/*
 * @file: public/assets/app.css
 * @description: Визуальный стиль матрицы покрытия и административных экранов.
 * @dependencies: public/index.php, public/admin/import.php, public/assets/app.js
 * @created: 2026-04-12
 */

:root {
  --radius: 24px;
}

html {
  scroll-behavior: smooth;
}

/* Светлая тема: палитра в духе gaz-is.ru (синие акценты, светлый фон) */
[data-theme="light"] {
  color-scheme: light;
  --bg: #f0f5fa;
  --bg-gradient-mid: #e8f0f8;
  --surface: rgba(255, 255, 255, 0.96);
  --surface-strong: #ffffff;
  --ink: #153450;
  --muted: #5a6d7e;
  --line: rgba(21, 52, 80, 0.14);
  --accent: #0078c8;
  --accent-soft: rgba(0, 120, 200, 0.12);
  --ok: #1d7a4a;
  --ok-soft: rgba(29, 122, 74, 0.14);
  --warn: #b26b00;
  --warn-soft: rgba(178, 107, 0, 0.15);
  --bad: #c13d32;
  --bad-soft: rgba(193, 61, 50, 0.14);
  --shadow: 0 22px 55px rgba(15, 52, 90, 0.08);
  --card-surface: rgba(255, 255, 255, 0.88);
  --toggle-track: rgba(21, 52, 80, 0.12);
  --toggle-thumb: #ffffff;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0c1015;
  --bg-gradient-mid: #121820;
  --surface: rgba(22, 29, 38, 0.95);
  --surface-strong: #1a222d;
  --ink: #e8eef5;
  --muted: #b8c9d9;
  --line: rgba(232, 238, 245, 0.14);
  --accent: #4da3e8;
  --accent-soft: rgba(77, 163, 232, 0.18);
  --ok: #5ecf8f;
  --ok-soft: rgba(94, 207, 143, 0.2);
  --warn: #e5a84d;
  --warn-soft: rgba(229, 168, 77, 0.2);
  --bad: #f08070;
  --bad-soft: rgba(240, 128, 112, 0.2);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --card-surface: rgba(26, 34, 45, 0.92);
  --toggle-track: rgba(232, 238, 245, 0.12);
  --toggle-thumb: #e8eef5;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  position: relative;
  overflow-x: hidden;
  background:
    radial-gradient(circle at top left, rgba(0, 120, 200, 0.12), transparent 32%),
    radial-gradient(circle at top right, rgba(0, 90, 160, 0.08), transparent 40%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-gradient-mid) 100%);
  color: var(--ink);
}

html[data-theme="dark"] body {
  background:
    radial-gradient(circle at top left, rgba(77, 163, 232, 0.15), transparent 35%),
    radial-gradient(circle at top right, rgba(40, 80, 120, 0.2), transparent 40%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-gradient-mid) 100%);
}

button,
input,
select {
  font: inherit;
}

a,
button,
input,
select,
textarea,
summary,
label {
  -webkit-tap-highlight-color: transparent;
}

button,
input[type="button"],
input[type="submit"],
input[type="reset"] {
  appearance: none;
  -webkit-appearance: none;
}

.app-shell,
.admin-shell {
  position: relative;
  z-index: 1;
  width: min(1360px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.binary-backdrop {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.78;
}

[data-onboarding-target] {
  transition: box-shadow 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.onboarding-focus {
  position: relative;
  z-index: 4;
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  box-shadow:
    0 0 0 2px color-mix(in srgb, var(--accent) 34%, transparent),
    0 14px 34px color-mix(in srgb, var(--accent) 12%, transparent),
    var(--shadow);
}

.admin-hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 8px);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.hero {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 8px);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.hero-main {
  padding: 22px 28px 28px;
}

.hero-brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 0.65rem;
}

.hero-logo {
  display: inline-block;
  line-height: 0;
  text-decoration: none;
  margin-bottom: 0;
}

.hero-logo:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 8px;
}

/* Компактный блок над подписью и заголовком; смена файла логотипа только по теме */
.hero-logo-box {
  position: relative;
  display: block;
  width: min(168px, 42vw);
  height: 48px;
}

.hero-logo-img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: left center;
}

html[data-theme="light"] .hero-logo-img--dark {
  display: none;
}

html[data-theme="dark"] .hero-logo-img--light {
  display: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hero-text {
  flex: 1;
  min-width: 0;
}

