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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--neon-cyan), var(--neon-pink));
    border-radius: 6px;
    box-shadow: 0 0 10px rgba(77, 212, 212, 0.5);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--neon-pink), var(--neon-green));
    box-shadow: 0 0 15px rgba(212, 77, 212, 0.7);
}

/* Cyberpunk Color Palette - Softer Neon */
:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --neon-cyan: #4dd4d4;
    --neon-pink: #d44dd4;
    --neon-green: #4dd44d;
    --neon-orange: #d4884d;
    --neon-purple: #994dd4;
    --neon-blue: #4d88d4;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;
    --border: #333333;
    --shadow-cyan: 0 0 8px var(--neon-cyan), 0 0 16px var(--neon-cyan);
    --shadow-pink: 0 0 8px var(--neon-pink), 0 0 16px var(--neon-pink);
    --shadow-green: 0 0 8px var(--neon-green), 0 0 16px var(--neon-green);
}

html {
    scroll-behavior: smooth;
}

/* Disable smooth scroll on mobile to prevent scrolling conflicts */
@media (max-width: 768px) {
    html {
        scroll-behavior: auto;
        /* Prevent automatic scrolling to focused elements */
        scroll-padding-top: 0;
        scroll-margin-top: 0;
    }
    
    /* Prevent scroll anchoring issues */
    body {
        overflow-anchor: none;
    }
}

body {
    font-family: 'DotGothic16', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    background-image: 
        radial-gradient(circle at 25% 25%, var(--neon-cyan) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, var(--neon-pink) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, var(--neon-purple) 0%, transparent 50%);
    background-size: 100px 100px, 150px 150px, 200px 200px;
    background-attachment: fixed;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    opacity: 0.95;
    z-index: -1;
    pointer-events: none;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--bg-primary);
    background-image: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(0, 255, 255, 0.02) 2px,
            rgba(0, 255, 255, 0.02) 4px
        );
    backdrop-filter: blur(15px);
    border-bottom: 2px solid var(--neon-cyan);
    box-shadow: 0 2px 10px rgba(0, 255, 255, 0.3);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
    animation: scanline 3s linear infinite;
}

@keyframes scanline {
    0%, 100% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    height: 70px;
}

.nav-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neon-cyan);
    text-decoration: none;
    text-shadow: var(--shadow-cyan);
    transition: all 0.3s ease;
    position: relative;
}

.nav-logo a::before {
    content: '> ';
    color: var(--neon-green);
    text-shadow: var(--shadow-green);
}

.nav-logo a:hover {
    color: var(--neon-pink);
    text-shadow: var(--shadow-pink);
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 16px;
    border: 1px solid transparent;
    border-radius: 4px;
}

.nav-link:hover {
    color: var(--neon-cyan);
    text-shadow: var(--shadow-cyan);
    border-color: var(--neon-cyan);
    box-shadow: inset 0 0 10px rgba(0, 255, 255, 0.2);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--neon-cyan);
    box-shadow: 0 0 5px var(--neon-cyan);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.language-switch {
    margin-left: 1rem;
}

.lang-btn {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    color: var(--neon-green);
    border: 2px solid var(--neon-green);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    text-shadow: 0 0 5px var(--neon-green);
    box-shadow: 0 0 10px rgba(0, 255, 0, 0.3);
    transition: all 0.3s ease;
}

.lang-btn:hover {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--neon-green));
    color: var(--bg-primary);
    text-shadow: none;
    box-shadow: 0 0 15px rgba(0, 255, 0, 0.5);
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #000;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section - Terminal Style */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(77, 212, 212, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(212, 77, 212, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(77, 212, 77, 0.02) 0%, transparent 50%);
    padding: 0 20px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(0deg, transparent 24%, rgba(77, 212, 212, 0.02) 25%, rgba(77, 212, 212, 0.02) 26%, transparent 27%, transparent 74%, rgba(77, 212, 212, 0.02) 75%, rgba(77, 212, 212, 0.02) 76%, transparent 77%, transparent);
    background-size: 4px 4px;
    animation: matrix 20s linear infinite;
    pointer-events: none;
}

@keyframes matrix {
    0% { transform: translateY(0); }
    100% { transform: translateY(4px); }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: center;
}

.hero-left {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-image {
    margin-bottom: 2rem;
    position: relative;
}

.profile-img {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--neon-cyan);
    box-shadow: 
        0 0 20px rgba(77, 212, 212, 0.4),
        0 0 40px rgba(77, 212, 212, 0.2),
        inset 0 0 20px rgba(77, 212, 212, 0.1);
    transition: all 0.3s ease;
    filter: brightness(1.1) contrast(1.2);
}

