/* Core Design Variables */
:root {
    /* Electric Cyan Default Theme */
    --hue-primary: 180;
    --hue-secondary: 270;
    
    --primary-glow: hsl(var(--hue-primary), 100%, 50%);
    --primary-glow-rgb: 0, 242, 254;
    --secondary-glow: hsl(var(--hue-secondary), 100%, 65%);
    --secondary-glow-rgb: 161, 140, 209;
    --accent: hsl(320, 100%, 60%);
    
    --bg-dark: hsl(240, 25%, 4%);
    --bg-dark-rgb: 8, 8, 16;
    --bg-surface: rgba(15, 15, 32, 0.6);
    --border-glass: rgba(255, 255, 255, 0.08);
    
    --text-active: #ffffff;
    --text-muted: #abb2bf;
    
    --font-header: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-code: 'Fira Code', monospace;
    
    --transition-smooth: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.6, 0.32, 1.6);
}

/* Global Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(var(--primary-glow-rgb), 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(var(--secondary-glow-rgb), 0.05) 0%, transparent 40%);
    color: var(--text-muted);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Dynamic Interactive Backdrop Canvas */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    pointer-events: none;
    background: transparent;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: rgba(var(--primary-glow-rgb), 0.3);
    border-radius: 4px;
    border: 2px solid var(--bg-dark);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-glow);
}

/* Glassmorphism Common Class */
.glass-card {
    background: var(--bg-surface);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
    transition: var(--transition-smooth);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 30px;
    font-family: var(--font-header);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-bounce);
    font-size: 15px;
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-glow), var(--secondary-glow));
    color: #000;
    box-shadow: 0 4px 15px rgba(var(--primary-glow-rgb), 0.4);
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(var(--primary-glow-rgb), 0.6);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--primary-glow);
    color: var(--primary-glow);
    box-shadow: 0 0 10px rgba(var(--primary-glow-rgb), 0.1);
}

.btn-secondary:hover {
    background: rgba(var(--primary-glow-rgb), 0.1);
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(var(--primary-glow-rgb), 0.3);
}

.btn-block {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* Typography styles */
h1, h2, h3, h4 {
    font-family: var(--font-header);
    color: var(--text-active);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-glow) 30%, var(--secondary-glow) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.theme-glow {
    text-shadow: 0 0 20px rgba(var(--primary-glow-rgb), 0.5);
}

.text-accent {
    color: var(--accent) !important;
}

.code-font {
    font-family: var(--font-code) !important;
}

/* Floating Navigation Header */
.glass-header {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1100px;
    z-index: 1000;
    background: rgba(10, 10, 25, 0.65);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: 40px;
    padding: 10px 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transition: var(--transition-smooth);
}

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

.logo-area {
    display: flex;
    align-items: center;
    gap: 4px;
    text-decoration: none;
    font-family: var(--font-header);
    font-size: 20px;
    font-weight: 700;
}

.logo-brackets {
    color: var(--primary-glow);
    text-shadow: 0 0 10px rgba(var(--primary-glow-rgb), 0.5);
}

.logo-name {
    color: var(--text-active);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
    position: relative;
}

/* Active Nav Slider */
.active-nav-slider {
    position: absolute;
    height: 38px;
    background: linear-gradient(135deg, rgba(var(--primary-glow-rgb), 0.15), rgba(var(--secondary-glow-rgb), 0.15));
    border: 1px solid rgba(var(--primary-glow-rgb), 0.3);
    border-radius: 20px;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    z-index: 1;
    pointer-events: none;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 20px;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    z-index: 2;
    transition: var(--transition-smooth);
}

.nav-item i {
    width: 16px;
    height: 16px;
}

.nav-item:hover {
    color: var(--primary-glow);
}

.nav-item.active {
    color: var(--primary-glow);
    text-shadow: 0 0 10px rgba(var(--primary-glow-rgb), 0.3);
}

.mobile-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-active);
    cursor: pointer;
}

