:root {
  color-scheme: dark;
  --inner-bg: #0f0c09;
  --inner-bg-soft: #17120e;
  --inner-panel: rgba(34, 27, 21, 0.88);
  --inner-panel-soft: rgba(255, 244, 226, 0.055);
  --inner-border: rgba(232, 190, 118, 0.18);
  --inner-text: #f7efe3;
  --inner-muted: #cbbda8;
  --inner-dim: #9a8a76;
  --inner-gold: #e1b56a;
  --inner-teal: #91d7ca;
  --inner-rose: #e7a38b;
  --inner-violet: #b9a5f0;
  --inner-green: #a6d2a3;
  --inner-shadow: 0 26px 70px rgba(0, 0, 0, 0.38);
  --inner-radius: 8px;
  --inner-max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--inner-bg);
}

body.inner-page {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(145, 215, 202, 0.12), transparent 30rem),
    linear-gradient(145deg, #0f0c09 0%, #17120e 54%, #111018 100%);
  color: var(--inner-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.58;
}

body.inner-page a {
  color: inherit;
}

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

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

.skip-link {
  position: absolute;
  left: 12px;
  top: 12px;
  z-index: 20;
  transform: translateY(-150%);
  padding: 10px 14px;
  border-radius: var(--inner-radius);
  background: var(--inner-teal);
  color: #07110f;
  font-weight: 850;
}

.skip-link:focus {
  transform: translateY(0);
}

.inner-top {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--inner-border);
  background: rgba(15, 12, 9, 0.9);
  backdrop-filter: blur(14px);
}

.inner-nav,
.inner-shell,
.inner-footer {
  width: min(100% - 28px, var(--inner-max));
  margin: 0 auto;
}

.inner-nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.inner-brand,
.inner-nav__links,
.hero__actions,
.chain,
.button-row,
.filter-row,
.inner-footer {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.inner-brand {
  text-decoration: none;
}

.inner-brand__mark {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(225, 181, 106, 0.4);
  border-radius: var(--inner-radius);
  background:
    linear-gradient(145deg, rgba(225, 181, 106, 0.18), rgba(145, 215, 202, 0.08)),
    rgba(255, 255, 255, 0.04);
  color: var(--inner-gold);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.inner-brand strong,
.inner-brand small {
  display: block;
}

.inner-brand small {
  color: var(--inner-muted);
  font-size: 0.78rem;
}

.inner-nav__links a,
.inner-footer a {
  padding: 8px 10px;
  border: 1px solid var(--inner-border);
  border-radius: var(--inner-radius);
  background: rgba(255, 255, 255, 0.035);
  color: var(--inner-muted);
  text-decoration: none;
}

.inner-nav__links a:hover,
.inner-footer a:hover {
  border-color: rgba(145, 215, 202, 0.45);
  color: var(--inner-text);
}

.inner-shell {
  padding: 24px 0 42px;
  display: grid;
  gap: 22px;
}

.hero,
.panel,
.runner-main,
.runner-side,
.settings-panel,
.disclaimer {
  border: 1px solid var(--inner-border);
  border-radius: var(--inner-radius);
  background: var(--inner-panel);
  box-shadow: var(--inner-shadow);
}

.hero {
  display: grid;
  gap: 18px;
  padding: clamp(22px, 5vw, 44px);
}

.hero__copy,
.section-heading,
.runner-main,
.runner-side {
  display: grid;
  gap: 14px;
}

.kicker {
  margin: 0;
  color: var(--inner-gold);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 0;
  font-size: clamp(3rem, 11vw, 6.5rem);
  line-height: 0.9;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(1.55rem, 4vw, 3rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.hero__subtitle {
  max-width: 780px;
  margin-bottom: 0;
  color: #f1dfc4;
  font-size: clamp(1.15rem, 2vw, 1.35rem);
}

.hero__text,
.section-heading p,
.visual-stage__copy p,
.runner-main p,
.runner-side p,
.status-text,
.disclaimer {
  color: var(--inner-muted);
}

.hero__text {
  max-width: 850px;
  margin-bottom: 0;
}

.chain span {
  padding: 8px 10px;
  border: 1px solid rgba(145, 215, 202, 0.2);
  border-radius: var(--inner-radius);
  background: rgba(145, 215, 202, 0.06);
  color: var(--inner-teal);
  font-weight: 750;
}

.inner-button,
.filter-button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 13px;
  border: 1px solid var(--inner-border);
  border-radius: var(--inner-radius);
  background: rgba(255, 255, 255, 0.045);
  color: var(--inner-text);
  text-decoration: none;
  cursor: pointer;
}

.inner-button:hover:not(:disabled),
.filter-button:hover {
  border-color: rgba(145, 215, 202, 0.45);
  background: rgba(145, 215, 202, 0.1);
}

.inner-button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.inner-button--primary,
.filter-button.is-active {
  border-color: rgba(225, 181, 106, 0.65);
  background: var(--inner-gold);
  color: #130d06;
  font-weight: 850;
}

.visual-stage {
  min-height: 520px;
  display: grid;
  gap: 18px;
  align-items: center;
}

.visual-stage__copy {
  display: grid;
  gap: 10px;
}

.canvas-wrap {
  position: relative;
  min-height: 340px;
  display: grid;
  place-items: center;
}

