:root {
  color-scheme: light;
  --bg: #f7f0e5;
  --bg-secondary: #ead9c6;
  --surface: #fff6eb;
  --surface-strong: #fffdf8;
  --panel-strong: #fff2df;
  --panel-border: rgba(29, 38, 57, 0.12);
  --text-strong: #182033;
  --text-muted: #5c6475;
  --accent: #d86c42;
  --accent-strong: #b4522d;
  --accent-soft: rgba(216, 108, 66, 0.14);
  --accent-alt: #137c74;
  --accent-alt-soft: rgba(19, 124, 116, 0.12);
  --ring-muted: rgba(24, 32, 51, 0.14);
  --shadow-strong: 0 30px 70px rgba(66, 45, 23, 0.14);
  --shadow-soft: 0 18px 40px rgba(66, 45, 23, 0.1);
  --coin-front-a: #ffe2a8;
  --coin-front-b: #f3b861;
  --coin-back-a: #f6a98d;
  --coin-back-b: #df6a45;
  --success: #0f8e71;
  --orb-a: rgba(216, 108, 66, 0.2);
  --orb-b: rgba(19, 124, 116, 0.14);
  --orb-c: rgba(243, 184, 97, 0.12);
  --grid-line: rgba(255, 255, 255, 0.06);
  --field-bg: rgba(255, 255, 255, 0.78);
  --stage-shell: linear-gradient(145deg, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0.06));
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #07111b;
  --bg-secondary: #102133;
  --surface: #0f1b29;
  --surface-strong: #132538;
  --panel-strong: #192c40;
  --panel-border: rgba(189, 205, 225, 0.16);
  --text-strong: #eef3ff;
  --text-muted: #b3c0d4;
  --accent: #ff9167;
  --accent-strong: #ffc1a3;
  --accent-soft: rgba(255, 145, 103, 0.16);
  --accent-alt: #5ac5b7;
  --accent-alt-soft: rgba(90, 197, 183, 0.16);
  --ring-muted: rgba(226, 236, 248, 0.16);
  --shadow-strong: 0 30px 70px rgba(0, 0, 0, 0.34);
  --shadow-soft: 0 20px 46px rgba(0, 0, 0, 0.28);
  --coin-front-a: #ffe0a1;
  --coin-front-b: #c68f35;
  --coin-back-a: #ffb194;
  --coin-back-b: #cf5f3e;
  --success: #52d2ae;
  --orb-a: rgba(255, 145, 103, 0.08);
  --orb-b: rgba(90, 197, 183, 0.1);
  --orb-c: rgba(11, 21, 34, 0.18);
  --grid-line: rgba(255, 255, 255, 0.028);
  --field-bg: rgba(11, 21, 34, 0.9);
  --stage-shell: linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.03));
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable both-edges;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--text-strong);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.52), transparent 30%),
    radial-gradient(circle at right 20%, rgba(19, 124, 116, 0.12), transparent 30%),
    linear-gradient(145deg, var(--bg) 0%, var(--bg-secondary) 100%);
  position: relative;
  overflow-x: hidden;
  overflow-y: auto;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
}

body::before {
  background:
    radial-gradient(circle at 15% 18%, var(--orb-a), transparent 18rem),
    radial-gradient(circle at 82% 14%, var(--orb-b), transparent 20rem),
    radial-gradient(circle at 78% 82%, var(--orb-c), transparent 22rem);
  z-index: -2;
}

body::after {
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), transparent 70%);
  z-index: -1;
}

body.modal-open {
  overflow: hidden;
}

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

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

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

[hidden] {
  display: none !important;
}

.page-shell {
  width: min(1240px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 2rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.5rem 0 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  max-width: min(100%, 34rem);
}

.brand-logo {
  display: none;
  width: min(100%, 30rem);
  height: auto;
}

:root[data-theme="light"] .brand-logo-light,
:root[data-theme="dark"] .brand-logo-dark {
  display: block;
}

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

.theme-toggle {
  border: 0;
  background: transparent;
  padding: 0;
}

.theme-toggle-track {
  position: relative;
  width: 6rem;
  height: 3.15rem;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0.8rem;
  background: linear-gradient(160deg, var(--surface-strong), var(--surface));
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow-soft);
}

.theme-toggle-thumb {
  position: absolute;
  top: 0.32rem;
  left: 0.36rem;
  width: 2.45rem;
  height: 2.45rem;
  border-radius: 50%;
  background: linear-gradient(160deg, var(--panel-strong), rgba(255, 255, 255, 0.86));
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
  transition: transform 220ms ease;
}

:root[data-theme="dark"] .theme-toggle-thumb {
  transform: translateX(2.82rem);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.06));
}

.theme-icon {
  position: relative;
  z-index: 1;
  width: 1.2rem;
  height: 1.2rem;
  color: var(--text-muted);
}

