/* ========================================
   Fundamental Needs Lab
   Editorial "quiet luxury" design system
   ======================================== */

:root {
    /* Palette — Deep Indigo + Warm Amber */
    --ink: #0d1117;
    --ink-light: #161b22;
    --parchment: #faf7f2;
    --cream: #f2ede6;
    --accent: #1b365d;
    --accent-dark: #142a4a;
    --accent-light: #2a4f82;
    --amber: #d4973b;
    --amber-dark: #b8822f;
    --amber-light: #e4ad55;
    --warm-gray: #5a5a6a;
    --warm-gray-light: #7a7a8e;
    --warm-gray-dark: #3a3a4a;
    --white: #ffffff;
    --border: rgba(13, 17, 23, 0.08);
    --border-light: rgba(13, 17, 23, 0.05);

    /* Fonts */
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

    /* Layout */
    --max-width: 1400px;
    --narrow-width: 900px;
    --nav-height: 72px;
}

/* ========================================
   Reset & Base
   ======================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.75;
    color: var(--ink);
    background: var(--parchment);
    overflow-x: hidden;
}

::selection {
    background: var(--accent);
    color: var(--parchment);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

*:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

img { max-width: 100%; height: auto; }

/* ========================================
   Grain Overlay
   ======================================== */
.grain-overlay {
    position: fixed;
    inset: -50%;
    width: 200%;
    height: 200%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
    opacity: 0.12;
    animation: grain 0.5s steps(10) infinite;
}

@keyframes grain {
    0%, 100% { transform: translate(0, 0); }
    10% { transform: translate(-5%, -10%); }
    20% { transform: translate(-15%, 5%); }
    30% { transform: translate(7%, -25%); }
    40% { transform: translate(-5%, 25%); }
    50% { transform: translate(-15%, 10%); }
    60% { transform: translate(15%, 0%); }
    70% { transform: translate(0%, 15%); }
    80% { transform: translate(3%, 35%); }
    90% { transform: translate(-10%, 10%); }
}

/* ========================================
   Editorial Typography
   ======================================== */
.editorial-mega {
    font-family: var(--font-serif);
    font-size: clamp(4rem, 12vw, 12rem);
    font-weight: 700;
    line-height: 0.85;
    letter-spacing: -0.05em;
}

.editorial-display {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 0.95;
    letter-spacing: -0.03em;
}

.editorial-headline {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.editorial-subhead {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 400;
    line-height: 1.5;
    letter-spacing: -0.01em;
}

.editorial-body {
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--ink);
}

.editorial-body-lg {
    font-size: clamp(1.1rem, 1.5vw, 1.25rem);
    line-height: 1.7;
    color: var(--ink);
}

.editorial-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.editorial-caption {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--warm-gray);
}

/* Inline links in body text */
.editorial-body a,
.editorial-body-lg a,
.prose-content a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s ease, text-decoration 0.2s ease;
}
.editorial-body a:hover,
.editorial-body-lg a:hover,
.prose-content a:hover {
    color: var(--accent-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
}

/* ========================================
   Dividers
   ======================================== */
.editorial-rule {
    border: none;
    height: 1px;
    background: currentColor;
    opacity: 0.15;
}

.editorial-rule-accent {
    border: none;
    height: 2px;
    background: var(--amber);
    width: 60px;
    transform-origin: left;
}
.editorial-rule-accent.fade-in {
    transform: scaleX(0);
}
.editorial-rule-accent.fade-in.visible {
    transform: scaleX(1);
    transition: transform 1s cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* ========================================
   Hover Line Effect
   ======================================== */
.hover-line {
    position: relative;
    display: inline-block;
}
.hover-line::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.hover-line:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ========================================
   Containers
   ======================================== */
.mc-container {
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 3rem;
    padding-right: 3rem;
}

.mc-narrow {
    max-width: var(--narrow-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: 3rem;
    padding-right: 3rem;
}

@media (max-width: 640px) {
    .mc-container, .mc-narrow {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

/* ========================================
   Navigation
   ======================================== */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    height: var(--nav-height);
}

.nav--transparent {
    background: transparent;
}

.nav--solid {
    background: rgba(250, 247, 242, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 1px 0 rgba(17, 17, 24, 0.08);
}

