:root {
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: radial-gradient(circle at top, #0f1d35 0%, #09111e 52%, #06090f 100%);
  color: #f5f6f7;
  font: 14px/1.5 "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

.status {
  position: fixed;
  top: 10px;
  left: 12px;
  font: 12px/1.2 "JetBrains Mono", "SFMono-Regular", Menlo, monospace;
  color: #d7c96b;
  z-index: 20;
}

.feedback-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(0, 255, 128, 0.85), rgba(0, 167, 255, 0.85));
  color: #031321;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 10px 30px rgba(0, 167, 255, 0.18);
  transition: transform 150ms ease, box-shadow 150ms ease;
}

.feedback-button:hover,
.feedback-button:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(0, 167, 255, 0.28);
}

.feedback-button:focus-visible {
  outline: 2px solid rgba(154, 223, 255, 0.85);
  outline-offset: 3px;
}

@media (max-width: 640px) {
  .feedback-button {
    padding: 10px 14px;
    font-size: 11px;
  }
}

.app {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: stretch;
  padding: 24px 18px 36px;
}

.legal {
  background: linear-gradient(180deg, rgba(10, 12, 18, 0.96) 0%, rgba(7, 8, 12, 0.98) 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 18px 28px;
  color: #d8dee9;
}

.legal__content {
  width: min(1100px, 100%);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 32px;
  text-align: center;
  font-size: 13px;
}

.legal__disclaimer {
  flex: 1 1 320px;
  margin: 0;
  color: #ffd3bf;
  background: rgba(255, 92, 0, 0.12);
  border: 1px solid rgba(255, 92, 0, 0.35);
  border-radius: 999px;
  padding: 10px 22px;
}

.legal__nav {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  font-size: 13px;
}

.legal__link {
  color: #7ab8ff;
  text-decoration: none;
  font-weight: 600;
  position: relative;
}

.legal__link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, rgba(122, 184, 255, 0.1), rgba(122, 184, 255, 0.8));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
}

.legal__link:focus-visible::after,
.legal__link:hover::after {
  transform: scaleX(1);
}

.legal__link:focus-visible {
  outline: none;
  text-decoration: underline;
}

.legal__copyright {
  margin: 0;
  color: #9fa7bf;
  font-size: 12px;
}

.legal__feedback {
  margin-left: auto;
}

.page-footer {
  padding: 0 18px 28px;
}

.page-footer__content {
  width: min(1240px, 100%);
  margin: 0 auto;
  display: flex;
  justify-content: flex-end;
}

.page-footer__feedback {
  margin-left: auto;
}

.legal__copyright a {
  color: #9adfff;
}

.legal__copyright a:hover,
.legal__copyright a:focus {
  text-decoration: underline;
}

@media (max-width: 640px) {
  .legal__content {
    flex-direction: column;
    gap: 14px;
  }

  .legal__disclaimer {
    border-radius: 16px;
  }

  .legal__nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}

.layout {
  width: min(1180px, 100%);
  display: grid;
  grid-template-columns: minmax(250px, 1fr) minmax(340px, auto) minmax(250px, 1fr);
  grid-template-areas: 'left center right';
  gap: 18px;
  align-items: start;
}

.panel {
  padding: 16px 18px 20px;
  background: linear-gradient(180deg, rgba(16, 16, 23, 0.94) 0%, rgba(9, 9, 14, 0.96) 100%);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: visible;
}

.panel--bottom {
  padding: 14px 18px 16px;
  background: linear-gradient(180deg, rgba(14, 14, 22, 0.95) 0%, rgba(8, 8, 12, 0.96) 100%);
  border-radius: 20px;
  align-self: center;
  width: min(100%, 640px, 52vw);
}

.panel--left {
  grid-area: left;
}

.panel--right {
  grid-area: right;
}

.center-column {
  grid-area: center;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
}

.panel__stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.panel__header h1 {
  margin: 0;
  font-size: 22px;
  letter-spacing: 0.03em;
}

