/* ============================================
   RAJESH ALONEA PORTFOLIO - TAILWIND WRAPPER
   Custom utility system built on Tailwind CSS
   ============================================ */

/* ==========================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ========================================== */
:root {
    /* Color Palette */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #8b5cf6;
    --secondary-dark: #7c3aed;
    --accent: #06b6d4;
    --accent-light: #22d3ee;

    /* Dark Theme Colors */
    --dark-900: #0f172a;
    --dark-800: #1e293b;
    --dark-700: #334155;
    --dark-600: #475569;

    /* Light Colors */
    --light-100: #f1f5f9;
    --light-200: #e2e8f0;
    --light-300: #cbd5e1;
    --light-400: #94a3b8;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
    --gradient-dark: linear-gradient(180deg, var(--dark-900) 0%, var(--dark-800) 100%);
    --gradient-radial: radial-gradient(ellipse at center, var(--dark-800) 0%, var(--dark-900) 100%);
    --gradient-glow: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.4);
    --shadow-glow-accent: 0 0 40px rgba(6, 182, 212, 0.4);

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Outfit', var(--font-sans);
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing Scale */
    --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;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-smooth: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Z-Index Scale */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

/* ==========================================
   2. BASE STYLES & RESETS
   ========================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-sans);
    background: var(--dark-900);
    color: var(--light-100);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: var(--primary);
    color: white;
}

/* ==========================================
   3. TYPOGRAPHY UTILITIES
   ========================================== */
.font-display {
    font-family: var(--font-display);
}

.font-mono {
    font-family: var(--font-mono);
}

.text-gradient {
    background: linear-gradient(135deg, #818cf8 0%, #c084fc 50%, #22d3ee 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 30px rgba(129, 140, 248, 0.5));
}

.text-gradient-accent {
    background: linear-gradient(135deg, #06b6d4 0%, #22d3ee 50%, #34d399 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(6, 182, 212, 0.5));
}

.text-shadow-glow {
    text-shadow: 0 0 40px rgba(99, 102, 241, 0.6), 0 0 80px rgba(139, 92, 246, 0.4);
}

/* Heading Styles */
.heading-xl {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.heading-lg {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.heading-md {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    line-height: 1.3;
}

.heading-sm {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 600;
    line-height: 1.4;
}

.text-body {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--light-300);
}

.text-body-lg {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--light-300);
}

.text-small {
    font-size: 0.875rem;
    color: var(--light-400);
}

/* ==========================================
   4. LAYOUT UTILITIES
   ========================================== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-sm {
    max-width: 768px;
}

.container-lg {
    max-width: 1536px;
}

.section {
    position: relative;
    padding: var(--space-24) 0;
    overflow: hidden;
}

.section-lg {
    padding: var(--space-24) 0 calc(var(--space-24) * 1.5);
}

/* Flexbox Utilities */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.items-center {
    align-items: center;
}

.items-start {
    align-items: flex-start;
}

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

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

.gap-2 {
    gap: var(--space-2);
}

.gap-3 {
    gap: var(--space-3);
}

.gap-4 {
    gap: var(--space-4);
}

.gap-6 {
    gap: var(--space-6);
}

.gap-8 {
    gap: var(--space-8);
}

.gap-10 {
    gap: var(--space-10);
}

.gap-12 {
    gap: var(--space-12);
}

/* Grid Utilities */
.grid {
    display: grid;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, 1fr);
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (min-width: 640px) {
    .sm\:grid-cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 768px) {
    .md\:grid-cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .md\:grid-cols-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .md\:grid-cols-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .lg\:grid-cols-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .lg\:grid-cols-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ==========================================
   5. GLASSMORPHISM COMPONENTS
   ========================================== */
.glass {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.glass-dark {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.glass-light {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.glass-card {
    background: rgba(30, 41, 59, 0.5);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.glass-card:hover {
    background: rgba(30, 41, 59, 0.7);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

/* ==========================================
   6. BUTTON COMPONENTS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-8);
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-xl);
    border: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 35px rgba(99, 102, 241, 0.6), 0 0 60px rgba(139, 92, 246, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--light-100);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    border-color: var(--primary-light);
    color: var(--primary-light);
    background: rgba(99, 102, 241, 0.15);
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
}

