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

:root {
    --primary: #2dd4bf;
    --primary-dark: #14b8a6;
    --accent: #f97316;
    --bg-dark: #0a0e12;
    --bg-medium: #111827;
    --bg-light: #1f2937;
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --border: #374151;
}

[data-theme="light"] {
    --bg-dark: #ffffff;
    --bg-medium: #f3f4f6;
    --bg-light: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --border: #d1d5db;
}

body {
    font-family: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s, color 0.3s;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s, visibility 0.5s;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Scroll to Top Button */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--bg-dark);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 999;
    box-shadow: 0 4px 20px rgba(45, 212, 191, 0.3);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(45, 212, 191, 0.4);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 14, 18, 0.95);
    backdrop-filter: blur(10px);
    padding: 1.25rem 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
    transition: background-color 0.3s;
}

[data-theme="light"] nav {
    background: rgba(255, 255, 255, 0.95);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Space Mono', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--primary);
}

/* Theme Toggle */
.theme-toggle {
    background: var(--bg-medium);
    border: 1px solid var(--border);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    font-size: 1.2rem;
}

.theme-toggle:hover {
    background: var(--primary);
    color: var(--bg-dark);
    border-color: var(--primary);
}

/* Dropdown */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 1rem;
    background: var(--bg-medium);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.5rem 0;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s;
}

    .nav-dropdown:hover .nav-dropdown-menu,
    .nav-dropdown.open .nav-dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
.nav-dropdown-menu a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.nav-dropdown-menu a:hover {
    background: var(--bg-light);
    color: var(--primary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 2rem 4rem;
}

.hero-container {
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    order: 1;
}

.hero-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.9rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 300;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 700px;
    margin-bottom: 3rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Profile Picture */
.hero-image {
    order: 2;
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-pic {
    width: 320px;
    height: 320px;
    border-radius: 12px;
    border: 3px solid var(--primary);
    box-shadow: 0 20px 60px rgba(45, 212, 191, 0.2);
    object-fit: cover;
}

.profile-placeholder {
    width: 320px;
    height: 320px;
    background: var(--bg-medium);
    border-radius: 12px;
    border: 3px solid var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    font-weight: 800;
    color: var(--primary);
    font-family: 'Space Mono', monospace;
}

.btn {
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s;
    display: inline-block;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 5px 20px rgba(45, 212, 191, 0.3);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

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

/* Section */
section {
    padding: 6rem 2rem;
    max-width: 1280px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 4rem;
}

.section-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 700px;
}

/* About Section */
.about-content {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 900px;
}

.about-content p {
    margin-bottom: 1.5rem;
}

.about-content strong {
    color: var(--text-primary);
    font-weight: 600;
}

.about-highlight {
    background: var(--bg-medium);
    border-left: 4px solid var(--primary);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 4px;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.testimonial-card {
    background: var(--bg-medium);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    position: relative;

    transition: all 0.35s ease;

}

.testimonial-quote {
    font-size: 3rem;
    color: var(--primary);
    opacity: 0.2;
    position: absolute;
    top: 1rem;
    left: 1.5rem;
}

.testimonial-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-style: italic;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--bg-dark);
}

.testimonial-info h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.testimonial-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.testimonial-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(45, 212, 191, 0.08);
}

.testimonial-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    height: 3px;
    width: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        var(--primary),
        transparent
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

.testimonial-card:hover::before {
    opacity: 1;
}
        
    .testimonial-card svg {
    transition: transform 0.4s ease;
}

.testimonial-card:hover svg {
    transform: scale(1.1) rotate(-5deg);
}


        /* Education */
.education-timeline {
    position: relative;
    padding-left: 3rem;
}

.education-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--border) 100%);
}

.education-item {
    position: relative;
    margin-bottom: 4rem;
    padding-left: 2rem;
}

.education-item::before {
    content: '';
    position: absolute;
    left: -3.6rem;
    top: 0.5rem;
    width: 16px;
    height: 16px;
    background: var(--primary);
    border: 3px solid var(--bg-dark);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--bg-medium);
}

.education-header {
    background: var(--bg-medium);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
    transition: all 0.3s;
}

.education-header:hover {
    border-color: var(--primary);
    transform: translateX(8px);
}

.education-badge {
    display: inline-block;
    background: rgba(45, 212, 191, 0.1);
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.education-degree {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.education-institution {
    font-size: 1.125rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.education-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.education-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.education-meta span::before {
    content: '•';
    color: var(--primary);
}

.education-locations {
    display: grid;
    gap: 1rem;
    margin-top: 1.5rem;
}

.education-location {
    background: var(--bg-light);
    padding: 1.25rem;
    border-radius: 8px;
    border-left: 3px solid var(--primary);
}

.education-location-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.education-location-period {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.education-coursework {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.education-honors {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.honor-badge {
    background: rgba(249, 115, 22, 0.1);
    color: var(--accent);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid rgba(249, 115, 22, 0.2);
}

.experience-item {
margin-bottom: 3rem;
padding: 1.8rem 2rem 1.8rem 2.5rem;
border-left: 2px solid var(--border);
position: relative;
transition: all 0.35s ease;
}

.experience-item:hover {
    transform: translateX(6px);
    border-left-color: var(--primary);
}
.experience-item::before {
    content: '';
    position: absolute;
    left: -7px;
    top: 10px;
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(45, 212, 191, 0.1);
    transition: all 0.3s ease;
}

.experience-item:hover::before {
    transform: scale(1.2);
    box-shadow: 0 0 0 6px rgba(45, 212, 191, 0.15);
}
.experience-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    transition: color 0.3s ease;
}

.experience-item:hover .experience-title {
    color: var(--primary);
}
.experience-item li {
    padding-left: 1.5rem;
    margin-bottom: 0.65rem;
    color: var(--text-secondary);
    position: relative;
    transition: transform 0.3s ease;
}

.experience-item li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    transition: transform 0.3s ease;
}

.experience-item:hover li::before {
    transform: translateX(3px);
}





/* Publications */
.publications-category {
    margin-bottom: 3rem;
}

.publications-category h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--border);
}

.publication-item {
    background: var(--bg-medium);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    margin-bottom: 1rem;
    transition: all 0.2s;
}

.publication-item:hover {
    border-color: var(--primary);
    transform: translateX(4px);
}

.publication-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    line-height: 1.5;
}

