:root {
  --bg: #0d1016;
  --surface: #161b23;
  --surface-raised: #1d232d;
  --surface-sunken: #10141a;
  --border: rgb(255 255 255 / 0.08);
  --border-strong: rgb(255 255 255 / 0.16);
  --text: #eef1f5;
  --muted: #9aa5b4;
  --green: #22b04a;
  --green-edge: #127a2e;
  --amber: #f2b33d;
  --danger: #e5484d;
  --danger-edge: #9e2a2e;
  --radius: 6px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --z-dialog: 10;
  --z-toast: 20;
  color-scheme: dark;
  font-family: "Segoe UI Variable Text", "Segoe UI", Inter, system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.45;
  color: var(--text);
  background: var(--bg);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgb(34 176 74 / 0.08), transparent 60%),
    linear-gradient(180deg, #10141b, var(--bg) 400px);
}

[hidden] {
  display: none !important;
}

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

a {
  color: inherit;
}

h1,
h2,
h3,
p {
  margin: 0;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 13px;
}

.mono {
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 13px;
}

.boot {
  display: grid;
  place-items: center;
  min-height: 100vh;
  color: var(--muted);
}

.panel-box {
  background: var(--surface);
  border: 2px solid rgb(0 0 0 / 0.55);
  border-radius: var(--radius);
  box-shadow: inset 0 2px 0 rgb(255 255 255 / 0.05), inset 0 -3px 0 rgb(0 0 0 / 0.25);
}

/* Minecraft-style block buttons, as in the launcher. */
.block {
  --face: #2a313c;
  --edge: #171c23;
  --shine: rgb(255 255 255 / 0.12);
  background: var(--face);
  border: 2px solid rgb(0 0 0 / 0.65);
  border-radius: 4px;
  box-shadow: inset 0 -4px 0 var(--edge), inset 0 2px 0 var(--shine);
  transition: transform 70ms ease-out, box-shadow 70ms ease-out, filter 120ms ease;
}

.block:not(:disabled):hover {
  filter: brightness(1.15);
}

.block:not(:disabled):active {
  transform: translateY(2px);
  box-shadow: inset 0 -2px 0 var(--edge), inset 0 2px 0 var(--shine);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 9px 18px 13px;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  text-shadow: 0 2px 0 rgb(0 0 0 / 0.35);
  white-space: nowrap;
  cursor: pointer;
}

.button:disabled {
  opacity: 0.45;
  cursor: default;
}

.button--primary {
  --face: var(--green);
  --edge: var(--green-edge);
  --shine: rgb(255 255 255 / 0.28);
}

.button--danger {
  --face: #c4373c;
  --edge: var(--danger-edge);
  --shine: rgb(255 255 255 / 0.22);
}

.button--small {
  padding: 6px 12px 9px;
  font-size: 13px;
}

.button--wide {
  width: 100%;
}

.icon-button {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding-bottom: 3px;
  color: var(--text);
  cursor: pointer;
}

.input {
  width: 100%;
  padding: 10px 12px;
  background: var(--surface-sunken);
  border: 2px solid rgb(0 0 0 / 0.6);
  border-radius: 4px;
  box-shadow: inset 0 2px 0 rgb(0 0 0 / 0.35);
  outline: none;
}

.input:focus {
  border-color: var(--green);
}

.input--small {
  padding: 7px 10px;
  font-size: 14px;
}

.field {
  display: grid;
  gap: var(--space-1);
}

.field__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
}

.form-error {
  color: #ff8a8d;
  font-size: 14px;
}

.row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.row--end {
  justify-content: flex-end;
}

.stack {
  display: grid;
  gap: var(--space-3);
}

.chip {
  padding: 4px 10px;
  font-size: 13px;
  color: var(--muted);
  background: var(--surface-sunken);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
}

/* ---------- Sign in ---------- */

.login {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: var(--space-5) var(--space-4);
}

.login__card {
  display: grid;
  gap: var(--space-4);
  width: min(380px, 100%);
  padding: var(--space-6) var(--space-5);
}

.login__logo {
  justify-self: center;
  image-rendering: auto;
}

.login__title {
  text-align: center;
  font-size: 24px;
  font-weight: 800;
}

.login__lead,
.login__note {
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}

.captcha {
  display: flex;
  justify-content: center;
  min-height: 0;
}

.captcha:not(:empty) {
  min-height: 65px;
}

/* ---------- Layout ---------- */

.app {
  display: grid;
  grid-template-rows: auto auto 1fr;
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: rgb(10 13 18 / 0.75);
  border-bottom: 2px solid rgb(0 0 0 / 0.5);
}

.topbar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.topbar__title {
  font-size: 18px;
  font-weight: 600;
}

.topbar__title b {
  color: var(--green);
}

.topbar__sub {
  margin-left: var(--space-2);
  color: var(--muted);
  font-weight: 500;
}

.topbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.topbar__user {
  font-weight: 700;
}

.tabs {
  display: flex;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-5) 0;
}

.tab {
  padding: 8px 16px;
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  color: var(--muted);
  font-weight: 600;
  cursor: pointer;
}

.tab.is-active {
  color: var(--text);
  border-bottom-color: var(--green);
}

.layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--space-5);
  align-items: start;
  padding: var(--space-4) var(--space-5) var(--space-6);
}

.layout:has(.sidebar[hidden]) {
  grid-template-columns: 1fr;
}

.sidebar {
  position: sticky;
  top: var(--space-4);
  display: grid;
  gap: var(--space-3);
  padding: var(--space-4);
}

.sidebar__title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.categories {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.category {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 8px 10px;
  background: transparent;
  border: 0;
  border-left: 3px solid transparent;
  border-radius: 3px;
  text-align: left;
  cursor: pointer;
}

