/* ============================================
   MODERN CYBER SECURITY PORTFOLIO
   Design by Osman Barutcu
   ============================================ */

/* CSS Variables */
:root {
    /* Colors from original design */
    --primary-green: #39ff14;
    --dark-bg: #0e141b;
    --secondary-bg: #252b48;
    --accent-yellow: #ffc107;
    --accent-cyan: #34e2e2;
    --accent-red: #ef2929;
    
    /* Modern additions */
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #39ff14 0%, #34e2e2 100%);
    --gradient-3: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    
    /* Typography */
    --font-primary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-code: 'JetBrains Mono', 'Courier New', monospace;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    background-color: var(--dark-bg);
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

a {
    color: var(--primary-green);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

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


/* ============================================
   BACKGROUND ANIMATIONS
   ============================================ */

.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.matrix-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.03;
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(57, 255, 20, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(52, 226, 226, 0.1) 0%, transparent 50%);
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* ============================================
   LOADING SCREEN
   ============================================ */

.loader-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader-wrapper.hidden {
    opacity: 0;
    visibility: hidden;
}

.terminal-loader {
    background: var(--secondary-bg);
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.terminal-header {
    background: #1a1f2e;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(57, 255, 20, 0.2);
}

.terminal-title {
    color: var(--primary-green);
    font-family: var(--font-code);
    font-size: 14px;
    margin-left: 10px;
}

.terminal-body {
    padding: 30px;
}

.terminal-line {
    font-family: var(--font-code);
    color: var(--primary-green);
    font-size: 16px;
    margin-bottom: 20px;
}

.prompt {
    color: var(--accent-cyan);
    margin-right: 5px;
}

.typing-text {
    animation: typing 2s steps(30) infinite;
}

.loading-bar {
    width: 100%;
    height: 4px;
    background: rgba(57, 255, 20, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    background: var(--gradient-2);
    border-radius: 2px;
    animation: loadingProgress 2s ease-in-out infinite;
}

@keyframes loadingProgress {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(14, 20, 27, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition-smooth);
    border-bottom: 1px solid rgba(57, 255, 20, 0.1);
}

.navbar.scrolled {
    padding: 10px 0;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.3);
}

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

.nav-logo {
    font-family: var(--font-code);
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-green);
    display: flex;
    align-items: center;
    gap: 5px;
}

.logo-bracket {
    color: var(--accent-cyan);
    font-size: 28px;
}

.logo-text {
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cursor-blink {
    animation: blink 1s infinite;
    color: var(--primary-green);
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: #ffffff;
    font-size: 16px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 6px;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-green);
    background: rgba(57, 255, 20, 0.1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-green);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 60px;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    animation: fadeInUp 1s ease;
}

.glitch-wrapper {
    margin-bottom: 20px;
}

.hero-title {
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 700;
    line-height: 1.1;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.glitch {
    position: relative;
    animation: glitch 5s infinite;
}

@keyframes glitch {
    0%, 90%, 100% {
        text-shadow: none;
    }
    92% {
        text-shadow: 2px 2px var(--accent-cyan), -2px -2px var(--accent-red);
    }
    94% {
        text-shadow: -2px 2px var(--accent-cyan), 2px -2px var(--accent-red);
    }
}

.typing-container {
    margin: 20px 0;
}

.hero-subtitle {
    font-family: var(--font-code);
    font-size: clamp(18px, 3vw, 24px);
    color: var(--primary-green);
    margin-bottom: 10px;
}

.cursor {
    display: inline-block;
    width: 3px;
    height: 24px;
    background: var(--primary-green);
    margin-left: 5px;
    animation: blink 1s infinite;
}

.hero-description {
    font-size: clamp(16px, 2vw, 18px);
    color: rgba(255, 255, 255, 0.8);
    margin: 30px 0;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--gradient-2);
    color: var(--dark-bg);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(57, 255, 20, 0.4);
}

.btn-secondary {
    background: transparent;
    border-color: var(--primary-green);
    color: var(--primary-green);
}

