/* ========================================
   CHUONG LAB — GENOME INVADERS
   Neon Arcade Retro Theme
   ======================================== */

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-dark: #0f0e17;
    --bg-section: #1a1a2e;
    --bg-card: #16213e;
    --neon-pink: #e94560;
    --neon-cyan: #00d4ff;
    --neon-yellow: #f5f749;
    --neon-green: #16c79a;
    --neon-purple: #a855f7;
    --text-primary: #f0f0f0;
    --text-muted: #a0a8c4;
    --text-bright: #ffffff;
    --pixel-border: #e94560;
    --glow-pink: 0 0 10px #e94560, 0 0 20px #e9456044;
    --glow-cyan: 0 0 10px #00d4ff, 0 0 20px #00d4ff44;
    --glow-green: 0 0 10px #16c79a, 0 0 20px #16c79a44;
    --font-pixel: 'Press Start 2P', monospace;
    --font-body: 'Space Mono', monospace;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 60px;
}

body {
    font-family: var(--font-body);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 15px;
    font-weight: 500;
    overflow-x: hidden;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}

a {
    color: var(--neon-cyan);
    text-decoration: none;
    transition: color 0.2s;
}
a:hover {
    color: var(--neon-pink);
    text-shadow: var(--glow-pink);
}

/* --- Scanline Overlay --- */
.scanlines {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.03) 2px,
        rgba(0, 0, 0, 0.03) 4px
    );
}

/* --- Navigation --- */
#nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 14, 23, 0.97);
    border-bottom: 2px solid var(--neon-pink);
    backdrop-filter: blur(10px);
}

.nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
}

.nav-logo {
    font-family: var(--font-pixel);
    font-size: 16px;
    color: var(--neon-pink);
    text-shadow: var(--glow-pink);
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    gap: 24px;
}

.nav-links a {
    font-family: var(--font-pixel);
    font-size: 9px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 0;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}
.nav-links a:hover,
.nav-links a.active {
    color: var(--neon-cyan);
    border-bottom-color: var(--neon-cyan);
    text-shadow: var(--glow-cyan);
}

.nav-toggle {
    display: none;
    background: none;
    border: 1px solid var(--neon-pink);
    color: var(--neon-pink);
    font-size: 20px;
    padding: 4px 8px;
    cursor: pointer;
}

/* --- Hero --- */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 80px 20px 40px;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(233, 69, 96, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 50%);
    /* No solid bg — lets the genome-bg canvas show through */
}

.invaders-field {
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    height: 200px;
    overflow: hidden;
}

.invader-sprite {
    position: absolute;
    image-rendering: pixelated;
    opacity: 0.6;
    animation: float-down 8s linear infinite;
}

@keyframes float-down {
    0% { transform: translateY(-20px); }
    50% { transform: translateY(10px); }
    100% { transform: translateY(-20px); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero h1 {
    font-family: var(--font-pixel);
    font-size: clamp(28px, 6vw, 52px);
    color: var(--text-bright);
    text-shadow: var(--glow-pink);
    margin-bottom: 16px;
    letter-spacing: 4px;
}

/* Glitch effect on hover */
.glitch {
    position: relative;
}
.glitch:hover::before,
.glitch:hover::after {
    content: attr(data-text);
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    overflow: hidden;
    font-family: var(--font-pixel);
    font-size: clamp(28px, 6vw, 52px);
    letter-spacing: 4px;
}
.glitch:hover::before {
    color: var(--neon-cyan);
    animation: glitch-1 0.3s infinite;
    clip-path: inset(0 0 60% 0);
}
.glitch:hover::after {
    color: var(--neon-pink);
    animation: glitch-2 0.3s infinite;
    clip-path: inset(40% 0 0 0);
}