.publication-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s;
}

.publication-title a:hover {
    color: var(--primary);
}

.publication-authors {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.publication-venue {
    font-size: 0.9rem;
    color: var(--accent);
    font-style: italic;
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-medium);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.2s;
}

.project-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.project-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Guest Talks */
.talks-grid {
    display: grid;
    gap: 2rem;
}

.talk-card {
    background: var(--bg-medium);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.talk-card:hover {
    border-color: var(--primary);
    transform: translateX(8px);
}

.talk-header {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.talk-date-badge {
    background: var(--bg-light);
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    min-width: 100px;
    border: 2px solid var(--primary);
}

.talk-date-badge .month {
    font-weight: 700;
    color: var(--primary);
    font-size: 0.9rem;
}

.talk-date-badge .year {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.talk-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.talk-venue {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.talk-location {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.talk-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
MODERN PROFESSIONAL SKILLS SECTION
============================================ */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.skill-card {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);

    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 18px;
    background: var(--bg-medium);

    padding: 2.2rem;
    display: flex;
    flex-direction: column;
    

    min-height: 320px;
    position: relative;
    overflow: hidden;

    transition: all 0.35s ease;
}
.skill-card:hover {
    transform: translateY(-6px);
    border-color: rgba(45, 212, 191, 0.25);
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(45, 212, 191, 0.08);
}
.skill-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;

    background: rgba(45, 212, 191, 0.08);
    border: 1px solid rgba(45, 212, 191, 0.18);

    display: flex;
    align-items: center;
    justify-content: center;

    margin-bottom: 1.5rem;
}
.skill-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
}

.skill-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.55;
    margin-bottom: 1.5rem;
}
.skill-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-pill {
    padding: 0.45rem 0.85rem;
    font-size: 0.8rem;
    border-radius: 20px;

    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: #d1d5db;

    transition: all 0.25s ease;
}

.skill-pill:hover {
    background: rgba(45, 212, 191, 0.12);
    border-color: rgba(45, 212, 191, 0.4);
    transform: translateY(-2px);
}
.skill-card::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    height: 3px;
    width: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(45, 212, 191, 0.6),
        transparent
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

/* ============================================
FORMAL ELEGANT LANGUAGES SECTION 
============================================ */
.languages-elegant-container {
    max-width: 1000px;
    margin: 4rem auto 0;
}

.language-table {
    /* Upgraded to match the Glassmorphism theme */
    background: var(--bg-medium);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.language-row {
    display: grid;
    grid-template-columns: 80px 1fr 150px;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    align-items: center;
    cursor: default;
    
    /* The core smooth transition for the row background */
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.language-row:last-child {
    border-bottom: none;
}

/* Row Hover: Soft teal highlight */
.language-row:hover {
    background: rgba(45, 212, 191, 0.05);
}

.language-flag-elegant {
    font-size: 2rem;
    display: flex;
    align-items: center;
    /* Transition for emoji flags */
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* If you are using the FlagCDN images we added earlier */
.language-flag-elegant img {
    width: 40px;
    border-radius: 4px;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

/* Flag Hover: Subtle scale and tilt */
.language-row:hover .language-flag-elegant,
.language-row:hover .language-flag-elegant img {
    transform: scale(1.15) rotate(-5deg);
}

.language-info-elegant {
    padding: 0 1.5rem;
}

.language-name-elegant {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.language-desc-elegant {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Text Hover: Slide slightly to the right and highlight title */
.language-row:hover .language-name-elegant {
    color: var(--primary);
    transform: translateX(6px);
}

.language-row:hover .language-desc-elegant {
    transform: translateX(6px);
}

.language-proficiency-elegant {
    text-align: right;
}

.proficiency-badge {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 30px; /* Pill shape looks more elegant than a box */
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.proficiency-badge.native {
    background: rgba(45, 212, 191, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

.proficiency-badge.advanced {
    background: rgba(45, 212, 191, 0.05);
    border-color: rgba(45, 212, 191, 0.3);
    color: var(--primary);
}

/* Badge Hover: Slight pop-out effect with glow */
.language-row:hover .proficiency-badge {
    transform: scale(1.05);
    border-color: var(--primary);
    box-shadow: 0 5px 15px rgba(45, 212, 191, 0.15);
}

/* MEDIA GALLERY */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/3;
    background: var(--bg-medium);
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(45, 212, 191, 0.2);
}

.gallery-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    background: linear-gradient(135deg, var(--bg-light), var(--bg-medium));
}
.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* This prevents the image from stretching */
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1; /* Sits above the placeholder but below the overlay */
}


.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(10, 14, 18, 0.95), transparent);
    padding: 1.5rem;
    transform: translateY(100%);
    transition: transform 0.3s;
    z-index: 2; 

}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-title {
    color: var(--text-primary);
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.gallery-caption {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Multi-image tile */
.gallery-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease;
}
.gallery-img.active-slide { opacity: 1; }

/* Dots indicator */
.slide-dots {
    position: absolute;
    bottom: 2.75rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 5px;
    z-index: 3;
}
.dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    transition: background 0.3s;
}
.dot.active-dot { background: #2dd4bf; }

/* Lightbox arrow controls */
.lightbox-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 1.25rem;
}
.lb-arrow {
    width: 44px; height: 44px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.05);
    color: #fff;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex; align-items: center; justify-content: center;
}
.lb-arrow:hover {
    background: #2dd4bf;
    border-color: #2dd4bf;
    color: #000;
}
.lb-counter {
    font-family: 'Space Mono', monospace;
    font-size: 0.9rem;
    color: #9ca3af;
    min-width: 60px;
    text-align: center;
}

/* Lightbox Modal */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    position: relative;
}

.lightbox-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: var(--primary);
    color: var(--bg-dark);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.2s;
}

.lightbox-close:hover {
    transform: scale(1.1);
}

/* Keep all other existing styles from before... */
/* (Education, Experience, Publications, Projects, etc.) */
/* I'll include the essential ones below */

/* Education Timeline */
.education-timeline {
    position: relative;
    padding-left: 3rem;
}

.education-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--border) 100%);
}

.education-item {
    position: relative;
    margin-bottom: 4rem;
    padding-left: 2rem;
}

