/* ============================================
   DESIGN TOKENS & CSS CUSTOM PROPERTIES
============================================ */
:root {
    /* Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #0f0f0f;
    --bg-card: rgba(15, 15, 15, 0.6);

    --text-primary: #f0f0f0;
    --text-secondary: #a0a0b0;
    --text-muted: #666680;

    --neon-green: #00ff88;
    --neon-green-dim: #00cc6a;
    --neon-cyan: #00e5ff;
    --neon-cyan-dim: #00b8d4;
    --neon-purple: #b388ff;
    --neon-purple-dim: #9c6bff;
    --neon-pink: #ff4081;

    --gradient-primary: linear-gradient(135deg, var(--neon-green), var(--neon-cyan));
    --gradient-secondary: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
    --gradient-accent: linear-gradient(135deg, var(--neon-purple), var(--neon-pink));

    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-blur: 20px;

    /* Spacing */
    --section-padding: 120px 0;
    --container-width: 1200px;
    --container-padding: 0 24px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-smooth: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

    /* Typography */
    --font-primary: 'Inter', 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 50%;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    display: block;
}

ul {
    list-style: none;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--neon-green-dim);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--neon-green);
}

/* ============================================
   SPACE CANVAS BACKGROUND
============================================ */
#space-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ============================================
   UTILITY CLASSES
============================================ */
.section {
    position: relative;
    z-index: 1;
    padding: var(--section-padding);
}

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

/* Section Header Styles */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--neon-green);
    background: rgba(0, 255, 136, 0.08);
    padding: 6px 16px;
    border-radius: 20px;
    border: 1px solid rgba(0, 255, 136, 0.2);
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-line {
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 10px;
    margin: 0 auto;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-top: 16px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.glass-card:hover {
    border-color: rgba(0, 255, 136, 0.15);
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.05);
}

/* Highlight text */
.highlight {
    color: var(--neon-green);
    font-weight: 600;
}

/* Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ============================================
   NAVIGATION BAR
============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition-normal);
    backdrop-filter: blur(0px);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 10px 0;
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.nav-logo:hover {
    color: var(--neon-green);
}

.logo-bracket {
    color: var(--neon-green);
}

.logo-dot {
    color: var(--neon-cyan);
    font-size: 1rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--neon-green);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--neon-green);
    border-radius: 2px;
    transition: var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 20px;
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-normal);
}

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

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

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

/* ============================================
   HERO SECTION
============================================ */
.hero-section {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 0 60px;
}

.hero-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--container-padding);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    width: 100%;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    opacity: 0;
    transform: translateX(-50px);
    animation: heroSlideIn 1s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
}

@keyframes heroSlideIn {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--neon-green);
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.2);
    padding: 8px 18px;
    border-radius: 30px;
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--neon-green);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

    0%,
    100% {
        opacity: 1;
        box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.5);
    }

    50% {
        opacity: 0.7;
        box-shadow: 0 0 0 8px rgba(0, 255, 136, 0);
    }
}

.greeting {
    display: block;
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 4px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.name-text {
    display: block;
    font-size: clamp(2.8rem, 5vw, 4.5rem);
    font-weight: 900;
    line-height: 1.05;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -1px;
}

.hero-title {
    font-size: clamp(1rem, 2vw, 1.3rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 16px;
    margin-bottom: 4px;
}

.hero-subtitle {
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    font-weight: 400;
    color: var(--neon-cyan);
    margin-bottom: 16px;
}

.hero-tagline {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    min-height: 28px;
}

.tagline-prefix {
    color: var(--neon-green);
    margin-right: 4px;
}

.cursor {
    display: inline-block;
    color: var(--neon-green);
    animation: blink 1s step-end infinite;
    font-weight: 300;
    margin-left: 2px;
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    box-shadow: 0 4px 25px rgba(0, 255, 136, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 35px rgba(0, 255, 136, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    border-color: var(--neon-green);
    color: var(--neon-green);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.1);
    transform: translateY(-2px);
}