.nav-inner {
    max-width: var(--max-width);
    height: 100%;
    margin: 0 auto;
    padding: 0 3rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    transition: color 0.3s ease;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.nav-logo-mark {
    flex-shrink: 0;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.nav-logo:hover .nav-logo-mark {
    transform: rotate(-5deg) scale(1.1);
}

.nav--transparent .nav-logo { color: var(--parchment); }
.nav--solid .nav-logo { color: var(--ink); }
.nav-logo:hover { opacity: 0.8; }

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

.nav-link {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav--transparent .nav-link { color: rgba(249, 249, 251, 0.7); }
.nav--transparent .nav-link:hover,
.nav--transparent .nav-link.active { color: var(--parchment); }

.nav--solid .nav-link { color: var(--warm-gray); }
.nav--solid .nav-link:hover { color: var(--ink); }
.nav--solid .nav-link.active { color: var(--ink); }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}
.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    transition: all 0.3s ease;
}
.nav--transparent .nav-toggle span { background: var(--parchment); }
.nav--solid .nav-toggle span { background: var(--ink); }

/* Mobile menu — full screen overlay */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: var(--ink);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.mobile-menu.open {
    opacity: 1;
    visibility: visible;
}
.mobile-menu a {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--parchment);
    text-decoration: none;
    padding: 0.5rem 0;
    transition: color 0.2s ease;
    display: block;
}
.mobile-menu a:hover,
.mobile-menu a.active { color: var(--accent); }

.mobile-menu-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--parchment);
    cursor: pointer;
    padding: 8px;
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-toggle { display: flex; }
    .nav-inner { padding: 0 1.5rem; }
}

/* ========================================
   Photo Hero (Homepage)
   ======================================== */
.hero-photo {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    text-align: center;
}

/* Slideshow images */
.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease;
    /* Subtle slow zoom */
    animation: heroZoom 20s ease infinite alternate;
}
.hero-slide.active {
    opacity: 1;
}
@keyframes heroZoom {
    from { transform: scale(1); }
    to { transform: scale(1.06); }
}

/* Dark overlay for text readability */
.hero-photo::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(13, 17, 23, 0.55) 0%,
        rgba(13, 17, 23, 0.7) 100%
    );
    z-index: 1;
}

.hero-photo .mc-container {
    position: relative;
    z-index: 2;
}

.hero-photo h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 1.25rem;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-photo p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.85);
    max-width: 520px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.hero-photo .btn-primary {
    background: var(--amber);
}
.hero-photo .btn-primary:hover {
    background: var(--amber-dark);
}

/* Slide indicators */
.hero-indicators {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    gap: 0.5rem;
}
.hero-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    border: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 0;
}
.hero-dot.active {
    background: var(--amber);
    transform: scale(1.3);
}

/* Photo credit */
.hero-credit {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    z-index: 3;
    font-size: 0.6rem;
    color: rgba(255,255,255,0.3);
    font-family: var(--font-mono);
    letter-spacing: 0.05em;
}

/* ========================================
   Buttons
   ======================================== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--amber);
    color: var(--white);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}
.btn-primary:hover { background: var(--amber-dark); color: var(--white); }

.btn-outline-light {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: transparent;
    color: var(--parchment);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-decoration: none;
    border: 2px solid var(--parchment);
    cursor: pointer;
    transition: all 0.3s ease;
}
.btn-outline-light:hover { background: var(--parchment); color: var(--ink); }

.btn-dark {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--ink);
    color: var(--parchment);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}
.btn-dark:hover { background: var(--ink-light); color: var(--parchment); }

/* ========================================
   Sections
   ======================================== */
.section-light { padding: 7rem 0; }
.section-cream { padding: 7rem 0; background: var(--cream); }
.section-dark { padding: 7rem 0; background: var(--ink); color: var(--parchment); }

@media (min-width: 768px) {
    .section-light, .section-cream, .section-dark { padding: 10rem 0; }
}

/* Asymmetric grid */
.grid-12 { display: grid; gap: 3rem; }
@media (min-width: 768px) {
    .grid-12 {
        grid-template-columns: repeat(12, 1fr);
        gap: 4rem;
    }
    .col-4 { grid-column: span 4; }
    .col-5 { grid-column: span 5; }
    .col-7 { grid-column: span 7; }
    .col-8 { grid-column: span 8; }
    .col-12 { grid-column: span 12; }
}