/* Mobile Nav Panel Drawer */
.mobile-nav-panel {
    display: none;
    position: fixed;
    top: 90px;
    left: 5%;
    width: 90%;
    background: rgba(10, 10, 25, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    padding: 20px;
    z-index: 999;
    flex-direction: column;
    gap: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    transform: translateY(-20px);
    opacity: 0;
    transition: var(--transition-bounce);
    pointer-events: none;
}

.mobile-nav-panel.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.mobile-nav-item {
    color: var(--text-muted);
    font-family: var(--font-header);
    font-size: 18px;
    text-decoration: none;
    padding: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

.mobile-nav-item:hover, .mobile-nav-item.active {
    color: var(--primary-glow);
    padding-left: 20px;
}

/* Main Layout Grid & Sections */
.main-content {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-container {
    padding: 100px 0 60px 0;
    min-height: 90vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 12px;
}

.section-title i {
    color: var(--primary-glow);
    filter: drop-shadow(0 0 8px rgba(var(--primary-glow-rgb), 0.6));
}

.section-desc {
    font-size: 16px;
    margin-bottom: 30px;
}

/* 1. Hero Section Layout */
.hero-section {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
    position: relative;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: -1;
    opacity: 0.6;
}

.badge-container {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(var(--primary-glow-rgb), 0.1);
    border: 1px solid rgba(var(--primary-glow-rgb), 0.3);
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 24px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--primary-glow);
    box-shadow: 0 0 10px var(--primary-glow);
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 0.8; }
    50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 15px var(--primary-glow); }
    100% { transform: scale(0.9); opacity: 0.8; }
}

.badge-text {
    font-family: var(--font-header);
    font-size: 13px;
    font-weight: 500;
    color: var(--primary-glow);
}

.hero-title {
    font-size: 58px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 16px;
}

.hero-subtitle {
    font-size: 32px;
    font-weight: 500;
    margin-bottom: 24px;
    color: var(--text-active);
}

.typing-text {
    color: var(--primary-glow);
    font-family: var(--font-code);
    text-shadow: 0 0 10px rgba(var(--primary-glow-rgb), 0.3);
}

.cursor {
    animation: cursor-blink 1s infinite;
    color: var(--primary-glow);
    font-weight: bold;
}

@keyframes cursor-blink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

.hero-description {
    font-size: 18px;
    margin-bottom: 36px;
    color: var(--text-muted);
    max-width: 550px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* Glowing 3D Glass Card */
.hero-card {
    position: relative;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    perspective: 1000px;
}

.card-inner {
    border-radius: 16px;
    overflow: hidden;
    transform-style: preserve-3d;
    transition: transform 0.1s ease;
}

.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(var(--primary-glow-rgb), 0.15) 0%, transparent 60%);
    pointer-events: none;
    z-index: 1;
}

.window-header {
    background: rgba(0, 0, 0, 0.3);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid var(--border-glass);
}

.window-header .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.window-header .red { background-color: #ff5f56; }
.window-header .yellow { background-color: #ffbd2e; }
.window-header .green { background-color: #27c93f; }

.window-title {
    font-family: var(--font-code);
    font-size: 13px;
    color: var(--text-muted);
    margin-left: auto;
}

.card-body {
    padding: 24px;
    font-size: 14px;
    line-height: 1.8;
    background: rgba(10, 10, 22, 0.4);
}

.code-keyword { color: #c678dd; }
.code-variable { color: #e06c75; }
.code-string { color: #98c379; }

.scroll-indicator {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-muted);
    font-family: var(--font-header);
    font-size: 11px;
    letter-spacing: 2px;
}

.scroll-indicator span {
    transition: var(--transition-smooth);
}

.scroll-indicator:hover span {
    color: var(--primary-glow);
    text-shadow: 0 0 10px rgba(var(--primary-glow-rgb), 0.5);
}

.indicator-mouse {
    width: 20px;
    height: 35px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.indicator-mouse .wheel {
    width: 4px;
    height: 8px;
    background-color: var(--primary-glow);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel 1.6s infinite;
}