/* Section-title glitch — text-shadow based, no pseudo-elements needed */
.section-title.glitch {
    transition: text-shadow 0.1s;
}
.section-title.glitch:hover {
    animation: section-glitch 0.3s infinite;
}
@keyframes section-glitch {
    0% { text-shadow: 2px 0 var(--neon-cyan), -2px 0 var(--neon-pink); }
    20% { text-shadow: -2px 1px var(--neon-cyan), 2px -1px var(--neon-pink); }
    40% { text-shadow: 2px -1px var(--neon-cyan), -3px 1px var(--neon-pink); }
    60% { text-shadow: -1px 2px var(--neon-cyan), 1px -2px var(--neon-pink); }
    80% { text-shadow: 3px 0 var(--neon-cyan), -2px 0 var(--neon-pink); }
    100% { text-shadow: -2px 1px var(--neon-cyan), 2px -1px var(--neon-pink); }
}

@keyframes glitch-1 {
    0% { transform: translate(0); }
    20% { transform: translate(-3px, 2px); }
    40% { transform: translate(3px, -2px); }
    60% { transform: translate(-2px, 1px); }
    80% { transform: translate(2px, -1px); }
    100% { transform: translate(0); }
}
@keyframes glitch-2 {
    0% { transform: translate(0); }
    20% { transform: translate(3px, -2px); }
    40% { transform: translate(-3px, 2px); }
    60% { transform: translate(2px, -1px); }
    80% { transform: translate(-2px, 1px); }
    100% { transform: translate(0); }
}

.hero-sub {
    font-size: 14px;
    color: var(--neon-green);
    text-shadow: var(--glow-green);
    margin-bottom: 28px;
    letter-spacing: 3px;
}

.hero-desc {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 20px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.highlight {
    color: var(--neon-yellow);
    font-weight: 700;
}

.hero-affil {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 32px;
}

.btn {
    display: inline-block;
    font-family: var(--font-pixel);
    font-size: 12px;
    padding: 12px 32px;
    border: 2px solid;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.2s;
}
.btn-primary {
    color: var(--neon-green);
    border-color: var(--neon-green);
    background: transparent;
}
.btn-primary:hover {
    background: var(--neon-green);
    color: var(--bg-dark);
    box-shadow: var(--glow-green);
}

.chromosome-ground {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40px;
    background:
        repeating-linear-gradient(
            90deg,
            var(--neon-pink) 0px,
            var(--neon-pink) 20px,
            transparent 20px,
            transparent 24px,
            var(--neon-cyan) 24px,
            var(--neon-cyan) 44px,
            transparent 44px,
            transparent 48px
        );
    opacity: 0.15;
}

/* --- Sections --- */
.section {
    padding: 80px 20px;
    max-width: 1100px;
    margin: 0 auto;
    background: rgba(15, 14, 23, 0.25);
}

.section-alt {
    max-width: none;
    background: rgba(15, 14, 23, 0.25);
}

.section-alt > * {
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: clamp(16px, 3vw, 22px);
    color: var(--neon-pink);
    text-shadow: var(--glow-pink);
    margin-bottom: 12px;
    letter-spacing: 3px;
}

.title-icon {
    margin-right: 8px;
}

.section-intro {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 40px;
    max-width: 600px;
}

/* Blinking cursor */
.blink {
    animation: blink 1s step-end infinite;
    color: var(--neon-green);
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* --- Pixel font utility --- */
.pixel-font {
    font-family: var(--font-pixel);
}
.pixel-font.small {
    font-size: 10px;
    letter-spacing: 2px;
}

/* --- Research Cards --- */
.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.research-card {
    background: rgba(22, 33, 62, 0.80);
    border: 1px solid rgba(233, 69, 96, 0.2);
    padding: 28px;
    position: relative;
    transition: border-color 0.3s, transform 0.2s;
}
.research-card:hover {
    border-color: var(--neon-pink);
    transform: translateY(-2px);
}

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

.level-badge {
    font-family: var(--font-pixel);
    font-size: 10px;
    color: var(--bg-dark);
    background: var(--neon-yellow);
    padding: 4px 10px;
    letter-spacing: 1px;
}