.education-item::before {
    content: '';
    position: absolute;
    left: -3.6rem;
    top: 0.5rem;
    width: 16px;
    height: 16px;
    background: var(--primary);
    border: 3px solid var(--bg-dark);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--bg-medium);
}

.education-header {
    background: var(--bg-medium);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
    transition: all 0.3s;
}

.education-header:hover {
    border-color: var(--primary);
    transform: translateX(8px);
}

.education-badge {
    display: inline-block;
    background: rgba(45, 212, 191, 0.1);
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.education-degree {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.education-institution {
    font-size: 1.125rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.education-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.education-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.education-meta span::before {
    content: '•';
    color: var(--primary);
}

.education-locations {
    display: grid;
    gap: 1rem;
    margin-top: 1.5rem;
}

.education-location {
    background: var(--bg-light);
    padding: 1.25rem;
    border-radius: 8px;
    border-left: 3px solid var(--primary);
}

.education-location-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.education-location-period {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.education-coursework {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}


/* The Core Badge */
.honor-badge {
    background: rgba(249, 115, 22, 0.1);
    color: var(--accent);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid rgba(249, 115, 22, 0.2);
    position: relative; 
    cursor: help; 
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Badge Hover Effect */
.honor-badge:hover {
    background: rgba(249, 115, 22, 0.15);
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(249, 115, 22, 0.15);
}

/* The Modern Premium Tooltip Card */
.honor-badge::after {
    content: attr(data-tooltip); 
    position: absolute;
    top: calc(100% + 12px); 
    left: 50%;
    
    /* Starts smaller and higher for a "spring" drop effect */
    transform: translate(-50%, -10px) scale(0.9); 
    transform-origin: top center; 
    
    /* 1. MODERN BACKGROUND: A subtle dark gradient instead of a flat color */
    background: linear-gradient(145deg, rgba(24, 32, 47, 0.9), rgba(11, 15, 23, 0.95));
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    
    /* 2. SLEEK BORDERS: An ultra-thin border */
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    
    /* 3. INSET LIGHTING: Replaces the chunky border-top with a sophisticated inner orange glow */
    box-shadow: 
        inset 0 1px 0 0 rgba(249, 115, 22, 0.4), 
        0 20px 40px rgba(0, 0, 0, 0.6), 
        0 0 30px rgba(249, 115, 22, 0.08);
    
    /* 4. REFINED TYPOGRAPHY: Lighter font weight and airy spacing */
    color: #e5e7eb;
    padding: 1rem 1.25rem;
    font-size: 0.85rem;
    font-weight: 400; 
    line-height: 1.7;
    text-align: center;
    letter-spacing: 0.01em;
    
    /* SIZING */
    width: max-content;
    max-width: 260px; 
    white-space: normal;
    
    /* HIDDEN STATE */
    opacity: 0;
    visibility: hidden;
    pointer-events: none; 
    
    /* 5. SPRING ANIMATION: A custom bezier curve for a "bouncy" premium feel */
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 20;
}

/* The Modern Arrow - color matched to the gradient top */
.honor-badge::before {
    content: '';
    position: absolute;
    top: calc(100% + 5px); 
    left: 50%;
    transform: translate(-50%, -10px);
    border-width: 7px;
    border-style: solid;
    border-color: transparent transparent rgba(24, 32, 47, 0.95) transparent;
    
    /* Hidden state */
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 21;
}

/* REVEAL ANIMATION ON HOVER */
.honor-badge:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0) scale(1); /* Snaps to full size with a slight bounce */
}

.honor-badge:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
}


/* Experience Timeline */
.experience-item {
    margin-bottom: 3rem;
    padding-left: 2rem;
    border-left: 2px solid var(--border);
    position: relative;
}

.experience-item::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 0;
    width: 10px;
    height: 10px;
    background: var(--primary);
    border-radius: 50%;
}

.experience-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.experience-company {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.experience-meta {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.experience-item ul {
    list-style: none;
    padding: 0;
}

.experience-item li {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    position: relative;
}

.experience-item li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
}

/* Publications */
.publications-category {
    margin-bottom: 3rem;
}

.publications-category h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--border);
}

.publication-item {
    background: var(--bg-medium);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    margin-bottom: 1rem;
    transition: all 0.2s;
}

.publication-item:hover {
    border-color: var(--primary);
    transform: translateX(4px);
}

.publication-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    line-height: 1.5;
}

.publication-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s;
}

.publication-title a:hover {
    color: var(--primary);
}

.publication-authors {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.publication-venue {
    font-size: 0.9rem;
    color: var(--accent);
    font-style: italic;
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-medium);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.2s;
}

.project-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.project-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Guest Talks */
.talks-grid {
    display: grid;
    gap: 2rem;
}

.talk-card {
    background: var(--bg-medium);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.talk-card:hover {
    border-color: var(--primary);
    transform: translateX(8px);
}

.talk-header {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.talk-date-badge {
    background: var(--bg-light);
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    min-width: 100px;
    border: 2px solid var(--primary);
}

.talk-date-badge .month {
    font-weight: 700;
    color: var(--primary);
    font-size: 0.9rem;
}

.talk-date-badge .year {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.talk-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.talk-venue {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.talk-location {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.talk-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Certifications */
.cert-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
gap: 2rem;
}

.cert-card {
background: var(--bg-medium);
padding: 2rem;
border-radius: 12px;
border: 1px solid var(--border);
text-align: center;
transition: all 0.2s;
display: flex;
flex-direction: column;
align-items: center;
}

.cert-card:hover {
border-color: var(--primary);
transform: translateY(-4px);
}

/* Fixed height container so all titles align at same position */
.cert-icon {
height: 80px;
display: flex;
align-items: center;
justify-content: center;
margin-bottom: 1.25rem;
}

.cert-icon img {
height: 60px;
width: auto;
max-width: 140px;
object-fit: contain;
opacity: 0.9;
transition: opacity 0.2s, transform 0.2s;
border-radius: 6px;
display: block;
}

.cert-icon img[data-size="sm"]  { height: 40px; }
.cert-icon img[data-size="md"]  { height: 60px; }
.cert-icon img[data-size="lg"]  { height: 85px; }
.cert-icon img[data-size="xl"]  { height: 95px; }

.cert-icon img[data-style="white"] {
filter: brightness(0) invert(1);
opacity: 0.85;
}

.cert-icon img[data-style="white-bg"] {
background: #ffffff;
padding: 6px 12px;
border-radius: 8px;
}

