/* Main Stylesheet - Somsubhra Daw Portfolio */

:root {
    /* Color Palette */
    --bg-dark: #0b0f19;
    --bg-card: rgba(18, 24, 38, 0.65);
    --bg-card-hover: rgba(26, 35, 56, 0.85);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(99, 102, 241, 0.3);

    /* Accent Gradients */
    --primary-indigo: #6366f1;
    --primary-purple: #a855f7;
    --primary-cyan: #06b6d4;
    --primary-pink: #ec4899;

    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #06b6d4 100%);
    --gradient-glow: radial-gradient(circle at center, rgba(99, 102, 241, 0.15) 0%, transparent 70%);

    /* Typography Colors */
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dim: #6b7280;

    /* Fonts */
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing & Layout */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light Theme Variables Override */
body.light-theme {
    --bg-dark: #f8fafc;
    --bg-card: rgba(255, 255, 255, 0.85);
    --bg-card-hover: rgba(255, 255, 255, 0.95);
    --border-color: rgba(0, 0, 0, 0.08);
    --border-glow: rgba(99, 102, 241, 0.2);
    --text-main: #0f172a;
    --text-muted: #475569;
    --text-dim: #94a3b8;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Background Ambient Glow Spheres */
.glow-sphere {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    pointer-events: none;
    opacity: 0.5;
}

.sphere-1 {
    width: 400px;
    height: 400px;
    background: var(--primary-indigo);
    top: -100px;
    left: -100px;
}

.sphere-2 {
    width: 450px;
    height: 450px;
    background: var(--primary-purple);
    top: 40%;
    right: -150px;
}

.sphere-3 {
    width: 350px;
    height: 350px;
    background: var(--primary-cyan);
    bottom: 5%;
    left: 20%;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

/* Typography Helpers */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.text-cyan { color: var(--primary-cyan); }
.text-purple { color: var(--primary-purple); }
.text-pink { color: var(--primary-pink); }

/* Glassmorphism Cards */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
    border-color: var(--border-glow);
    box-shadow: 0 12px 40px 0 rgba(99, 102, 241, 0.15);
}

/* Navigation Bar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 20px 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    padding: 14px 0;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

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

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    text-decoration: none;
    letter-spacing: -0.5px;
}

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

.nav-list {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-indigo);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.theme-toggle, .mobile-toggle {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    border-color: var(--primary-indigo);
    color: var(--primary-indigo);
}

.mobile-toggle {
    display: none;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary-indigo);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.btn-secondary:hover {
    background: var(--primary-indigo);
    color: #ffffff;
}

.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

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

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

/* Hero Section */
.hero {
    min-height: 100vh;
    padding-top: 140px;
    padding-bottom: 60px;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.18) 0%, rgba(99, 102, 241, 0.18) 100%);
    border: 1px solid rgba(16, 185, 129, 0.45);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 700;
    color: #10b981;
    letter-spacing: 0.3px;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.25), inset 0 0 12px rgba(16, 185, 129, 0.15);
    margin-bottom: 24px;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.badge-pill:hover {
    transform: translateY(-2px);
    border-color: #10b981;
    box-shadow: 0 0 25px rgba(16, 185, 129, 0.45), inset 0 0 15px rgba(16, 185, 129, 0.25);
}

.pulse-dot {
    width: 10px;
    height: 10px;
    background: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 10px #10b981, 0 0 0 0 rgba(16, 185, 129, 0.8);
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); box-shadow: 0 0 8px #10b981, 0 0 0 0 rgba(16, 185, 129, 0.8); }
    70% { transform: scale(1.1); box-shadow: 0 0 14px #10b981, 0 0 0 12px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.9); box-shadow: 0 0 8px #10b981, 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 24px;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-main);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.stat-divider {
    width: 1px;
    height: 36px;
    background: var(--border-color);
}

/* Avatar Visual */
.hero-visual {
    display: flex;
    justify-content: center;
}

.avatar-card {
    position: relative;
    padding: 16px;
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
    width: 100%;
    max-width: 360px;
    box-sizing: border-box;
    margin: 0 auto;
}

.avatar-wrapper {
    position: relative;
    width: 100%;
    max-width: 320px;
    aspect-ratio: 1 / 1;
    border-radius: var(--radius-md);
    overflow: hidden !important;
    margin: 0 auto;
    box-shadow: inset 0 0 0 1px var(--border-glow);
}

