:root {
    --bg-color: #2C3E50;
    --text-primary: #ECF0F1;
    --text-secondary: #BDC3C7;
    --accent-color: #7F8C8D;
    --accent-glow: rgba(127, 140, 141, 0.4);
    --glass-bg: rgba(52, 73, 94, 0.6);
    --glass-border: rgba(236, 240, 241, 0.15);
    --blob-1-bg: #34495E;
    --blob-2-bg: #7F8C8D;
    --img-overlay-1: rgba(44, 62, 80, 0.2);
    --img-overlay-2: rgba(127, 140, 141, 0.2);
    --mobile-nav-bg: rgba(44, 62, 80, 0.95);
    --btn-text-color: #2C3E50;
    --card-bg: rgba(255, 255, 255, 0.03);
    --name-gradient-1: #ffffff;
    --name-gradient-2: #BDC3C7;
    --nav-height: 80px;
}

[data-theme="minimal"] {
    --bg-color: #FFFFFF;
    --text-primary: #333333;
    --text-secondary: #555555;
    --accent-color: #333333;
    --accent-glow: rgba(51, 51, 51, 0.15);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(51, 51, 51, 0.15);
    --blob-1-bg: #F5F5F5;
    --blob-2-bg: #E0E0E0;
    --img-overlay-1: rgba(255, 255, 255, 0.3);
    --img-overlay-2: rgba(51, 51, 51, 0.1);
    --mobile-nav-bg: rgba(255, 255, 255, 0.95);
    --btn-text-color: #FFFFFF;
    --card-bg: rgba(0, 0, 0, 0.03);
    --name-gradient-1: #111111;
    --name-gradient-2: #555555;
}

.hugging-face-icon {
    width: 20px;
    height: 20px;
    transition: all 0.3s ease;
}

.nav-social-top a:hover .hugging-face-icon,
.social-links a:hover .hugging-face-icon {
    transform: scale(1.1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
}

/* Background Gradients/Blobs */
.blob {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.5;
    animation: drift 20s infinite alternate;
}

.blob-1 {
    width: 400px;
    height: 400px;
    background: var(--blob-1-bg);
    top: -100px;
    left: -100px;
}

.blob-2 {
    width: 500px;
    height: 500px;
    background: var(--blob-2-bg);
    bottom: -200px;
    right: -100px;
    animation-delay: -10s;
}

@keyframes drift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 50px) scale(1.1); }
}

/* Particle Container */
#particle-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--nav-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
    z-index: 100;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.logo {
    font-family: 'Fira Code', monospace;
    font-size: 1.5rem;
    font-weight: 600;
    cursor: pointer;
}

.code-tag {
    color: var(--accent-color);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links li {
    cursor: pointer;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.nav-links li:hover, .nav-links li.active {
    color: var(--text-primary);
}

.nav-links li[data-target].active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-glow);
}

.nav-social-top {
    display: flex;
    gap: 30px;
    margin-left: 15px;
    padding-left: 20px;
    border-left: 1px solid var(--glass-border);
    align-items: center;
}

.nav-social-top a {
    color: var(--text-primary);
    font-size: 1.2rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.nav-social-top a:hover {
    color: var(--accent-color);
    transform: translateY(-2px);
}

/* Main Content Wrapper */
#main-content {
    padding-top: var(--nav-height);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Page Sections */
.page-section {
    display: none;
    width: 100%;
    padding: 60px 5%;
    animation: fade-up 0.6s ease-out forwards;
}

.page-section.active {
    display: block;
}

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

/* Glassmorphism Classes */
.glass-container {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 50px;
    max-width: 1200px;
    margin: 0 auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    overflow: visible;
}

/* Typography */
.highlight {
    color: var(--accent-color);
}

h2.section-title {
    font-size: 2.5rem;
    margin-bottom: 40px;
    text-align: center;
}

/* Hero Section */
.hero-glass {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    align-items: center;
}

