/* Clean design: ample whitespace, Poppins/Roboto, 8px grid, limited Lithicon palette */
:root {
    --primary-blue: #0A3663;
    --secondary-teal: #00A896;
    --accent-cyan: #02C39A;
    --dark-blue: #051923;
    --surface: #FFFFFF;
    --light-bg: #F9FAFB;
    --border: #E5E7EB;
    --white: #FFFFFF;
    --text-dark: #111827;
    --text-muted: #4B5563;
    --danger: #DC2626;
    --space: 8px;
    --radius: 8px;
    --font-body: "Roboto", sans-serif;
    --font-display: "Poppins", sans-serif;
    --text-12: 0.75rem;
    --text-14: 0.875rem;
    --text-16: 1rem;
    --text-20: 1.25rem;
    --text-24: 1.5rem;
    --text-32: 2rem;
    --transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 88px;
}

body {
    background-color: var(--surface);
    color: var(--text-dark);
    font-family: var(--font-body);
    font-size: var(--text-16);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4,
.brand-caption,
.btn,
.section-title,
.tab-btn,
.stat-item h3 {
    font-family: var(--font-display);
}

a {
    text-decoration: none;
    color: inherit;
}

:focus-visible {
    outline: 2px solid var(--secondary-teal);
    outline-offset: 3px;
}

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 32px;
}

.section-title {
    text-align: center;
    font-size: var(--text-32);
    font-weight: 600;
    color: var(--primary-blue);
    letter-spacing: -0.02em;
    margin-bottom: var(--space);
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: var(--text-16);
    font-weight: 400;
    margin-bottom: 48px;
}

/* Optional longer paragraph under a section subtitle */
.section-intro {
    max-width: 840px;
    margin: -24px auto 48px;
    text-align: center;
    color: var(--text-muted);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-size: var(--text-14);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background-color: var(--secondary-teal);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--accent-cyan);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-blue);
}

/* Team Page */
.team-page {
    background: var(--surface);
}

.team-hero {
    margin-top: 68px;
    padding: 128px 0 96px;
    background: var(--dark-blue);
    color: var(--white);
    text-align: center;
}

.team-kicker {
    margin-bottom: 16px;
    color: var(--accent-cyan);
    font-size: var(--text-12);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.team-hero h1 {
    margin-bottom: 16px;
    font-size: var(--text-32);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.team-intro {
    max-width: 640px;
    margin: 0 auto;
    color: #D1D5DB;
    font-size: var(--text-16);
}

.team-profiles {
    padding: 96px 0;
}

.team-summary {
    margin-bottom: 48px;
    padding: 24px 32px;
    background: var(--light-bg);
    border: 1px solid var(--border);
    border-left: 4px solid var(--secondary-teal);
    border-radius: var(--radius);
    color: var(--text-muted);
}

.team-summary[hidden] {
    display: none;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
    align-items: stretch;
}

.team-card {
    display: flex;
    align-items: center;
    gap: 28px;
    padding: 32px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.team-card-featured {
    grid-column: 1 / -1;
    gap: 40px;
    padding: 40px;
    background: var(--light-bg);
}

.team-photo {
    flex: 0 0 auto;
}

.team-photo img {
    display: block;
    width: 112px;
    height: 112px;
    border-radius: 50%;
    border: 3px solid var(--primary-blue);
    padding: 3px;
    background: var(--surface);
    object-fit: cover;
}

.team-card-featured .team-photo img {
    width: 168px;
    height: 168px;
    border-width: 4px;
}

.team-card-body {
    min-width: 0;
}

.team-card h2 {
    margin-bottom: 6px;
    color: var(--primary-blue);
    font-size: var(--text-20);
    font-weight: 600;
    line-height: 1.3;
}

.team-card-featured h2 {
    font-size: var(--text-24);
}

.team-role {
    font-weight: 500;
}

.team-credential {
    margin-bottom: 12px;
    color: var(--text-muted);
    font-style: italic;
}

.team-bio {
    color: var(--text-muted);
}

.team-bio p + p {
    margin-top: 12px;
}

/* Insight pages (Market Overview, Value Proposition) */
.insight-section {
    padding: 96px 0;
}

.insight-section-alt {
    background: var(--light-bg);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.insight-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
    align-items: start;
}

