/* ===========================
   CSS Variables & Reset
   =========================== */

:root {
    /* Turquoise/Cyan Theme Colors */
    --primary-color: #06b6d4;
    --primary-dark: #0891b2;
    --primary-light: #22d3ee;
    --secondary-color: #14b8a6;
    --accent-color: #2dd4bf;
    --accent-pink: #ec4899;

    /* Backgrounds */
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f1419;
    --bg-tertiary: #141920;
    --bg-card: #1a1f29;
    --bg-card-hover: #1f2937;

    /* Text Colors */
    --text-primary: #f0fdfa;
    --text-secondary: #ccfbf1;
    --text-muted: #99f6e4;

    /* Border & Accents */
    --border-color: #164e63;
    --border-accent: #155e75;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #06b6d4 0%, #14b8a6 100%);
    --gradient-secondary: linear-gradient(135deg, #22d3ee 0%, #2dd4bf 100%);
    --gradient-accent: linear-gradient(135deg, #0891b2 0%, #06b6d4 50%, #14b8a6 100%);
    --gradient-dark: linear-gradient(135deg, #0f1419 0%, #0a0a0f 100%);

    /* Typography */
    --font-primary: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Space Grotesk', 'DM Sans', sans-serif;

    /* Spacing */
    --section-padding: 120px 0;
    --container-max-width: 1200px;

    /* Effects */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.6);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.7);
    --glow-primary: 0 0 40px rgba(6, 182, 212, 0.4);
    --glow-secondary: 0 0 40px rgba(20, 184, 166, 0.4);
    --glow-intense: 0 0 60px rgba(34, 211, 238, 0.6);
}

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

html {
    scroll-behavior: auto;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--text-primary);
    line-height: 1.7;
    background-color: var(--bg-primary);
    overflow-x: hidden;
    opacity: 1 !important;
}

/* ===========================
   Typography
   =========================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    text-align: justify;
}

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

ul {
    list-style: none;
}

/* ===========================
   Container & Utilities
   =========================== */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.hidden-mobile {
    display: block;
}

.reveal {
    opacity: 0;
    transform: translateY(30px) scale(0.98);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: 3rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.5);
}

.subsection-title {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    margin: 3rem 0 2rem;
    color: var(--text-primary);
}

.lead {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--text-secondary);
    font-weight: 400;
}

/* ===========================
   Navigation
   =========================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
}

.nav-brand {
    font-family: var(--font-display);
    font-size: 1.75rem;
    cursor: pointer;
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    transition: var(--transition);
    z-index: 10;
}

/* Rotating outer circle ring */
.nav-brand::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 50px;
    height: 50px;
    border: 2px solid transparent;
    border-top-color: var(--primary-color);
    border-right-color: var(--primary-color);
    border-radius: 50%;
    transform: translate(-50%, -50%) rotate(0deg);
    animation: rotate-circle 3s linear infinite;
    opacity: 0.6;
    transition: all 0.3s ease;
}

/* Inner pulsing circle */
.nav-brand::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 45px;
    height: 45px;
    border: 1px solid var(--primary-light);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: pulse-ring 2s ease-in-out infinite;
    opacity: 0.3;
}

/* Hover effects */
.nav-brand:hover::before {
    width: 55px;
    height: 55px;
    border-width: 3px;
    opacity: 1;
    animation: rotate-circle 1s linear infinite;
    box-shadow: 0 0 20px var(--primary-color);
}

.nav-brand:hover::after {
    width: 50px;
    height: 50px;
    opacity: 0.6;
    animation: pulse-ring 1s ease-in-out infinite;
}

.nav-brand:hover {
    transform: scale(1.1) rotate(5deg);
    filter: drop-shadow(0 0 15px rgba(6, 182, 212, 0.8));
}

/* Rotating circle animation */
@keyframes rotate-circle {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Pulsing ring animation */
@keyframes pulse-ring {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.6;
    }
}

/* Active state when clicked */
.nav-brand:active {
    transform: scale(0.95);
}

