/* ==========================================================================
   Website Restoration - Repair and Fix
   Zero framework, zero build step. System fonts only.
   HARD RULE: no rounded corners anywhere.
   ========================================================================== */

:root {
  --blue: #2020e8;
  --blue-deep: #1616b8;
  --cream: #f2ede3;
  --ink: #0b0b1a;
  --magenta: #e8207a;
  --red: #e83420;
  --orange: #e88a20;
  --green: #20c86a;

  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, "Liberation Mono", monospace;
  --display: "Arial Black", "Arial Narrow", "Helvetica Neue Condensed", "Helvetica Neue", Arial, sans-serif;
  --sans: "Helvetica Neue", Arial, sans-serif;

  --sidebar-w: 220px;
  --rule: 1px;
}

* {
  box-sizing: border-box;
  border-radius: 0 !important;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--cream);
  color: var(--ink);
}

body {
  font-family: var(--mono);
  line-height: 1.4;
  overflow-x: hidden;
}

a {
  color: inherit;
}

img, svg {
  max-width: 100%;
}

:focus-visible {
  outline: 3px solid var(--magenta);
  outline-offset: 2px;
}

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

.layout {
  display: flex;
  min-height: 100vh;
  width: 100%;
}

.sidebar {
  flex: 0 0 var(--sidebar-w);
  width: var(--sidebar-w);
  background: var(--blue);
  color: var(--cream);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem 1.25rem;
  position: sticky;
  top: 0;
  height: 100vh;
  border-right: 2px dotted var(--cream);
}

.sidebar-top {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sidebar .mark {
  font-size: 1.5rem;
  line-height: 1;
}

.sidebar .wordmark {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin: 2.5rem 0 auto;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  font-weight: 700;
}

.sidebar-nav a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  width: fit-content;
}

.sidebar-nav a:hover,
.sidebar-nav a:focus-visible {
  border-bottom-color: var(--cream);
}

.sidebar-foot {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  opacity: 0.8;
  border-top: 1px dotted var(--cream);
  padding-top: 0.75rem;
}

.main {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* ---------------------------------------------------------------------- */
/* Hero                                                                    */
/* ---------------------------------------------------------------------- */

.hero {
  position: relative;
  padding: clamp(2rem, 6vw, 5rem) clamp(1.5rem, 6vw, 5rem) 2rem;
  background: var(--cream);
  overflow: hidden;
}

.hero-surface {
  position: relative;
  isolation: isolate;
  min-height: clamp(20rem, 46vw, 34rem);
  display: flex;
  align-items: center;
}

.hero-blobs {
  position: absolute;
  inset: -10%;
  z-index: 0;
  pointer-events: none;
}

.blob {
  position: absolute;
  filter: blur(40px);
  opacity: 0.75;
  mix-blend-mode: multiply;
}

.blob-a {
  top: -5%;
  left: 8%;
  width: 42vw;
  height: 42vw;
  max-width: 520px;
  max-height: 520px;
  background: radial-gradient(circle at 35% 35%, var(--magenta), var(--red) 55%, transparent 75%);
}

.blob-b {
  bottom: -15%;
  right: 4%;
  width: 34vw;
  height: 34vw;
  max-width: 420px;
  max-height: 420px;
  background: radial-gradient(circle at 60% 40%, var(--orange), var(--magenta) 60%, transparent 78%);
}

.blob-c {
  top: 20%;
  right: 22%;
  width: 22vw;
  height: 22vw;
  max-width: 300px;
  max-height: 300px;
  background: radial-gradient(circle at 50% 50%, var(--green), transparent 72%);
  opacity: 0.6;
}

.hero-canvas {
  position: relative;
  z-index: 1;
}

.eyebrow {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
}

.headline {
  font-family: var(--display);
  font-weight: 900;
  text-transform: uppercase;
  font-size: clamp(3rem, 11vw, 9.5rem);
  line-height: 0.86;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--blue);
  transform: scaleY(1.12);
  transform-origin: left top;
  -webkit-text-stroke: 0.5px var(--blue);
}

.crosshair {
  position: absolute;
  font-family: var(--mono);
  font-size: 1.1rem;
  color: var(--blue);
  opacity: 0.55;
  z-index: 2;
}

.cross-tl { top: 0.25rem; left: 0.25rem; }
.cross-br { bottom: 0.25rem; right: 0.25rem; }