/* Hero Socials */
.hero-socials {
    display: flex;
    gap: 12px;
}

.social-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: var(--transition-normal);
}

.social-icon:hover {
    border-color: var(--neon-green);
    color: var(--neon-green);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.15);
    transform: translateY(-3px);
}

/* Hero Image */
.hero-image {
    flex-shrink: 0;
    opacity: 0;
    transform: translateX(50px);
    animation: heroImageIn 1s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
}

@keyframes heroImageIn {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.profile-ring {
    position: relative;
    width: 300px;
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Subtle animated border glow */
.profile-border-glow {
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    border: 2px solid rgba(0, 255, 136, 0.2);
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.06);
    animation: border-pulse 3s ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes border-pulse {

    0%,
    100% {
        box-shadow: 0 0 25px rgba(0, 255, 136, 0.06);
        border-color: rgba(0, 255, 136, 0.2);
    }

    50% {
        box-shadow: 0 0 40px rgba(0, 255, 136, 0.12);
        border-color: rgba(0, 255, 136, 0.35);
    }
}

.profile-img-wrapper {
    position: relative;
    z-index: 2;
    width: 280px;
    height: 360px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 2px solid rgba(0, 255, 136, 0.15);
    background: var(--bg-primary);
}

.profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

/* Orbiting AI Icons - 3 objects at different speeds */
.orbit-track {
    position: absolute;
    inset: -25px;
    border-radius: 50%;
    z-index: 3;
    pointer-events: none;
}

.orbit-track-1 {
    animation: orbit-spin 12s linear infinite;
}

.orbit-track-2 {
    animation: orbit-spin 16s linear infinite reverse;
}

.orbit-track-3 {
    animation: orbit-spin 20s linear infinite;
}

@keyframes orbit-spin {
    to {
        transform: rotate(360deg);
    }
}

.orbit-item {
    position: absolute;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    backdrop-filter: blur(8px);
}

/* Counter-rotate to keep icons upright */
.orbit-item-1 {
    animation: counter-spin 12s linear infinite;
}

.orbit-item-2 {
    animation: counter-spin 16s linear infinite reverse;
}

.orbit-item-3 {
    animation: counter-spin 20s linear infinite;
}

@keyframes counter-spin {
    to {
        transform: rotate(-360deg);
    }
}

/* Rocket - top center, green glow */
.orbit-item-1 {
    top: -17px;
    left: 50%;
    margin-left: -17px;
    color: var(--neon-green);
    background: rgba(0, 255, 136, 0.12);
    border: 1px solid rgba(0, 255, 136, 0.3);
    box-shadow: 0 0 14px rgba(0, 255, 136, 0.2);
}

/* Robot - bottom right, cyan glow */
.orbit-item-2 {
    bottom: 10%;
    right: -17px;
    color: var(--neon-cyan);
    background: rgba(0, 229, 255, 0.12);
    border: 1px solid rgba(0, 229, 255, 0.3);
    box-shadow: 0 0 14px rgba(0, 229, 255, 0.2);
}

/* Satellite - bottom left, purple glow */
.orbit-item-3 {
    bottom: -17px;
    left: 30%;
    color: var(--neon-purple);
    background: rgba(179, 136, 255, 0.12);
    border: 1px solid rgba(179, 136, 255, 0.3);
    box-shadow: 0 0 14px rgba(179, 136, 255, 0.2);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: fade-in-up 1s ease 1.5s both;
}

.scroll-arrow {
    animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {

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

    50% {
        transform: translateY(8px);
    }
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translate(-50%, 20px);
    }

    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

/* ============================================
   INTRO VIDEO SECTION
============================================ */
.intro-video-section {
    background: transparent;
}

.video-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.video-card {
    padding: 8px;
    border-radius: var(--radius-xl);
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid rgba(0, 255, 136, 0.1);
    box-shadow: 0 0 60px rgba(0, 255, 136, 0.05);
}