.greeting {
    font-family: 'Fira Code', monospace;
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.name {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(to right, var(--name-gradient-1), var(--name-gradient-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Responsive name handling to avoid overflow */
.name {
    display: block;
    font-size: clamp(1.6rem, 5.5vw, 3rem);
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
    max-width: 100%;
}

.typewriter-container {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 25px;
    height: 35px;
}

.cursor {
    color: var(--accent-color);
    animation: blink 1s infinite;
}

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

.description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 35px;
}

/* Buttons */
.action-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap; /* allow buttons to wrap instead of overflowing */
}

.btn {
    padding: 12px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-family: inherit;
    min-width: 0; /* prevents flex children from forcing overflow */
    box-sizing: border-box;
}

.primary-btn {
    background: var(--accent-color);
    color: var(--btn-text-color);
    box-shadow: 0 4px 15px var(--accent-glow);
}

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

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

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-secondary);
}

/* Unique Home Page CTA Buttons */
.home-action-btn-1 {
    background: #3B82F6 !important; /* Vibrant Tech Blue */
    color: #ffffff !important;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4) !important;
}
.home-action-btn-1:hover {
    background: #2563EB !important;
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.6) !important;
}

.home-action-btn-2 {
    background: #10B981 !important; /* Emerald Green */
    color: #ffffff !important;
    border: none !important;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4) !important;
}
.home-action-btn-2:hover {
    background: #059669 !important;
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.6) !important;
}

/* Tech Stack Icons */
.tech-stack-icons {
    display: flex;
    gap: 20px;
    font-size: 1.8rem;
    color: var(--text-secondary);
}

/* Services intro highlight */
.service-intro {
    background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent);
    border: 1px solid var(--glass-border);
    padding: 18px 20px;
    border-radius: 12px;
    color: var(--text-secondary);
    margin-bottom: 18px;
    font-size: 1.05rem;
    line-height: 1.5;
}
.service-intro strong { color: var(--text-primary); }

.tech-stack-icons img {
    cursor: pointer;
    transition: all 0.3s ease;
    width: 36px;
    height: 36px;
    object-fit: contain;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.2));
}

.tech-stack-icons img:hover {
    transform: scale(1.15) translateY(-5px);
    filter: drop-shadow(0 6px 12px rgba(255, 255, 255, 0.15)) brightness(1.1);
}

/* Hero Image */
.hero-image .image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    max-height: 520px; /* limit height to prevent overflow/clipping */
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 0.5s ease;
}

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

@media (max-width: 768px) {
    .hero-image:hover img { transform: none; }
}

.image-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to bottom right, var(--img-overlay-1), var(--img-overlay-2));
    pointer-events: none;
}

/* About Grid */
.about-grid {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 50px;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
}

/* Place badge centered below profile image */
.about-image {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.about-image .about-badge img {
    height: 56px;
    width: auto;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 30px;
}

.about-stats-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 40px;
}

/* Kaggle badge styling */
.about-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 12px;
}
.about-badge a { display: inline-block; }
.about-badge img {
    height: 48px;
    width: auto;
    display: block;
}

.stat-card {
    background: linear-gradient(135deg, var(--card-bg), transparent);
    border: 1px solid var(--glass-border);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    padding: 18px 25px;
    border-radius: 20px;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    text-align: left;
    gap: 20px;
    flex: 1 1 calc(50% - 20px);
    min-width: 220px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.05), transparent);
    transform: skewX(-20deg);
    transition: 0.6s ease;
}

.stat-card:hover::before {
    left: 150%;
}

.stat-card:hover {
    transform: translateY(-5px) scale(1.02);
    border-color: var(--accent-color);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    margin: 0;
    line-height: 1;
    background: linear-gradient(135deg, var(--accent-color), #3B82F6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 1.05rem;
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.3;
    margin: 0 !important;
}

/* Services Grid */
.services-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.service-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    padding: 16px 32px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--accent-color);
    background: var(--glass-bg);
}

.service-icon {
    font-size: 1.6rem;
    color: var(--accent-color);
}

.service-card h3 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin: 0;
    font-weight: 600;
}

