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

:root {
    /* Modern Hacker Color Palette */
    --primary-color: #00ff88;       /* Matrix green - signature hacker */
    --primary-dark: #00cc66;        /* Deep matrix green */
    --primary-light: #44ffaa;       /* Light matrix green */
    --secondary-color: #0099ff;     /* Cyber blue - tech accent */
    --accent-color: #ffaa00;        /* Warning orange */
    --success-color: #00ff88;       /* Success green */
    --danger-color: #ff4444;        /* Alert red */
    --info-color: #00ccff;          /* Info cyan */
    --warning-color: #ffcc00;       /* Warning yellow */
    --terminal-green: #00ff41;      /* Terminal green */
    --console-blue: #0077ff;        /* Console blue */
    --hack-purple: #8855ff;         /* Hacker purple */
    --void-black: #0d1117;          /* GitHub dark */
    --code-gray: #161b22;           /* Code background */
    --terminal-white: #f0f6fc;      /* Terminal text */

    /* Modern Dark Neutral Palette */
    --white: #f0f6fc;
    --gray-50: #f6f8fa;
    --gray-100: #eaeef2;
    --gray-200: #d0d7de;
    --gray-300: #afb8c1;
    --gray-400: #8b949e;
    --gray-500: #6e7681;
    --gray-600: #484f58;
    --gray-700: #32383f;
    --gray-800: #24292f;
    --gray-900: #161b22;
    --gray-950: #0d1117;
    --border-color: #30363d;
    --surface-color: #21262d;
    --elevated-surface: #2d333b;
    --text-primary: #f0f6fc;
    --text-secondary: #c9d1d9;
    --text-muted: #8b949e;
    --text-bright: #ffffff;
    --text-dim: #7d8590;

    /* Modern Hacker Typography System */
    --font-family-main: 'Roboto Mono', 'Source Code Pro', 'SF Mono', 'Monaco', 'Consolas', monospace;
    --font-family-mono: 'Roboto Mono', 'Source Code Pro', 'SF Mono', 'Monaco', 'Consolas', monospace;
    --font-family-heading: 'Roboto Mono', 'Source Code Pro', 'SF Mono', monospace;
    --font-family-display: 'Roboto Mono', 'Source Code Pro', 'SF Mono', monospace;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Modern Shadow System */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glass: 0 8px 32px rgba(31, 38, 135, 0.37);
    --shadow-colored: 0 10px 40px rgba(99, 102, 241, 0.2);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);

    /* Modern Border Radius Scale */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    --radius-full: 9999px;

    /* Modern Transitions & Animations */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 400ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Modern Hacker Gradients */
    --gradient-primary: linear-gradient(135deg, #00ff88 0%, #0099ff 100%);
    --gradient-secondary: linear-gradient(135deg, #0099ff 0%, #8855ff 100%);
    --gradient-accent: linear-gradient(135deg, #00ff88 0%, #00ccff 100%);
    --gradient-warm: linear-gradient(135deg, #ffaa00 0%, #ff4444 100%);
    --gradient-glass: linear-gradient(135deg, rgba(0,255,136,0.1) 0%, rgba(0,153,255,0.1) 100%);
    --gradient-matrix: linear-gradient(180deg, rgba(0,255,65,0.1) 0%, transparent 100%);
    --gradient-terminal: linear-gradient(180deg, #0d1117 0%, #161b22 50%, #21262d 100%);
    --gradient-surface: linear-gradient(145deg, #21262d 0%, #161b22 100%);
    --gradient-elevated: linear-gradient(145deg, #2d333b 0%, #21262d 100%);

    /* Glass Morphism */
    --glass-backdrop: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-main);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--gradient-terminal);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Hacker Matrix Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 25% 25%, rgba(0, 255, 136, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(0, 153, 255, 0.08) 0%, transparent 50%),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 100px,
            rgba(0, 255, 136, 0.02) 100px,
            rgba(0, 255, 136, 0.02) 102px
        );
    pointer-events: none;
    z-index: -1;
    animation: matrixPulse 6s ease-in-out infinite alternate;
}

