:root {
  color-scheme: dark;
  --bg: #080a12;
  --panel: rgba(19, 22, 37, .88);
  --panel-2: #171a2a;
  --line: rgba(255, 255, 255, .11);
  --muted: #a8adbf;
  --text: #f7f7fb;
  --violet: #9b6cff;
  --cyan: #51e7dc;
  --danger: #ff6e86;
  --success: #53dfa5;
  --radius: 22px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; color: var(--text); background: var(--bg); }
body:not(.screen-body) {
  background-image:
    radial-gradient(circle at 15% 0, rgba(155, 108, 255, .18), transparent 35rem),
    radial-gradient(circle at 90% 20%, rgba(81, 231, 220, .1), transparent 30rem);
}
a { color: inherit; }
button, input, textarea, select { font: inherit; }
button, .button { cursor: pointer; }
.hidden { display: none !important; }
.shell { width: min(1160px, calc(100% - 32px)); margin: 0 auto; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 24px 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; font: 700 1.1rem "Avenir Next", Inter, sans-serif; text-decoration: none; }
.brand small { color: var(--muted); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; }
.brand-mark { width: 34px; aspect-ratio: 1; border-radius: 11px; background: linear-gradient(135deg, var(--violet), var(--cyan)); box-shadow: 0 0 28px rgba(155,108,255,.35); position: relative; }
.brand-mark::after { content: ''; position: absolute; inset: 9px; border: 2px solid #090a12; border-top-color: transparent; border-radius: 50%; }
.eyebrow { color: var(--cyan); font-weight: 800; font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3 { margin: 0; font-family: "Avenir Next", Inter, sans-serif; line-height: 1.04; }
p { color: var(--muted); line-height: 1.65; }
.hero { padding: clamp(56px, 10vw, 120px) 0 70px; display: grid; grid-template-columns: 1.25fr .75fr; gap: 70px; align-items: center; }
.hero h1 { max-width: 760px; font-size: clamp(3rem, 7vw, 6.8rem); letter-spacing: -.055em; }
.hero h1 span { color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.5); }
.hero-copy > p { max-width: 650px; font-size: 1.1rem; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.button, button { border: 0; border-radius: 14px; padding: 13px 18px; background: linear-gradient(135deg, var(--violet), #7550dc); color: #fff; font-weight: 800; text-decoration: none; transition: transform .18s, filter .18s; }
.button:hover, button:hover { transform: translateY(-1px); filter: brightness(1.08); }
.button:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid var(--cyan); outline-offset: 4px; }
.button.secondary, button.secondary { background: transparent; border: 1px solid var(--line); }
.button.danger, button.danger { color: #ffd9df; background: rgba(255,110,134,.12); border: 1px solid rgba(255,110,134,.25); }
button:disabled { cursor: not-allowed; opacity: .45; transform: none; }
.portal-orbit { aspect-ratio: 1; border: 1px solid var(--line); border-radius: 50%; display: grid; place-items: center; position: relative; background: radial-gradient(circle, rgba(155,108,255,.18), transparent 60%); }
.portal-orbit::before, .portal-orbit::after { content: ''; position: absolute; border: 1px solid rgba(81,231,220,.25); border-radius: 50%; }
.portal-orbit::before { inset: 15%; }
.portal-orbit::after { inset: 31%; }
.orbit-core { width: 28%; aspect-ratio: 1; border-radius: 30%; background: linear-gradient(135deg, var(--cyan), var(--violet)); transform: rotate(18deg); box-shadow: 0 0 60px rgba(81,231,220,.25); }
.route-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding-bottom: 80px; }
.card { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); backdrop-filter: blur(16px); }
.route-number { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 10px; color: var(--cyan); background: rgba(81,231,220,.09); font-weight: 900; }
.route-grid code { color: #d6c5ff; word-break: break-word; }
.topbar-actions { display: flex; align-items: center; gap: 14px; }