.btn-secondary:hover {
    background: rgba(57, 255, 20, 0.1);
    transform: translateY(-3px);
}

/* Hero Visual - Terminal */
.hero-visual {
    animation: fadeInRight 1s ease 0.3s both;
}

.terminal-window {
    background: var(--secondary-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(57, 255, 20, 0.2);
}

.terminal-header {
    background: #1a1f2e;
    padding: 12px 16px;
    display: flex;
    gap: 8px;
}

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

.terminal-button.red {
    background: #ff5f56;
}

.terminal-button.yellow {
    background: #ffbd2e;
}

.terminal-button.green {
    background: #27c93f;
}

.terminal-content {
    padding: 20px;
    font-family: var(--font-code);
    font-size: 14px;
    line-height: 1.8;
}

.terminal-content .prompt {
    color: var(--primary-green);
}

.terminal-content .path {
    color: var(--accent-cyan);
}

.terminal-content .output {
    color: rgba(255, 255, 255, 0.8);
    margin-left: 20px;
}

.cursor-terminal {
    animation: blink 1s infinite;
    color: var(--primary-green);
}

/* ============================================
   SECTIONS
   ============================================ */

section {
    padding: var(--section-padding);
    position: relative;
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: #ffffff;
}

.title-bracket {
    color: var(--accent-cyan);
    font-family: var(--font-code);
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about {
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--secondary-bg) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text {
    width: 100%;
    overflow: hidden;
}

.code-block {
    background: rgba(14, 20, 27, 0.8);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(57, 255, 20, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    max-width: 100%;
}

.code-header {
    background: #1a1f2e;
    padding: 12px 20px;
    color: var(--primary-green);
    font-family: var(--font-code);
    font-size: 14px;
    border-bottom: 1px solid rgba(57, 255, 20, 0.2);
}

.code-content {
    padding: 20px;
    font-family: var(--font-code);
    font-size: 14px;
    line-height: 1.8;
    color: #ffffff;
    overflow-x: auto;
}

.code-content .key {
    color: var(--accent-cyan);
}

.code-content .string {
    color: var(--accent-yellow);
}

.about-description {
    margin-top: 30px;
    padding: 30px;
    background: rgba(14, 20, 27, 0.4);
    border-radius: 12px;
    border-left: 3px solid var(--primary-green);
}

.about-paragraph {
    color: rgba(255, 255, 255, 0.85);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
    text-align: justify;
}

.about-paragraph:last-child {
    margin-bottom: 0;
}

.about-paragraph strong {
    color: var(--primary-green);
    font-weight: 600;
}

.about-stats {
    display: grid;
    gap: 20px;
}

.stat-card {
    background: rgba(14, 20, 27, 0.6);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid rgba(57, 255, 20, 0.1);
    transition: var(--transition-smooth);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-green);
    box-shadow: 0 10px 30px rgba(57, 255, 20, 0.2);
}

.stat-icon {
    font-size: 36px;
    color: var(--primary-green);
    margin-bottom: 15px;
}

.stat-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #ffffff;
}

.stat-desc {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

/* ============================================
   SKILLS SECTION
   ============================================ */

.skills {
    background: var(--dark-bg);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.skill-category {
    background: rgba(37, 43, 72, 0.5);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid rgba(57, 255, 20, 0.1);
    transition: var(--transition-smooth);
}

.skill-category:hover {
    border-color: var(--primary-green);
    box-shadow: 0 10px 40px rgba(57, 255, 20, 0.1);
}

.category-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-green);
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skill-item {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.skill-name {
    color: #ffffff;
    font-size: 16px;
    font-weight: 500;
}

.skill-bar {
    width: 100%;
    height: 8px;
    background: rgba(57, 255, 20, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-2);
    border-radius: 4px;
    animation: skillProgress 1.5s ease-out;
}

@keyframes skillProgress {
    from { width: 0; }
}

/* ============================================
   CERTIFICATES SECTION
   ============================================ */

.certificates {
    background: var(--secondary-bg);
    position: relative;
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.certificate-card {
    background: rgba(14, 20, 27, 0.6);
    border: 1px solid rgba(57, 255, 20, 0.2);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: block;
}