.theme-icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.theme-icon-moon svg {
  fill: currentColor;
  stroke: none;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: 1.35rem;
  align-items: start;
}

.intro-card,
.panel {
  border-radius: 2rem;
  border: 1px solid var(--panel-border);
  background: linear-gradient(165deg, var(--surface-strong), var(--surface));
  box-shadow: var(--shadow-strong);
}

.intro-card {
  position: sticky;
  top: 1rem;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  overflow: hidden;
}

.intro-card::after {
  content: "";
  position: absolute;
  width: 18rem;
  height: 18rem;
  right: -7rem;
  bottom: -8rem;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(216, 108, 66, 0.22), transparent 58%),
    radial-gradient(circle at 35% 40%, rgba(19, 124, 116, 0.18), transparent 48%);
  pointer-events: none;
}

.eyebrow {
  margin: 0 0 0.85rem;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-alt);
}

.intro-card h1,
.panel-header h2,
.summary-card h2,
.modal-card h2 {
  font-family: "Fraunces", serif;
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.intro-card h1 {
  margin: 0;
  font-size: clamp(2.6rem, 4vw, 4.2rem);
  max-width: 12ch;
}

.lead {
  margin: 1rem 0 1.4rem;
  max-width: 30rem;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.mode-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.mode-tab {
  border: 1px solid transparent;
  border-radius: 1.2rem;
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, 0.2);
  color: var(--text-strong);
  font-weight: 700;
  text-align: center;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.mode-tab:hover {
  transform: translateY(-1px);
}

.mode-tab.is-active {
  background: linear-gradient(135deg, var(--accent-soft), rgba(255, 255, 255, 0.22));
  border-color: rgba(216, 108, 66, 0.2);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.summary-card {
  position: relative;
  z-index: 1;
  margin-bottom: 1.1rem;
  padding: 1.15rem 1.2rem;
  border-radius: 1.4rem;
  background: linear-gradient(155deg, var(--surface-strong), var(--panel-strong));
  border: 1px solid var(--panel-border);
}

.summary-label {
  margin: 0 0 0.55rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.summary-card h2 {
  margin: 0;
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
}

.summary-card p:last-child {
  margin: 0.7rem 0 0;
  color: var(--text-muted);
  line-height: 1.65;
}

.experience-shell {
  min-width: 0;
}

.panel {
  padding: clamp(1.35rem, 2vw, 2.15rem);
}

.panel-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1.4rem;
  margin-bottom: 1.35rem;
}

.panel-header h2 {
  margin: 0;
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  max-width: 15ch;
}

.panel-copy {
  margin: 0;
  max-width: 29rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.decision-grid {
  display: grid;
  gap: 1.1rem;
}

.decision-grid-coin {
  grid-template-columns: 1.15fr 0.85fr;
}

.decision-grid-wheel {
  grid-template-columns: minmax(300px, 380px) minmax(0, 1fr);
}

.visual-card,
.control-card {
  min-width: 0;
  border-radius: 1.6rem;
  background: linear-gradient(160deg, var(--surface-strong), var(--panel-strong));
  border: 1px solid var(--panel-border);
  padding: clamp(1.05rem, 2vw, 1.4rem);
}

.visual-card {
  display: grid;
  align-content: start;
  gap: 1rem;
}

.control-card {
  display: grid;
  align-content: start;
  gap: 1rem;
}

.coin-stage,
.wheel-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 320px;
  border-radius: 1.5rem;
  overflow: hidden;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.28), transparent 45%),
    var(--stage-shell);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.coin-stage {
  perspective: 1400px;
  padding: 1.2rem;
}

.coin-shadow {
  position: absolute;
  width: clamp(170px, 30vw, 220px);
  height: 2rem;
  border-radius: 999px;
  background: rgba(12, 18, 28, 0.2);
  filter: blur(12px);
  transform: translateY(8.2rem);
}

.coin-stage.is-flipping .coin-shadow {
  animation: coin-shadow-pulse 1.6s ease-in-out;
}

.coin-trigger {
  border: 0;
  padding: 0;
  background: transparent;
  display: grid;
  place-items: center;
  border-radius: 50%;
  transition: transform 180ms ease;
}

.coin-trigger:hover:not(:disabled) {
  transform: translateY(-2px);
}

.coin-trigger:disabled {
  cursor: not-allowed;
}

.coin {
  position: relative;
  width: clamp(180px, 35vw, 240px);
  aspect-ratio: 1;
  display: block;
  transform-style: preserve-3d;
  will-change: transform;
}

.coin-face {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  border-radius: 50%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border: 10px solid rgba(255, 255, 255, 0.34);
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.46),
    inset 0 -10px 24px rgba(0, 0, 0, 0.12),
    0 16px 30px rgba(0, 0, 0, 0.16);
}

