:root {
  --bg: #0c1118;
  --bg-elevated: #141b24;
  --bg-card: #18212c;
  --border: rgba(232, 236, 242, 0.1);
  --text: #e8ecf2;
  --text-muted: #8b97a8;
  --accent: #3ecf8e;
  --accent-dim: rgba(62, 207, 142, 0.12);
  --accent-ink: #062816;
  --radius: 12px;
  --radius-lg: 16px;
  --font: "Instrument Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --max: 1120px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 70% 45% at 8% -8%, rgba(62, 207, 142, 0.12), transparent 55%),
    radial-gradient(ellipse 45% 35% at 92% 12%, rgba(90, 140, 200, 0.1), transparent 50%),
    #0c1118;
  pointer-events: none;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }

.container {
  width: min(100% - 1.5rem, var(--max));
  margin-inline: auto;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(14px);
  background: rgba(12, 17, 24, 0.88);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  width: min(100% - 1.5rem, var(--max));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.logo__mark {
  display: inline-grid;
  place-items: center;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 9px;
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-ink);
  background: var(--accent);
}

.logo__text {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
  line-height: 1.15;
}

.logo__text strong {
  font-size: 0.95rem;
  letter-spacing: -0.02em;
}

.logo__text small {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.nav__right {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.status-pill {
  display: none;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.status-pill::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.status-pill[data-state="idle"] { color: var(--text-muted); }
.status-pill[data-state="reading"] { color: #e8b86d; border-color: rgba(232, 184, 109, 0.35); }
.status-pill[data-state="ready"] { color: var(--accent); border-color: rgba(62, 207, 142, 0.35); }
.status-pill[data-state="error"] { color: #f87171; border-color: rgba(248, 113, 113, 0.35); }

@media (min-width: 640px) {
  .status-pill { display: inline-flex; }
}

.nav__cta {
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(62, 207, 142, 0.35);
  color: var(--accent);
}

.nav__cta:hover { background: var(--accent-dim); color: var(--accent); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.05rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
}

.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn--sm { padding: 0.45rem 0.8rem; font-size: 0.8rem; }

.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.btn--primary:not(:disabled):hover {
  transform: translateY(-1px);
  filter: brightness(1.04);
}

.btn--ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn--ghost:not(:disabled):hover {
  border-color: rgba(232, 236, 242, 0.28);
}

.intro {
  padding: 1.75rem 0 0.5rem;
}

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

@media (min-width: 800px) {
  .intro__row {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}

.eyebrow {
  margin: 0 0 0.45rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.intro__title {
  margin: 0 0 0.4rem;
  font-size: clamp(1.7rem, 4vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.intro__lead {
  margin: 0;
  max-width: 44ch;
  color: var(--text-muted);
  font-size: 0.98rem;
}

.intro__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.intro__chips li {
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.section { padding: 1.25rem 0 2.5rem; }

.doc-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.doc-switch__btn {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  text-align: left;
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  font: inherit;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.doc-switch__btn:hover {
  border-color: rgba(232, 236, 242, 0.22);
}

.doc-switch__btn.is-active {
  border-color: rgba(62, 207, 142, 0.45);
  background: linear-gradient(160deg, rgba(62, 207, 142, 0.1), transparent 55%), var(--bg-card);
  box-shadow: 0 0 0 1px rgba(62, 207, 142, 0.12);
}

.doc-switch__icon {
  display: inline-flex;
  color: var(--accent);
  margin-top: 0.1rem;
  flex-shrink: 0;
}

.doc-switch__btn strong {
  display: block;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
}

.doc-switch__btn small {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.workspace {
  display: grid;
  gap: 1rem;
}

@media (min-width: 960px) {
  .workspace {
    grid-template-columns: minmax(280px, 0.92fr) minmax(320px, 1.08fr);
    align-items: start;
  }
}

.panel {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--bg-card);
  padding: 1.1rem 1.1rem 1.15rem;
  min-height: 100%;
}

.panel__head { margin-bottom: 0.9rem; }

.panel__head--row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.panel__title {
  margin: 0 0 0.2rem;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.panel__hint {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.dropzone {
  display: grid;
  place-items: center;
  gap: 0.3rem;
  min-height: 180px;
  padding: 1.5rem 1.25rem;
  border-radius: var(--radius);
  border: 1.5px dashed rgba(62, 207, 142, 0.35);
  background: var(--bg-elevated);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.dropzone:hover,
.dropzone.is-drag {
  border-color: var(--accent);
  background: rgba(62, 207, 142, 0.06);
}

