/* ===================================
   CSS Reset & Base Styles
   =================================== */

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

:root {
    --navy: #1a3a52;
    --white: #ffffff;
    --warm-gray: #f5f5f5;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --accent: #2c5f7d;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Georgia', 'Times New Roman', serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

/* ===================================
   Typography
   =================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--navy);
}

/* ===================================
   Layout Containers
   =================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ===================================
   Navigation Bar
   =================================== */

.navbar {
    background-color: var(--navy);
    color: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
}

.nav-brand a:hover {
    color: var(--warm-gray);
}

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

.nav-menu a {
    color: var(--white);
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--warm-gray);
    border-bottom-color: var(--warm-gray);
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: var(--transition);
}

/* ===================================
   Hero Section
   =================================== */

.hero {
    background: linear-gradient(135deg, var(--navy) 0%, var(--accent) 100%);
    color: var(--white);
    padding: 6rem 1.5rem;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.hero-tagline {
    font-size: 1.5rem;
    font-style: italic;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-description {
    font-size: 1.125rem;
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.9;
}

/* ===================================
   Page Header (for interior pages)
   =================================== */

.page-header {
    background: linear-gradient(135deg, var(--navy) 0%, var(--accent) 100%);
    color: var(--white);
    padding: 4rem 1.5rem 3rem;
    text-align: center;
}

.page-header h1 {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    letter-spacing: -0.5px;
}

.page-subtitle {
    font-size: 1.25rem;
    font-style: italic;
    opacity: 0.95;
    margin: 0;
}

/* ===================================
   Content Section (for interior pages)
   =================================== */

.content-section {
    padding: 4rem 0;
    background-color: var(--white);
}

.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.lead {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--navy);
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.research-list {
    list-style: none;
    padding-left: 0;
    margin: 1.5rem 0 2rem;
}

.research-list li {
    padding-left: 2rem;
    margin-bottom: 1rem;
    position: relative;
    line-height: 1.7;
}

.research-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
    font-size: 1.2rem;
}

.founder-note {
    background-color: var(--warm-gray);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--navy);
    margin-top: 2.5rem;
}

.founder-note p {
    margin: 0;
    font-style: italic;
    color: var(--text-dark);
    line-height: 1.8;
}

.method-section {
    margin-bottom: 3rem;
}

.method-section h2 {
    color: var(--navy);
    font-size: 1.75rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--warm-gray);
}

.method-section p {
    margin-bottom: 1rem;
}

/* ===================================
   Studies Page Styles
   =================================== */

.studies-grid {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    margin-top: 2.5rem;
}

.study-card {
    background-color: var(--white);
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    overflow: hidden;
}

.study-card:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.study-header {
    background-color: var(--warm-gray);
    padding: 1.75rem 2rem;
    border-left: 4px solid var(--navy);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
}

.study-header h3 {
    color: var(--navy);
    margin: 0;
    font-size: 1.5rem;
    flex: 1;
    min-width: 250px;
}

.status-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.status-draft {
    background-color: #d4edda;
    color: #155724;
}

.status-in-progress {
    background-color: #fff3cd;
    color: #856404;
}

.status-published {
    background-color: #d1ecf1;
    color: #0c5460;
}

.study-content {
    padding: 2rem;
}

.study-field {
    margin-bottom: 1.75rem;
}

.study-field:last-child {
    margin-bottom: 0;
}

.study-field h4 {
    color: var(--accent);
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.study-field p {
    margin: 0;
    line-height: 1.7;
}

.observation-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.observation-list li {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    position: relative;
    line-height: 1.7;
}

.observation-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
    font-size: 1.5rem;
    line-height: 1.2;
}

.study-footer {
    padding: 1.5rem 2rem;
    background-color: var(--warm-gray);
    border-top: 1px solid #e0e0e0;
}

.study-button {
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 4px;
    border: none;
    background-color: var(--navy);
    color: var(--white);
    cursor: pointer;
    transition: var(--transition);
}

