@import url("https://fonts.googleapis.com/css?family=Open+Sans:300,400,800");
@import url("https://fonts.googleapis.com/css2?family=Caveat:wght@700&display=block");

html,
body {
    margin: 0;
    height: 100%;
    font-family: Raleway, sans-serif;
    background: url(../images/backGround.png) no-repeat center center fixed;
    background-attachment: fixed;
    background-size: cover;
    background-position: center top;
    color: #f5f5f5;
    overflow: hidden;
}

* {
    box-sizing: border-box;
}

.assignments-page {
    height: 100vh;
    padding: 16px 24px 0;
    display: flex;
    flex-direction: column;
    background:
        radial-gradient(circle at top right, rgba(255, 243, 106, 0.2), transparent 28%),
        radial-gradient(circle at bottom left, rgba(236, 100, 74, 0.25), transparent 32%);
}

/* Zelfde scrollbar-stijl als de editor */
html,
body,
.assignments-page {
    scrollbar-width: thin;
    scrollbar-color: #ec644a rgba(0, 0, 0, 0.1);
}

html::-webkit-scrollbar,
body::-webkit-scrollbar,
.assignments-page::-webkit-scrollbar {
    width: 9px;
    height: 9px;
}

html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track,
.assignments-page::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.08);
    border-radius: 5px;
}

html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb,
.assignments-page::-webkit-scrollbar-thumb {
    background: #ec644a;
    border-radius: 5px;
    border: 2px solid rgba(255, 255, 255, 0.25);
}

html::-webkit-scrollbar-thumb:hover,
body::-webkit-scrollbar-thumb:hover,
.assignments-page::-webkit-scrollbar-thumb:hover {
    background: #ff7b68;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 16px;
    margin: 0 auto 16px;
    max-width: 1100px;
    width: 100%;
}

.ui-btn {
    display: inline-block;
    min-width: 84px;
    height: 38px;
    padding: 0.6em 1.1em;
    border: 1px solid transparent;
    border-radius: 5px;
    box-sizing: border-box;
    font-weight: bold;
    font-family: Raleway, sans-serif;
    text-align: center;
    line-height: 1.45;
    color: #f5f5f5;
    text-decoration: none;
    background-color: #3c3c3c;
    cursor: pointer;
    transition: all 0.2s ease-out;
}

.ui-btn:hover,
.ui-btn:focus {
    background-color: #00555c;
    color: #f5f5f5;
}

.ui-btn-docent {
    background-color: #ec644a;
}

.ui-btn-docent:hover,
.ui-btn-docent:focus {
    background-color: #d65339;
    color: #f5f5f5;
}

body.docent-mode .assignments-page {
    background: transparent;
}

body.docent-mode .assignment-card.accent-yellow {
    --card-bg: linear-gradient(170deg, rgba(236, 100, 74, 0.98), rgba(255, 147, 89, 0.96));
    --card-level-color: #00555c;
    --card-title-color: #3c3c3c;
    --card-text-color: #3c3c3c;
}

body.docent-mode .assignment-card {
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.28), 0 0 0 2px rgba(255, 255, 255, 0.09);
}

body.docent-mode .assignment-card:hover,
body.docent-mode .assignment-card:focus-within {
    transform: translateY(-6px) scale(1.01);
}

body.docent-mode .assignment-card--docent-marker {
    border-radius: 0;
    background: linear-gradient(160deg, #1e2a30, #0f171b);
    box-shadow: 0 24px 52px rgba(0, 0, 0, 0.2);
    border: 0;
    transform: translateY(-4px);
    filter: brightness(1.03) saturate(1.01);
    transition: none;
    pointer-events: none;
    cursor: default;
}

body.docent-mode .assignment-card--docent-marker::before,
body.docent-mode .assignment-card--docent-marker::after {
    display: none;
}

body.docent-mode .assignment-content--docent-marker {
    justify-content: space-between;
    min-height: 230px;
    transform: translateY(-1px);
    transition: none;
}

body.docent-mode .assignment-level--docent-marker {
    position: static;
    transform: rotate(-4deg);
    font-family: "Caveat", "Open Sans", sans-serif;
    font-size: clamp(2.1rem, 4.6vw, 3rem);
    font-weight: 700;
    line-height: 0.95;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    color: #ff9a57;
    transition: none;
}

body.docent-mode .assignment-title--docent-marker {
    margin: 0;
    min-height: 0;
    max-width: 16ch;
    font-size: clamp(1.4rem, 2.4vw, 1.75rem);
    color: #f5f5f5;
    transition: none;
}

