:root {
  --color-cloud-white: #ffffff;
  --color-ash-white: #fafafa;
  --color-slate-gray: #e4e4e7;
  --color-dark-graphite: #f4f4f5;
  --color-carbon-black: #09090b;
  --color-charcoal-black: #18181b;
  --color-steel-gray: #71717b;
  --color-cadet-gray: #9f9fa9;
  --color-lottie-teal: #019d91;
  --color-vivid-aqua: #00ddb3;
  --color-sunshine-yellow: #f0b100;
  --color-electric-blue: #3a86ff;
  --color-danger: #d83a2e;
  --color-success-bg: #e9fbf2;
  --color-warning-bg: #fff8df;
  --shadow-subtle: rgba(0, 0, 0, 0.05) 0 1px 2px 0;
  --page-max-width: 1200px;
  --radius-cards: 16px;
  --radius-forms: 8px;
  --radius-buttons: 12px;
  --radius-thumbnails: 24px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--color-carbon-black);
  background: var(--color-ash-white);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(1, 157, 145, 0.07), transparent 360px),
    var(--color-ash-white);
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  width: min(100% - 32px, var(--page-max-width));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
  background: rgba(250, 250, 250, 0.92);
  backdrop-filter: blur(14px);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 16px;
  background:
    radial-gradient(circle at 72% 24%, var(--sun, #f0b100) 0 16%, transparent 17%),
    linear-gradient(135deg, var(--color-lottie-teal), var(--color-vivid-aqua));
  color: var(--color-cloud-white);
  font-family:
    "DM Sans", Montserrat, Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 24px;
  font-weight: 700;
  box-shadow: var(--shadow-subtle);
}

.topbar h1,
.section-heading h2,
.section-title-row h2,
.empty-state strong,
.no-answer-state h2,
.ambiguous-state h2,
.fallback-state h2 {
  font-family:
    "DM Sans", Montserrat, Inter, ui-sans-serif, system-ui, sans-serif;
  letter-spacing: 0;
}

.topbar h1 {
  margin: 0;
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 700;
  line-height: 1.12;
}

.topbar p {
  margin: 4px 0 0;
  color: var(--color-steel-gray);
  font-size: 14px;
  line-height: 1.4;
}

.webhook-badge {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.webhook-badge span,
.eyebrow,
.doc-type,
.state-label {
  display: inline-flex;
  align-items: center;
  width: max-content;
  border-radius: 999px;
  background: var(--color-dark-graphite);
  color: var(--color-steel-gray);
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.tabs {
  display: inline-grid;
  grid-template-columns: repeat(2, minmax(150px, 1fr));
  gap: 6px;
  margin-top: 28px;
  border: 1px solid var(--color-slate-gray);
  border-radius: 16px;
  background: var(--color-cloud-white);
  padding: 6px;
  box-shadow: var(--shadow-subtle);
}

.tab-button {
  min-height: 44px;
  border: 0;
  border-radius: var(--radius-buttons);
  background: transparent;
  color: var(--color-steel-gray);
  padding: 8px 18px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0;
}

.tab-button.is-active {
  background: var(--color-lottie-teal);
  color: var(--color-cloud-white);
}

.webhook-config {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.webhook-config span {
  color: var(--color-steel-gray);
  font-size: 12px;
  font-weight: 800;
}

.webhook-config input {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--color-slate-gray);
  border-radius: var(--radius-forms);
  background: var(--color-cloud-white);
  color: var(--color-carbon-black);
  padding: 9px 12px;
  font-size: 14px;
}

.workspace {
  padding-top: 24px;
}

.panel {
  display: none;
}

.panel.is-active {
  display: block;
}

.panel-grid,
.question-layout {
  display: grid;
  gap: 24px;
}

.panel-grid {
  grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.7fr);
}

.question-layout {
  grid-template-columns: minmax(300px, 0.9fr) minmax(0, 1.3fr) minmax(280px, 0.8fr);
  align-items: start;
}

.surface {
  border: 1px solid var(--color-slate-gray);
  border-radius: var(--radius-cards);
  background: var(--color-cloud-white);
  box-shadow: var(--shadow-subtle);
}