.btn-accent {
    background: var(--gradient-accent);
    color: white;
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.4);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.5);
}

.btn-ghost {
    background: transparent;
    color: var(--light-300);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--light-100);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: 1rem;
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: 0.875rem;
}

/* ==========================================
   7. NAVIGATION STYLES
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--space-4) 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-3) 0;
}

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

.navbar-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--light-100);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

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

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

@media (min-width: 768px) {
    .navbar-menu {
        display: flex;
    }
}

.navbar-link {
    position: relative;
    color: var(--light-300);
    text-decoration: none;
    font-weight: 500;
    padding: var(--space-2) 0;
    transition: color var(--transition-fast);
}

.navbar-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.navbar-link:hover,
.navbar-link.active {
    color: var(--light-100);
}

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

/* Mobile Menu Toggle */
.navbar-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

@media (min-width: 768px) {
    .navbar-toggle {
        display: none;
    }
}

.navbar-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--light-100);
    transition: all var(--transition-fast);
}

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

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

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

/* Mobile Menu */
.navbar-mobile {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--dark-800);
    padding: var(--space-20) var(--space-6);
    transition: right var(--transition-smooth);
    z-index: var(--z-modal);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
}

.navbar-mobile.active {
    right: 0;
}

.navbar-mobile-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.navbar-mobile-link {
    display: block;
    color: var(--light-300);
    text-decoration: none;
    font-size: 1.125rem;
    font-weight: 500;
    padding: var(--space-3) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: color var(--transition-fast);
}

.navbar-mobile-link:hover {
    color: var(--primary-light);
}

/* ==========================================
   8. HERO SECTION STYLES
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--gradient-dark);
}

/* Parallax Background Layers */
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.parallax-layer {
    position: absolute;
    inset: 0;
    will-change: transform;
}

.parallax-stars {
    background-image:
        radial-gradient(2px 2px at 20% 30%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40% 70%, rgba(255, 255, 255, 0.2), transparent),
        radial-gradient(1px 1px at 50% 90%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 10% 40%, rgba(99, 102, 241, 0.4), transparent),
        radial-gradient(2px 2px at 70% 50%, rgba(139, 92, 246, 0.4), transparent),
        radial-gradient(1px 1px at 90% 20%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(1px 1px at 60% 80%, rgba(6, 182, 212, 0.4), transparent);
    background-size: 550px 550px, 350px 350px, 250px 250px, 450px 450px, 650px 650px, 320px 320px, 400px 400px;
    animation: twinkle 8s ease-in-out infinite;
}

@keyframes twinkle {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

.parallax-gradient {
    background: var(--gradient-glow);
    opacity: 0.8;
}

.parallax-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--accent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -10s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    33% {
        transform: translateY(-20px) rotate(5deg);
    }

    66% {
        transform: translateY(20px) rotate(-5deg);
    }
}

/* Hero Content */
.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: var(--space-10);
    max-width: 900px;
    margin: 0 auto;
    /* Glassmorphism backdrop for readability */
    background: radial-gradient(ellipse at center, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.4) 50%, transparent 80%);
    border-radius: var(--radius-2xl);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-5);
    background: rgba(99, 102, 241, 0.25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(99, 102, 241, 0.4);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--accent-light);
    margin-bottom: var(--space-8);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.hero-badge-dot {
    width: 10px;
    height: 10px;
    background: linear-gradient(135deg, #10b981, #06b6d4);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 0 10px #10b981;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
        box-shadow: 0 0 10px #10b981;
    }

    50% {
        opacity: 0.7;
        transform: scale(1.3);
        box-shadow: 0 0 20px #10b981, 0 0 40px #06b6d4;
    }
}

.hero-title {
    margin-bottom: var(--space-6);
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.8), 0 0 60px rgba(99, 102, 241, 0.3);
}

.hero-subtitle {
    max-width: 650px;
    margin: 0 auto var(--space-10);
    color: var(--light-200);
    font-size: 1.2rem;
    line-height: 1.8;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
}