/* Pixel invader icons using box-shadow pixel art */
.invader-icon {
    width: 8px;
    height: 8px;
    image-rendering: pixelated;
    transition: filter 0.2s;
}

/* Glitch effect on hover */
.research-card:hover .invader-icon {
    animation: invader-glitch 0.4s step-end infinite;
    filter: drop-shadow(0 0 4px currentColor);
}

@keyframes invader-glitch {
    0% { transform: translate(0, 0); }
    10% { transform: translate(-2px, 1px); filter: hue-rotate(90deg) drop-shadow(0 0 6px currentColor); }
    20% { transform: translate(2px, -1px); }
    30% { transform: translate(-1px, -2px); filter: hue-rotate(180deg) drop-shadow(0 0 6px currentColor); }
    40% { transform: translate(1px, 2px); }
    50% { transform: translate(0, 0); }
    60% { transform: translate(2px, 0); filter: hue-rotate(270deg) drop-shadow(0 0 4px currentColor); }
    70% { transform: translate(-2px, 1px); }
    80% { transform: translate(0, -1px); }
    90% { transform: translate(1px, 0); filter: hue-rotate(0deg); }
    100% { transform: translate(0, 0); }
}

.invader-line {
    background: var(--neon-cyan);
    box-shadow:
        8px 0 0 var(--neon-cyan),
        16px 0 0 var(--neon-cyan),
        0px 8px 0 var(--neon-cyan),
        8px 8px 0 var(--neon-cyan),
        16px 8px 0 var(--neon-cyan),
        24px 8px 0 var(--neon-cyan),
        -8px 8px 0 var(--neon-cyan),
        -8px 16px 0 var(--neon-cyan),
        0 16px 0 var(--neon-cyan),
        8px 16px 0 var(--neon-cyan),
        16px 16px 0 var(--neon-cyan),
        24px 16px 0 var(--neon-cyan),
        -8px 24px 0 var(--neon-cyan),
        24px 24px 0 var(--neon-cyan),
        0 24px 0 var(--neon-cyan),
        16px 24px 0 var(--neon-cyan);
    margin-left: 12px;
}

.invader-sine {
    background: var(--neon-green);
    box-shadow:
        8px 0 0 var(--neon-green),
        -8px 8px 0 var(--neon-green),
        0 8px 0 var(--neon-green),
        8px 8px 0 var(--neon-green),
        16px 8px 0 var(--neon-green),
        -16px 16px 0 var(--neon-green),
        -8px 16px 0 var(--neon-green),
        0 16px 0 var(--neon-green),
        8px 16px 0 var(--neon-green),
        16px 16px 0 var(--neon-green),
        24px 16px 0 var(--neon-green),
        -16px 24px 0 var(--neon-green),
        -8px 24px 0 var(--neon-green),
        16px 24px 0 var(--neon-green),
        24px 24px 0 var(--neon-green),
        -8px 32px 0 var(--neon-green),
        16px 32px 0 var(--neon-green);
    margin-left: 20px;
}

.invader-erv {
    background: var(--neon-pink);
    box-shadow:
        8px 0 0 var(--neon-pink),
        16px 0 0 var(--neon-pink),
        -8px 8px 0 var(--neon-pink),
        0 8px 0 var(--neon-pink),
        8px 8px 0 var(--neon-pink),
        16px 8px 0 var(--neon-pink),
        24px 8px 0 var(--neon-pink),
        -16px 16px 0 var(--neon-pink),
        -8px 16px 0 var(--neon-pink),
        0 16px 0 var(--neon-pink),
        8px 16px 0 var(--neon-pink),
        16px 16px 0 var(--neon-pink),
        24px 16px 0 var(--neon-pink),
        32px 16px 0 var(--neon-pink),
        -16px 24px 0 var(--neon-pink),
        0 24px 0 var(--neon-pink),
        8px 24px 0 var(--neon-pink),
        16px 24px 0 var(--neon-pink),
        32px 24px 0 var(--neon-pink),
        0 32px 0 var(--neon-pink),
        24px 32px 0 var(--neon-pink);
    margin-left: 20px;
}