.upload-card,
.query-card,
.state-board,
.source-viewer,
.empty-state,
.no-answer-state,
.ambiguous-state,
.fallback-state {
  padding: 24px;
}

.section-heading {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.section-heading.compact {
  margin-bottom: 18px;
}

.section-heading h2,
.section-title-row h2 {
  margin: 0;
  font-size: 24px;
  line-height: 1.2;
}

.section-heading p,
.no-answer-state p,
.ambiguous-state p,
.fallback-state p,
.empty-state p {
  margin: 0;
  color: var(--color-steel-gray);
  font-size: 14px;
  line-height: 1.55;
}

.dropzone {
  display: grid;
  min-height: 290px;
  place-items: center;
  gap: 14px;
  padding: 32px;
  border: 1px dashed var(--color-cadet-gray);
  border-radius: var(--radius-thumbnails);
  background:
    linear-gradient(180deg, rgba(1, 157, 145, 0.06), transparent),
    var(--color-ash-white);
  text-align: center;
}

.dropzone.is-dragover {
  border-color: var(--color-lottie-teal);
  background: rgba(1, 157, 145, 0.08);
}

.drop-illustration {
  position: relative;
  width: 132px;
  height: 96px;
  border-radius: 24px;
  background: var(--color-cloud-white);
  box-shadow: var(--shadow-subtle);
}

.drop-illustration span {
  position: absolute;
  display: block;
  border-radius: 999px;
}

.drop-illustration span:nth-child(1) {
  inset: 18px 24px auto;
  height: 12px;
  background: var(--color-lottie-teal);
}

.drop-illustration span:nth-child(2) {
  inset: 42px 24px auto;
  height: 10px;
  background: var(--color-slate-gray);
}

.drop-illustration span:nth-child(3) {
  right: 20px;
  bottom: 14px;
  width: 30px;
  height: 30px;
  background: var(--color-sunshine-yellow);
}

.dropzone p {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.35;
}

.helper-text {
  color: var(--color-steel-gray);
  font-size: 13px;
}

.primary-button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: var(--radius-buttons);
  background: var(--color-lottie-teal);
  color: var(--color-cloud-white);
  padding: 8px 24px;
  font-size: 15px;
  font-weight: 700;
  box-shadow: var(--shadow-subtle);
}

.primary-button:hover {
  background: #018b80;
}

.status-row {
  min-height: 46px;
  padding-top: 14px;
}

.status-pill {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 800;
}

.status-pill.success {
  background: var(--color-success-bg);
  color: #087d52;
}

.status-pill.danger {
  background: #fff0ee;
  color: var(--color-danger);
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 12px;
}

.upload-results {
  display: grid;
  gap: 20px;
}

.upload-bucket {
  display: grid;
  gap: 10px;
}

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

.bucket-heading h3 {
  margin: 0;
  font-size: 15px;
  line-height: 1.3;
}

.bucket-heading span {
  display: inline-grid;
  min-width: 28px;
  min-height: 28px;
  place-items: center;
  border-radius: 999px;
  background: var(--color-dark-graphite);
  color: var(--color-steel-gray);
  padding: 3px 8px;
  font-size: 12px;
  font-weight: 800;
}

.upload-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.preview-card {
  position: relative;
  aspect-ratio: 1.08;
  overflow: hidden;
  border: 1px solid var(--color-slate-gray);
  border-radius: var(--radius-thumbnails);
  background: var(--color-dark-graphite);
}

.preview-card.is-placeholder {
  display: grid;
  place-items: center;
  padding: 18px 10px 42px;
}

.preview-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview-file-name {
  max-width: 100%;
  color: var(--color-steel-gray);
  font-size: 12px;
  line-height: 1.35;
  overflow-wrap: anywhere;
  text-align: center;
}

.preview-card .remove {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  border: 1px solid var(--color-slate-gray);
  border-radius: 50%;
  background: var(--color-cloud-white);
  color: var(--color-carbon-black);
  font-size: 16px;
  line-height: 1;
  padding: 0;
}