.coin-front {
  transform: translateZ(1px);
  background: linear-gradient(160deg, var(--coin-front-a), var(--coin-front-b));
}

.coin-back {
  transform: rotateX(180deg) translateZ(1px);
  background: linear-gradient(160deg, var(--coin-back-a), var(--coin-back-b));
}

.coin-rim {
  position: absolute;
  inset: 0.95rem;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.72);
  opacity: 0.85;
}

.coin-face-label {
  position: relative;
  z-index: 1;
  transform: translateZ(2px);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  font-family: "Fraunces", serif;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: rgba(24, 32, 51, 0.82);
}

.visual-note {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.status-dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  flex: 0 0 auto;
  background: var(--success);
  box-shadow: 0 0 0 0.35rem rgba(15, 142, 113, 0.14);
}

:root[data-theme="dark"] .status-dot {
  box-shadow: 0 0 0 0.35rem rgba(82, 210, 174, 0.16);
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.stat-pill {
  display: grid;
  gap: 0.3rem;
  padding: 1rem;
  border-radius: 1.2rem;
  background: linear-gradient(160deg, var(--surface-strong), var(--panel-strong));
  border: 1px solid var(--panel-border);
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.stat-pill strong {
  font-size: 1.05rem;
}

.primary-button,
.secondary-button,
.ghost-button {
  border-radius: 1rem;
  font-weight: 800;
  border: 1px solid transparent;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease;
}

.primary-button:hover,
.secondary-button:hover,
.ghost-button:hover {
  transform: translateY(-1px);
}

.primary-button:disabled,
.secondary-button:disabled,
.ghost-button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.primary-button {
  padding: 1rem 1.2rem;
  color: #fff;
  background: linear-gradient(145deg, var(--accent), var(--accent-strong));
  box-shadow: 0 14px 24px rgba(216, 108, 66, 0.24);
}

.secondary-button {
  padding: 0.95rem 1.15rem;
  color: var(--text-strong);
  background: linear-gradient(160deg, var(--surface-strong), var(--panel-strong));
  border-color: var(--panel-border);
}

.ghost-button {
  padding: 0.7rem 0.95rem;
  color: var(--text-strong);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  border-color: var(--panel-border);
}

.fine-print {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.65;
}

.count-card {
  display: grid;
  gap: 0.85rem;
}

.range-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-weight: 800;
}

.count-input {
  width: 4.4rem;
  padding: 0.55rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--panel-border);
  background: var(--field-bg);
  color: var(--accent-strong);
  text-align: center;
  font-weight: 800;
}

.count-input::-webkit-outer-spin-button,
.count-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.count-input[type="number"] {
  -moz-appearance: textfield;
}

.count-input::placeholder {
  color: var(--text-muted);
}

.range-input {
  appearance: none;
  width: 100%;
  height: 0.7rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-alt));
  outline: none;
}

.range-input::-webkit-slider-thumb {
  appearance: none;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background: var(--panel-strong);
  border: 3px solid var(--accent);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.16);
}

.range-input::-moz-range-thumb {
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 50%;
  background: var(--panel-strong);
  border: 3px solid var(--accent);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.16);
}

.labels-section {
  display: grid;
  gap: 0.9rem;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.section-heading h3 {
  margin: 0;
  font-size: 1rem;
}

.label-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.label-field {
  display: grid;
  gap: 0.55rem;
  padding: 0.9rem;
  border-radius: 1.15rem;
  border: 1px solid var(--panel-border);
  background: linear-gradient(160deg, var(--surface-strong), var(--panel-strong));
}

.label-field-header {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.92rem;
  font-weight: 700;
}

.color-chip {
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 50%;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.44);
}

.label-field input {
  width: 100%;
  border: 1px solid transparent;
  border-radius: 0.9rem;
  padding: 0.85rem 0.95rem;
  background: var(--field-bg);
  color: #182033;
}

:root[data-theme="dark"] .label-field input {
  background: var(--field-bg);
  color: var(--text-strong);
}

.label-field input::placeholder {
  color: #7c8597;
}

.label-field input:disabled {
  opacity: 0.6;
}

.wheel-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.wheel-stage {
  padding: clamp(1rem, 2.5vw, 1.4rem);
  min-height: clamp(340px, 50vw, 520px);
}

.wheel-trigger {
  position: relative;
  display: grid;
  place-items: center;
  border: 0;
  padding: 0;
  background: transparent;
  border-radius: 50%;
  transition: transform 180ms ease;
}

.wheel-trigger:hover:not(:disabled) {
  transform: translateY(-2px);
}

.wheel-trigger:disabled {
  cursor: not-allowed;
}

.wheel-stage canvas {
  width: min(100%, 500px);
  height: auto;
}

.wheel-pointer {
  position: absolute;
  top: 0.65rem;
  left: 50%;
  width: 0;
  height: 0;
  border-left: 16px solid transparent;
  border-right: 16px solid transparent;
  border-top: 28px solid var(--text-strong);
  transform: translateX(-50%);
  z-index: 2;
  filter: drop-shadow(0 6px 10px rgba(0, 0, 0, 0.18));
}