.cert-card:hover .cert-icon img {
opacity: 1;
transform: scale(1.05);
}

.cert-title {
font-size: 1.125rem;
font-weight: 700;
margin-bottom: 0.5rem;
color: var(--text-primary);
line-height: 1.4;
}

.cert-date {
font-size: 0.9rem;
color: var(--text-secondary);
}
/* Conferences */
.conference-item {
    background: var(--bg-medium);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    margin-bottom: 1rem;
    margin: 0 auto 1rem auto;   /* ✅ This centers it */
    display: flex;
    gap: 1.5rem;
    align-items: center;
    transition: all 0.2s;
    max-width: 1000px;
}

.conference-item:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.conference-date {
    background: var(--bg-light);
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    min-width: 100px;
}

.conference-month {
    font-weight: 700;
    color: var(--primary);
    font-size: 0.9rem;
}

.conference-year {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.conference-info h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.conference-location {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Service */
.service-item {
    background: var(--bg-medium);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    max-width: 1000px;
    margin: 0 auto 1.5rem auto;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-item:hover {
    border-color: var(--primary);
    transform: translateX(8px);
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.service-org {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.service-meta {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.service-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Awards */
.awards-grid {
    display: grid;
    /* Reduced minmax slightly to prevent horizontal squishing on tablets */
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 1.5rem;
}       

.award-card {
    background: var(--bg-medium);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    transition: all 0.2s;
}

.award-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.award-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.award-source {
    font-size: 0.9rem;
    color: var(--text-secondary);
}


/* ============================================
ELEGANT MODERN FOOTER
============================================ */
.modern-footer {
background: linear-gradient(to bottom, transparent, rgba(17, 24, 39, 0.8));
border-top: 1px solid rgba(255, 255, 255, 0.05);
padding: 5rem 2rem 2rem;
margin-top: 4rem;
position: relative;
z-index: 10;
}

.footer-container {
max-width: 1200px;
margin: 0 auto;
}

.footer-top {
display: grid;
grid-template-columns: 2fr 1fr 1fr;
gap: 4rem;
margin-bottom: 4rem;
}

.footer-brand {
    max-width: 350px;
}

.footer-logo {
    text-decoration: none;
    display: inline-block;
    margin-bottom: 1.5rem;
    width: fit-content;
}

.footer-tagline {
color: var(--text-secondary);
font-size: 0.95rem;
line-height: 1.7;
margin-bottom: 1.5rem;
}

.footer-location {
display: flex;
align-items: center;
gap: 0.75rem;
color: var(--text-primary);
font-size: 0.9rem;
font-weight: 500;
}

.footer-location svg {
color: var(--primary);
opacity: 0.8;
}

.footer-heading {
color: var(--text-primary);
font-size: 1.1rem;
font-weight: 700;
margin-bottom: 1.5rem;
letter-spacing: 0.05em;
}

.footer-links {
list-style: none;
padding: 0;
display: flex;
flex-direction: column;
gap: 1rem;
}

.footer-links a {
color: var(--text-secondary);
text-decoration: none;
font-size: 0.95rem;
transition: all 0.3s ease;
display: inline-block;
}

.footer-links a:hover {
color: var(--primary);
transform: translateX(5px);
}

.footer-bottom {
display: flex;
justify-content: space-between;
align-items: center;
padding-top: 2rem;
border-top: 1px solid rgba(255, 255, 255, 0.05);
flex-wrap: wrap;
gap: 1rem;
}

.copyright, .built-with {
color: rgba(156, 163, 175, 0.7);
font-size: 0.85rem;
margin: 0;
}

/* Light Mode Overrides */
[data-theme="light"] .modern-footer {
background: linear-gradient(to bottom, transparent, rgba(243, 244, 246, 0.8));
border-top-color: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .footer-bottom {
border-top-color: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .copyright, 
[data-theme="light"] .built-with {
color: rgba(107, 114, 128, 0.8);
}

/* Training */
.training-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 1.2rem 2rem;
    max-width: 1000px;
    margin: 2rem auto 0 auto;
}

.training-item {
    background: rgba(17, 24, 39, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    background: var(--bg-medium);
    padding: 1.1rem 1.4rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: all 0.25s ease;
    position: relative;
}

.training-title {
    font-weight: 600;
    font-size: 0.98rem;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.training-org {
    font-size: 0.85rem;
    color: var(--text-secondary);
    letter-spacing: 0.2px;
}

.training-item::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 1.4rem;
    right: 1.4rem;
    height: 1px;
    background: rgba(255, 255, 255, 0.04);
}


.training-item:hover {
    transform: translateY(-4px);
    border-color: rgba(45, 212, 191, 0.3);
    box-shadow: 
        0 12px 30px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(45, 212, 191, 0.05);
}
.training-item::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(45, 212, 191, 0.7),
        transparent
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

.training-item:hover::before {
    opacity: 1;
}
.training-title {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

.training-org {
    font-size: 0.9rem;
    color: var(--text-secondary);
    letter-spacing: 0.3px;
}
.training-org::before {
    content: "Issued by ";
    color: rgba(255,255,255,0.4);
}

/* Responsive */
@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-content {
        order: 1;
    }

    .hero-image {
        order: 2;
    }

    .education-timeline {
        padding-left: 2rem;
    }

    .education-item {
        padding-left: 1.5rem;
    }

    .education-item::before {
        left: -2.6rem;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .talk-header {
        flex-direction: column;
    }

    .skills-container {
        grid-template-columns: 1fr;
    }

    .languages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* FORMAL ELEGANT CONTACT SECTION */
.contact-elegant-container {
    max-width: 1000px;
    margin: 0 auto;
}

/* Contact Information Cards */
.contact-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.contact-info-card {
    background: var(--bg-medium);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s;
}

.contact-info-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.contact-card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.contact-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.contact-card-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    display: block;
    margin-bottom: 0.5rem;
}

.contact-card-link:hover {
    text-decoration: underline;
}

.contact-card-value {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.contact-card-desc {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* ============================================
CONTACT SECTION - MODERN REDESIGN
============================================ */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 5rem;
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
}

/* ══════════════════════════════════════════════
LEFT: Editorial + Socials
══════════════════════════════════════════════ */
.contact-editorial {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-editorial::before {
    content: '';
    background: linear-gradient(135deg, var(--primary), #14b8a6);
    border-radius: 4px;
    margin-bottom: 1.5rem;
    display: block;
}