@keyframes scroll-wheel {
    0% { top: 6px; opacity: 1; }
    50% { top: 16px; opacity: 0; }
    100% { top: 6px; opacity: 1; }
}

/* 2. About Section Layout */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
}

.about-info {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 20px;
}

.about-info h3 {
    font-size: 24px;
    color: var(--text-active);
}

.about-info p {
    font-size: 16px;
    color: var(--text-muted);
}

.about-contact-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 10px;
}

.contact-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-glass);
    padding: 8px 16px;
    border-radius: 20px;
    color: var(--text-muted);
    font-size: 14px;
    text-decoration: none;
    transition: var(--transition-smooth);
}

a.contact-pill:hover {
    border-color: var(--primary-glow);
    color: var(--primary-glow);
    background: rgba(var(--primary-glow-rgb), 0.05);
    box-shadow: 0 0 15px rgba(var(--primary-glow-rgb), 0.15);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-card {
    padding: 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-glow);
    box-shadow: 0 8px 25px rgba(var(--primary-glow-rgb), 0.15);
}

.stat-icon {
    font-size: 24px;
    color: var(--primary-glow);
    background: rgba(var(--primary-glow-rgb), 0.1);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(var(--primary-glow-rgb), 0.2);
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-active);
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
}

/* 3. Skills Filter & Matrix Grid */
.skills-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    color: var(--text-muted);
    padding: 8px 20px;
    border-radius: 20px;
    font-family: var(--font-header);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.filter-btn:hover {
    border-color: var(--primary-glow);
    color: var(--primary-glow);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-glow), var(--secondary-glow));
    color: #000;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(var(--primary-glow-rgb), 0.3);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.skill-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    height: 100%;
}

.skill-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary-glow);
    box-shadow: 0 8px 25px rgba(var(--secondary-glow-rgb), 0.15);
}

.skill-head {
    display: flex;
    align-items: center;
    gap: 12px;
}

.skill-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.frontend-color {
    background: rgba(0, 242, 254, 0.1);
    color: #00f2fe;
    border: 1px solid rgba(0, 242, 254, 0.2);
}

.backend-color {
    background: rgba(161, 140, 209, 0.1);
    color: #a18cd1;
    border: 1px solid rgba(161, 140, 209, 0.2);
}

.db-color {
    background: rgba(255, 107, 107, 0.1);
    color: #ff6b6b;
    border: 1px solid rgba(255, 107, 107, 0.2);
}

.devops-color {
    background: rgba(78, 205, 196, 0.1);
    color: #4ecdc4;
    border: 1px solid rgba(78, 205, 196, 0.2);
}

.skill-name {
    font-family: var(--font-header);
    font-weight: 600;
    color: var(--text-active);
}

.skill-desc {
    font-size: 13px;
    color: var(--text-muted);
}

.progress-bar-bg {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    margin-top: auto;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-glow), var(--secondary-glow));
    border-radius: 3px;
    box-shadow: 0 0 8px var(--primary-glow);
}

/* 4. Projects Portfolio Layout */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
    gap: 30px;
}

.project-mockup-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
}

.project-mockup-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-glow);
    box-shadow: 0 15px 35px rgba(var(--primary-glow-rgb), 0.2);
}

.project-preview-area {
    height: 180px;
    width: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 20, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0.85;
    transition: var(--transition-smooth);
    padding: 20px;
    text-align: center;
}

.preview-overlay h3 {
    font-size: 24px;
    margin-bottom: 4px;
    color: var(--text-active);
}

.preview-overlay p {
    font-size: 13px;
    color: var(--primary-glow);
}

.project-mockup-card:hover .preview-overlay {
    opacity: 0.35;
}

.project-details {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex-grow: 1;
}

.project-title {
    font-size: 20px;
    color: var(--text-active);
}

.project-description {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.5;
}

.project-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: auto;
}

.tag {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    color: var(--text-muted);
}

.project-links {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.btn-project {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    color: var(--text-active);
    padding: 8px 16px;
    border-radius: 20px;
    font-family: var(--font-header);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    flex-grow: 1;
    justify-content: center;
    transition: var(--transition-smooth);
}