/* ========================================
   Inner Page Hero
   ======================================== */
.page-hero {
    padding-top: calc(var(--nav-height) + 5rem);
    padding-bottom: 3rem;
}

.page-hero .editorial-label { margin-bottom: 1rem; }
.page-hero .editorial-headline { margin-bottom: 1.5rem; max-width: 800px; }

/* ========================================
   People
   ======================================== */
.people-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.person-card {
    text-align: center;
    padding: 2.5rem 2rem;
    border: none;
    border-radius: 0;
    transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
    background: transparent;
}
.person-card:hover { transform: scale(1.02); }

.person-card img {
    width: 140px;
    height: 140px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 1.5rem;
    filter: grayscale(30%);
    transition: filter 0.4s ease, transform 0.4s ease;
}
.person-card:hover img { filter: grayscale(0%); transform: scale(1.05); }

.person-card h3 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
    color: var(--ink);
}

.person-card .role {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
}

.person-card p {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--warm-gray);
}

.alumni-label { margin-top: 5rem; margin-bottom: 1rem; }

/* ========================================
   Research & Papers
   ======================================== */
.research-area { margin-bottom: 4rem; }

.research-area h3 {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    color: var(--ink);
}

.paper-list { list-style: none; padding: 0; }

.paper-list li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--warm-gray);
    transition: padding-left 0.3s ease;
}
.paper-list li:hover { padding-left: 0.5rem; }
.paper-list li:last-child { border-bottom: none; }
.paper-list li strong { color: var(--ink); font-weight: 600; }
.paper-list li a {
    color: var(--accent);
    text-decoration: none;
}
.paper-list li a:hover {
    color: var(--accent-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
}
.paper-list li em { color: var(--ink); }

.research-figure {
    margin: 2.5rem 0;
    text-align: center;
}
.research-figure img {
    max-width: 100%;
    border: none;
    border-radius: 8px;
    box-shadow: 0 4px 24px rgba(13, 17, 23, 0.08), 0 1px 4px rgba(13, 17, 23, 0.04);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.4s ease;
    /* Blend white figure backgrounds into the cream site palette */
    background: #fff;
    padding: 1rem;
}
.research-figure img:hover {
    transform: scale(1.01);
    box-shadow: 0 8px 40px rgba(13, 17, 23, 0.12), 0 2px 8px rgba(13, 17, 23, 0.06);
}
.research-figure figcaption {
    font-size: 0.8rem;
    color: var(--warm-gray-light);
    margin-top: 1rem;
    font-style: italic;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   Publications
   ======================================== */
.pub-entry { padding: 1.5rem 0; border-bottom: 1px solid var(--border); }
.pub-entry:last-child { border-bottom: none; }
.pub-entry p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--warm-gray);
    margin-bottom: 0.35rem;
}
.pub-entry p strong { color: var(--ink); }
.pub-entry a {
    color: var(--accent);
    text-decoration: none;
}
.pub-entry a:hover {
    color: var(--accent-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ========================================
   Stats Banner (homepage)
   ======================================== */
.stats-banner {
    display: grid;
    gap: 3rem;
}
@media (min-width: 768px) {
    .stats-banner {
        grid-template-columns: repeat(3, 1fr);
        gap: 4rem;
    }
}
.stat-item { text-align: center; }
.stat-number {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.04em;
    color: var(--parchment);
    margin-bottom: 0.75rem;
}
.stat-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(249, 249, 251, 0.5);
    line-height: 1.6;
}

/* ========================================
   Research Oversized Numerals
   ======================================== */
.research-num {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}
.research-num-digit {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1;
    color: rgba(17, 17, 24, 0.06);
    flex-shrink: 0;
    letter-spacing: -0.03em;
    transition: color 0.3s ease;
}
.research-area:hover .research-num-digit {
    color: rgba(27, 54, 93, 0.15);
}
.research-num-title {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ink);
    padding-top: 0.5rem;
    line-height: 1.4;
}
.pub-journal { font-style: italic; color: var(--ink) !important; }
.pub-doi { font-size: 0.8rem !important; color: var(--warm-gray-light) !important; }

/* ========================================
   Content Prose
   ======================================== */
.prose-content p {
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--ink);
    margin-bottom: 1.5rem;
}
.prose-content strong { color: var(--ink); font-weight: 600; }

.note {
    font-size: 0.85rem;
    color: var(--warm-gray-light);
    font-style: italic;
    margin-bottom: 2rem;
}