.hero-title-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.hero-title-row h1 {
  flex: 1;
  min-width: 0;
  margin: 0 0 12px;
}

.theme-toggle-icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface-strong);
  color: var(--ink);
  cursor: pointer;
}

.theme-toggle-icon:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  color: var(--accent);
}

.theme-toggle-icon .theme-icon {
  display: block;
}

@media (max-width: 760px) {
  .hero-brand-row {
    gap: 12px;
  }
}

html[data-theme="light"] .theme-icon-sun {
  display: none;
}

html[data-theme="dark"] .theme-icon-moon {
  display: none;
}

.hero-links {
  margin: 14px 0 0;
  font-size: 0.94rem;
  line-height: 1.55;
  color: var(--muted);
}

.hero-links a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.hero-links a:hover {
  color: var(--ink);
}

.hero-links-sep {
  margin: 0 0.4em;
  color: var(--muted);
  text-decoration: none;
}

.matrix-search-bar {
  margin-top: 16px;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.matrix-search-wrap {
  position: relative;
  display: flex;
  align-items: center;
  margin-top: 8px;
}

.matrix-search-input {
  padding-right: 44px;
}

/* Нативный крестик WebKit дублирует нашу кнопку сброса */
.matrix-search-input::-webkit-search-cancel-button,
.matrix-search-input::-webkit-search-decoration {
  display: none;
}

.matrix-search-input[type="search"] {
  appearance: none;
}

.matrix-search-clear {
  position: absolute;
  right: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 12px;
  background: transparent;
  color: var(--muted);
  line-height: 0;
  cursor: pointer;
}

.matrix-search-clear:hover {
  background: var(--accent-soft);
  color: var(--ink);
}

.matrix-search-clear svg {
  display: block;
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

.hero h1,
.admin-hero h1 {
  margin-bottom: 12px;
  font-size: clamp(1.5rem, 3vw, 2.85rem);
  line-height: 1.02;
}

.hero-copy {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  align-items: start;
}

.toolbar {
  margin-top: 22px;
}

.toolbar-panel,
.admin-card,
.group-block,
.stat-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.toolbar-panel {
  padding: 18px;
}

.toolbar-panel-compact {
  position: sticky;
  top: 0;
  z-index: 20;
  width: 100%;
  padding: 14px 16px 16px;
}

.filter-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.filter-select,
.filter-search,
.file-input input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.toolbar-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1 1 0;
  min-width: 0;
}

.class-filter-block {
  display: grid;
  gap: 6px;
}

.toolbar-group .toolbar-toggle {
  margin-left: auto;
}

.toolbar-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: nowrap;
  flex: 0 0 auto;
}

.toolbar-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--ink);
  cursor: pointer;
}

.toolbar-checkbox input {
  margin: 0;
}

.filter-hint {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 0.72rem;
  color: var(--muted);
}

.filter-hint::before {
  content: "";
  position: absolute;
  left: 50%;
  top: calc(100% + 7px);
  transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 6px solid var(--surface-strong);
  filter: drop-shadow(0 -1px 0 var(--line));
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

.filter-hint::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 50%;
  top: calc(100% + 12px);
  transform: translateX(-50%);
  width: min(320px, calc(100vw - 40px));
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-strong);
  color: var(--ink);
  font-size: 0.78rem;
  line-height: 1.35;
  box-shadow: var(--shadow);
  white-space: normal;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
  z-index: 25;
}

.filter-hint:hover::before,
.filter-hint:hover::after,
.filter-hint:focus-visible::before,
.filter-hint:focus-visible::after {
  opacity: 1;
}

.class-toggle-group {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
}

.class-toggle {
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-strong);
  color: var(--ink);
  cursor: pointer;
}

.class-toggle.is-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.toolbar-toggle {
  gap: 10px;
}

.toolbar-counter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(22, 34, 45, 0.08);
  color: var(--ink);
  font-size: 0.82rem;
}

.toolbar-counter.is-empty {
  color: var(--muted);
}

.toolbar-chevron {
  width: 10px;
  height: 10px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform 0.18s ease;
}

.toolbar-toggle.is-open .toolbar-chevron {
  transform: rotate(-135deg) translateY(1px);
}

