/* Shared screen presentation. Existing print rules remain in style.css. */
@media screen {
    :root {
        --primary: #8b2332;
        --primary-dark: #691724;
        --primary-soft: #f8edef;
        --text: #25282e;
        --muted: #626771;
        --subtle: #6e737c;
        --border: #e6e3e1;
        --surface-soft: #f8f7f5;
        --background: #f5f4f1;
        --shadow: 0 6px 24px rgba(44, 34, 28, .035);
    }

    body { font-family: var(--font-sans); line-height: 1.75; }
    button, input, textarea, select { font: inherit; }
    a, button, summary { -webkit-tap-highlight-color: transparent; }
    a, button { touch-action: manipulation; }
    textarea:focus-visible, summary:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
    [id] { scroll-margin-top: 110px; }
    .site-nav { border-bottom-color: #e9e5e1; background: rgba(255,255,255,.97); }
    .nav-inner { min-height: 76px; gap: 28px; }
    .brand { display: inline-flex; align-items: center; gap: 10px; font-size: 1.22rem; letter-spacing: .09em; }
    /* Tabler Icons: run (MIT). See tabler-icons-LICENSE.txt. Embedded for offline use. */
    .brand::before { content: ""; width: 36px; height: 36px; flex: 0 0 auto; border: 0; border-radius: 10px; background: var(--primary) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M11.007 5a2 2 0 1 0 4 0a2 2 0 1 0 -4 0M4 17l5 1l.75 -1.5M15 21v-4l-4 -3l1 -6M7 12v-3l5 -1l3 3l3 1'/%3E%3C/svg%3E") center / 28px 28px no-repeat; }
    .nav-links { gap: 6px; }
    .nav-links a { border-radius: 7px; font-weight: 500; padding: 10px 14px; }
    .nav-links a[aria-current="page"] { font-weight: 700; background: var(--primary-soft); }
    .main { margin-top: 32px; margin-bottom: 64px; }
    .panel { padding: 28px; border-radius: 14px; box-shadow: var(--shadow); margin-bottom: 24px; }
    .section-heading { gap: 16px; margin-bottom: 22px; }
    .section-heading h2, .panel > h2 { font-size: 1.25rem; letter-spacing: .01em; }
    .panel > h2 { border-left-width: 3px; }
    .section-count { color: var(--muted); font-size: .8rem; font-weight: 500; }
    .section-more { flex-shrink: 0; color: var(--primary); font-size: .82rem; text-decoration: none; }
    .section-more:hover { text-decoration: underline; text-underline-offset: 4px; }
    .eyebrow { font-size: .72rem; letter-spacing: .16em; }
    .eyebrow.dark { color: var(--primary); }
    .page-header { padding: 34px 0; background: #802432; }
    .page-header h1 { font-size: clamp(1.85rem,4vw,2.5rem); letter-spacing: .025em; }
    .page-header .hero-inner > p:last-child { color: #f4e1e4; font-size: .9rem; }
    .simple-page-title, .results-page-title { padding: 7px 0 20px; margin-bottom: 8px; border-bottom: 1px solid var(--border); }
    .simple-page-title h1, .results-page-title h1, .simple-page-header h1 { font-size: clamp(1.7rem,3vw,2.15rem); font-weight: 700; letter-spacing: .02em; line-height: 1.45; }
    .simple-page-header { padding-top: 28px; }
    .button, button.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 44px; padding: 10px 18px; border-radius: 8px; font-size: .88rem; font-weight: 600; box-shadow: none; transition: background .16s, border-color .16s, box-shadow .16s; }
    .button:hover:not(:disabled) { box-shadow: 0 3px 9px rgba(82, 25, 35, .12); }
    .button.secondary { background: white; border-color: #d9d4d1; color: var(--text); }
    .button.secondary:hover { color: var(--primary); border-color: var(--primary); background: #fdf9f9; }
    .small-button { min-height: 36px; border-radius: 7px; }
    input:not([type=checkbox]):not([type=radio]):not([type=hidden]), select, textarea { border-radius: 8px; border-color: #d7d5d1; background-color: #fff; transition: border-color .16s, box-shadow .16s; }
    input:not([type=checkbox]):not([type=radio]):not([type=hidden]), select { min-height: 44px; }
    input:hover, select:hover, textarea:hover { border-color: #a9a4a1; }
    input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(139,35,50,.09); }
    input[type=checkbox], input[type=radio] { accent-color: var(--primary); }
    label { font-size: .88rem; }
    .field-hint { color: var(--muted); font-size: .82rem; line-height: 1.75; }
    .toolbar, .certificate-admin-tools { padding: 18px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface-soft); }
    .tag, .status-chip { border-radius: 5px; font-size: .75rem; font-weight: 600; }
    .date, .download-count { color: var(--muted); font-size: .8rem; font-variant-numeric: tabular-nums; }
    .notice-item, .compact-item, .activity-card { border-color: var(--border); border-radius: 10px; box-shadow: none; }
    .notice-item { padding: 20px; }
    .notice-item h3, .compact-item h3 { font-size: 1rem; line-height: 1.6; }
    .notice-item p, .compact-item p { font-size: .86rem; line-height: 1.8; color: var(--muted); }
    .notice-link-item:hover { border-color: #c69da3; background: #fdfafa; }
    .notice-arrow { font-size: 1.45rem; }
    .empty-message { padding: 34px 20px; border: 1px dashed #dcd7d3; border-radius: 10px; background: #faf9f7; color: var(--muted); text-align: center; font-size: .87rem; }
    .notice-box, .site-disclaimer { border: 1px solid #e9e1d7; border-radius: 9px; background: #faf7f1; color: #695848; font-size: .8rem; line-height: 1.85; }
    .site-disclaimer { padding: 13px 17px; margin-bottom: 24px; }
    .site-disclaimer strong { color: #695848; }
    .status-message { border-radius: 9px; padding: 13px 16px; font-size: .87rem; }
    .footer { border-top: 1px solid var(--border); background: transparent; padding: 28px 4% 36px; color: var(--muted); font-size: .8rem; }
    .footer p { margin: 5px 0; }
    .footer-link { font-size: .8rem; text-underline-offset: 4px; }

