:root {
  color-scheme: light;
  --ink: #0f172a;
  --muted: #5f6b7a;
  --line: #dbe2ea;
  --surface: #ffffff;
  --surface-soft: #f4f7fa;
  --surface-strong: #e8eef4;
  --brand: #0f766e;
  --brand-strong: #115e59;
  --brand-soft: #ccfbf1;
  --danger: #b42318;
  --danger-soft: #fee4e2;
  --warning: #b54708;
  --warning-soft: #fef0c7;
  --success: #067647;
  --success-soft: #d1fadf;
  --info: #175cd3;
  --info-soft: #dbeafe;
  --shadow: 0 18px 45px rgba(15, 23, 42, 0.10);
  --radius: 18px;
  --radius-small: 11px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--surface-soft);
  color: var(--ink);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  background: var(--surface-soft);
  color: var(--ink);
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: var(--brand-strong);
  text-underline-offset: 0.16em;
}

a:hover {
  text-decoration-thickness: 2px;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
.button,
select,
input[type="file"] {
  touch-action: manipulation;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  line-height: 1.13;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(2rem, 5vw, 3.4rem);
  letter-spacing: -0.035em;
}

h2 {
  margin: 0 0 0.45rem;
  font-size: clamp(1.45rem, 3vw, 2.15rem);
  letter-spacing: -0.02em;
}

h3 {
  margin: 0 0 0.4rem;
  font-size: clamp(1.15rem, 2.2vw, 1.55rem);
}

p {
  margin: 0 0 1rem;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.92em;
  background: var(--surface-strong);
  border-radius: 6px;
  padding: 0.15em 0.35em;
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--brand);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.break-all {
  word-break: break-all;
}

.button,
button.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.68rem 1.08rem;
  font-weight: 750;
  line-height: 1.1;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform 120ms ease, background-color 120ms ease, border-color 120ms ease;
}

.button:hover,
button.button:hover {
  transform: translateY(-1px);
}

.button:focus-visible,
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(23, 92, 211, 0.35);
  outline-offset: 3px;
}

.button-primary {
  background: var(--brand);
  color: #ffffff;
  border-color: var(--brand);
}

.button-primary:hover {
  background: var(--brand-strong);
  border-color: var(--brand-strong);
}

.button-secondary {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--line);
}

.button-secondary:hover {
  background: var(--surface-strong);
}

.button-danger {
  color: var(--danger);
  background: var(--danger-soft);
  border-color: #fda29b;
}

.button-warning {
  color: #7a2e0e;
  background: var(--warning-soft);
  border-color: #fedf89;
}

.button-ghost {
  color: #ffffff;
  background: transparent;
  border-color: rgba(255, 255, 255, 0.45);
}

.button-small {
  min-height: 38px;
  padding: 0.53rem 0.82rem;
  font-size: 0.88rem;
}

.button-block {
  width: 100%;
}

.button-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
}

.button-group form {
  margin: 0;
}

.link-button {
  min-height: 42px;
  border: 0;
  background: transparent;
  color: inherit;
  padding: 0.5rem 0.2rem;
  font-weight: 700;
  cursor: pointer;
}

.simple-page,
.participant-login-page,
.event-finished-page {
  display: grid;
  min-height: 100vh;
  min-height: 100dvh;
  place-items: center;
  padding: max(1.25rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) max(1.25rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.12), transparent 38rem),
    var(--surface-soft);
}

.simple-card,
.participant-login-card,
.event-finished-card {
  width: min(100%, 31rem);
  padding: clamp(1.35rem, 5vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.simple-card > :last-child,
.participant-login-card > :last-child,
.event-finished-card > :last-child {
  margin-bottom: 0;
}

.home-title {
  width: min(100%, 46rem);
  text-align: center;
}

.home-title h1 {
  font-size: clamp(2.25rem, 10vw, 5.4rem);
}

.admin-login-page .simple-card {
  width: min(100%, 27rem);
}

.event-login-logo {
  width: min(12rem, 56vw);
  max-height: 4.1rem;
  object-fit: contain;
  margin: 0 auto 1.4rem;
}