.nav-brand:active::before {
    animation: rotate-circle 0.5s linear infinite reverse;
}

/* Brand text */
.brand-text {
    position: relative;
    z-index: 2;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

/* Orbiting particles */
.orbit {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary-color);
    opacity: 0.8;
}

.orbit-1 {
    top: 50%;
    left: 50%;
    animation: orbit-around 4s linear infinite;
    animation-delay: 0s;
}

.orbit-2 {
    top: 50%;
    left: 50%;
    animation: orbit-around 3s linear infinite;
    animation-delay: -1s;
}

.orbit-3 {
    top: 50%;
    left: 50%;
    animation: orbit-around 5s linear infinite;
    animation-delay: -2s;
}

/* Orbit animation */
@keyframes orbit-around {
    0% {
        transform: translate(-50%, -50%) rotate(0deg) translateX(30px) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg) translateX(30px) rotate(-360deg);
    }
}

/* Hover: speed up orbits */
.nav-brand:hover .orbit-1 {
    animation: orbit-around 2s linear infinite;
    background: var(--primary-light);
    box-shadow: 0 0 15px var(--primary-light);
}

.nav-brand:hover .orbit-2 {
    animation: orbit-around 1.5s linear infinite;
    background: var(--accent-color);
    box-shadow: 0 0 15px var(--accent-color);
}

.nav-brand:hover .orbit-3 {
    animation: orbit-around 2.5s linear infinite;
    background: var(--secondary-color);
    box-shadow: 0 0 15px var(--secondary-color);
}

.nav-menu {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

.nav-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 4px;
}

/* ===========================
   Hero Section
   =========================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 6rem 0 4rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: radial-gradient(ellipse at top, #0f1419 0%, #0a0a0f 50%);
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 20%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(20, 184, 166, 0.15) 0%, transparent 50%);
}

.parallax-fg {
    position: relative;
    z-index: 1;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -20%;
    width: 70%;
    height: 70%;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 10s ease-in-out infinite reverse;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    animation: fadeInUp 1s ease-out;
    position: relative;
    z-index: 1;
}

.name {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(4rem, 10vw, 7rem);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% auto;
    animation: shimmer 3s linear infinite;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    line-height: 1.1;
    text-shadow: 0 0 80px rgba(6, 182, 212, 0.3);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 2.5vw, 2rem);
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.hero-location {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 1.5rem;
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 30px;
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.8;
    text-align: center;
}

.hero-cta {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    max-width: 300px;
}

.btn-large {
    padding: 1.5rem 3.5rem;
    font-size: 1.25rem;
    max-width: 350px;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    position: relative;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
}

.mouse::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 2px;
    animation: scroll 2s infinite;
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.6);
}

/* ===========================
   About Section
   =========================== */

.about {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    gap: 4rem;
}

.about-text {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.highlight-card {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-primary);
    border-color: var(--primary-color);
    background: var(--bg-card-hover);
}

.highlight-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.highlight-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.highlight-card p {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* ===========================
   Experience Section
   =========================== */

.experience {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-left: 3rem;
    margin-bottom: 3rem;
}

.timeline-marker {
    position: absolute;
    left: -6px;
    top: 0;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 3px solid var(--bg-primary);
    box-shadow: var(--glow-primary);
    z-index: 1;
}

.timeline-content {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.timeline-content:hover {
    box-shadow: var(--glow-primary);
    transform: translateX(5px);
    border-color: var(--primary-color);
}

.timeline-date {
    display: inline-block;
    font-size: 0.875rem;
    color: var(--primary-color);
    font-weight: 600;
    background: rgba(6, 182, 212, 0.1);
    padding: 0.375rem 1rem;
    border-radius: 20px;
    margin-bottom: 1rem;
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.timeline-title {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.timeline-company {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 600;
    margin-bottom: 1rem;
}

.timeline-list {
    margin-top: 1rem;
}

.timeline-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.7;
    text-align: justify;
}

.timeline-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 600;
}

/* ===========================
   Education Section
   =========================== */