.certificate-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(57, 255, 20, 0.1), transparent);
    transition: left 0.5s ease;
}

.certificate-card:hover::before {
    left: 100%;
}

.certificate-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-green);
    box-shadow: 0 15px 40px rgba(57, 255, 20, 0.3);
}

.certificate-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-2);
    border-radius: 50%;
    font-size: 36px;
    color: var(--dark-bg);
    transition: var(--transition-smooth);
}

.certificate-card:hover .certificate-icon {
    transform: rotateY(360deg);
}

.certificate-title {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 10px;
    line-height: 1.4;
}

.certificate-issuer {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 15px;
}

.certificate-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 30px;
    height: 30px;
    background: rgba(57, 255, 20, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    font-size: 12px;
    opacity: 0;
    transition: var(--transition-smooth);
}

.certificate-card:hover .certificate-badge {
    opacity: 1;
    transform: scale(1.1);
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact {
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--secondary-bg) 100%);
}

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

.info-card {
    background: rgba(14, 20, 27, 0.6);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid rgba(57, 255, 20, 0.2);
    margin-bottom: 40px;
}

.info-text {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.social-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 20px;
    background: rgba(14, 20, 27, 0.6);
    border: 1px solid rgba(57, 255, 20, 0.2);
    border-radius: 12px;
    color: #ffffff;
    font-size: 18px;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.social-link:hover {
    background: rgba(57, 255, 20, 0.1);
    border-color: var(--primary-green);
    color: var(--primary-green);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(57, 255, 20, 0.2);
}

.social-link i {
    font-size: 24px;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--dark-bg);
    padding: 40px 0;
    border-top: 1px solid rgba(57, 255, 20, 0.1);
}

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

.footer-info {
    margin-bottom: 20px;
}

.visitor-info {
    font-family: var(--font-code);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    margin: 5px 0;
}

.copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.heart {
    color: var(--accent-red);
    animation: heartbeat 1.5s infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    25% { transform: scale(1.2); }
}

.code-emoji {
    color: var(--primary-green);
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media screen and (max-width: 968px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .container {
        padding: 0 20px;
    }
    
    .hero-content,
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .about-text {
        width: 100%;
    }
    
    .code-block {
        max-width: 100%;
    }
    
    .code-content {
        font-size: 13px;
        padding: 15px;
        overflow-x: auto;
    }
    
    .about-description {
        margin-top: 20px;
        padding: 25px;
    }
    
    .about-stats {
        width: 100%;
    }
    
    .stat-card {
        width: 100%;
        box-sizing: border-box;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .skill-category {
        padding: 30px;
    }
}

@media screen and (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(14, 20, 27, 0.98);
        flex-direction: column;
        justify-content: flex-start;
        padding: 40px 20px;
        transition: left 0.3s ease;
        border-top: 1px solid rgba(57, 255, 20, 0.2);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .about-text {
        width: 100%;
        max-width: 100%;
    }
    
    .code-block {
        width: 100%;
        max-width: 100%;
        overflow-x: auto;
    }
    
    .code-content {
        font-size: 12px;
        padding: 15px;
        word-break: break-word;
    }
    
    .about-description {
        padding: 20px;
        margin-top: 20px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .about-paragraph {
        font-size: 15px;
        text-align: left;
        word-wrap: break-word;
    }
    
    .about-stats {
        gap: 15px;
        width: 100%;
    }
    
    .stat-card {
        padding: 20px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .stat-icon {
        font-size: 28px;
    }
    
    .stat-title {
        font-size: 18px;
    }
    
    .stat-desc {
        font-size: 14px;
    }
    
    .social-links {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 480px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .skill-category {
        min-width: unset;
    }
    
    .certificates-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .certificate-card {
        padding: 20px;
    }
    
    .certificate-icon {
        width: 60px;
        height: 60px;
        font-size: 28px;
    }
    