.video-container {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: var(--bg-secondary);
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: rgba(10, 10, 10, 0.6);
    transition: var(--transition-normal);
    cursor: pointer;
}

.video-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.play-btn {
    position: relative;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(0, 255, 136, 0.15);
    border: 2px solid var(--neon-green);
    color: var(--neon-green);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.play-btn:hover {
    background: rgba(0, 255, 136, 0.25);
    transform: scale(1.1);
    box-shadow: 0 0 40px rgba(0, 255, 136, 0.3);
}

.play-btn i {
    margin-left: 4px;
}

.play-btn-ring {
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    border: 1px solid rgba(0, 255, 136, 0.3);
    animation: play-ring-pulse 2s ease-in-out infinite;
}

@keyframes play-ring-pulse {

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

    50% {
        transform: scale(1.15);
        opacity: 0;
    }
}

.play-text {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ============================================
   ABOUT SECTION
============================================ */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 50px;
    align-items: center;
}

.about-img-card {
    padding: 8px;
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 229, 255, 0.12);
}

.about-img-card img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    transition: var(--transition-slow);
}

.about-img-card:hover img {
    transform: scale(1.03);
}

.about-img-glow {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 80px;
    background: radial-gradient(ellipse, rgba(0, 229, 255, 0.2), transparent);
    filter: blur(20px);
    pointer-events: none;
}

.about-text-card {
    padding: 40px;
    border: 1px solid rgba(0, 255, 136, 0.1);
}

.about-greeting {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-description {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-stats {
    display: flex;
    gap: 30px;
    margin-top: 30px;
    padding-top: 24px;
    border-top: 1px solid var(--glass-border);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--neon-green);
}

.stat-plus {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--neon-green);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================
   EDUCATION SECTION
============================================ */
.education-timeline {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.timeline-line {
    position: absolute;
    left: 24px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--neon-green), var(--neon-cyan), transparent);
}

.timeline-item {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.timeline-dot {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid var(--neon-green);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neon-green);
    font-size: 1.2rem;
    z-index: 1;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
}

.timeline-card {
    flex: 1;
    padding: 30px;
    border: 1px solid rgba(0, 255, 136, 0.1);
}

.timeline-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.edu-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(0, 229, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neon-cyan);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.edu-institution {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.edu-abbreviation {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.edu-degree {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--neon-cyan);
    margin-bottom: 8px;
}

.edu-specialization {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.edu-specialization i {
    color: var(--neon-purple);
}

.edu-duration {
    color: var(--text-muted);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.edu-duration i {
    color: var(--neon-green);
}

.edu-location {
    color: var(--text-muted);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.edu-location i {
    color: var(--neon-pink);
    font-size: 0.85rem;
}

.timeline-item {
    display: flex;
    gap: 30px;
    align-items: flex-start;
    margin-bottom: 30px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.edu-icon-cyan {
    background: rgba(0, 229, 255, 0.1);
    color: var(--neon-cyan);
}

.edu-icon-purple {
    background: rgba(179, 136, 255, 0.1);
    color: var(--neon-purple);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 20px;
    color: var(--neon-green);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.completed-badge {
    background: rgba(0, 229, 255, 0.08);
    border-color: rgba(0, 229, 255, 0.2);
    color: var(--neon-cyan);
}

/* ============================================
   SKILLS SECTION
============================================ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.skill-card {
    padding: 30px 24px;
    text-align: center;
    border: 1px solid rgba(0, 255, 136, 0.08);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top center, rgba(0, 255, 136, 0.05), transparent 70%);
    opacity: 0;
    transition: var(--transition-normal);
}

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

.skill-card:hover {
    border-color: rgba(0, 255, 136, 0.25);
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 255, 136, 0.1);
}

.skill-icon-wrapper {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    border-radius: var(--radius-md);
    background: rgba(0, 255, 136, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--neon-green);
    transition: var(--transition-normal);
}

