:root {
    --gold: #C4A265;
    --gold-light: #D4B98A;
    --gold-dark: #A8873E;
    --charcoal: #2C2C2C;
    --charcoal-light: #4A4A4A;
    --cream: #FAF7F2;
    --cream-dark: #F0EBE1;
    --white: #FFFFFF;
    --text: #3A3A3A;
    --text-light: #6B6B6B;
    --border: #E8E2D8;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text);
    background: var(--cream);
    line-height: 1.7;
    font-weight: 300;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    color: var(--charcoal);
}

/* ── Navigation ── */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(250, 247, 242, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow 0.3s ease;
}

nav.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.nav-logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--charcoal);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-logo span {
    color: var(--gold);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-light);
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

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

/* Data dropdown */
.nav-dropdown {
    position: relative;
}
.nav-dropdown-trigger {
    cursor: pointer;
}
.nav-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--white, #fff);
    border: 1px solid var(--border, #E8E2D8);
    border-radius: 8px;
    padding: 8px 0;
    min-width: 220px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    list-style: none;
    z-index: 1001;
    margin-top: 0;
}
/* Invisible bridge so hover doesn't break when moving to menu */
.nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -12px;
    left: 0;
    right: 0;
    height: 12px;
}
.nav-dropdown:hover .nav-dropdown-menu {
    display: block;
}
.nav-dropdown-menu li a {
    display: block;
    padding: 10px 20px;
    font-size: 0.82rem;
    text-transform: none;
    letter-spacing: 0;
    color: var(--text, #3A3A3A);
    white-space: nowrap;
}
.nav-dropdown-menu li a:hover {
    background: var(--cream-dark, #F0EBE1);
    color: var(--gold, #C4A265);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--charcoal);
    transition: 0.3s ease;
}

/* ── Hero ── */
.hero {
    min-height: auto;
    display: flex;
    align-items: center;
    padding: 110px 2rem 60px;
    background: linear-gradient(135deg, var(--cream) 0%, var(--cream-dark) 50%, var(--cream) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(196, 162, 101, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-text {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards 0.3s;
}

.hero-label {
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 1rem;
    font-weight: 500;
}

.hero h1 {
    font-size: 3rem;
    line-height: 1.15;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.hero h1 em {
    font-style: italic;
    color: var(--gold);
    font-weight: 400;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    max-width: 480px;
    line-height: 1.8;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    background: var(--gold);
    color: var(--white);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hero-cta:hover {
    background: var(--gold-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(196, 162, 101, 0.3);
}

.hero-cta svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.hero-cta:hover svg {
    transform: translateX(4px);
}

.hero-image {
    display: flex;
    justify-content: center;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards 0.5s;
}

.hero-photo {
    width: 320px;
    height: 320px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
}

.hero-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-photo::after {
    display: none;
}

/* ── Sections ── */
.section {
    padding: 60px 2rem;
}

.section-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.section-label {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 500;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 2rem;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

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

.section-divider {
    width: 50px;
    height: 2px;
    background: var(--gold);
    margin: 1.5rem auto 0;
}

/* ── About ── */
.about {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1rem;
    color: var(--text-light);
    font-size: 1.02rem;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.stat {
    text-align: center;
    padding: 1.2rem;
    background: var(--cream);
    border-radius: 4px;
}

.stat-number {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    color: var(--gold);
    font-weight: 700;
    line-height: 1;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 0.5rem;
}

/* ── Services ── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.service-card {
    padding: 1.75rem 1.5rem;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 4px;
    transition: all 0.4s ease;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.06);
    border-color: var(--gold-light);
}

.service-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    background: var(--cream);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--gold);
    fill: none;
    stroke-width: 1.5;
}

.service-card h3 {
    font-size: 1.05rem;
    margin-bottom: 0.6rem;
    letter-spacing: -0.01em;
}

.service-card p {
    color: var(--text-light);
    font-size: 0.85rem;
    line-height: 1.6;
}

/* ── Experience ── */
.experience {
    background: var(--white);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--border);
}

.timeline-item {
    position: relative;
    padding-left: 2.5rem;
    padding-bottom: 2rem;
}