/* ========================================
   Contact Card
   ======================================== */
.contact-card {
    border: 1px solid var(--border);
    border-radius: 2px;
    padding: 2rem;
    background: var(--white);
}
.contact-card p {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    color: var(--warm-gray);
}
.contact-card strong { color: var(--ink); }
.contact-card a {
    color: var(--accent);
    text-decoration: none;
}
.contact-card a:hover {
    color: var(--accent-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ========================================
   Data Trackers
   ======================================== */
.tracker-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 3rem;
}

.tracker-tab {
    padding: 1rem 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--warm-gray-light);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    cursor: pointer;
    transition: all 0.2s ease;
}
.tracker-tab:hover { color: var(--ink); }
.tracker-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.tracker-panel { display: none; }
.tracker-panel.active { display: block; }

.tracker-explainer {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--warm-gray);
    margin-bottom: 2rem;
    max-width: 800px;
}

.map-container {
    width: 100%;
    height: 450px;
    border-radius: 8px;
    border: none;
    margin-bottom: 2rem;
    background: #dce7f0; /* Ocean/empty area color */
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(13, 17, 23, 0.08), 0 1px 4px rgba(13, 17, 23, 0.04);
}

.map-legend {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 10px 14px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    line-height: 1;
}

.year-slider-wrap { display: flex; align-items: center; gap: 1rem; margin-bottom: 2rem; }
.year-slider-wrap label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--warm-gray);
    white-space: nowrap;
}
.year-slider-wrap input[type="range"] { flex: 1; accent-color: var(--accent); }
.year-slider-wrap .year-value {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent);
    min-width: 3rem;
    text-align: center;
}

/* Collapsible data table */
.table-collapse { display: none; }
.table-collapse.open { display: block; }
.table-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    background: none;
    border: 1px solid var(--border);
    border-radius: 2px;
    cursor: pointer;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}
.table-toggle:hover {
    border-color: var(--accent);
    background: rgba(27, 54, 93, 0.04);
}
.table-toggle .toggle-arrow {
    transition: transform 0.3s ease;
    font-size: 0.5rem;
}
.table-toggle.open .toggle-arrow {
    transform: rotate(180deg);
}

.data-table-wrap { overflow-x: auto; margin-bottom: 2rem; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.data-table th {
    text-align: left;
    padding: 0.75rem 1rem;
    border-bottom: 2px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--warm-gray);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}
.data-table th:hover { color: var(--accent); }
.data-table th .sort-arrow { font-size: 0.6rem; margin-left: 0.25rem; }
.data-table td { padding: 0.6rem 1rem; border-bottom: 1px solid var(--border-light); color: var(--warm-gray); }
.data-table tr:hover td { background: rgba(27, 54, 93, 0.04); }

.table-search {
    width: 100%;
    max-width: 320px;
    padding: 0.6rem 1rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    font-size: 0.85rem;
    font-family: var(--font-sans);
    margin-bottom: 1.5rem;
    background: var(--white);
    transition: border-color 0.2s ease;
}
.table-search:focus { outline: none; border-color: var(--accent); }

.caveats {
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    padding: 1.5rem 2rem;
    border-radius: 0 2px 2px 0;
    margin: 2rem 0;
    background: var(--white);
}
.caveats h4 {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.75rem;
}
.caveats p, .caveats ul { font-size: 0.875rem; line-height: 1.7; color: var(--warm-gray); margin-bottom: 0.5rem; }
.caveats ul { padding-left: 1.25rem; }
.caveats li { margin-bottom: 0.35rem; }
.caveats a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }

.data-source { font-size: 0.8rem; color: var(--warm-gray-light); margin-top: 1.5rem; }
.data-source a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }

.loading { text-align: center; padding: 3rem; color: var(--warm-gray-light); font-size: 0.9rem; }
.loading::after {
    content: '';
    display: block;
    width: 24px;
    height: 24px;
    margin: 1rem auto 0;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.bar-chart { margin: 2rem 0; }
.bar-row { display: flex; align-items: center; margin-bottom: 0.5rem; font-size: 0.8rem; }
.bar-label {
    width: 160px; text-align: right; padding-right: 0.75rem;
    color: var(--warm-gray); white-space: nowrap; overflow: hidden;
    text-overflow: ellipsis; flex-shrink: 0;
}
.bar-track {
    flex: 1; height: 20px; background: var(--cream);
    border: 1px solid var(--border-light); border-radius: 2px; overflow: hidden;
}
.bar-fill {
    height: 100%; background: linear-gradient(90deg, var(--accent), var(--amber));
    border-radius: 2px; transition: width 0.5s ease; min-width: 2px;
}
.bar-value { width: 60px; padding-left: 0.5rem; color: var(--warm-gray-light); font-size: 0.75rem; flex-shrink: 0; }