.category:hover {
  background: var(--surface-raised);
}

.category.is-active {
  background: var(--surface-raised);
  border-left-color: var(--green);
  font-weight: 700;
}

.category__name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.count {
  min-width: 24px;
  padding: 0 6px;
  font-size: 12px;
  text-align: center;
  color: var(--muted);
  background: var(--surface-sunken);
  border-radius: 999px;
}

.new-category {
  display: flex;
  gap: var(--space-2);
}

.template-link {
  padding-top: var(--space-2);
  border-top: 1px solid var(--border);
  color: var(--amber);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
}

.template-link:hover {
  text-decoration: underline;
}

.view {
  display: grid;
  gap: var(--space-4);
}

.view-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-3);
}

.view-title {
  font-size: 24px;
  font-weight: 800;
}

.filters {
  display: flex;
  gap: var(--space-2);
}

.filter {
  padding: 4px 12px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
}

.filter.is-active {
  color: var(--text);
  border-color: var(--text);
}

.empty {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-6);
  text-align: center;
}

/* ---------- Cards ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-4);
}

.card {
  display: grid;
  overflow: hidden;
}

.card__open {
  display: block;
  padding: 0;
  background:
    linear-gradient(45deg, #1a1f27 25%, transparent 25% 75%, #1a1f27 75%) 0 0 / 24px 24px,
    linear-gradient(45deg, #1a1f27 25%, transparent 25% 75%, #1a1f27 75%) 12px 12px / 24px 24px,
    #20262f;
  border: 0;
  border-bottom: 2px solid rgb(0 0 0 / 0.5);
  cursor: pointer;
}

.card__thumb {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1;
}

.card__thumb:not([src]) {
  visibility: hidden;
}

.card__body {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-3);
}

.card__title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
}

.card__title {
  overflow: hidden;
  font-size: 16px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.badge {
  flex: none;
  padding: 2px 8px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 3px;
}

.badge--live {
  color: #062010;
  background: #4ade80;
}

.badge--draft {
  color: var(--muted);
  background: var(--surface-sunken);
  border: 1px solid var(--border-strong);
}

/* ---------- Dialogs ---------- */

.overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-dialog);
  display: grid;
  place-items: center;
  padding: var(--space-4);
  background: rgb(0 0 0 / 0.6);
  overflow: auto;
}

.dialog {
  display: grid;
  gap: var(--space-4);
  width: min(460px, 100%);
  padding: var(--space-5);
  background: var(--surface-raised);
}

.dialog--wide {
  width: min(1040px, 100%);
}

.dialog__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
}

.dialog__title {
  font-size: 18px;
  font-weight: 800;
}

.ask {
  display: grid;
  gap: var(--space-4);
}

.drop {
  display: grid;
  justify-items: center;
  gap: var(--space-2);
  padding: var(--space-5);
  background: var(--surface-sunken);
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius);
  color: var(--muted);
  cursor: pointer;
}

.drop.is-over,
.drop:hover {
  border-color: var(--green);
  color: var(--text);
}

.drop__icon {
  font-size: 26px;
}

.detail {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, 1fr);
  gap: var(--space-5);
}

.viewer {
  position: relative;
  min-height: 420px;
  background: radial-gradient(circle at 50% 35%, #2a3240, #131820 75%);
  border: 2px solid rgb(0 0 0 / 0.6);
  border-radius: var(--radius);
  overflow: hidden;
}

.viewer__canvas {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 420px;
  cursor: grab;
}

.viewer__status {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.viewer__toggle {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: flex;
  gap: var(--space-2);
  align-items: center;
  padding: 4px 10px;
  font-size: 13px;
  background: rgb(0 0 0 / 0.45);
  border-radius: 3px;
}

.viewer__hint {
  position: absolute;
  bottom: var(--space-2);
  left: var(--space-3);
}

.detail__info {
  display: grid;
  gap: var(--space-4);
  align-content: start;
}

.detail__name {
  font-size: 20px;
}

.facts {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px var(--space-3);
  margin: 0;
  font-size: 14px;
}

.facts dt {
  color: var(--muted);
}

.facts dd {
  margin: 0;
}

/* ---------- Audit and guide ---------- */

.audit {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.audit th,
.audit td {
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.audit th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.guide {
  display: grid;
  gap: var(--space-4);
  max-width: 820px;
  padding: var(--space-5);
}

.guide ol,
.guide ul {
  display: grid;
  gap: var(--space-2);
  margin: 0;
  padding-left: 22px;
}

.guide h2 {
  font-size: 16px;
}

/* ---------- Toasts ---------- */

.toasts {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: var(--z-toast);
  display: grid;
  gap: var(--space-2);
  width: min(360px, calc(100vw - 32px));
}

.toast {
  padding: 10px 14px;
  background: var(--surface-raised);
  border: 2px solid rgb(0 0 0 / 0.6);
  border-left: 5px solid var(--muted);
  border-radius: 4px;
  box-shadow: 0 8px 24px rgb(0 0 0 / 0.4);
  transition: opacity 300ms ease;
}

.toast--ok {
  border-left-color: var(--green);
}

.toast--error {
  border-left-color: var(--danger);
}

.toast.is-leaving {
  opacity: 0;
}

@media (max-width: 860px) {
  .layout {
    grid-template-columns: 1fr;
    padding: var(--space-3) var(--space-4) var(--space-5);
  }

  .sidebar {
    position: static;
  }

  .detail {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-wrap: wrap;
    padding: var(--space-3) var(--space-4);
  }

  .topbar__sub,
  #revision {
    display: none;
  }

  .tabs {
    padding: var(--space-2) var(--space-4) 0;
    overflow-x: auto;
  }
}