.contact-headline {
    font-size: clamp(2.2rem, 4.5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.contact-headline .highlight {
    background: linear-gradient(135deg, var(--primary), #14b8a6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    filter: drop-shadow(0px 4px 15px rgba(20, 184, 166, 0.2)); 
}

.contact-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 90%;
}

/* Social Links (Unchanged per request) */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.social-link {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-medium);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s;
    position: relative;
}

.social-link svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
}

.social-link:hover {
    background: var(--primary);
    color: var(--bg-dark);
    border-color: var(--primary);
    transform: translateY(-3px);
}

/* ══════════════════════════════════════════════
CONTACT FORM
══════════════════════════════════════════════ */
.form-card {
padding: 3rem;
background: linear-gradient(145deg, rgba(45, 55, 72, 0.5), rgba(17, 24, 39, 0.9));
border: 1px solid rgba(45, 212, 191, 0.15);
box-shadow: 
0 25px 50px -12px rgba(0, 0, 0, 0.5),
0 0 0 1px rgba(45, 212, 191, 0.05),
inset 0 1px 0 rgba(255, 255, 255, 0.05);
border-radius: 24px;
position: relative;
overflow: hidden;
}

.form-card::before {
content: '';
position: absolute;
top: -60px;
left: -60px;
width: 200px;
height: 200px;
background: radial-gradient(circle, rgba(45, 212, 191, 0.08), transparent 70%);
pointer-events: none;
}

.form-title {
font-size: 1.8rem;
font-weight: 800;
margin-bottom: 2rem;
background: linear-gradient(135deg, #ffffff, #9ca3af);
-webkit-background-clip: text;
background-clip: text;
-webkit-text-fill-color: transparent;
position: relative;
}

.form-message {
padding: 1rem;
border-radius: 8px;
margin-bottom: 1.5rem;
display: none;
text-align: center;
font-weight: 600;
}

.form-message.success {
display: block;
background: rgba(45, 212, 191, 0.1);
border: 1px solid var(--primary);
color: var(--primary);
}

.form-message.error {
display: block;
background: rgba(239, 68, 68, 0.1);
border: 1px solid #ef4444;
color: #ef4444;
}

.elegant-form-group {
position: relative;
margin-bottom: 1.5rem;
}

.input-icon {
position: absolute;
left: 1.25rem;
top: 50%;
transform: translateY(-50%);
color: var(--text-secondary);
pointer-events: none;
transition: color 0.3s ease;
display: flex;
z-index: 1;
}

.input-icon--top {
top: 1.25rem;
transform: none;
}

.form-input,
.form-select {
width: 100%;
background: rgba(255, 255, 255, 0.04);
border: 1px solid rgba(255, 255, 255, 0.1);
border-radius: 12px;
padding: 1.1rem 1.25rem 1.1rem 3.25rem;
color: var(--text-primary);
font-size: 1rem;
font-family: inherit;
transition: border-color 0.6s ease, box-shadow 0.6s ease, background 0.6s ease;
}

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

.form-input::placeholder {
color: rgba(156, 163, 175, 0.5);
}

.form-input:focus,
.form-select:focus {
outline: none;
background: rgba(45, 212, 191, 0.04);
border-color: rgba(45, 212, 191, 0.5);
box-shadow: 
0 0 0 4px rgba(45, 212, 191, 0.08),
0 2px 8px rgba(0, 0, 0, 0.2);
}

.elegant-form-group:focus-within .input-icon {
color: var(--primary);
}

.form-select {
appearance: none;
background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%239ca3af' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
background-repeat: no-repeat;
background-position: right 1.25rem center;
cursor: pointer;
}

.form-select option {
background: var(--bg-medium);
color: var(--text-primary);
}

.form-submit {
width: 100%;
padding: 1.1rem;
background: linear-gradient(135deg, var(--primary), #0d9488);
color: #000;
border: none;
border-radius: 12px;
font-weight: 700;
font-size: 1.05rem;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
gap: 0.75rem;
margin-top: 2rem;
position: relative;
overflow: hidden;
letter-spacing: 0.03em;
transition: box-shadow 0.3s ease, transform 0.2s ease;
}

.form-submit::before {
content: '';
position: absolute;
top: 0;
left: -100%;
width: 60%;
height: 100%;
background: linear-gradient(
120deg,
transparent,
rgba(255, 255, 255, 0.25),
transparent
);
transition: left 0.5s ease;
pointer-events: none;
}

.form-submit:hover {
transform: translateY(-2px);
box-shadow: 
0 8px 25px rgba(45, 212, 191, 0.4),
0 0 0 1px rgba(45, 212, 191, 0.2);
}

.form-submit:hover::before {
left: 150%;
}

.form-submit:active {
transform: translateY(0);
box-shadow: 0 4px 12px rgba(45, 212, 191, 0.3);
}

/* ── Light Mode ── */
[data-theme="light"] .form-card {
background: linear-gradient(145deg, #ffffff, #f8fafc);
border-color: rgba(45, 212, 191, 0.2);
box-shadow: 
0 25px 50px -12px rgba(0, 0, 0, 0.08),
0 0 0 1px rgba(45, 212, 191, 0.08);
}

[data-theme="light"] .form-card::before {
background: radial-gradient(circle, rgba(45, 212, 191, 0.06), transparent 70%);
}

[data-theme="light"] .form-title {
background: linear-gradient(135deg, #111827, #4b5563);
-webkit-background-clip: text;
background-clip: text;
-webkit-text-fill-color: transparent;
}

[data-theme="light"] .form-input,
[data-theme="light"] .form-select {
background: rgba(255, 255, 255, 0.8);
border-color: rgba(0, 0, 0, 0.1);
color: #111827;
}

[data-theme="light"] .form-input::placeholder {
color: rgba(107, 114, 128, 0.6);
}

[data-theme="light"] .form-input:focus,
[data-theme="light"] .form-select:focus {
background: #ffffff;
border-color: var(--primary);
box-shadow: 
0 0 0 4px rgba(45, 212, 191, 0.1),
0 2px 8px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .form-select option {
background: #ffffff;
color: #111827;
}