.coord {
  position: absolute;
  bottom: 0.4rem;
  left: 0.25rem;
  font-size: 0.65rem;
  letter-spacing: 0.05em;
  color: var(--blue);
  opacity: 0.5;
  z-index: 2;
}

.status-flag[hidden] {
  display: none;
}

.status-flag {
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cream);
  background: var(--red);
  display: inline-block;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--ink);
  margin: 0.5rem 0 0;
}

.hero-actions {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.9rem;
}

.break-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.break-btn {
  position: relative;
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.95rem;
  padding: 1rem 1.75rem;
  background: var(--blue);
  color: var(--cream);
  border: 2px solid var(--blue);
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.break-btn:hover:not(:disabled) {
  background: var(--cream);
  color: var(--blue);
}

.break-btn:disabled {
  cursor: progress;
  opacity: 0.6;
}

.hero-hint {
  font-size: 0.75rem;
  max-width: 42ch;
  opacity: 0.7;
  margin: 0;
}

.tally {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.75;
  margin: 0;
  font-variant-numeric: tabular-nums;
}

.tally[hidden] {
  display: none;
}

/* Glitch shake, only when motion is allowed */
@media (prefers-reduced-motion: no-preference) {
  .shake {
    animation: shake-kf 0.4s steps(2, end);
  }
}

@keyframes shake-kf {
  0%   { transform: translate(0, 0); }
  20%  { transform: translate(-6px, 2px); }
  40%  { transform: translate(5px, -3px); }
  60%  { transform: translate(-4px, -2px); }
  80%  { transform: translate(3px, 3px); }
  100% { transform: translate(0, 0); }
}

/* ---------------------------------------------------------------------- */
/* Blue band                                                               */
/* ---------------------------------------------------------------------- */

.band {
  background: var(--blue);
  color: var(--cream);
  border-top: 1px solid var(--cream);
  padding: 0.65rem clamp(1.5rem, 6vw, 5rem);
}

.band-meta {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
}

.band-meta .dot {
  opacity: 0.6;
}

/* ---------------------------------------------------------------------- */
/* Badges - LIVE (real usage data) / MODELED (illustrative) / BLOCKED     */
/* ---------------------------------------------------------------------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.22rem 0.5rem;
  line-height: 1;
  white-space: nowrap;
  border: 1px solid transparent;
}

.badge-tiny {
  font-size: 0.56rem;
  padding: 0.14rem 0.4rem;
}

.badge-live {
  background: var(--blue);
  color: var(--cream);
  border-color: var(--blue);
}

.badge-modeled {
  background: transparent;
  color: var(--ink);
  border-color: rgba(11, 11, 26, 0.4);
  opacity: 0.8;
}

.badge-blocked {
  background: var(--red);
  color: var(--cream);
  border-color: var(--red);
}

.badge-sub {
  font-weight: 400;
  opacity: 0.75;
  letter-spacing: 0.02em;
  margin-left: 0.15rem;
}

/* ---------------------------------------------------------------------- */
/* Hero - live-demand reorder badge + hint (section 3 of the loop feature) */
/* ---------------------------------------------------------------------- */

.badge-most-requested {
  position: absolute;
  top: -0.65rem;
  right: -0.5rem;
  background: var(--blue-deep);
  color: var(--cream);
  font-family: var(--mono);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.22rem 0.45rem;
  border: 1px solid var(--ink);
  text-transform: uppercase;
}

.loop-reorder-hint {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  opacity: 0.75;
  margin: 0;
}

.loop-reorder-hint[hidden] {
  display: none;
}

/* ---------------------------------------------------------------------- */
/* Loop - autonomous improvement section                                  */
/* ---------------------------------------------------------------------- */

.loop {
  padding: clamp(2rem, 6vw, 4rem) clamp(1.5rem, 6vw, 5rem) 3rem;
  border-top: var(--rule) dotted var(--blue);
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
}

.loop-head {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.loop-heading {
  font-family: var(--display);
  text-transform: uppercase;
  font-size: clamp(1.75rem, 5vw, 3rem);
  letter-spacing: -0.01em;
  color: var(--blue);
  margin: 0 0 0.9rem;
}

.loop-intro {
  font-family: var(--sans);
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 68ch;
  opacity: 0.85;
  margin: 0 0 0.75rem;
}

