:root {
  --bg-page: #faf6f1;
  --bg-surface: #ffffff;
  --bg-subtle: #f4ece3;
  --text-main: #1f1916;
  --text-muted: #63564f;
  --border-color: #e4d8cb;
  --primary: #991b1b;
  --primary-hover: #7f1d1d;
  --primary-light: #fef2f2;
  --accent-green: #166534;
  --accent-green-bg: #dcfce7;
  --accent-amber: #92400e;
  --accent-amber-bg: #fef3c7;
  --danger: #b91c1c;
  --danger-bg: #fee2e2;
  --focus-ring: #0b57d0;
  --radius-sm: 0.5rem;
  --radius-md: 0.875rem;
  --radius-lg: 1.25rem;
  --shadow-sm: 0 2px 6px rgba(31, 25, 22, 0.06);
  --shadow-md: 0 8px 24px rgba(31, 25, 22, 0.1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.app-shell {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding-bottom: calc(4.75rem + env(safe-area-inset-bottom, 0px));
}

/* Cabecera superior */
.top-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color);
}

.brand-compact {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
}

.brand-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.brand-title {
  display: block;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--primary);
  line-height: 1.2;
}

.user-subtitle {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 11rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-icon-text {
  background: var(--bg-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.75rem;
  min-height: 40px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}

.btn-logout-top {
  color: var(--danger);
  border-color: #fecaca;
  background: #fff5f5;
}

/* Contenedores de vistas */
.view-container,
.main-content {
  width: 100%;
  max-width: 44rem;
  margin-inline: auto;
  padding: 1rem;
}

.auth-view {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 85dvh;
}

.auth-card {
  width: 100%;
  max-width: 26rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.25rem;
  box-shadow: var(--shadow-md);
}

.auth-hero {
  text-align: center;
  margin-block-end: 1.25rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  background: var(--primary-light);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  margin-block-end: 0.5rem;
}

.auth-hero h1 {
  margin: 0 0 0.4rem;
  font-size: 1.35rem;
  color: var(--text-main);
}

.auth-subtitle {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Formularios accesibles y adaptados a móvil */
.form-group {
  margin-block-end: 1.1rem;
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 520px) {
  .form-row-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: 0.35rem;
}

label {
  display: inline-block;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-main);
  margin-block-end: 0.35rem;
}

.label-row label {
  margin-block-end: 0;
}

input[type="text"],
input[type="password"],
input[type="url"],
input[type="number"],
textarea,
select {
  width: 100%;
  font-size: 1rem; /* >= 16px para evitar auto-zoom en iOS */
  font-family: inherit;
  padding: 0.75rem 0.85rem;
  min-height: 48px;
  color: var(--text-main);
  background-color: #ffffff;
  border: 1.5px solid #bfaead;
  border-radius: var(--radius-sm);
  transition: border-color 0.15s ease;
}

@media (pointer: coarse) {
  input[type="text"],
  input[type="password"],
  input[type="url"],
  input[type="number"],
  .btn {
    min-height: 52px;
  }
}

textarea {
  min-height: 5.5rem;
  resize: vertical;
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible,
button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
}

input:invalid:user-invalid,
textarea:invalid:user-invalid {
  border-color: var(--danger);
  background-color: #fffafa;
}

.field-hint {
  display: block;
  margin-block-start: 0.3rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.file-input {
  width: 100%;
  padding: 0.55rem;
  background: var(--bg-subtle);
  border: 1px dashed #bfaead;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.existing-photo-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-block-start: 0.6rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-subtle);
  border-radius: var(--radius-sm);
}

.existing-photo-box label {
  margin: 0;
  font-weight: 500;
  font-size: 0.88rem;
}

.native-checkbox {
  width: 1.25rem;
  height: 1.25rem;
  accent-color: var(--primary);
  flex-shrink: 0;
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 48px;
  padding: 0.65rem 1.1rem;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease, opacity 0.15s ease;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-block {
  width: 100%;
}

.btn-sm {
  min-height: 40px;
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-hover);
}

.btn-secondary {
  background-color: var(--bg-subtle);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-danger {
  background-color: var(--danger);
  color: #ffffff;
}

.btn-outline-danger {
  background-color: #fff5f5;
  color: var(--danger);
  border-color: #fecaca;
}

.btn-success-soft {
  background-color: var(--accent-green-bg);
  color: var(--accent-green);
  border-color: #86efac;
}

.btn-link-inline {
  background: none;
  border: none;
  padding: 0.2rem 0.4rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--primary);
  cursor: pointer;
  text-decoration: underline;
}

/* Alertas y notificaciones */
.alert {
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm);
  margin-block-end: 1rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.alert-error {
  background-color: var(--danger-bg);
  color: #7f1d1d;
  border: 1px solid #fca5a5;
}

.toast-region {
  position: fixed;
  top: 4rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 60;
  width: calc(100% - 2rem);
  max-width: 26rem;
  pointer-events: none;
}

.toast-msg {
  background: #1f1916;
  color: #ffffff;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  font-size: 0.9rem;
  font-weight: 500;
  text-align: center;
  margin-block-end: 0.5rem;
}

/* Secciones y cabeceras */
.section-header {
  margin-block-end: 1rem;
}

.section-header-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.section-header h1 {
  margin: 0;
  font-size: 1.35rem;
}