.research-card h3 {
    font-family: var(--font-pixel);
    font-size: 12px;
    color: var(--text-bright);
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.research-card p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.card-refs {
    font-size: 12px;
    color: var(--text-muted);
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 12px;
}

/* --- Team Grid --- */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.team-card {
    background: rgba(22, 33, 62, 0.80);
    border: 1px solid rgba(0, 212, 255, 0.15);
    padding: 24px;
    text-align: center;
    transition: border-color 0.3s, box-shadow 0.3s;
    cursor: pointer;
}
.team-card:hover {
    border-color: var(--neon-cyan);
}

/* Glitch on the portrait/avatar only */
.team-card:hover .avatar-frame {
    animation: portrait-glitch 0.5s step-end;
    box-shadow: var(--glow-cyan);
}

@keyframes portrait-glitch {
    0% { transform: translate(0); }
    5% { transform: translate(-2px, 1px); border-color: var(--neon-pink); }
    10% { transform: translate(2px, -1px); border-color: var(--neon-cyan); }
    15% { transform: translate(-1px, -2px); filter: hue-rotate(90deg); }
    20% { transform: translate(1px, 1px); }
    25% { transform: translate(0); filter: none; }
    100% { transform: translate(0); }
}

.team-pi {
    border-color: var(--neon-pink);
    grid-column: span 1;
}

.avatar-frame {
    width: 100px;
    height: 100px;
    margin: 0 auto 16px;
    border: 3px solid var(--neon-cyan);
    padding: 3px;
    overflow: hidden;
}

.avatar-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: saturate(0.8);
    transition: filter 0.3s;
}

.team-card:hover .avatar-frame img {
    filter: saturate(1);
}

.team-pi .avatar-frame {
    border-color: var(--neon-pink);
}

.team-card h3 {
    font-family: var(--font-pixel);
    font-size: 10px;
    color: var(--text-bright);
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.team-role {
    display: block;
    font-size: 11px;
    color: var(--neon-green);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.team-card p {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.team-links {
    display: flex;
    gap: 12px;
    justify-content: center;
}
.team-links a {
    font-size: 11px;
    padding: 2px 8px;
    border: 1px solid var(--neon-cyan);
    transition: all 0.2s;
}
.team-links a:hover {
    background: var(--neon-cyan);
    color: var(--bg-dark);
}

.team-join {
    text-align: center;
    padding: 32px;
    border: 1px dashed rgba(233, 69, 96, 0.3);
}
.team-join .pixel-font {
    color: var(--neon-yellow);
    margin-bottom: 12px;
}
.team-join p:last-child {
    font-size: 14px;
    color: var(--text-muted);
}

/* Alumni */
.alumni-section {
    margin-top: 40px;
    padding: 24px;
    border: 1px solid rgba(255,255,255,0.05);
    background: rgba(22, 33, 62, 0.80);
}

.alumni-list {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 20px;
}

.alumni-list span {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 2;
}

.alumni-list em {
    font-size: 11px;
    opacity: 0.7;
}

/* --- Publications --- */
.pub-list {
    max-width: 800px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pub-item {
    display: flex;
    gap: 12px;
    padding: 18px 20px;
    background: rgba(22, 33, 62, 0.80);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 4px;
    align-items: flex-start;
}
.pub-item:last-child {
    border-bottom: none;
}

.pub-year {
    font-family: var(--font-pixel);
    font-size: 9px;
    color: var(--neon-cyan);
    min-width: 42px;
    padding-top: 4px;
    flex-shrink: 0;
}

.highlight-star {
    color: var(--neon-yellow);
    text-shadow: 0 0 6px var(--neon-yellow);
    font-size: 14px;
    flex-shrink: 0;
    padding-top: 2px;
}