.avatar-img {
    width: 100% !important;
    height: 100% !important;
    max-width: 100% !important;
    max-height: 100% !important;
    object-fit: cover !important;
    object-position: center top !important;
    display: block !important;
    border-radius: var(--radius-md) !important;
    transition: transform var(--transition-normal);
}

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

.floating-badge {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 18px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    white-space: nowrap;
    animation: float 4s ease-in-out infinite;
}

.badge-top-left {
    top: -20px;
    left: -30px;
}

.badge-bottom-right {
    bottom: -20px;
    right: -30px;
    animation-delay: 2s;
}

.badge-title {
    font-weight: 700;
    color: var(--text-main);
}

.badge-sub {
    font-size: 0.75rem;
    color: var(--text-dim);
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

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

.section-tag {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--primary-indigo);
    display: block;
    margin-bottom: 8px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.section-description {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.05rem;
}

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

/* About Grid */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.about-card {
    padding: 36px;
}

.about-card:hover {
    transform: translateY(-6px);
}

.card-icon {
    font-size: 2rem;
    color: var(--primary-indigo);
    margin-bottom: 20px;
}

.about-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.about-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Skills Section */
.skills-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.skill-category {
    padding: 32px;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.category-icon {
    font-size: 1.8rem;
}

.category-header h3 {
    font-size: 1.25rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.skill-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-main);
    transition: all var(--transition-fast);
}

.skill-tag:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--primary-indigo);
    color: var(--primary-indigo);
}

/* Project Cards Styling */
.project-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-indigo) !important;
    box-shadow: 0 16px 40px rgba(99, 102, 241, 0.25);
}

body.light-theme .project-card {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(99, 102, 241, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

/* Coming Soon Card Styling */
.coming-soon-card {
    padding: 60px 40px;
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px dashed var(--border-glow);
    background: radial-gradient(circle at center, rgba(168, 85, 247, 0.12) 0%, var(--bg-card) 100%);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

body.light-theme .coming-soon-card {
    background: radial-gradient(circle at center, rgba(168, 85, 247, 0.08) 0%, rgba(255, 255, 255, 0.95) 100%);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.1);
}

.coming-soon-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: float 3s ease-in-out infinite;
}

.coming-soon-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-main);
}

.coming-soon-description {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 580px;
    margin-bottom: 32px;
    line-height: 1.6;
}

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

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20px;
    width: 2px;
    height: 100%;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 40px;
}

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

.timeline-dot {
    position: absolute;
    left: 12px;
    top: 24px;
    width: 18px;
    height: 18px;
    background: var(--bg-dark);
    border: 4px solid var(--primary-indigo);
    border-radius: 50%;
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.6);
}

.timeline-content {
    padding: 28px;
}

.timeline-date {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary-indigo);
    margin-bottom: 8px;
}

.timeline-content h3 {
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.company-name {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 12px;
}

.timeline-content p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
}

.contact-info, .contact-form-card {
    padding: 36px;
}

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

.contact-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 32px;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.info-icon {
    font-size: 1.2rem;
    color: var(--primary-indigo);
    width: 44px;
    height: 44px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-dim);
}

.info-value {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
}

.info-value:hover {
    color: var(--primary-indigo);
}

.social-links {
    display: flex;
    gap: 12px;
}

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

.social-btn:hover {
    background: var(--primary-indigo);
    color: #ffffff;
    border-color: var(--primary-indigo);
    transform: translateY(-3px);
}

/* Contact Form */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-indigo);
}

.form-status {
    margin-top: 16px;
    font-size: 0.9rem;
    text-align: center;
}

/* Footer */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
}

.footer-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--text-dim);
}

/* Third Party Visitor Counter Container & Link Formatting */
.third-party-counter {
    display: inline-flex;
    align-items: center;
    position: relative;
    vertical-align: middle;
}

.third-party-counter a[href*="counters-free"] {
    font-size: 0 !important;
    line-height: 0 !important;
    height: 0 !important;
    width: 0 !important;
    opacity: 0.001 !important;
    position: absolute !important;
    pointer-events: none !important;
}

a[href*="freevisitorcounters.com"] {
    font-size: 0 !important;
    color: transparent !important;
    text-decoration: none !important;
    pointer-events: none !important;
}