.education {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.education-card {
    background: var(--gradient-primary);
    padding: 3rem;
    border-radius: 16px;
    color: white;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.education-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.1) 100%);
    opacity: 0;
    transition: var(--transition);
}

.education-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-primary);
}

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

.education-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.education-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: white;
}

.education-institution {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.education-grade {
    font-size: 1rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    background: rgba(255, 255, 255, 0.2);
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    margin-top: 0.5rem;
}

/* Certifications */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.cert-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.cert-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--glow-primary);
    background: var(--bg-card-hover);
}

.cert-badge {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cert-card h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.cert-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    text-align: center;
}

.cert-date {
    display: inline-block;
    font-size: 0.875rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* Leadership */
.leadership-list {
    display: grid;
    gap: 2rem;
}

.leadership-item {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.leadership-item:hover {
    box-shadow: var(--glow-primary);
    transform: translateX(5px);
    background: var(--bg-card-hover);
}

.leadership-item h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.leadership-org {
    font-size: 1rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.leadership-item p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Professional Networks & Languages */
.networks-grid, .languages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.network-badge, .language-badge {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.network-badge:hover, .language-badge:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-primary);
    border-color: var(--primary-color);
    background: var(--bg-card-hover);
}

.network-badge h4, .language-badge h4 {
    font-size: 1rem;
    color: var(--text-primary);
    margin-top: 0.5rem;
}

.network-icon, .language-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.language-level {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    text-align: center;
}

.badge-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.badge-item {
    background: var(--bg-card);
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
    border: 1px solid var(--border-color);
    font-size: 0.95rem;
    color: var(--text-primary);
    transition: var(--transition);
}

.badge-item:hover {
    border-color: var(--primary-color);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

/* Particles Effect */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.3;
    animation: float-particle 20s infinite ease-in-out;
}

@keyframes float-particle {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.3;
    }
    25% {
        transform: translate(100px, -100px) scale(1.2);
        opacity: 0.5;
    }
    50% {
        transform: translate(-50px, -200px) scale(0.8);
        opacity: 0.2;
    }
    75% {
        transform: translate(-150px, -100px) scale(1.1);
        opacity: 0.4;
    }
}

/* ============================================
   ULTRA DYNAMIC CURSOR SYSTEM
   ============================================ */

.main-cursor {
    position: fixed;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: transparent;
    border: 2px solid var(--primary-color);
    pointer-events: none;
    z-index: 10001;
    transition: width 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55),
                height 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55),
                border-color 0.3s ease;
    box-shadow: 0 0 25px rgba(6, 182, 212, 0.6);
    transform: translate(-50%, -50%);
}

.main-cursor::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2px;
    height: 20px;
    background: var(--primary-color);
    transform: translate(-50%, -50%) rotate(45deg);
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.8);
}

.cursor-dot {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.8);
}

/* Pointer/Arrow visible cursor */
.cursor-pointer {
    position: fixed;
    pointer-events: none;
    z-index: 10002;
    transition: transform 0.1s ease;
}

.cursor-pointer svg {
    width: 24px;
    height: 24px;
    filter: drop-shadow(0 0 8px rgba(6, 182, 212, 0.8));
}

/* Different hover states */
.main-cursor.hovering {
    width: 70px;
    height: 70px;
    border-width: 3px;
    box-shadow: 0 0 40px rgba(6, 182, 212, 1);
}

.main-cursor.hovering.button {
    border-color: var(--accent-color);
    background: rgba(45, 212, 191, 0.1);
    animation: pulse-cursor 1s infinite;
}

.main-cursor.hovering.link {
    border-style: dashed;
    animation: rotate-cursor 2s linear infinite;
}

.main-cursor.hovering.card {
    border-radius: 10px;
    width: 80px;
    height: 80px;
}

.main-cursor.clicking {
    width: 35px;
    height: 35px;
    border-color: var(--accent-pink);
    box-shadow: 0 0 50px rgba(236, 72, 153, 1);
}

/* Section-based color changes */
.main-cursor[data-section="home"] {
    border-color: var(--primary-color);
}