.participant-login-card h1,
.event-finished-card {
  text-align: center;
}

.event-finished-card {
  width: min(100%, 48rem);
}

.event-finished-card p {
  font-size: 1.15rem;
  font-weight: 700;
}

.event-finished-card h1 {
  margin-top: 1.25rem;
  font-size: clamp(3rem, 14vw, 7.2rem);
  color: var(--danger);
}

.form-stack {
  display: grid;
  gap: 1rem;
}

.form-stack label,
.filter-grid label,
.filter-bar label,
.activity-selector label {
  display: grid;
  gap: 0.42rem;
  color: var(--ink);
  font-weight: 700;
}

label small,
.form-stack small {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 500;
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid #b9c5d1;
  border-radius: var(--radius-small);
  background: #ffffff;
  color: var(--ink);
  padding: 0.72rem 0.82rem;
}

textarea {
  min-height: 8rem;
  resize: vertical;
}

input[type="file"] {
  padding: 0.56rem;
}

input[type="checkbox"] {
  width: 1.12rem;
  min-height: auto;
  height: 1.12rem;
  margin: 0;
  accent-color: var(--brand);
}

.checkbox-row {
  display: flex !important;
  align-items: center;
  gap: 0.55rem !important;
  font-weight: 650 !important;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: clamp(1rem, 3vw, 1.55rem);
  box-shadow: 0 9px 26px rgba(15, 23, 42, 0.055);
}

.flash-stack {
  display: grid;
  gap: 0.65rem;
  margin: 0 0 1rem;
}

.flash {
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  padding: 0.78rem 0.9rem;
  background: var(--surface);
  font-weight: 650;
}

.flash-success {
  color: var(--success);
  background: var(--success-soft);
  border-color: #6ce9a6;
}

.flash-error,
.flash-danger {
  color: var(--danger);
  background: var(--danger-soft);
  border-color: #fda29b;
}

.flash-warning {
  color: var(--warning);
  background: var(--warning-soft);
  border-color: #fedf89;
}

.admin-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
  padding: 0.7rem max(1rem, calc((100vw - 84rem) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
}

.admin-brand {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.8rem;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.admin-brand img {
  width: 7rem;
  height: 2.3rem;
  object-fit: contain;
}

.admin-brand span {
  max-width: 20rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.admin-nav a,
.admin-nav .link-button {
  color: var(--ink);
  font-size: 0.9rem;
  text-decoration: none;
}

.admin-main {
  width: min(100% - 2rem, 84rem);
  margin: 0 auto;
  padding: clamp(1.35rem, 4vw, 3rem) 0 max(3rem, env(safe-area-inset-bottom));
}

.page-heading,
.section-heading {
  margin-bottom: 1.35rem;
}

.page-heading > p:not(.eyebrow),
.section-heading > p:not(.eyebrow) {
  color: var(--muted);
}

.split-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.summary-card {
  display: grid;
  gap: 0.3rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: var(--surface);
  padding: 1rem;
}

.summary-card span {
  color: var(--muted);
  font-size: 0.83rem;
  font-weight: 700;
}

.summary-card strong {
  font-size: 1.35rem;
}

.form-wide {
  max-width: 70rem;
}

.form-grid,
.filter-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.filter-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1rem;
}

.field-span-2,
.field-span-full {
  grid-column: 1 / -1;
}

.time-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding-top: 0.4rem;
}

.current-files {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.public-link-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 1.3rem;
  margin-bottom: 2rem;
}

.qr-preview {
  width: 10rem;
  aspect-ratio: 1;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  padding: 0.35rem;
  background: #ffffff;
}

.activity-admin-list,
.participant-card-list {
  display: grid;
  gap: 1rem;
}

.activity-admin-card {
  display: grid;
  gap: 0.85rem;
}

.activity-card-heading,
.participant-actions-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.metric-row,
.activity-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 0;
}

.metric-row div,
.activity-meta div {
  display: grid;
  gap: 0.18rem;
  border-radius: 10px;
  background: var(--surface-soft);
  padding: 0.75rem;
}

.metric-row dt,
.activity-meta dt {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
}

.metric-row dd,
.activity-meta dd {
  margin: 0;
  font-weight: 800;
}

progress {
  width: 100%;
  height: 0.75rem;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  background: var(--surface-strong);
  accent-color: var(--brand);
}

progress::-webkit-progress-bar {
  border-radius: 999px;
  background: var(--surface-strong);
}

progress::-webkit-progress-value {
  border-radius: 999px;
  background: var(--brand);
}

progress::-moz-progress-bar {
  border-radius: 999px;
  background: var(--brand);
}