.back-to-top {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.back-to-top:hover {
    background: var(--primary-indigo);
    color: #ffffff;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
    .hero-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 36px;
    }

    .hero-visual {
        order: 1; /* Hero Picture ABOVE introduction text on mobile! */
        width: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .hero-content {
        order: 2; /* Hero Introduction text below picture on mobile! */
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

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

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

    .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

.nav-icon {
    display: inline-block;
    margin-right: 6px;
    font-size: 0.9rem;
    color: var(--primary-indigo);
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .nav-menu {
        position: fixed;
        top: 76px;
        left: 50%;
        transform: translateX(-50%) translateY(-15px) scale(0.95);
        width: 90%;
        max-width: 440px;
        background: rgba(15, 23, 42, 0.94);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        border: 1px solid var(--border-glow);
        border-radius: var(--radius-md);
        padding: 20px 16px;
        box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7), 0 0 30px rgba(99, 102, 241, 0.25);
        opacity: 0;
        visibility: hidden;
        transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateX(-50%) translateY(0) scale(1);
    }

    .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }

    .nav-link {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 12px 18px;
        border-radius: var(--radius-sm);
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid rgba(255, 255, 255, 0.06);
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-main);
        transition: all 0.25s ease;
    }

    .nav-link:hover, .nav-link:active {
        background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(168, 85, 247, 0.2) 100%);
        border-color: var(--primary-indigo);
        color: #ffffff;
        transform: translateX(6px);
        box-shadow: 0 4px 15px rgba(99, 102, 241, 0.2);
    }

    .nav-link .nav-icon {
        font-size: 1.1rem;
        color: var(--primary-cyan);
        width: 26px;
        height: 26px;
        background: rgba(99, 102, 241, 0.15);
        border-radius: 6px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-right: 0;
    }

    .mobile-toggle {
        display: flex;
        border-color: var(--border-glow);
    }

    .mobile-toggle:hover {
        background: rgba(99, 102, 241, 0.2);
    }

    .nav-btn {
        display: none;
    }

    /* Light Theme Mobile Dropdown Optimization */
    body.light-theme .nav-menu {
        background: rgba(255, 255, 255, 0.96);
        border: 1px solid rgba(99, 102, 241, 0.25);
        box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12), 0 0 30px rgba(99, 102, 241, 0.15);
    }

    body.light-theme .nav-link {
        background: rgba(0, 0, 0, 0.03);
        border: 1px solid rgba(0, 0, 0, 0.06);
        color: #0f172a;
    }

    body.light-theme .nav-link:hover,
    body.light-theme .nav-link:active {
        background: linear-gradient(135deg, rgba(99, 102, 241, 0.12) 0%, rgba(168, 85, 247, 0.12) 100%);
        border-color: var(--primary-indigo);
        color: var(--primary-indigo);
        box-shadow: 0 4px 15px rgba(99, 102, 241, 0.15);
    }

    body.light-theme .nav-link .nav-icon {
        background: rgba(99, 102, 241, 0.1);
        color: var(--primary-indigo);
    }

    body.light-theme .mobile-toggle {
        background: rgba(255, 255, 255, 0.9);
        border-color: rgba(0, 0, 0, 0.12);
        color: #0f172a;
    }

    body.light-theme .mobile-toggle:hover {
        background: rgba(99, 102, 241, 0.1);
        color: var(--primary-indigo);
    }
}



/* ==========================================================================
   Dropdown Menu System (No Horizontal Navbar)
   ========================================================================== */

.dropdown-wrapper {
    position: relative;
}

.dropdown-trigger-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-full);
    color: var(--text-main);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.dropdown-trigger-btn:hover, .dropdown-trigger-btn.active {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--primary-indigo);
    color: #ffffff;
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.3);
}

.dropdown-trigger-btn .chevron-icon {
    font-size: 0.75rem;
    transition: transform 0.3s ease;
}

.dropdown-trigger-btn.active .chevron-icon {
    transform: rotate(180deg);
}

/* Floating Dropdown Menu Popup */
.dropdown-menu-popup {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    width: 260px;
    background: rgba(15, 23, 42, 0.96) !important;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius-md);
    padding: 12px !important;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), 0 0 25px rgba(99, 102, 241, 0.2);
    display: none !important;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
}