.profile-img:hover {
    transform: scale(1.05);
    border-color: var(--neon-pink);
    box-shadow: 
        0 0 25px rgba(212, 77, 212, 0.5),
        0 0 50px rgba(212, 77, 212, 0.3),
        inset 0 0 25px rgba(212, 77, 212, 0.1);
}

.hero-social {
    display: flex;
    gap: 1.5rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    color: var(--neon-cyan);
    border: 2px solid var(--neon-cyan);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.4rem;
    box-shadow: 0 0 15px rgba(77, 212, 212, 0.3);
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(77, 212, 212, 0.2), transparent);
    transition: left 0.5s;
}

.social-link:hover::before {
    left: 100%;
}

.social-link:hover {
    color: var(--neon-pink);
    border-color: var(--neon-pink);
    box-shadow: 0 0 20px rgba(212, 77, 212, 0.5);
    transform: translateY(-5px) scale(1.1);
}

/* Hero Right Content */
.hero-right {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-info {
    text-align: center;
}

.hero-name {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--neon-cyan);
    text-shadow: var(--shadow-cyan);
    position: relative;
    animation: flicker 3s linear infinite alternate;
}

@keyframes flicker {
    0%, 18%, 22%, 25%, 53%, 57%, 100% {
        text-shadow: var(--shadow-cyan);
    }
    20%, 24%, 55% {
        text-shadow: none;
    }
}

.hero-name span[data-i18n="hero.name"]::before {
    content: '[ ';
    color: var(--neon-green);
    text-shadow: var(--shadow-green);
}

.hero-name span[data-i18n="hero.name"]::after {
    content: ' ]';
    color: var(--neon-green);
    text-shadow: var(--shadow-green);
}

.hero-title {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
    text-shadow: 0 0 10px rgba(204, 204, 204, 0.3);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    text-shadow: 0 0 5px rgba(136, 136, 136, 0.3);
}

.hero-cta {
    margin-top: 2rem;
}

.cta-btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    color: var(--neon-green);
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid var(--neon-green);
    text-shadow: 0 0 10px var(--neon-green);
    box-shadow: 0 0 20px rgba(77, 212, 77, 0.3);
    position: relative;
    overflow: hidden;
}

.cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(77, 212, 77, 0.2), transparent);
    transition: left 0.5s;
}

.cta-btn:hover::before {
    left: 100%;
}

.cta-btn:hover {
    background: linear-gradient(135deg, var(--neon-green), var(--bg-tertiary));
    color: var(--bg-primary);
    text-shadow: none;
    box-shadow: 0 0 30px rgba(77, 212, 77, 0.6);
    transform: translateY(-3px);
}

/* Sticky Terminal */
.sticky-terminal {
    position: fixed;
    top: 50%;
    right: 20px;
    transform: translateY(-50%);
    z-index: 100;
    width: 450px;
    max-height: 80vh;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.sticky-terminal.visible {
    opacity: 1;
    visibility: visible;
}

.terminal-window {
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 2px solid var(--neon-cyan);
    box-shadow: 
        0 0 20px rgba(77, 212, 212, 0.3),
        inset 0 0 20px rgba(77, 212, 212, 0.05);
    overflow: hidden;
}

.terminal-header {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--neon-cyan);
}

.terminal-controls {
    display: flex;
    gap: 8px;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.close {
    background: var(--neon-pink);
    box-shadow: 0 0 5px rgba(212, 77, 212, 0.5);
}

.control.minimize {
    background: var(--neon-orange);
    box-shadow: 0 0 5px rgba(212, 136, 77, 0.5);
}

.control.maximize {
    background: var(--neon-green);
    box-shadow: 0 0 5px rgba(77, 212, 77, 0.5);
}

.terminal-title {
    color: var(--neon-cyan);
    font-weight: 600;
    font-size: 0.9rem;
    text-shadow: 0 0 5px rgba(77, 212, 212, 0.5);
}

.terminal-body {
    padding: 20px;
    max-height: 60vh;
    overflow-y: auto;
    overflow-x: hidden;
    font-family: 'DotGothic16', 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.6;
    color: var(--neon-green);
    position: relative;
    scroll-behavior: smooth;
    scrollbar-width: thin;
}

.terminal-content {
    margin-bottom: 10px;
}

.terminal-line {
    margin-bottom: 8px;
    display: flex;
    align-items: flex-start;
}

.terminal-prompt {
    color: var(--neon-cyan);
    margin-right: 8px;
    text-shadow: 0 0 5px rgba(77, 212, 212, 0.5);
    flex-shrink: 0;
}