body.docent-mode .assignment-text--docent-marker {
    margin-top: 0;
    min-height: 0;
    color: rgba(245, 245, 245, 0.82);
    transition: none;
}

body.docent-mode .assignment-card--docent-marker:hover,
body.docent-mode .assignment-card--docent-marker:focus-within {
    transform: translateY(-4px);
    box-shadow: 0 24px 52px rgba(0, 0, 0, 0.2);
    filter: brightness(1.03) saturate(1.01);
}

body.docent-mode .assignment-card--docent-marker:hover .assignment-content--docent-marker,
body.docent-mode .assignment-card--docent-marker:focus-within .assignment-content--docent-marker,
body.docent-mode .assignment-card--docent-marker:hover .assignment-title--docent-marker,
body.docent-mode .assignment-card--docent-marker:focus-within .assignment-title--docent-marker,
body.docent-mode .assignment-card--docent-marker:hover .assignment-text--docent-marker,
body.docent-mode .assignment-card--docent-marker:focus-within .assignment-text--docent-marker {
    transform: none;
    opacity: 1;
    letter-spacing: inherit;
}

body.docent-mode .assignment-card--docent-marker:hover .assignment-level--docent-marker,
body.docent-mode .assignment-card--docent-marker:focus-within .assignment-level--docent-marker {
    transform: rotate(-4deg);
    opacity: 1;
}

.assignments-main {
    flex: 1 1 auto;
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    align-items: center;
}

.footer {
    margin: auto -24px 0;
    width: calc(100% + 48px);
    text-align: center;
    background: #3c3c3c;
    color: #f5f5f5;
    padding: 6px 10px;
    box-sizing: border-box;
    min-height: 30px;
    font-size: 0.85rem;
}

.footer-text {
    margin: 0;
}

.assignment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 280px));
    justify-content: center;
    gap: 20px;
    margin: 0;
    width: 100%;
}

.assignment-card {
    --card-title-color: #f5f5f5;
    --card-text-color: #f5f5f5;
    --card-level-color: #fff36a;
    position: relative;
    isolation: isolate;
    height: 100%;
    border-radius: 22px;
    background: linear-gradient(155deg, rgba(236, 100, 74, 0.88), rgba(255, 243, 106, 0.7));
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.16);
    overflow: hidden;
    transition: transform 0.28s ease, box-shadow 0.28s ease, filter 0.28s ease;
}

.assignment-card::before,
.assignment-card::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    transition: opacity 0.28s ease, transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.assignment-card::before {
    background:
        radial-gradient(circle at 18% 18%, rgba(255, 255, 255, 0.34), transparent 30%),
        radial-gradient(circle at 82% 84%, rgba(255, 255, 255, 0.18), transparent 26%);
    opacity: 0;
    transform: scale(1.02);
}

.assignment-card::after {
    inset: -18%;
    background: linear-gradient(115deg, transparent 20%, rgba(255, 255, 255, 0.28) 46%, transparent 68%);
    opacity: 0;
    transform: translateX(-135%) rotate(10deg);
}

.assignment-trigger {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 230px;
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
    text-align: left;
    cursor: pointer;
    transition: none;
}

.assignment-trigger:hover,
.assignment-trigger:focus-visible {
    transform: none;
}

.assignment-card:hover,
.assignment-card:focus-within {
    transform: translateY(-4px);
    box-shadow: 0 24px 52px rgba(0, 0, 0, 0.2);
    filter: brightness(1.03) saturate(1.01);
}

.assignment-card:hover::before,
.assignment-card:focus-within::before {
    opacity: 0.72;
    transform: scale(1);
}

.assignment-card:hover::after,
.assignment-card:focus-within::after {
    opacity: 0;
    transform: translateX(-135%) rotate(10deg);
}

.assignment-content {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 230px;
    height: 100%;
    padding: 24px;
    overflow: hidden;
    background: transparent;
    transition: transform 0.28s ease;
}

.assignment-level {
    display: block;
    position: absolute;
    top: 14px;
    left: 18px;
    margin: 0;
    font-family: "Caveat", "Open Sans", sans-serif;
    letter-spacing: 0.01em;
    font-size: clamp(2.5rem, 6vw, 3.8rem);
    line-height: 0.95;
    color: var(--card-level-color);
    font-weight: 700;
    transform: rotate(-5deg);
    pointer-events: none;
    transition: transform 0.28s ease, opacity 0.28s ease;
}

.assignment-title {
    display: block;
    position: relative;
    z-index: 1;
    margin-top: 64px;
    margin-bottom: 10px;
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    font-weight: 800;
    line-height: 1.05;
    min-height: 3.8rem;
    max-width: 12ch;
    text-wrap: balance;
    color: var(--card-title-color);
    transition: transform 0.28s ease, letter-spacing 0.28s ease;
}

