/* ============================
   STRANGER THINGS PORTFOLIO
   ========================== */

/* CSS Variables - Stranger Things Color Palette */
:root {
    /* Dark Theme Colors */
    --st-black: #0a0a0a;
    --st-dark-gray: #1a1a1a;
    --st-blood-red: #8B0000;
    --st-neon-red: #ff0000;
    --st-neon-blue: #00d9ff;
    --st-neon-green: #00ff41;
    --st-amber: #ffb000;
    --st-white: #f0f0f0;
    --st-fog: rgba(200, 200, 200, 0.05);

    /* 80s Retro Colors */
    --retro-purple: #9d4edd;
    --retro-pink: #ff006e;
    --retro-cyan: #06ffa5;

    /* Typography */
    --font-stranger: 'Benguiat Pro', 'Special Elite', serif;
    --font-mono: 'Courier Prime', 'Courier New', monospace;
    --font-glitch: 'Rubik Glitch', cursive;

    /* Effects */
    --glow-red: 0 0 10px var(--st-neon-red), 0 0 20px var(--st-neon-red), 0 0 30px var(--st-neon-red);
    --glow-blue: 0 0 10px var(--st-neon-blue), 0 0 20px var(--st-neon-blue);
    --glow-amber: 0 0 10px var(--st-amber), 0 0 20px var(--st-amber);
}

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

body {
    font-family: var(--font-mono);
    background: var(--st-black);
    color: var(--st-white);
    overflow-x: hidden;
    cursor: none;
    position: relative;
}

/* CRT Overlay Effect */
.crt-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.15),
        rgba(0, 0, 0, 0.15) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
    z-index: 9998;
    animation: flicker 0.15s infinite;
}

/* Scanlines */
.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 255, 65, 0.03) 0px,
        transparent 1px,
        transparent 2px,
        rgba(0, 255, 65, 0.03) 3px
    );
    pointer-events: none;
    z-index: 9997;
    animation: scanline 8s linear infinite;
}

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

@keyframes flicker {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.96; }
}

/* Vignette Effect */
.vignette {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(10, 10, 10, 0.8) 100%);
    pointer-events: none;
    z-index: 9996;
}

/* Particles Container */
#particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--st-white);
    border-radius: 50%;
    opacity: 0.6;
    animation: float-particle 20s infinite ease-in-out;
    box-shadow: 0 0 5px rgba(255, 255, 255, 0.8);
}

@keyframes float-particle {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100vh) translateX(50px);
        opacity: 0;
    }
}

/* Music Player */
.music-player {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: rgba(26, 26, 26, 0.95);
    border: 2px solid var(--st-neon-red);
    border-radius: 50px;
    padding: 15px 25px;
    display: flex;
    align-items: center;
    gap: 15px;
    z-index: 9999;
    box-shadow: var(--glow-red);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.music-player:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px var(--st-neon-red), 0 0 40px var(--st-neon-red);
}

.music-btn {
    background: var(--st-neon-red);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.3s ease;
    animation: pulse-red 2s infinite;
}

@keyframes pulse-red {
    0%, 100% {
        box-shadow: 0 0 10px var(--st-neon-red);
    }
    50% {
        box-shadow: 0 0 20px var(--st-neon-red), 0 0 30px var(--st-neon-red);
    }
}

.music-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.music-info span {
    color: var(--st-neon-red);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

.audio-visualizer {
    display: flex;
    gap: 3px;
    height: 20px;
    align-items: flex-end;
}

.audio-visualizer span {
    width: 3px;
    background: var(--st-neon-red);
    animation: visualizer 0.5s infinite ease-in-out;
    border-radius: 2px;
}

.audio-visualizer span:nth-child(1) { animation-delay: 0s; }
.audio-visualizer span:nth-child(2) { animation-delay: 0.1s; }
.audio-visualizer span:nth-child(3) { animation-delay: 0.2s; }
.audio-visualizer span:nth-child(4) { animation-delay: 0.3s; }
.audio-visualizer span:nth-child(5) { animation-delay: 0.4s; }