.terminal-command {
    color: var(--neon-green);
    text-shadow: 0 0 5px rgba(77, 212, 77, 0.5);
}

.terminal-output {
    color: var(--text-secondary);
    margin-left: 16px;
    margin-top: 4px;
    white-space: pre-line;
}

.terminal-cursor {
    display: inline-block;
    background: var(--neon-green);
    width: 10px;
    height: 18px;
    animation: blink 1s infinite;
    box-shadow: 0 0 5px rgba(77, 212, 77, 0.5);
}

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

/* Terminal Scrollbar */
.terminal-body::-webkit-scrollbar {
    width: 8px;
}

.terminal-body::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.terminal-body::-webkit-scrollbar-thumb {
    background: var(--neon-cyan);
    border-radius: 4px;
    box-shadow: 0 0 5px rgba(77, 212, 212, 0.5);
}

.terminal-body::-webkit-scrollbar-thumb:hover {
    background: var(--neon-pink);
    box-shadow: 0 0 8px rgba(212, 77, 212, 0.5);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border: 2px solid var(--neon-cyan);
    border-top: none;
    border-right: none;
    transform: rotate(-45deg);
    box-shadow: 0 0 10px rgba(77, 212, 212, 0.5);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Mobile Terminal Animations */
.sticky-terminal.mobile-slide-up {
    animation: mobileSlideUp 0.5s ease-out forwards;
}

.sticky-terminal.mobile-fade-out {
    animation: mobileFadeOut 0.5s ease-in forwards;
}

@keyframes mobileSlideUp {
    0% {
        transform: translateY(100%);
        opacity: 0;
    }
    100% {
        transform: translateY(-50%);
        opacity: 1;
    }
}

@keyframes mobileFadeOut {
    0% {
        transform: translateY(-50%);
        opacity: 1;
    }
    100% {
        transform: translateY(100%);
        opacity: 0;
    }
}

/* Mobile Section Terminals */
.mobile-section-terminal {
    display: none;
    margin: 1rem 0 2rem 0;
    width: 100%;
}

.mobile-section-terminal .terminal-window {
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 2px solid var(--neon-cyan);
    box-shadow: 
        0 0 20px rgba(77, 212, 212, 0.3),
        inset 0 0 20px rgba(77, 212, 212, 0.05);
    overflow: hidden;
    max-height: 180px;
}

.mobile-section-terminal .terminal-body {
    max-height: 100px;
    overflow-y: auto;
    padding: 15px;
    background: var(--bg-primary);
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.4;
}

/* Show mobile terminals only on mobile */
@media (max-width: 768px) {
    .mobile-section-terminal {
        display: block;
        opacity: 1;
        transform: translateY(0);
    }
    
    /* Initially hide all typing animations */
    .typing-animation {
        opacity: 0;
        width: 0;
        overflow: hidden;
        white-space: nowrap;
    }
    
    .mobile-section-terminal.animated {
        /* Prevent scroll adjustments during animation */
        will-change: opacity;
        transform: translateZ(0); /* Force hardware acceleration */
    }
    
    /* Animate terminal commands with typing effect */
    .mobile-section-terminal.animated .terminal-command.typing-animation {
        animation: typeCommand 2s ease-out 0.5s forwards;
    }
    
    /* Animate terminal output after command */
    .mobile-section-terminal.animated .terminal-output.typing-animation {
        animation: typeOutput 1.5s ease-out 2.8s forwards;
    }
    
    @keyframes typeCommand {
        0% {
            opacity: 1;
            width: 0;
        }
        100% {
            opacity: 1;
            width: 100%;
        }
    }
    
    @keyframes typeOutput {
        0% {
            opacity: 0;
            width: 0;
        }
        10% {
            opacity: 1;
            width: 0;
        }
        100% {
            opacity: 1;
            width: 100%;
        }
    }
    
    /* Hide the floating sticky terminal on mobile */
    .sticky-terminal {
        display: none !important;
    }
}

/* Desktop: Hide mobile section terminals */
@media (min-width: 769px) {
    .mobile-section-terminal {
        display: none !important;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .profile-img {
        width: 200px;
        height: 200px;
    }
    
    .hero-name {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 1.2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .sticky-terminal {
        display: none !important; /* Completely hide on mobile */
        position: static; /* Remove fixed positioning */
        bottom: unset;
        right: unset;
        left: unset;
        top: unset;
        transform: none;
        width: auto;
        max-height: 50vh;
    }
    