.back-link { color: var(--muted); font-size: .86rem; font-weight: 750; text-decoration: none; }
.back-link:hover { color: var(--text); }
.hero-art { width: min(520px, 100%); margin: 0 auto; }
.hero-art img { display: block; width: 100%; height: auto; filter: drop-shadow(0 36px 70px rgba(0,0,0,.36)); }
img.hero-art { display: block; aspect-ratio: 1; object-fit: cover; border-radius: 32px; filter: drop-shadow(0 36px 70px rgba(0,0,0,.36)); }
.placeholder-art { aspect-ratio: 36 / 31; display: grid; place-content: center; gap: 8px; padding: 30px; border: 1px dashed rgba(81,231,220,.36); border-radius: 32px; color: var(--muted); background: linear-gradient(145deg,rgba(155,108,255,.1),rgba(81,231,220,.04)); text-align: center; }
.placeholder-art span,.placeholder-art small { font-size: .7rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.placeholder-art strong { color: var(--text); font-size: 1.3rem; }
.route-grid h2 { margin-top: 22px; }
.route-detail { display: block; margin-top: 20px; color: var(--cyan); font-size: .72rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.landing-footer { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 28px 0 36px; border-top: 1px solid var(--line); color: var(--muted); font-size: .84rem; }
.landing-footer a { color: var(--text); font-weight: 750; text-decoration: none; }
.landing-footer nav { display: flex; flex-wrap: wrap; gap: 16px; }
.page { padding-bottom: 60px; }
.page-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; padding: 34px 0 26px; }
.page-heading h1 { font-size: clamp(2rem, 5vw, 4rem); letter-spacing: -.04em; }
.auth-card { width: min(450px, 100%); margin: 7vh auto; }
.stack { display: grid; gap: 16px; }
.password-control { position: relative; display: block; }
.password-control input { padding-right: 52px; }
.password-toggle { position: absolute; top: 50%; right: 6px; width: 38px; height: 38px; display: grid; place-items: center; padding: 0; color: var(--muted); background: transparent; border: 0; border-radius: 10px; transform: translateY(-50%); }
.password-toggle:hover { color: var(--text); background: rgba(255,255,255,.07); transform: translateY(-50%); filter: none; }
.password-toggle svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.password-toggle[aria-pressed='true']::after { content: ''; position: absolute; width: 23px; height: 2px; border-radius: 2px; background: currentColor; transform: rotate(-45deg); }
.auth-home-link { display: flex; justify-content: center; margin-top: 12px; }
label { display: grid; gap: 7px; color: #d9dbea; font-size: .9rem; font-weight: 700; }
input, textarea, select { width: 100%; color: var(--text); background: #0d0f1a; border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; outline: none; }
input:focus, textarea:focus, select:focus { border-color: var(--violet); box-shadow: 0 0 0 3px rgba(155,108,255,.12); }
input[type='color'] { min-height: 46px; padding: 5px; }
input[type='checkbox'] { width: 18px; height: 18px; accent-color: var(--violet); }
.check { display: flex; align-items: center; gap: 10px; }
.feedback { min-height: 22px; margin: 0; font-size: .9rem; }
.feedback.error { color: var(--danger); }
.feedback.success { color: var(--success); }
.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(290px, .55fr); gap: 18px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 18px; }
.toolbar select { width: auto; min-width: 160px; }
.toolbar-spacer { flex: 1; }
.event-picker-card { margin-bottom: 18px; }
.panel-gap { margin-top: 18px; }
.event-select { min-width: min(420px, 100%); }
.event-meta { color: var(--muted); font-size: .9rem; }
.message-list { display: grid; gap: 12px; max-height: 68vh; overflow: auto; padding-right: 4px; }
.message { display: grid; grid-template-columns: 90px 1fr auto; gap: 16px; align-items: center; padding: 14px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.025); }