    /* Homepage: a clear primary action and compact, recognisable services. */
    .home-header { padding: 0; background: #792431; overflow: hidden; }
    .home-hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 32px; min-height: 318px; padding-top: 40px; padding-bottom: 40px; }
    .home-hero-copy { min-width: 0; position: relative; z-index: 1; }
    .home-hero-copy .eyebrow { color: #e5bcc2; opacity: 1; margin-bottom: 16px; }
    .home-header h1 { font-size: clamp(2.4rem,4.6vw,3.45rem); line-height: 1.22; letter-spacing: .07em; }
    #home-subtitle { color: #ebd1d6; font-size: 1rem; margin: 14px 0 25px; white-space: normal; }
    .home-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .home-hero-actions .hero-primary { background: #fff; border-color: #fff; color: #76212e; }
    .home-hero-actions .hero-primary:hover { background: #f8ebed; }
    .home-hero-actions .hero-secondary { background: transparent; border-color: #b77b84; color: #fff; }
    .home-hero-actions .hero-secondary:hover { background: #903543; border-color: #ebcdd2; }
    .home-hero-art { display: grid; place-items: center; min-width: 0; }
    .home-hero-art > * { grid-area: 1 / 1; }
    .running-track { width: 100%; max-width: 440px; height: auto; color: #be808a; opacity: .7; stroke-width: 1.1; }
    .home-hero-art:has(.home-banner:not([hidden])) .running-track { visibility: hidden; }
    .home-hero-art .home-banner { margin: 0; max-height: 265px; width: 100%; object-fit: contain; border-radius: 12px; }
    body[data-section=home] .main > .panel { background: transparent; padding: 0; border: 0; box-shadow: none; margin-bottom: 32px; }
    .service-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 14px; }
    .service-card { position: relative; min-height: 124px; padding: 21px; align-items: flex-start; justify-content: center; flex-direction: column; gap: 12px; text-align: left; border: 1px solid var(--border); border-radius: 12px; background: white; transition: border-color .16s, box-shadow .16s; }
    .service-card:hover { border-color: #c49ca3; box-shadow: 0 5px 18px rgba(95,41,47,.07); transform: none; }
    .service-card h3 { color: var(--text); font-size: .95rem; word-break: normal; overflow-wrap: anywhere; }
    .service-icon { width: 27px; height: 27px; color: var(--primary); }
    .service-arrow { position: absolute; right: 18px; top: 20px; font-size: 1rem; color: #9d8d8b; }
    .home-feed-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(min(100%,340px),1fr)); gap: 22px; align-items: start; }
    .home-feed-grid > .panel { min-width: 0; }
    .home-feed-panel .notice-item, .home-feed-panel .compact-item { border-width: 0 0 1px; border-radius: 0; padding: 17px 0; background: transparent; }
    .home-feed-panel .notice-item:last-child, .home-feed-panel .compact-item:last-child { border-bottom: 0; padding-bottom: 0; }
    .home-feed-panel .notice-list, .home-feed-panel .compact-list { gap: 0; }
    .home-feed-panel .section-heading { padding-bottom: 16px; border-bottom: 1px solid var(--border); margin-bottom: 0; }

    /* Certificate labels are display metadata; search stays year/date/title based. */
    .certificate-toolbar { display: grid; grid-template-columns: auto minmax(120px,1fr) auto minmax(125px,.7fr) auto minmax(140px,.85fr); gap: 12px; align-items: center; }
    .certificate-toolbar input, .certificate-toolbar select { width: 100%; min-width: 0; }
    .certificate-year-group { border-radius: 12px; background: white; }
    .certificate-year-summary { padding: 20px 22px; background: #f8f6f3; }
    .certificate-year-summary h3 { color: var(--text); font-size: 1rem; font-variant-numeric: tabular-nums; }
    .certificate-year-summary:hover { background: #f2eeea; }
    .certificate-year-drawer-body { padding: 0 22px; }
    .certificate-item { padding: 23px 0; gap: 24px; border: 0; border-bottom: 1px solid var(--border); border-radius: 0; background: white; align-items: center; }
    .certificate-item:last-child { border-bottom: 0; }
    .certificate-item h4 { margin: 7px 0 0; font-size: 1.03rem; line-height: 1.7; }
    .certificate-item > .button { flex-shrink: 0; background: white; color: var(--primary); border: 1px solid #d8bac0; font-size: .82rem; }
    .certificate-item > .button:hover { background: var(--primary-soft); }
    .certificate-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 11px; }
    .certificate-tag { display: inline-flex; align-items: center; padding: 2px 9px; border: 1px solid #e8cbd0; border-radius: 5px; color: #842a39; background: #fbf1f3; font-size: .75rem; font-weight: 500; line-height: 1.8; }
    .certificate-tag:nth-child(2) { border-color: #d6ded6; background: #f0f5f0; color: #405d48; }
    .certificate-tag:nth-child(3) { border-color: #e4d9c8; background: #f9f4eb; color: #795c33; }
    .certificate-remarks { margin: 10px 0 0; padding-left: 10px; border-left: 2px solid #e5dfd8; color: var(--muted); font-size: .84rem; white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.8; }
    .certificate-year-title { display: flex; justify-content: space-between; align-items: center; margin: 0; padding: 17px 20px; font-size: 1rem; background: var(--surface-soft); border-bottom: 1px solid var(--border); }
    #admin-certificates .simple-list { padding: 0 18px; }
    #admin-certificates .simple-list-item { flex-wrap: wrap; gap: 10px; padding: 18px 0; }
    #admin-certificates .item-main { flex: 1 1 250px; min-width: 0; }
    #certificate-editor { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); padding-top: 20px; gap: 18px 22px; }
    #certificate-editor .form-span-2, #certificate-editor .form-actions { grid-column: 1 / -1; }
    #certificate-editor > div { min-width: 0; }
    #certificate-editor-wrap > summary { color: var(--primary); font-weight: 600; }
    .download-dialog { padding: 28px; border-radius: 16px; border-color: var(--border); box-shadow: 0 22px 80px rgba(25,20,22,.2); }
    dialog::backdrop { background: rgba(32,26,29,.48); backdrop-filter: blur(3px); }