.main-cursor[data-section="about"] {
    border-color: var(--secondary-color);
}

.main-cursor[data-section="experience"] {
    border-color: var(--primary-light);
}

.main-cursor[data-section="education"] {
    border-color: var(--accent-color);
}

.main-cursor[data-section="contact"] {
    border-color: var(--accent-pink);
}

/* Cursor text label */
.cursor-text {
    position: fixed;
    padding: 6px 12px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    pointer-events: none;
    z-index: 10000;
    opacity: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
    white-space: nowrap;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.6);
}

/* Cursor circles trail - enhanced */
.cursor-circle {
    position: fixed;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.5) 0%, transparent 70%);
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
    opacity: calc(1 - var(--index) * 0.06);
}

/* Cursor sparkles - more dynamic */
.cursor-sparkle {
    position: fixed;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-color);
    pointer-events: none;
    z-index: 9998;
    opacity: 0;
    animation: sparkle 0.8s infinite;
    box-shadow: 0 0 15px rgba(45, 212, 191, 1);
}

@keyframes sparkle {
    0%, 100% {
        opacity: 0;
        transform: scale(0) rotate(0deg);
    }
    50% {
        opacity: 1;
        transform: scale(2) rotate(180deg);
    }
}

/* Cursor particles */
.cursor-particle {
    position: fixed;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--primary-color);
    pointer-events: none;
    z-index: 9997;
    opacity: 0;
    transition: opacity 0.5s ease, transform 1s ease;
    box-shadow: 0 0 8px rgba(6, 182, 212, 0.8);
}

/* Click burst effect */
.cursor-burst {
    position: fixed;
    width: 6px;
    height: 6px;
    background: var(--accent-color);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9996;
    animation: burst 0.6s ease-out forwards;
    box-shadow: 0 0 15px rgba(45, 212, 191, 1);
}

@keyframes burst {
    0% {
        transform: translate(-50%, -50%) translate(0, 0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%)
                   translate(calc(cos(var(--angle)) * 80px), calc(sin(var(--angle)) * 80px))
                   scale(0);
        opacity: 0;
    }
}

@keyframes pulse-cursor {
    0%, 100% {
        box-shadow: 0 0 40px rgba(6, 182, 212, 0.8);
    }
    50% {
        box-shadow: 0 0 60px rgba(45, 212, 191, 1);
    }
}

@keyframes rotate-cursor {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* ============================================
   ARTISTIC CURSOR EFFECTS
   ============================================ */

/* Canvas for constellation lines */
.cursor-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 9995;
}

/* Aurora glow effect */
.aurora-glow {
    position: fixed;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9994;
    transform: translate(-50%, -50%);
    filter: blur(60px);
    opacity: 0.6;
    animation: aurora-pulse 3s ease-in-out infinite;
}

@keyframes aurora-pulse {
    0%, 100% {
        opacity: 0.4;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

/* Geometric shapes that follow cursor */
.geometric-shape {
    position: fixed;
    width: 80px;
    height: 80px;
    border: 2px solid;
    pointer-events: none;
    z-index: 9993;
    transform: translate(-50%, -50%) rotate(45deg);
    opacity: 0.2;
    transition: all 0.3s ease;
    animation: shape-spin 10s linear infinite;
    animation-delay: var(--delay);
}

.geometric-shape:nth-child(1) {
    border-radius: 0;
    width: 60px;
    height: 60px;
}

.geometric-shape:nth-child(2) {
    border-radius: 50%;
    width: 70px;
    height: 70px;
    animation-direction: reverse;
}

.geometric-shape:nth-child(3) {
    border-radius: 20px;
    width: 90px;
    height: 90px;
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.geometric-shape:nth-child(4) {
    border-radius: 0;
    width: 50px;
    height: 50px;
    clip-path: polygon(50% 0%, 100% 38%, 82% 100%, 18% 100%, 0% 38%);
}

.geometric-shape:nth-child(5) {
    border-radius: 50% 0 50% 0;
    width: 75px;
    height: 75px;
    animation-direction: reverse;
}