    .terminal-body {
        font-size: 12px;
        padding: 15px;
        max-height: 40vh;
        overflow-y: auto;
        overflow-x: hidden;
        scroll-behavior: auto; /* Disable smooth scroll on mobile */
    }
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--neon-cyan);
    text-shadow: var(--shadow-cyan);
    position: relative;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-title::before {
    content: '<<< ';
    color: var(--neon-green);
    text-shadow: var(--shadow-green);
}

.section-title::after {
    content: ' >>>';
    color: var(--neon-green);
    text-shadow: var(--shadow-green);
}

/* About Section */
.about {
    background: var(--bg-primary);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 255, 255, 0.03) 2px,
            rgba(0, 255, 255, 0.03) 4px
        );
    pointer-events: none;
}

.about-content p {
    font-size: 1.2rem;
    line-height: 1.8;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: var(--text-secondary);
    text-shadow: 0 0 5px rgba(204, 204, 204, 0.3);
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg, var(--bg-secondary), rgba(17, 17, 17, 0.8));
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.1);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 3rem;
    perspective: 1000px;
    max-width: 800px;
    margin: 3rem auto 0;
}

.project-card {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 
        0 0 20px rgba(0, 255, 255, 0.1),
        inset 0 0 20px rgba(0, 255, 255, 0.05);
    transition: all 0.3s ease;
    border: 2px solid var(--border);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 30%, rgba(0, 255, 255, 0.1) 50%, transparent 70%),
        linear-gradient(-45deg, transparent 30%, rgba(255, 0, 255, 0.1) 50%, transparent 70%);
    background-size: 20px 20px;
    opacity: 0.3;
    pointer-events: none;
}

.project-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 
        0 0 30px rgba(0, 255, 255, 0.3),
        0 15px 50px rgba(0, 255, 255, 0.2),
        inset 0 0 30px rgba(0, 255, 255, 0.1);
    border-color: var(--neon-cyan);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.project-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--neon-pink);
    text-shadow: 0 0 10px rgba(255, 0, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.project-title::before {
    content: '[#] ';
    color: var(--neon-green);
    text-shadow: var(--shadow-green);
}

.project-link {
    color: var(--neon-cyan);
    font-size: 1.5rem;
    transition: all 0.3s ease;
    padding: 8px;
    border: 1px solid var(--neon-cyan);
    border-radius: 4px;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
}

.project-link:hover {
    color: var(--neon-pink);
    border-color: var(--neon-pink);
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.5);
    transform: scale(1.1);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    text-shadow: 0 0 5px rgba(204, 204, 204, 0.3);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    position: relative;
    z-index: 1;
}

.tech-tag {
    background: linear-gradient(135deg, var(--neon-green), rgba(0, 255, 0, 0.1));
    color: var(--bg-primary);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid var(--neon-green);
    text-shadow: none;
    box-shadow: 0 0 10px rgba(0, 255, 0, 0.3);
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tech-tag:hover {
    background: linear-gradient(135deg, var(--neon-orange), rgba(255, 136, 0, 0.1));
    border-color: var(--neon-orange);
    box-shadow: 0 0 15px rgba(255, 136, 0, 0.5);
    transform: scale(1.05);
}

/* Experience Section */
.experience {
    background: var(--bg-primary);
    position: relative;
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(255, 0, 255, 0.03) 2px,
            rgba(255, 0, 255, 0.03) 4px
        );
    pointer-events: none;
}

.experience-timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.experience-item {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 
        0 0 20px rgba(255, 0, 255, 0.1),
        inset 0 0 20px rgba(255, 0, 255, 0.05);
    transition: all 0.3s ease;
    border: 2px solid var(--border);
    position: relative;
    overflow: hidden;
}

.experience-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--neon-pink), var(--neon-cyan));
    box-shadow: 0 0 10px rgba(255, 0, 255, 0.5);
}

.experience-item:hover {
    transform: translateY(-10px);
    box-shadow: 
        0 0 30px rgba(255, 0, 255, 0.3),
        0 15px 50px rgba(255, 0, 255, 0.2),
        inset 0 0 30px rgba(255, 0, 255, 0.1);
    border-color: var(--neon-pink);
}

.experience-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
    padding-left: 1rem;
}

.company-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.company-logo {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 8px;
    border: 2px solid var(--neon-cyan);
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
    filter: brightness(1.2) contrast(1.1);
    background: #ffffff;
}