.progress {
  height: 0.72rem;
  overflow: hidden;
  border-radius: 999px;
  background: var(--surface-strong);
}

.progress span {
  display: block;
  width: var(--progress, 0%);
  height: 100%;
  border-radius: inherit;
  background: var(--brand);
}

.activity-actions {
  border-top: 1px solid var(--line);
  padding-top: 0.8rem;
}

.status {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  border-radius: 999px;
  padding: 0.25rem 0.58rem;
  font-size: 0.73rem;
  font-weight: 850;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.035em;
}

.status-active,
.status-publicada {
  color: var(--success);
  background: var(--success-soft);
}

.status-consolidada {
  color: var(--info);
  background: var(--info-soft);
}

.status-borrador {
  color: #475467;
  background: #f2f4f7;
}

.status-cancelada {
  color: var(--warning);
  background: var(--warning-soft);
}

.status-closed,
.status-eliminada {
  color: var(--danger);
  background: var(--danger-soft);
}

.status-today {
  color: #7a2e0e;
  background: var(--warning-soft);
}

.table-shell {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.05);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th,
td {
  padding: 0.82rem 0.9rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  color: var(--muted);
  background: #f8fafc;
  font-size: 0.76rem;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

tbody tr:last-child td {
  border-bottom: 0;
}

.actions {
  text-align: right;
}

.compact-table {
  margin-top: 1rem;
}

.empty-state {
  display: grid;
  justify-items: center;
  border: 1px dashed #b9c5d1;
  border-radius: var(--radius);
  padding: clamp(2rem, 7vw, 4.5rem) 1rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.65);
}

.compact-empty {
  padding: 1.5rem 1rem;
}

.filter-bar {
  display: flex;
  align-items: end;
  gap: 0.7rem;
  margin-bottom: 1rem;
}

.filter-grow {
  flex: 1;
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 1.2rem;
}

.pagination a {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  background: var(--surface);
  text-decoration: none;
  font-weight: 700;
}

.import-result {
  margin-top: 1rem;
}

.code-list {
  border-radius: var(--radius-small);
  background: var(--surface-soft);
  padding: 0.85rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  word-break: break-word;
}

.error-list {
  color: var(--danger);
}

.participant-page {
  background: #eef2f6;
}

.participant-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  min-height: 72px;
  align-items: center;
  gap: 0.9rem;
  padding: 0.65rem max(1rem, calc((100vw - 72rem) / 2));
  background: rgba(15, 23, 42, 0.97);
  color: #ffffff;
  backdrop-filter: blur(12px);
}

.participant-brand {
  display: flex;
  min-width: 0;
  align-items: center;
}

.participant-brand img {
  width: 6.6rem;
  height: 2.1rem;
  object-fit: contain;
  border-radius: 4px;
  background: #ffffff;
  padding: 0.2rem;
}

.participant-session-summary {
  display: grid;
  min-width: 0;
  gap: 0.08rem;
}

.participant-session-summary strong,
.participant-session-summary span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.participant-session-summary strong {
  font-size: 0.94rem;
}

.participant-session-summary span {
  color: #cbd5e1;
  font-size: 0.82rem;
}

.participant-header form {
  margin: 0;
}

.participant-main {
  width: min(100% - 1.25rem, 72rem);
  margin: 0 auto;
  padding: 0.75rem 0 max(3rem, env(safe-area-inset-bottom));
}

.event-hero {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  background: var(--ink);
  box-shadow: var(--shadow);
}

.event-hero > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.event-context {
  display: flex;
  margin-top: 0.9rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-radius: var(--radius-small);
  background: var(--surface);
  padding: 0.95rem 1.05rem;
  box-shadow: 0 5px 15px rgba(15, 23, 42, 0.045);
}

.event-context-copy {
  min-width: 0;
}

.event-context h1 {
  margin: 0;
  font-size: clamp(1.6rem, 5vw, 2.8rem);
}

.event-program-link {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.7rem;
  min-height: 3.25rem;
  border: 1px solid #f5a3a7;
  border-radius: var(--radius-small);
  color: #b42318;
  background: #fff7f7;
  padding: 0.55rem 0.8rem;
  text-decoration: none;
}