.offerings-panel {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.offerings-grid {
  display: grid;
  gap: 14px;
  margin-top: 14px;
  max-height: min(55vh, 480px);
  overflow: auto;
}

.offerings-all-action {
  display: flex;
}

.offering-group {
  display: grid;
  gap: 10px;
}

.offering-group-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.offering-group-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.offering-pill,
.offering-pill-button {
  position: relative;
  display: grid;
  gap: 4px;
  min-width: 170px;
  padding: 12px 14px;
  border-radius: 18px;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  cursor: pointer;
}

.offering-pill-button {
  width: 100%;
  text-align: left;
  font: inherit;
}

.offering-pill input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.offering-pill:has(input:checked),
.offering-pill-button.is-active {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
}

.offering-pill small,
.offering-pill-button small {
  color: var(--muted);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 18px 0 20px;
}

.stat-card {
  padding: 18px 20px;
}

.stat-card span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
}

.stat-card strong {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.group-block {
  margin-bottom: 18px;
  overflow: hidden;
}

.group-header {
  padding: 20px 24px 0;
}

.measure-list {
  padding: 8px 16px 18px;
}

.subsection-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 0 4px;
}

.subsection-code {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.78rem;
}

.subsection-header h3 {
  margin: 0;
  font-size: 1rem;
}

.measure-card {
  margin-top: 10px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--card-surface);
}

.measure-card summary {
  list-style: none;
  cursor: pointer;
  padding: 12px 14px;
}

.measure-card summary::-webkit-details-marker {
  display: none;
}

.measure-summary {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.measure-title-block {
  min-width: 0;
}

.measure-title-block h3 {
  margin: 4px 0 0;
  font-size: 1rem;
  line-height: 1.28;
}

.measure-summary h3 {
  margin: 0;
}

.measure-flags {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.measure-class-list,
.enhancement-class-list {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.measure-class-label,
.enhancement-class-label {
  font-size: 0.72rem;
  color: var(--muted);
}

.measure-class-badge,
.enhancement-class-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 22px;
  padding: 0 7px;
  border-radius: 999px;
  font-size: 0.74rem;
  background: color-mix(in srgb, var(--ink) 9%, transparent);
  color: var(--ink);
}

.measure-summary-meta {
  flex-shrink: 0;
  display: grid;
  justify-items: end;
  gap: 8px;
}

.measure-class-list {
  justify-content: flex-end;
}

/* Стрелка раскрытия: вниз — закрыто, вверх — открыто */
.measure-expand-cue {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  color: var(--muted);
  opacity: 0.55;
  pointer-events: none;
}

.measure-expand-cue::after {
  content: "";
  display: block;
  width: 0.38em;
  height: 0.38em;
  margin-top: -0.12em;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.18s ease, margin 0.18s ease;
}

.measure-card[open] .measure-expand-cue::after {
  margin-top: 0.1em;
  transform: rotate(-135deg);
}

.measure-code {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(22, 34, 45, 0.06);
  color: var(--muted);
  font-size: 0.84rem;
}

.measure-body {
  padding: 0 14px 14px;
  border-top: 1px solid var(--line);
}

.measure-preview {
  margin-top: 10px;
}

.measure-preview-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.content-block {
  margin-top: 12px;
}

.content-block h4 {
  margin: 0 0 6px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--ink);
}

.content-block p,
.enhancement-card p,
.import-entry p {
  white-space: pre-line;
  color: var(--ink);
  line-height: 1.55;
}

.enhancement-indicator {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0;
  border: 0;
  border-radius: 0;
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.2;
  background: transparent;
  color: var(--accent);
  cursor: pointer;
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent) 35%, transparent);
  text-underline-offset: 0.16em;
}

.enhancement-indicator:hover {
  color: var(--ink);
  text-decoration-color: currentColor;
}

.enhancement-indicator:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 40%, transparent);
  outline-offset: 4px;
  border-radius: 6px;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 11px;
  border-radius: 999px;
  font-size: 0.82rem;
}

.measure-tabs {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  margin-bottom: 10px;
}

.measure-tab {
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--ink);
  cursor: pointer;
}

.measure-tab.is-active {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  background: var(--accent-soft);
  color: var(--accent);
}

.measure-tab-single {
  cursor: default;
}

.measure-pane {
  margin-top: 2px;
}

.status-full,
.coverage-full,
.status-completed {
  background: var(--ok-soft);
  color: var(--ok);
}