/* Social Links */
.hero-social {
    display: flex;
    justify-content: center;
    gap: var(--space-5);
    margin-top: var(--space-6);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xl);
    color: var(--light-200);
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.social-link:hover {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-color: transparent;
    color: white;
    transform: translateY(-6px) scale(1.1);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.5), 0 0 50px rgba(139, 92, 246, 0.3);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: var(--light-400);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: bounce 2s ease-in-out infinite;
}

.scroll-indicator-icon {
    width: 24px;
    height: 40px;
    border: 2px solid var(--light-400);
    border-radius: var(--radius-full);
    position: relative;
}

.scroll-indicator-icon::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--primary);
    border-radius: var(--radius-full);
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

@keyframes scrollDown {

    0%,
    100% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }

    50% {
        opacity: 0.3;
        transform: translateX(-50%) translateY(10px);
    }
}

/* Typewriter Effect */
.typewriter {
    display: inline;
}

.typewriter-cursor {
    display: inline-block;
    width: 3px;
    height: 1em;
    background: var(--primary);
    margin-left: 4px;
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

/* ==========================================
   9. ABOUT SECTION STYLES
   ========================================== */
.about {
    background: var(--dark-800);
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: center;
}

@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr 1.2fr;
    }
}

.about-image {
    position: relative;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
}

.about-image-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0.1;
    z-index: 1;
    border-radius: var(--radius-2xl);
}

.about-image-wrapper img,
.profile-photo {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-2xl);
    object-fit: cover;
    aspect-ratio: 1;
    border: 3px solid rgba(99, 102, 241, 0.3);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4), 0 0 60px rgba(99, 102, 241, 0.15);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.about-image-wrapper:hover img,
.about-image-wrapper:hover .profile-photo {
    transform: scale(1.03);
    border-color: rgba(99, 102, 241, 0.6);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5), 0 0 80px rgba(99, 102, 241, 0.25);
}

.about-image-decoration {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 2px solid var(--primary);
    border-radius: var(--radius-2xl);
    top: 20px;
    left: 20px;
    z-index: -1;
    opacity: 0.5;
}

.about-content {
    position: relative;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--primary-light);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-4);
}

.section-label::before {
    content: '';
    width: 40px;
    height: 2px;
    background: var(--gradient-primary);
}

.about-title {
    margin-bottom: var(--space-6);
}

.about-description {
    margin-bottom: var(--space-8);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

@media (min-width: 640px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    text-align: center;
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.stat-item:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-4px);
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--light-100);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-value span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--light-400);
}

/* About Tags */
.about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-6);
}

.about-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--primary-light);
}

/* ==========================================
   10. EXPERIENCE SECTION STYLES
   ========================================== */
.experience {
    background: var(--dark-900);
    position: relative;
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), var(--secondary), var(--accent));
}

@media (min-width: 768px) {
    .timeline::before {
        left: 50%;
        transform: translateX(-50%);
    }
}

.timeline-item {
    position: relative;
    padding-left: var(--space-12);
    padding-bottom: var(--space-12);
}

@media (min-width: 768px) {
    .timeline-item {
        width: 50%;
        padding-left: 0;
        padding-right: var(--space-12);
    }

    .timeline-item:nth-child(even) {
        margin-left: 50%;
        padding-left: var(--space-12);
        padding-right: 0;
    }
}

.timeline-dot {
    position: absolute;
    left: -7px;
    top: 0;
    width: 16px;
    height: 16px;
    background: var(--dark-900);
    border: 3px solid var(--primary);
    border-radius: 50%;
    z-index: 1;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
}

@media (min-width: 768px) {
    .timeline-dot {
        left: auto;
        right: -8px;
    }

    .timeline-item:nth-child(even) .timeline-dot {
        left: -8px;
        right: auto;
    }
}

.timeline-content {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.timeline-content:hover {
    background: rgba(30, 41, 59, 0.8);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow);
    transform: translateX(4px);
}

@media (min-width: 768px) {
    .timeline-item:nth-child(even) .timeline-content:hover {
        transform: translateX(-4px);
    }
}

.timeline-date {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-light);
    margin-bottom: var(--space-3);
}