    /* Management: calmer navigation and more legible working surfaces. */
    .admin-page { background: #f4f5f6; }
    .admin-page-header { background: white; color: var(--text); border-bottom: 1px solid var(--border); padding: 25px 0; }
    .admin-page-header .eyebrow { color: var(--primary); }
    .admin-page-header .hero-inner > p:last-child { color: var(--muted); }
    .admin-page-header h1 { font-size: 1.9rem; }
    .admin-workspace, .meet-admin-shell { gap: 26px; }
    .admin-sidebar, .meet-task-rail { top: 96px; max-height: calc(100vh - 112px); padding: 16px; border-color: #e2e4e7; border-radius: 12px; box-shadow: none; }
    .admin-profile { padding: 6px 8px 18px; }
    .admin-profile strong { font-size: .96rem; }
    .admin-profile span { margin-top: 3px; color: var(--muted); font-size: .76rem; }
    .admin-side-nav a, .meet-task-nav a { font-size: .87rem; min-height: 42px; }
    .admin-side-nav a:hover, .meet-task-nav a:hover { background: var(--surface-soft); color: var(--primary); }
    .admin-side-nav > .admin-nav-direct { border-top: 0; border-radius: 7px; font-weight: 500; }
    .admin-nav-group { border-top: 0; padding-top: 6px; }
    .admin-nav-group > summary { font-size: .76rem; color: var(--muted); }
    .admin-view > .section-heading { margin-bottom: 23px; }
    .metric-card { position: relative; padding: 21px; border-radius: 12px; background: white; border-color: #e2e4e7; }
    .metric-card::before { content: ""; display: block; width: 20px; height: 3px; border-radius: 2px; background: #b66b76; margin-bottom: 15px; }
    .metric-card span { color: var(--muted); font-size: .8rem; }
    .metric-card strong { margin-top: 4px; color: var(--text); font-size: 2rem; font-variant-numeric: tabular-nums; }
    .quick-action { padding: 15px 16px; font-size: .88rem; background: #fafafa; border-color: #e6e7e9; }
    .quick-action::after { content: "→"; color: var(--primary); }
    .quick-action:hover { background: var(--primary-soft); }
    .admin-result-form { border-color: #e2e4e7; border-radius: 12px; background: white; }
    .site-content-group { border-radius: 10px; padding: 16px 18px; }
    .site-settings-actions { bottom: 14px; padding: 14px; border-color: #ddd6d7; box-shadow: 0 4px 24px rgba(40,30,32,.1); }
    .dataset-picker { padding: 7px; border-radius: 10px; background: #eae7e3; }
    .dataset-tab, .filter-pill { border-radius: 7px; font-size: .87rem; }
    .dataset-tab.active, .dataset-tab[aria-selected=true] { background: white; color: var(--primary); box-shadow: 0 2px 6px rgba(45,33,30,.06); }
    .table-scroll { border-radius: 10px; border-color: var(--border); }
    .data-table { font-size: .9rem; line-height: 1.65; font-variant-numeric: lining-nums tabular-nums; }
    .data-table thead th { background: #f4f3f0; color: #53555a; font-size: .85rem; font-weight: 600; }
    .data-table tbody tr:hover { background: #fcf8f8; }
    .data-table td, .data-table th { padding-top: 13px; padding-bottom: 13px; }
    .track-entry-card { border-radius: 12px; min-height: 130px; padding: 28px; background: #fff; }
    .track-entry-card strong { color: var(--primary); font-size: 1.15rem; }
    .track-entry-card:hover { border-color: #c49ca3; background: #fdf9f9; }
    .registration-start-card, .registration-form-card { border-radius: 12px; }
    .signup-role-card.active { box-shadow: inset 0 0 0 1px var(--primary); }
    .meet-facts > div { background: var(--surface-soft); border-radius: 9px; padding: 15px; }
    .meet-facts strong { font-size: 1rem; }
    .stage-strip { gap: 8px; }
    .auth-main { margin-top: clamp(32px,8vh,90px); }
    .auth-panel { max-width: 460px; padding: 36px; border-radius: 16px; border-top: 4px solid var(--primary); box-shadow: 0 10px 40px rgba(39,30,32,.06); }
    .auth-panel h1 { font-size: 1.8rem; margin-bottom: 26px; }
    .auth-panel .button { margin-top: 10px; }
    .auth-panel .stack-form { gap: 10px; }
    .feedback-panel { max-width: 820px; }
    #global-message { top: 85px; }
}

@media screen and (max-width: 1024px) {
    .nav-inner { gap: 12px; }
    .nav-links a { padding-left: 10px; padding-right: 10px; font-size: .84rem; }
    .home-hero-grid { grid-template-columns: 1.25fr .75fr; gap: 14px; }
    .certificate-toolbar { grid-template-columns: 90px minmax(0,1fr); }
    .admin-workspace, .meet-admin-shell { gap: 18px; }
}

