:root {
  --enaex-red: #e20613;
  --enaex-gray: #38424b;
  --muted: #6c7680;
  --muted-strong: #8b949e;
  --line: #e3e6ea;
  --line-strong: #d2d6db;
  --surface-quiet: #f5f6f7;
  --white: #ffffff;
  --success: #21833f;
  --warning: #ad7200;
  --danger: #c92121;
  --radius: 0;
}

/* OpenBlast shared header treatment */
.topbar { border-top: 3px solid #ed1c24 !important; background: #fff !important; box-shadow: 0 1px 0 #e9ecef !important; }
.brand-logo { width: 112px !important; max-height: 38px; object-fit: contain; }

.openblast-hubbar { display: grid; width: 100vw; margin-left: calc(50% - 50vw); grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 54px; padding: 8px 32px; color: #fff; background: #263540; border-bottom: 3px solid #ed1c24; }
.openblast-hubbar__brand { display: inline-flex; align-items: center; gap: 8px; justify-self: start; font-size: 16px; font-weight: 700; }
.openblast-hubbar__brand img { width: 30px; height: 36px; object-fit: contain; filter: brightness(0) invert(1); }
.openblast-hubbar__brand strong { color: #ff4b55; }
.openblast-hubbar__title { justify-self: center; font-size: 16px; font-weight: 700; }
@media (max-width: 640px) { .openblast-hubbar { grid-template-columns: auto 1fr; padding: 8px 16px; } .openblast-hubbar__brand span { display: none; } .openblast-hubbar__title { justify-self: end; font-size: 13px; } }

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--enaex-gray);
  font-family: "IBM Plex Sans", Arial, sans-serif;
  background: var(--white);
  overflow-x: hidden;
}

.page {
  width: min(1080px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 16px 0 28px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 42px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.brand-logo {
  display: block;
  width: auto;
  height: 22px;
  max-width: min(160px, 44vw);
  object-fit: contain;
}

.top-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-family: "IBM Plex Mono", Consolas, monospace;
  font-size: 0.72rem;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.language-switch-label {
  color: var(--muted);
  text-transform: uppercase;
}

.language-select {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 7px 10px;
  color: var(--enaex-gray);
  background: var(--white);
  font: inherit;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 400px);
  grid-template-areas:
    "intro intro"
    "upload results";
  gap: 18px;
  align-items: start;
}

.intro-panel {
  grid-area: intro;
  padding: 10px 0 2px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  padding: 16px;
}

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

.summary-panel {
  grid-area: results;
}

.pitdev-panel {
  margin-top: 18px;
}

.pitdev-panel .panel-header {
  align-items: end;
}

.pitdev-panel .panel-header p {
  max-width: 52rem;
}

.pitdev-result-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 400px);
  gap: 18px;
  margin-top: 16px;
  align-items: start;
}

.section-code,
.dropzone-label,
.metric span,
.log-head span {
  font-family: "IBM Plex Mono", Consolas, monospace;
  text-transform: uppercase;
}

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

.eyebrow {
  margin-bottom: 12px;
  color: var(--enaex-red);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
}

h1 {
  max-width: none;
  color: var(--enaex-gray);
  font-size: clamp(1.15rem, 1.7vw, 1.55rem);
  letter-spacing: -0.02em;
  font-weight: 700;
  line-height: 1.1;
  white-space: nowrap;
}

.lede {
  max-width: 34rem;
  margin-top: 14px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}

.metric {
  min-height: 64px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-quiet);
}

.panel-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.panel-header h2 {
  color: var(--enaex-gray);
  font-size: 0.92rem;
  line-height: 1.1;
}

.panel-header p {
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.45;
}

.section-code {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.upload-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.dropzone {
  display: grid;
  align-content: end;
  min-height: 128px;
  padding: 12px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface-quiet);
  cursor: pointer;
  transition: border-color 150ms ease, background 150ms ease;
}

.dropzone:hover,
.dropzone.is-active {
  border-color: var(--enaex-red);
  background: #fff7f7;
}

.dropzone-label {
  color: var(--enaex-red);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.dropzone strong {
  margin-top: 6px;
  color: var(--enaex-gray);
  font-size: 0.88rem;
  line-height: 1.35;
  word-break: break-word;
}