.timeline-company {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-2);
}

.timeline-logo {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
}

.timeline-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--light-100);
}

.timeline-subtitle {
    font-size: 0.875rem;
    color: var(--light-400);
    margin-bottom: var(--space-4);
}

.timeline-description {
    font-size: 0.9375rem;
    color: var(--light-300);
    line-height: 1.7;
}

.timeline-description ul {
    list-style: none;
    margin-top: var(--space-3);
}

.timeline-description li {
    position: relative;
    padding-left: var(--space-5);
    margin-bottom: var(--space-2);
}

.timeline-description li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--primary-light);
}

/* ==========================================
   11. SKILLS SECTION STYLES
   ========================================== */
.skills {
    background: var(--dark-800);
    position: relative;
}

.skills-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 640px) {
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.skill-category {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.9));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.skill-category:hover::before {
    opacity: 1;
}

.skill-category:hover {
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.95), rgba(15, 23, 42, 1));
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 60px rgba(99, 102, 241, 0.2);
}

.skill-category-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--space-5);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.category-icon-img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    filter: brightness(1.1);
}

.skill-category-title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--light-100);
    margin-bottom: var(--space-5);
}

.skill-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--light-200);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.skill-icon {
    width: 18px;
    height: 18px;
    object-fit: contain;
    filter: drop-shadow(0 0 3px rgba(99, 102, 241, 0.3));
}

.skill-tag:hover {
    background: rgba(99, 102, 241, 0.25);
    border-color: rgba(99, 102, 241, 0.5);
    color: white;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 5px 20px rgba(99, 102, 241, 0.3);
}

/* ==========================================
   12. EDUCATION SECTION STYLES
   ========================================== */
.education {
    background: var(--dark-900);
    position: relative;
}

.education-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 768px) {
    .education-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.education-card {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.education-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.education-card:hover {
    background: rgba(30, 41, 59, 0.8);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
}

.education-icon {
    width: 64px;
    height: 64px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: var(--space-4);
}

.education-degree {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--light-100);
    margin-bottom: var(--space-2);
}

.education-field {
    color: var(--primary-light);
    font-weight: 500;
    margin-bottom: var(--space-2);
}

.education-institution {
    color: var(--light-300);
    font-size: 0.9375rem;
}

/* ==========================================
   13. CERTIFICATIONS SECTION STYLES
   ========================================== */
.certifications {
    background: var(--dark-800);
}

.cert-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

@media (min-width: 640px) {
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .cert-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.cert-card {
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    transition: all var(--transition-base);
}

.cert-card:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateX(8px);
}

.cert-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--gradient-accent);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.cert-info {
    flex: 1;
}

.cert-title {
    font-weight: 600;
    color: var(--light-100);
    font-size: 0.9375rem;
    line-height: 1.4;
}

.cert-issuer {
    font-size: 0.8125rem;
    color: var(--light-400);
    margin-top: var(--space-1);
}

/* ==========================================
   14. CONTACT SECTION STYLES
   ========================================== */
.contact {
    background: var(--dark-900);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1.5fr;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
}

.contact-item:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateX(8px);
}

.contact-item-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
}

.contact-item-label {
    font-size: 0.875rem;
    color: var(--light-400);
    margin-bottom: var(--space-1);
}

.contact-item-value {
    font-weight: 500;
    color: var(--light-100);
}

/* Contact Form */
.contact-form {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
}

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

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--light-300);
    margin-bottom: var(--space-2);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--space-4);
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--light-100);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--light-400);
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==========================================
   15. FOOTER STYLES
   ========================================== */
.footer {
    background: var(--dark-800);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-12) 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-6);
    text-align: center;
}

@media (min-width: 768px) {
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--light-100);
}

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

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.footer-social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--light-400);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.footer-social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--light-400);
}

/* ==========================================
   16. ANIMATION UTILITIES
   ========================================== */
/* Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(50px) scale(0.98);
    transition: all 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-80px) rotate(-2deg);
    transition: all 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0) rotate(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(80px) rotate(2deg);
    transition: all 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0) rotate(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 1s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger Animation Delays with Smooth Progression */
.stagger-1 {
    transition-delay: 0.1s;
}