.loop-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Stat tiles */

.loop-tiles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.loop-tile {
  position: relative;
  border: 1px solid var(--blue);
  background: var(--cream);
  padding: 1.1rem 1rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.loop-tile .badge {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
}

.loop-tile-label {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.66rem;
  opacity: 0.7;
  padding-right: 4.5rem;
}

.loop-tile-value {
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  color: var(--blue);
  font-variant-numeric: tabular-nums;
}

/* Live signal panel */

.loop-live-panel {
  border: 1px solid var(--blue);
  background: rgba(32, 32, 232, 0.05);
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
}

.loop-live-line {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

/* Loop engine */

.loop-engine {
  border: 1px solid var(--blue);
  padding: 1.1rem 1.25rem 1rem;
}

.loop-engine-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.loop-gen-ticker {
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
  color: var(--blue);
}

.loop-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.9rem;
}

.loop-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
}

.loop-toggle input {
  cursor: pointer;
}

.loop-run-btn {
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.7rem;
  padding: 0.5rem 0.85rem;
  background: var(--blue);
  color: var(--cream);
  border: 2px solid var(--blue);
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.loop-run-btn:hover:not(:disabled) {
  background: var(--cream);
  color: var(--blue);
}

.loop-run-btn:disabled {
  cursor: progress;
  opacity: 0.6;
}

.loop-ring {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.6rem;
}

.loop-ring li {
  position: relative;
  flex: 1 1 0;
  border: 1px solid rgba(11, 11, 26, 0.28);
  padding: 0.55rem 0.4rem;
  text-align: center;
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.55;
  background: var(--cream);
  color: var(--ink);
}

@media (prefers-reduced-motion: no-preference) {
  .loop-ring li {
    transition: background-color 0.2s ease, color 0.2s ease, opacity 0.2s ease, border-color 0.2s ease;
  }
}

.loop-ring li:not(:last-child)::after {
  content: "→";
  position: absolute;
  right: -0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 700;
}

.loop-ring li .loop-ring-num {
  display: block;
  font-size: 0.6rem;
  opacity: 0.7;
  margin-bottom: 0.2rem;
}

.loop-ring li.active {
  opacity: 1;
  background: var(--blue);
  border-color: var(--blue);
  color: var(--cream);
}

.loop-ring li.done {
  opacity: 0.85;
  border-color: var(--blue);
}

.loop-cycle-note {
  margin: 0.6rem 0 0;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.55;
  text-align: center;
}

.loop-engine-status {
  margin: 0.85rem 0 0;
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.72rem;
  border-top: 1px dotted var(--blue);
  padding-top: 0.6rem;
  opacity: 0.85;
}

/* Guardrails panel */

.loop-guardrails {
  border: 1px solid var(--blue);
  padding: 1.1rem 1.25rem;
}

@media (prefers-reduced-motion: no-preference) {
  .loop-guardrails {
    transition: border-color 0.2s ease, background-color 0.2s ease;
  }
}

.loop-guardrails.is-blocked {
  border-color: var(--red);
  background: rgba(232, 52, 32, 0.06);
}

.loop-guardrails-title {
  margin: 0 0 0.9rem;
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.loop-guardrail-groups {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.loop-guardrail-group dt {
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.66rem;
  color: var(--blue);
  border-bottom: 1px dotted rgba(32, 32, 232, 0.35);
  padding-bottom: 0.25rem;
  margin: 0 0 0.35rem;
}

.loop-guardrail-group dd {
  margin: 0 0 0.3rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.01em;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
}

.check-state {
  font-weight: 700;
  opacity: 0.45;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.check-state.pass {
  opacity: 1;
  color: var(--green);
}

.check-state.fail {
  opacity: 1;
  color: var(--red);
}

.check-state.skip {
  opacity: 0.4;
}

.check-state.pending {
  opacity: 1;
  color: var(--orange);
}

.loop-guardrail-outcome {
  margin: 0.9rem 0 0;
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.78rem;
  border-top: 1px dotted var(--blue);
  padding-top: 0.6rem;
}

.loop-guardrail-outcome.is-blocked {
  color: var(--red);
}

/* Performance dashboard */

.loop-dashboard {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.loop-dashboard-title {
  margin: 0;
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.78rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.loop-charts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.loop-chart {
  margin: 0;
  border: 1px solid var(--blue);
  padding: 0.9rem 1rem 0.6rem;
}