.message.risk-dangerous { border-color: rgba(255, 201, 85, .58); background: rgba(255, 201, 85, .075); }
.message.risk-forbidden { border-color: rgba(255, 78, 108, .7); background: rgba(255, 78, 108, .1); box-shadow: inset 3px 0 0 #ff4e6c; }
.risk-badge-dangerous { color: #ffe099; background: rgba(255, 201, 85, .15); }
.risk-badge-forbidden { color: #ffd0d8; background: rgba(255, 78, 108, .2); }
.message img { width: 90px; height: 76px; object-fit: cover; border-radius: 11px; background: #0a0b12; }
.message .no-photo { width: 90px; height: 76px; border-radius: 11px; display: grid; place-items: center; color: #737789; background: #0d0f19; font-size: .72rem; }
.message-text { margin: 0; color: var(--text); white-space: pre-wrap; overflow-wrap: anywhere; }
.message-meta { margin-top: 7px; color: var(--muted); font-size: .75rem; }
.message-actions { display: flex; gap: 7px; }
.message-actions button { padding: 9px 11px; font-size: .78rem; }
.badge { padding: 5px 9px; border-radius: 999px; background: rgba(255,255,255,.08); font-size: .7rem; font-weight: 900; text-transform: uppercase; }
.empty { padding: 50px 20px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: 16px; }
.config-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
.config-grid .wide { grid-column: 1 / -1; }
.link-panel { display: grid; gap: 10px; margin-bottom: 18px; }
.link-panel a { display: block; padding: 12px; border-radius: 12px; background: #0d0f1a; color: #d9caff; text-decoration: none; overflow-wrap: anywhere; }
.qr-preview { width: min(190px, 100%); padding: 10px; background: #fff; border-radius: 16px; }
.form-layout { width: min(760px, 100%); margin: 30px auto 70px; }
.form-card { padding: clamp(24px, 5vw, 44px); }
.form-card h1 { font-size: clamp(2.2rem, 7vw, 4.5rem); letter-spacing: -.05em; }
.dropzone { min-height: 130px; display: grid; place-items: center; text-align: center; border: 1px dashed rgba(155,108,255,.55); border-radius: 16px; background: rgba(155,108,255,.05); cursor: pointer; }
.dropzone input { position: absolute; opacity: 0; pointer-events: none; }
.image-preview { max-width: 100%; max-height: 320px; border-radius: 16px; object-fit: contain; }
.counter { text-align: right; color: var(--muted); font-size: .8rem; }
.gate { text-align: center; padding: 50px 25px; }
.gate h1 { font-size: clamp(2rem, 6vw, 4rem); }
.status-line { display: flex; align-items: center; gap: 8px; color: var(--muted); }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 12px var(--success); }
.operation-section { align-self: start; }
.operation-section summary { cursor: pointer; list-style: none; }
.operation-section summary::-webkit-details-marker { display: none; }
.operation-section summary > span { display: grid; gap: 7px; }
.operation-section summary strong { font: 700 1.45rem "Avenir Next", Inter, sans-serif; }
.operation-section summary::after { content: '+'; float: right; margin-top: -30px; color: var(--muted); font-size: 1.5rem; }
.operation-section[open] summary::after { content: '-'; }
.operation-section[open] summary { margin-bottom: 18px; }
.operation-section textarea:disabled { opacity: .72; }
.management-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.management-form { padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.management-list { display: grid; gap: 10px; margin-top: 18px; }
.management-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 14px; align-items: center; padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.025); }
.management-row p { margin: 5px 0 0; font-size: .82rem; }
.management-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px; }
.management-actions button { padding: 9px 11px; font-size: .78rem; }
.unassigned-label { color: #ffe099; }
.generated-credentials { display: grid; gap: 16px; margin-top: 18px; padding: 20px; border: 1px solid rgba(81,231,220,.28); border-radius: 16px; background: rgba(81,231,220,.055); }