.stagger-2 {
    transition-delay: 0.2s;
}

.stagger-3 {
    transition-delay: 0.3s;
}

.stagger-4 {
    transition-delay: 0.4s;
}

.stagger-5 {
    transition-delay: 0.5s;
}

.stagger-6 {
    transition-delay: 0.6s;
}

.stagger-7 {
    transition-delay: 0.7s;
}

.stagger-8 {
    transition-delay: 0.8s;
}

/* Hover Animations */
.hover-lift {
    transition: transform var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-8px);
}

.hover-glow {
    transition: box-shadow var(--transition-base);
}

.hover-glow:hover {
    box-shadow: var(--shadow-glow);
}

/* ==========================================
   17. UTILITY CLASSES
   ========================================== */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.my-auto {
    margin-top: auto;
    margin-bottom: auto;
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.min-h-screen {
    min-height: 100vh;
}

.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.fixed {
    position: fixed;
}

.z-10 {
    z-index: 10;
}

.z-20 {
    z-index: 20;
}

.z-50 {
    z-index: 50;
}

.overflow-hidden {
    overflow: hidden;
}

.rounded-full {
    border-radius: var(--radius-full);
}

.rounded-xl {
    border-radius: var(--radius-xl);
}

.rounded-2xl {
    border-radius: var(--radius-2xl);
}

.opacity-0 {
    opacity: 0;
}

.opacity-50 {
    opacity: 0.5;
}

.opacity-100 {
    opacity: 1;
}

/* Visibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ==========================================
   18. RESPONSIVE UTILITIES
   ========================================== */
@media (max-width: 639px) {
    .sm\:hidden {
        display: none;
    }
}

@media (max-width: 767px) {
    .md\:hidden {
        display: none;
    }
}

@media (max-width: 1023px) {
    .lg\:hidden {
        display: none;
    }
}

@media (min-width: 640px) {
    .sm\:block {
        display: block;
    }

    .sm\:flex {
        display: flex;
    }
}

@media (min-width: 768px) {
    .md\:block {
        display: block;
    }

    .md\:flex {
        display: flex;
    }
}

@media (min-width: 1024px) {
    .lg\:block {
        display: block;
    }

    .lg\:flex {
        display: flex;
    }
}

/* ==========================================
   19. PRINT STYLES
   ========================================== */
@media print {

    .navbar,
    .scroll-indicator,
    .parallax-layer,
    .footer-social {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    .section {
        padding: 20px 0;
    }
}

/* ==========================================
   20. D3.JS VISUALIZATION STYLES
/* ==========================================
   20. PLANETARY MOTION STYLES
   ========================================== */

/* Solar System Canvas */
#hero-particles {
    pointer-events: all;
}

#hero-particles canvas {
    pointer-events: none;
}

/* Orbital Skills */
.d3-orbital-skills {
    display: block;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: visible;
}

.d3-orbital-skills .orbit-ring {
    animation: orbitPulse 4s ease-in-out infinite;
}

@keyframes orbitPulse {

    0%,
    100% {
        stroke-opacity: 0.2;
    }

    50% {
        stroke-opacity: 0.4;
    }
}

.d3-orbital-skills .sun-group {
    animation: sunGlow 3s ease-in-out infinite;
}

@keyframes sunGlow {

    0%,
    100% {
        filter: drop-shadow(0 0 15px rgba(99, 102, 241, 0.5));
    }

    50% {
        filter: drop-shadow(0 0 30px rgba(99, 102, 241, 0.8));
    }
}

.d3-orbital-skills .skill-planet {
    transition: transform 0.1s linear;
}

.d3-orbital-skills .skill-planet circle {
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.d3-orbital-skills .planet-label {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

/* Tech Rings */
.d3-tech-rings {
    display: block;
    margin: 0 auto;
}

.d3-tech-rings .ring-item circle {
    transition: all 0.3s ease;
}

.d3-tech-rings .ring-item:hover circle {
    transform: scale(1.2);
    filter: drop-shadow(0 0 10px currentColor);
}

/* Stat Circle */
.d3-stat-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

.d3-stat-circle {
    filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.3));
}