.btn-project:hover {
    border-color: var(--primary-glow);
    color: var(--primary-glow);
    background: rgba(var(--primary-glow-rgb), 0.05);
}

/* 5. Experience Timeline Layout */
.timeline-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 0;
}

.timeline-line {
    position: absolute;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-glow), var(--secondary-glow), transparent);
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.timeline-node {
    position: relative;
    width: 45%;
    padding: 24px;
    margin-bottom: 40px;
}

.timeline-node.left {
    left: 0;
}

.timeline-node.right {
    left: 55%;
}

.timeline-marker {
    position: absolute;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-dark);
    border: 2px solid var(--primary-glow);
    top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 10px var(--primary-glow);
    z-index: 5;
    color: var(--primary-glow);
    font-size: 16px;
}

.timeline-node.left .timeline-marker {
    right: -70px;
}

.timeline-node.right .timeline-marker {
    left: -70px;
}

.timeline-date {
    font-family: var(--font-code);
    font-size: 13px;
    color: var(--primary-glow);
    display: block;
    margin-bottom: 6px;
}

.timeline-role {
    font-size: 18px;
    color: var(--text-active);
}

.timeline-comp {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 12px;
}

.timeline-text {
    font-size: 13px;
}

.timeline-node:hover {
    border-color: var(--primary-glow);
    box-shadow: 0 8px 25px rgba(var(--primary-glow-rgb), 0.15);
}

/* 6. Dynamic Linux CLI Console */
.terminal-mockup {
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.6);
}

.terminal-body {
    background: rgba(10, 10, 20, 0.85);
    height: 380px;
    padding: 24px;
    overflow-y: auto;
    font-size: 14px;
    color: #a9b1d6;
    display: flex;
    flex-direction: column;
}

.terminal-line {
    margin-bottom: 8px;
    word-break: break-all;
    line-height: 1.5;
}

.system-line {
    color: #abb2bf;
}

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

.terminal-input-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

#terminal-input {
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    font-family: var(--font-code);
    font-size: 14px;
    flex-grow: 1;
}

.terminal-output {
    margin-bottom: 12px;
    color: #abb2bf;
    line-height: 1.6;
    white-space: pre-wrap;
}

/* Matrix Overlay Screensaver mode */
.matrix-canvas-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    background: rgba(0, 0, 0, 0.9);
    pointer-events: auto;
}

/* 7. Contact Section Layout */
.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
}

.contact-form-container {
    padding: 40px;
}

.form-group {
    margin-bottom: 24px;
}

.form-row-two {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    font-family: var(--font-header);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-active);
    margin-bottom: 8px;
}

.form-group input, .form-group textarea {
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    padding: 12px 16px;
    color: #fff;
    font-family: var(--font-body);
    font-size: 14px;
    outline: none;
    transition: var(--transition-smooth);
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--primary-glow);
    box-shadow: 0 0 15px rgba(var(--primary-glow-rgb), 0.2);
    background: rgba(0,0,0,0.5);
}

.contact-info-panel {
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-info-panel h3 {
    font-size: 22px;
}

.contact-channels {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.channel-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--border-glass);
    text-decoration: none;
    background: rgba(255, 255, 255, 0.02);
    transition: var(--transition-smooth);
}

.channel-link:hover {
    border-color: var(--primary-glow);
    background: rgba(var(--primary-glow-rgb), 0.04);
    transform: translateX(5px);
}

.channel-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(var(--primary-glow-rgb), 0.1);
    color: var(--primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    border: 1px solid rgba(var(--primary-glow-rgb), 0.2);
}

.channel-link h4 {
    font-size: 15px;
    color: var(--text-active);
}

.channel-link p {
    font-size: 12px;
    color: var(--text-muted);
}

/* Footer Section */
.glass-footer {
    border-top: 1px solid var(--border-glass);
    padding: 30px 20px;
    text-align: center;
    background: rgba(5, 5, 12, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    font-size: 13px;
    margin-top: 80px;
}