.dropzone__icon { color: var(--accent); margin-bottom: 0.2rem; }
.dropzone__title { font-weight: 650; letter-spacing: -0.02em; }
.dropzone__hint { font-size: 0.82rem; color: var(--text-muted); }

.source-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.source-actions .btn {
  flex: 1 1 calc(50% - 0.5rem);
  min-width: 9rem;
  text-align: center;
  text-decoration: none;
}

.source-note {
  margin: 0.55rem 0 0;
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--text-muted);
}

.preview {
  margin-top: 0.9rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  background: #0a0e14;
}

.preview__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 0.8rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.preview__badge {
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  border: 1px solid rgba(62, 207, 142, 0.3);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

#preview-canvas {
  display: block;
  width: 100%;
  height: auto;
  max-height: 360px;
  object-fit: contain;
}

.progress { margin-top: 0.85rem; }

.progress__track {
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.progress__bar {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), #7ee0b0);
  transition: width 0.2s ease;
}

.progress__label {
  margin: 0.45rem 0 0;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--mono);
}

.result-tabs {
  display: flex;
  gap: 0.25rem;
  padding: 0.25rem;
  border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.result-tabs__btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  cursor: pointer;
}

.result-tabs__btn.is-active {
  background: var(--accent);
  color: var(--accent-ink);
}

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

.empty-state {
  display: grid;
  place-items: center;
  text-align: center;
  min-height: 220px;
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px dashed var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.empty-state__title {
  margin: 0 0 0.35rem;
  font-weight: 650;
}

.empty-state__text {
  margin: 0;
  max-width: 28ch;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.fields { margin: 0; }

.field-group {
  margin-bottom: 1.15rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--border);
}

.field-group:last-of-type { border-bottom: 0; }

.field-group__label {
  margin: 0 0 0.65rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}

.fields__row {
  display: grid;
  gap: 0.65rem;
}

@media (min-width: 520px) {
  .fields__row { grid-template-columns: 1fr 1fr; }
}

.field {
  display: grid;
  gap: 0.3rem;
  margin-bottom: 0.7rem;
}

.field span {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.field input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  font: inherit;
  font-size: 0.92rem;
}

.field input:focus {
  outline: none;
  border-color: rgba(62, 207, 142, 0.45);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.items-block { margin: 0.25rem 0 0.5rem; }

.items-block__head h3 {
  margin: 0 0 0.15rem;
  font-size: 0.92rem;
}

.items-block__head p {
  margin: 0 0 0.55rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.items-table-wrap {
  overflow-x: auto;
  border-radius: 10px;
  border: 1px solid var(--border);
}

.items-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.items-table th,
.items-table td {
  padding: 0.5rem 0.55rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.items-table th {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
}

.items-table td input {
  width: 100%;
  min-width: 3.5rem;
  padding: 0.3rem 0.35rem;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  font: inherit;
}

.items-table td input:focus {
  outline: none;
  border-color: rgba(62, 207, 142, 0.4);
  background: var(--bg-elevated);
}

.items-empty td {
  color: var(--text-muted);
  text-align: center;
  padding: 0.85rem;
}

.raw-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.65rem;
  margin-bottom: 0.65rem;
}

.raw-panel__head h3 {
  margin: 0 0 0.15rem;
  font-size: 0.95rem;
}

.raw-panel__head p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.raw__pre {
  margin: 0;
  padding: 0.9rem;
  max-height: min(48vh, 420px);
  overflow: auto;
  border-radius: 10px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.74rem;
  line-height: 1.55;
  color: var(--text-muted);
  white-space: pre-wrap;
  word-break: break-word;
}

.export-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--border);
  position: sticky;
  bottom: 0.5rem;
  background: linear-gradient(180deg, transparent, var(--bg-card) 28%);
  padding-bottom: 0.15rem;
}

.export-bar__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.notes-fold {
  margin-top: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 0.85rem 1rem 1rem;
}

.notes-fold summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.92rem;
  list-style: none;
}

.notes-fold summary::-webkit-details-marker { display: none; }

.notes {
  margin: 0.85rem 0 0.75rem;
  padding-left: 1.1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.notes li + li { margin-top: 0.45rem; }

.notes-fold__cta {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.notes-fold__cta a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer {
  padding: 1.75rem 0 2rem;
  border-top: 1px solid var(--border);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  align-items: center;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer__meta {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
}

@media (min-width: 640px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* Hide emoji-ish icons on very small if needed — keep for friendliness */
@media (max-width: 420px) {
  .doc-switch__btn small { display: none; }
}