/* Work Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* 3 columns fixed */
    gap: 30px;
}

.project-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(56, 189, 248, 0.3);
}

.project-img {
    height: 200px;
    overflow: hidden;
}

.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.project-info {
    padding: 25px;
}

.project-info h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.project-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.project-tech span {
    font-size: 0.8rem;
    color: var(--accent-color);
    background: rgba(127, 140, 141, 0.1);
    padding: 4px 10px;
    border-radius: 12px;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: var(--accent-color);
}

/* Resume */
.resume-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}
.resume-heading {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--glass-border);
}
.timeline-item {
    margin-bottom: 35px;
    position: relative;
    padding-left: 20px;
    border-left: 2px solid var(--accent-color);
}
.timeline-date {
    font-size: 0.85rem;
    color: var(--accent-color);
    margin-bottom: 8px;
    font-weight: 600;
}
.timeline-title {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 5px;
}
.timeline-company {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 15px;
}
.timeline-text {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Contact */
.contact-container {
    max-width: 900px;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    color: var(--text-primary);
}

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

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid var(--glass-border);
}

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

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.input-group input, .input-group textarea {
    width: 100%;
    padding: 15px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.input-group input:focus, .input-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 10px rgba(127, 140, 141, 0.1);
}

.submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.hamburger {
    display: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--text-primary);
    z-index: 101;
}

/* Responsive - comprehensive adjustments for mobile */
@media (max-width: 1000px) {
    .hero-glass, .about-grid, .contact-content, .resume-content {
        grid-template-columns: 1fr !important;
    }

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

    .hero-image {
        order: -1;
    }

    .name {
        font-size: 2.6rem;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--mobile-nav-bg);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: right 0.4s ease;
        z-index: 100;
        gap: 28px;
        padding: 40px 20px;
    }

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

    /* overlay removed — no overlay styling */

    .nav-links li {
        font-size: 1.35rem;
    }

    .nav-social-top {
        gap: 16px;
        margin-left: 8px;
        padding-left: 10px;
    }

    .nav-social-top a, .social-links a {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

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

    .project-img {
        height: 160px;
    }

    .project-info {
        padding: 18px;
    }

    .hero-glass {
        gap: 24px;
        padding: 36px;
    }

    .about-grid {
        gap: 24px;
    }

    .about-image .about-badge img {
        height: 48px;
    }

    .typewriter-container { font-size: 1.2rem; height: 30px; }
}

@media (max-width: 480px) {
    .glass-container {
        padding: 20px 16px;
    }

    /* Ensure hero content stays inside the card on very small screens */
    .hero-glass {
        grid-template-columns: 1fr !important;
        align-items: start;
        padding: 16px !important;
        gap: 16px !important;
    }

    .hero-content {
        width: 100%;
    }

    .hero-image .image-wrapper {
        width: 100%;
        max-height: 320px;
    }

    .hero-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

    .action-buttons {
        flex-direction: column;
        gap: 12px;
        width: 100%;
    }

    .action-buttons .btn {
        width: 100%;
        box-sizing: border-box;
    }

    .action-buttons {
        flex-direction: column;
        gap: 12px;
    }

    .name {
        font-size: 2.2rem;
    }

    h2.section-title { font-size: 1.8rem; }

    .tech-stack-icons {
        display: flex;
        gap: 10px;
        overflow-x: auto;
        padding-bottom: 6px;
    }

    .tech-stack-icons img { height: 28px; margin-right: 8px; }

    .about-stats-container { gap: 12px; }

    .resume-content, .contact-content { grid-template-columns: 1fr !important; }

    .project-img { height: 140px; }

    .cursor { display: inline-block; }

    .logo .logo-text { font-size: 1.05rem; }

    .nav-social-top { display: flex; gap: 10px; }

    /* ensure hugging face icon keeps color and scales */
    .hugging-face-icon { width: 22px; height: 22px; }
}

/* Small tweaks for clickable areas on all small screens */
@media (max-width: 900px) {
    .nav-links li, .nav-links a { padding: 8px 12px; }
}