:root {
    --bg-primary: #fbfeff;
    --bg-secondary: #f3f7fa;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --accent: #4f46e5;
    --accent-glow: rgba(79, 70, 229, 0.15);
    --card-bg: rgba(255, 255, 255, 0.75);
    --border-color: rgba(15, 23, 42, 0.08);
    --glass-blur: blur(16px);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, sans-serif;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
}

/* Ambient Background Glow */
.background-glow {
    position: fixed;
    top: -100px;
    right: -100px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, rgba(255, 255, 255, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

/* Glassmorphism Reusable Panel */
.glass-panel {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-panel:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(79, 70, 229, 0.08);
}

/* Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2rem;
}

.logo {
    font-size: 1.4rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.logo-accent { color: var(--accent); }

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--accent);
}

.hamburger {
    display: none;
    font-size: 1.4rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem 2rem;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
}

.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.4rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 1.2rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: #10b981;
    border-radius: 50%;
    display: inline-block;
}

.hero-content h1 {
    font-size: 3.8rem;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 0.5rem;
    line-height: 1.1;
}

.hero-content h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent) 0%, #a855f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.social-links-inline {
    display: flex;
    gap: 1rem;
}

.social-links-inline a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    font-size: 1.2rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-links-inline a:hover {
    color: #fff;
    background: var(--accent);
    transform: translateY(-3px);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.85rem 2rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent);
    color: #fff;
    box-shadow: 0 4px 14px var(--accent-glow);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
}

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

/* Avatar Styling */
/* Advanced Animated Hero Image Stage */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    perspective: 1000px; /* 3D Stage Depth */
}

/* Outer Rotating Tech Ring 1 (Perfect Circle) */
.hero-image::before {
    content: '';
    position: absolute;
    width: 480px;
    height: 480px;
    border-radius: 50%;
    border: 2px dashed var(--accent);
    opacity: 0.25;
    animation: rotateRing 25s linear infinite;
    pointer-events: none;
}

/* Outer Counter-Rotating Tech Ring 2 (Perfect Circle) */
.hero-image::after {
    content: '';
    position: absolute;
    width: 440px;
    height: 440px;
    border-radius: 50%;
    border: 1px solid rgba(168, 85, 247, 0.35);
    border-top-color: transparent;
    border-bottom-color: transparent;
    animation: rotateRingReverse 16s linear infinite;
    pointer-events: none;
}

/* Core Glass Container (Enlarged 1:1 Circular Shape) */
.avatar-wrapper {
    position: relative;
    width: 400px;
    height: 400px; /* Perfectly round 1:1 dimensions */
    border-radius: 50%;
    padding: 6px;
    background: linear-gradient(135deg, var(--accent), #a855f7, var(--accent));
    background-size: 300% 300%;
    box-shadow: 0 25px 60px rgba(79, 70, 229, 0.3), 
                inset 0 0 15px rgba(255, 255, 255, 0.4);
    animation: gradientBorder 6s ease infinite, floatAvatar 6s ease-in-out infinite;
    transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.5s ease;
    transform-style: preserve-3d;
    overflow: hidden;
}

/* Inner Frame Canvas */
.avatar-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
    filter: saturate(1.05) contrast(1.02);
    transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1), filter 0.5s ease;
}

/* Holographic Laser Scanline Effect */
.avatar-wrapper::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        rgba(79, 70, 229, 0.25) 50%,
        rgba(168, 85, 247, 0.4) 51%,
        transparent 100%
    );
    animation: laserScan 4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    pointer-events: none;
    z-index: 3;
}

/* High-Tech Inner Rim Accent Overlay */
.avatar-wrapper::before {
    content: '';
    position: absolute;
    inset: 12px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 50%;
    z-index: 2;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

/* 3D Dynamic Hover Transformation */
.avatar-wrapper:hover {
    transform: translateY(-12px) rotateX(6deg) rotateY(-8deg) scale(1.03);
    box-shadow: 0 35px 85px rgba(79, 70, 229, 0.45), 
                0 0 40px rgba(168, 85, 247, 0.4);
}

.avatar-wrapper:hover img {
    transform: scale(1.08) translateZ(20px);
    filter: saturate(1.15) contrast(1.05);
}

.avatar-wrapper:hover::before {
    opacity: 0.85;
    border-color: rgba(255, 255, 255, 0.75);
}

/* Keyframe Animations */

@keyframes gradientBorder {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes floatAvatar {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

@keyframes rotateRing {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes rotateRingReverse {
    from { transform: rotate(0deg); }
    to { transform: rotate(-360deg); }
}

@keyframes laserScan {
    0% { top: -100%; opacity: 0; }
    25% { opacity: 1; }
    75% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}
/* Layout Core Elements */
.section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-subtitle {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent);
}