/* ========================================
   Footer — Dark
   ======================================== */
.footer {
    background: var(--ink);
    color: rgba(250, 247, 242, 0.75);
    padding: 4rem 0;
}
.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}
@media (min-width: 768px) {
    .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

.footer-brand-block h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--parchment);
    margin-bottom: 1rem;
}
.footer-brand-block p {
    font-size: 0.9rem;
    line-height: 1.65;
    color: rgba(250, 247, 242, 0.55);
}

.footer-section-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--amber);
    margin-bottom: 1rem;
}

.footer-links { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-links a {
    font-size: 0.875rem;
    color: rgba(250, 247, 242, 0.65);
    text-decoration: none;
    transition: color 0.2s ease;
}
.footer-links a:hover { color: #fff; }

.footer-divider {
    border: none;
    height: 1px;
    background: rgba(249, 249, 251, 0.1);
    margin-bottom: 2rem;
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
    text-align: center;
    font-size: 0.75rem;
    color: rgba(250, 247, 242, 0.45);
}
@media (min-width: 768px) {
    .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}

/* ========================================
   Scroll Progress Bar
   ======================================== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    background: var(--amber);
    z-index: 10001;
    width: 0%;
    transition: none;
}

/* ========================================
   Scroll Animations — Spring Physics
   ======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}
/* Fallback: show everything if JS hasn't run after 2s */
@media (scripting: none) {
    .fade-in { opacity: 1; transform: none; }
}

.fade-in-d1 { transition-delay: 0.08s; }
.fade-in-d2 { transition-delay: 0.16s; }
.fade-in-d3 { transition-delay: 0.24s; }
.fade-in-d4 { transition-delay: 0.32s; }

/* ========================================
   Bouncy Buttons
   ======================================== */
.btn-primary, .btn-outline-light, .btn-dark {
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.btn-primary:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 8px 30px rgba(212, 151, 59, 0.3);
}
.btn-outline-light:hover {
    transform: translateY(-3px) scale(1.03);
}
.btn-dark:hover {
    transform: translateY(-3px) scale(1.03);
}
.btn-primary:active, .btn-outline-light:active, .btn-dark:active {
    transform: translateY(0) scale(0.98);
    transition-duration: 0.1s;
}

/* ========================================
   Interactive Card Tilt (JS-driven)
   ======================================== */
.person-card {
    transform-style: preserve-3d;
    will-change: transform;
}

/* ========================================
   Word Reveal Animation
   ======================================== */
.word-reveal .word {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.word-reveal.visible .word {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Stat Counter Animation
   ======================================== */
.stat-number {
    transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.stat-item:hover .stat-number {
    transform: scale(1.08);
}

/* ========================================
   Nav Link Hover — Bouncy
   ======================================== */
.nav-link {
    transition: color 0.3s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.nav--solid .nav-link:hover {
    transform: translateY(-2px);
}

/* ========================================
   Footer Link Hover
   ======================================== */
.footer-links a {
    transition: color 0.2s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.footer-links a:hover {
    transform: translateX(4px);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    .hero-dark { padding-bottom: 3rem; }
    .editorial-mega { font-size: clamp(2.5rem, 14vw, 5rem); }
    .people-grid { grid-template-columns: 1fr; }
    .tracker-tabs { overflow-x: auto; }
    .tracker-tab { padding: 0.75rem 1rem; font-size: 0.6rem; white-space: nowrap; }
    .map-container { height: 300px; }
    .bar-label { width: 100px; font-size: 0.7rem; }
    .footer-inner { padding: 0 1.5rem; }
}

/* Ordered list styling for publications */
.pub-areas {
    margin: 1.5rem 0 2rem 1.5rem;
    color: var(--warm-gray);
    font-size: 0.95rem;
    line-height: 1.8;
}
.pub-areas li { margin-bottom: 0.25rem; }