.subtitle {
  margin: 4px 0 0;
  color: #9fa7bf;
  font-size: 13px;
}

.group {
  padding: 0;
  border-radius: 12px;
  background: rgba(18, 18, 24, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.group--stretch {
  height: 100%;
}

.group__content {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 8px 12px 12px;
}

.group__content.compact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px;
  align-items: start;
}

.group__content .compact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px;
}

.group--stretch > .group__content {
  flex: 1 1 auto;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.field span {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #9aa2ba;
}

.field.compact span {
  font-size: 11px;
}

input,
select,
textarea,
button {
  background: rgba(20, 20, 28, 0.8);
  color: #f5f6f7;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 5px 7px;
  font: inherit;
  transition: border-color 0.2s ease, background 0.2s ease;
}

input:focus,
select:focus,
textarea:focus,
button:focus {
  outline: none;
  border-color: #7c8cff;
  background: rgba(30, 32, 44, 0.9);
}

textarea {
  resize: vertical;
  min-height: 48px;
}

.row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.row.inline {
  flex-direction: row;
  gap: 6px;
}

.row--split {
  width: 100%;
  align-items: stretch;
}

.row--split .field {
  flex: 1 1 0;
}

.row.inline span {
  font-size: 12px;
  letter-spacing: 0.05em;
}

.inline-checkbox {
  padding: 6px 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  background: rgba(24, 24, 32, 0.6);
  justify-content: flex-start;
}

.inline-checkbox input {
  margin: 0;
}

.overlay-custom {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 6px;
  padding: 4px 0 6px;
}

.overlay-custom label {
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(20, 20, 30, 0.55);
}

#customRes {
  display: none;
}

#customSafeWrap {
  display: none;
}

details.group {
  border-radius: 12px;
  overflow: hidden;
}

details.group > summary {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0;
  padding: 10px 12px 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #a5b4ff;
  list-style: none;
}

details.group > summary::-webkit-details-marker {
  display: none;
}

details.group > summary::after {
  content: '▸';
  font-size: 12px;
  color: #7286ff;
  transition: transform 0.2s ease;
}

details.group[open] > summary::after {
  transform: rotate(90deg);
}

button {
  cursor: pointer;
}

button:hover:not(.program-output-button) {
  background: rgba(35, 37, 56, 0.85);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.button-row {
  display: flex;
  gap: 8px;
}

.help {
  font-size: 12px;
  color: #7f889c;
  margin: 0;
}

.note {
  font-size: 12px;
  color: #b7a76b;
}



.program-output-controls {
  display: flex;
  margin-top: 16px;
}

.program-output-button {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 22px;
  border-radius: 999px;
  border: none;
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  background: linear-gradient(135deg, #ffc857 0%, #ff9350 48%, #ff6f61 100%);
  color: #0a0c15;
  cursor: pointer;
  box-shadow: 0 12px 26px rgba(255, 120, 70, 0.28);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.program-output-button:hover:not([disabled]) {
  transform: translateY(-1px);
  box-shadow: 0 16px 32px rgba(255, 120, 70, 0.32);
  background: linear-gradient(135deg, #ffd46d 0%, #ffa76d 48%, #ff8b78 100%);
}

.program-output-button:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.8);
  outline-offset: 2px;
}

.program-output-button[data-state="starting"],
.program-output-button[data-state="running"] {
  background: linear-gradient(135deg, #332235 0%, #1b1c2c 100%);
  color: #ffffff;
  box-shadow: 0 12px 30px rgba(10, 12, 21, 0.45);
}

.program-output-button[data-state="starting"]:hover,
.program-output-button[data-state="running"]:hover {
  background: linear-gradient(135deg, #332235 0%, #1b1c2c 100%);
  transform: none;
  box-shadow: 0 12px 30px rgba(10, 12, 21, 0.45);
}

.program-output-button[data-state="starting"] {
  cursor: progress;
}

.program-output-button[disabled] {
  opacity: 1;
  cursor: not-allowed;
  transform: none;
  box-shadow: 0 0 0 rgba(0, 0, 0, 0);
}