.section-title {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-top: 0.25rem;
}

.project-card {
    text-decoration: none;
    color: inherit;
    display: block;
    cursor: pointer;
}

.project-card h3,
.project-card p {
    color: inherit;
}

/* Work Experience */
.timeline {
    max-width: 800px;
    margin: 0 auto;
}

.timeline-card {
    padding: 2rem;
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.timeline-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

.badge-tag {
    font-size: 0.75rem;
    background: var(--accent-glow);
    color: var(--accent);
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    vertical-align: middle;
    margin-left: 0.5rem;
}

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

.timeline-date {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent);
}

.timeline-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.project-card {
    padding: 2rem;
    display: flex;
    flex-direction: column;
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--accent);
    margin-bottom: 1.25rem;
    border: 1px solid var(--border-color);
}

.project-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.project-summary {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
}

.project-tags span {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.3rem 0.7rem;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 600;
}

/* Technical Expertise */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.skill-card {
    padding: 2rem;
}

.skill-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.skill-header i {
    font-size: 1.2rem;
    color: var(--accent);
}

.skill-header h3 {
    font-size: 1.15rem;
    font-weight: 700;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.skill-tags span {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.4rem 0.85rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.skill-tags span:hover {
    background-color: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

/* Certifications Section */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 1.5rem;
}

.cert-card {
    padding: 2.2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.cert-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.cert-badge-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--accent);
}

.verified-pill {
    font-size: 0.75rem;
    font-weight: 700;
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.cert-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.cert-instructor {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.cert-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.cert-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
    transition: gap 0.2s ease;
}

.cert-btn:hover {
    gap: 10px;
}

/* Form & Contact Layout */
.hire-wrapper {
    max-width: 600px;
    margin: 0 auto;
    padding: 2.5rem;
}

.hire-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.hire-form input,
.hire-form textarea {
    width: 100%;
    padding: 0.9rem 1.1rem;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.92rem;
    outline: none;
    transition: border-color 0.2s ease;
}

.hire-form input:focus,
.hire-form textarea:focus {
    border-color: var(--accent);
}

.hire-status {
    font-size: 0.88rem;
    font-weight: 600;
}

.contact-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
}

.contact-card {
    padding: 1.8rem;
    text-align: center;
}

.contact-card i {
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.contact-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.contact-card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* Chat Assistant Widget */
.chat-toggle-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: var(--accent);
    color: white;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    box-shadow: 0 8px 24px var(--accent-glow);
    z-index: 1000;
    transition: transform 0.2s ease;
}

.chat-toggle-btn:hover {
    transform: scale(1.05);
}

.chat-widget {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 360px;
    height: 500px;
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.chat-widget.active {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.chat-header {
    background: var(--accent);
    color: white;
    padding: 1rem 1.2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-bot-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bot-avatar {
    width: 32px;
    height: 32px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-bot-info h4 { font-weight: 700; font-size: 0.95rem; }
.chat-bot-info .status { font-size: 0.75rem; opacity: 0.9; }

.chat-control-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.1rem;
    cursor: pointer;
}

.chat-messages {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.message {
    max-width: 82%;
    padding: 0.7rem 1rem;
    border-radius: 12px;
    font-size: 0.88rem;
    line-height: 1.5;
}

.message.bot {
    background: var(--bg-secondary);
    color: var(--text-primary);
    align-self: flex-start;
    border: 1px solid var(--border-color);
}

.message.user {
    background: var(--accent);
    color: white;
    align-self: flex-end;
}

.chat-input-container {
    padding: 0.8rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 8px;
}

.chat-input-container input {
    flex: 1;
    padding: 0.65rem 0.9rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    outline: none;
    font-size: 0.88rem;
}

.send-btn {
    background: transparent;
    border: none;
    color: var(--accent);
    cursor: pointer;
    font-size: 1.1rem;
    padding: 0 6px;
}

.footer {
    text-align: center;
    padding: 2.5rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.88rem;
}

/* Responsive Overrides */
@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-actions { justify-content: center; }
    .hero-content p { margin-left: auto; margin-right: auto; }
    .avatar-wrapper { width: 260px; height: 260px; margin: 0 auto; }
}

@media (max-width: 768px) {
    .hamburger { display: block; }
    .nav-links {
        display: none;
        flex-direction: column;
        gap: 1.2rem;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--card-bg);
        backdrop-filter: var(--glass-blur);
        -webkit-backdrop-filter: var(--glass-blur);
        padding: 1.5rem;
        border-bottom: 1px solid var(--border-color);
    }
    .nav-links.show-mobile-menu { display: flex; }
    .hero-content h1 { font-size: 2.6rem; }
    .form-row { grid-template-columns: 1fr; }
    .chat-widget { width: calc(100% - 40px); right: 20px; }
}