.loop-chart figcaption {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.68rem;
  opacity: 0.8;
  margin-bottom: 0.5rem;
}

.loop-chart svg {
  display: block;
  width: 100%;
  height: auto;
}

.loop-callout {
  display: inline-block;
  width: fit-content;
  margin: 0;
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 0.76rem;
  border: 1px solid var(--blue);
  padding: 0.55rem 0.8rem;
  font-variant-numeric: tabular-nums;
}

/* Improvement log */

.loop-log-wrap {
  border-top: var(--rule) dotted var(--blue);
  padding-top: 1.25rem;
}

.loop-log-title {
  margin: 0 0 0.85rem;
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}

.loop-log {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.loop-log-entry {
  border-left: 3px solid var(--blue);
  background: rgba(32, 32, 232, 0.04);
  padding: 0.55rem 0.8rem;
}

.loop-log-entry.blocked {
  border-left-color: var(--red);
  background: rgba(232, 52, 32, 0.06);
}

.loop-log-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.3rem;
}

.loop-log-gen {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 0.72rem;
  font-variant-numeric: tabular-nums;
}

.loop-log-time {
  font-family: var(--mono);
  font-size: 0.68rem;
  opacity: 0.6;
  font-variant-numeric: tabular-nums;
}

.loop-log-body {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.82rem;
  line-height: 1.5;
  opacity: 0.9;
}

/* SVG chart marks - inline styles referenced by app.js-generated markup */

.loop-chart-grid {
  stroke: rgba(11, 11, 26, 0.15);
  stroke-width: 1;
}

.loop-chart-axis-label {
  font-family: var(--mono);
  font-size: 9px;
  fill: rgba(11, 11, 26, 0.6);
}

.loop-chart-area {
  fill: var(--blue);
  fill-opacity: 0.12;
  stroke: none;
}

.loop-chart-line {
  fill: none;
  stroke: var(--blue);
  stroke-width: 2;
}

.loop-chart-point {
  fill: var(--blue);
  stroke: var(--cream);
  stroke-width: 2;
}

.loop-chart-point-label {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  fill: var(--ink);
}

/* ---------------------------------------------------------------------- */
/* About                                                                   */
/* ---------------------------------------------------------------------- */

.about {
  padding: clamp(2rem, 6vw, 4rem) clamp(1.5rem, 6vw, 5rem) 5rem;
  border-top: var(--rule) dotted var(--blue);
}

.about-head {
  font-family: var(--display);
  text-transform: uppercase;
  font-size: clamp(1.75rem, 5vw, 3rem);
  letter-spacing: -0.01em;
  color: var(--blue);
  margin: 0 0 1.25rem;
}

.about-copy {
  font-family: var(--sans);
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 60ch;
  opacity: 0.85;
  margin: 0 0 1.1rem;
}

/* ---------------------------------------------------------------------- */
/* Overlay stack - thin wrapper around the single tutorial panel so it     */
/* never affects document flow.                                            */
/* ---------------------------------------------------------------------- */

.overlay-stack {
  display: contents;
}

/* ---------------------------------------------------------------------- */
/* Unified tutorial panel - one box per breakage. Merges the plain-        */
/* language teaching voice with a small "under the hood" technical line,   */
/* driven by the same shared timeline as the stepper below.                */
/* ---------------------------------------------------------------------- */

.tutorial-panel {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  width: min(420px, calc(100vw - 2rem));
  max-height: 80vh;
  overflow-y: auto;
  background: var(--blue);
  color: var(--cream);
  border: 1px solid var(--cream);
  padding: 1rem 1.1rem 1.1rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  box-shadow: -6px 6px 0 rgba(11, 11, 26, 0.35);
}

.tutorial-panel[hidden] {
  display: none;
}

.tutorial-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
  border-bottom: 1px dotted var(--cream);
  padding-bottom: 0.5rem;
}

.tutorial-title {
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.tutorial-close {
  background: transparent;
  border: 1px solid var(--cream);
  color: var(--cream);
  font-family: var(--mono);
  line-height: 1;
  cursor: pointer;
  padding: 0.1rem 0.45rem;
}

.tutorial-deploy {
  margin: 0;
  opacity: 0.85;
  letter-spacing: 0.02em;
  word-break: break-word;
  font-size: 0.7rem;
}