.pub-text {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-primary);
}

.pub-title {
    display: block;
    font-weight: 700;
    color: var(--text-bright);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 4px;
    transition: color 0.2s;
}
.pub-title:hover {
    color: var(--neon-cyan);
}

.pub-authors {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}
.pub-authors em {
    color: var(--neon-cyan);
    opacity: 0.7;
}

.pub-summary {
    font-size: 12px;
    line-height: 1.7;
    color: var(--text-muted);
    margin-top: 6px;
    padding-left: 12px;
    border-left: 2px solid rgba(0, 212, 255, 0.15);
    font-style: italic;
}

.pub-press {
    font-size: 11px;
    margin-top: 6px;
    padding-left: 12px;
    color: var(--text-muted);
}
.pub-press a {
    color: var(--neon-cyan);
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.2s;
}
.pub-press a:hover {
    opacity: 1;
    text-decoration: underline;
}

.pub-item.featured {
    background: rgba(233, 69, 96, 0.03);
    padding: 14px 12px;
    margin: 0 -12px;
    border-radius: 2px;
}

.pub-divider {
    color: var(--text-muted);
    text-align: center;
    padding: 24px 0;
    font-size: 9px;
    letter-spacing: 4px;
    opacity: 0.5;
}

/* --- Funding Grid --- */
.funding-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
}

.funding-card {
    background: rgba(22, 33, 62, 0.80);
    border: 1px solid rgba(255,255,255,0.05);
    padding: 14px 16px;
    text-align: center;
    transition: border-color 0.3s, box-shadow 0.3s;
}
.funding-card:hover {
    border-color: var(--neon-yellow);
}
.funding-card:hover .trophy {
    animation: portrait-glitch 0.4s step-end;
}

.active-grant {
    border-color: rgba(245, 247, 73, 0.2);
}
.active-grant:hover {
    border-color: var(--neon-yellow);
    box-shadow: 0 0 8px rgba(245, 247, 73, 0.2);
}

.past-grant {
    opacity: 0.7;
}

.trophy {
    font-size: 16px;
    margin-bottom: 6px;
}

.funding-card h3 {
    font-family: var(--font-pixel);
    font-size: 8px;
    color: var(--text-bright);
    margin-bottom: 4px;
    letter-spacing: 1px;
    line-height: 1.5;
}

.funding-card p {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.funding-years {
    font-family: var(--font-pixel);
    font-size: 8px;
    color: var(--neon-green);
    letter-spacing: 1px;
}

/* --- News & Contact --- */
.news-contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.news-col h3,
.contact-col h3 {
    color: var(--neon-cyan);
    margin-bottom: 24px;
}

.news-item {
    padding: 14px 16px;
    margin-bottom: 8px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
    background: rgba(22, 33, 62, 0.80);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 4px;
}

.news-date {
    font-family: var(--font-pixel);
    font-size: 8px;
    color: var(--neon-yellow);
    min-width: 40px;
    padding-top: 4px;
    flex-shrink: 0;
}

.news-item p {
    font-size: 14px;
    color: var(--text-primary);
}

.contact-info {
    background: rgba(22, 33, 62, 0.80);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 4px;
    padding: 16px;
}
.contact-info p {
    margin-bottom: 16px;
    font-size: 14px;
    line-height: 1.7;
}

.contact-label {
    display: block;
    font-family: var(--font-pixel);
    font-size: 8px;
    color: var(--neon-pink);
    letter-spacing: 2px;
    margin-bottom: 4px;
}

/* --- Footer --- */
footer {
    background: var(--bg-dark);
    border-top: 2px solid var(--neon-pink);
    padding: 40px 20px;
    text-align: center;
}