.insight-card {
    padding: 40px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.insight-card p {
    color: var(--text-muted);
}

.insight-kicker {
    margin-bottom: 16px;
    color: var(--secondary-teal);
    font-family: var(--font-display);
    font-size: var(--text-12);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.insight-list {
    list-style: none;
    color: var(--text-muted);
}

.insight-list li {
    position: relative;
    padding-left: 24px;
}

.insight-list li + li {
    margin-top: 16px;
}

.insight-list li::before {
    content: "–";
    position: absolute;
    left: 0;
    color: var(--secondary-teal);
}

.map-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.map-card {
    display: flex;
    flex-direction: column;
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.map-card h3 {
    margin-bottom: 16px;
    color: var(--primary-blue);
    font-size: var(--text-16);
    font-weight: 600;
    line-height: 1.4;
}

.map-card img {
    display: block;
    width: 100%;
    height: auto;
    margin-top: auto;
    border-radius: var(--radius);
}

.map-source {
    margin-top: 12px;
    color: var(--text-muted);
    font-size: var(--text-12);
    font-style: italic;
}

.comparison-wrap {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-14);
}

.comparison-table th,
.comparison-table td {
    padding: 18px 24px;
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid var(--border);
}

.comparison-table thead th {
    background: var(--primary-blue);
    color: var(--white);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: var(--text-14);
    line-height: 1.4;
}

.comparison-table thead th:nth-child(2) {
    background: var(--secondary-teal);
}

.comparison-table tbody th {
    color: var(--primary-blue);
    font-weight: 600;
    width: 30%;
}

.comparison-table tbody td {
    color: var(--text-muted);
}

.comparison-table tbody td:nth-child(2) {
    color: var(--text-dark);
    font-weight: 500;
}

.comparison-table tbody tr:nth-child(even) {
    background: var(--light-bg);
}

.comparison-table tbody tr:last-child th,
.comparison-table tbody tr:last-child td {
    border-bottom: 0;
}

.insight-cta {
    padding: 96px 0;
    text-align: center;
}

.insight-cta h2 {
    max-width: 640px;
    margin: 0 auto 32px;
    color: var(--primary-blue);
    font-size: var(--text-24);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

/* Header / Navigation — one continuous wavy surface: thick flanks, thin center */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 160px;
    z-index: 1000;
    pointer-events: none;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: height 0.5s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.4s ease, border-color 0.4s ease;
}

/* Scrolled: collapse to a plain strip with only the nav links */
header.is-scrolled {
    height: 64px;
    background: var(--surface);
    border-bottom-color: var(--border);
}

header.is-scrolled .nav-wave {
    opacity: 0;
    transition-delay: 0s;
}

header.is-scrolled .brand {
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    pointer-events: none;
}

header.is-scrolled .nav-container {
    height: 64px;
}

.nav-wave {
    position: absolute;
    top: 0;
    left: 0;
    display: block;
    width: 100%;
    height: 160px;
    opacity: 1;
    transition: opacity 0.3s ease 0.1s;
}

.nav-wave-mobile {
    display: none;
}

.nav-wave-fill {
    fill: var(--surface);
}

.nav-wave-edge {
    fill: none;
    stroke: var(--border);
    stroke-width: 1;
}

header .container {
    position: relative;
    max-width: none;
    padding: 0 clamp(20px, 3vw, 48px);
}

.nav-container {
    display: grid;
    grid-template-columns: minmax(150px, 1fr) auto minmax(150px, 1fr);
    align-items: start;
    column-gap: 24px;
    height: 160px;
    overflow: hidden;
    transition: height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.brand,
.nav-links,
.menu-toggle {
    pointer-events: auto;
}

.brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding-top: 10px;
    text-align: center;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
}

.brand-parent {
    justify-self: start;
}

.brand-parent img {
    display: block;
    width: 112px;
    height: 112px;
    object-fit: contain;
}

.brand-caption {
    color: var(--text-muted);
    font-size: var(--text-12);
    font-weight: 600;
    letter-spacing: 0.08em;
    line-height: 1.3;
    text-transform: uppercase;
    white-space: nowrap;
}

.nav-end {
    justify-self: end;
    display: flex;
    align-items: flex-start;
    min-width: 0;
}