.assignment-text {
    display: block;
    position: relative;
    z-index: 1;
    margin-top: auto;
    line-height: 1.6;
    min-height: 4.8rem;
    color: var(--card-text-color);
    transition: transform 0.28s ease, opacity 0.28s ease;
}

.assignment-card:hover .assignment-content,
.assignment-card:focus-within .assignment-content {
    transform: translateY(-1px);
}

.assignment-card:hover .assignment-level,
.assignment-card:focus-within .assignment-level {
    transform: rotate(-5deg) translate(2px, -1px) scale(1.01);
    opacity: 0.95;
}

.assignment-card:hover .assignment-title,
.assignment-card:focus-within .assignment-title {
    transform: translateY(-1px);
    letter-spacing: 0.005em;
}

.assignment-card:hover .assignment-text,
.assignment-card:focus-within .assignment-text {
    transform: none;
    opacity: 1;
}

.assignment-card--feature:hover,
.assignment-card--feature:focus-within {
    transform: translateY(-10px) scale(1.01) rotate(-0.7deg);
    box-shadow: 0 30px 65px rgba(0, 0, 0, 0.24);
    filter: saturate(1.05);
}

.assignment-card--feature:hover::before,
.assignment-card--feature:focus-within::before {
    opacity: 1;
}

.assignment-card--feature:hover::after,
.assignment-card--feature:focus-within::after {
    opacity: 1;
    transform: translateX(135%) rotate(10deg);
}

.assignment-card--feature:hover .assignment-content,
.assignment-card--feature:focus-within .assignment-content {
    transform: translateY(-3px);
}

.assignment-card--feature:hover .assignment-level,
.assignment-card--feature:focus-within .assignment-level {
    transform: rotate(-7deg) translate(8px, -4px) scale(1.06);
    opacity: 0.92;
}

.assignment-card--feature:hover .assignment-title,
.assignment-card--feature:focus-within .assignment-title {
    transform: translateY(-3px);
    letter-spacing: 0.01em;
}

.assignment-card--feature:hover .assignment-text,
.assignment-card--feature:focus-within .assignment-text {
    transform: translateY(-2px);
    opacity: 0.94;
}

.assignment-trigger:focus-visible {
    outline: none;
}

.viewer-panel {
    width: 100vw;
    height: 100dvh;
    max-height: none;
    display: flex;
    flex-direction: column;
    padding: 16px 16px 10px;
    border-radius: 0;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(6px);
    transform: scale(0.98);
    transition: transform 0.22s ease;
}

.viewer-modal {
    position: fixed;
    inset: 0;
    z-index: 50;
    padding: 0;
    display: flex;
    align-items: stretch;
    justify-content: stretch;
    background: rgba(0, 0, 0, 0.4);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease;
}

.viewer-modal.is-open {
    opacity: 1;
    pointer-events: auto;
}

.viewer-modal.is-open .viewer-panel {
    transform: scale(1);
}

.viewer-modal[hidden] {
    display: none;
}

.viewer-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 12px;
}

.viewer-header h2 {
    margin: 0;
    font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.viewer-intro {
    margin: 0 0 18px;
    line-height: 1.6;
    color: rgba(245, 245, 245, 0.82);
}

.viewer-close {
    margin-left: auto;
}

.viewer-frame-shell {
    position: relative;
    flex: 1 1 auto;
    height: auto;
    min-height: 0;
    border-radius: 0;
    overflow-y: auto;
    overflow-x: hidden;
    background: rgba(255, 255, 255, 0.08);
}

.viewer-frame-shell {
    scrollbar-width: thin;
    scrollbar-color: #ec644a rgba(0, 0, 0, 0.1);
}

.viewer-frame-shell::-webkit-scrollbar {
    width: 9px;
    height: 9px;
}

.viewer-frame-shell::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.08);
    border-radius: 5px;
}

.viewer-frame-shell::-webkit-scrollbar-thumb {
    background: #ec644a;
    border-radius: 5px;
    border: 2px solid rgba(255, 255, 255, 0.25);
}

.viewer-frame-shell::-webkit-scrollbar-thumb:hover {
    background: #ff7b68;
}

.viewer-frame-shell.is-empty {
    display: grid;
    place-items: center;
    padding: 24px;
}

.viewer-frame-shell.is-empty::before {
    content: "Kies een opdrachtkaart om de PDF hier te laden.";
    max-width: 22rem;
    text-align: center;
    line-height: 1.6;
    color: rgba(245, 245, 245, 0.82);
}