#alignmentCanvas {
  width: 100%;
  height: min(68vh, 560px);
  min-height: 340px;
  display: block;
}

.scene-fallback {
  position: absolute;
  inset: auto 18px 18px;
  padding: 12px;
  border: 1px solid var(--inner-border);
  border-radius: var(--inner-radius);
  background: rgba(15, 12, 9, 0.86);
  color: var(--inner-muted);
}

.settings-panel {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px;
}

.switch-field {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.switch-field input {
  width: 22px;
  height: 22px;
  accent-color: var(--inner-gold);
}

.panel,
.runner-main,
.runner-side {
  padding: clamp(18px, 4vw, 28px);
}

.practice-grid {
  display: grid;
  gap: 12px;
}

.practice-card {
  min-height: 172px;
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 16px;
  border: 1px solid var(--inner-border);
  border-radius: var(--inner-radius);
  background: var(--inner-panel-soft);
  color: var(--inner-text);
  text-align: left;
  cursor: pointer;
}

.practice-card:hover,
.practice-card.is-active {
  border-color: rgba(225, 181, 106, 0.5);
  background: rgba(225, 181, 106, 0.09);
}

.practice-card strong,
.practice-card span,
.practice-card small {
  display: block;
}

.practice-card__category {
  color: var(--inner-teal);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.practice-card small {
  color: var(--inner-dim);
}

.runner-layout {
  display: grid;
  gap: 18px;
}

.timer-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.timer-strip div {
  min-height: 84px;
  display: grid;
  gap: 4px;
  align-content: center;
  padding: 14px;
  border: 1px solid var(--inner-border);
  border-radius: var(--inner-radius);
  background: rgba(0, 0, 0, 0.14);
}

.timer-label {
  color: var(--inner-dim);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.timer-strip strong {
  color: var(--inner-text);
  font-size: clamp(1.12rem, 3vw, 1.7rem);
  line-height: 1;
}

progress {
  width: 100%;
  height: 12px;
  overflow: hidden;
  border: 1px solid rgba(225, 181, 106, 0.26);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.18);
}

progress::-webkit-progress-bar {
  background: rgba(0, 0, 0, 0.18);
}

progress::-webkit-progress-value {
  background: linear-gradient(90deg, var(--inner-gold), var(--inner-teal));
}

progress::-moz-progress-bar {
  background: linear-gradient(90deg, var(--inner-gold), var(--inner-teal));
}

.instruction-panel,
.session-item {
  padding: 16px;
  border: 1px solid var(--inner-border);
  border-radius: var(--inner-radius);
  background: rgba(0, 0, 0, 0.14);
}

.step-counter {
  margin-bottom: 10px;
  color: var(--inner-gold);
  font-weight: 850;
}

#instructionList {
  margin: 0;
  padding-left: 22px;
  color: var(--inner-muted);
}

#instructionList li {
  padding: 6px 0;
}

#instructionList li.is-active {
  color: var(--inner-text);
  font-weight: 800;
}

.prompt {
  padding: 13px;
  border: 1px solid rgba(145, 215, 202, 0.24);
  border-radius: var(--inner-radius);
  background: rgba(145, 215, 202, 0.07);
}

.text-field {
  display: grid;
  gap: 8px;
  color: var(--inner-text);
  font-weight: 800;
}

.text-field input,
.text-field textarea {
  width: 100%;
  border: 1px solid var(--inner-border);
  border-radius: var(--inner-radius);
  background: rgba(8, 6, 5, 0.72);
  color: var(--inner-text);
}

.text-field input {
  min-height: 44px;
  padding: 9px 11px;
}

.text-field textarea {
  min-height: 112px;
  padding: 10px 11px;
  resize: vertical;
}

.status-text {
  min-height: 1.4em;
  margin-bottom: 0;
}

.session-list {
  display: grid;
  gap: 10px;
}

.session-item {
  display: grid;
  gap: 4px;
}

.session-item strong,
.session-item small,
.session-item span {
  display: block;
}

.session-item small,
.empty-state {
  color: var(--inner-dim);
}

.empty-state {
  margin-bottom: 0;
}

.disclaimer {
  padding: 16px;
  background:
    linear-gradient(135deg, rgba(231, 163, 139, 0.12), rgba(255, 255, 255, 0.04)),
    var(--inner-panel);
}

.inner-footer {
  padding: 0 0 44px;
}

body[data-reduce-motion="true"] *,
body[data-reduce-motion="true"] *::before,
body[data-reduce-motion="true"] *::after {
  scroll-behavior: auto !important;
  animation-duration: 0.001ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.001ms !important;
}

@media (min-width: 760px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

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

  .visual-stage {
    grid-template-columns: minmax(260px, 0.55fr) minmax(0, 1fr);
  }

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

  .runner-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  }
}

@media (min-width: 1080px) {
  .practice-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .inner-nav {
    align-items: flex-start;
  }

  .inner-nav__links {
    justify-content: flex-start;
  }

  .settings-panel,
  .timer-strip {
    grid-template-columns: 1fr;
  }

  .settings-panel {
    display: grid;
  }

  .inner-button {
    width: 100%;
  }

  .hero__actions .inner-button,
  .button-row .inner-button {
    width: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}