.brand-affiliate img {
    display: block;
    height: 92px;
    width: auto;
    max-width: 210px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 8px;
    margin-top: 12px;
}

.nav-links a {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 8px 12px;
    color: var(--text-muted);
    font-size: var(--text-14);
    font-weight: 500;
    white-space: nowrap;
    transition: color 0.2s ease;
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 6px;
    height: 2px;
    background: var(--secondary-teal);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.22s ease-out;
}

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

.nav-links a:hover::after,
.nav-links a.current::after {
    transform: scaleX(1);
}

.menu-toggle {
    display: none;
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--primary-blue);
    font-size: var(--text-24);
    cursor: pointer;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    background: linear-gradient(rgba(5, 25, 35, 0.72), rgba(5, 25, 35, 0.72)),
                url('images/title-page-background-img.png') center/cover no-repeat;
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--white);
    padding: 176px 0 96px;
}

.hero-content {
    max-width: 720px;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(var(--text-32), 5vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero p {
    font-size: var(--text-16);
    margin-bottom: 40px;
    color: #E5E7EB;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
}

.hero-scroll {
    position: absolute;
    left: 50%;
    bottom: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--white);
    opacity: 0.45;
    transform: translateX(-50%);
    transition: opacity 0.2s ease;
}

.hero-scroll:hover,
.hero-scroll:focus-visible {
    opacity: 0.85;
}

.hero-scroll-arrow {
    display: block;
    width: 10px;
    height: 10px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);
}

.story-hero {
    padding: 80px 0 56px;
    background: var(--surface);
}

.story-hero-shell {
    max-width: 880px;
    margin: 0 auto;
    padding: 0 32px;
}

.story-hero-frame {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--dark-blue);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.story-video {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    background: var(--dark-blue);
}

/* Stats Bar */
.stats-section {
    background-color: var(--surface);
    padding: 48px 0;
    border-bottom: 1px solid var(--border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    text-align: center;
}

.stat-item h3 {
    font-size: var(--text-32);
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

.stat-item p {
    color: var(--text-muted);
    font-size: var(--text-14);
    font-weight: 400;
}

/* Main Content Sections */
section {
    padding: 96px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-grid + .about-grid,
.mission + .about-grid {
    margin-top: 72px;
}

.about-grid-reverse .about-text {
    order: 2;
}

.about-grid-reverse .about-image {
    order: 1;
}

.about-text p {
    margin-bottom: 16px;
    color: var(--text-muted);
}

.about-text p:last-child {
    margin-bottom: 0;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius);
}

.about-image-diagram img {
    max-width: 440px;
    margin: 0 auto;
    display: block;
    border-radius: 0;
}

.mission {
    margin: 64px 0 0;
    padding: 48px;
    background: var(--light-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.mission .mission-kicker {
    margin-bottom: 16px;
    color: var(--secondary-teal);
    font-family: var(--font-display);
    font-size: var(--text-12);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.mission blockquote {
    max-width: 720px;
}

.mission p {
    color: var(--text-muted);
}

.mission .mission-lead {
    margin-bottom: 16px;
    color: var(--primary-blue);
    font-family: var(--font-display);
    font-size: var(--text-20);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.45;
}

.mission p + p {
    margin-top: 16px;
}

.mission p:last-child {
    margin-bottom: 0;
}

.services {
    background-color: var(--light-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--surface);
    padding: 32px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.service-card h3 {
    color: var(--primary-blue);
    font-size: var(--text-20);
    font-weight: 600;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-muted);
    font-size: var(--text-14);
}

.battery-demo {
    background: var(--surface);
}

.battery-slideshow {
    background: var(--dark-blue);
    border-radius: var(--radius);
    padding: 16px;
    color: var(--white);
}

.battery-slideshow:focus-visible {
    outline: 2px solid var(--secondary-teal);
    outline-offset: 4px;
}

.battery-slide-stage {
    position: relative;
    height: min(62vw, 560px);
    min-height: 300px;
    background: #020b10;
    border-radius: var(--radius);
    overflow: hidden;
}

.battery-slide-stage img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.battery-arrow {
    position: absolute;
    z-index: 1;
    top: 50%;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: var(--radius);
    background: rgba(5, 25, 35, 0.8);
    color: var(--white);
    cursor: pointer;
    font-size: var(--text-20);
    line-height: 1;
    transform: translateY(-50%);
    transition: var(--transition);
}