@keyframes matrixPulse {
    0% { opacity: 0.4; }
    100% { opacity: 0.8; }
}

/* Modern Typography System */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-4);
    letter-spacing: -0.025em;
    text-rendering: optimizeLegibility;
}

h1 {
    font-size: clamp(2.5rem, 5vw, var(--font-size-6xl));
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -0.05em;
}
h2 {
    font-size: clamp(2rem, 4vw, var(--font-size-5xl));
    font-weight: 700;
    line-height: 1.0;
}
h3 {
    font-size: clamp(1.5rem, 3vw, var(--font-size-4xl));
    font-weight: 600;
    line-height: 1.1;
}
h4 {
    font-size: var(--font-size-2xl);
    font-weight: 600;
}
h5 {
    font-size: var(--font-size-xl);
    font-weight: 500;
}
h6 {
    font-size: var(--font-size-lg);
    font-weight: 500;
}

p {
    margin-bottom: var(--space-4);
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--primary-dark);
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
    position: relative;
    z-index: 3;
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-bright);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-2xl);
    font-weight: 600;
    font-family: var(--font-family-heading);
    text-decoration: none;
    letter-spacing: 0.025em;
    transition: all var(--transition-bounce);
    cursor: pointer;
    border: none;
    font-size: var(--font-size-base);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    white-space: nowrap;
    min-width: 140px;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--gray-900);
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 1;
    font-family: var(--font-family-mono);
    font-weight: 600;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary-color) 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
    border-radius: var(--radius-2xl);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-glow), var(--shadow-xl);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary:active {
    transform: translateY(-2px) scale(0.98);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 1;
    font-family: var(--font-family-mono);
    font-weight: 500;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    opacity: 0;
    transform: scaleX(0);
    transition: all var(--transition-normal);
    z-index: -1;
    border-radius: var(--radius-2xl);
    transform-origin: left;
}

.btn-secondary:hover {
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.btn-secondary:hover::before {
    opacity: 1;
    transform: scaleX(1);
}

.btn-secondary:active {
    transform: translateY(-2px) scale(0.98);
}

/* Modern Hacker Header */
.header {
    background: rgba(13, 17, 23, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 1px 0 var(--border-color), 0 4px 16px rgba(0, 0, 0, 0.3);
    position: sticky;
    top: 0;
    z-index: 100;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.header:hover {
    background: rgba(13, 17, 23, 0.98);
    box-shadow: 0 1px 0 var(--border-color), 0 4px 16px rgba(0, 0, 0, 0.4);
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-glass);
    z-index: -1;
    opacity: 0.5;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 5rem;
    position: relative;
    z-index: 2;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo-main {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    font-family: var(--font-family-mono);
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: -0.02em;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.logo-tagline {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    font-weight: 400;
    margin-top: -0.125rem;
    letter-spacing: 0.02em;
}

.logo-main:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--retro-purple));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-8);
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-family: var(--font-family-heading);
    letter-spacing: -0.01em;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transform: translateY(100%);
    transition: all var(--transition-normal);
    z-index: -1;
    border-radius: var(--radius-xl);
}

.nav-link:hover {
    color: var(--text-bright);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav-link:hover::before {
    opacity: 1;
    transform: translateY(0);
}

.nav-link:active {
    transform: translateY(0);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: var(--space-1);
}

.bar {
    width: 24px;
    height: 2px;
    background-color: var(--gray-700);
    transition: all var(--transition-fast);
}

/* Hero Section */
.hero {
    background: var(--gradient-terminal);
    padding: clamp(4rem, 8vw, 8rem) 0;
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--border-color);
}

.hero::before {
    content: '';
    position: absolute;
    top: 20%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--primary-color) 0%, transparent 70%);
    opacity: 0.3;
    border-radius: 50%;
    filter: blur(60px);
    z-index: 1;
    animation: dystopianFloat 6s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 10%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--secondary-color) 0%, transparent 70%);
    opacity: 0.2;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 1;
    animation: dystopianFloat 8s ease-in-out infinite reverse;
}

@keyframes dystopianFloat {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-30px) scale(1.05); }
}


.hero-container {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    position: relative;
}

.hero-text {
    position: relative;
    z-index: 3;
}

.hero-image {
    position: relative;
    z-index: 3;
    margin-top: var(--space-16);
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 700;
    line-height: 0.95;
    margin-bottom: var(--space-6);
    font-family: var(--font-family-display);
    letter-spacing: -0.02em;
    color: var(--text-primary);
    position: relative;
    z-index: 2;
}

.hero-highlight {
    color: var(--primary-color);
    position: relative;
    font-family: var(--font-family-mono);
    font-weight: 600;
}


.hero-description {
    font-size: clamp(1.125rem, 2.5vw, 1.25rem);
    color: var(--text-secondary);
    margin: var(--space-8) 0;
    font-weight: 400;
    line-height: 1.7;
    max-width: 90%;
}

.hero-cta {
    display: flex;
    flex-direction: row;
    gap: var(--space-4);
    align-items: center;
    margin-top: var(--space-10);
    flex-wrap: wrap;
}

.profile-image {
    width: 100%;
    max-width: 400px;
    height: 400px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: var(--shadow-2xl);
    transition: all var(--transition-slow);
    position: relative;
    z-index: 2;
    border: 4px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

.profile-image:hover {
    transform: scale(1.05) rotate(2deg);
    box-shadow: var(--shadow-glow), var(--shadow-2xl);
    border-color: var(--primary-color);
}