.status-partial,
.coverage-partial {
  background: var(--warn-soft);
  color: var(--warn);
}

.status-none,
.coverage-none,
.status-failed,
.flash-error {
  background: var(--bad-soft);
  color: var(--bad);
}

.status-processing {
  background: var(--accent-soft);
  color: var(--accent);
}

.coverage-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.coverage-chip {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 10px 12px;
  display: inline-flex;
  align-items: center;
  text-align: left;
  min-width: 150px;
  background: transparent;
  cursor: pointer;
}

.coverage-chip-compact {
  min-width: 120px;
  padding: 8px 10px;
  border-radius: 12px;
}

.coverage-chip-compact span {
  font-size: 0.86rem;
}

.coverage-chip-no-comment {
  cursor: default;
}

.coverage-chip.coverage-full {
  background: transparent;
  color: var(--ok);
  border-color: color-mix(in srgb, var(--ok) 55%, var(--line));
}

.coverage-chip.coverage-partial {
  background: transparent;
  color: var(--warn);
  border-color: color-mix(in srgb, var(--warn) 55%, var(--line));
}

.coverage-chip.coverage-none {
  background: transparent;
  color: var(--bad);
  border-color: color-mix(in srgb, var(--bad) 55%, var(--line));
}

.enhancements {
  margin-top: 4px;
}

.enhancement-card {
  padding: 16px;
  border-radius: 18px;
  margin-top: 12px;
  background: color-mix(in srgb, var(--ink) 4%, transparent);
}

.enhancement-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.enhancement-head-no-code {
  justify-content: flex-end;
  margin-bottom: 6px;
}

.enhancement-meta {
  display: grid;
  justify-items: end;
  gap: 6px;
}

.enhancement-class-list {
  justify-content: flex-end;
}

.primary-button,
.ghost-button,
a.ghost-button {
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 16px;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}

.primary-button {
  background: var(--accent);
  color: #fff;
}

.ghost-button,
a.ghost-button {
  background: var(--surface-strong);
  color: var(--ink);
  border-color: var(--line);
}

.primary-button:focus-visible,
.ghost-button:focus-visible,
a.ghost-button:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 40%, transparent);
  outline-offset: 3px;
}

.admin-page .admin-shell {
  max-width: 980px;
}

.admin-card {
  margin-top: 18px;
  padding: 22px;
}

.import-form {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: end;
}

.inline-form {
  margin-top: 12px;
}

.file-input {
  display: block;
  min-width: 280px;
  flex: 1;
}

.file-input > span {
  display: block;
  margin-bottom: 8px;
}

.admin-page .file-input input[type="text"],
.admin-page .file-input input[type="password"] {
  min-height: 46px;
  color: var(--ink);
}

.flash {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
}

.flash-success {
  background: var(--ok-soft);
  color: var(--ok);
}

.import-history {
  display: grid;
  gap: 12px;
}

.validation-list {
  margin: 0;
  padding-left: 18px;
  color: var(--ink);
  line-height: 1.55;
}

.import-entry {
  padding: 16px;
  border-radius: 18px;
  background: rgba(22, 34, 45, 0.03);
}

.import-entry header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
}

.error-text {
  color: var(--bad);
}

.tooltip {
  position: absolute;
  z-index: 50;
  max-width: min(420px, calc(100vw - 32px));
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--ink);
  box-shadow: var(--shadow);
  line-height: 1.5;
  pointer-events: none;
}

.tooltip-card {
  padding: 14px 16px;
}

.tooltip-card p {
  margin: 10px 0 0;
  white-space: pre-line;
}

.site-footer {
  margin: 18px 0 0;
}

.site-footer-panel {
  padding: 26px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow);
}

.site-footer-lead h2 {
  margin: 0;
  font-size: clamp(1.4rem, 2.2vw, 2rem);
  line-height: 1.08;
}

.site-footer-copy {
  margin-top: 18px;
  display: grid;
  gap: 12px;
}

.site-footer-copy p {
  margin: 0;
  color: var(--ink);
  line-height: 1.7;
}

.site-footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 1.35fr 1fr 1fr;
  gap: 28px;
  margin-top: 22px;
  align-items: stretch;
}

