:root {
    --ink: #18352e;
    --pine: #102d29;
    --pine2: #204a3d;
    --mint: #dcf4e6;
    --cream: #fbf8ef;
    --paper: #fffdf8;
    --gold: #efbb58;
    --rust: #ba6741;
    --muted: #5d716b;
    --line: #cbdad0;
    --shadow: 0 18px 50px rgba(14, 50, 38, .12)
}

html {
    scroll-behavior: smooth
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: var(--ink);
    background: var(--cream);
    line-height: 1.6
}

h1,
h2,
h3,
h4,
.brand-title {
    font-family: Georgia, 'Times New Roman', serif;
    line-height: 1.12;
    letter-spacing: -.035em
}

h1 {
    font-size: clamp(3rem, 6vw, 5.5rem)
}

h2 {
    font-size: clamp(2.25rem, 4vw, 3.7rem)
}

h3 {
    font-size: 1.55rem
}

a {
    color: #17684e
}

a:hover {
    color: #0a3d31
}

.skip-link {
    position: absolute;
    left: -999px;
    top: auto;
    z-index: 2000;
    background: #fff;
    padding: .8rem
}

.skip-link:focus {
    left: 1rem;
    top: 1rem
}

.site-nav {
    background: rgba(16, 45, 41, .6);
    box-shadow: 0 5px 20px rgba(9, 35, 29, .18)
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: .7rem;
    color: #fff !important;
    font-weight: 700
}

.brand-icon {
    width: 38px;
    height: 38px;
    object-fit: contain
}

.brand-title {
    font-size: 1.35rem;
    letter-spacing: -.04em
}

.brand-title small {
    display: block;
    font: 600 .62rem Arial, Helvetica, sans-serif;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: #c3e7cf
}

.site-nav .nav-link {
    color: #e3efe8 !important;
    font-weight: 600;
    padding: .85rem !important
}

.site-nav .nav-link:hover,
.site-nav .nav-link.active {
    color: var(--gold) !important
}

.site-nav .dropdown-menu {
    background: #fdfcf6;
    border: 1px solid #d7e5d9;
    box-shadow: var(--shadow);
    padding: .5rem
}

.site-nav .dropdown-item {
    border-radius: .35rem;
    padding: .6rem .8rem;
    color: var(--ink)
}

.site-nav .dropdown-item:hover {
    background: var(--mint)
}

.lang-switch {
    border: 1px solid #8bbba1;
    border-radius: 2rem;
    padding: .25rem .75rem !important;
    margin-left: .5rem
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: .18em;
    font-weight: 800;
    font-size: .75rem;
    color: #a95e30
}

.eyebrow-light {
    color: #f5c773
}

.hero {
    background: radial-gradient(circle at 80% 25%, #316c55 0, #173d34 38%, #102d29 76%);
    color: #fff;
    overflow: hidden
}

.hero .lead {
    color: #e2eee7;
    font-size: 1.2rem;
    max-width: 660px
}

.hero h1 {
    max-width: 800px
}

.hero-photo {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: 1.25rem;
    box-shadow: 0 28px 70px rgba(0, 0, 0, .35)
}

.hero-image-wrap {
    position: relative
}

.hero-video-wrap {
    height: 480px;
    border-radius: 1.25rem;
    box-shadow: 0 28px 70px rgba(0, 0, 0, .35)
}

.hero-video-launch,
.hero-video-frame {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: 1.25rem
}

.hero-video-launch {
    position: relative;
    padding: 0;
    overflow: hidden;
    background: #102d29;
    color: #fff;
    cursor: pointer
}

.hero-video-launch .hero-photo {
    height: 100%;
    border-radius: inherit;
    box-shadow: none
}

.hero-video-launch::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(transparent 50%, rgba(0, 0, 0, .55));
    pointer-events: none
}

.hero-video-action {
    position: absolute;
    z-index: 1;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: .65rem;
    font-weight: 700;
    text-shadow: 0 1px 5px #102d29
}

.hero-video-play {
    display: grid;
    place-items: center;
    width: 4.5rem;
    height: 4.5rem;
    border-radius: 50%;
    background: #f4c770;
    color: #17382f;
    font-size: 1.7rem;
    text-shadow: none;
    box-shadow: 0 8px 25px rgba(0, 0, 0, .35);
    transition: transform .2s ease
}

.hero-video-launch:hover .hero-video-play,
.hero-video-launch:focus-visible .hero-video-play {
    transform: scale(1.1)
}

.hero-video-launch:focus-visible {
    outline: 3px solid #f4c770;
    outline-offset: 3px
}