.tutorial-repairing {
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.7rem;
  color: var(--cream);
  opacity: 0.9;
  border: 1px solid rgba(242, 237, 227, 0.5);
  display: inline-block;
  padding: 0.2rem 0.5rem;
  width: fit-content;
}

.stepper {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem 0.5rem;
  font-size: 0.62rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.stepper li {
  border: 1px solid rgba(242, 237, 227, 0.35);
  padding: 0.3rem 0.35rem;
  display: flex;
  gap: 0.3rem;
  align-items: center;
  opacity: 0.55;
}

.stepper li .step-num {
  font-weight: 700;
  opacity: 0.7;
}

.stepper li.active {
  opacity: 1;
  border-color: var(--cream);
  background: rgba(242, 237, 227, 0.12);
}

.stepper li.done {
  opacity: 0.9;
}

.stepper li.done .step-num::before {
  content: "✓";
}

.progress-track {
  width: 100%;
  height: 4px;
  background: rgba(242, 237, 227, 0.25);
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--cream);
  transition: width 15s linear;
}

.tutorial-body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.15rem 0;
}

.tutorial-stagelabel {
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.68rem;
  opacity: 0.75;
}

.tutorial-friendly {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.95rem;
  line-height: 1.5;
}

.tutorial-underhood {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.68rem;
  line-height: 1.5;
  opacity: 0.8;
  border-left: 2px solid rgba(242, 237, 227, 0.5);
  padding-left: 0.55rem;
}

.tutorial-status {
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-top: 1px dotted var(--cream);
  padding-top: 0.5rem;
}

/* ---------------------------------------------------------------------- */
/* Pixelation state hooks                                                  */
/* ---------------------------------------------------------------------- */

.pixel-heavy  { filter: url(#pixelate-heavy); }
.pixel-medium { filter: url(#pixelate-medium); }
.pixel-light  { filter: url(#pixelate-light); }

/* ---------------------------------------------------------------------- */
/* Break the font - a jarring letter/word-spacing distortion layered on   */
/* top of the swapped --display/--sans/--mono custom properties, so the   */
/* break reads clearly even offline before/without the Google Fonts load. */
/* ---------------------------------------------------------------------- */

.font-broken .eyebrow,
.font-broken .band-meta,
.font-broken .about-head {
  letter-spacing: 0.32em;
}

.font-broken .headline {
  letter-spacing: 0.05em;
  word-spacing: 0.5em;
}

.font-broken .about-copy,
.font-broken .sidebar-nav a,
.font-broken .wordmark {
  letter-spacing: 0.14em;
  word-spacing: 0.35em;
}

/* ---------------------------------------------------------------------- */
/* Break the format - scattered text blocks. Transitions are added/       */
/* removed inline by app.js so they only apply while a run is animating.  */
/* ---------------------------------------------------------------------- */

.format-target {
  will-change: transform;
}

/* ---------------------------------------------------------------------- */
/* Responsive                                                              */
/* ---------------------------------------------------------------------- */

@media (max-width: 720px) {
  /* Below this width the docked panel becomes a full-width bottom sheet. */
  .tutorial-panel {
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-height: 80vh;
    border-left: none;
    border-right: none;
    border-bottom: none;
  }

  .layout {
    flex-direction: column;
  }

  .sidebar {
    position: relative;
    height: auto;
    width: 100%;
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    border-right: none;
    border-bottom: 2px dotted var(--cream);
    padding: 1rem 1.25rem;
  }

  .sidebar-top {
    flex-direction: row;
    align-items: center;
    gap: 0.6rem;
  }

  .sidebar-nav {
    flex-direction: row;
    flex-wrap: wrap;
    margin: 0;
    gap: 1rem;
  }

  .sidebar-foot {
    border-top: none;
    padding-top: 0;
    margin-left: auto;
  }

  .loop-tiles {
    grid-template-columns: repeat(2, 1fr);
  }

  .loop-charts {
    grid-template-columns: 1fr;
  }

  .loop-tile-label {
    padding-right: 0;
  }

  .loop-tile .badge {
    position: static;
    margin-bottom: 0.15rem;
  }

  .loop-engine-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .loop-ring {
    flex-wrap: wrap;
  }

  .loop-ring li {
    flex: 1 1 calc(33% - 0.6rem);
  }

  .loop-ring li:not(:last-child)::after {
    display: none;
  }
}