0 5px var(--primary-neon);
}

@keyframes cursorBlink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

@keyframes cursorGlow {
    from { box-shadow: 0 0 5px var(--primary-neon); }
    to { box-shadow: 0 0 15px var(--primary-neon), 0 0 25px var(--primary-neon); }
}

@keyframes messageSlideIn {
    from { 
        opacity: 0; 
        transform: translateY(30px) scale(0.9);
    }
    to { 
        opacity: 1; 
        transform: translateY(0) scale(1);
    }
}

/* Input container with futuristic styling */
.input-container {
    padding: 20px 24px;
    background: var(--surface);
    border-top: 2px solid var(--border-glow);
    display: flex;
    gap: 15px;
    align-items: center;
    flex-shrink: 0;
    position: relative;
    z-index: 10;
}

.input-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, 
        var(--primary-neon), 
        var(--secondary-neon), 
        var(--accent-neon), 
        var(--primary-neon));
    animation: borderFlow 3s ease-in-out infinite;
}

@keyframes borderFlow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

#user-input {
    flex: 1;
    background: var(--darker-bg);
    border: 2px solid var(--border-glow);
    border-radius: 12px;
    padding: 16px 20px;
    color: var(--text-primary);
    font-size: 15px;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 500;
    outline: none;
    transition: all 0.3s ease;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
}

#user-input:focus {
    border-color: var(--primary-neon);
    box-shadow: 
        0 0 20px var(--primary-neon),
        inset 0 0 10px rgba(0, 255, 255, 0.1);
    background: rgba(0, 255, 255, 0.05);
}

#user-input::placeholder {
    color: var(--text-muted);
    font-style: italic;
}

#send-button {
    background: linear-gradient(135deg, var(--primary-neon), var(--accent-neon));
    border: none;
    border-radius: 12px;
    padding: 16px;
    color: var(--dark-bg);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 52px;
    height: 52px;
    box-shadow: 0 0 15px var(--primary-neon);
    font-weight: 700;
}

#send-button:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 0 25px var(--primary-neon), 0 0 35px var(--accent-neon);
    background: linear-gradient(135deg, var(--accent-neon), var(--primary-neon));
}

#send-button:active {
    transform: translateY(0) scale(1);
}

#send-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Futuristic menu and section styling */
.menu-options, .section-items {
    background: linear-gradient(135deg, var(--surface-light), var(--surface));
    border: 2px solid var(--border-glow);
    border-radius: 15px;
    padding: 24px;
    margin: 16px 0;
    position: relative;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.1);
}

.menu-options::before, .section-items::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, 
        var(--primary-neon), 
        var(--secondary-neon), 
        var(--accent-neon), 
        var(--primary-neon));
    border-radius: 15px;
    z-index: -1;
    animation: borderPulse 2s ease-in-out infinite alternate;
}

@keyframes borderPulse {
    from { opacity: 0.3; }
    to { opacity: 0.7; }
}

.menu-options ul, .section-items ul {
    list-style: none;
    padding: 0;
}

.menu-options li, .section-items li {
    padding: 12px 0;
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
}

.menu-item, .skill-item, .experience-item, .project-item {
    cursor: pointer;
    padding: 12px 20px;
    border-radius: 10px;
    display: inline-block;
    transition: all 0.4s ease;
    color: var(--primary-neon);
    font-weight: 600;
    font-family: 'Rajdhani', sans-serif;
    letter-spacing: 0.5px;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.menu-item::before, .skill-item::before, .experience-item::before, .project-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 255, 255, 0.2), 
        transparent);
    transition: left 0.4s ease;
}

.menu-item:hover, .skill-item:hover, .experience-item:hover, .project-item:hover {
    background: linear-gradient(135deg, var(--primary-neon), var(--accent-neon));
    color: var(--dark-bg);
    transform: translateX(10px) scale(1.02);
    box-shadow: 0 0 20px var(--primary-neon);
    border-color: var(--primary-neon);
}

.menu-item:hover::before, .skill-item:hover::before, .experience-item:hover::before, .project-item:hover::before {
    left: 100%;
}

/* Progress bars and infographic elements */
.progress-container {
    background: var(--darker-bg);
    border-radius: 10px;
    padding: 15px;
    margin: 15px 0;
    border: 1px solid var(--border-glow);
}

.progress-bar {
    height: 8px;
    background: var(--surface);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    margin: 8px 0;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-neon), var(--accent-neon));
    border-radius: 4px;
    position: relative;
    animation: progressGlow 2s ease-in-out infinite alternate;
}

@keyframes progressGlow {
    from { box-shadow: 0 0 5px var(--primary-neon); }
    to { box-shadow: 0 0 15px var(--primary-neon), 0 0 25px var(--accent-neon); }
}

.skill-level {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 10px 0;
    font-size: 14px;
}

.skill-name {
    color: var(--primary-neon);
    font-weight: 600;
}

.skill-percentage {
    color: var(--accent-neon);
    font-weight: 700;
    font-family: 'Orbitron', monospace;
}

/* Links styling */
a {
    color: var(--primary-neon);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
    position: relative;
}

a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-neon), var(--accent-neon));
    transition: width 0.3s ease;
}

a:hover {
    color: var(--accent-neon);
    text-shadow: 0 0 10px var(--primary-neon);
}

a:hover::after {
    width: 100%;
}

/* List styling */
ul {
    margin: 15px 0;
    padding-left: 25px;
}

li {
    margin: 8px 0;
    line-height: 1.7;
    position: relative;
}

li::before {
    content: '▶';
    color: var(--primary-neon);
    font-weight: bold;
    position: absolute;
    left: -20px;
}

/* Strong text */
strong {
    color: var(--accent-neon);
    font-weight: 700;
    text-shadow: 0 0 5px var(--accent-neon);
}

/* Responsive design */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .chat-container {
        height: 95vh;
        border-radius: 15px;
        max-width: 100%;
    }
    
    .chat-header {
        padding: 20px;
    }
    
    .header-content h1 {
        font-size: 24px;
    }
    
    .header-content p {
        font-size: 14px;
    }
    
    #message-area {
        padding: 16px;
    }
    
    .message-bubble {
        max-width: 90%;
        padding: 14px 18px;
    }
    
    .input-container {
        padding: 16px 20px;
    }
    
    #user-input {
        padding: 14px 18px;
        font-size: 14px;
    }
    
    #send-button {
        min-width: 48px;
        height: 48px;
        padding: 14px;
    }
}