.skill-card:hover .skill-icon-wrapper {
    background: rgba(0, 255, 136, 0.15);
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.2);
}

.skill-card[data-skill="ml"] .skill-icon-wrapper {
    color: var(--neon-cyan);
    background: rgba(0, 229, 255, 0.08);
}

.skill-card[data-skill="ml"]:hover .skill-icon-wrapper {
    background: rgba(0, 229, 255, 0.15);
    box-shadow: 0 0 25px rgba(0, 229, 255, 0.2);
}

.skill-card[data-skill="ds"] .skill-icon-wrapper {
    color: var(--neon-purple);
    background: rgba(179, 136, 255, 0.08);
}

.skill-card[data-skill="ds"]:hover .skill-icon-wrapper {
    background: rgba(179, 136, 255, 0.15);
    box-shadow: 0 0 25px rgba(179, 136, 255, 0.2);
}

.skill-card[data-skill="c"] .skill-icon-wrapper {
    color: var(--neon-cyan);
    background: rgba(0, 229, 255, 0.08);
}

.skill-card[data-skill="engineering"] .skill-icon-wrapper {
    color: var(--neon-pink);
    background: rgba(255, 64, 129, 0.08);
}

.skill-card[data-skill="engineering"]:hover .skill-icon-wrapper {
    background: rgba(255, 64, 129, 0.15);
    box-shadow: 0 0 25px rgba(255, 64, 129, 0.2);
}

.skill-name {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.skill-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 10px;
}

.skill-bar-fill {
    height: 100%;
    width: 0;
    background: var(--gradient-primary);
    border-radius: 10px;
    transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.4);
}

.skill-level {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================
   PROJECTS SECTION
============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.project-card {
    padding: 30px;
    border: 1px solid rgba(0, 229, 255, 0.1);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: block;
    cursor: pointer;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-secondary);
    opacity: 0;
    transition: var(--transition-normal);
}

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

.project-card:hover {
    border-color: rgba(0, 229, 255, 0.25);
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 229, 255, 0.1);
}

.project-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.project-icon {
    width: 54px;
    height: 54px;
    border-radius: var(--radius-md);
    background: rgba(0, 229, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--neon-cyan);
    transition: var(--transition-normal);
}

.project-card:hover .project-icon {
    background: rgba(0, 229, 255, 0.2);
    box-shadow: 0 0 25px rgba(0, 229, 255, 0.2);
}

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

.project-link-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: var(--transition-normal);
}

.project-card:hover .project-link-icon {
    color: var(--neon-cyan);
}

.project-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.project-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

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

.project-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--neon-cyan);
    background: rgba(0, 229, 255, 0.08);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid rgba(0, 229, 255, 0.15);
    letter-spacing: 0.5px;
}

/* Coming Soon Card */
.coming-soon-card {
    border-style: dashed;
    border-color: rgba(179, 136, 255, 0.15);
    cursor: default;
}

.coming-soon-card:hover {
    border-color: rgba(179, 136, 255, 0.3);
    box-shadow: 0 10px 40px rgba(179, 136, 255, 0.08);
}

.coming-soon-card:hover::before {
    background: var(--gradient-accent);
}

.coming-soon-icon {
    background: rgba(179, 136, 255, 0.1);
    color: var(--neon-purple);
}

.coming-soon-card:hover .coming-soon-icon {
    background: rgba(179, 136, 255, 0.2);
    box-shadow: 0 0 25px rgba(179, 136, 255, 0.2);
}

.coming-soon-card .project-name {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.soon-tag {
    color: var(--neon-purple);
    background: rgba(179, 136, 255, 0.08);
    border-color: rgba(179, 136, 255, 0.15);
}

.coming-soon-pulse {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--neon-purple);
    animation: pulse-dot 2s ease-in-out infinite;
    box-shadow: 0 0 10px var(--neon-purple);
}

/* ============================================
   CERTIFICATIONS SECTION
============================================ */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 750px;
    margin: 0 auto;
}