.section-subtitle {
  margin: 0.2rem 0 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.affiliate-notice {
  margin: 0.35rem 0 0.85rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  box-shadow: var(--shadow-sm);
}

/* Tarjeta del Sorteo */
.draw-spotlight-card {
  text-align: center;
  padding: 1.5rem 1.15rem;
  background: linear-gradient(180deg, #ffffff 0%, #fffaf5 100%);
}

.draw-secret-box {
  margin: 1rem 0;
  padding: 1.25rem 1rem;
  border-radius: var(--radius-md);
  border: 2px dashed #e2c5b8;
  background: var(--primary-light);
}

.draw-assigned-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  font-weight: 700;
  margin-block-end: 0.35rem;
}

.draw-assigned-name {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--text-main);
  margin: 0.25rem 0 0.75rem;
}

.draw-actions-stack {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  max-width: 20rem;
  margin-inline: auto;
}

/* Tarjetas de regalos */
.gifts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
}

.gift-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.gift-photo-wrap {
  width: 100%;
  max-height: 15rem;
  background: var(--bg-subtle);
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
}

.gift-photo {
  display: block;
  width: 100%;
  height: 13rem;
  object-fit: cover;
}

.gift-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  flex: 1;
}

.gift-top-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.65rem;
}

.gift-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

.price-badge {
  background: var(--bg-subtle);
  color: var(--text-main);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  white-space: nowrap;
  border: 1px solid var(--border-color);
}

.gift-desc {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
  white-space: pre-line;
}

.gift-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: underline;
  word-break: break-all;
}

.gift-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  margin-block-start: 0.4rem;
  padding-block-start: 0.65rem;
  border-top: 1px solid var(--bg-subtle);
}

.gift-owner-actions {
  display: flex;
  gap: 0.5rem;
  width: 100%;
}

.gift-owner-actions .btn {
  flex: 1;
}

/* Badges de estado de compra */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
}

.status-available {
  background: var(--bg-subtle);
  color: var(--text-muted);
}

.status-by-me {
  background: var(--accent-green-bg);
  color: var(--accent-green);
}

.status-by-other {
  background: var(--accent-amber-bg);
  color: var(--accent-amber);
}

/* Filtros y listas de la familia */
.filter-chips {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-block-end: 0.5rem;
  margin-block-end: 0.85rem;
}

.chip-btn {
  border: 1px solid var(--border-color);
  background: var(--bg-surface);
  color: var(--text-main);
  padding: 0.45rem 0.85rem;
  min-height: 40px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
}

.chip-btn.is-selected {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.family-lists-stack {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.member-list-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
}

.member-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: 0.85rem;
  padding-block-end: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}

.member-name {
  margin: 0;
  font-size: 1.15rem;
}

/* Administración */
.admin-section-card {
  margin-block-end: 1.15rem;
}

.card-header-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  margin-block-end: 0.65rem;
}

.card-header-row h2 {
  margin: 0;
  font-size: 1.1rem;
}

.card-subtext,
.card-text {
  margin: 0.25rem 0 0.75rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.admin-participation-box {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem;
  background: var(--bg-subtle);
  border-radius: var(--radius-sm);
  margin-block-end: 0.9rem;
}

.admin-participation-box label {
  margin: 0;
  font-size: 0.92rem;
  cursor: pointer;
}

.privacy-note {
  margin: 0.85rem 0 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  background: #f9f6f2;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
}

.admin-users-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-block-start: 0.75rem;
}

.user-row-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: #fffdfb;
}

.user-row-meta {
  min-width: 10rem;
}

.user-row-name {
  font-weight: 700;
  font-size: 0.98rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.user-row-handle {
  font-size: 0.83rem;
  color: var(--text-muted);
}

.user-row-actions {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.empty-state {
  text-align: center;
  padding: 1.75rem 1rem;
  color: var(--text-muted);
  background: var(--bg-surface);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
}

/* Barra de navegación inferior móvil */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 30;
  display: flex;
  justify-content: space-around;
  align-items: stretch;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.nav-item {
  flex: 1;
  background: none;
  border: none;
  padding: 0.5rem 0.25rem;
  min-height: 54px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
}

.nav-item.is-active {
  color: var(--primary);
  background: var(--primary-light);
}

.nav-icon {
  font-size: 1.25rem;
  line-height: 1;
}

/* Diálogos modales nativos (<dialog>) siguiendo modern-web-guidance */
dialog.app-dialog {
  width: calc(100% - 1.5rem);
  max-width: 28rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0;
  background: var(--bg-surface);
  color: var(--text-main);
  box-shadow: var(--shadow-md);
}

/* MANDATORY: contención de scroll en dialog modal y su backdrop */
dialog:modal {
  overscroll-behavior: contain;
}

dialog::backdrop {
  background: rgba(24, 18, 15, 0.55);
  overflow: hidden;
  overscroll-behavior: contain;
}

.dialog-inner {
  padding: 1.25rem;
}

.dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-block-end: 1rem;
}

.dialog-header h2 {
  margin: 0;
  font-size: 1.15rem;
}

.btn-close-dialog {
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: 999px;
  width: 2.25rem;
  height: 2.25rem;
  font-size: 1rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.dialog-body-text {
  margin: 0 0 1rem;
  font-size: 0.94rem;
  color: var(--text-muted);
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.6rem;
  margin-block-start: 1.1rem;
}

.dialog-actions .btn {
  flex: 1;
}