.credentials-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.credentials-heading h3 { margin-top: 7px; }
.generated-credentials > p { margin: 0; }
.credentials-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.credential-item { min-width: 0; padding: 14px; border: 1px solid var(--line); border-radius: 13px; background: rgba(8,10,18,.55); }
.credential-item[data-status='error'] { border-color: rgba(255,110,134,.3); }
.credential-item strong { display: block; margin-bottom: 9px; text-transform: capitalize; }
.credential-item dl { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 6px 10px; margin: 0; font-size: .82rem; }
.credential-item dt { color: var(--muted); }
.credential-item dd { margin: 0; overflow-wrap: anywhere; }
.credential-error { color: var(--danger); }

/* Independent Mensajes admin */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.auth-heading { margin: 28px 0; }
.auth-heading h1 { margin-top: 8px; font-size: 2.35rem; letter-spacing: -.04em; }
.auth-heading p { margin-bottom: 0; }
.admin-shell { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 28px; min-height: calc(100vh - 48px); padding-top: 24px; }
.admin-sidebar { position: sticky; top: 24px; align-self: start; min-height: calc(100vh - 48px); display: flex; flex-direction: column; padding: 22px 16px 16px; border: 1px solid var(--line); border-radius: 20px; background: rgba(15, 17, 29, .94); box-shadow: 0 24px 70px rgba(0, 0, 0, .24); }
.admin-brand { padding: 0 8px 22px; border-bottom: 1px solid var(--line); }
.admin-brand small { color: var(--muted); font-size: .66rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.sidebar-event { padding: 20px 8px 8px; }
.sidebar-event label { color: var(--muted); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.sidebar-event select { margin-top: 2px; padding: 10px 11px; font-size: .82rem; }
.admin-nav { display: grid; gap: 4px; margin-top: 18px; }
.admin-nav-group { display: grid; gap: 4px; }
.admin-nav-item { width: 100%; padding: 11px 12px; border: 1px solid transparent; border-radius: 10px; color: var(--muted); background: transparent; text-align: left; font-size: .88rem; font-weight: 750; }
.admin-nav-item:hover { transform: none; color: var(--text); background: rgba(255, 255, 255, .045); filter: none; }
.admin-nav-item[aria-current='page'] { color: #fff; border-color: rgba(155, 108, 255, .28); background: linear-gradient(90deg, rgba(155, 108, 255, .19), rgba(155, 108, 255, .05)); }
.sidebar-account { display: grid; gap: 10px; margin-top: auto; padding: 18px 8px 0; border-top: 1px solid var(--line); }
.account-email { color: var(--muted); font-size: .75rem; overflow-wrap: anywhere; }
.logout-button { width: 100%; padding: 10px 12px; font-size: .8rem; }
.admin-main { min-width: 0; }
.admin-header { min-height: 126px; display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 20px 4px 24px; border-bottom: 1px solid var(--line); }
.admin-header h1 { margin-top: 7px; font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -.04em; }
.admin-header .event-meta { margin: 8px 0 0; }
.admin-panels { padding-top: 28px; }
.admin-panel { padding-bottom: 48px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 18px; }
.section-heading h2 { margin-top: 7px; font-size: clamp(1.65rem, 3vw, 2.35rem); letter-spacing: -.03em; }
.admin-panel > .card, .form-card-admin { border-radius: 16px; background: rgba(19, 22, 37, .82); }
.form-card-admin { max-width: 820px; }
.layout-editor-wrap { display: grid; gap: 12px; margin-bottom: 8px; }
.layout-editor-heading { display: flex; justify-content: space-between; align-items: start; gap: 18px; }
.layout-editor-heading p { margin: 5px 0 0; font-size: .8rem; line-height: 1.45; }
.layout-editor-heading > span { flex: 0 0 auto; color: var(--cyan); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.layout-editor-actions { display: flex; flex: 0 0 auto; align-items: center; gap: 10px; }