.dropdown-menu-popup.active {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) scale(1);
}

.dropdown-list {
    list-style: none !important;
    list-style-type: none !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 6px !important;
    margin: 0 !important;
    padding: 0 !important;
}

.dropdown-list li {
    list-style: none !important;
    list-style-type: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.dropdown-item {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 10px 14px !important;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-main) !important;
    text-decoration: none !important;
    font-size: 0.92rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.dropdown-item:hover, .dropdown-item:focus {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(168, 85, 247, 0.2) 100%) !important;
    border-color: var(--primary-indigo) !important;
    color: #ffffff !important;
    text-decoration: none !important;
    transform: translateX(4px);
}

.dropdown-icon {
    font-size: 1rem;
    color: var(--primary-cyan);
    width: 26px;
    height: 26px;
    background: rgba(99, 102, 241, 0.15);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Light Theme Overrides for Dropdown */
body.light-theme .dropdown-trigger-btn {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(0, 0, 0, 0.12);
    color: #0f172a;
}

body.light-theme .dropdown-trigger-btn:hover,
body.light-theme .dropdown-trigger-btn.active {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--primary-indigo);
    color: var(--primary-indigo);
}

body.light-theme .dropdown-menu-popup {
    background: rgba(255, 255, 255, 0.96) !important;
    border: 1px solid rgba(99, 102, 241, 0.25);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12), 0 0 25px rgba(99, 102, 241, 0.15);
}

body.light-theme .dropdown-item {
    background: rgba(0, 0, 0, 0.03) !important;
    border-color: rgba(0, 0, 0, 0.06) !important;
    color: #0f172a !important;
}

body.light-theme .dropdown-item:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.12) 0%, rgba(168, 85, 247, 0.12) 100%) !important;
    border-color: var(--primary-indigo) !important;
    color: var(--primary-indigo) !important;
}

body.light-theme .dropdown-icon {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary-indigo);
}

/* ==========================================================================
   Photo Lightbox Modal & Privacy Protection System
   ========================================================================== */

/* Anti-copy & Anti-download Media Protection */
.protected-media, img {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    -webkit-touch-callout: none;
    pointer-events: none; /* Prevents direct right-click or long-press on img */
}

/* Container holds click listener & security shield overlay */
.photo-card-img-wrapper {
    position: relative;
    height: 240px;
    overflow: hidden;
    cursor: pointer;
}

.security-shield-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    background: rgba(0, 0, 0, 0); /* Invisible security shield */
}

/* Lightbox Modal */
.photo-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 2000;
    display: none !important;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.photo-modal.active {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
}

.photo-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(8, 12, 22, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.photo-modal-content {
    position: relative;
    z-index: 2010;
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-glow);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(99, 102, 241, 0.25);
    transform: scale(0.92);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0;
}

.photo-modal.active .photo-modal-content {
    transform: scale(1);
}

.photo-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 2020;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(15, 23, 42, 0.85);
    border: 1px solid var(--border-glow);
    color: #ffffff;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.photo-modal-close:hover {
    background: var(--primary-purple);
    transform: rotate(90deg);
}

.photo-modal-img-container {
    position: relative;
    width: 100%;
    max-height: 70vh;
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.photo-modal-img-container img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    display: block;
}

.photo-modal-caption {
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
}

.photo-modal-caption h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-main);
}

/* ==========================================================================
   Side-by-Side Education & Experience Grid Layout
   ========================================================================== */

.edu-exp-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

@media (max-width: 992px) {
    .edu-exp-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    /* On mobile screens, Work Experience comes first and Education stacks below it! */
    .exp-col {
        order: 1;
    }
    
    .edu-col {
        order: 2;
    }
}

/* ==========================================================================
   Under-the-Hood Performance & Render Optimizations
   ========================================================================== */

section {
    content-visibility: auto;
    contain-intrinsic-size: 1px 600px;
}

#hero {
    content-visibility: visible !important; /* LCP Hero section renders immediately */
}

/* GPU Hardware Acceleration Hints */
.glass-card, .photo-modal-content, .dropdown-menu-popup {
    will-change: transform, opacity;
}