.study-button:hover:not(:disabled) {
    background-color: var(--accent);
    transform: translateY(-1px);
}

.study-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.study-button-disabled {
    background-color: var(--text-light);
}

.placeholder-note {
    background-color: var(--warm-gray);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
    margin-top: 3rem;
    text-align: center;
}

.placeholder-note p {
    margin: 0;
    font-style: italic;
    color: var(--text-dark);
    line-height: 1.8;
}

/* ===================================
   Drift Logs Page Styles
   =================================== */

.content-wrapper-wide {
    max-width: 1100px;
    margin: 0 auto;
}

.drift-log-section {
    margin: 3rem 0;
}

.drift-log-section h2 {
    color: var(--navy);
    font-size: 1.75rem;
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--warm-gray);
}

.table-container {
    overflow-x: auto;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.drift-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.drift-table thead {
    background-color: var(--navy);
    color: var(--white);
}

.drift-table th {
    padding: 1rem;
    text-align: left;
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.drift-table tbody tr {
    border-bottom: 1px solid #e0e0e0;
    transition: var(--transition);
}

.drift-table tbody tr:hover {
    background-color: var(--warm-gray);
}

.drift-table tbody tr:last-child {
    border-bottom: none;
}

.drift-table td {
    padding: 1rem;
    vertical-align: top;
}

.drift-table td[data-label="Date"] {
    font-weight: 600;
    color: var(--navy);
}

.drift-table td[data-label="Model / Platform"] {
    font-weight: 500;
}

.placeholder-row {
    opacity: 0.7;
    font-style: italic;
}

.log-link {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.log-link:hover {
    color: var(--navy);
    border-bottom-color: var(--navy);
}

/* ===================================
   About Luna Page Styles
   =================================== */

.profile-section {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
    align-items: start;
}

.profile-image-placeholder {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--navy) 0%, var(--accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.profile-initial {
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    font-size: 4rem;
    font-weight: 700;
    color: var(--white);
}

.profile-bio p {
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.profile-bio p:first-child {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--navy);
}

.interests-section {
    background-color: var(--warm-gray);
    padding: 2.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--navy);
    margin-bottom: 2.5rem;
}

.interests-section h2 {
    color: var(--navy);
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.interests-intro {
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.interests-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.interests-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background-color: var(--white);
    border-radius: 6px;
    transition: var(--transition);
}

.interests-list li:hover {
    transform: translateX(8px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.interest-icon {
    color: var(--accent);
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
    line-height: 1.4;
}

.interest-text {
    flex: 1;
    line-height: 1.7;
    color: var(--text-dark);
}

.closing-statement {
    background-color: var(--white);
    padding: 2rem 2.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.closing-statement p {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--navy);
    font-weight: 400;
    margin: 0;
    font-style: italic;
}

/* ===================================
   Contact Page Styles
   =================================== */

.contact-card {
    background: linear-gradient(135deg, var(--navy) 0%, var(--accent) 100%);
    padding: 3rem;
    border-radius: 8px;
    text-align: center;
    margin: 2.5rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.contact-card h2 {
    color: var(--white);
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.email-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.email-label {
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
}

.email-link {
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    border: 2px solid var(--white);
    transition: var(--transition);
}

.email-link:hover {
    background-color: var(--white);
    color: var(--navy);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.open-to-section {
    background-color: var(--warm-gray);
    padding: 2.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--navy);
    margin: 2.5rem 0;
}

.open-to-section h2 {
    color: var(--navy);
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.collaboration-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.collaboration-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background-color: var(--white);
    border-radius: 6px;
    transition: var(--transition);
}

.collaboration-list li:hover {
    transform: translateX(8px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.collab-icon {
    color: var(--accent);
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
    line-height: 1.4;
}