[data-theme="light"] {
    /* Core Variables - Already exist, but adding missing ones */
    --bg-dark: #ffffff;
    --bg-medium: #f3f4f6;
    --bg-light: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --border: #d1d5db;
    
    /* Add these NEW variables for light mode */
    --bg-card: rgba(255, 255, 255, 0.8);
    --border-hover: rgba(45, 212, 191, 0.5);
    --primary-glow: rgba(45, 212, 191, 0.15);
    --shadow-color: rgba(0, 0, 0, 0.1);
}

/* Fix Navigation in Light Mode */
[data-theme="light"] nav {
    background: rgba(255, 255, 255, 0.95);
    border-bottom-color: #e5e7eb;
}

/* Fix Education Timeline in Light Mode */
[data-theme="light"] .education-item::before {
    border-color: #ffffff; /* Match light background */
    box-shadow: 0 0 0 4px #f3f4f6; /* Match bg-medium */
}

/* Fix Skill Cards in Light Mode */
[data-theme="light"] .skill-card {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .skill-card:hover {
    border-color: rgba(45, 212, 191, 0.4);
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.08),
        0 0 0 1px rgba(45, 212, 191, 0.15);
}

[data-theme="light"] .skill-icon {
    background: rgba(45, 212, 191, 0.12);
    border-color: rgba(45, 212, 191, 0.25);
}

[data-theme="light"] .skill-pill {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.08);
    color: #4b5563;
}

[data-theme="light"] .skill-pill:hover {
    background: rgba(45, 212, 191, 0.15);
    border-color: rgba(45, 212, 191, 0.4);
    color: #0f766e;
}

/* Fix Language Cards in Light Mode */
[data-theme="light"] .language-row {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .language-row:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(45, 212, 191, 0.3);
}

[data-theme="light"] .language-flag {
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .proficiency-badge {
    background: rgba(45, 212, 191, 0.12);
    border-color: rgba(45, 212, 191, 0.3);
}

[data-theme="light"] .proficiency-badge.secondary {
    background: transparent;
    border-color: rgba(0, 0, 0, 0.15);
    color: #6b7280;
}

/* Fix Contact Form in Light Mode */
[data-theme="light"] .form-card {
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .form-input {
    border-bottom-color: rgba(0, 0, 0, 0.15);
    color: #111827;
}

[data-theme="light"] .form-input:focus {
    border-bottom-color: var(--primary);
}

[data-theme="light"] .form-select {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.1);
    color: #111827;
}

[data-theme="light"] .form-select option {
    background: #ffffff;
    color: #111827;
}

[data-theme="light"] .submit-btn {
    border-color: rgba(0, 0, 0, 0.15);
    color: #111827;
}

[data-theme="light"] .submit-btn:hover {
    color: #000;
    border-color: var(--primary);
}

/* Fix Social Links in Light Mode */
[data-theme="light"] .social-link {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .social-link:hover {
    background: rgba(45, 212, 191, 0.1);
    border-color: rgba(45, 212, 191, 0.3);
}

[data-theme="light"] .social-link svg {
    fill: #6b7280;
}

[data-theme="light"] .social-link:hover svg {
    fill: var(--primary);
}

/* Fix Availability Badge in Light Mode */
[data-theme="light"] .availability-badge {
    background: rgba(45, 212, 191, 0.08);
    border-color: rgba(45, 212, 191, 0.25);
}

/* Fix Publications/Experience Cards in Light Mode */
[data-theme="light"] .publication-item,
[data-theme="light"] .project-card,
[data-theme="light"] .experience-item,
[data-theme="light"] .service-item,
[data-theme="light"] .talk-card,
[data-theme="light"] .conference-item {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .publication-item:hover,
[data-theme="light"] .project-card:hover,
[data-theme="light"] .talk-card:hover,
[data-theme="light"] .conference-item:hover {
    border-color: rgba(45, 212, 191, 0.3);
}

/* Fix Education Cards in Light Mode */
[data-theme="light"] .education-header {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .education-header:hover {
    border-color: rgba(45, 212, 191, 0.3);
}

[data-theme="light"] .education-location {
    background: rgba(0, 0, 0, 0.03);
}

/* Fix Testimonials in Light Mode */
[data-theme="light"] .testimonial-card {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .testimonial-quote {
    color: var(--primary);
    opacity: 0.15;
}

[data-theme="light"] .testimonial-avatar {
    background: var(--primary);
    color: #000;
}

/* Fix Certifications in Light Mode */
[data-theme="light"] .cert-card {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .cert-card:hover {
    border-color: rgba(45, 212, 191, 0.3);
}

/* Fix Gallery Items in Light Mode */
[data-theme="light"] .gallery-item {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .gallery-item:hover {
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

/* Fix Awards in Light Mode */
[data-theme="light"] .award-card {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(0, 0, 0, 0.08);
}

/* Fix Training Items in Light Mode */
[data-theme="light"] .training-item {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(0, 0, 0, 0.1);
}

/* Fix Theme Toggle Button in Light Mode */
[data-theme="light"] .theme-toggle {
    background: rgba(0, 0, 0, 0.05);
    border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .theme-toggle:hover {
    background: var(--primary);
    color: #000;
}

/* Fix Scroll to Top Button in Light Mode */
[data-theme="light"] .scroll-top {
    box-shadow: 0 4px 20px rgba(45, 212, 191, 0.2);
}

/* Fix Profile Placeholder in Light Mode */
[data-theme="light"] .profile-placeholder {
    background: rgba(0, 0, 0, 0.05);
}

/* Fix Honor Badges in Light Mode */
[data-theme="light"] .honor-badge {
    background: rgba(249, 115, 22, 0.12);
    border-color: rgba(249, 115, 22, 0.25);
}

/* Fix Section Labels/Badges in Light Mode */
[data-theme="light"] .section-badge,
[data-theme="light"] .education-badge {
    background: rgba(45, 212, 191, 0.12);
    border-color: rgba(45, 212, 191, 0.25);
}

/* Fix Talk Date Badges in Light Mode */
[data-theme="light"] .talk-date-badge {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(45, 212, 191, 0.3);
}

/* Ensure Text Contrast in Light Mode */
[data-theme="light"] .skill-pill {
    color: #4b5563;
}

[data-theme="light"] .skill-pill:hover {
    color: #0f766e;
}

/* Fix Any Remaining Dark Backgrounds */
[data-theme="light"] .bg-card {
    background: rgba(255, 255, 255, 0.6) !important;
}