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

.timeline-item::before {
    content: '';
    position: absolute;
    left: -4px;
    top: 6px;
    width: 9px;
    height: 9px;
    background: var(--gold);
    border-radius: 50%;
}

.timeline-period {
    font-size: 0.78rem;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 500;
    margin-bottom: 0.4rem;
}

.timeline-header {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 0.25rem;
}

.company-logo {
    width: 80px;
    height: 44px;
    object-fit: contain;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.company-logo-placeholder {
    width: 80px;
    height: 44px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cream);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: 'Playfair Display', serif;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gold);
}

.timeline-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.timeline-company {
    font-size: 0.95rem;
    color: var(--text-light);
    font-weight: 400;
    margin-bottom: 0.75rem;
}

.timeline-item p {
    color: var(--text-light);
    font-size: 0.92rem;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.timeline-tag {
    font-size: 0.72rem;
    padding: 0.3rem 0.8rem;
    background: var(--cream);
    border-radius: 20px;
    color: var(--text-light);
    letter-spacing: 0.03em;
}

/* ── Education ── */
.education-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.edu-card {
    padding: 1.75rem;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 4px;
    text-align: center;
    transition: all 0.3s ease;
}

.edu-card:hover {
    border-color: var(--gold-light);
}

.edu-logo {
    width: 64px;
    height: 64px;
    object-fit: contain;
    margin-bottom: 0.75rem;
}

.edu-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.edu-degree {
    color: var(--gold);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.edu-detail {
    color: var(--text-light);
    font-size: 0.88rem;
}

.credentials {
    text-align: center;
    margin-top: 2rem;
}

.credentials h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.credentials p {
    color: var(--text-light);
    font-size: 0.92rem;
}

.languages {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1.5rem;
}

.lang-badge {
    padding: 0.4rem 1.2rem;
    background: var(--cream);
    border-radius: 20px;
    font-size: 0.82rem;
    color: var(--text-light);
}

/* ── Publications ── */
.publications {
    background: var(--white);
}

.pub-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.pub-item {
    padding: 1.5rem;
    background: var(--cream);
    border-left: 3px solid var(--gold);
    border-radius: 0 4px 4px 0;
    transition: all 0.3s ease;
}

.pub-item:hover {
    transform: translateX(4px);
}

.pub-type {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gold);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.pub-item h3 {
    font-size: 1.05rem;
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

.pub-item p {
    color: var(--text-light);
    font-size: 0.88rem;
}

/* ── Testimonials ── */
.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.testimonial-card {
    padding: 1.75rem;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 4px;
    position: relative;
}

.testimonial-quote {
    font-family: 'Playfair Display', serif;
    font-size: 2.5rem;
    color: var(--gold-light);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.testimonial-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial-author {
    font-weight: 500;
    font-size: 0.88rem;
    color: var(--charcoal);
}

.testimonial-role {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* ── Contact ── */
.contact {
    background: var(--charcoal);
    color: var(--cream);
}

.contact .section-label {
    color: var(--gold-light);
}

.contact .section-header h2 {
    color: var(--cream);
}

.contact .section-header p {
    color: rgba(250, 247, 242, 0.6);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 900px;
    margin: 0 auto;
}

.contact-info h3 {
    color: var(--cream);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item svg {
    width: 20px;
    height: 20px;
    stroke: var(--gold);
    fill: none;
    stroke-width: 1.5;
    flex-shrink: 0;
}

.contact-item a {
    color: rgba(250, 247, 242, 0.8);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--gold-light);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 2px;
    color: var(--cream);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    font-weight: 300;
    transition: border-color 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(250, 247, 242, 0.35);
}

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

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

.form-submit {
    padding: 1rem 2.5rem;
    background: var(--gold);
    color: var(--white);
    border: none;
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 2px;
    transition: all 0.3s ease;
    align-self: flex-start;
}

.form-submit:hover {
    background: var(--gold-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(196, 162, 101, 0.3);
}