.battery-arrow:hover,
.battery-arrow:focus-visible {
    background: var(--secondary-teal);
}

.battery-prev { left: 16px; }
.battery-next { right: 16px; }

.battery-slide-details {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 24px 8px 8px;
}

.battery-step {
    margin-bottom: 8px;
    color: var(--accent-cyan);
    font-size: var(--text-12);
    font-weight: 600;
    letter-spacing: 0.08em;
}

.battery-slide-details h3 {
    margin-bottom: 8px;
    color: var(--white);
    font-size: var(--text-20);
    font-weight: 600;
}

.battery-slide-details p:last-child {
    color: #D1D5DB;
    font-size: var(--text-14);
}

.battery-play {
    flex: 0 0 auto;
    min-height: 44px;
    padding: 10px 16px;
    border: 1px solid var(--accent-cyan);
    border-radius: var(--radius);
    background: transparent;
    color: var(--white);
    cursor: pointer;
    font-family: var(--font-display);
    font-size: var(--text-14);
    font-weight: 600;
    transition: var(--transition);
}

.battery-play:hover,
.battery-play:focus-visible {
    background: var(--accent-cyan);
    color: var(--dark-blue);
}

.battery-progress {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 8px;
    padding: 8px;
}

.battery-dot {
    height: 4px;
    border: 0;
    border-radius: 4px;
    background: #52656b;
    cursor: pointer;
    transition: var(--transition);
}

.battery-dot:hover,
.battery-dot.active {
    background: var(--accent-cyan);
}

/* Site videos beneath the slideshow (16:9 dashboard + 9:16 enclosure) */
.battery-videos {
    margin-top: 64px;
}

.battery-videos-intro {
    max-width: 720px;
    margin: 0 auto 40px;
    text-align: center;
}

.battery-videos-intro h3 {
    margin-bottom: 16px;
    color: var(--primary-blue);
    font-size: var(--text-24);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

.battery-videos-intro p {
    color: var(--text-muted);
}

.battery-videos-intro .insight-kicker {
    margin-bottom: 12px;
}

.battery-video-grid {
    display: grid;
    grid-template-columns: minmax(0, 3.16fr) minmax(0, 1fr);
    gap: 24px;
    align-items: start;
}

.battery-video-card {
    min-width: 0;
}

.battery-video-card video {
    display: block;
    width: 100%;
    background: var(--dark-blue);
    border-radius: var(--radius);
    object-fit: contain;
}

.battery-video-card--landscape video {
    aspect-ratio: 16 / 9;
}

.battery-video-card--portrait video {
    aspect-ratio: 9 / 16;
}

.battery-video-card figcaption {
    margin-top: 12px;
}

.battery-video-card h4 {
    margin-bottom: 4px;
    color: var(--primary-blue);
    font-size: var(--text-16);
    font-weight: 600;
}

.battery-video-card p {
    color: var(--text-muted);
    font-size: var(--text-14);
}

.project-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 40px;
}

.tab-btn {
    min-height: 44px;
    padding: 10px 20px;
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-muted);
    cursor: pointer;
    font-size: var(--text-14);
    font-weight: 600;
    transition: var(--transition);
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    color: var(--white);
}

.project-display {
    background: var(--light-bg);
    padding: 40px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    transition: opacity 0.2s ease;
}

.project-display.is-empty {
    grid-template-columns: 1fr;
}

.project-display[hidden],
.content-status[hidden] {
    display: none;
}

.content-status {
    margin: 0 0 24px;
    color: var(--text-muted);
    text-align: center;
}

.project-info h3 {
    color: var(--primary-blue);
    font-size: var(--text-24);
    font-weight: 600;
    margin-bottom: 16px;
}

.project-info p,
.project-info ul {
    color: var(--text-muted);
}

.project-info ul {
    list-style-type: none;
    margin-top: 16px;
}

.project-info ul li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 8px;
}

.project-info ul li::before {
    content: "–";
    position: absolute;
    left: 0;
    color: var(--secondary-teal);
}

.microgrid-gallery {
    min-width: 0;
    text-align: center;
}

.gallery-stage {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.gallery-stage img {
    width: 100%;
    height: 300px;
    object-fit: contain;
    transition: opacity 0.2s ease;
}