.viewer-pages::-webkit-scrollbar {
    width: 8px;
}

.viewer-pages::-webkit-scrollbar-thumb {
    background: rgba(236, 100, 74, 0.7);
    border-radius: 999px;
}

.viewer-pages::-webkit-scrollbar-thumb:hover {
    background: #ff7b68;
}

.viewer-pages {
    scrollbar-width: thin;
    scrollbar-color: rgba(236, 100, 74, 0.7) rgba(0, 0, 0, 0.08);
}

.viewer-pages {
    display: grid;
    gap: 16px;
    padding: 16px;
    align-content: start;
}

.viewer-page {
    display: grid;
    gap: 10px;
    justify-items: center;
}

.viewer-page--placeholder {
    position: relative;
    width: 100%;
    align-items: center;
}

.viewer-page--placeholder::before {
    content: "Volgende pagina wordt geladen...";
    position: absolute;
    inset: 0 0 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: linear-gradient(165deg, rgba(0, 85, 92, 0.18), rgba(255, 243, 106, 0.18));
    color: rgba(245, 245, 245, 0.92);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-align: center;
}

.viewer-page--placeholder canvas {
    opacity: 0;
}

.viewer-pages canvas {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    margin: 0 auto;
    border-radius: 0;
    background: #fff;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}

.viewer-page-number {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: rgba(245, 245, 245, 0.82);
}

.viewer-fallback-frame {
    display: none;
    position: relative;
    z-index: 1;
    width: 100%;
    min-height: 0;
    height: 100%;
    border: 0;
    background: #fff;
    opacity: 1;
    transition: opacity 0.25s ease;
}

.resource-shell {
    padding: 14px;
    background:
        radial-gradient(circle at 10% 0%, rgba(255, 243, 106, 0.28), transparent 38%),
        linear-gradient(165deg, #f7f7f7, #eeeeee);
}

.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 14px;
    align-items: start;
}

.resource-group {
    --group-accent: #00555c;
    --group-card-start: #eaf5f6;
    --group-card-end: #d7edf0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(0, 85, 92, 0.18);
    border-radius: 12px;
    box-shadow: 0 5px 16px rgba(0, 0, 0, 0.06);
}

.resource-group--installaties {
    order: -1;
    --group-accent: #00555c;
    --group-card-start: #e7f3f4;
    --group-card-end: #d1e9ed;
}

.resource-group--gratis {
    --group-accent: #ec644a;
    --group-card-start: #fff1ea;
    --group-card-end: #ffe3d8;
}

.resource-group--betaald {
    --group-accent: #7f6500;
    --group-card-start: #fffbe5;
    --group-card-end: #fff2bf;
}

.resource-group--roadmaps {
    --group-accent: #8d5f22;
    --group-card-start: #fff5e5;
    --group-card-end: #ffe4c2;
}

.resource-group--prototyping {
    --group-accent: #1c6dd0;
    --group-card-start: #eaf3ff;
    --group-card-end: #d7e8ff;
}

.resource-group--schema {
    --group-accent: #2f7a3f;
    --group-card-start: #eaf8ec;
    --group-card-end: #d8f0dd;
}

.resource-group--samenwerken {
    --group-accent: #2a4b61;
    --group-card-start: #ebf3f8;
    --group-card-end: #d9e8f1;
}

.resource-group--userstories {
    --group-accent: #6b4aa1;
    --group-card-start: #f1ebfb;
    --group-card-end: #e4d9f7;
}

.resource-group--ai {
    --group-accent: #3f5f6f;
    --group-card-start: #edf5f9;
    --group-card-end: #dce9f0;
}

.resource-group-title {
    margin: 0;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--group-accent);
}

.resource-group-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    grid-auto-rows: auto;
    gap: 10px;
}

.resource-card {
    display: flex;
    flex-direction: column;
    height: auto;
    min-height: 160px;
    padding: 14px;
    color: #3c3c3c;
    background: linear-gradient(145deg, var(--group-card-start), var(--group-card-end));
    border-left: 4px solid var(--group-accent);
    box-shadow: 0 5px 14px rgba(0, 0, 0, 0.08);
    grid-column: span 1;
    grid-row: span 1;
}

.resource-card--wide {
    grid-column: span 1;
}

.resource-card--tall {
    grid-row: span 1;
}

.resource-card--teal {
    background: linear-gradient(145deg, var(--group-card-start), var(--group-card-end));
    border-left-color: var(--group-accent);
}