.wheel-core {
  position: absolute;
  display: grid;
  place-items: center;
  width: clamp(86px, 18vw, 114px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: linear-gradient(150deg, var(--surface-strong), var(--panel-strong));
  border: 1px solid var(--panel-border);
  box-shadow: 0 14px 26px rgba(0, 0, 0, 0.16);
  font-family: "Fraunces", serif;
  font-size: clamp(1rem, 2vw, 1.25rem);
  letter-spacing: -0.02em;
  z-index: 1;
}

.result-modal {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: 1rem;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 8, 15, 0.48);
  backdrop-filter: blur(10px);
}

.modal-card {
  position: relative;
  z-index: 1;
  width: min(100%, 540px);
  padding: 2.2rem 1.5rem 1.5rem;
  border-radius: 1.8rem;
  overflow: hidden;
  background: linear-gradient(160deg, var(--surface-strong), var(--surface));
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow-strong);
  text-align: center;
  animation: modal-in 240ms ease;
}

.modal-card h2 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 3.2rem);
}

.modal-card p {
  margin: 0;
}

#resultDescription {
  margin-top: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.modal-close {
  position: absolute;
  top: 0.9rem;
  right: 0.9rem;
  width: 2.3rem;
  height: 2.3rem;
  border: 1px solid var(--panel-border);
  border-radius: 999px;
  background: linear-gradient(160deg, var(--surface-strong), var(--panel-strong));
  color: var(--text-strong);
  font-size: 1rem;
  font-weight: 800;
}

.seo-section {
  margin-top: 1.35rem;
}

.seo-card {
  padding: 1.35rem 1.45rem;
  border-radius: 1.6rem;
  border: 1px solid var(--panel-border);
  background: linear-gradient(165deg, var(--surface-strong), var(--surface));
  box-shadow: var(--shadow-soft);
}

.seo-card h2 {
  margin: 0;
  font-family: "Fraunces", serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
}

.seo-card p {
  margin: 0.8rem 0 0;
  max-width: 76ch;
  color: var(--text-muted);
  line-height: 1.7;
}

.modal-actions {
  display: flex;
  justify-content: center;
  gap: 0.85rem;
  margin-top: 1.4rem;
  flex-wrap: wrap;
}

.confetti-layer {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.confetti-piece {
  position: absolute;
  top: -12%;
  left: 50%;
  width: var(--piece-size);
  height: calc(var(--piece-size) * 1.8);
  border-radius: 0.2rem;
  background: var(--piece-color);
  opacity: 0;
  transform-origin: center;
  animation: confetti-fall var(--fall-duration) ease-out forwards;
  animation-delay: var(--fall-delay);
}

.noscript-note {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  padding: 0.95rem 1rem;
  border-radius: 1rem;
  background: #182033;
  color: #fff;
  text-align: center;
}

@keyframes panel-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes confetti-fall {
  0% {
    opacity: 0;
    transform: translate3d(var(--x-start), -20px, 0) rotate(0deg);
  }
  12% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translate3d(var(--x-end), 360px, 0) rotate(var(--rotation-end));
  }
}

@keyframes coin-shadow-pulse {
  0%,
  100% {
    transform: translateY(8.2rem) scale(1);
    opacity: 0.22;
  }
  35% {
    transform: translateY(9.8rem) scale(0.68);
    opacity: 0.14;
  }
  72% {
    transform: translateY(7.5rem) scale(1.12);
    opacity: 0.3;
  }
}

.panel.is-active {
  animation: panel-in 220ms ease;
}

@media (max-width: 1080px) {
  .workspace,
  .decision-grid-coin,
  .decision-grid-wheel {
    grid-template-columns: 1fr;
  }

  .intro-card {
    position: relative;
    top: auto;
  }

  .panel-header {
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 1rem, 1240px);
    padding-top: 0.65rem;
  }

  .topbar {
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
  }

  .brand {
    flex: 1 1 auto;
    min-width: 0;
    max-width: min(100%, 16.5rem);
  }

  .brand-logo {
    width: 100%;
  }

  .theme-toggle {
    flex: 0 0 auto;
    align-self: auto;
  }

  .intro-card,
  .panel {
    border-radius: 1.5rem;
  }

  .mode-switch,
  .wheel-actions,
  .label-grid,
  .stat-row {
    grid-template-columns: 1fr;
  }

  .section-heading {
    flex-direction: column;
    align-items: stretch;
  }

  .coin-stage,
  .wheel-stage {
    min-height: 280px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}