/* ── Footer ── */
footer {
    background: var(--charcoal);
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 2rem;
    text-align: center;
}

footer p {
    color: rgba(250, 247, 242, 0.4);
    font-size: 0.8rem;
}

/* ── Animations ── */
@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(25px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--cream);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        border-bottom: 1px solid var(--border);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-dropdown-menu {
        display: block;
        position: static;
        transform: none;
        background: transparent;
        border: none;
        box-shadow: none;
        padding: 4px 0 0 1rem;
        min-width: 0;
        margin-top: 0;
    }
    .nav-dropdown-menu li a {
        padding: 8px 0;
        font-size: 0.8rem;
        color: var(--text-light);
    }
    .nav-dropdown-menu li a:hover {
        background: transparent;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        margin: 0 auto 2.5rem;
    }

    .hero-photo {
        width: 260px;
        height: 260px;
    }

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

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

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

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

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

    .section {
        padding: 50px 1.5rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }
}

/* ══════════════════════════════════════════════════
   ACADEMIC THEME — Scientific / University Faculty
   ══════════════════════════════════════════════════ */

/* ── Palette ── */
[data-theme="academic"] {
    --gold: #1a5276;
    --gold-light: #2e86c1;
    --gold-dark: #154360;
    --charcoal: #1c2833;
    --charcoal-light: #2c3e50;
    --cream: #f8f9fa;
    --cream-dark: #eef1f4;
    --white: #FFFFFF;
    --text: #2c3e50;
    --text-light: #566573;
    --border: #d5dbdb;
}

/* ── Typography — scholarly fonts ── */
[data-theme="academic"] body {
    font-family: 'Source Sans 3', sans-serif;
    line-height: 1.75;
    font-weight: 400;
}

[data-theme="academic"] h1,
[data-theme="academic"] h2,
[data-theme="academic"] h3,
[data-theme="academic"] h4 {
    font-family: 'Merriweather', serif;
    letter-spacing: -0.01em;
}

[data-theme="academic"] .nav-logo {
    font-family: 'Merriweather', serif;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
}

[data-theme="academic"] .testimonial-quote {
    font-family: 'Merriweather', serif;
}

[data-theme="academic"] .stat-number {
    font-family: 'Merriweather', serif;
}

/* ── Navigation — clean academic bar with underline accents ── */
[data-theme="academic"] nav {
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 2px solid #1a5276;
}

[data-theme="academic"] nav.scrolled {
    box-shadow: 0 2px 12px rgba(26, 82, 118, 0.08);
}

[data-theme="academic"] .nav-links a {
    font-weight: 500;
    letter-spacing: 0.04em;
    position: relative;
}

[data-theme="academic"] .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2e86c1;
    transition: width 0.3s ease;
}

[data-theme="academic"] .nav-links a:hover::after {
    width: 100%;
}

[data-theme="academic"] .nav-links a:hover {
    color: #1a5276;
}
[data-theme="academic"] .nav-dropdown-menu {
    background: #fff;
    border-color: #1a5276;
}
[data-theme="academic"] .nav-dropdown-menu li a:hover {
    background: #eef4f8;
    color: #1a5276;
}

/* ── Hero — structured academic layout, no decorative gradient ── */
[data-theme="academic"] .hero {
    background: #FFFFFF;
    padding: 120px 2rem 50px;
}

[data-theme="academic"] .hero::before {
    display: none;
}

[data-theme="academic"] .hero-label {
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    color: #2e86c1;
    border-bottom: 1px solid #d5dbdb;
    padding-bottom: 0.5rem;
    display: inline-block;
}

[data-theme="academic"] .hero h1 {
    font-size: 2.6rem;
    line-height: 1.25;
    letter-spacing: -0.015em;
}

[data-theme="academic"] .hero h1 em {
    color: #2e86c1;
    font-style: normal;
    font-weight: 400;
    font-size: 0.75em;
    display: block;
    margin-top: 0.2rem;
}

[data-theme="academic"] .hero-subtitle {
    font-size: 1.02rem;
    line-height: 1.85;
    border-left: 3px solid #2e86c1;
    padding-left: 1rem;
    max-width: 520px;
}

[data-theme="academic"] .hero-cta {
    border-radius: 4px;
    letter-spacing: 0.05em;
    font-size: 0.82rem;
    padding: 0.85rem 2rem;
}

[data-theme="academic"] .hero-cta:hover {
    box-shadow: 0 6px 20px rgba(26, 82, 118, 0.25);
}