    .certificate-title {
        font-size: 16px;
    }
    
    .container {
        padding: 0 10px;
    }
    
    .terminal-window {
        font-size: 11px;
    }
    
    .code-block {
        width: 100%;
        max-width: 100%;
    }
    
    .code-header {
        padding: 10px 15px;
        font-size: 12px;
    }
    
    .code-content {
        font-size: 11px;
        padding: 12px;
        line-height: 1.6;
    }
    
    .about-description {
        padding: 15px;
        margin-top: 15px;
        width: 100%;
    }
    
    .about-paragraph {
        font-size: 14px;
        line-height: 1.6;
        word-wrap: break-word;
    }
    
    .about-stats {
        width: 100%;
        gap: 12px;
    }
    
    .stat-card {
        padding: 15px;
        width: 100%;
    }
    
    .stat-icon {
        font-size: 24px;
        margin-bottom: 10px;
    }
    
    .stat-title {
        font-size: 16px;
        margin-bottom: 8px;
    }
    
    .stat-desc {
        font-size: 13px;
    }
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-green);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-cyan);
}

/* ============================================
   CUSTOM CURSOR
   ============================================ */

.cursor-dot,
.cursor-outline {
    pointer-events: none;
    position: fixed;
    top: 0;
    left: 0;
    border-radius: 50%;
    opacity: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease-in-out;
    z-index: 10000;
    mix-blend-mode: difference;
}

.cursor-dot {
    width: 8px;
    height: 8px;
    background-color: var(--primary-green);
    box-shadow: 0 0 15px var(--primary-green);
    transition: transform 0.1s ease;
}

.cursor-outline {
    width: 40px;
    height: 40px;
    border: 2px solid var(--primary-green);
    transition: all 0.15s ease-out;
}

.cursor-dot.active,
.cursor-outline.active {
    opacity: 1;
}

.cursor-outline.hover {
    width: 60px;
    height: 60px;
    border-color: var(--accent-cyan);
    background: rgba(57, 255, 20, 0.1);
}

.cursor-dot.click {
    transform: translate(-50%, -50%) scale(2);
}

@media (max-width: 768px), (hover: none) {
    .cursor-dot,
    .cursor-outline {
        display: none;
    }
}

/* ============================================
   SCROLL PROGRESS BAR
   ============================================ */

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: var(--gradient-2);
    z-index: 9999;
    transition: width 0.1s ease-out;
    box-shadow: 0 0 20px var(--primary-green);
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 55px;
    height: 55px;
    background: var(--gradient-2);
    color: var(--dark-bg);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-smooth);
    box-shadow: 0 5px 25px rgba(57, 255, 20, 0.4);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 35px rgba(57, 255, 20, 0.6);
}

.back-to-top:active {
    transform: translateY(-2px) scale(0.95);
}

/* ============================================
   PARTICLES ENHANCEMENT
   ============================================ */

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

#particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

/* ============================================
   ENHANCED ANIMATIONS
   ============================================ */

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px var(--primary-green);
    }
    50% {
        box-shadow: 0 0 20px var(--primary-green), 0 0 30px var(--accent-cyan);
    }
}

.float-animation {
    animation: float 6s ease-in-out infinite;
}

.pulse-animation {
    animation: pulse 2s ease-in-out infinite;
}

.glow-animation {
    animation: glow 3s ease-in-out infinite;
}

/* ============================================
   TEXT GLITCH EFFECT ENHANCEMENT
   ============================================ */

@keyframes glitchEnhanced {
    0%, 90%, 100% {
        text-shadow: none;
        transform: translate(0);
    }
    91% {
        text-shadow: 3px 3px var(--accent-cyan), -3px -3px var(--accent-red);
        transform: translate(-2px, 2px);
    }
    93% {
        text-shadow: -3px 3px var(--accent-cyan), 3px -3px var(--accent-red);
        transform: translate(2px, -2px);
    }
    95% {
        text-shadow: 2px -2px var(--accent-cyan), -2px 2px var(--accent-red);
        transform: translate(-1px, -1px);
    }
}

/* ============================================
   HOVER EFFECTS ENHANCEMENT
   ============================================ */