.tone-group {
  margin-top: 12px;
}

.tone-controls {
  display: grid;
  gap: 12px;
}

.tone-toggle {
  align-items: center;
  gap: 10px;
}

.tone-toggle span {
  flex: 1;
}

.tone-help {
  margin: 0;
  font-size: 11px;
  color: #8a95b3;
}

.stage {
  position: relative;
  display: grid;
  place-items: center;
  padding: 16px 18px 14px;
  background: radial-gradient(circle at top, rgba(60, 70, 90, 0.16), transparent 58%);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 0;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.38);
  overflow: hidden;
}

.stage--program {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  background: #000;
  border-radius: 0;
  border: none;
  box-shadow: none;
}

canvas.canvas--program,
.stage--program canvas {
  width: auto;
  height: auto;
  max-width: 100vw;
  max-height: 100vh;
  border-radius: 0;
  border: none;
  box-shadow: none;
  background: #000;
}

canvas {
  width: min(100%, 640px);
  max-width: 52vw;
  max-height: 46vh;
  height: auto;
  border-radius: 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #111;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
}

@media (max-width: 1080px) {
  .layout {
    grid-template-columns: minmax(260px, 1fr) minmax(340px, auto);
    grid-template-areas:
      'left center'
      'right center';
  }

  .panel--bottom {
    order: 1;
  }
}

@media (max-width: 820px) {
  .layout {
    grid-template-columns: minmax(260px, 1fr);
    grid-template-areas:
      'center'
      'left'
      'right';
  }

  .panel,
  .stage {
    max-height: none;
  }

  .app {
    padding: 18px 14px 28px;
  }

  canvas {
    max-width: 100%;
    max-height: 48vh;
  }
}


code {
  font-family: "JetBrains Mono", "SFMono-Regular", Menlo, monospace;
  font-size: 0.92em;
}

.app--page {
  align-items: flex-start;
}

.page-shell {
  width: min(1240px, 100%);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(14, 22, 38, 0.96), rgba(8, 13, 22, 0.98));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.22);
}

.compact-topbar {
  padding-top: 12px;
  padding-bottom: 12px;
}

.topbar__brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.brand-wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 900;
  letter-spacing: 0.01em;
}

.brand-white {
  color: #ffffff;
}

.brand-dot {
  color: #8cff15;
}

.brand-pro {
  color: #ff6a00;
}

.app-kicker {
  color: #dbe6ff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.beta-pill {
  display: inline-flex;
  align-items: center;
  margin-left: 6px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(140, 255, 21, 0.14);
  border: 1px solid rgba(140, 255, 21, 0.35);
  color: #cfff97;
  font-size: 11px;
  letter-spacing: 0.12em;
}

.mode-nav {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.mode-button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 34px;
  padding: 7px 11px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: #f5f7ff;
  text-decoration: none;
  font-weight: 700;
  transition: background 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.mode-button:hover,
.mode-button:focus-visible,
.button:hover,
.button:focus-visible {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.22);
  transform: translateY(-1px);
}

.mode-button {
  font-size: 13px;
}

.mode-button.is-active {
  border-color: rgba(140, 255, 21, 0.45);
  background: linear-gradient(135deg, rgba(140, 255, 21, 0.18), rgba(255, 106, 0, 0.14));
}

.button--ghost {
  background: rgba(255, 255, 255, 0.03);
}

.button--small {
  min-height: 34px;
  padding: 8px 12px;
  font-size: 12px;
}

.align-end {
  align-self: end;
}

.panel__header--compact h1 {
  font-size: 18px;
}

.panel__header--compact .subtitle {
  max-width: 30ch;
}

.custom-layout {
  display: grid;
  grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.panel--custom-sidebar {
  min-width: 0;
}

.custom-stage {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-width: 0;
}

.panel--stage-frame {
  padding: 18px;
}

.stage--custom-preview {
  min-height: min(62vh, 680px);
}

.panel--custom-bottom {
  width: 100%;
  max-width: none;
}

.compact-grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.compact-grid--4 {
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.field-inline-checkbox,
.row-inline {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.option-list {
  display: grid;
  gap: 8px;
}