[data-theme="academic"] .hero-photo {
    border-radius: 50%;
    box-shadow: 0 10px 40px rgba(26, 82, 118, 0.12);
    border: 3px solid #d5dbdb;
}

[data-theme="academic"] .hero-photo img {
    border-radius: 50%;
}

/* ── Sections — academic paper-like feel ── */
[data-theme="academic"] .section-label {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: #2e86c1;
}

[data-theme="academic"] .section-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
}

[data-theme="academic"] .section-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #1a5276, #2e86c1);
    border-radius: 2px;
}

/* ── About — left-aligned academic bio style ── */
[data-theme="academic"] .about {
    background: #FFFFFF;
    border-top: 1px solid #eef1f4;
}

[data-theme="academic"] .about-text p {
    font-size: 1rem;
    text-align: justify;
    hyphens: auto;
}

[data-theme="academic"] .stat {
    background: #FFFFFF;
    border: 1px solid #d5dbdb;
    border-radius: 2px;
    border-top: 3px solid #1a5276;
}

[data-theme="academic"] .stat-number {
    font-size: 1.8rem;
}

/* ── Services — clean bordered cards, no hover lift ── */
[data-theme="academic"] .service-card {
    border-radius: 2px;
    text-align: left;
    border-top: 3px solid #1a5276;
}

[data-theme="academic"] .service-card:hover {
    transform: none;
    box-shadow: 0 4px 16px rgba(26, 82, 118, 0.08);
    border-color: #2e86c1;
    border-top-color: #2e86c1;
}

[data-theme="academic"] .service-icon {
    background: #eef1f4;
    border-radius: 4px;
    margin: 0 0 1rem 0;
}

[data-theme="academic"] .service-card h3 {
    font-size: 1rem;
    text-align: left;
}

[data-theme="academic"] .service-card p {
    text-align: left;
}

/* ── Logos — academic adjustments ── */
[data-theme="academic"] .edu-logo {
    width: 56px;
    height: 56px;
}

[data-theme="academic"] .company-logo {
    width: 72px;
    height: 40px;
}

[data-theme="academic"] .company-logo-placeholder {
    background: #eef1f4;
    border-color: #d5dbdb;
    color: #1a5276;
    border-radius: 2px;
}

/* ── Experience — structured CV-like timeline ── */
[data-theme="academic"] .experience {
    background: #FFFFFF;
    border-top: 1px solid #eef1f4;
}

[data-theme="academic"] .timeline::before {
    width: 2px;
    background: linear-gradient(180deg, #1a5276, #85c1e9, #1a5276);
}

[data-theme="academic"] .timeline-item::before {
    width: 10px;
    height: 10px;
    background: #FFFFFF;
    border: 2px solid #1a5276;
    left: -5px;
}

[data-theme="academic"] .timeline-period {
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

[data-theme="academic"] .timeline-tag {
    background: #eef1f4;
    border: 1px solid #d5dbdb;
    border-radius: 2px;
    font-weight: 500;
}

/* ── Education — structured with top border ── */
[data-theme="academic"] .edu-card {
    border-radius: 2px;
    border-top: 3px solid #1a5276;
    text-align: left;
    padding: 1.5rem;
}

[data-theme="academic"] .edu-card:hover {
    border-color: #d5dbdb;
    border-top-color: #2e86c1;
    box-shadow: 0 4px 16px rgba(26, 82, 118, 0.06);
}

[data-theme="academic"] .edu-card h3 {
    font-size: 1.1rem;
    text-align: left;
}

[data-theme="academic"] .edu-degree {
    font-weight: 600;
    text-align: left;
}

[data-theme="academic"] .edu-detail {
    text-align: left;
    line-height: 1.7;
}

[data-theme="academic"] .lang-badge {
    border-radius: 2px;
    border: 1px solid #d5dbdb;
    background: #FFFFFF;
    font-weight: 500;
}

/* ── Publications — journal article style ── */
[data-theme="academic"] .publications {
    background: #FFFFFF;
    border-top: 1px solid #eef1f4;
}

[data-theme="academic"] .pub-item {
    background: #FFFFFF;
    border: 1px solid #d5dbdb;
    border-left: 4px solid #1a5276;
    border-radius: 0;
    padding: 1.5rem 1.5rem 1.5rem 1.75rem;
}