.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.footer-invader {
    width: 8px;
    height: 8px;
    background: var(--neon-pink);
    margin: 0 auto 16px;
    box-shadow:
        8px 0 0 var(--neon-pink),
        16px 0 0 var(--neon-pink),
        0 8px 0 var(--neon-pink),
        8px 8px 0 var(--neon-pink),
        16px 8px 0 var(--neon-pink),
        -8px 8px 0 var(--neon-pink),
        24px 8px 0 var(--neon-pink),
        -8px 16px 0 var(--neon-pink),
        0 16px 0 var(--neon-pink),
        8px 16px 0 var(--neon-pink),
        16px 16px 0 var(--neon-pink),
        24px 16px 0 var(--neon-pink);
    image-rendering: pixelated;
}

footer .pixel-font {
    color: var(--text-muted);
    margin-bottom: 8px;
}

.footer-sub {
    font-size: 13px;
    color: var(--text-muted);
    font-style: italic;
    opacity: 0.6;
}

/* --- Genome Background Canvas --- */
#genome-bg,
.genome-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
    mix-blend-mode: screen; /* Adds light on dark — invaders glow through without obscuring text */
}

/* Layering: canvas is z-index 10 as an overlay.
   Hero stays BELOW canvas (z-index 1) so invaders show over it.
   All other sections go ABOVE canvas (z-index 11) so text is readable
   but the animation peeks through via their translucent backgrounds. */
.hero { position: relative; z-index: 1; }
section.section { position: relative; z-index: 11; }
section.section-alt { position: relative; z-index: 11; }
footer { position: relative; z-index: 11; }

/* --- Member Modal --- */
.member-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.member-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 14, 23, 0.92);
    backdrop-filter: blur(6px);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    border: 2px solid var(--neon-cyan);
    box-shadow: var(--glow-cyan), 0 20px 60px rgba(0,0,0,0.5);
    max-width: 700px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    padding: 32px;
    transform: translateY(20px);
    transition: transform 0.3s;
}

.member-modal.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    color: var(--neon-pink);
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    transition: text-shadow 0.2s;
}
.modal-close:hover {
    text-shadow: var(--glow-pink);
}

.modal-body {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.modal-photo {
    width: 180px;
    height: 220px;
    object-fit: cover;
    border: 2px solid var(--neon-pink);
    flex-shrink: 0;
}

.modal-info h3 {
    font-family: var(--font-pixel);
    font-size: 14px;
    color: var(--text-bright);
    margin-bottom: 6px;
}

.modal-pronouns {
    font-family: var(--font-body);
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 400;
    margin-left: 4px;
}

.modal-details {
    font-size: 11px;
    color: var(--neon-purple);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
    display: block;
}

.modal-info .team-role {
    margin-bottom: 16px;
}

.modal-info p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.modal-email-link {
    font-size: 13px;
    display: inline-block;
    padding: 4px 12px;
    border: 1px solid var(--neon-cyan);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 56px;
        left: 0;
        right: 0;
        background: rgba(15, 14, 23, 0.98);
        flex-direction: column;
        padding: 16px 20px;
        gap: 16px;
        border-bottom: 2px solid var(--neon-pink);
    }
    .nav-links.open {
        display: flex;
    }
    .nav-toggle {
        display: block;
    }

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

    .team-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }

    .news-contact-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

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

    .hero h1 {
        font-size: 24px;
    }

    .section {
        padding: 60px 16px;
    }

    .modal-body {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .modal-photo {
        width: 140px;
        height: 170px;
    }
}

@media (max-width: 480px) {
    .funding-grid {
        grid-template-columns: 1fr;
    }

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

    .hero-sub {
        font-size: 10px;
    }
}

/* --- Animations --- */
@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.research-card,
.team-card,
.funding-card,
.pub-item,
.news-item {
    animation: fade-in-up 0.5s ease-out both;
}

/* Stagger animations when visible */
.research-card:nth-child(1) { animation-delay: 0.1s; }
.research-card:nth-child(2) { animation-delay: 0.2s; }
.research-card:nth-child(3) { animation-delay: 0.3s; }