.option-list--two-col {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.option-list label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
}

.export-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.helper-copy {
  margin: 0;
  color: #aeb7cc;
  font-size: 13px;
}

.note-box {
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: #dce3f7;
}

@media (max-width: 1080px) {
  .custom-layout,
  .layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      'left'
      'center'
      'right';
  }

  .panel--bottom,
  .panel--custom-bottom {
    width: 100%;
    max-width: none;
  }
}

@media (max-width: 760px) {
  .topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .mode-nav {
    justify-content: stretch;
  }

  .mode-button {
    flex: 1 1 160px;
  }
}

@media (max-width: 820px) {
  .legal__content,
  .page-footer__content {
    justify-content: center;
  }

  .legal__feedback,
  .page-footer__feedback {
    margin-left: 0;
  }
}


.build-meta {
  margin-top: 4px;
  color: rgba(230, 236, 241, 0.72);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.beta-helper {
  margin: 10px 0 0;
  color: #dfe6ec;
  font-size: 0.86rem;
  line-height: 1.45;
}

.beta-helper--muted {
  color: rgba(223, 230, 236, 0.72);
  font-size: 0.8rem;
}


.beta-gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
  background:
    radial-gradient(circle at top, rgba(136, 255, 173, 0.12), transparent 38%),
    radial-gradient(circle at bottom right, rgba(255, 106, 0, 0.12), transparent 32%),
    linear-gradient(180deg, #07111f 0%, #0a1730 100%);
}

.beta-gate__card {
  width: min(760px, 100%);
  padding: 28px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(10, 19, 38, 0.92);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.45);
}

.beta-gate__eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(223, 230, 236, 0.72);
}

.beta-gate__status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 14px;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #dfe6ec;
}

.beta-gate__status[data-state="checking"] {
  color: #f4d78c;
  border-color: rgba(244, 215, 140, 0.35);
  background: rgba(244, 215, 140, 0.12);
}

.beta-gate__status[data-state="ok"] {
  color: #88ffad;
  border-color: rgba(136, 255, 173, 0.35);
  background: rgba(136, 255, 173, 0.12);
}

.beta-gate__status[data-state="error"] {
  color: #ffb39a;
  border-color: rgba(255, 179, 154, 0.35);
  background: rgba(255, 179, 154, 0.12);
}

.beta-gate__title {
  margin: 16px 0 10px;
  font-size: clamp(2rem, 4vw, 3rem);
  color: #f5f8ff;
}

.beta-gate__summary,
.beta-gate__note,
.beta-gate__foot,
.beta-gate__meta {
  color: #d6deef;
}

.beta-gate__summary {
  margin: 0;
  max-width: 62ch;
  line-height: 1.65;
}

.beta-gate__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 16px;
}

.beta-gate__primary,
.beta-gate__secondary,
.beta-gate__ghost {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.18s ease, opacity 0.18s ease, background 0.18s ease;
}

.beta-gate__primary:hover,
.beta-gate__secondary:hover,
.beta-gate__ghost:hover {
  transform: translateY(-1px);
}

.beta-gate__primary {
  background: linear-gradient(135deg, #7bff91 0%, #53d7ff 100%);
  color: #07111f;
  font-weight: 700;
}

.beta-gate__secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #f5f8ff;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.beta-gate__ghost {
  background: transparent;
  color: rgba(223, 230, 236, 0.8);
  border: 1px dashed rgba(223, 230, 236, 0.28);
}

.beta-gate__note {
  margin: 0;
  line-height: 1.55;
}

.beta-gate__foot {
  margin: 12px 0 0;
  color: rgba(214, 222, 239, 0.72);
  font-size: 0.9rem;
}

.beta-gate__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  color: rgba(214, 222, 239, 0.66);
  font-size: 0.84rem;
}

@media (max-width: 760px) {
  .beta-gate__actions {
    flex-direction: column;
  }

  .beta-gate__primary,
  .beta-gate__secondary,
  .beta-gate__ghost {
    width: 100%;
    text-align: center;
  }

  .beta-gate__meta {
    flex-direction: column;
  }
}