@media screen and (max-width: 760px) {
    [id] { scroll-margin-top: 122px; }
    .nav-inner { min-height: 0; padding: 10px 0 5px; }
    .brand { display: flex; min-height: 34px; width: 92%; margin: 0 auto 8px; gap: 8px; font-size: 1.05rem; }
    .brand::before { width: 30px; height: 30px; border-radius: 8px; background-size: 24px 24px; }
    .nav-links { gap: 3px; padding-bottom: 4px; }
    .nav-links a { padding: 7px 7px; min-height: 39px; font-size: .8rem; }
    .main { margin-top: 22px; margin-bottom: 40px; }
    .panel { padding: 19px 16px; border-radius: 11px; margin-bottom: 18px; }
    .section-heading { gap: 10px; margin-bottom: 17px; }
    .section-heading h2, .panel > h2 { font-size: 1.1rem; }
    .section-more { font-size: .76rem; }
    .page-header { padding: 25px 0; }
    .home-header { padding: 0; }
    .home-hero-grid { min-height: 285px; padding: 30px 0; display: block; position: relative; }
    .home-hero-copy { max-width: 100%; }
    .home-header h1 { font-size: clamp(2.1rem,8vw,3rem); }
    #home-subtitle { font-size: .9rem; margin: 12px 0 24px; }
    .home-hero-copy .eyebrow { font-size: .63rem; }
    .home-hero-art { position: absolute; width: 200px; right: -60px; top: 0; opacity: .28; pointer-events: none; }
    .home-hero-grid:has(.home-banner:not([hidden])) .home-hero-art { position: relative; opacity: 1; width: 100%; right: auto; margin-top: 24px; }
    .home-hero-art .home-banner { max-height: 220px; }
    .home-hero-actions { gap: 9px; }
    .home-hero-actions .button { min-height: 43px; padding: 9px 12px; font-size: .8rem; }
    .service-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
    .service-card { min-height: 116px; padding: 18px; gap: 10px; }
    .service-card h3 { font-size: .9rem; }
    .service-icon { width: 24px; height: 24px; }
    .service-arrow { right: 15px; top: 15px; }
    .home-feed-grid { grid-template-columns: minmax(0,1fr); gap: 0; }
    .site-disclaimer { padding: 11px 13px; font-size: .75rem; }
    .toolbar, .certificate-admin-tools { padding: 13px; }
    .certificate-toolbar { grid-template-columns: 75px minmax(0,1fr); gap: 11px; }
    .certificate-year-summary { padding: 16px; gap: 8px; }
    .certificate-year-drawer-body { padding: 0 16px; }
    .certificate-item { flex-direction: column; align-items: stretch; gap: 14px; padding: 20px 0; }
    .certificate-item > .button { width: 100%; min-height: 42px; }
    .certificate-item h4 { font-size: .98rem; }
    .certificate-tag { font-size: .8rem; }
    #certificate-editor { grid-template-columns: minmax(0,1fr); }
    .certificate-year-title { padding: 15px; }
    .download-dialog { padding: 21px; }
    .admin-sidebar, .meet-task-rail { position: static; max-height: none; padding: 13px; margin-bottom: 20px; }
    .metric-card { padding: 16px; }
    .metric-card strong { font-size: 1.7rem; }
    .metric-card::before { margin-bottom: 10px; }
    .admin-page-header { padding: 20px 0; }
    .site-settings-actions { bottom: 6px; padding: 10px; }
    .track-entry-card { min-height: 96px; padding: 20px; }
    .auth-main { margin-top: 30px; }
    .auth-panel { padding: 27px 22px; }
    .footer { padding-top: 22px; padding-bottom: 25px; }
    #global-message { top: 108px; }
}

/* Let management controls grow vertically instead of escaping their panels. */
@media screen {
    .admin-page :is(.panel, .admin-view, .meet-workspace, .admin-profile, .simple-list-item),
    .meet-public-main :is(.panel, .registration-project-card, .registration-event-preview) {
        min-width: 0;
        overflow-wrap: anywhere;
    }
    :is(.admin-page, .meet-public-main) .inline-form {
        flex-wrap: wrap;
        align-items: end;
        gap: 16px;
    }
    :is(.admin-page, .meet-public-main) .inline-form > div {
        flex: 1 1 220px;
        min-width: 0;
        max-width: 100%;
    }
    :is(.admin-page, .meet-public-main) :is(.form-actions, .heading-actions, .row-actions, .row-action-buttons) {
        flex-wrap: wrap;
        gap: 10px;
        min-width: 0;
    }
    :is(.admin-page, .meet-public-main) :is(.section-heading, .action-toolbar) {
        flex-wrap: wrap;
        align-items: center;
    }
    :is(.admin-page, .meet-public-main) :is(.section-heading, .action-toolbar, .form-grid) > * {
        min-width: 0;
        max-width: 100%;
    }
    :is(.admin-page, .meet-public-main) :is(.button, .small-button, .section-count, .status-chip, summary) {
        max-width: 100%;
        white-space: normal;
        overflow-wrap: anywhere;
        line-height: 1.6;
        height: auto;
    }
    :is(.admin-page, .meet-public-main) :is(input, select, textarea) {
        box-sizing: border-box;
        min-width: 0;
        max-width: 100%;
    }
    :is(.admin-page, .meet-public-main) :is(.form-grid, .inline-form) label {
        margin-bottom: 7px;
        line-height: 1.6;
        overflow-wrap: anywhere;
    }
    .admin-page .result-tools label { min-width: 0; }
    .admin-page .result-tools select { min-width: 0; width: 100%; }
    .admin-page .simple-list-item > * { min-width: 0; max-width: 100%; }
    .admin-page :is(.item-main, .admin-profile) :is(strong, span, p) { overflow-wrap: anywhere; }
    .admin-page .data-table :is(th, td) { overflow-wrap: anywhere; }
    .admin-page .admin-table .row-action-buttons { flex-wrap: wrap; }
    #participant-recovery-code { display: block; padding: 12px; white-space: pre-wrap; overflow-wrap: anywhere; }
}