.gallery-arrow {
    position: absolute;
    z-index: 1;
    top: 50%;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: var(--radius);
    background: var(--primary-blue);
    color: var(--white);
    cursor: pointer;
    font-size: var(--text-20);
    line-height: 1;
    transform: translateY(-50%);
    transition: var(--transition);
}

.gallery-arrow:hover,
.gallery-arrow:focus-visible {
    background: var(--secondary-teal);
}

.gallery-prev { left: 12px; }
.gallery-next { right: 12px; }

.gallery-caption {
    margin: 16px 0;
    color: var(--text-muted);
    font-size: var(--text-14);
    font-weight: 500;
}

.gallery-thumbnails {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
}

.gallery-thumb {
    height: 80px;
    padding: 4px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    cursor: pointer;
    transition: var(--transition);
}

.gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.gallery-thumb:hover,
.gallery-thumb.active {
    border-color: var(--primary-blue);
}

.contact {
    background: var(--dark-blue);
    color: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.contact .section-title {
    color: var(--white);
}

.contact .section-subtitle {
    color: #D1D5DB;
}

.contact-card {
    background: transparent;
    padding: 32px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.contact-card h3 {
    color: var(--white);
    font-size: var(--text-20);
    font-weight: 600;
    margin-bottom: 16px;
}

.inquiry {
    position: relative;
    background: linear-gradient(rgba(5, 25, 35, 0.5), rgba(5, 25, 35, 0.72)),
                url('images/footer-background-img.jpg') center 30% / cover no-repeat;
    color: var(--white);
}

.inquiry .section-title {
    color: var(--white);
}

.inquiry .section-subtitle {
    color: #D1D5DB;
}

.inquiry .inquiry-form {
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

.inquiry-form {
    position: relative;
    display: grid;
    max-width: 640px;
    margin: 0 auto;
    gap: 24px;
    padding: 40px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.inquiry-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.inquiry-form label {
    display: grid;
    gap: 8px;
    color: var(--text-dark);
    font-size: var(--text-14);
    font-weight: 500;
}

.inquiry-form input,
.inquiry-form textarea {
    width: 100%;
    min-height: 44px;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text-dark);
    font-family: var(--font-body);
    font-size: var(--text-16);
    font-weight: 400;
    transition: var(--transition);
}

.inquiry-form input:focus-visible,
.inquiry-form textarea:focus-visible {
    border-color: var(--secondary-teal);
}

.inquiry-form textarea {
    min-height: 160px;
    resize: vertical;
}

.inquiry-form .inquiry-consent {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-weight: 400;
    color: var(--text-muted);
}

.inquiry-form .inquiry-consent input {
    width: 18px;
    height: 18px;
    min-height: 18px;
    margin-top: 3px;
    padding: 0;
    border: none;
    background: none;
    box-shadow: none;
    accent-color: var(--secondary-teal);
}

.inquiry-form .btn {
    justify-self: start;
}

.inquiry-form .btn:disabled {
    opacity: 0.7;
    cursor: wait;
}

.honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    opacity: 0;
}

.inquiry-status {
    min-height: 1.4em;
    font-size: var(--text-14);
    font-weight: 500;
}

.inquiry-status.success {
    color: #16A34A;
}

.inquiry-status.error {
    color: var(--danger);
}

footer {
    background-color: var(--dark-blue);
    color: #B7C2CC;
    text-align: center;
    padding: 28px 0;
    font-size: var(--text-14);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

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

    .hero-scroll {
        animation: none;
    }

    .nav-links a::after {
        transition: none;
    }

    header,
    .nav-container,
    .nav-wave,
    .brand {
        transition: none;
    }
}

@media (max-width: 1200px) {
    .nav-links {
        gap: 6px;
    }

    .nav-links a {
        padding: 8px 10px;
        font-size: var(--text-12);
    }

    .brand-parent img {
        width: 100px;
        height: 100px;
    }

    .brand-affiliate img {
        height: 80px;
        max-width: 188px;
    }
}

/* Collapse the center links into a drawer before they would wrap under the wave */
@media (max-width: 1180px) {
    html {
        scroll-padding-top: 80px;
    }

    header,
    .nav-container,
    .nav-wave {
        height: 150px;
    }

    header.is-scrolled,
    header.is-scrolled .nav-container {
        height: 56px;
    }

    header.is-scrolled .nav-links {
        top: 56px;
        height: calc(100vh - 56px);
    }