.resource-card--orange {
    background: linear-gradient(145deg, var(--group-card-start), var(--group-card-end));
    border-left-color: var(--group-accent);
}

.resource-card--yellow {
    background: linear-gradient(145deg, var(--group-card-start), var(--group-card-end));
    border-left-color: var(--group-accent);
}

.resource-card h3 {
    margin: 0 0 8px;
    font-size: 1.05rem;
    color: var(--group-accent);
}

.resource-card p {
    margin: 0;
    line-height: 1.5;
    color: #3c3c3c;
}

.resource-cta {
    display: inline-block;
    margin-top: auto;
    font-weight: 700;
    color: var(--group-accent);
    text-decoration: underline;
    align-self: flex-end;
    text-align: right;
    transition: color 0.18s ease;
}

.resource-cta:hover,
.resource-cta:focus {
    color: #3c3c3c;
}

@media (max-width: 1100px) {
    .resource-grid {
        grid-template-columns: 1fr;
    }

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

.viewer-frame-shell.use-fallback .viewer-pages {
    display: none;
}

.viewer-frame-shell.use-fallback .viewer-fallback-frame {
    display: block;
}

/* iframe stays visible so the PDF plugin renders behind the overlay */
.viewer-frame-shell.is-loading-pdf .viewer-fallback-frame {
    opacity: 0.06;
    filter: saturate(0.7) blur(1px);
}

.viewer-status {
    position: absolute;
    inset: 0;
    z-index: 6;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    margin: 0;
    border-radius: 0;
    background: linear-gradient(165deg, rgba(0, 85, 92, 0.82), rgba(28, 28, 28, 0.74));
    backdrop-filter: blur(6px);
    color: #f5f5f5;
    text-align: center;
    pointer-events: none;
    font-weight: 600;
    opacity: 1;
    transition: opacity 0.18s ease;
    box-shadow: inset 0 0 0 1px rgba(255, 243, 106, 0.12);
}

.viewer-status.is-fading-out {
    opacity: 0;
}

.viewer-status::before {
    content: "";
    display: block;
    width: 52px;
    height: 52px;
    margin-bottom: 14px;
    background-image: url("../images/V.png");
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.22));
    animation: viewer-status-spin 1.1s linear infinite;
}

.viewer-status[hidden] {
    display: none !important;
}

@keyframes viewer-status-spin {
    to {
        transform: rotate(360deg);
    }
}

.viewer-link {
    display: inline-flex;
    margin-top: 10px;
    margin-bottom: max(4px, env(safe-area-inset-bottom));
    align-self: flex-start;
    color: #fff36a;
    text-decoration: none;
}

.viewer-link:hover,
.viewer-link:focus {
    text-decoration: underline;
}

.viewer-link[hidden] {
    display: none !important;
}

.accent-orange {
    background:
        radial-gradient(circle at 85% 12%, rgba(255, 243, 106, 0.32), transparent 35%),
        linear-gradient(155deg, rgba(236, 100, 74, 0.9), rgba(255, 143, 110, 0.78));
    --card-level-color: #fff36a;
    --card-title-color: #f5f5f5;
    --card-text-color: #f5f5f5;
}

.accent-yellow {
    background:
        radial-gradient(circle at 84% 12%, rgba(0, 85, 92, 0.2), transparent 36%),
        linear-gradient(155deg, rgba(255, 243, 106, 0.9), rgba(255, 217, 77, 0.76));
    --card-level-color: #00555c;
    --card-title-color: #3c3c3c;
    --card-text-color: #3c3c3c;
}

@media (max-width: 640px) {
    .assignments-page {
        padding: 14px 14px 0;
    }

    .page-header {
        margin-bottom: 12px;
    }

    .assignment-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .assignment-trigger,
    .assignment-content {
        min-height: 150px;
    }

    .assignment-level {
        top: 8px;
        left: 10px;
        font-size: clamp(1.6rem, 10vw, 2.3rem);
    }

    .assignment-title {
        margin-top: 42px;
        min-height: 2.8rem;
        font-size: clamp(0.95rem, 4vw, 1.2rem);
    }

    .viewer-panel {
        width: 100vw;
        height: 100dvh;
        padding: 12px 12px 8px;
    }

    .resource-group-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: auto;
    }

    .resource-card,
    .resource-card--wide,
    .resource-card--tall {
        grid-column: span 1;
        grid-row: span 1;
    }

    .viewer-header {
        flex-direction: column;
        align-items: stretch;
    }

    .viewer-frame-shell {
        min-height: 0;
    }

    .footer {
        margin: auto -14px 0;
        width: calc(100% + 28px);
    }
}