@keyframes visualizer {
    0%, 100% { height: 5px; }
    50% { height: 20px; }
}

/* Custom Cursor - Flashlight */
.custom-cursor {
    position: fixed;
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
}

.flashlight-cursor {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 176, 0, 0.3) 0%, transparent 70%);
    border: 2px solid var(--st-amber);
    border-radius: 50%;
    box-shadow: var(--glow-amber);
    animation: flicker-cursor 0.3s infinite;
}

@keyframes flicker-cursor {
    0%, 100% { opacity: 0.9; }
    50% { opacity: 0.7; }
}

/* Hide default cursor */
a, button, input, textarea, select {
    cursor: none !important;
}

/* Demogorgon Container */
.demogorgon-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.demogorgon {
    position: absolute;
    width: 120px;
    height: auto;
    opacity: 0.15;
    filter: blur(2px);
    animation: demogorgon-float 30s infinite ease-in-out;
}

.demogorgon-1 {
    top: 10%;
    right: 5%;
    animation-delay: 0s;
}

.demogorgon-2 {
    bottom: 15%;
    left: 8%;
    animation-delay: 15s;
    transform: scaleX(-1);
}

@keyframes demogorgon-float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.1;
    }
    50% {
        transform: translateY(-30px) rotate(5deg);
        opacity: 0.2;
    }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 20px 0;
    border-bottom: 2px solid var(--st-neon-red);
    box-shadow: 0 0 20px var(--st-neon-red);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 32px;
    font-weight: 700;
    color: var(--st-neon-red);
    font-family: var(--font-stranger);
    text-shadow: var(--glow-red);
    letter-spacing: 3px;
}

.logo-dot {
    color: var(--st-neon-blue);
    animation: pulse-dot 2s infinite;
    text-shadow: var(--glow-blue);
}

@keyframes pulse-dot {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.7; }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: var(--st-white);
    font-weight: 700;
    position: relative;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 14px;
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--st-neon-red);
    text-shadow: var(--glow-red);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
}

.hamburger span {
    width: 30px;
    height: 3px;
    background: var(--st-neon-red);
    box-shadow: var(--glow-red);
    transition: all 0.3s ease;
}

/* Hero Section - Stranger Things Style */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    position: relative;
    background:
        radial-gradient(ellipse at top, rgba(139, 0, 0, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at bottom, rgba(0, 217, 255, 0.1) 0%, transparent 50%),
        var(--st-black);
    overflow: hidden;
}

/* Christmas Lights Wall */
.christmas-lights-wall {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.3;
    z-index: 1;
}

.alphabet-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(40px, 1fr));
    gap: 20px;
    padding: 40px;
    max-width: 800px;
    margin: 50px auto;
}

.light-letter {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 176, 0, 0.3);
    border: 2px solid var(--st-amber);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: var(--st-amber);
    text-shadow: var(--glow-amber);
    animation: light-flicker 3s infinite;
    position: relative;
}

.light-letter::before {
    content: '';
    position: absolute;
    top: -10px;
    width: 2px;
    height: 10px;
    background: rgba(255, 176, 0, 0.5);
}

@keyframes light-flicker {
    0%, 100% {
        opacity: 1;
        box-shadow: var(--glow-amber);
    }
    50% {
        opacity: 0.7;
    }
    25%, 75% {
        opacity: 0.3;
    }
}

/* Floating Spores */
.floating-spores {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.spore {
    position: absolute;
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
    animation: float-spore 15s infinite ease-in-out;
}

.spore:nth-child(1) {
    left: 20%;
    animation-delay: 0s;
}

.spore:nth-child(2) {
    left: 40%;
    animation-delay: 3s;
}

.spore:nth-child(3) {
    left: 60%;
    animation-delay: 6s;
}

.spore:nth-child(4) {
    left: 80%;
    animation-delay: 9s;
}

.spore:nth-child(5) {
    left: 50%;
    animation-delay: 12s;
}

@keyframes float-spore {
    0%, 100% {
        transform: translateY(100vh) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 0.8;
    }
    90% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(-100px) scale(1.5);
        opacity: 0;
    }
}