.cert-card {
    padding: 40px 30px;
    text-align: center;
    border: 1px solid rgba(179, 136, 255, 0.1);
    transition: var(--transition-normal);
    position: relative;
}

.cert-card:hover {
    border-color: rgba(179, 136, 255, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 10px 50px rgba(179, 136, 255, 0.1);
}

.cert-badge {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
}

.cert-badge-inner {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(179, 136, 255, 0.1);
    border: 2px solid var(--neon-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--neon-purple);
    transition: var(--transition-normal);
}

.cert-card:hover .cert-badge-inner {
    box-shadow: 0 0 30px rgba(179, 136, 255, 0.3);
    background: rgba(179, 136, 255, 0.2);
}

.cert-badge-glow {
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(179, 136, 255, 0.1), transparent);
    animation: cert-glow-pulse 3s ease-in-out infinite;
}

@keyframes cert-glow-pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.2);
        opacity: 0;
    }
}

.cert-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.cert-issuer {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.cert-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--neon-green);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 16px;
}

.cert-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--neon-purple);
    font-size: 0.85rem;
    font-weight: 500;
    padding: 8px 20px;
    border: 1px solid rgba(179, 136, 255, 0.3);
    border-radius: 20px;
    transition: var(--transition-normal);
}

.cert-link:hover {
    background: rgba(179, 136, 255, 0.1);
    color: var(--neon-purple);
    box-shadow: 0 0 20px rgba(179, 136, 255, 0.15);
}

/* ============================================
   CONTACT SECTION
============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    max-width: 850px;
    margin: 0 auto;
}

.contact-card {
    padding: 35px 24px;
    text-align: center;
    border: 1px solid rgba(0, 255, 136, 0.08);
    transition: var(--transition-normal);
    cursor: pointer;
    display: block;
}

.contact-card:hover {
    border-color: rgba(0, 255, 136, 0.25);
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 255, 136, 0.08);
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: rgba(0, 255, 136, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--neon-green);
    transition: var(--transition-normal);
}

.contact-card:hover .contact-icon {
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.3);
    background: rgba(0, 255, 136, 0.15);
}

.linkedin-icon {
    color: var(--neon-cyan);
    background: rgba(0, 229, 255, 0.08);
}

.contact-card:hover .linkedin-icon {
    box-shadow: 0 0 30px rgba(0, 229, 255, 0.3);
    background: rgba(0, 229, 255, 0.15);
}

.github-icon {
    color: var(--neon-purple);
    background: rgba(179, 136, 255, 0.08);
}

.contact-card:hover .github-icon {
    box-shadow: 0 0 30px rgba(179, 136, 255, 0.3);
    background: rgba(179, 136, 255, 0.15);
}

.contact-label {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.contact-value {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ============================================
   FEEDBACK SECTION
============================================ */
.feedback-wrapper {
    max-width: 600px;
    margin: 0 auto;
}

.feedback-card {
    padding: 40px;
    border: 1px solid rgba(0, 255, 136, 0.1);
    position: relative;
    overflow: hidden;
}

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

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 0.3px;
}

.form-label i {
    color: var(--neon-green);
    margin-right: 6px;
    font-size: 0.85rem;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    transition: var(--transition-normal);
    outline: none;
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    border-color: var(--neon-green);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1), 0 0 20px rgba(0, 255, 136, 0.05);
    background: rgba(0, 255, 136, 0.02);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

/* Star Rating */
.star-rating {
    display: flex;
    gap: 4px;
}

.star-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.8rem;
    color: rgba(255, 255, 255, 0.15);
    transition: color 0.2s ease, transform 0.2s ease, filter 0.2s ease;
    padding: 6px;
    line-height: 1;
    -webkit-appearance: none;
    appearance: none;
    outline: none;
}

.star-btn i {
    pointer-events: none;
}

.star-btn:hover {
    color: #ffd700;
    transform: scale(1.2);
    filter: drop-shadow(0 0 8px rgba(255, 215, 0, 0.5));
}