.site-footer-card {
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.site-footer-card h3 {
  margin: 0;
  font-size: 1rem;
}

.site-footer-card h4 {
  margin: 0 0 8px;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.site-footer-list,
.site-footer-contact-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.site-footer-list li,
.site-footer-contact-list li {
  color: var(--ink);
  line-height: 1.55;
}

.site-footer-list a,
.site-footer-contact-list a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer-list a:hover,
.site-footer-contact-list a:hover {
  color: var(--ink);
}

.site-footer-contact-list li {
  display: grid;
  gap: 2px;
}

.site-footer-contact-list strong {
  font-size: 0.95rem;
}

.site-footer-contact-list span {
  color: var(--muted);
}

.site-footer-socials {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.site-footer-social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
  color: var(--ink);
  text-decoration: none;
  line-height: 0;
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease, transform 160ms ease;
}

.site-footer-social-link:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--surface-strong));
  transform: translateY(-1px);
}

.site-footer-social-icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.site-footer-social-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.site-footer-groups {
  display: grid;
  gap: 18px;
}

.site-footer-group {
  padding-top: 0;
}

.site-footer-bottom {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer-bottom p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.onboarding-widget {
  position: fixed;
  inset: 0;
  z-index: 45;
  pointer-events: none;
}

.onboarding-robot-button {
  position: fixed;
  right: 18px;
  bottom: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  min-height: 58px;
  width: 58px;
  padding: 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--line));
  background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
  box-shadow: var(--shadow);
  color: var(--ink);
  backdrop-filter: blur(10px);
  cursor: pointer;
  pointer-events: auto;
  overflow: hidden;
  transition:
    width 220ms ease,
    padding 220ms ease,
    color 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.onboarding-robot-button:hover {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 50%, var(--line));
  transform: translateY(-1px);
}

.onboarding-robot-face {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 10%, var(--surface-strong));
}

.onboarding-robot-face svg {
  width: 26px;
  height: 26px;
  display: block;
}

.onboarding-robot-label {
  font-weight: 600;
  white-space: nowrap;
  max-width: 0;
  opacity: 0;
  transform: translateX(-6px);
  transition:
    max-width 220ms ease,
    opacity 150ms ease,
    transform 220ms ease;
}

.onboarding-robot-button:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 40%, transparent);
  outline-offset: 3px;
}

.onboarding-panel {
  position: fixed;
  top: var(--onboarding-panel-top, auto);
  left: var(--onboarding-panel-left, auto);
  width: min(360px, calc(100vw - 28px));
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 84%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  pointer-events: auto;
  transform-origin: right bottom;
}

.onboarding-robot-button:hover,
.onboarding-robot-button:focus-visible {
  justify-content: flex-start;
  gap: 10px;
  width: 164px;
  padding-inline: 14px 28px;
}

.onboarding-robot-button:hover .onboarding-robot-label,
.onboarding-robot-button:focus-visible .onboarding-robot-label {
  max-width: 92px;
  opacity: 1;
  transform: translateX(0);
}

.onboarding-panel.is-entering {
  animation: onboarding-panel-enter 320ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.onboarding-panel.is-step-changing .onboarding-panel-head > div,
.onboarding-panel.is-step-changing .onboarding-panel-body,
.onboarding-panel.is-step-changing .onboarding-panel-actions {
  animation: onboarding-step-swap 220ms ease;
}

.onboarding-panel::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 84%, transparent);
  opacity: 0;
  pointer-events: none;
}

.onboarding-widget[data-onboarding-side="left"] .onboarding-panel::after {
  left: -9px;
  top: var(--onboarding-arrow-top, 50%);
  opacity: 1;
  transform: translateY(-50%) rotate(45deg);
}

.onboarding-widget[data-onboarding-side="right"] .onboarding-panel::after {
  right: -9px;
  top: var(--onboarding-arrow-top, 50%);
  opacity: 1;
  transform: translateY(-50%) rotate(45deg);
}

.onboarding-widget[data-onboarding-side="none"] .onboarding-panel::after {
  opacity: 0;
}

.onboarding-widget[data-onboarding-side="top"] .onboarding-panel::after {
  left: var(--onboarding-arrow-left, 50%);
  bottom: -9px;
  opacity: 1;
  transform: translateX(-50%) rotate(45deg);
}