[data-theme="academic"] .pub-item:hover {
    transform: none;
    border-left-color: #2e86c1;
    box-shadow: 0 2px 12px rgba(26, 82, 118, 0.06);
}

[data-theme="academic"] .pub-type {
    font-weight: 600;
    color: #2e86c1;
}

[data-theme="academic"] .pub-item h3 {
    font-size: 1rem;
    font-style: italic;
    font-weight: 400;
}

/* ── Testimonials — academic quote style ── */
[data-theme="academic"] .testimonial-card {
    border-radius: 2px;
    border-left: 4px solid #1a5276;
}

[data-theme="academic"] .testimonial-quote {
    color: #2e86c1;
    font-size: 2rem;
}

[data-theme="academic"] .testimonial-card p {
    font-style: italic;
    font-size: 0.92rem;
}

[data-theme="academic"] .testimonial-author {
    font-weight: 600;
    font-size: 0.85rem;
}

/* ── Contact — academic footer contact ── */
[data-theme="academic"] .contact {
    background: #1c2833;
}

[data-theme="academic"] .form-group input,
[data-theme="academic"] .form-group textarea {
    font-family: 'Source Sans 3', sans-serif;
    border-radius: 2px;
}

[data-theme="academic"] .form-submit {
    border-radius: 4px;
    letter-spacing: 0.06em;
}

[data-theme="academic"] .form-submit:hover {
    box-shadow: 0 6px 20px rgba(26, 82, 118, 0.3);
}

[data-theme="academic"] .contact-item a:hover {
    color: #85c1e9;
}

/* ── Footer ── */
[data-theme="academic"] footer {
    background: #1c2833;
    border-top: 2px solid #1a5276;
}

/* ── Mobile nav background ── */
[data-theme="academic"] .nav-links {
    background: var(--cream);
}

/* ── Exec-only elements: hidden by default ── */
.exec-only {
    display: none !important;
}

.hero-subtitle-exec {
    display: none !important;
}

[data-theme="executive"] .exec-only {
    display: block !important;
}

[data-theme="executive"] .hero-subtitle-exec {
    display: block !important;
}

/* Show pub links in academic theme too */
[data-theme="academic"] .pub-links {
    display: flex !important;
}

[data-theme="academic"] .pub-links a {
    background: #1a5276;
    color: #fff;
}

[data-theme="academic"] .pub-links a:hover {
    background: #2e86c1;
}

[data-theme="executive"] .hero-subtitle:not(.hero-subtitle-exec) {
    display: none !important;
}

/* Exec-only service cards need grid display */
[data-theme="executive"] .service-card.exec-only {
    display: block !important;
}

/* Publication links */
.pub-links {
    display: flex;
    gap: 1rem;
    margin-top: 0.75rem;
}

.pub-links a {
    font-size: 0.8rem;
    font-weight: 500;
    text-decoration: none;
    padding: 0.3rem 0.8rem;
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* ══════════════════════════════════════════════════
   EXECUTIVE THEME — Corporate Advisory / Premium
   ══════════════════════════════════════════════════ */

/* ── Palette ── */
[data-theme="executive"] {
    --gold: #B8926A;
    --gold-light: #D4B896;
    --gold-dark: #9A7550;
    --charcoal: #1a1a2e;
    --charcoal-light: #2d2d44;
    --cream: #f5f5f7;
    --cream-dark: #ebebef;
    --white: #FFFFFF;
    --text: #2d2d44;
    --text-light: #5a5a72;
    --border: #d8d8e0;
}

/* ── Typography ── */
[data-theme="executive"] body {
    font-family: 'Inter', sans-serif;
    line-height: 1.75;
    font-weight: 300;
}

[data-theme="executive"] h1,
[data-theme="executive"] h2,
[data-theme="executive"] h3,
[data-theme="executive"] h4 {
    font-family: 'Playfair Display', serif;
    letter-spacing: -0.02em;
}

/* ── Navigation ── */
[data-theme="executive"] nav {
    background: rgba(26, 26, 46, 0.97);
    border-bottom: 1px solid rgba(184, 146, 106, 0.3);
    backdrop-filter: blur(12px);
}