.hero-video-wrap.is-playing .hero-sticker {
    display: none
}

.hero-sticker {
    position: absolute;
    bottom: -1.2rem;
    left: -1.2rem;
    background: #f4c770;
    color: #17382f;
    padding: 1rem 1.3rem;
    border-radius: .8rem;
    box-shadow: var(--shadow);
    font-weight: 800;
    max-width: 220px
}

.btn {
    font-weight: 700;
    border-radius: .6rem;
    padding: .72rem 1.1rem
}

.btn-primary {
    background: #efbb58;
    border-color: #efbb58;
    color: #17352a
}

.btn-primary:hover {
    background: #ffd27b;
    border-color: #ffd27b;
    color: #12372c
}

.btn-outline-light:hover {
    color: var(--pine)
}

.btn-dark {
    background: var(--pine);
    border-color: var(--pine)
}

.btn-dark:hover {
    background: #28694e
}

.section {
    padding: clamp(3.5rem, 7vw, 6rem) 0
}

.section-tight {
    padding: 3rem 0
}

.section-mint {
    background: #e8f3ea
}

.section-white {
    background: #fffdf8
}

.section-dark {
    background: var(--pine);
    color: #fff
}

.section-head {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 2rem;
    margin-bottom: 2rem
}

.section-head p {
    max-width: 500px;
    color: var(--muted);
    margin: 0
}

.section-dark .section-head p {
    color: #cfdfd7
}

.feature-card,
.guide-card,
.metric-card {
    height: 100%;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 1rem;
    padding: 1.55rem;
    box-shadow: 0 8px 24px rgba(16, 45, 41, .045)
}

.feature-card .symbol,
.guide-card .symbol {
    font-size: 2rem;
    line-height: 1;
    margin-bottom: 1rem;
    color: #bf7236
}

.guide-card {
    position: relative;
    transition: transform .2s, box-shadow .2s
}

.guide-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow)
}

.guide-card a.stretched-link {
    text-decoration: none;
    color: var(--ink)
}

.guide-card p,
.feature-card p {
    color: var(--muted)
}

.media-frame {
    background: #e4eadf;
    padding: .5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow)
}

.media-frame img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: .65rem;
    object-fit: contain
}

.video-thumbnail-launch {
    position: relative;
    display: block;
    width: 100%;
    padding: 0;
    border: 0;
    border-radius: .65rem;
    overflow: hidden;
    background: #102d29;
    cursor: pointer
}

.video-thumbnail-play {
    position: absolute;
    top: 50%;
    left: 50%;
    display: grid;
    place-items: center;
    width: 4.5rem;
    height: 4.5rem;
    border-radius: 50%;
    background: #f4c770;
    color: #17382f;
    font-size: 1.7rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, .35);
    transform: translate(-50%, -50%);
    transition: transform .2s ease
}

.video-thumbnail-launch:hover .video-thumbnail-play,
.video-thumbnail-launch:focus-visible .video-thumbnail-play {
    transform: translate(-50%, -50%) scale(1.1)
}

.video-thumbnail-launch:focus-visible {
    outline: 3px solid #17382f;
    outline-offset: 3px
}

.media-frame.is-portrait {
    width: fit-content;
    max-width: 100%;
    margin-inline: auto
}

.media-frame.is-portrait img {
    width: auto;
    max-width: 100%;
    max-height: min(76vh, 760px);
    margin-inline: auto
}

.media-frame video {
    display: block;
    width: 100%;
    height: auto;
    border-radius: .65rem;
    max-height: 540px;
    object-fit: contain
}

.media-frame figcaption {
    font-size: .8rem;
    color: var(--muted);
    padding: .65rem .45rem .2rem
}

.split-copy {
    max-width: 560px
}

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

.check-list li {
    position: relative;
    padding: .4rem 0 .4rem 1.7rem
}

.check-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #158051;
    font-weight: 900
}

.page-hero {
    background: linear-gradient(135deg, #102d29, #24604a);
    padding: 3.5rem 0 4rem;
    color: #fff
}

.page-hero p {
    max-width: 790px;
    color: #d8e7dd;
    font-size: 1.13rem
}

.breadcrumbs {
    font-size: .82rem;
    color: #b6d1c0;
    margin-bottom: 1rem
}