.preview-meta {
  position: absolute;
  right: 8px;
  bottom: 8px;
  left: 8px;
  display: block;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-steel-gray);
  padding: 6px 9px;
  font-size: 11px;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preview-meta[data-type="success"] {
  color: #087d52;
}

.preview-meta[data-type="error"] {
  color: var(--color-danger);
}

.pipeline-list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pipeline-list li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 12px;
  color: var(--color-steel-gray);
}

.pipeline-list li > span {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border: 2px solid var(--color-slate-gray);
  border-radius: 50%;
  background: var(--color-cloud-white);
}

.pipeline-list li.is-done > span,
.pipeline-list li.is-active > span {
  border-color: var(--color-lottie-teal);
  background: var(--color-lottie-teal);
}

.pipeline-list strong {
  color: var(--color-carbon-black);
  font-size: 14px;
}

.pipeline-list p {
  margin: 3px 0 0;
  font-size: 13px;
  line-height: 1.35;
}

.case-grid {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.mini-case {
  display: grid;
  gap: 4px;
  border: 1px solid var(--color-slate-gray);
  border-radius: 12px;
  background: var(--color-ash-white);
  padding: 12px;
}

.mini-case.warning {
  background: var(--color-warning-bg);
}

.mini-case.danger {
  background: #fff0ee;
}

.mini-case strong {
  font-size: 13px;
}

.mini-case span {
  color: var(--color-steel-gray);
  font-size: 12px;
  line-height: 1.4;
}

.search-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.search-row input {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--color-slate-gray);
  border-radius: var(--radius-forms);
  background: var(--color-ash-white);
  color: var(--color-carbon-black);
  padding: 0 14px;
  font-size: 15px;
}

.search-row input::placeholder {
  color: var(--color-cadet-gray);
}

.search-button {
  min-width: 72px;
  padding-inline: 16px;
}

.quick-questions,
.state-switcher,
.relaxation-list,
.fallback-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.quick-questions,
.state-switcher {
  margin-top: 16px;
}

.quick-questions button,
.state-switcher button,
.relaxation-list button,
.fallback-grid button,
.correction-panel button {
  min-height: 36px;
  border: 1px solid var(--color-slate-gray);
  border-radius: var(--radius-buttons);
  background: var(--color-cloud-white);
  color: var(--color-carbon-black);
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 700;
}

.quick-questions button.is-selected,
.state-switcher button.is-selected {
  border-color: rgba(1, 157, 145, 0.2);
  background: rgba(1, 157, 145, 0.1);
  color: var(--color-lottie-teal);
}

.result-stack {
  display: grid;
  gap: 16px;
}

.empty-state {
  display: grid;
  min-height: 310px;
  align-content: center;
  justify-items: center;
  gap: 12px;
  text-align: center;
}

.empty-icon {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(1, 157, 145, 0.14), rgba(58, 134, 255, 0.12)),
    var(--color-cloud-white);
}

.empty-state strong {
  font-size: 22px;
  line-height: 1.24;
}

.results {
  display: grid;
  gap: 14px;
}

.section-title-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 2px;
}

.result-card {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 18px;
  border: 1px solid var(--color-slate-gray);
  border-radius: var(--radius-cards);
  background: var(--color-cloud-white);
  padding: 18px;
  box-shadow: var(--shadow-subtle);
}

.result-card.needs-review {
  border-color: rgba(240, 177, 0, 0.38);
}

.thumb {
  position: relative;
  overflow: hidden;
  display: grid;
  aspect-ratio: 1;
  place-items: center;
  border: 0;
  border-radius: var(--radius-thumbnails);
  background:
    linear-gradient(160deg, rgba(0, 221, 179, 0.2), rgba(1, 157, 145, 0.95)),
    var(--color-lottie-teal);
  color: var(--color-cloud-white);
  padding: 0;
  font-weight: 800;
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  grid-area: 1 / 1;
}