[data-theme="executive"] nav.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

[data-theme="executive"] .nav-logo {
    color: #f5f5f7;
    font-family: 'Playfair Display', serif;
}

[data-theme="executive"] .nav-logo span {
    color: var(--gold);
}

[data-theme="executive"] .nav-links a {
    color: rgba(245, 245, 247, 0.7);
    font-weight: 400;
}

[data-theme="executive"] .nav-links a:hover {
    color: var(--gold-light);
}
[data-theme="executive"] .nav-dropdown-menu {
    background: #1a1a2e;
    border-color: rgba(184, 146, 106, 0.3);
}
[data-theme="executive"] .nav-dropdown-menu li a {
    color: rgba(245, 245, 247, 0.7);
}
[data-theme="executive"] .nav-dropdown-menu li a:hover {
    background: rgba(184, 146, 106, 0.1);
    color: var(--gold-light);
}

[data-theme="executive"] .nav-toggle span {
    background: #f5f5f7;
}

/* ── Hero ── */
[data-theme="executive"] .hero {
    background: linear-gradient(160deg, #1a1a2e 0%, #2d2d44 40%, #1a1a2e 100%);
    padding: 130px 2rem 80px;
    min-height: 90vh;
}

[data-theme="executive"] .hero::before {
    background: radial-gradient(circle at 70% 30%, rgba(184, 146, 106, 0.08) 0%, transparent 60%);
    display: block;
}

[data-theme="executive"] .hero-label {
    color: var(--gold);
    border: 1px solid rgba(184, 146, 106, 0.3);
    padding: 0.4rem 1rem;
    border-radius: 2px;
    display: inline-block;
}

[data-theme="executive"] .hero h1 {
    color: #f5f5f7;
    font-size: 3.2rem;
}

[data-theme="executive"] .hero h1 em {
    color: var(--gold);
}

[data-theme="executive"] .hero-subtitle {
    color: rgba(245, 245, 247, 0.7);
}

[data-theme="executive"] .hero-subtitle-exec {
    color: rgba(245, 245, 247, 0.65);
    font-size: 1rem;
    line-height: 1.85;
    border-left: 3px solid var(--gold);
    padding-left: 1.2rem;
    margin-top: 1rem;
}

[data-theme="executive"] .hero-cta {
    background: var(--gold);
    border-radius: 3px;
}

[data-theme="executive"] .hero-cta:hover {
    background: var(--gold-dark);
    box-shadow: 0 8px 30px rgba(184, 146, 106, 0.35);
}

[data-theme="executive"] .hero-photo {
    border-radius: 50%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    border: 3px solid rgba(184, 146, 106, 0.4);
}

[data-theme="executive"] .hero-photo img {
    border-radius: 50%;
}

/* ── Sections ── */
[data-theme="executive"] .section-label {
    color: var(--gold);
    font-weight: 500;
}

[data-theme="executive"] .section-divider {
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
}

/* ── About ── */
[data-theme="executive"] .about {
    background: var(--white);
}

[data-theme="executive"] .stat {
    background: #f5f5f7;
    border: 1px solid var(--border);
    border-top: 3px solid var(--gold);
    border-radius: 3px;
}

[data-theme="executive"] .stat-number {
    color: var(--gold);
}

/* ── Services ── */
[data-theme="executive"] .services-grid {
    grid-template-columns: repeat(4, 1fr);
}

[data-theme="executive"] .service-card {
    border-radius: 3px;
    border-top: 3px solid var(--gold);
}

[data-theme="executive"] .service-card:hover {
    border-color: var(--gold-light);
    border-top-color: var(--gold-light);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

/* ── Logos — executive adjustments ── */
[data-theme="executive"] .company-logo-placeholder {
    background: rgba(184, 146, 106, 0.1);
    border-color: rgba(184, 146, 106, 0.3);
    color: var(--gold);
    border-radius: 3px;
}

/* ── Experience ── */
[data-theme="executive"] .experience {
    background: var(--white);
}

[data-theme="executive"] .timeline::before {
    background: linear-gradient(180deg, var(--gold), var(--gold-light), var(--gold));
}