.event-program-link:hover,
.event-program-link:focus-visible {
  border-color: #ec1c24;
  color: #7a271a;
  background: #fee4e2;
}

.event-program-link > span:last-child {
  display: grid;
  gap: 0.08rem;
  line-height: 1.1;
}

.event-program-link small {
  font-size: 0.72rem;
}

.pdf-document-icon {
  display: inline-flex;
  flex: 0 0 30px;
  width: 30px;
  height: 34px;
  align-items: center;
  justify-content: center;
  color: #ec1c24;
}

.pdf-document-icon svg {
  display: block;
  width: 30px;
  min-width: 30px;
  max-width: 30px;
  height: 34px;
  min-height: 34px;
  max-height: 34px;
  flex: 0 0 30px;
}

.participant-actions-top,
.participant-section {
  margin-top: 1.35rem;
}

.participant-activity-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 7px 20px rgba(15, 23, 42, 0.055);
}

.participant-activity-card.is-today {
  border: 2px solid #f79009;
}

.activity-card-cover-header,
.selected-activity-cover-header {
  overflow: hidden;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--surface-strong);
}

.activity-card-cover-header img,
.selected-activity-cover-header img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.activity-card-content {
  display: grid;
  gap: 0.9rem;
  padding: clamp(1rem, 3vw, 1.5rem);
}

.activity-card-heading > div {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

.activity-card-heading h3 {
  width: 100%;
  margin: 0;
}

.activity-datetime-inline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: var(--surface-soft);
}

.activity-datetime-inline > div {
  display: grid;
  min-width: 0;
  gap: 0.2rem;
  padding: 0.78rem 0.85rem;
}

.activity-datetime-inline > div + div {
  border-left: 1px solid var(--line);
}

.activity-datetime-inline span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.activity-datetime-inline strong {
  font-size: 0.96rem;
  line-height: 1.25;
}

.participant-enrollment-state {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  padding: 0.85rem 0.95rem;
}

.participant-enrollment-state > div {
  display: grid;
  gap: 0.1rem;
}

.participant-enrollment-state strong {
  line-height: 1.25;
}

.participant-enrollment-state span:not(.participant-state-icon) {
  font-size: 0.86rem;
}

.participant-state-icon {
  display: grid;
  width: 2.3rem;
  height: 2.3rem;
  place-items: center;
  border-radius: 50%;
  font-size: 1.05rem;
  font-weight: 900;
}

.state-confirmed {
  color: var(--success);
  border-color: #6ce9a6;
  background: var(--success-soft);
}

.state-confirmed .participant-state-icon {
  color: #ffffff;
  background: var(--success);
}

.state-action {
  color: #7a2e0e;
  border-color: #fedf89;
  background: var(--warning-soft);
}

.state-action .participant-state-icon {
  color: #ffffff;
  background: var(--warning);
}

.state-pending {
  color: #1849a9;
  border-color: #84adff;
  background: var(--info-soft);
}

.state-pending .participant-state-icon {
  color: #ffffff;
  background: var(--info);
}

.state-unconfirmed {
  color: #475467;
  border-color: #cfd6df;
  background: var(--surface-soft);
}

.state-unconfirmed .participant-state-icon {
  color: #ffffff;
  background: #667085;
}

.participant-card-actions {
  margin-top: 0.1rem;
}

.canceled-section {
  border-radius: var(--radius);
  background: var(--danger-soft);
  padding: 1rem;
}

.canceled-list {
  display: grid;
  gap: 0.65rem;
}

.canceled-list article {
  overflow: hidden;
  border-radius: var(--radius-small);
  background: #ffffff;
}

.canceled-activity-body {
  display: grid;
  gap: 0.6rem;
  padding: 0.9rem;
}

.activity-selector {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 0.7rem;
}

.selected-activity.panel {
  display: block;
  margin-top: 1rem;
  overflow: hidden;
  padding: 0;
}

.selected-activity-body {
  display: grid;
  align-content: start;
  gap: 0.85rem;
  padding: clamp(1rem, 3vw, 1.5rem);
}