.dropzone small {
  margin-top: 5px;
  color: var(--muted);
  line-height: 1.4;
}

.actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.actions .primary {
  flex: 1 1 310px;
}

.actions .secondary,
.actions a {
  flex: 0 1 auto;
}

.executed-options {
  margin-top: 18px;
  padding: 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fbfbfc;
}

.options-heading,
.options-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.options-kicker {
  display: block;
  margin-bottom: 5px;
  color: var(--enaex-red);
  font: 600 0.7rem "IBM Plex Mono", Consolas, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.options-heading h3 {
  font-size: 0.88rem;
}

.options-close {
  border: 0;
  padding: 2px 6px;
  color: var(--muted);
  background: transparent;
  font-size: 1.5rem;
  cursor: pointer;
}

.executed-options > p:not(.formula):not(.form-error) {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-width: 0;
  color: var(--enaex-gray);
  font-size: 0.85rem;
  font-weight: 600;
}

.field input[type="number"] {
  width: 100%;
  min-height: 34px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 6px 8px;
  color: var(--enaex-gray);
  background: var(--white);
  font: inherit;
}

.choice-field {
  border: 0;
  margin: 0;
  padding: 0;
}

.choice-field label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-right: 12px;
  color: var(--muted);
  font-weight: 400;
}

.formula {
  margin-top: 10px;
  color: var(--muted);
  font: 0.78rem "IBM Plex Mono", Consolas, monospace;
}

.options-actions {
  justify-content: flex-end;
  margin-top: 12px;
}

.form-error {
  margin-top: 10px;
  color: var(--danger) !important;
  font-size: 0.85rem;
}

.primary,
.secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 8px 11px;
  appearance: none;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  text-align: center;
}

.primary {
  color: var(--white);
  background: var(--enaex-red);
}

.primary:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.secondary {
  color: var(--enaex-gray);
  border-color: var(--line);
  background: var(--white);
}

.primary:not(:disabled):hover,
.secondary:hover {
  filter: brightness(0.98);
}

.primary:focus-visible,
.secondary:focus-visible,
.dropzone:focus-within,
.language-select:focus-visible {
  outline: 2px solid rgba(226, 6, 19, 0.5);
  outline-offset: 2px;
}

.status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-quiet);
  color: var(--muted);
}

.status-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  border-radius: var(--radius);
  background: var(--muted);
}

.status[data-tone="ready"] .status-dot {
  background: var(--enaex-gray);
}

.status[data-tone="working"] .status-dot {
  background: var(--warning);
  animation: pulse 1s ease-in-out infinite;
}

.status[data-tone="done"] .status-dot {
  background: var(--success);
}

.status[data-tone="error"] .status-dot {
  background: var(--danger);
}

.status p {
  line-height: 1.42;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.35);
  }
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.metric span {
  display: block;
  min-height: 30px;
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}

.metric strong {
  color: var(--enaex-gray);
  font-family: "IBM Plex Mono", Consolas, monospace;
  font-size: clamp(1.55rem, 3vw, 2rem);
}

.log-block {
  margin-top: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.log-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
}

.log-head h3 {
  color: var(--enaex-gray);
  font-size: 0.82rem;
}

.log-head span {
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
}

#logOutput {
  max-height: 324px;
  margin: 0;
  overflow: auto;
  padding: 10px;
  color: #303438;
  font-family: "IBM Plex Mono", Consolas, monospace;
  font-size: 0.72rem;
  line-height: 1.4;
  white-space: pre-wrap;
  background: var(--surface-quiet);
}

@media (max-width: 980px) {
  .workspace {
    grid-template-columns: 1fr;
    grid-template-areas:
      "intro"
      "upload"
      "results";
  }

  .pitdev-result-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(1.1rem, 3vw, 1.55rem);
  }
}

@media (max-width: 680px) {
  .page {
    width: min(100vw - 20px, 1120px);
    padding-top: 12px;
  }

  .topbar,
  .panel-header,
  .actions {
    align-items: stretch;
    flex-direction: column;
  }

  .top-meta {
    align-items: flex-start;
  }

  h1 {
    font-size: 2rem;
    white-space: normal;
  }

  .upload-grid,
  .summary-grid,
  .options-grid,
  .pitdev-result-grid {
    grid-template-columns: 1fr;
  }

  .primary,
  .secondary {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}