/* Hero Content */
.hero-container {
    width: 100%;
    max-width: 1200px;
    padding: 0 30px;
    position: relative;
    z-index: 10;
}

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

.stranger-title {
    font-family: var(--font-stranger);
    margin-bottom: 30px;
}

.stranger-title span {
    display: block;
    animation: slideInGlow 1s ease forwards;
    opacity: 0;
    position: relative;
}

.line-1 {
    font-size: clamp(60px, 10vw, 140px);
    font-weight: 700;
    color: var(--st-neon-red);
    letter-spacing: 15px;
    animation-delay: 0.2s;
    text-transform: uppercase;
    text-shadow: var(--glow-red);
}

.line-2 {
    font-size: clamp(30px, 5vw, 50px);
    color: var(--st-white);
    animation-delay: 0.4s;
    margin: 20px 0;
}

.line-3 {
    font-size: clamp(20px, 4vw, 35px);
    color: var(--st-neon-blue);
    animation-delay: 0.6s;
    text-shadow: var(--glow-blue);
}

/* Glitch Effect */
.glitch {
    position: relative;
    animation: glitch 5s infinite;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    left: 2px;
    text-shadow: -2px 0 var(--st-neon-red);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

.glitch::after {
    left: -2px;
    text-shadow: -2px 0 var(--st-neon-blue);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim2 5s infinite linear alternate-reverse;
}

@keyframes glitch {
    0%, 100% {
        transform: translate(0);
    }
    20% {
        transform: translate(-2px, 2px);
    }
    40% {
        transform: translate(-2px, -2px);
    }
    60% {
        transform: translate(2px, 2px);
    }
    80% {
        transform: translate(2px, -2px);
    }
}

@keyframes glitch-anim {
    0% {
        clip: rect(10px, 9999px, 31px, 0);
        transform: skew(0.5deg);
    }
    5% {
        clip: rect(70px, 9999px, 71px, 0);
        transform: skew(0.1deg);
    }
    10% {
        clip: rect(60px, 9999px, 100px, 0);
        transform: skew(0.4deg);
    }
    100% {
        clip: rect(10px, 9999px, 31px, 0);
        transform: skew(0deg);
    }
}

@keyframes glitch-anim2 {
    0% {
        clip: rect(65px, 9999px, 119px, 0);
        transform: skew(0.8deg);
    }
    5% {
        clip: rect(90px, 9999px, 48px, 0);
        transform: skew(0.3deg);
    }
    10% {
        clip: rect(30px, 9999px, 110px, 0);
        transform: skew(0.6deg);
    }
    100% {
        clip: rect(65px, 9999px, 119px, 0);
        transform: skew(0deg);
    }
}

@keyframes slideInGlow {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.hero-subtitle {
    font-family: var(--font-mono);
    font-size: 20px;
    color: var(--retro-cyan);
    margin-top: 30px;
    text-shadow: 0 0 10px var(--retro-cyan);
}

.typing-text {
    border-right: 3px solid var(--retro-cyan);
    animation: blink 1s infinite, typing 4s steps(30) infinite;
    white-space: nowrap;
    overflow: hidden;
    display: inline-block;
}

@keyframes typing {
    0%, 100% { width: 0; }
    50% { width: 350px; }
}

@keyframes blink {
    50% { border-right-color: transparent; }
}

/* Message Wall (Like Joyce's Wall) */
.message-wall {
    margin-top: 40px;
}

.wall-message {
    display: flex;
    gap: 20px;
    justify-content: center;
    font-size: 40px;
    font-weight: 700;
}

.blinking-letter {
    color: var(--st-amber);
    text-shadow: var(--glow-amber);
    animation: blink-letter 1.5s infinite;
}

.blinking-letter:nth-child(1) { animation-delay: 0s; }
.blinking-letter:nth-child(2) { animation-delay: 0.3s; }
.blinking-letter:nth-child(3) { animation-delay: 0.6s; }