.hover-lift {
    transition: var(--transition-smooth);
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(57, 255, 20, 0.3);
}

.hover-scale {
    transition: var(--transition-smooth);
}

.hover-scale:hover {
    transform: scale(1.05);
}

.hover-glow:hover {
    box-shadow: 0 0 20px var(--primary-green), 0 0 40px var(--accent-cyan);
}

/* Fade In Up Animation */
.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

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

/* ============================================
   THEME TOGGLE
   ============================================ */

.theme-toggle {
    width: 40px;
    height: 40px;
    background: rgba(57, 255, 20, 0.1);
    border: 1px solid rgba(57, 255, 20, 0.3);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    font-size: 18px;
    transition: var(--transition-smooth);
    margin-left: 20px;
}

.theme-toggle:hover {
    background: rgba(57, 255, 20, 0.2);
    transform: rotate(20deg);
    box-shadow: 0 0 20px rgba(57, 255, 20, 0.4);
}

.theme-toggle i {
    transition: var(--transition-smooth);
}

body.light-theme {
    --dark-bg: #f5f5f5;
    --secondary-bg: #ffffff;
    --primary-green: #00a86b;
    --accent-cyan: #00bcd4;
    --accent-yellow: #ff9800;
    color: #1a1a1a;
}

body.light-theme .navbar {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(0, 168, 107, 0.1);
}

body.light-theme .hero-title,
body.light-theme .section-title {
    color: #1a1a1a;
}

body.light-theme .hero-description,
body.light-theme .about-paragraph {
    color: rgba(0, 0, 0, 0.8);
}

/* ============================================
   PROJECTS SECTION
   ============================================ */

.projects {
    background: var(--dark-bg);
    padding: var(--section-padding);
}

.project-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    background: rgba(57, 255, 20, 0.1);
    border: 1px solid rgba(57, 255, 20, 0.3);
    border-radius: 25px;
    color: var(--primary-green);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-family: var(--font-code);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-2);
    border-color: var(--primary-green);
    color: var(--dark-bg);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(57, 255, 20, 0.3);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    background: rgba(37, 43, 72, 0.5);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(57, 255, 20, 0.1);
    transition: var(--transition-smooth);
    opacity: 1;
    transform: scale(1);
}

.project-card.hidden {
    opacity: 0;
    transform: scale(0.8);
    height: 0;
    margin: 0;
    padding: 0;
    border: none;
}

.project-card:hover {
    border-color: var(--primary-green);
    box-shadow: 0 10px 40px rgba(57, 255, 20, 0.2);
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: rgba(14, 20, 27, 0.8);
}

.project-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: var(--primary-green);
    opacity: 0.3;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(57, 255, 20, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-smooth);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-links {
    display: flex;
    gap: 20px;
}

.project-link {
    width: 50px;
    height: 50px;
    background: var(--dark-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    font-size: 20px;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.project-link:hover {
    transform: translateY(-5px) rotate(360deg);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.project-content {
    padding: 25px;
}

.project-title {
    font-size: 20px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 12px;
}

.project-description {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 20px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-tag {
    padding: 5px 12px;
    background: rgba(57, 255, 20, 0.1);
    border: 1px solid rgba(57, 255, 20, 0.3);
    border-radius: 15px;
    font-size: 12px;
    color: var(--primary-green);
    font-family: var(--font-code);
}

/* ============================================
   RESPONSIVE ENHANCEMENTS
   ============================================ */

@media (max-width: 768px) {
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
        font-size: 1.1rem;
    }
    
    .theme-toggle {
        margin-left: 10px;
        width: 35px;
        height: 35px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-filters {
        gap: 10px;
    }
    
    .filter-btn {
        padding: 8px 20px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-card {
        margin: 0 10px;
    }
    
    .project-image {
        height: 180px;
    }
}

/* ============================================
   SELECTION STYLING
   ============================================ */

::selection {
    background: var(--primary-green);
    color: var(--dark-bg);
}

::-moz-selection {
    background: var(--primary-green);
    color: var(--dark-bg);
}