/* ==========================================================================
   Mobile & Smartphone Optimization Engine (Responsive Scaling Fixes)
   ========================================================================== */

html, body {
    overflow-x: hidden;
    width: 100%;
}

@media (max-width: 768px) {
    .section-padding {
        padding: 55px 0 !important;
    }

    .container {
        padding-left: 18px !important;
        padding-right: 18px !important;
    }

    .hero {
        padding-top: 105px !important;
        padding-bottom: 40px !important;
    }

    .hero-container {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        text-align: center !important;
        gap: 32px !important;
    }

    .hero-visual {
        order: 1 !important; /* Picture placed FIRST above intro text on smartphones! */
        width: 100% !important;
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
    }

    .hero-content {
        order: 2 !important; /* Intro text placed AFTER picture on smartphones! */
        width: 100% !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
    }

    .hero-title {
        font-size: clamp(2rem, 7.5vw, 2.8rem) !important;
        line-height: 1.2 !important;
        margin-bottom: 12px !important;
    }

    .hero-subtitle {
        font-size: clamp(1.05rem, 4vw, 1.25rem) !important;
        margin-bottom: 16px !important;
    }

    .hero-description {
        font-size: 0.98rem !important;
        line-height: 1.6 !important;
        margin-bottom: 20px !important;
    }

    .avatar-card {
        width: 100% !important;
        max-width: 270px !important;
        padding: 12px !important;
        margin: 0 auto !important;
        box-sizing: border-box !important;
    }

    .avatar-wrapper {
        width: 100% !important;
        max-width: 246px !important;
        aspect-ratio: 1 / 1 !important;
        overflow: hidden !important;
        border-radius: var(--radius-md) !important;
        margin: 0 auto !important;
    }

    .avatar-img {
        width: 100% !important;
        height: 100% !important;
        max-width: 100% !important;
        max-height: 100% !important;
        object-fit: cover !important;
        object-position: center top !important;
        border-radius: var(--radius-md) !important;
    }

    .floating-badge {
        padding: 5px 10px !important;
        gap: 8px !important;
        font-size: 0.72rem !important;
        border-radius: var(--radius-sm) !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4) !important;
        z-index: 5 !important;
    }

    .floating-badge i {
        font-size: 0.85rem !important;
    }

    .badge-title {
        font-size: 0.72rem !important;
        line-height: 1.2 !important;
    }

    .badge-sub {
        font-size: 0.62rem !important;
        line-height: 1.2 !important;
    }

    /* Shift badge-top-left completely above avatar frame so it NEVER covers face! */
    .badge-top-left {
        top: -24px !important;
        left: -15px !important;
    }

    .badge-bottom-right {
        bottom: -24px !important;
        right: -15px !important;
    }

    .hero-cta {
        display: flex !important;
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 10px !important;
        width: 100% !important;
    }

    .hero-cta .btn {
        width: 100% !important;
        justify-content: center !important;
        padding: 12px 20px !important;
        font-size: 0.95rem !important;
    }

    .hero-stats {
        flex-wrap: wrap !important;
        gap: 16px !important;
        margin-top: 30px !important;
    }

    .stat-item {
        flex: 1 1 40% !important;
    }

    .stat-number {
        font-size: 1.8rem !important;
    }

    .stat-label {
        font-size: 0.8rem !important;
    }

    .glass-card {
        padding: 20px !important;
        border-radius: var(--radius-md) !important;
    }

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

    .section-description {
        font-size: 0.95rem !important;
        margin-bottom: 30px !important;
    }

    .skills-categories {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .contact-wrapper {
        grid-template-columns: 1fr !important;
        gap: 24px !important;
    }

    .dropdown-menu-popup {
        right: 0 !important;
        width: calc(100vw - 36px) !important;
        max-width: 320px !important;
    }

    .footer-container {
        flex-direction: column !important;
        gap: 16px !important;
        text-align: center !important;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.85rem !important;
    }

    .badge-pill {
        font-size: 0.78rem !important;
        padding: 6px 12px !important;
    }

    .floating-badge {
        transform: scale(0.82) !important;
        transform-origin: center !important;
    }

    .badge-top-left {
        top: -26px !important;
        left: -18px !important;
    }

    .badge-bottom-right {
        bottom: -26px !important;
        right: -18px !important;
    }
}