.layout-editor-actions > span { color: var(--cyan); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }
.layout-editor-actions button { padding: 8px 10px; font-size: .72rem; white-space: nowrap; }
.layout-editor { position: relative; width: 100%; aspect-ratio: 3 / 2; overflow: hidden; border: 1px solid rgba(255,255,255,.2); border-radius: 14px; background: #080a12; box-shadow: inset 0 0 50px rgba(0,0,0,.32); touch-action: none; user-select: none; }
.layout-editor::before { content: ''; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px); background-size: 10% 10%; }
.layout-editor-block { position: absolute; display: grid; place-items: center; min-width: 0; min-height: 0; overflow: hidden; border: 1px solid rgba(81,231,220,.72); border-radius: 7px; background: rgba(81,231,220,.09); cursor: move; outline: none; z-index: 2; }
.layout-editor-block:focus { border-color: #fff; box-shadow: 0 0 0 2px var(--violet); }
.layout-block-name { position: absolute; top: 3px; left: 4px; z-index: 3; padding: 2px 4px; border-radius: 4px; color: #fff; background: rgba(0,0,0,.7); font-size: clamp(.45rem, 1.2vw, .65rem); line-height: 1; }
.layout-editor-block [data-layout-handle] { position: absolute; right: 1px; bottom: 1px; z-index: 5; width: 14px; height: 14px; min-width: 14px; padding: 0; border: 0; border-radius: 3px; background: var(--cyan); cursor: nwse-resize; }
.layout-editor-block [data-layout-handle]::before { content: ''; position: absolute; inset: 4px 2px 2px 4px; border-right: 1px solid #07100f; border-bottom: 1px solid #07100f; }
.layout-editor-block [data-layout-handle]:focus { outline: 2px solid #fff; outline-offset: -1px; }
.layout-message { z-index: 20; padding: 5%; color: #fff; font-weight: 800; line-height: 1.04; overflow-wrap: anywhere; }
.layout-image { z-index: 15; }
.layout-synthetic-image { width: 100%; height: 100%; background: radial-gradient(circle at 72% 28%, #ffe9ac 0 7%, transparent 8%), linear-gradient(145deg, transparent 47%, #7356aa 48% 67%, transparent 68%), linear-gradient(35deg, #173a4b 0 45%, #2b9a9c 46% 62%, #171a2a 63%); }
.layout-qr { z-index: 10; padding: 7%; background: #fff; }
.layout-qr-pattern { width: 100%; height: 100%; background: repeating-conic-gradient(#080a12 0 25%, #fff 0 50%) 0 0 / 22% 22%; }
.layout-qr img { position: absolute; inset: 7%; width: 86%; height: 86%; object-fit: contain; background: #fff; }
.layout-label { z-index: 30; padding: 4%; color: #fff; font-weight: 800; line-height: 1.1; text-align: center; overflow-wrap: anywhere; }
.layout-block-hidden { opacity: .2; border-style: dashed; }
.layout-editor-disabled .layout-editor-block { cursor: not-allowed; }
.layout-hidden-fields { display: none; }
.config-save-toast { position: fixed; top: 22px; right: 22px; z-index: 100; display: flex; align-items: center; gap: 9px; max-width: min(360px, calc(100vw - 32px)); padding: 11px 15px; border: 1px solid var(--line); border-radius: 999px; color: var(--text); background: rgba(13,15,26,.96); box-shadow: 0 16px 44px rgba(0,0,0,.34); font-size: .82rem; font-weight: 800; backdrop-filter: blur(16px); }
.config-save-toast::before { content: ''; width: 8px; height: 8px; flex: 0 0 auto; border-radius: 50%; background: var(--muted); }
.config-save-toast.pending::before { background: #facc15; }
.config-save-toast.saving::before { background: var(--cyan); animation: save-pulse .8s ease-in-out infinite alternate; }
.config-save-toast.success::before { background: var(--success); box-shadow: 0 0 12px rgba(83,223,165,.7); }
.config-save-toast.error { border-color: rgba(255,110,134,.45); }
.config-save-toast.error::before { background: var(--danger); }
@keyframes save-pulse { to { opacity: .35; transform: scale(.72); } }
.links-card { max-width: 820px; }
.links-card > p { max-width: 650px; margin-top: 0; }
.link-panel > div { display: grid; gap: 7px; }