.selected-activity-body h3 {
  margin: 0;
}

.selected-activity-body form {
  margin-top: 0.4rem;
}

.activity-capacity-meta {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}


.organizer-event-list {
  display: grid;
  gap: 0.7rem;
}

.organizer-event-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: var(--surface);
  box-shadow: 0 5px 15px rgba(15, 23, 42, 0.045);
}

.organizer-event-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.78rem 0.9rem 0.65rem;
}

.organizer-event-identity {
  min-width: 0;
}

.organizer-event-identity .eyebrow {
  margin-bottom: 0.18rem;
}

.organizer-event-identity h2 {
  overflow: hidden;
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.organizer-event-card-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.55rem;
}

.organizer-event-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--line);
  background: var(--surface-soft);
}

.organizer-event-metrics > div {
  display: grid;
  min-width: 0;
  gap: 0.15rem;
  padding: 0.62rem 0.78rem;
}

.organizer-event-metrics > div + div {
  border-left: 1px solid var(--line);
}

.organizer-event-metrics dt {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.organizer-event-metrics dd {
  overflow: hidden;
  margin: 0;
  font-size: 0.94rem;
  font-weight: 750;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.organizer-event-metrics code {
  font-size: 0.9rem;
}

@media (max-width: 960px) {
  .admin-header {
    align-items: flex-start;
  }

  .admin-brand span {
    display: none;
  }

  .admin-nav {
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 0.55rem 0.8rem;
  }

  .summary-grid,
  .metric-row,
  .activity-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 720px) {
  .dashboard-heading {
    margin-bottom: 0.9rem;
  }

  .organizer-event-list {
    gap: 0.6rem;
  }

  .organizer-event-card-header {
    align-items: flex-start;
    padding: 0.72rem 0.75rem 0.6rem;
  }

  .organizer-event-identity h2 {
    font-size: 1rem;
  }

  .organizer-event-card-actions {
    gap: 0.4rem;
  }

  .organizer-event-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .organizer-event-metrics > div {
    padding: 0.55rem 0.68rem;
  }

  .organizer-event-metrics > div:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .organizer-event-metrics > div:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .admin-header {
    position: static;
    display: grid;
  }

  .admin-brand span {
    display: inline;
    white-space: normal;
  }

  .admin-nav {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 0.25rem;
  }

  .admin-nav > * {
    flex: 0 0 auto;
  }

  .split-heading,
  .participant-actions-top {
    display: grid;
  }

  .summary-grid,
  .form-grid,
  .filter-grid,
  .selected-activity,
  .public-link-panel {
    grid-template-columns: 1fr;
  }

  .qr-preview {
    justify-self: center;
  }

  .filter-bar,
  .activity-selector {
    display: grid;
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .table-shell {
    border: 0;
    background: transparent;
    box-shadow: none;
    overflow: visible;
  }

  table,
  thead,
  tbody,
  tr,
  th,
  td {
    display: block;
  }

  thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }

  tbody {
    display: grid;
    gap: 0.8rem;
  }

  tr {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius-small);
    background: var(--surface);
    box-shadow: 0 5px 15px rgba(15, 23, 42, 0.05);
  }

  td {
    display: grid;
    grid-template-columns: minmax(7.5rem, 0.7fr) minmax(0, 1.3fr);
    gap: 0.75rem;
    border-bottom: 1px solid var(--line);
    text-align: left;
  }

  td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
  }

  td:not([data-label])::before {
    display: none;
  }

  .actions {
    display: block;
  }

  .participant-header {
    position: static;
  }

  .participant-main {
    width: min(100% - 0.8rem, 72rem);
  }

  .event-hero {
    border-radius: 14px;
  }

}

@media (max-width: 480px) {
  .organizer-event-card-header {
    gap: 0.55rem;
  }

  .organizer-event-card-actions {
    align-items: flex-end;
    flex-direction: column;
  }

  .organizer-event-card-actions .button {
    min-height: 36px;
    padding: 0.48rem 0.7rem;
  }

  .event-context {
    align-items: stretch;
    flex-direction: column;
  }

  .event-program-link {
    width: 100%;
    justify-content: flex-start;
  }

  .admin-main {
    width: min(100% - 1rem, 84rem);
  }

  .admin-brand img {
    width: 5.8rem;
  }

  .admin-brand span {
    font-size: 0.86rem;
  }

  .summary-grid,
  .metric-row,
  .activity-meta,
  .time-grid {
    grid-template-columns: 1fr;
  }