@keyframes shape-spin {
    from {
        transform: translate(-50%, -50%) rotate(45deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(405deg);
    }
}

/* Enhanced sparkles with color shifts */
.cursor-sparkle {
    position: fixed;
    width: 12px;
    height: 12px;
    pointer-events: none;
    z-index: 9998;
    opacity: 0;
    animation: sparkle-rainbow 0.8s infinite;
}

@keyframes sparkle-rainbow {
    0%, 100% {
        opacity: 0;
        transform: scale(0) rotate(0deg);
        filter: hue-rotate(0deg);
    }
    50% {
        opacity: 1;
        transform: scale(2.5) rotate(180deg);
        filter: hue-rotate(180deg);
    }
}

/* Paint/Drawing mode trail */
.paint-blob {
    position: fixed;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9992;
    animation: paint-fade 2s ease-out forwards;
}

@keyframes paint-fade {
    0% {
        opacity: 0.8;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(2);
    }
}

/* Velocity indicator rings */
.velocity-ring {
    position: fixed;
    border-radius: 50%;
    border: 2px solid;
    pointer-events: none;
    z-index: 9991;
    animation: velocity-expand 0.8s ease-out forwards;
}

@keyframes velocity-expand {
    0% {
        width: 40px;
        height: 40px;
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
    100% {
        width: 120px;
        height: 120px;
        opacity: 0;
        transform: translate(-50%, -50%) scale(1.5);
    }
}

/* Enhanced Button Styles */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.6);
}

.btn-secondary:hover {
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
}

/* Ripple Effect */
.ripple-effect {
    position: fixed;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.6) 0%, transparent 70%);
    pointer-events: none;
    z-index: 9997;
    animation: ripple 1s ease-out;
    transform: translate(-50%, -50%);
}

@keyframes ripple {
    0% {
        width: 20px;
        height: 20px;
        opacity: 1;
    }
    100% {
        width: 200px;
        height: 200px;
        opacity: 0;
    }
}

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: var(--gradient-primary);
    z-index: 10000;
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.8);
    transition: width 0.1s ease;
}

/* Floating Action Button */
.floating-action-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.6);
    cursor: pointer;
    z-index: 9996;
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s ease;
}

.floating-action-button.visible {
    opacity: 1;
    transform: scale(1);
}

.floating-action-button:hover {
    transform: scale(1.1);
    box-shadow: 0 0 40px rgba(6, 182, 212, 0.9);
}

/* Section Reveal Animation */
section {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

section:not(.section-revealed) {
    animation: fadeInSection 1s ease forwards;
}

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

/* Enhanced Card Transitions */
.highlight-card, .cert-card, .education-card, .timeline-content, .network-badge, .language-badge {
    transition: all 0.3s ease, transform 0.1s ease;
    will-change: transform;
}

/* Text Hover Effects */
.timeline-list li:hover,
.leadership-item p:hover {
    transform: translateX(10px);
    transition: transform 0.3s ease;
}

/* Enhanced Glow on Interactive Elements */
.btn:active {
    transform: scale(0.95);
    box-shadow: 0 0 40px rgba(6, 182, 212, 0.8);
}

.contact-button:active {
    transform: scale(0.95) translateY(-3px);
}

/* Animated Border on Hover */
.timeline-content::after,
.highlight-card::after,
.cert-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: var(--gradient-primary);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.timeline-content:hover::after,
.highlight-card:hover::after,
.cert-card:hover::after {
    opacity: 1;
    animation: border-pulse 2s infinite;
}

@keyframes border-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ===========================
   Contact Section
   =========================== */

.contact {
    padding: var(--section-padding);
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 6s ease-in-out infinite;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.contact-text {
    margin-bottom: 3rem;
}

.contact-text p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
}

.contact-button {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 2.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    box-shadow: var(--shadow-md);
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--text-primary);
    transition: var(--transition);
    min-width: 350px;
    max-width: 400px;
    justify-content: center;
}

.contact-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-primary);
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.contact-icon {
    font-size: 1.5rem;
}