/* Fix Form Messages in Light Mode */
[data-theme="light"] .form-message.success {
    background: rgba(45, 212, 191, 0.12);
    border-color: var(--primary);
}

[data-theme="light"] .form-message.error {
    background: rgba(239, 68, 68, 0.12);
    border-color: #ef4444;
}

/* Fix Loading Screen in Light Mode */
[data-theme="light"] .loading-screen {
    background: #ffffff;
}

[data-theme="light"] .loader {
    border-color: #e5e7eb;
    border-top-color: var(--primary);
}

/* Fix Lightbox in Light Mode */
[data-theme="light"] .lightbox {
    background: rgba(255, 255, 255, 0.98);
}

/* Fix Footer in Light Mode */
[data-theme="light"] footer {
    border-top-color: #e5e7eb;
}

[data-theme="light"] .particle::before {
background: var(--primary);
box-shadow: 
0 0 15px rgba(45, 212, 191, 0.6),
0 0 30px rgba(45, 212, 191, 0.4),
0 0 50px rgba(45, 212, 191, 0.2);
}

[data-theme="light"] .particle {
    opacity: 0.5;
}
/* Grid overlay - lighter in light mode */
[data-theme="light"] .grid-overlay {
    background-image: 
        linear-gradient(rgba(45, 212, 191, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(45, 212, 191, 0.06) 1px, transparent 1px);
    opacity: 0.7;
}

/* ══════════════════════════════════════════════
ANIMATED BACKGROUND SYSTEM
══════════════════════════════════════════════ */

.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

/* Floating Particles */
.particle {
    position: absolute;
    width: 5px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.4;
    animation: float 20s infinite;
    box-shadow: 0 0 10px rgba(45, 212, 191, 0.5);
}

.particle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; animation-duration: 25s; }
.particle:nth-child(2) { left: 30%; top: 60%; animation-delay: 2s; animation-duration: 30s; }
.particle:nth-child(3) { left: 50%; top: 40%; animation-delay: 4s; animation-duration: 22s; }
.particle:nth-child(4) { left: 70%; top: 70%; animation-delay: 1s; animation-duration: 28s; }
.particle:nth-child(5) { left: 80%; top: 30%; animation-delay: 3s; animation-duration: 26s; }
.particle:nth-child(6) { left: 15%; top: 80%; animation-delay: 5s; animation-duration: 24s; }
.particle:nth-child(7) { left: 60%; top: 15%; animation-delay: 2.5s; animation-duration: 27s; }
.particle:nth-child(8) { left: 90%; top: 50%; animation-delay: 4.5s; animation-duration: 23s; }

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.4;
    }
    25% {
        transform: translate(30px, -50px) scale(1.2);
        opacity: 0.6;
    }
    50% {
        transform: translate(-30px, -100px) scale(0.8);
        opacity: 0.3;
    }
    75% {
        transform: translate(50px, -70px) scale(1.1);
        opacity: 0.5;
    }
    
}

/* ══════════════════════════════════════════════
VIDEO SECTION STYLES
══════════════════════════════════════════════ */

#videos {
    padding: 8rem 2rem;
    max-width: 1280px;
    margin: 0 auto;
}

/* Video Grid */
.video-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* Video Card */
.video-card {
    background: var(--bg-medium);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.video-card:hover {
    transform: translateY(-8px);
    border-color: #2dd4bf;
    box-shadow: 0 20px 40px rgba(45, 212, 191, 0.2);
}

/* Thumbnail Container */
.video-thumbnail {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: #000;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

/* Play Button Overlay */
.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.video-card:hover .video-overlay {
    background: rgba(0, 0, 0, 0.5);
}

.play-button {
    width: 80px;
    height: 80px;
    background: rgba(45, 212, 191, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.video-card:hover .play-button {
    background: #2dd4bf;
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(45, 212, 191, 0.6);
}

.play-button svg {
    width: 32px;
    height: 32px;
    fill: #000;
    margin-left: 4px;
}

/* Video Info */
.video-info {
    padding: 1.5rem;
}

.video-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);

}

.video-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.video-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    background: rgba(45, 212, 191, 0.1);
    border: 1px solid rgba(45, 212, 191, 0.2);
    color: var(--primary);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.video-badge svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

/* Video Modal */
.video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.video-modal.active {
    display: flex !important;
}

.video-modal-content {
    width: 100%;
    max-width: 1200px;
    aspect-ratio: 16/9;
    background: #000;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

.video-player {
    width: 100%;
    height: 100%;
}

.video-player iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.close-button {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 50px;
    height: 50px;
    background: rgba(45, 212, 191, 0.9);
    color: #000;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    cursor: pointer;
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.close-button:hover {
    background: #2dd4bf;
    transform: scale(1.1) rotate(90deg);
}

/* Light Mode Support */
[data-theme="light"] .video-card {
    background: rgba(255, 255, 255, 0.6);
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .video-card:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(45, 212, 191, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .video-title {
    color: #111827;
}

[data-theme="light"] .video-description {
    color: #6b7280;
}

[data-theme="light"] .video-overlay {
    background: rgba(255, 255, 255, 0.3);
}

[data-theme="light"] .video-card:hover .video-overlay {
    background: rgba(255, 255, 255, 0.5);
}

/* ============================================
UNIFIED MOBILE RESPONSIVENESS
============================================ */
@media (max-width: 968px) {

    .reveal {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
    .reveal.active {
        opacity: 1 !important;
        transform: none !important;
    }


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

    section { 
        padding: 2.5rem 1.25rem; 
    }

    /* Hero */
    .hero { 
        padding: 5rem 1.25rem 3rem; 
        min-height: auto;
        text-align: center;
    }
    .hero-container { 
        grid-template-columns: 1fr; 
        gap: 2rem; 
    }
    .hero-image { 
        order: -1;
        display: flex;
        justify-content: center;
    }
    .profile-pic, .profile-placeholder { 
        width: 180px; 
        height: 180px; 
    }
    .hero-title { font-size: 2.5rem; }
    .hero-description { 
        text-align: center;
        margin: 0 auto 2rem;
    }
    .hero-buttons { 
        flex-direction: column; 
        width: 100%; 
        gap: 1rem;
        align-items: center;
    }
    .hero-buttons .btn { width: 100%; }