    .nav-wave-desktop {
        display: none;
    }

    .nav-wave-mobile {
        display: block;
    }

    .team-hero {
        margin-top: 62px;
    }

    .map-grid {
        grid-template-columns: 1fr;
        max-width: 720px;
        margin: 0 auto;
    }

    .menu-toggle {
        display: block;
        position: absolute;
        top: 6px;
        left: 50%;
        transform: translateX(-50%);
        z-index: 2;
    }

    .nav-container {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        column-gap: 12px;
    }

    .nav-end {
        grid-column: 2;
    }

    .brand-parent img {
        width: 92px;
        height: 92px;
    }

    .brand-affiliate img {
        height: 68px;
        max-width: 148px;
    }

    .nav-links {
        position: fixed;
        top: 150px;
        right: -100%;
        width: 80%;
        height: calc(100vh - 150px);
        margin-top: 0;
        background-color: var(--surface);
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        padding: 24px 32px;
        border-left: 1px solid var(--border);
        transition: right 0.2s ease;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    section,
    .team-hero,
    .team-profiles {
        padding: 64px 0;
    }

    .team-hero {
        padding-top: 120px;
    }

    .hero h1 {
        font-size: var(--text-24);
    }

    .story-hero {
        padding: 56px 0 40px;
    }

    .story-hero-shell {
        padding: 0 20px;
    }

    .about-grid,
    .project-display,
    .contact-grid,
    .inquiry-row {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .mission {
        margin-top: 40px;
        padding: 32px 24px;
    }

    .inquiry-form {
        padding: 24px;
    }

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

    .team-card-featured {
        grid-column: auto;
        gap: 24px;
        padding: 32px 24px;
    }

    .team-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
        padding: 28px 24px;
    }

    .team-summary {
        padding: 20px 24px;
        margin-bottom: 32px;
    }

    .insight-section,
    .insight-cta {
        padding: 64px 0;
    }

    .insight-card {
        padding: 28px 24px;
    }

    /* Stack the comparison table into per-feature cards */
    .comparison-wrap {
        border: 0;
        background: transparent;
        overflow: visible;
    }

    .comparison-table,
    .comparison-table tbody,
    .comparison-table tr,
    .comparison-table th,
    .comparison-table td {
        display: block;
        width: 100%;
    }

    .comparison-table thead {
        display: none;
    }

    .comparison-table tbody tr {
        margin-bottom: 16px;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        overflow: hidden;
        background: var(--surface);
    }

    .comparison-table tbody tr:nth-child(even) {
        background: var(--surface);
    }

    .comparison-table tbody th {
        width: 100%;
        background: var(--primary-blue);
        color: var(--white);
        font-family: var(--font-display);
    }

    .comparison-table tbody td {
        padding: 12px 24px;
    }

    .comparison-table tbody td::before {
        content: attr(data-label);
        display: block;
        margin-bottom: 4px;
        color: var(--secondary-teal);
        font-size: var(--text-12);
        font-weight: 600;
        letter-spacing: 0.08em;
        text-transform: uppercase;
    }

    .comparison-table tbody td:nth-child(2) {
        font-weight: 400;
        color: var(--text-muted);
    }

    .battery-slide-details {
        align-items: flex-start;
        flex-direction: column;
    }

    .battery-play {
        width: 100%;
    }

    .battery-videos {
        margin-top: 48px;
    }
}

/* Phones: stack mixed-aspect videos; shrink logos so captions stay inside the wave flanks */
@media (max-width: 700px) {
    .battery-video-grid {
        grid-template-columns: 1fr;
        justify-items: center;
    }

    .battery-video-card--landscape {
        width: 100%;
    }

    .battery-video-card--portrait {
        width: min(100%, 280px);
    }

    .brand-parent img {
        width: 80px;
        height: 80px;
    }

    .brand-affiliate img {
        height: 60px;
        max-width: 120px;
    }

    .brand-caption {
        max-width: 96px;
        font-size: 0.625rem;
        letter-spacing: 0.04em;
        white-space: normal;
    }
}