.company-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--neon-cyan);
    text-shadow: var(--shadow-cyan);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.period {
    color: var(--bg-primary);
    font-weight: 600;
    background: linear-gradient(135deg, var(--neon-orange), rgba(255, 136, 0, 0.1));
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.9rem;
    border: 1px solid var(--neon-orange);
    box-shadow: 0 0 10px rgba(255, 136, 0, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.role {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--neon-pink);
    text-shadow: 0 0 10px rgba(255, 0, 255, 0.5);
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
    padding-left: 1rem;
}

.role::before {
    content: '>> ';
    color: var(--neon-green);
    text-shadow: var(--shadow-green);
}

.description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    text-shadow: 0 0 5px rgba(204, 204, 204, 0.3);
    position: relative;
    z-index: 1;
    padding-left: 1rem;
}

.achievements {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
    position: relative;
    z-index: 1;
    padding-left: 1rem;
}

.achievements li {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 0.8rem;
    font-size: 1rem;
    text-shadow: 0 0 5px rgba(204, 204, 204, 0.3);
    position: relative;
    padding-left: 1.5rem;
}

.achievements li::before {
    content: '▸ ';
    color: var(--neon-green);
    text-shadow: var(--shadow-green);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

/* Certifications Section */
.certifications-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 3rem;
    max-width: 800px;
    margin: 3rem auto 0;
}

.cert-category {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 
        0 0 20px rgba(0, 255, 0, 0.1),
        inset 0 0 20px rgba(0, 255, 0, 0.05);
    border: 2px solid var(--border);
    position: relative;
    overflow: hidden;
}

.cert-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--neon-green), var(--neon-cyan), var(--neon-pink));
    box-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
}

.cert-category:hover {
    border-color: var(--neon-green);
    box-shadow: 
        0 0 30px rgba(0, 255, 0, 0.3),
        inset 0 0 30px rgba(0, 255, 0, 0.1);
}

.cert-category-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--neon-green);
    text-shadow: var(--shadow-green);
    margin-bottom: 1.5rem;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cert-category-title::before {
    content: '[ ';
    color: var(--neon-cyan);
    text-shadow: var(--shadow-cyan);
}

.cert-category-title::after {
    content: ' ]';
    color: var(--neon-cyan);
    text-shadow: var(--shadow-cyan);
}

.cert-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}

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

.cert-item:hover {
    padding-left: 1rem;
    background: rgba(0, 255, 255, 0.05);
}

.cert-name {
    font-weight: 500;
    color: var(--text-secondary);
    text-shadow: 0 0 5px rgba(204, 204, 204, 0.3);
}

.cert-score, .cert-badge {
    font-weight: 600;
    color: var(--bg-primary);
    background: linear-gradient(135deg, var(--neon-cyan), rgba(0, 255, 255, 0.1));
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.9rem;
    border: 1px solid var(--neon-cyan);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Footer */
.footer {
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 2rem 0;
    text-align: center;
    border-top: 2px solid var(--neon-cyan);
    box-shadow: 0 -2px 10px rgba(0, 255, 255, 0.3);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
    animation: scanline 3s linear infinite;
}

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

.footer-text p {
    color: var(--text-secondary);
    text-shadow: 0 0 5px rgba(204, 204, 204, 0.3);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer .social-link {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border: 2px solid var(--neon-cyan);
    width: 45px;
    height: 45px;
    font-size: 1rem;
    color: var(--neon-cyan);
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
    border-radius: 8px;
}

.footer .social-link:hover {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--neon-cyan));
    color: var(--bg-primary);
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
    transform: translateY(-3px) scale(1.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-primary);
        background-image: 
            repeating-linear-gradient(
                0deg,
                transparent,
                transparent 2px,
                rgba(0, 255, 255, 0.02) 2px,
                rgba(0, 255, 255, 0.02) 4px
            );
        backdrop-filter: blur(15px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: left 0.3s ease;
        border-right: 2px solid var(--neon-cyan);
        box-shadow: 2px 0 20px rgba(0, 255, 255, 0.3);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }

    .hero-name {
        font-size: 2.5rem;
    }

    .hero-name-en {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .experience-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .company-logo {
        width: 48px;
        height: 48px;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
    }

    .profile-img {
        width: 150px;
        height: 150px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-name {
        font-size: 2rem;
    }

    .hero-name-en {
        font-size: 1.2rem;
    }

    .project-card,
    .experience-item,
    .cert-category {
        padding: 1.5rem;
    }

    .tech-tag {
        font-size: 0.8rem;
        padding: 4px 10px;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease forwards;
}

/* Focus styles for accessibility */
button:focus,
a:focus {
    outline: 2px solid #000;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .project-card,
    .experience-item,
    .cert-category {
        border: 2px solid #000;
    }
}