@media screen {
    .admin-page .admin-nav-links { margin-left: auto; }
    .admin-page .admin-manual-link { flex: 0 0 auto; display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 8px 14px; border: 1px solid var(--border); border-radius: 7px; color: var(--primary); font-size: .88rem; font-weight: 600; white-space: nowrap; text-decoration: none; }
    .admin-page .admin-manual-link:hover,
    .admin-page .admin-manual-link[aria-current="page"] { background: var(--primary-soft); border-color: var(--primary); }
}

@media screen and (max-width: 800px) {
    .admin-page .site-nav .nav-inner { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 12px; }
    .admin-page .site-nav .brand { grid-column: 1; grid-row: 1; width: auto; margin: 0; }
    .admin-page .site-nav .admin-manual-link { grid-column: 2; grid-row: 1; padding: 6px 10px; font-size: .82rem; }
    .admin-page .site-nav .admin-nav-links { grid-column: 1 / -1; grid-row: 2; width: 100%; margin: 0; padding: 0; flex-wrap: wrap; }
    .admin-page .site-nav .admin-nav-links .nav-button { width: auto; flex: 0 0 auto; min-height: 40px; margin-left: auto; padding: 7px 10px; }
}

@media screen and (max-width: 960px) {
    .admin-page .form-grid { grid-template-columns: minmax(0, 1fr); }
    .admin-page .form-grid > .form-span-2 { grid-column: 1 / -1; }
    .admin-page .site-content-group .form-grid,
    .admin-page #certificate-editor { grid-template-columns: minmax(0, 1fr); }
}

@media screen and (max-width: 600px) {
    :is(.admin-page, .meet-public-main) .inline-form > div { flex-basis: 100%; }
    :is(.admin-page, .meet-public-main) .inline-form > .button { width: 100%; }
    .admin-page .result-tools { grid-template-columns: minmax(0, 1fr); }
    .admin-page .result-tools label.grow { grid-column: auto; }
    .admin-page .form-actions > .button { flex: 1 1 150px; }
    .admin-page .row-actions { align-items: flex-start; }
    .admin-page .data-table :is(input, select) { min-width: 0; }
    .admin-page .site-settings-actions { position: static; }
}

/* Management: compact navigation, readable sections, and on-demand editors. */
@media screen {
    .admin-page .page-header { padding: 22px 0; background: white; border-bottom: 1px solid var(--border); color: var(--text); }
    .admin-page .page-header h1 { margin: 3px 0 5px; color: var(--text); font-size: 1.7rem; }
    .admin-page .page-header .eyebrow { margin: 0; color: var(--primary); }
    .admin-page .page-header .hero-inner > p:last-child { margin: 0; color: var(--muted); font-size: .85rem; font-weight: 400; }
    .admin-page .hero-inner { width: 94%; max-width: 1440px; }
    .admin-page .nav-inner { width: 94%; max-width: 1440px; }
    .admin-page .admin-main { margin-top: 24px; }
    .admin-page :is(.admin-sidebar, .meet-task-rail) { padding: 14px; box-shadow: none; }
    .admin-page .admin-menu { display: block; }
    .admin-page .admin-menu > summary { padding: 4px 8px 12px; font-weight: 600; cursor: pointer; }
    .admin-page :is(.admin-menu, .admin-create-details, .issue-rail) > summary { gap: 10px; }
    .admin-page :is(.admin-menu, .admin-create-details, .issue-rail) > summary::after { content: "+"; margin-left: auto; flex: 0 0 auto; color: var(--primary); font-size: 1.15rem; font-weight: 400; }
    .admin-page :is(.admin-menu, .admin-create-details, .issue-rail)[open] > summary::after { content: "−"; }
    .admin-menu-current { display: none; }
    .admin-page .admin-profile { padding: 12px 10px; margin-bottom: 8px; background: var(--surface-soft); border: 0; border-radius: 8px; }
    .admin-page .admin-profile span { font-size: .76rem; color: var(--muted); }
    .admin-page .admin-side-nav { gap: 3px; }
    .admin-page .admin-nav-caption { margin: 12px 10px 3px; color: var(--muted); font-size: .73rem; letter-spacing: .08em; }
    .admin-page .admin-nav-caption:first-child { margin-top: 3px; }
    .admin-page :is(.admin-side-nav, .meet-task-nav) a { padding: 8px 11px; font-size: .86rem; border: 1px solid transparent; }
    .admin-page :is(.admin-side-nav, .meet-task-nav) a:hover { background: var(--surface-soft); }
    .admin-page :is(.admin-side-nav, .meet-task-nav) a[aria-current] { background: var(--primary-soft); border-color: #ecd5da; color: var(--primary); font-weight: 600; }
    .admin-page .issue-rail { margin-top: 16px; padding-top: 12px; }
    .admin-page .issue-rail > summary { cursor: pointer; font-weight: 600; font-size: .85rem; }
    .admin-page .issue-rail .section-count { margin-left: 10px; }
    .admin-page .issue-rail li { font-size: .79rem; }
    .admin-page .section-heading { margin-bottom: 20px; }
    .admin-page .section-heading .eyebrow { margin-bottom: 3px; }
    .admin-page .section-heading h2 { margin: 0; }
    .admin-page .metric-card { padding: 18px 20px; background: white; }
    .admin-page .metric-card::before { margin-bottom: 12px; }
    .admin-page .metric-card strong { font-size: 1.85rem; }
    .admin-page .dashboard-grid { gap: 18px; }
    .admin-page .dashboard-grid .panel { margin-bottom: 0; }
    .admin-page .panel > h3 { margin-top: 0; }
    .admin-page #edition-bar { padding: 14px 18px; }
    .admin-page #edition-bar .action-toolbar { margin: 0; }
    .admin-page #meet-selector { flex: 1 1 240px; }
    .admin-page .result-tools { align-items: end; }
    .admin-page .result-tools label { flex: 1 1 160px; }
    .admin-page .result-tools label.grow { flex: 2 1 240px; }
    .admin-page .admin-create-details { padding: 0; overflow: visible; background: white; }
    .admin-page .admin-create-details > summary { padding: 15px 18px; color: var(--primary); font-size: .9rem; font-weight: 600; cursor: pointer; }
    .admin-page .admin-create-details[open] > summary { border-bottom: 1px solid var(--border); }
    .admin-page .admin-create-details > form { padding: 20px; margin: 0; border: 0; }
    .admin-page .admin-disclosure-note { padding: 0 20px 16px; margin: 0; }
    .admin-page .admin-editor-disclosure > .inline-form > .form-status { flex-basis: 100%; margin: 0; }
    .admin-page .admin-create-details > summary:hover { background: var(--primary-soft); border-radius: 10px; }
    .admin-page .admin-form-section { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 24px; min-width: 0; margin: 0; padding: 18px 0 24px; border: 0; border-top: 1px solid var(--border); }
    .admin-page .admin-form-section legend { padding: 0 12px 0 0; font-size: 1rem; color: var(--primary); font-weight: 600; }
    .admin-page .admin-form-section > * { min-width: 0; }
    .admin-page .admin-form-section .checkbox-row { align-self: center; }
    .admin-page .meet-settings-form { padding: 0; border: 0; background: transparent; }
    .admin-page .admin-form-section .form-span-2 { grid-column: 1 / -1; }
    .admin-page .admin-backup-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
    .admin-page .backup-card { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; margin: 0; }
    .admin-page .backup-card :is(h3,p) { margin: 0; }
    .admin-page .backup-card > .button { margin-top: auto; }
    .admin-page .backup-card > .form-status:empty { display: none; }
}