    /* Navigation */
    .mobile-menu-btn { display: block; }
    .theme-toggle { display: none; }
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 80%;
        max-width: 320px;
        background: var(--bg-dark);
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        padding: 5rem 2rem 2rem;
        transition: right 0.3s ease;
        border-left: 1px solid var(--border);
        z-index: 999;
        overflow-y: auto;
    }
    .nav-links.active { right: 0; }
    .nav-links li { 
        width: 100%; 
        border-bottom: 1px solid var(--border); 
    }
    .nav-links a { 
        display: block; 
        padding: 0.9rem 0; 
        font-size: 1.05rem;
        color: var(--text-primary);
    }

    /* Dropdowns inside mobile nav */
    .nav-dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: transparent;
        border: none;
        box-shadow: none;
        padding: 0 0 0.5rem 1rem;
        margin-top: 0;
        display: none;
    }
    .nav-dropdown.open .nav-dropdown-menu { display: block; }

    /* Education & Experience timeline */
    .education-timeline { padding-left: 1.5rem; }
    .education-timeline::before { left: 0; }
    .education-item { 
        padding-left: 1rem; 
        margin-bottom: 2.5rem; 
    }
    .education-item::before { 
        left: -1.9rem;
        width: 12px; 
        height: 12px; 
        top: 0.5rem; 
    }
    .experience-item { padding-left: 1.5rem; }
    .experience-item::before { left: -5px; }

    /* Single column grids */
    .skills-grid, 
    .projects-grid, 
    .testimonials-grid, 
    .cert-grid, 
    .awards-grid, 
    .gallery-grid, 
    .video-gallery {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    .training-list {
        grid-template-columns: 1fr;
        gap: 0.75rem;
        max-width: 100%;
        margin: 1rem 0 0;
    }

    /* Card padding */
    .skill-card { min-height: auto; padding: 1.5rem; }
    .testimonial-card, 
    .project-card, 
    .talk-card, 
    .service-item, 
    .form-card { padding: 1.5rem; }

    /* Talks & Conferences */
    .talk-header { 
        flex-direction: column; 
        align-items: flex-start;
        gap: 1rem; 
    }
    .talk-date-badge { width: auto; }
    .conference-item { 
        flex-direction: column; 
        gap: 1rem; 
    }

    /* Languages */
    .language-row { 
        grid-template-columns: 1fr; 
        text-align: center; 
        gap: 0.75rem; 
        padding: 1.25rem; 
    }
    .language-flag-elegant { justify-content: center; }
    .language-proficiency-elegant { text-align: center; }
    .language-row:hover .language-name-elegant,
    .language-row:hover .language-desc-elegant { transform: none; }

    /* Contact */
    .contact-grid { 
        grid-template-columns: 1fr; 
        gap: 2.5rem; 
    }
    .contact-cards-grid { 
        grid-template-columns: 1fr; 
        gap: 1rem; 
    }
    .contact-editorial { text-align: center; align-items: center; }
    .contact-editorial::before { margin: 0 auto 1.5rem; }
    .contact-description { max-width: 100%; padding: 0; }
    .social-links { justify-content: center; }
    .contact-headline { font-size: 2rem; }

    /* Videos */
    #videos { padding: 2.5rem 1.25rem; }
    .video-modal { padding: 1rem; }
    .play-button { width: 60px; height: 60px; }
    .play-button svg { width: 24px; height: 24px; }

    /* Kill sticky hover effects on touch */
    .experience-item:hover,
    .education-header:hover,
    .talk-card:hover,
    .service-item:hover,
    .publication-item:hover,
    .gallery-item:hover,

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    .stat-card {
        min-height: 100px;
        padding: 1.25rem 0.75rem;
    }
    .stat-value {
        font-size: 1.75rem;
    }

    .form-card {
        padding: 1.75rem 1.25rem;
    }

.modern-footer {
        padding: 2.5rem 1.25rem 1.5rem;
    }
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    .footer-brand {
        grid-column: 1 / -1;
        text-align: center;
        max-width: 100%;
    }
    .footer-brand .footer-location {
        justify-content: center;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 0.25rem;
        margin-top: 1.5rem;
    }
.footer-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    object-position: top;
    border: 2px solid var(--primary);
    display: block;
}
}

.footer-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    object-position: top;
    border: 2px solid var(--primary);
    display: block;
}

/* ============================================
SCROLL REVEAL ANIMATIONS (Hooks into your existing JS)
============================================ */

/* 1. Base Hidden State */
.reveal {
    opacity: 0;
    /* Start slightly pushed down and shrunk for a premium "pop-in" effect */
    transform: translateY(40px) scale(0.98); 
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform; /* Performance optimization */
}

/* 2. Active Visible State (Triggered when scrolled into view) */
.reveal.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* 3. Cascading Delays for Grids */
/* This makes cards pop up one after the other instead of all at once */
.reveal.active .skill-card:nth-child(1), .reveal.active .project-card:nth-child(1), .reveal.active .experience-item:nth-child(1) { transition-delay: 0.1s; }
.reveal.active .skill-card:nth-child(2), .reveal.active .project-card:nth-child(2), .reveal.active .experience-item:nth-child(2) { transition-delay: 0.2s; }
.reveal.active .skill-card:nth-child(3), .reveal.active .project-card:nth-child(3), .reveal.active .experience-item:nth-child(3) { transition-delay: 0.3s; }
.reveal.active .skill-card:nth-child(4), .reveal.active .project-card:nth-child(4), .reveal.active .experience-item:nth-child(4) { transition-delay: 0.4s; }
.reveal.active .skill-card:nth-child(5), .reveal.active .project-card:nth-child(5), .reveal.active .experience-item:nth-child(5) { transition-delay: 0.5s; }
.reveal.active .skill-card:nth-child(6), .reveal.active .project-card:nth-child(6), .reveal.active .experience-item:nth-child(6) { transition-delay: 0.6s; }

/* 4. Native Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* ============================================
MODERN ABOUT SECTION
============================================ */

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Stats Grid */
.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.stat-card {
    padding: 1.75rem 1rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 130px;
}

.stat-value {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-family: 'Space Mono', monospace;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}
.stat-card-link .stat-card {
    transition: all 0.3s ease;
}
.stat-card-link:hover .stat-card {
    border-color: var(--primary);
    transform: translateY(-4px);
}