.link-panel strong { font-size: .82rem; }
.qr-block { display: flex; align-items: center; gap: 22px; padding-top: 6px; }
.qr-block p { max-width: 260px; }
.help-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.help-card { min-height: 190px; }
.help-card h3 { margin-top: 22px; font-size: 1.25rem; }
.help-card p { margin-bottom: 0; }
.help-step { color: var(--cyan); font-size: .72rem; font-weight: 900; letter-spacing: .15em; }
.role-help { margin-top: 14px; }
.role-help dl { display: grid; gap: 0; margin: 18px 0 0; }
.role-help dl > div { display: grid; grid-template-columns: 130px 1fr; gap: 18px; padding: 13px 0; border-top: 1px solid var(--line); }
.role-help dt { font-weight: 800; }
.role-help dd { margin: 0; color: var(--muted); line-height: 1.5; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; }
  .portal-orbit { width: min(360px, 80vw); margin: auto; }
  .route-grid, .dashboard-grid, .management-grid, .credentials-list { grid-template-columns: 1fr; }
  .message-list { max-height: none; }
  .admin-shell { grid-template-columns: 1fr; gap: 0; padding-top: 12px; }
  .admin-sidebar { position: static; z-index: 2; min-height: auto; display: grid; grid-template-columns: 1fr auto; gap: 14px; padding: 14px; border-radius: 16px; }
  .admin-brand { padding: 0; border: 0; }
  .sidebar-event { grid-column: 1 / -1; padding: 12px 0 0; border-top: 1px solid var(--line); }
  .admin-nav { grid-column: 1 / -1; display: flex; gap: 6px; margin: 0; padding-top: 12px; overflow-x: auto; border-top: 1px solid var(--line); scrollbar-width: thin; }
  .admin-nav-group { display: contents; }
  .admin-nav-item { flex: 0 0 auto; width: auto; white-space: nowrap; }
  .sidebar-account { align-self: center; display: flex; align-items: center; margin: 0; padding: 0; border: 0; }
  .account-email { display: none; }
  .logout-button { width: auto; white-space: nowrap; }
  .admin-header { min-height: 116px; }
}

@media (max-width: 600px) {
  .shell { width: min(100% - 22px, 1160px); }
  .topbar { padding: 16px 0; }
  .topbar-actions { gap: 8px; }
  .topbar-actions .button { padding: 10px 12px; font-size: .76rem; }
  .back-link { display: none; }
  .brand small { display: block; margin-top: 2px; }
  .hero { padding-top: 35px; gap: 45px; }
  .hero h1 { font-size: clamp(2.7rem, 14vw, 4rem); }
  .landing-footer { align-items: flex-start; flex-direction: column; }
  .page-heading { align-items: start; flex-direction: column; }
  .message { grid-template-columns: 64px 1fr; }
  .message img, .message .no-photo { width: 64px; height: 64px; }
  .message-actions { grid-column: 1 / -1; justify-content: flex-end; }
  .config-grid { grid-template-columns: 1fr; }
  .config-grid .wide { grid-column: auto; }
  .toolbar-spacer { display: none; }
  .toolbar > button { flex: 1; }
  .management-row { grid-template-columns: 1fr; }
  .management-actions { justify-content: flex-start; }
  .credentials-heading { align-items: flex-start; flex-direction: column; }
  .layout-editor-heading, .layout-editor-actions { align-items: flex-start; flex-direction: column; }
  .admin-shell { padding-top: 8px; }
  .admin-sidebar { grid-template-columns: 1fr; }
  .admin-brand { justify-self: start; }
  .sidebar-account { position: absolute; right: 25px; }
  .logout-button { padding: 9px 10px; font-size: .72rem; }
  .admin-header { min-height: 0; align-items: flex-start; padding: 28px 2px 22px; }
  .admin-header .badge { flex: 0 0 auto; }
  .admin-panels { padding-top: 22px; }
  .section-heading { align-items: flex-start; }
  .section-heading .status-line { font-size: .76rem; }
  .help-grid { grid-template-columns: 1fr; }
  .help-card { min-height: 0; }
  .qr-block { align-items: flex-start; flex-direction: column; }
  .role-help dl > div { grid-template-columns: 1fr; gap: 5px; }
  .config-save-toast { top: 12px; right: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
}