@media screen and (max-width: 960px) {
    .admin-page .admin-form-section { grid-template-columns: minmax(0,1fr); }
    .admin-page .admin-backup-grid { grid-template-columns: minmax(0,1fr); }
}

@media screen and (max-width: 800px) {
    .admin-page :is(.admin-workspace, .meet-admin-shell) { display: block; }
    .admin-page :is(.admin-sidebar, .meet-task-rail) { position: static; max-height: none; padding: 12px 14px; margin-bottom: 18px; }
    .admin-page .admin-menu > summary { padding: 2px 0; }
    .admin-page .admin-menu[open] > summary { margin-bottom: 12px; }
    .admin-page .admin-menu-current { display: inline; margin-left: 12px; font-size: .8rem; color: var(--muted); font-weight: 400; }
    .admin-page .admin-side-nav { grid-template-columns: minmax(0,1fr); }
    .admin-page .admin-nav-caption { grid-column: 1 / -1; }
    .admin-page .meet-task-nav { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); }
    .admin-page .issue-rail { margin-top: 10px; padding-top: 10px; max-height: 240px; overflow: auto; }
    .admin-page .page-header { padding: 17px 0; }
    .admin-page .page-header h1 { font-size: 1.4rem; }
    .admin-page .admin-main { margin-top: 18px; }
    .admin-page .admin-create-details > form { padding: 16px; }
    .admin-page .admin-create-details > summary { padding: 13px 16px; }
    .admin-page .metric-card { padding: 14px; }
    .admin-page #edition-bar .action-toolbar > .button { flex: 1 1 140px; }
}