.collab-text {
    flex: 1;
    line-height: 1.7;
    color: var(--text-dark);
}

.contact-note {
    background-color: var(--white);
    padding: 2rem 2.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    margin-top: 2.5rem;
    text-align: center;
}

.contact-note p {
    margin: 0;
    font-style: italic;
    color: var(--text-dark);
    line-height: 1.8;
}

/* ===================================
   Study Paper Styles
   =================================== */

.study-paper {
    max-width: 900px;
    margin: 0 auto;
}

.study-meta {
    background-color: var(--warm-gray);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
    margin-bottom: 2.5rem;
}

.study-meta p {
    margin: 0.5rem 0;
    font-size: 0.95rem;
}

.paper-section {
    margin-bottom: 3rem;
}

.paper-section h2 {
    color: var(--navy);
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--warm-gray);
}

.paper-section h3 {
    color: var(--accent);
    font-size: 1.35rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.paper-section h4 {
    color: var(--text-dark);
    font-size: 1.1rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.seed-phrase {
    background-color: var(--warm-gray);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--navy);
    font-style: italic;
    font-size: 1.15rem;
    text-align: center;
    margin: 1.5rem 0;
}

.mode-description {
    background-color: var(--white);
    padding: 1.25rem;
    border-radius: 6px;
    border: 1px solid #e0e0e0;
    margin-bottom: 1.25rem;
}

.mode-description h4 {
    color: var(--navy);
    margin-top: 0;
}

.mode-description ul {
    margin: 0.5rem 0 0 0;
    padding-left: 1.5rem;
}

.mode-description li {
    margin-bottom: 0.5rem;
}

.regime-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.regime-box {
    background-color: var(--warm-gray);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--navy);
}

.regime-box h4 {
    color: var(--navy);
    margin-top: 0;
    margin-bottom: 1rem;
}

.regime-box p {
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.study-paper blockquote {
    background-color: var(--warm-gray);
    padding: 1rem 1.5rem;
    border-left: 4px solid var(--accent);
    margin: 1.5rem 0;
    font-style: italic;
    color: var(--text-dark);
}

.back-link {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid var(--warm-gray);
    text-align: center;
}

/* ===================================
   Quick Links Section
   =================================== */

.quick-links {
    padding: 4rem 0;
    background-color: var(--warm-gray);
}

.section-title {
    text-align: center;
    color: var(--navy);
    margin-bottom: 3rem;
    font-size: 2.25rem;
}

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

.card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    border-left: 4px solid var(--navy);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.card h3 {
    color: var(--navy);
    margin-bottom: 1rem;
    font-size: 1.375rem;
}

.card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.card-link {
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    font-weight: 600;
    color: var(--accent);
    display: inline-block;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.card-link:hover {
    color: var(--navy);
    border-bottom-color: var(--navy);
}

/* ===================================
   Footer
   =================================== */

.footer {
    background-color: var(--navy);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

.footer p {
    font-family: 'Helvetica Neue', 'Arial', sans-serif;
    font-size: 0.9rem;
    margin: 0;
    opacity: 0.9;
}

/* ===================================
   Responsive Design - Mobile First
   =================================== */

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--navy);
        flex-direction: column;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .nav-menu.active {
        max-height: 500px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu a {
        display: block;
        padding: 1rem 1.5rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

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

    .hero-tagline {
        font-size: 1.25rem;
    }

    .hero-description {
        font-size: 1rem;
    }

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

    .page-header h1 {
        font-size: 2.25rem;
    }

    .page-subtitle {
        font-size: 1.1rem;
    }

    .content-section {
        padding: 3rem 0;
    }

    .lead {
        font-size: 1.1rem;
    }

    .study-header {
        padding: 1.5rem;
    }

    .study-header h3 {
        font-size: 1.25rem;
        min-width: 200px;
    }

    .status-badge {
        font-size: 0.8rem;
        padding: 0.35rem 0.85rem;
    }