/* ===========================
   Footer
   =========================== */

.footer {
    background: var(--bg-tertiary);
    color: white;
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--border-color);
}

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

/* ===========================
   Animations
   =========================== */

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.8;
    }
    50% {
        transform: translate(-20px, -20px) scale(1.1);
        opacity: 1;
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* ===========================
   CHAPTER 2: Features Storytelling
   =========================== */

.features-chapter {
    min-height: 100vh;
    padding: 8rem 0;
    background: var(--bg-secondary);
    position: relative;
}

.features-pin-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: 100vh;
}

.features-text {
    position: relative;
}

.feature-step {
    opacity: 0.2;
    transform: translateX(-20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    padding: 2rem 0;
    pointer-events: none;
}

.feature-step.active {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

.feature-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.feature-desc {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    line-height: 1.8;
}

.features-visual {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-container {
    position: absolute;
    width: 400px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.7) rotate(-10deg);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.visual-container.active {
    opacity: 1;
    transform: scale(1) rotate(0deg);
    pointer-events: auto;
}

.visual-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    border-radius: 50%;
    opacity: 0.2;
    filter: blur(40px);
}

.visual-icon {
    font-size: 8rem;
    position: relative;
    z-index: 1;
    animation: float 3s ease-in-out infinite;
}

/* ===========================
   CHAPTER 3: CTA Section
   =========================== */

.cta-chapter {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 0;
    background: var(--bg-primary);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-chapter::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

.cta-chapter .container {
    position: relative;
    z-index: 1;
}

.cta-headline {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.cta-subtext {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ===========================
   Custom Cursor (Simplified)
   =========================== */

.cursor-follower {
    position: fixed;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    pointer-events: none;
    z-index: 10000;
    mix-blend-mode: difference;
    transition: transform 0.15s ease, width 0.3s ease, height 0.3s ease;
    transform: translate(-50%, -50%);
}

.cursor-follower.hover {
    width: 60px;
    height: 60px;
    background: rgba(6, 182, 212, 0.2);
    border: 2px solid var(--primary-color);
}

/* ===========================
   Accessibility: Reduced Motion
   =========================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    .hero-bg,
    .parallax-fg,
    .parallax-bg {
        transform: none !important;
    }

    .cursor-follower,
    .main-cursor,
    .cursor-circle,
    .cursor-sparkle,
    .geometric-shape,
    .aurora-glow,
    .orbit {
        display: none !important;
    }

    .nav-brand::before,
    .nav-brand::after {
        animation: none !important;
    }
}

/* Keyboard Navigation Focus Styles */
body.keyboard-navigation *:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 4px;
}

/* ===========================
   Responsive Design
   =========================== */

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }

    .container {
        padding: 0 1.5rem;
    }

    .hidden-mobile {
        display: none !important;
    }

    .features-pin-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
        min-height: auto;
    }

    .features-visual {
        height: 300px;
    }

    .visual-container {
        width: 250px;
        height: 250px;
    }

    .visual-icon {
        font-size: 4rem;
    }

    .cta-chapter {
        min-height: 60vh;
        padding: 6rem 0;
    }

    .navbar .container {
        padding: 1rem 1.5rem;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-secondary);
        flex-direction: column;
        justify-content: flex-start;
        padding: 3rem 2rem;
        box-shadow: var(--shadow-lg);
        transition: right 0.3s ease;
        border-left: 1px solid var(--border-color);
    }

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

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

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

    .hero {
        padding: 5rem 0 3rem;
    }

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

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 0;
    }

    .timeline-item {
        padding-left: 2.5rem;
    }

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

    .education-card {
        text-align: center;
    }

    .education-card h3,
    .education-card p {
        text-align: center;
    }

    .education-icon {
        text-align: center;
        display: block;
    }

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

    .contact-button {
        min-width: 100%;
    }

    .networks-grid, .languages-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-content {
        padding: 0 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .timeline-content {
        padding: 1.5rem;
    }

    .education-card {
        padding: 2rem;
    }

    .highlight-card {
        padding: 2rem;
    }
}