/* Timeline Chart */
.d3-timeline {
    display: block;
}

.d3-timeline .timeline-bar {
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.d3-timeline text {
    font-family: var(--font-sans);
    font-size: 12px;
}

/* Responsive D3 */
@media (max-width: 768px) {
    #skills-force-graph {
        min-height: 400px !important;
    }

    #tech-radar {
        max-width: 300px !important;
    }

    .d3-skills-graph text {
        font-size: 8px !important;
    }
}

/* D3 Tooltip (if needed) */
.d3-tooltip {
    position: absolute;
    background: var(--dark-800);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-2) var(--space-3);
    font-size: 0.875rem;
    color: var(--light-100);
    pointer-events: none;
    z-index: var(--z-tooltip);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.d3-tooltip.visible {
    opacity: 1;
}

/* Animation for D3 elements */
@keyframes d3-pulse {

    0%,
    100% {
        filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.5));
    }

    50% {
        filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.8));
    }
}

.d3-pulse {
    animation: d3-pulse 2s ease-in-out infinite;
}

/* Glow effect for interactive elements */
@keyframes d3-glow {

    0%,
    100% {
        opacity: 0.6;
    }

    50% {
        opacity: 1;
    }
}

.d3-glow {
    animation: d3-glow 3s ease-in-out infinite;
}

/* ==========================================
   21. PREMIUM D3 BUBBLE STYLES
   ========================================== */
.d3-skills-bubbles {
    display: block;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: visible;
}

.d3-skills-bubbles .bubble-group {
    cursor: pointer;
}

.d3-skills-bubbles circle {
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.d3-skills-bubbles .bubble-icon {
    pointer-events: none;
    user-select: none;
}

.d3-skills-bubbles .bubble-label {
    pointer-events: none;
    user-select: none;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* Premium Radar Chart */
.d3-premium-radar {
    display: block;
    margin: 0 auto;
}

.d3-premium-radar .radar-label-group {
    transition: transform 0.3s ease;
}

.d3-premium-radar .radar-point {
    transition: r 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Particles Canvas */
#hero-particles canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* Premium Card 3D Effect */
.skill-category,
.glass-card,
.timeline-content {
    transition: all 0.5s cubic-bezier(0.03, 0.98, 0.52, 0.99);
    will-change: transform, background;
}

/* Enhanced Button Effects */
.btn-primary,
.btn-accent {
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.btn-primary::before,
.btn-accent::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before,
.btn-accent:hover::before {
    width: 300px;
    height: 300px;
}

/* Social Links Premium Effects */
.social-link {
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.social-link:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.5);
}

/* Timeline Content Premium */
.timeline-content {
    position: relative;
    overflow: hidden;
}

.timeline-content::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
            rgba(99, 102, 241, 0) 0%,
            rgba(99, 102, 241, 0.1) 50%,
            rgba(99, 102, 241, 0) 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.timeline-content:hover::after {
    opacity: 1;
}

/* Education Card Premium */
.education-card {
    transition: all 0.5s cubic-bezier(0.03, 0.98, 0.52, 0.99);
}

.education-card:hover {
    transform: translateY(-12px) rotateX(2deg);
    box-shadow:
        0 25px 50px rgba(0, 0, 0, 0.3),
        0 0 60px rgba(99, 102, 241, 0.2);
}

/* Certification Card Premium */
.cert-card {
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.cert-card:hover {
    transform: translateX(12px) scale(1.02);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.2);
}

/* Stats Premium Animation */
.stat-item {
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.stat-item:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.3);
}

.stat-value span {
    display: inline-block;
    animation: countPulse 2s ease-in-out infinite;
}

@keyframes countPulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

/* Hero Badge Premium */
.hero-badge {
    animation: badgeFloat 3s ease-in-out infinite;
}

@keyframes badgeFloat {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

/* Section Label Animation */
.section-label {
    animation: labelGlow 3s ease-in-out infinite;
}

@keyframes labelGlow {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.8;
    }
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    #skills-force-graph {
        min-height: 450px !important;
    }

    .d3-skills-bubbles {
        background: transparent;
        border: none;
    }

    #tech-radar {
        max-width: 320px !important;
    }
}