  .button-group,
  .form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button-group > *,
  .button-group form,
  .button-group button,
  .button-group .button,
  .form-actions > * {
    width: 100%;
  }

  .participant-header {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 0.55rem;
    padding-right: 0.6rem;
    padding-left: 0.6rem;
  }

  .participant-brand img {
    width: 5.25rem;
  }

  .participant-session-summary strong {
    font-size: 0.82rem;
  }

  .participant-session-summary span {
    font-size: 0.74rem;
  }

  .participant-header .button-small {
    min-height: 36px;
    padding: 0.48rem 0.68rem;
  }

  .participant-header {
    min-height: 62px;
  }

  td {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

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

/* Compact organizer activity cards (ERS 0.29). */
.organizer-activity-list {
  gap: 0.7rem;
}

.organizer-activity-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  background: var(--surface);
  box-shadow: 0 5px 15px rgba(15, 23, 42, 0.045);
}

.organizer-activity-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.72rem 0.82rem 0.5rem;
}

.organizer-activity-identity {
  min-width: 0;
}

.organizer-activity-title-line {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.5rem;
}

.organizer-activity-title-line h3 {
  overflow: hidden;
  min-width: 0;
  margin: 0;
  font-size: 1rem;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.organizer-activity-schedule {
  overflow: hidden;
  margin: 0.28rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.organizer-activity-occupancy {
  display: grid;
  flex: 0 0 auto;
  min-width: 5.1rem;
  text-align: right;
}

.organizer-activity-occupancy strong {
  font-size: 1.08rem;
  line-height: 1.1;
}

.organizer-activity-occupancy span {
  color: var(--muted);
  font-size: 0.68rem;
}

.organizer-activity-description {
  overflow: hidden;
  margin: 0;
  padding: 0 0.82rem 0.55rem;
  color: #475467;
  font-size: 0.84rem;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.organizer-activity-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface-soft);
}

.organizer-activity-metrics > div {
  display: grid;
  min-width: 0;
  gap: 0.12rem;
  padding: 0.5rem 0.62rem;
}

.organizer-activity-metrics > div + div {
  border-left: 1px solid var(--line);
}

.organizer-activity-metrics dt {
  color: var(--muted);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.organizer-activity-metrics dd {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 800;
}

.organizer-activity-progress {
  padding: 0.38rem 0.72rem 0.28rem;
}

.organizer-activity-progress progress {
  display: block;
  height: 0.45rem;
}

.organizer-activity-actions {
  display: flex;
  align-items: center;
  gap: 0.42rem;
  overflow-x: auto;
  padding: 0.38rem 0.72rem 0.58rem;
  scrollbar-width: thin;
}

.organizer-activity-actions > *,
.organizer-activity-actions form,
.organizer-activity-actions .button,
.organizer-activity-actions button {
  flex: 0 0 auto;
  width: auto;
  margin: 0;
}

.organizer-activity-actions .button {
  min-height: 34px;
  padding: 0.42rem 0.64rem;
  white-space: nowrap;
}

@media (max-width: 720px) {
  .organizer-activity-list {
    gap: 0.6rem;
  }

  .organizer-activity-card-header {
    align-items: flex-start;
    padding: 0.65rem 0.7rem 0.44rem;
  }

  .organizer-activity-title-line {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.28rem;
  }

  .organizer-activity-title-line h3 {
    width: 100%;
    font-size: 0.96rem;
  }

  .organizer-activity-schedule {
    font-size: 0.76rem;
  }

  .organizer-activity-occupancy {
    min-width: 4.4rem;
  }

  .organizer-activity-description {
    padding: 0 0.7rem 0.48rem;
    font-size: 0.78rem;
  }

  .organizer-activity-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .organizer-activity-metrics > div {
    padding: 0.45rem 0.55rem;
  }

  .organizer-activity-metrics > div:nth-child(3) {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .organizer-activity-metrics > div:nth-child(4) {
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 480px) {
  .organizer-activity-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .organizer-activity-actions {
    align-items: center;
    flex-direction: row;
    padding-right: 0.65rem;
    padding-left: 0.65rem;
  }