/* Content administration: reveal one group at a time. */
@media screen {
    .admin-page .admin-header-actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
    .admin-page .admin-account-menu { position: relative; margin: 0; }
    .admin-page .admin-account-menu > summary,
    .admin-page .admin-login-link { display: flex; align-items: center; justify-content: center; gap: 10px; min-height: 44px; padding: 8px 14px; border: 1px solid #e6ced3; border-radius: 7px; background: #faf1f3; color: var(--primary); font-size: .88rem; font-weight: 600; cursor: pointer; list-style: none; text-decoration: none; white-space: nowrap; }
    .admin-page .admin-account-menu > summary::-webkit-details-marker { display: none; }
    .admin-page .admin-account-menu > summary::after { content: "⌄"; font-size: .9rem; }
    .admin-page .admin-account-menu[open] > summary { background: var(--primary-soft); border-color: var(--primary); }
    .admin-page .admin-account-menu > summary:focus-visible { outline: 2px solid var(--primary); outline-offset: 3px; }
    .admin-page .admin-account-popover { position: absolute; top: calc(100% + 10px); right: 0; z-index: 100; width: 224px; max-width: calc(100vw - 24px); padding: 8px; background: white; border: 1px solid #e5dce0; border-radius: 12px; box-shadow: 0 12px 32px rgba(58,24,35,.12); }
    .admin-page .admin-account-popover > p { margin: 0 4px 5px; padding: 9px 8px 12px; border-bottom: 1px solid var(--border); font-size: .85rem; color: var(--muted); overflow-wrap: anywhere; }
    .admin-page .admin-account-popover > :is(a,button) { display: block; width: 100%; min-height: 44px; padding: 10px 12px; border: 0; border-radius: 7px; text-align: left; text-decoration: none; font: inherit; font-size: .86rem; background: transparent; color: var(--text); cursor: pointer; }
    .admin-page .admin-account-popover > :is(a,button):hover { background: var(--primary-soft); color: var(--primary); }
    .admin-page .admin-account-popover > button { margin-top: 5px; color: var(--primary); }
    .admin-page .admin-memory-banner { position: relative; isolation: isolate; overflow: hidden; padding: 26px 30px; margin-bottom: 22px; border-radius: 14px; background: #821b30; color: #f7e9ec; }
    .admin-page .admin-memory-banner > div:first-child { position: relative; z-index: 1; max-width: 76%; }
    .admin-page .admin-memory-kicker { margin: 0 0 10px; color: #e7c8cd; font-size: .74rem; letter-spacing: .12em; }
    .admin-page .admin-memory-banner h3 { margin: 0 0 10px; font-size: 1.5rem; font-weight: 600; color: #fff; letter-spacing: .06em; }
    .admin-page .admin-memory-banner h3 + p { margin: 0; font-size: .84rem; line-height: 1.8; }
    .admin-page .admin-memory-track { position: absolute; width: 300px; height: 240px; right: -35px; top: -55px; opacity: .5; transform: rotate(-24deg); }
    .admin-page .admin-memory-track i { position: absolute; inset: 0; border: 1px solid #c78d98; border-radius: 110px; }
    .admin-page .admin-memory-track i:nth-child(2) { inset: 17px; }
    .admin-page .admin-memory-track i:nth-child(3) { inset: 34px; }
    .admin-page .admin-memory-track i:nth-child(4) { inset: 51px; }
    .admin-page .admin-memory-track span { position: absolute; right: 80px; top: 108px; color: #f0c9d1; font-size: .8rem; letter-spacing: .3em; transform: rotate(24deg); }
    .admin-page .admin-auth-note { margin: 8px 0 24px; color: var(--muted); font-size: .88rem; }
    .admin-page .admin-side-nav { gap: 6px; }
    .admin-page .admin-side-nav > a,
    .admin-page .admin-nav-group > summary { padding: 12px 14px; font-size: .9rem; font-weight: 500; }
    .admin-page .admin-nav-group { padding: 0; border: 0; border-radius: 9px; }
    .admin-page .admin-nav-group > summary { color: var(--text); border: 1px solid transparent; border-radius: 8px; }
    .admin-page .admin-nav-group > summary::after { content: "›"; transform: rotate(0); font-size: 1.25rem; color: #8d8990; }
    .admin-page .admin-nav-group[open] > summary::after { transform: rotate(90deg); }
    .admin-page .admin-nav-group[open] { background: #faf8f9; }
    .admin-page .admin-nav-group.has-current > summary { color: var(--primary); background: var(--primary-soft); font-weight: 600; }
    .admin-page .admin-nav-group > div { margin: 0 10px 10px 22px; padding: 3px 0 3px 8px; border-left: 1px solid #e4dadd; grid-template-columns: minmax(0,1fr); gap: 3px; }
    .admin-page .admin-nav-group > div > a { padding: 10px; font-size: .83rem; }
    .admin-page .admin-nav-group > summary:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
    .admin-page .admin-secondary-entry { margin-top: 36px; padding-top: 16px; border-top: 1px solid var(--border); }
    .admin-page .admin-secondary-entry a { display: flex; align-items: center; gap: 2px; padding: 10px 8px; color: var(--muted); font-size: .79rem; }
    .admin-page .admin-secondary-entry a > span:last-child { margin-left: auto; }
    .admin-page .admin-secondary-entry a:hover { color: var(--primary); background: var(--surface-soft); }
    .admin-page .admin-start-guide { background: #faf9fa; }
    .admin-page .admin-start-guide p { line-height: 1.9; }
    .admin-page .admin-upgrade-label { display: inline-block; color: var(--muted); font-size: .8rem; font-weight: 400; vertical-align: middle; }
}

@media screen and (max-width: 800px) {
    .admin-page .site-nav .admin-header-actions { grid-column: 2; grid-row: 1; gap: 7px; }
    .admin-page .admin-account-menu > summary,
    .admin-page .admin-login-link { padding: 6px 10px; font-size: .82rem; gap: 6px; }
    .admin-page .admin-memory-banner { padding: 22px; }
    .admin-page .admin-memory-banner > div:first-child { max-width: 100%; }
    .admin-page .admin-memory-banner h3 { font-size: 1.22rem; }
    .admin-page .admin-memory-track { right: -155px; opacity: .23; }
}

@media screen and (max-width: 380px) {
    .admin-page .site-nav .brand { font-size: 1rem; gap: 6px; }
    .admin-page .site-nav .admin-header-actions { gap: 5px; }
    .admin-page .site-nav .admin-manual-link,
    .admin-page .admin-account-menu > summary,
    .admin-page .admin-login-link { padding-right: 7px; padding-left: 7px; font-size: .78rem; }
}