[data-theme="executive"] .timeline-item::before {
    background: var(--gold);
}

[data-theme="executive"] .timeline-period {
    color: var(--gold);
}

[data-theme="executive"] .timeline-tag {
    border: 1px solid var(--border);
    border-radius: 3px;
}

/* ── Education ── */
[data-theme="executive"] .edu-card {
    border-top: 3px solid var(--gold);
    border-radius: 3px;
}

[data-theme="executive"] .edu-card:hover {
    border-top-color: var(--gold-light);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

[data-theme="executive"] .lang-badge {
    border: 1px solid var(--border);
    border-radius: 3px;
    background: var(--white);
}

/* ── Publications ── */
[data-theme="executive"] .publications {
    background: var(--white);
}

[data-theme="executive"] .pub-item {
    border-left: 4px solid var(--gold);
}

[data-theme="executive"] .pub-item:hover {
    border-left-color: var(--gold-light);
}

[data-theme="executive"] .pub-links a {
    background: var(--gold);
    color: #fff;
}

[data-theme="executive"] .pub-links a:hover {
    background: var(--gold-dark);
}

/* ── New exec sections ── */
[data-theme="executive"] .capital-markets-content,
[data-theme="executive"] .advisory-content,
[data-theme="executive"] .speaking-content {
    max-width: 800px;
    margin: 0 auto;
}

[data-theme="executive"] .capital-markets-content p,
[data-theme="executive"] .advisory-content p,
[data-theme="executive"] .speaking-content p {
    color: var(--text-light);
    font-size: 1.02rem;
    line-height: 1.85;
    margin-bottom: 1rem;
}

[data-theme="executive"] #capital-markets {
    background: var(--white);
    border-top: 1px solid var(--border);
}

[data-theme="executive"] #advisory {
    background: var(--cream);
}

[data-theme="executive"] #speaking {
    background: var(--white);
    border-top: 1px solid var(--border);
}

/* ── Testimonials ── */
[data-theme="executive"] .testimonial-card {
    border-radius: 3px;
    border-left: 4px solid var(--gold);
}

[data-theme="executive"] .testimonial-quote {
    color: var(--gold-light);
}

/* ── Contact ── */
[data-theme="executive"] .contact {
    background: #1a1a2e;
}

[data-theme="executive"] .contact .section-label {
    color: var(--gold-light);
}

[data-theme="executive"] .contact .section-header h2 {
    color: #f5f5f7;
}

[data-theme="executive"] .contact .section-header p {
    color: rgba(245, 245, 247, 0.6);
}

[data-theme="executive"] .contact-info h3 {
    color: #f5f5f7;
}

[data-theme="executive"] .contact-item svg {
    stroke: var(--gold);
}

[data-theme="executive"] .contact-item a {
    color: rgba(245, 245, 247, 0.8);
}

[data-theme="executive"] .contact-item a:hover {
    color: var(--gold-light);
}

[data-theme="executive"] .form-submit:hover {
    box-shadow: 0 8px 25px rgba(184, 146, 106, 0.35);
}

/* ── Footer ── */
[data-theme="executive"] footer {
    background: #1a1a2e;
    border-top: 1px solid rgba(184, 146, 106, 0.2);
}

/* ── Mobile nav ── */
[data-theme="executive"] .nav-links {
    background: #1a1a2e;
    border-bottom: 1px solid rgba(184, 146, 106, 0.2);
}

/* ── Executive responsive ── */
@media (max-width: 1024px) {
    [data-theme="executive"] .services-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    [data-theme="executive"] .services-grid {
        grid-template-columns: 1fr;
    }
    [data-theme="executive"] .hero h1 {
        font-size: 2.5rem;
    }
    [data-theme="executive"] .hero {
        min-height: auto;
    }
}

/* ── Biotech Background Canvas ── */
#biotech-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.6s ease;
}

[data-theme="academic"] #biotech-canvas {
    opacity: 0.55;
}

[data-theme="executive"] #biotech-canvas {
    opacity: 0.2;
}

/* ── Theme Toggle ── */
.theme-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.2rem;
    border: 1px solid var(--border);
    border-radius: 50px;
    background: var(--white);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0,0,0,0.15);
}

.theme-toggle .toggle-icon {
    font-size: 1rem;
    line-height: 1;
}