  .organizer-activity-actions > *,
  .organizer-activity-actions form,
  .organizer-activity-actions button,
  .organizer-activity-actions .button {
    width: auto;
  }
}

/* Override the legacy activity-card grid spacing: compact cards own their spacing. */
.organizer-activity-card.activity-admin-card {
  display: block;
  gap: 0;
  padding: 0;
}

@media (max-width: 720px) {
  .organizer-activity-card-header {
    padding-top: 0.55rem;
    padding-bottom: 0.36rem;
  }

  .organizer-activity-description {
    padding-bottom: 0.38rem;
  }

  .organizer-activity-metrics > div {
    gap: 0.06rem;
    padding-top: 0.34rem;
    padding-bottom: 0.34rem;
  }

  .organizer-activity-progress {
    padding-top: 0.26rem;
    padding-bottom: 0.18rem;
  }

  .organizer-activity-actions {
    padding-top: 0.28rem;
    padding-bottom: 0.42rem;
  }
}

/* Event detail information density and action toolbar (ERS 0.29). */
.event-info-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.event-info-grid .summary-card {
  min-width: 0;
  padding: 0.72rem 0.82rem;
}

.event-info-grid .summary-card span {
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.035em;
}

.event-info-grid .summary-card strong {
  overflow: hidden;
  font-size: 1.05rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.activity-section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 0.8rem 1rem;
}

.activity-section-title p {
  margin-bottom: 0;
  color: var(--muted);
}

.activity-section-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.55rem;
}

.activity-toolbar-group {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.activity-toolbar-group .button {
  min-height: 38px;
  padding: 0.5rem 0.72rem;
  font-size: 0.84rem;
  white-space: nowrap;
}

.activity-toolbar-output {
  padding-left: 0.55rem;
  border-left: 1px solid var(--line);
}

@media (max-width: 960px) {
  .event-info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .activity-section-heading {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .activity-section-toolbar {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .event-info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5rem;
  }

  .event-info-grid .summary-card {
    padding: 0.6rem 0.66rem;
  }

  .activity-section-toolbar {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .activity-toolbar-group {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.45rem;
  }

  .activity-toolbar-group .button {
    width: 100%;
    min-height: 38px;
    justify-content: center;
    text-align: center;
  }

  .activity-toolbar-output {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    padding: 0;
    border-left: 0;
  }

  .activity-toolbar-output .button {
    grid-column: 1 / 2;
  }
}

@media (max-width: 480px) {
  .event-info-grid,
  .summary-grid.event-info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .activity-section-toolbar,
  .activity-toolbar-group {
    align-items: stretch;
  }

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

  .activity-toolbar-group > *,
  .activity-toolbar-group .button {
    width: 100%;
  }
}

/* Accessible custom confirmation dialog (ERS 0.29). */
.confirm-dialog {
  width: min(92vw, 28rem);
  max-width: 28rem;
  border: 0;
  border-radius: 1.2rem;
  background: transparent;
  padding: 0;
  color: var(--ink);
  box-shadow: none;
}

.confirm-dialog::backdrop {
  background: rgba(15, 23, 42, 0.58);
  backdrop-filter: blur(4px);
}

.confirm-dialog-card {
  display: grid;
  gap: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.98);
  padding: 1.2rem;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.28);
}

.confirm-dialog-icon {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  border-radius: 50%;
  color: var(--info);
  background: var(--info-soft);
}

.confirm-dialog-icon[data-tone="success"] {
  color: var(--success);
  background: var(--success-soft);
}

.confirm-dialog-icon[data-tone="danger"] {
  color: var(--danger);
  background: var(--danger-soft);
}

.confirm-dialog-icon[data-tone="warning"] {
  color: var(--warning);
  background: var(--warning-soft);
}

.confirm-dialog-icon svg {
  width: 1.65rem;
  height: 1.65rem;
}

.confirm-dialog-copy {
  display: grid;
  gap: 0.3rem;
}

.confirm-dialog-copy .eyebrow {
  margin: 0;
}

.confirm-dialog-copy h2 {
  margin: 0;
  font-size: 1.3rem;
}

.confirm-dialog-copy p:last-child {
  margin: 0;
  color: #475467;
  line-height: 1.5;
}

