:root {
    --density-ink: #000650;
    --density-muted: #505784;
    --density-accent: #006f78;
    --density-blue: #2f7de1;
    --density-gold: #d59b2d;
    --density-line: rgba(0, 6, 80, 0.14);
    --density-soft: #f5f8fd;
}

#sidebar ul.components li a[href="/discovery/"] {
    border-color: rgba(0, 6, 80, .16);
    color: var(--discovery-ink);
    background: rgba(255, 255, 255, .58);
}

#sidebar ul.components li a[href="/density/"] {
    border-color: var(--discovery-accent);
    color: #fff;
    background: var(--discovery-accent);
}

.density-page,
.density-page * {
    box-sizing: border-box;
    letter-spacing: 0;
}

.density-page {
    width: min(calc(100% - 56px), 1440px);
    margin: 0 auto;
    padding: 34px 0 54px;
    color: var(--density-ink);
}

#alerter:not(.show) {
    display: none !important;
}

.density-hero {
    display: grid;
    grid-template-columns: minmax(300px, .72fr) minmax(520px, 1.28fr);
    gap: 38px;
    align-items: center;
    min-height: 620px;
    border-bottom: 1px solid var(--density-line);
}

.density-kicker {
    display: block;
    margin-bottom: 18px;
    color: var(--density-accent);
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
}

.density-hero h1 {
    margin: 0 0 18px;
    color: var(--density-ink);
    font-size: 64px;
    font-weight: 520;
    line-height: 1.02;
}

.density-hero-copy > p {
    max-width: 560px;
    margin: 0;
    color: var(--density-muted);
    font-size: 20px;
    line-height: 1.65;
}

.density-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.density-primary,
.density-secondary,
.density-file-button,
.density-submit,
.density-stop {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 18px;
    border-radius: 8px;
    font-weight: 750;
    text-decoration: none !important;
}

.density-primary,
.density-submit,
.density-file-button {
    border: 1px solid var(--density-ink);
    color: #fff !important;
    background: var(--density-ink);
}

.density-secondary,
.density-stop {
    border: 1px solid var(--density-line);
    color: var(--density-ink);
    background: #fff;
}

.density-hero-figure {
    min-width: 0;
    margin: 0;
}

.density-hero-figure img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: contain;
}

.density-hero-figure figcaption {
    margin-top: 10px;
    color: var(--density-muted);
    font-size: 13px;
    line-height: 1.5;
}

.density-form-panel,
.density-output {
    padding: 54px 0;
    border-bottom: 1px solid var(--density-line);
}

.density-form-panel > header,
.density-output > header {
    display: grid;
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
    margin-bottom: 28px;
}

.density-section-index {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border: 1px solid var(--density-line);
    border-radius: 50%;
    color: var(--density-accent);
    font-weight: 800;
}

.density-form-panel h2,
.density-output h2 {
    margin: 0 0 6px;
    font-size: 32px;
    font-weight: 560;
}

.density-form-panel header p,
.density-output header p {
    margin: 0;
    color: var(--density-muted);
    line-height: 1.6;
}

.density-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    padding: 24px;
    border: 1px solid var(--density-line);
    border-radius: 8px;
    background: var(--density-soft);
}

.density-field-wide {
    grid-column: 1 / -1;
}

.density-field label {
    display: block;
    margin-bottom: 8px;
    color: var(--density-ink);
    font-weight: 750;
}

.density-field label span {
    color: #b42937;
}

.density-field input:not([type="file"]) {
    width: 100%;
    min-height: 46px;
    padding: 9px 12px;
    border: 1px solid rgba(0, 6, 80, .2);
    border-radius: 8px;
    color: var(--density-ink);
    background: #fff;
}

.density-field input:focus {
    border-color: var(--density-blue);
    outline: 3px solid rgba(47, 125, 225, .13);
}

.density-file-control {
    display: flex;
    align-items: center;
    gap: 14px;
    min-height: 58px;
    padding: 7px;
    border: 1px dashed rgba(0, 6, 80, .28);
    border-radius: 8px;
    background: #fff;
}

#density-file-name {
    min-width: 0;
    color: var(--density-muted);
    overflow-wrap: anywhere;
}

.density-submit-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 12px;
    align-items: end;
    margin-top: 18px;
}

.density-status {
    min-width: 0;
}

.density-status-line {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    color: var(--density-muted);
}

.density-progress {
    height: 8px;
    margin-top: 8px;
    overflow: hidden;
    border-radius: 4px;
    background: rgba(0, 6, 80, .09);
}

.density-progress span {
    display: block;
    width: 0;
    height: 100%;
    background: var(--density-accent);
    transition: width .25s ease;
}

#density-job-link {
    margin-top: 8px;
}

#density-job-link a {
    color: var(--density-blue);
    font-weight: 750;
}

.density-submit:disabled {
    cursor: not-allowed;
    opacity: .42;
}

.density-output-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border: 1px solid var(--density-line);
    border-radius: 8px;
    overflow: hidden;
}

.density-output-grid article {
    min-width: 0;
    padding: 22px;
    border-right: 1px solid var(--density-line);
    background: #fff;
}

.density-output-grid article:last-child {
    border-right: 0;
}

.density-output-grid strong,
.density-output-grid span {
    display: block;
}

.density-output-grid strong {
    margin-bottom: 8px;
    font-size: 18px;
}

.density-output-grid span {
    color: var(--density-muted);
    line-height: 1.55;
}

@media (max-width: 980px) {
    .density-hero {
        grid-template-columns: 1fr;
        min-height: 0;
        padding: 38px 0;
    }

    .density-hero h1 {
        font-size: 52px;
    }

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

    .density-output-grid article:nth-child(2) {
        border-right: 0;
    }

    .density-output-grid article:nth-child(-n+2) {
        border-bottom: 1px solid var(--density-line);
    }
}

@media (max-width: 700px) {
    .density-page {
        width: min(calc(100% - 30px), 1440px);
        padding-top: 18px;
    }

    .density-hero h1 {
        font-size: 42px;
    }

    .density-form-grid,
    .density-output-grid {
        grid-template-columns: 1fr;
    }

    .density-output-grid article {
        border-right: 0;
        border-bottom: 1px solid var(--density-line);
    }

    .density-output-grid article:last-child {
        border-bottom: 0;
    }

    .density-submit-row {
        grid-template-columns: 1fr 1fr;
    }

    .density-status {
        grid-column: 1 / -1;
    }

    .density-file-control {
        align-items: stretch;
        flex-direction: column;
    }
}