@keyframes blink-letter {
    0%, 100% {
        opacity: 1;
        text-shadow: var(--glow-amber);
    }
    50% {
        opacity: 0.3;
        text-shadow: 0 0 5px var(--st-amber);
    }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--st-neon-red);
    text-shadow: var(--glow-red);
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 3px solid var(--st-neon-red);
    border-bottom: 3px solid var(--st-neon-red);
    transform: rotate(45deg);
    box-shadow: var(--glow-red);
}

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

/* Section Styling */
.section-padding {
    padding: 100px 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

.section-title {
    font-family: var(--font-stranger);
    font-size: clamp(36px, 5vw, 56px);
    margin-bottom: 50px;
    color: var(--st-white);
    position: relative;
}

.section-title.center-text {
    text-align: center;
}

.section-title .highlight {
    color: var(--st-neon-red);
    text-shadow: var(--glow-red);
}

/* About Section */
.about {
    background: linear-gradient(180deg, var(--st-black) 0%, var(--st-dark-gray) 100%);
    position: relative;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
    align-items: center;
}

.image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--st-blood-red) 0%, var(--st-dark-gray) 100%);
    border: 3px solid var(--st-neon-red);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: var(--st-neon-red);
    position: relative;
    z-index: 2;
    box-shadow: var(--glow-red);
    transition: all 0.5s ease;
}

.image-placeholder:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px var(--st-neon-red), 0 0 60px var(--st-neon-red);
}

.image-decoration {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 100%;
    height: 100%;
    background: transparent;
    border: 3px solid var(--st-neon-blue);
    border-radius: 10px;
    z-index: 1;
    box-shadow: var(--glow-blue);
}

.about-description {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--st-white);
}

.about-text {
    position: relative;
    cursor: none;
    transition: all 0.3s ease;
}

.markdown-hint {
    position: absolute;
    top: -15px;
    right: 0;
    background: var(--st-neon-red);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
    opacity: 0.8;
    transition: all 0.3s ease;
    z-index: 5;
    box-shadow: var(--glow-red);
}

.about-text:hover .markdown-hint {
    opacity: 0;
    transform: translateY(-10px);
}

.about-normal-view,
.about-markdown-view {
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.about-markdown-view {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.98);
    border: 2px solid var(--st-neon-red);
    border-radius: 15px;
    padding: 30px;
    opacity: 0;
    visibility: hidden;
    z-index: 10;
    backdrop-filter: blur(10px);
    overflow-y: auto;
    box-shadow: var(--glow-red);
}

.about-text:hover .about-markdown-view {
    opacity: 1;
    visibility: visible;
}

.about-markdown-code {
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.8;
    color: var(--st-neon-green);
    white-space: pre-wrap;
    word-wrap: break-word;
}

.about-highlight {
    font-size: 18px;
    line-height: 1.8;
    color: var(--st-neon-red);
    font-weight: 700;
    padding: 20px;
    background: rgba(139, 0, 0, 0.2);
    border-left: 4px solid var(--st-neon-red);
    border-radius: 10px;
    margin-top: 30px;
    box-shadow: var(--glow-red);
}

/* Approach Section */
.approach {
    background: var(--st-dark-gray);
    position: relative;
}

.approach-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.approach-card {
    background: rgba(26, 26, 26, 0.8);
    border: 2px solid var(--st-neon-blue);
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--glow-blue);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.approach-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--st-neon-red);
    box-shadow: var(--glow-red);
}

.approach-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 30px var(--st-neon-blue), 0 0 60px var(--st-neon-blue);
    border-color: var(--st-neon-red);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: var(--st-blood-red);
    border: 2px solid var(--st-neon-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--st-neon-red);
    margin-bottom: 20px;
    box-shadow: var(--glow-red);
}

.approach-card h3 {
    color: var(--st-neon-red);
    margin-bottom: 15px;
    font-size: 24px;
}

.approach-card p {
    color: var(--st-white);
    line-height: 1.8;
}

/* Skills Section */
.skills {
    background: linear-gradient(180deg, var(--st-dark-gray) 0%, var(--st-black) 100%);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.skill-card {
    background: rgba(26, 26, 26, 0.8);
    border: 2px solid var(--retro-purple);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 20px var(--retro-purple);
    transition: all 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-10px);
    border-color: var(--st-neon-red);
    box-shadow: var(--glow-red);
}