.hero-image::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: var(--gradient-accent);
    border-radius: 50%;
    opacity: 0.2;
    z-index: -1;
    filter: blur(20px);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.2; }
    50% { transform: scale(1.1); opacity: 0.3; }
}

/* About Section */
.about {
    padding: var(--space-24) 0;
    background: var(--gradient-surface);
    position: relative;
    overflow: hidden;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.about::before {
    content: '';
    position: absolute;
    top: 20%;
    left: -5%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--primary-color) 0%, transparent 70%);
    opacity: 0.05;
    z-index: 1;
}

.about::after {
    content: '';
    position: absolute;
    bottom: 15%;
    right: -4%;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--secondary-color) 0%, transparent 70%);
    opacity: 0.03;
    z-index: 1;
}

.about-content {
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 2;
}

.about-text {
    max-width: 800px;
}

.about-text p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-6);
}

.tech-stack {
    margin-top: var(--space-8);
}

.tech-stack h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-4);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.about .tech-tag {
    background: var(--surface-color);
    color: var(--primary-color);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    font-family: var(--font-family-mono);
    letter-spacing: 0.5px;
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

.about .tech-tag:nth-child(odd) {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.about .tech-tag:nth-child(3n) {
    color: var(--success-color);
    border-color: var(--success-color);
}

.about .tech-tag:nth-child(4n) {
    color: var(--hack-purple);
    border-color: var(--hack-purple);
}

.about .tech-tag:hover {
    transform: translateY(-1px);
    background: var(--elevated-surface);
    border-color: currentColor;
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}


/* Projects Section */
.projects {
    padding: var(--space-24) 0;
    background: var(--gradient-terminal);
    position: relative;
    overflow: hidden;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.projects::before {
    content: '';
    position: absolute;
    top: 15%;
    right: -3%;
    width: 120px;
    height: 120px;
    background: var(--secondary-color);
    opacity: 0.08;
    transform: rotate(30deg);
    z-index: 1;
}

.projects::after {
    content: '';
    position: absolute;
    bottom: 25%;
    left: -2%;
    width: 80px;
    height: 80px;
    background: var(--success-color);
    opacity: 0.1;
    border-radius: 50%;
    z-index: 1;
}

.projects .container {
    position: relative;
    z-index: 2;
}

.no-projects {
    text-align: center;
    color: var(--text-muted);
    font-size: var(--font-size-lg);
    margin: var(--space-16) 0;
    grid-column: 1 / -1;
}

.project-filters {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-16);
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--surface-color);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: var(--gray-900);
    border-color: var(--primary-color);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
}

.project-card {
    background: var(--surface-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    position: relative;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

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

.project-image {
    width: 100%;
    height: 200px;
    background-color: var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    font-size: var(--font-size-lg);
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.project-content {
    padding: var(--space-6);
}

.project-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--space-2);
    font-family: var(--font-family-heading);
    color: var(--text-bright);
}

.project-category {
    color: var(--primary-color);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--space-3);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.project-tech .tech-tag {
    background-color: var(--surface-color);
    color: var(--text-secondary);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 500;
    border: 1px solid var(--border-color);
}

.project-links {
    display: flex;
    gap: var(--space-4);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--primary-color);
    font-weight: 500;
    font-size: var(--font-size-sm);
}

/* Freelance Section */
.freelance {
    padding: var(--space-24) 0;
    background: var(--gradient-surface);
    position: relative;
    overflow: hidden;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.freelance::before {
    content: '';
    position: absolute;
    top: 30%;
    left: -4%;
    width: 140px;
    height: 140px;
    background: var(--retro-purple);
    opacity: 0.06;
    transform: rotate(45deg);
    z-index: 1;
}

.freelance::after {
    content: '';
    position: absolute;
    bottom: 10%;
    right: -3%;
    width: 90px;
    height: 90px;
    background: var(--primary-color);
    opacity: 0.08;
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
    z-index: 1;
}

.freelance .container {
    position: relative;
    z-index: 2;
}

.freelance-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-16);
}

.services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-12);
}

.service-card {
    background: var(--surface-color);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--border-color);
}

.service-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-4);
}

.service-card h3 {
    margin-bottom: var(--space-3);
}

.service-card p {
    color: var(--text-secondary);
    margin: 0;
}

.rates-card {
    background: var(--surface-color);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    position: sticky;
    top: 6rem;
    border: 1px solid var(--border-color);
}

.rate-info {
    margin-bottom: var(--space-6);
}

.rate-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--border-color);
}

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

.rate-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.rate-value {
    font-weight: 600;
    color: var(--text-bright);
}