.confirm-dialog-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.confirm-dialog-actions .button {
  width: 100%;
  justify-content: center;
}

.confirm-dialog[data-tone="success"] .confirm-dialog-accept {
  border-color: var(--success);
  background: var(--success);
}

.confirm-dialog[data-tone="danger"] .confirm-dialog-accept {
  border-color: var(--danger);
  background: var(--danger);
}

.confirm-dialog[data-tone="warning"] .confirm-dialog-accept {
  border-color: var(--warning);
  background: var(--warning);
}

@media (max-width: 480px) {
  .confirm-dialog {
    width: min(94vw, 28rem);
  }

  .confirm-dialog-card {
    padding: 1rem;
  }

  .confirm-dialog-actions {
    grid-template-columns: 1fr 1fr;
  }
}

/* Event-level privacy notice (ERS 0.29). */
.privacy-login-footnote {
  margin: 0.7rem 0 0;
  color: #667085;
  font-size: 0.74rem;
  line-height: 1.35;
  text-align: center;
}

.privacy-login-link {
  color: #475467;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.14rem;
}

.privacy-login-link:hover,
.privacy-login-link:focus-visible {
  color: var(--info);
}

.privacy-page {
  min-height: 100vh;
  background: #eef2f6;
  color: var(--ink);
}

.privacy-page-header {
  position: sticky;
  z-index: 10;
  top: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(15, 23, 42, 0.97);
  color: #ffffff;
  backdrop-filter: blur(12px);
}

.privacy-page-brand {
  display: flex;
  width: min(100% - 1.5rem, 58rem);
  min-height: 68px;
  margin: 0 auto;
  align-items: center;
  gap: 0.8rem;
}

.privacy-page-brand img {
  width: 6.2rem;
  height: 2.15rem;
  object-fit: contain;
  border-radius: 4px;
  background: #ffffff;
  padding: 0.18rem;
}

.privacy-page-brand > div {
  display: grid;
  min-width: 0;
  gap: 0.05rem;
}

.privacy-page-brand span {
  color: #cbd5e1;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.privacy-page-brand strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.privacy-page-main {
  display: grid;
  width: min(100% - 1.25rem, 58rem);
  margin: 0 auto;
  gap: 0.85rem;
  padding: 1rem 0 max(3rem, env(safe-area-inset-bottom));
}

.privacy-document {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  padding: clamp(1rem, 3vw, 2rem);
  box-shadow: var(--shadow);
}

.privacy-document h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.65rem, 5vw, 2.35rem);
  line-height: 1.1;
}

.privacy-document h2 {
  margin: 1.6rem 0 0.55rem;
  padding-top: 0.2rem;
  font-size: 1.2rem;
}

.privacy-document h3 {
  margin: 1.25rem 0 0.45rem;
  font-size: 1.02rem;
}

.privacy-document p,
.privacy-document li,
.privacy-document blockquote {
  font-size: 0.96rem;
  line-height: 1.68;
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
}

.privacy-document p {
  margin: 0.55rem 0;
}

.privacy-document ul,
.privacy-document ol {
  display: grid;
  gap: 0.35rem;
  margin: 0.55rem 0 0.8rem;
  padding-left: 1.35rem;
}

.privacy-document blockquote {
  margin: 0.75rem 0;
  border-left: 4px solid var(--info);
  border-radius: 0 var(--radius-small) var(--radius-small) 0;
  background: var(--info-soft);
  padding: 0.7rem 0.85rem;
  color: #344054;
}

.privacy-document code {
  border-radius: 4px;
  background: #f2f4f7;
  padding: 0.08rem 0.28rem;
  font-size: 0.88em;
}

.privacy-page-note {
  border: 1px solid #d0d5dd;
  border-radius: var(--radius-small);
  background: #f9fafb;
  padding: 0.8rem 0.9rem;
}

.privacy-page-note p {
  margin: 0.18rem 0 0;
  color: var(--muted);
  font-size: 0.84rem;
}

@media (max-width: 480px) {
  .privacy-page-brand {
    min-height: 62px;
  }

  .privacy-page-brand img {
    width: 5.2rem;
  }

  .privacy-document {
    border-radius: var(--radius-small);
    padding: 1rem;
  }
}