.skill-category {
    font-size: 24px;
    color: var(--st-neon-red);
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: var(--glow-red);
}

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

.skill-list li {
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    color: var(--st-white);
}

.skill-list li:hover {
    padding-left: 10px;
    color: var(--retro-cyan);
    text-shadow: 0 0 10px var(--retro-cyan);
}

.skill-list li:last-child {
    border-bottom: none;
}

/* Tools Grid */
.tools-grid {
    display: grid;
    gap: 30px;
}

.tool-category {
    background: rgba(26, 26, 26, 0.8);
    border: 2px solid var(--st-neon-blue);
    padding: 25px;
    border-radius: 10px;
    box-shadow: var(--glow-blue);
}

.tool-category h4 {
    color: var(--st-neon-red);
    margin-bottom: 15px;
    font-size: 18px;
    text-shadow: var(--glow-red);
}

.tool-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tool-tag {
    background: var(--st-blood-red);
    border: 1px solid var(--st-neon-red);
    color: var(--st-white);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.tool-tag:hover {
    background: var(--st-neon-red);
    transform: scale(1.05);
    box-shadow: var(--glow-red);
}

/* Portfolio Section */
.portfolio {
    background: var(--st-dark-gray);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.portfolio-card {
    background: rgba(26, 26, 26, 0.8);
    border: 2px solid var(--retro-pink);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 20px var(--retro-pink);
    transition: all 0.3s ease;
}

.portfolio-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 0 40px var(--retro-pink);
}

.card-header {
    background: linear-gradient(135deg, var(--st-blood-red), var(--st-neon-red));
    padding: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.card-header i {
    font-size: 30px;
    color: white;
}

.card-header h3 {
    color: white;
    font-size: 22px;
}

.portfolio-list {
    list-style: none;
    padding: 30px;
}

.portfolio-list li {
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.portfolio-list li:last-child {
    border-bottom: none;
}

.portfolio-list a {
    text-decoration: none;
    color: var(--st-white);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.portfolio-list a:hover {
    color: var(--retro-cyan);
    text-shadow: 0 0 10px var(--retro-cyan);
}

.portfolio-list a::before {
    content: '→';
    margin-right: 10px;
    transition: margin-right 0.3s ease;
    color: var(--st-neon-red);
}

.portfolio-list a:hover::before {
    margin-right: 15px;
}

/* Articles Section */
.articles-section {
    margin-top: 60px;
}

.subsection-title {
    font-size: 32px;
    color: var(--st-white);
    margin-bottom: 30px;
    text-align: center;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.article-card {
    background: rgba(26, 26, 26, 0.8);
    border: 2px solid var(--retro-cyan);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 0 20px var(--retro-cyan);
    transition: all 0.3s ease;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 40px var(--retro-cyan);
}

.article-icon {
    width: 60px;
    height: 60px;
    background: var(--st-blood-red);
    border: 2px solid var(--st-neon-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 28px;
    color: var(--st-neon-red);
    box-shadow: var(--glow-red);
}

.article-card h4 {
    color: var(--st-white);
    margin-bottom: 10px;
    font-size: 18px;
}

.article-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

/* Testimonials Section */
.testimonials {
    background: linear-gradient(180deg, var(--st-black) 0%, var(--st-dark-gray) 100%);
}

.testimonials-carousel {
    display: grid;
    gap: 40px;
}

.testimonial-card {
    background: rgba(26, 26, 26, 0.8);
    border: 2px solid var(--st-neon-red);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--glow-red);
    position: relative;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    box-shadow: 0 0 40px var(--st-neon-red);
    transform: translateY(-5px);
}

/* Format Toggle Buttons */
.format-toggle {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
    padding: 10px;
    background: rgba(10, 10, 10, 0.8);
    border-radius: 10px;
    flex-wrap: wrap;
}

.format-btn {
    background: var(--st-dark-gray);
    border: 2px solid var(--st-neon-blue);
    color: var(--st-white);
    padding: 10px 20px;
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    cursor: none;
}