.availability-status {
    color: var(--success-color);
}

.specialties h4 {
    margin-bottom: var(--space-3);
    font-size: var(--font-size-lg);
}

.specialties ul {
    list-style: none;
}

.specialties li {
    padding: var(--space-1) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--space-4);
}

.specialties li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

/* Contact Section */
.contact {
    padding: var(--space-24) 0;
    background: var(--gradient-terminal);
    position: relative;
    overflow: hidden;
    border-top: 1px solid var(--border-color);
}

.contact::before {
    content: '';
    position: absolute;
    top: 20%;
    right: -5%;
    width: 110px;
    height: 110px;
    background: var(--accent-color);
    opacity: 0.07;
    border-radius: 50%;
    z-index: 1;
}

.contact::after {
    content: '';
    position: absolute;
    bottom: 30%;
    left: -4%;
    width: 100px;
    height: 100px;
    background: var(--secondary-color);
    opacity: 0.06;
    transform: rotate(60deg);
    z-index: 1;
}

.contact .container {
    position: relative;
    z-index: 2;
}

.contact-content {
    display: flex;
    justify-content: center;
}

.contact-info {
    text-align: center;
    max-width: 600px;
}

.contact-info h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-4);
    color: var(--text-bright);
}

.contact-info p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.contact-icon {
    font-size: var(--font-size-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.contact-method:hover .contact-icon svg {
    color: var(--primary-color);
}

.contact-text,
.contact-link {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--text-secondary);
}

.contact-form {
    background: var(--surface-color);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: 500;
    color: var(--text-bright);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    background: var(--elevated-surface);
    color: var(--text-primary);
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    width: 100%;
}

/* Modern Hacker Footer */
.footer {
    background: var(--gray-950);
    color: var(--text-secondary);
    padding: var(--space-12) 0;
    position: relative;
    overflow: hidden;
    border-top: 1px solid var(--border-color);
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg,
        var(--primary-color) 0%,
        var(--secondary-color) 25%,
        var(--success-color) 50%,
        var(--retro-purple) 75%,
        var(--accent-color) 100%
    );
}

.footer::after {
    content: '';
    position: absolute;
    top: 40%;
    right: 10%;
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    opacity: 0.15;
    transform: rotate(45deg);
    z-index: 1;
}

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

.footer-links {
    display: flex;
    gap: var(--space-4);
}

.footer-link {
    color: var(--gray-300);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    /* Navigation */
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 4rem;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: left var(--transition-normal);
        box-shadow: var(--shadow-lg);
        padding: var(--space-4) 0;
        gap: var(--space-4);
    }

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

    .hamburger {
        display: flex;
    }

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

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    /* Hero */
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .hero-cta {
        justify-content: center;
        flex-wrap: wrap;
    }


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

    .project-filters {
        justify-content: center;
    }

    /* Freelance */
    .freelance-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

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

    /* Contact */
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

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

    /* Footer */
    .footer-content {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-3);
    }

    .hero {
        padding: var(--space-16) 0;
    }

    .hero-title {
        font-size: var(--font-size-2xl);
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .contact-form {
        padding: var(--space-6);
    }
}

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

.fade-in-up {
    animation: fadeInUp var(--transition-slow) ease-out;
}

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

.nav-logo:hover {
    animation: glitch 0.3s ease-in-out;
}

.hero-highlight:hover {
    animation: glitch 0.5s ease-in-out;
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Modern Scroll Animations & Interactions */
@media (prefers-reduced-motion: no-preference) {
    .section-header,
    .project-card,
    .service-card,
    .about-text {
        opacity: 0;
        transform: translateY(30px);
        animation: fadeInUp 0.8s ease-out forwards;
        animation-delay: 0.1s;
    }

    .project-card:nth-child(2) { animation-delay: 0.2s; }
    .project-card:nth-child(3) { animation-delay: 0.3s; }
    .project-card:nth-child(4) { animation-delay: 0.4s; }
    .project-card:nth-child(5) { animation-delay: 0.5s; }
    .project-card:nth-child(6) { animation-delay: 0.6s; }

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

/* Modern Hover States */
.project-card,
.service-card {
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.project-card::before,
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent);
    transition: left var(--transition-slow);
    z-index: 1;
}

.project-card:hover::before,
.service-card:hover::before {
    left: 100%;
}

.project-card:hover,
.service-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-2xl);
}

/* Smooth scrollbar for webkit browsers */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-secondary);
}

/* Modern Selection */
::selection {
    background: var(--primary-color);
    color: white;
    text-shadow: none;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
    text-shadow: none;
}

/* Focus styles for accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Smooth transitions for all interactive elements */
a, button, input, textarea, select {
    transition: all var(--transition-normal);
}

/* Modern backdrop blur support */
@supports (backdrop-filter: blur()) {
    .header {
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }
}