    .study-content {
        padding: 1.5rem;
    }

    .study-footer {
        padding: 1.25rem 1.5rem;
    }

    /* Responsive Table - Card Layout for Mobile */
    .drift-table thead {
        display: none;
    }

    .drift-table tbody tr {
        display: block;
        margin-bottom: 1.5rem;
        border: 1px solid #e0e0e0;
        border-radius: 8px;
        overflow: hidden;
    }

    .drift-table td {
        display: block;
        text-align: left;
        padding: 0.75rem 1rem;
        border-bottom: 1px solid #f0f0f0;
    }

    .drift-table td:last-child {
        border-bottom: none;
    }

    .drift-table td::before {
        content: attr(data-label);
        display: block;
        font-family: 'Helvetica Neue', 'Arial', sans-serif;
        font-weight: 700;
        font-size: 0.85rem;
        color: var(--accent);
        text-transform: uppercase;
        margin-bottom: 0.25rem;
    }

    .drift-table td[data-label="Date"] {
        background-color: var(--warm-gray);
        font-weight: 700;
    }

    /* Luna Page Responsive */
    .profile-section {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .profile-image-placeholder {
        width: 150px;
        height: 150px;
        margin: 0 auto;
    }

    .profile-initial {
        font-size: 3rem;
    }

    .interests-section {
        padding: 2rem;
    }

    .interests-list li {
        padding: 0.85rem;
    }

    .closing-statement {
        padding: 1.75rem 2rem;
    }

    /* Contact Page Responsive */
    .contact-card {
        padding: 2.5rem 2rem;
    }

    .email-link {
        font-size: 1.25rem;
        padding: 0.65rem 1.25rem;
    }

    .open-to-section {
        padding: 2rem;
    }

    .collaboration-list li {
        padding: 0.85rem;
    }

    .contact-note {
        padding: 1.75rem 2rem;
    }

    /* Study Paper Responsive */
    .regime-comparison {
        grid-template-columns: 1fr;
    }

    .mode-description {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 4rem 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .page-header {
        padding: 3rem 1rem 2rem;
    }

    .page-header h1 {
        font-size: 1.85rem;
    }

    .page-subtitle {
        font-size: 1rem;
    }

    .founder-note {
        padding: 1.5rem;
    }

    .study-header {
        padding: 1.25rem;
    }

    .study-header h3 {
        font-size: 1.15rem;
    }

    .study-content {
        padding: 1.25rem;
    }

    .study-footer {
        padding: 1rem 1.25rem;
    }

    .study-button {
        width: 100%;
        padding: 0.85rem 1.5rem;
    }

    .placeholder-note {
        padding: 1.5rem;
    }

    /* Luna Page Small Mobile */
    .profile-image-placeholder {
        width: 120px;
        height: 120px;
    }

    .profile-initial {
        font-size: 2.5rem;
    }

    .profile-bio {
        text-align: left;
    }

    .interests-section {
        padding: 1.5rem;
    }

    .interests-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
        padding: 0.75rem;
    }

    .closing-statement {
        padding: 1.5rem;
    }

    .closing-statement p {
        font-size: 1.05rem;
    }

    /* Contact Page Small Mobile */
    .contact-card {
        padding: 2rem 1.5rem;
    }

    .email-link {
        font-size: 1.1rem;
        padding: 0.6rem 1rem;
        word-break: break-all;
    }

    .open-to-section {
        padding: 1.5rem;
    }

    .collaboration-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
        padding: 0.75rem;
    }

    .contact-note {
        padding: 1.5rem;
    }

    /* Study Paper Small Mobile */
    .study-meta {
        padding: 1.25rem;
    }

    .regime-box {
        padding: 1.25rem;
    }

    .seed-phrase {
        padding: 1.25rem;
        font-size: 1.05rem;
    }

    .study-paper blockquote {
        padding: 0.85rem 1.25rem;
        font-size: 0.95rem;
    }
}