.breadcrumbs a {
    color: #d5e8d8
}

.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: 3rem
}

.article-content {
    min-width: 0
}

.article-content h2 {
    font-size: 2rem;
    margin: 2.6rem 0 1rem
}

.article-content h3 {
    font-size: 1.35rem;
    margin: 1.5rem 0 .7rem
}

.article-content p,
.article-content li {
    font-size: 1.06rem
}

.article-content li {
    margin: .45rem 0
}

.article-content figure {
    margin: 1.7rem 0
}

.participant-progress-figure {
    max-width: 720px;
    margin: 1.7rem 0
}

.participant-progress-demo {
    position: relative;
    display: flex;
    min-height: 92px;
    align-items: center;
    justify-content: space-between;
    padding: 0 8%;
    border: 1px solid rgba(255, 255, 255, .2);
    border-radius: 1rem;
    background: linear-gradient(90deg, #102d29, #183c38 50%, #102d29);
    box-shadow: 0 8px 24px rgba(16, 45, 41, .16);
}

.progress-demo-track {
    position: absolute;
    top: 50%;
    right: 8%;
    left: 8%;
    height: 2px;
    background: rgba(255, 255, 255, .45);
    transform: translateY(-50%);
}

.progress-demo-marker {
    z-index: 1;
    display: grid;
    width: 2.7rem;
    height: 2.7rem;
    place-items: center;
    border: 3px solid #fff;
    border-radius: 50%;
    color: #fff;
    font-size: .78rem;
    font-weight: 800;
    box-shadow: 0 2px 8px rgba(0, 0, 0, .35);
}

.progress-demo-marker.is-passed {
    background: #198754;
}

.progress-demo-marker.is-pending {
    background: #c18b00;
}

.progress-demo-marker.is-failed {
    background: #dc3545;
}

.progress-demo-marker.is-current {
    border-width: 4px;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, .3), 0 0 18px rgba(255, 255, 255, .8);
}

.participant-progress-figure figcaption {
    padding: .65rem .45rem .2rem;
    color: var(--muted);
    font-size: .85rem;
}

.article-content .callout {
    border-left: 5px solid #eab65f;
    background: #fff6de;
    border-radius: .3rem;
    padding: 1rem 1.25rem;
    margin: 1.4rem 0
}

.article-content .callout.info {
    border-color: #42a37e;
    background: #e7f6e9
}

.article-content .step-list {
    counter-reset: steps;
    list-style: none;
    padding: 0
}

.article-content .step-list>li {
    counter-increment: steps;
    position: relative;
    padding: 1rem 1rem 1rem 4rem;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: .7rem;
    margin-bottom: .75rem
}

.article-content .step-list>li:before {
    content: counter(steps);
    position: absolute;
    left: 1rem;
    top: 1rem;
    background: var(--pine);
    color: #fff;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-weight: 800
}

.toc {
    position: sticky;
    top: 6.5rem;
    align-self: start;
    border-left: 2px solid #c6d8cc;
    padding-left: 1rem
}

.toc strong {
    font-size: .77rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: #b16c3d
}

.toc a {
    display: block;
    color: #415f51;
    text-decoration: none;
    padding: .4rem 0;
    font-size: .9rem
}

.toc a:hover {
    text-decoration: underline
}

.pill {
    display: inline-block;
    background: #e2f1e5;
    border: 1px solid #b8d5c3;
    color: #155a41;
    border-radius: 2rem;
    padding: .2rem .7rem;
    font-size: .78rem;
    font-weight: 800
}

.pill.gold {
    background: #fff1ca;
    border-color: #ecc979;
    color: #774a1c
}

.stat-band {
    background: #edc779;
    padding: 1rem 0;
    font-weight: 700;
    color: #173b30
}

.chest-video {
    max-width: 300px;
    display: block;
    margin: auto;
    mix-blend-mode: screen
}

.model-stage {
    min-height: 390px;
    border-radius: 1rem;
    background: radial-gradient(circle at 50% 45%, #3a8064, #12392f 65%, #0d2b26);
    position: relative;
    overflow: hidden
}

.model-stage canvas {
    width: 100%;
    height: 390px;
    display: block
}

.model-caption {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    color: #e6f2e6;
    background: rgba(9, 39, 31, .75);
    padding: .55rem .8rem;
    border-radius: .5rem;
    font-size: .85rem
}

.placeholder {
    background: #102d29;
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid #5d8d73
}

.placeholder img {
    display: block;
    width: 100%;
    height: auto
}

.placeholder figcaption {
    color: #daeadd;
    padding: .8rem 1rem;
    font-size: .83rem
}

.mode-card {
    background: #fff;
    border-radius: 1rem;
    border: 1px solid var(--line);
    overflow: hidden;
    height: 100%
}