.star-btn.active {
    color: #ffd700;
    filter: drop-shadow(0 0 8px rgba(255, 215, 0, 0.4));
}

.star-btn.hovered {
    color: #ffd700;
    filter: drop-shadow(0 0 6px rgba(255, 215, 0, 0.3));
}

/* Submit Button */
.feedback-submit {
    width: 100%;
    justify-content: center;
    padding: 16px;
    font-size: 1rem;
    margin-top: 8px;
}

/* Success Message */
.feedback-success {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-normal);
    z-index: 10;
}

.feedback-success.show {
    opacity: 1;
    pointer-events: auto;
}

.success-icon {
    font-size: 3rem;
    color: var(--neon-green);
    animation: success-bounce 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes success-bounce {
    0% {
        transform: scale(0);
    }

    60% {
        transform: scale(1.2);
    }

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

.feedback-success h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neon-green);
}

.feedback-success p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ============================================
   FOOTER
============================================ */
.footer {
    position: relative;
    z-index: 1;
    padding: 40px 0;
}

.footer-line {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--neon-green), var(--neon-cyan), var(--neon-purple), transparent);
    margin-bottom: 40px;
}

.footer-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--container-padding);
    text-align: center;
}

.footer-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.footer-code {
    color: var(--neon-green);
    font-family: var(--font-mono);
    font-weight: 600;
}

.footer-name {
    color: var(--neon-green);
    font-weight: 600;
}

.footer-tagline {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 6px;
    font-style: italic;
    letter-spacing: 0.5px;
}

.footer-year {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ============================================
   RESPONSIVE BREAKPOINTS
============================================ */

/* Tablets */
@media (max-width: 992px) {
    .hero-container {
        flex-direction: column-reverse;
        text-align: center;
        gap: 40px;
    }

    .hero-content {
        max-width: 100%;
        align-items: center;
        display: flex;
        flex-direction: column;
    }

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

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

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

    .profile-ring {
        width: 240px;
        height: 310px;
    }

    .profile-img-wrapper {
        width: 215px;
        height: 285px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-img-card img {
        height: 350px;
    }

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

    .skills-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 80px 0;
    }

    /* Nav mobile */
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(10, 10, 10, 0.97);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 100px 30px 30px;
        gap: 4px;
        transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        border-left: 1px solid var(--glass-border);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-link {
        font-size: 1rem;
        padding: 12px 16px;
        width: 100%;
        text-align: left;
        border-radius: var(--radius-sm);
    }

    .nav-link:hover {
        background: rgba(0, 255, 136, 0.05);
    }

    .nav-link::after {
        display: none;
    }

    /* Hero mobile */
    .hero-section {
        padding: 100px 0 40px;
    }

    .profile-ring {
        width: 200px;
        height: 260px;
    }

    .profile-img-wrapper {
        width: 180px;
        height: 240px;
    }

    .name-text {
        font-size: 2.4rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .scroll-indicator {
        display: none;
    }

    /* About mobile */
    .about-text-card {
        padding: 24px;
    }

    .about-stats {
        flex-direction: column;
        gap: 16px;
    }

    /* Timeline mobile */
    .timeline-line {
        left: 14px;
    }

    .timeline-dot {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }

    .timeline-card {
        padding: 20px;
    }

    .timeline-card-header {
        flex-direction: column;
        text-align: center;
    }

    /* Skills mobile */
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .skill-card {
        padding: 20px 16px;
    }

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

    /* Cert mobile */
    .cert-grid {
        grid-template-columns: 1fr;
    }

    /* Feedback mobile */
    .feedback-card {
        padding: 24px;
    }

    /* Contact mobile */
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* Small phones */
@media (max-width: 400px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }

    .hero-badge {
        font-size: 0.7rem;
        padding: 6px 12px;
    }

    .name-text {
        font-size: 2rem;
    }
}