.format-btn:hover {
    background: var(--st-neon-blue);
    color: var(--st-black);
    transform: translateY(-2px);
    box-shadow: var(--glow-blue);
}

.format-btn.active {
    background: var(--st-neon-red);
    color: white;
    border-color: var(--st-neon-red);
    box-shadow: var(--glow-red);
}

/* Format Views */
.testimonial-content {
    position: relative;
    min-height: 200px;
}

.format-view {
    display: none;
    animation: fadeInScale 0.4s ease forwards;
}

.format-view.active {
    display: block;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    background: var(--st-blood-red);
    border: 2px solid var(--st-neon-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--st-neon-red);
    box-shadow: var(--glow-red);
}

.testimonial-info h4 {
    color: var(--st-white);
    font-size: 20px;
    margin-bottom: 5px;
}

.testimonial-info p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

.testimonial-text {
    line-height: 1.8;
    color: var(--st-white);
    font-style: italic;
}

/* Markdown & XML Views */
.markdown-view pre,
.xml-view pre {
    background: var(--st-black);
    border: 2px solid var(--st-neon-green);
    padding: 25px;
    border-radius: 10px;
    overflow-x: auto;
    margin: 0;
    box-shadow: 0 0 20px var(--st-neon-green);
}

.markdown-view code,
.xml-view code {
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
    color: var(--st-neon-green);
    display: block;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Contact Section */
.contact {
    background: var(--st-dark-gray);
    text-align: center;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
}

.contact-subtitle {
    font-size: 20px;
    color: var(--st-white);
    margin-bottom: 40px;
}

.contact-info {
    margin: 40px 0;
}

.contact-info p {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--st-white);
}

.contact-email {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    font-size: 24px;
    color: var(--st-neon-red);
    text-decoration: none;
    padding: 15px 30px;
    background: rgba(26, 26, 26, 0.8);
    border: 2px solid var(--st-neon-red);
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: var(--glow-red);
}

.contact-email:hover {
    background: var(--st-neon-red);
    color: white;
    transform: scale(1.05);
    box-shadow: 0 0 40px var(--st-neon-red);
}

.contact-decoration {
    margin-top: 60px;
}

.dots {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.dots span {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: var(--st-neon-red);
    box-shadow: var(--glow-red);
    animation: dot-bounce 1.5s infinite ease-in-out;
}

.dots span:nth-child(1) { animation-delay: 0s; }
.dots span:nth-child(2) { animation-delay: 0.2s; }
.dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes dot-bounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.5); }
}

/* Footer */
.footer {
    background: var(--st-black);
    border-top: 2px solid var(--st-neon-red);
    color: var(--st-white);
    padding: 30px 0;
    text-align: center;
    box-shadow: 0 -5px 20px var(--st-neon-red);
}

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--st-neon-red), var(--st-neon-blue));
    z-index: 10001;
    transition: width 0.2s;
    box-shadow: 0 0 20px var(--st-neon-red);
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(10, 10, 10, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        border: 2px solid var(--st-neon-red);
        padding: 30px 0;
    }

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

    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .skills-grid,
    .portfolio-grid,
    .articles-grid {
        grid-template-columns: 1fr;
    }

    .approach-content {
        grid-template-columns: 1fr;
    }

    .custom-cursor,
    .flashlight-cursor {
        display: none;
    }

    body {
        cursor: default;
    }

    a, button, input, textarea, select {
        cursor: pointer !important;
    }

    .music-player {
        bottom: 20px;
        right: 20px;
        padding: 10px 15px;
    }

    .music-info {
        display: none;
    }
}

@media screen and (max-width: 480px) {
    .section-padding {
        padding: 60px 0;
    }

    .line-1 {
        font-size: 48px !important;
        letter-spacing: 8px !important;
    }

    .wall-message {
        font-size: 30px;
    }
}

/* Loading Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

body.loaded * {
    animation-play-state: running !important;
}

.fade-in {
    animation: fadeIn 0.8s ease forwards;
}

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

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}