:root {
  color-scheme: light;
  --bg: #e9eff6;
  --panel: rgba(255, 255, 255, 0.74);
  --panel-border: rgba(255, 255, 255, 0.72);
  --text: #081733;
  --muted: #5f708f;
  --blue: #1669e8;
  --blue-dark: #0b4fcf;
  --green: #35d65f;
  --cyan: #19bbf2;
  --line: rgba(8, 23, 51, 0.1);
  --danger: #c83f5a;
  --shadow: 0 28px 60px rgba(15, 49, 98, 0.14);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background:
    radial-gradient(circle at 18% 22%, rgba(61, 220, 116, 0.28), transparent 34%),
    radial-gradient(circle at 84% 14%, rgba(0, 187, 229, 0.3), transparent 36%),
    linear-gradient(135deg, #f6fbff 0%, #eef5ff 45%, #e8edf4 100%);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: transparent;
}

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

button {
  cursor: pointer;
}

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

.page-shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: max(20px, env(safe-area-inset-top)) 0 max(24px, env(safe-area-inset-bottom));
}

.grid-layout,
.modules-grid,
.panel-stack,
.stats-grid {
  display: grid;
  gap: 18px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-dark);
}

.section-heading h2,
.section-heading h3,
.list-block h4 {
  margin: 0;
}

.muted,
.item-meta,
textarea::placeholder {
  color: var(--muted);
}

.panel-stack {
  align-content: start;
}

.auth-screen-single {
  min-height: calc(100vh - 56px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
  display: grid;
  place-items: center;
}

#app-screen {
  gap: 18px;
}

.summary-card,
.module-card,
.auth-card {
  padding: 22px;
}

.auth-card {
  width: min(100%, 420px);
}

.auth-logo {
  width: min(74vw, 280px);
  margin: 0 auto 10px;
  filter: drop-shadow(0 18px 30px rgba(22, 63, 120, 0.18));
}

.auth-screen-single .section-heading {
  text-align: center;
  margin-bottom: 18px;
}

.summary-topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 18px;
}

.summary-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat-card {
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(8, 23, 51, 0.08);
}

.stat-label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.84rem;
}

.stat-card strong {
  font-size: 1.8rem;
}

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

.admin-overview {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 16px;
}

.admin-toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 16px;
}

.admin-toolbar input {
  flex: 1;
}

.admin-user-card {
  display: grid;
  gap: 12px;
}

.admin-user-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.admin-user-name {
  font-weight: 700;
}

.admin-badges,
.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.admin-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  background: rgba(22, 105, 232, 0.1);
  color: var(--blue-dark);
}

.admin-badge.inactive {
  background: rgba(200, 63, 90, 0.12);
  color: var(--danger);
}

.admin-actions button {
  min-height: 40px;
  border: 0;
  border-radius: 14px;
  padding: 0 12px;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.82);
  color: var(--text);
  border: 1px solid rgba(8, 23, 51, 0.08);
}

.admin-actions button.active-role {
  background: linear-gradient(135deg, rgba(22, 105, 232, 0.14), rgba(25, 187, 242, 0.14));
}

.admin-actions button.danger {
  color: var(--danger);
}

.section-heading.compact {
  margin-bottom: 16px;
}

.stack-form {
  display: grid;
  gap: 14px;
}

.compact-form {
  margin-bottom: 18px;
}

label {
  display: grid;
  gap: 8px;
}

label span {
  font-size: 0.9rem;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(8, 23, 51, 0.12);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.84);
  padding: 14px 16px;
  color: var(--text);
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(22, 105, 232, 0.42);
  box-shadow: 0 0 0 4px rgba(22, 105, 232, 0.12);
}

.check-row {
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 10px;
}

.check-row input {
  width: 20px;
  height: 20px;
  padding: 0;
}

.primary-button,
.secondary-button,
.ghost-button {
  border: 0;
  border-radius: 16px;
  min-height: 48px;
  padding: 0 18px;
  font-weight: 700;
}

.primary-button {
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
}

.secondary-button {
  background: linear-gradient(135deg, #2ecc71, #1aa8c9);
  color: #08203f;
}

.ghost-button {
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  border: 1px solid rgba(8, 23, 51, 0.08);
}

.ghost-button.danger {
  color: var(--danger);
}

.item-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.item-list li {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(8, 23, 51, 0.08);
}

.item-title {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-weight: 700;
  margin-bottom: 6px;
}

.item-meta {
  font-size: 0.9rem;
  line-height: 1.4;
}

.empty-list li {
  color: var(--muted);
}

.insight-list {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
}

.insight-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.list-block + .list-block {
  margin-top: 18px;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(22px + env(safe-area-inset-bottom));
  transform: translate(-50%, 130%);
  min-width: min(420px, calc(100vw - 32px));
  padding: 14px 18px;
  border-radius: 18px;
  background: rgba(8, 23, 51, 0.92);
  color: #fff;
  box-shadow: 0 18px 32px rgba(8, 23, 51, 0.28);
  transition: transform 180ms ease;
  z-index: 20;
}

.toast.visible {
  transform: translate(-50%, 0);
}

.hidden,
.hidden-field {
  display: none !important;
}

@media (max-width: 980px) {
  .modules-grid,
  .stats-grid,
  .admin-overview {
    grid-template-columns: 1fr;
  }

  .summary-topbar {
    flex-direction: column;
  }

  .admin-toolbar,
  .admin-user-header {
    flex-direction: column;
  }
}