.onboarding-widget[data-onboarding-side="bottom"] .onboarding-panel::after {
  left: var(--onboarding-arrow-left, 50%);
  top: -9px;
  opacity: 1;
  transform: translateX(-50%) rotate(45deg);
}

.onboarding-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.onboarding-kicker {
  margin: 0 0 6px;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.onboarding-panel-head h2 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.25;
}

.onboarding-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-strong);
  color: var(--muted);
  cursor: pointer;
}

.onboarding-close:hover {
  color: var(--ink);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
}

.onboarding-close svg {
  width: 16px;
  height: 16px;
  display: block;
}

.onboarding-panel-body {
  margin-top: 14px;
}

.onboarding-text {
  margin: 0;
  color: var(--ink);
  line-height: 1.6;
}

.onboarding-progress {
  display: flex;
  gap: 6px;
  margin-top: 14px;
}

.onboarding-progress-step {
  flex: 1 1 0;
  height: 6px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--ink) 10%, transparent);
}

.onboarding-progress-step.is-active {
  background: var(--accent);
}

.onboarding-panel-actions {
  display: flex;
  gap: 10px;
  justify-content: space-between;
  margin-top: 16px;
}

.onboarding-panel-actions .ghost-button {
  min-height: 42px;
}

@keyframes onboarding-panel-enter {
  0% {
    opacity: 0;
    transform: translateY(10px) scale(0.96);
  }

  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes onboarding-step-swap {
  0% {
    opacity: 0;
    transform: translateY(6px);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.tooltip-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.tooltip-hint {
  color: var(--muted);
  font-size: 0.8rem;
}

.empty-state,
.muted {
  color: var(--muted);
}

@media (max-width: 760px) {
  .onboarding-widget {
    inset: 0;
  }

  .onboarding-robot-button {
    width: 58px;
    min-width: 58px;
    justify-content: center;
    gap: 0;
    padding: 10px;
  }

  .onboarding-robot-label {
    max-width: 0;
    opacity: 0;
    transform: translateX(-6px);
  }

  .onboarding-robot-button:hover,
  .onboarding-robot-button:focus-visible {
    width: 58px;
    justify-content: center;
    gap: 0;
    padding: 10px;
  }

  .onboarding-robot-button:hover .onboarding-robot-label,
  .onboarding-robot-button:focus-visible .onboarding-robot-label {
    max-width: 0;
    opacity: 0;
    transform: translateX(-6px);
  }

  .onboarding-panel {
    right: 12px;
    left: 12px;
    bottom: 82px;
    top: auto;
    width: auto;
    max-width: calc(100vw - 24px);
  }

  .onboarding-panel::after {
    display: none;
  }

  .onboarding-robot-button {
    right: 12px;
    bottom: 12px;
  }

  .onboarding-panel-actions {
    flex-wrap: wrap;
  }

  .onboarding-panel-actions .ghost-button {
    flex: 1 1 calc(50% - 5px);
  }

  .toolbar-row {
    display: flex;
    align-items: stretch;
    flex-wrap: wrap;
  }

  .toolbar-actions {
    flex-wrap: wrap;
  }

  .class-toggle-group {
    flex-wrap: wrap;
  }

  .class-filter-block {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .onboarding-robot-button,
  .onboarding-robot-label,
  .onboarding-panel,
  .onboarding-panel-head > div,
  .onboarding-panel-body,
  .onboarding-panel-actions {
    animation: none !important;
    transition: none !important;
  }
}

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

  .site-footer-grid {
    grid-template-columns: 1fr;
  }

  .admin-hero,
  .measure-summary,
  .measure-summary-meta,
  .enhancement-head,
  .import-entry header {
    display: block;
  }

  .measure-summary-meta {
    justify-items: start;
    justify-content: start;
    margin-top: 12px;
  }

  .toolbar-row,
  .toolbar-actions {
    align-items: stretch;
  }

  .toolbar-actions,
  .toolbar-toggle,
  .toolbar-checkbox,
  #clear-filters {
    width: 100%;
  }

  .toolbar-group {
    flex-wrap: wrap;
  }

  .toolbar-group .toolbar-toggle {
    margin-left: 0;
  }

  .class-filter-block {
    width: 100%;
  }

  .content-block h4 {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    color: var(--accent);
    font-size: 0.82rem;
    letter-spacing: 0.03em;
  }
}