/* Floating Control Panel System Settings (The Gear) */
.control-panel-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 2000;
}

.control-toggle-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-glow), var(--secondary-glow));
    border: none;
    color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 5px 20px rgba(var(--primary-glow-rgb), 0.4);
    transition: var(--transition-bounce);
}

.control-toggle-btn:hover {
    transform: rotate(45deg) scale(1.1);
    box-shadow: 0 8px 25px rgba(var(--primary-glow-rgb), 0.6);
}

.control-panel-content {
    position: absolute;
    bottom: 70px;
    right: 0;
    width: 320px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transform: translateY(20px) scale(0.9);
    opacity: 0;
    pointer-events: none;
    transform-origin: bottom right;
    transition: var(--transition-bounce);
}

.control-panel-container.open .control-panel-content {
    transform: translateY(0) scale(1);
    opacity: 1;
    pointer-events: auto;
}

.control-panel-content h3 {
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.control-panel-content hr {
    border: none;
    border-top: 1px solid var(--border-glass);
}

.control-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.control-section h4 {
    font-size: 12px;
    color: var(--text-active);
    text-transform: uppercase;
}

/* Color Accent selectors */
.accent-selectors {
    display: flex;
    gap: 12px;
}

.accent-color-btn {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.accent-color-btn.active {
    border-color: #fff;
    transform: scale(1.2);
}

.color-cyan { background-color: #00f2fe; }
.color-purple { background-color: #a18cd1; }
.color-pink { background-color: #ff6b8b; }
.color-emerald { background-color: #00f5a0; }

/* Switch elements */
.switch-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
}

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255,255,255,0.1);
    transition: .4s;
    border-radius: 24px;
    border: 1px solid var(--border-glass);
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: rgba(var(--primary-glow-rgb), 0.2);
    border-color: var(--primary-glow);
}

input:checked + .slider:before {
    transform: translateX(20px);
    background-color: var(--primary-glow);
    box-shadow: 0 0 10px var(--primary-glow);
}

/* Slider Controls */
.slider-row {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 13px;
}

.slider-row input[type=range] {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: rgba(255,255,255,0.1);
    outline: none;
}

.slider-row input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary-glow);
    cursor: pointer;
    box-shadow: 0 0 8px var(--primary-glow);
}

/* Contact success Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 5000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    width: 90%;
    max-width: 550px;
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: var(--transition-bounce);
}

.modal-overlay.open .modal-card {
    transform: scale(1) translateY(0);
}

.modal-body {
    padding: 30px;
    background: rgba(10, 10, 22, 0.9);
}

.modal-header-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-align: center;
    margin-bottom: 24px;
}

.success-icon {
    font-size: 40px;
    color: var(--primary-glow);
    filter: drop-shadow(0 0 10px rgba(var(--primary-glow-rgb), 0.6));
    animation: success-bounce 1s infinite alternate;
}

@keyframes success-bounce {
    0% { transform: translateY(0); }
    100% { transform: translateY(-6px); }
}

.modal-header-success h3 {
    font-size: 20px;
}

.modal-console-logs {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-glass);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 24px;
    font-size: 13px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 200px;
    overflow-y: auto;
}

.console-green { color: #50fa7b; }
.console-cyan { color: #8be9fd; }
.console-yellow { color: #f1fa8c; }

.btn-modal-close {
    width: 100%;
}

/* Responsive Adaptive CSS Framework (Media Queries) */
@media (max-width: 1024px) {
    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 120px;
    }
    
    .hero-left {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-line {
        left: 30px;
    }
    
    .timeline-node {
        width: 100%;
        left: 0 !important;
        padding-left: 60px;
    }
    
    .timeline-marker {
        left: 10px !important;
        right: auto !important;
    }
}

@media (max-width: 768px) {
    .glass-header {
        padding: 8px 16px;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .hero-subtitle {
        font-size: 24px;
    }
    
    .form-row-two {
        grid-template-columns: 1fr;
    }
}