.mode-card img {
    width: 100%;
    height: 200px;
    object-fit: cover
}

.mode-card .body {
    padding: 1.35rem
}

.mode-card.featured {
    border: 2px solid #deac54;
    box-shadow: var(--shadow)
}

.site-footer {
    background: #102d29;
    color: #d5e7db;
    padding: 3.5rem 0 1rem
}

.site-footer a {
    display: block;
    color: #d5e7db;
    text-decoration: none;
    margin: .45rem 0
}

.site-footer a:hover {
    color: #ffd37c
}

.site-footer h3 {
    font: 800 .8rem Arial, Helvetica, sans-serif;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: #f1c776;
    margin-bottom: 1rem
}

.partner-row {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    flex-wrap: wrap;
    border-top: 1px solid #416658;
    padding-top: 1.5rem;
    margin-top: 2rem
}

.partner-logo {
    background: transparent;
    padding: 0;
    border-radius: 0
}

.partner-logo img {
    display: block;
    max-height: 54px;
    max-width: 220px;
    width: auto
}

.footer-bottom {
    border-top: 1px solid #416658;
    margin-top: 1.5rem;
    padding-top: 1rem;
    font-size: .82rem;
    color: #afd2bd
}

.accordion-button:not(.collapsed) {
    color: #123d2d;
    background: #e5f3e8
}

.accordion-button:focus {
    box-shadow: 0 0 0 .2rem #70ab81
}

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

.compare-table th {
    background: #e5f1e7
}

.site-nav .navbar-toggler {
    border-color: #b1cfbb
}

.site-nav .navbar-toggler-icon {
    filter: invert(1)
}

@media(max-width:991px) {
    .article-layout {
        grid-template-columns: 1fr
    }

    .toc {
        position: static;
        order: -1;
        border-left: 0;
        border-bottom: 1px solid var(--line);
        padding: 0 0 1rem
    }

    .section-head {
        display: block
    }

    .hero-photo {
        height: 380px
    }

    .hero-video-wrap {
        height: 380px
    }

    .content-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr))
    }
}

@media(max-width:575px) {
    .content-grid {
        grid-template-columns: 1fr
    }

    .hero-photo {
        height: 310px
    }

    .hero-video-wrap {
        height: 310px
    }

    .hero-sticker {
        left: .5rem;
        bottom: -.9rem
    }

    .section {
        padding: 3.2rem 0
    }

    .page-hero {
        padding: 2.7rem 0
    }
}


/* The main navigation is the 3D viewing window for the animated guide. */
.site-nav {
    --pegman-clip-height: 94px;
    padding: 0;
    position: relative;
    isolation: isolate;
    min-height: 94px;
    background: linear-gradient(180deg, #173e35 0%, #214b3d 50%, #315c48 100%)
}

.site-nav>.container {
    position: relative;
    z-index: 2;
    min-height: 94px
}

.nav-pegman-viewport {
    position: absolute;
    z-index: 1;
    top: 0;
    left: 0;
    right: 0;
    height: var(--pegman-clip-height);
    overflow: hidden;
    pointer-events: none;
    background: linear-gradient(180deg, #193e36 0%, #285441 42%, #375b45 100%)
}

.header-pegman {
    position: absolute;
    left: 0;
    top: calc(var(--pegman-clip-height) - 260px);
    width: 100%;
    height: 260px;
    z-index: 1;
    pointer-events: none;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, .45))
}

.site-nav .navbar-collapse {
    background: rgba(15, 43, 38, .9);
    border-radius: .65rem
}

.site-nav .navbar-brand,
.site-nav .navbar-toggler {
    position: relative;
    z-index: 3;
    text-shadow: 0 1px 4px #081d19
}

.site-nav .navbar-brand {
    padding: 0 .55rem;
    margin-left: -.55rem;
    border-radius: .55rem;
    background: rgba(10, 31, 27, .6);
    align-self: stretch
}

.model-unavailable .nav-pegman-viewport {
    display: none
}

@media(max-width:991px) {
    .site-nav>.container {
        min-height: 82px
    }

    .site-nav .navbar-collapse {
        padding: .25rem .75rem;
        margin: 0 -.75rem .5rem
    }
}

@media(max-width:575px) {
    .site-nav {
        --pegman-clip-height: 82px;
        min-height: 82px
    }

    .site-nav>.container {
        min-height: 82px
    }

    .site-nav .brand-title {
        font-size: 1.05rem
    }

    .site-nav .brand-title small {
        font-size: .5rem
    }

    .site-nav .navbar-collapse {
        max-height: 70vh;
        overflow-y: auto
    }
}