.thumb-label {
  position: absolute;
  left: 8px;
  bottom: 8px;
  max-width: calc(100% - 16px);
  border-radius: 999px;
  background: rgba(9, 9, 11, 0.68);
  color: var(--color-cloud-white);
  padding: 4px 7px;
  font-size: 11px;
  line-height: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.thumb.is-fallback .thumb-label {
  position: static;
  max-width: 90%;
  background: transparent;
  color: inherit;
  font-size: 13px;
  white-space: normal;
}

.thumb.yellow {
  background:
    linear-gradient(160deg, rgba(255, 248, 223, 0.7), rgba(240, 177, 0, 0.85)),
    var(--color-sunshine-yellow);
  color: #5c4500;
}

.result-content {
  min-width: 0;
}

.result-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.result-card h3 {
  margin: 8px 0 0;
  font-size: 18px;
  line-height: 1.28;
}

.confidence {
  flex: 0 0 auto;
  border-radius: 999px;
  background: rgba(1, 157, 145, 0.1);
  color: var(--color-lottie-teal);
  padding: 5px 9px;
  font-size: 12px;
  font-weight: 800;
}

.confidence.review,
.state-label.warning {
  background: var(--color-warning-bg);
  color: #8a6200;
}

dl {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
}

dl div {
  display: grid;
  gap: 2px;
}

dt {
  color: var(--color-steel-gray);
  font-size: 12px;
  font-weight: 800;
}

dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.4;
}

.no-answer-state,
.ambiguous-state,
.fallback-state {
  display: grid;
  gap: 14px;
}

.state-label {
  background: rgba(1, 157, 145, 0.1);
  color: var(--color-lottie-teal);
}

.no-answer-state h2,
.ambiguous-state h2,
.fallback-state h2 {
  margin: 0;
  font-size: 24px;
  line-height: 1.2;
}

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

.candidate-list label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--color-slate-gray);
  border-radius: 12px;
  background: var(--color-ash-white);
  padding: 12px;
  font-size: 14px;
  font-weight: 700;
}

.candidate-list input {
  accent-color: var(--color-lottie-teal);
}

.source-viewer {
  position: sticky;
  top: 100px;
}

.phone-frame {
  position: relative;
  display: grid;
  gap: 13px;
  border: 1px solid var(--color-slate-gray);
  border-radius: 24px;
  background: var(--color-ash-white);
  padding: 28px 20px;
}

.phone-line {
  height: 12px;
  border-radius: 999px;
  background: var(--color-slate-gray);
}

.phone-line.short {
  width: 58%;
}

.phone-line.active {
  height: 42px;
  background: rgba(1, 157, 145, 0.15);
  outline: 2px solid rgba(1, 157, 145, 0.35);
}

.phone-chip {
  position: absolute;
  right: 18px;
  bottom: 20px;
  border-radius: 999px;
  background: var(--color-lottie-teal);
  color: var(--color-cloud-white);
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 800;
}

blockquote {
  margin: 16px 0 0;
  border-left: 3px solid var(--color-lottie-teal);
  padding-left: 12px;
  color: var(--color-charcoal-black);
  font-size: 14px;
  line-height: 1.5;
}

.correction-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin-top: 18px;
}

.correction-panel strong {
  font-size: 13px;
}

@media (max-width: 1080px) {
  .panel-grid,
  .question-layout {
    grid-template-columns: 1fr;
  }

  .source-viewer {
    position: static;
  }
}

@media (max-width: 680px) {
  .app-shell {
    width: min(100% - 24px, var(--page-max-width));
    padding-top: 12px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .tabs {
    width: 100%;
  }

  .webhook-badge {
    justify-content: flex-start;
  }

  .upload-card,
  .query-card,
  .state-board,
  .source-viewer,
  .empty-state,
  .no-answer-state,
  .ambiguous-state,
  .fallback-state {
    padding: 18px;
  }

  .dropzone {
    min-height: 240px;
    padding: 24px 18px;
  }

  .search-row,
  .result-card {
    grid-template-columns: 1fr;
  }

  .thumb {
    width: 104px;
  }

  .section-title-row {
    align-items: flex-start;
    flex-direction: column;
  }
}