/* Use spacing and rules for information; reserve boxes for controls. */
@media screen {
    .panel { box-shadow: none; border-radius: 10px; }
    .site-disclaimer { position: relative; padding: 14px 60px 14px 16px; border: 1px solid #e4c76c; border-radius: 9px; background: #fff5cc; color: #5d430f; }
    .site-disclaimer strong { color: #765000; }
    .site-disclaimer > [data-site-text] { min-width: 0; overflow-wrap: anywhere; }
    .site-disclaimer a { color: #765000; text-underline-offset: 3px; }
    .site-disclaimer-dismiss { position: absolute; top: 6px; right: 6px; display: grid; place-items: center; width: 44px; height: 44px; min-height: 44px; padding: 0; border: 0; border-radius: 6px; background: transparent; color: #765000; font: 26px/1 Arial, sans-serif; cursor: pointer; }
    .site-disclaimer-dismiss:hover { background: #f3e3a5; }
    .site-disclaimer-dismiss:focus-visible { outline: 2px solid #765000; outline-offset: 1px; background: #f3e3a5; }
    .notice-box { border-width: 0 0 0 2px; border-radius: 0; padding: 10px 14px; }
    .empty-message { border: 0; border-radius: 0; background: transparent; padding: 24px 12px; }
    .toolbar, .certificate-admin-tools { padding: 0 0 16px; border: 0; border-bottom: 1px solid var(--border); border-radius: 0; background: transparent; }
    .service-grid { gap: 0; border-block: 1px solid var(--border); }
    .service-grid .service-card { min-height: 76px; padding: 18px; flex-direction: row; align-items: center; justify-content: flex-start; gap: 12px; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
    .service-grid .service-card + .service-card { border-left: 1px solid var(--border); }
    .service-grid .service-card:hover { background: var(--primary-soft); box-shadow: none; }
    .service-grid .service-card h3 { margin: 0; color: var(--text); font-size: .92rem; }
    .service-grid .service-icon { width: 23px; height: 23px; flex-shrink: 0; }
    .service-grid .service-arrow { position: static; margin-left: auto; flex-shrink: 0; }
    .home-feed-grid { gap: 32px; }
    .home-feed-grid > .panel { padding: 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
    .home-feed-panel .section-heading { padding-bottom: 12px; }
    .home-feed-panel .notice-item.featured { background: transparent; border-color: var(--border); }
    .tag, .status-chip, .status-chip.neutral { padding: 0; border: 0; border-radius: 0; background: transparent; color: var(--primary); font-weight: 500; }
    .tag-neutral, .status-chip.neutral { color: var(--muted); }
    .meta { gap: 7px 12px; }
    .certificate-tags { gap: 4px 0; }
    .certificate-tags .certificate-tag { padding: 0; border: 0; border-radius: 0; background: transparent; color: var(--muted); font-weight: 400; }
    .certificate-tag + .certificate-tag::before { content: "·"; padding: 0 8px; color: var(--subtle); }
    .certificate-tags .certificate-tag:first-child { color: var(--primary); }
    .certificate-year-group { border-width: 0 0 1px; border-radius: 0; }
    .certificate-year-summary { padding: 15px 0; border-bottom: 1px solid var(--border); background: transparent; }
    .certificate-year-summary:hover { background: var(--surface-soft); }
    .certificate-year-drawer-body { padding: 0; }
    .certificate-item { padding: 18px 0; }
    body[data-section=notices] .notice-list { gap: 0; }
    body[data-section=notices] .notice-item { padding: 20px 0; border: 0; border-bottom: 1px solid var(--border); border-radius: 0; background: transparent; }
    body[data-section=notices] .notice-link-item:hover { background: var(--surface-soft); }
    body[data-section=notices] .notice-item:last-child { border-bottom: 0; }
    .track-entry-panel { padding: 0; border: 0; background: transparent; }
    .track-entry-grid { gap: 24px; }
    .track-entry-card { min-height: 84px; padding: 20px 0; border: 0; border-block: 1px solid var(--border); border-radius: 0; background: transparent; }
    .track-entry-card:hover { background: var(--primary-soft); }
    .meet-year-list { gap: 0; }
    .meet-year-row { padding: 14px 0; border: 0; border-bottom: 1px solid var(--border); border-radius: 0; background: transparent; }
    .meet-facts > div, .registration-live-stats > div { min-height: 0; padding: 12px 0; border: 0; border-top: 1px solid var(--border); border-radius: 0; background: transparent; }
    .registration-view-toolbar { padding: 0 0 16px; border: 0; border-bottom: 1px solid var(--border); border-radius: 0; background: transparent; }
}

@media screen and (max-width: 760px) {
    .service-grid .service-card { min-height: 66px; padding: 14px 10px; gap: 8px; }
    .service-grid .service-card h3 { font-size: .84rem; }
    .service-grid .service-card:nth-child(odd) { border-left: 0; }
    .service-grid .service-card:nth-child(n+3) { border-top: 1px solid var(--border); }
    .home-feed-grid { gap: 28px; }
    .track-entry-grid { gap: 0; }
    .track-entry-card + .track-entry-card { border-top: 0; }
    .certificate-year-summary { padding: 14px 0; }
    .certificate-year-drawer-body { padding: 0; }
}

/* Keep each track filter together, including when the back button is visible. */
@media screen {
    .toolbar.track-results-toolbar {
        grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.4fr);
        gap: 12px 16px;
        align-items: end;
    }
    .track-results-toolbar .track-filter-field {
        display: grid;
        min-width: 0;
        gap: 6px;
    }
    .track-results-toolbar .track-filter-field label {
        grid-row: auto;
        margin: 0;
    }
    .track-results-toolbar .track-filter-field input,
    .track-results-toolbar .track-filter-field select {
        grid-row: auto;
        min-width: 0;
        max-width: 100%;
    }
    .track-results-toolbar #math-results-back {
        grid-column: 1 / -1;
        justify-self: start;
        max-width: 100%;
        white-space: normal;
    }
}

@media screen and (max-width: 900px) {
    .toolbar.track-results-toolbar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media screen and (max-width: 540px) {
    .toolbar.track-results-toolbar { grid-template-columns: minmax(0, 1fr); }
}

@media screen and (max-width: 370px) {
    body:not(.admin-page) .nav-links { flex-wrap: wrap; overflow: visible; }
    body:not(.admin-page) [id] { scroll-margin-top: 165px; }
}