:root {
  --bg: #f7f8fa;
  --panel: #ffffff;
  --panel-2: #fbfbfd;
  --border: #e6e8ee;
  --border-strong: #d6d9e0;
  --text: #11141a;
  --text-muted: #5b6472;
  --text-dim: #8a93a3;
  --accent: #2a4cff;
  --accent-soft: #eef0ff;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 1px 3px rgba(16, 24, 40, 0.06);
  --shadow-lg: 0 8px 24px rgba(16, 24, 40, 0.08);

  --ok: #138a4a;
  --ok-bg: #e7f5ec;
  --warn: #b06f00;
  --warn-bg: #fff4dc;
  --danger: #b32525;
  --danger-bg: #fde7e7;
  --excl: #a14a00;
  --excl-bg: #fdecdc;
  --info: #1f4ed8;
  --info-bg: #e6ecfd;

  --radius: 12px;
  --radius-sm: 8px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body {
  display: flex;
  flex-direction: column;
}

/* ───────── Topbar ───────── */
.topbar {
  height: 60px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-dot {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, #2a4cff 0%, #6b8bff 100%);
  box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.1);
}

.brand-title {
  font-weight: 600;
  font-size: 14px;
  letter-spacing: -0.01em;
}

.brand-sub {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

.icon-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease,
    transform 0.2s ease;
}

.icon-btn:hover {
  background: var(--panel-2);
  color: var(--text);
  border-color: var(--border);
}

.icon-btn:active {
  transform: translateY(1px);
}

.icon-btn:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(42, 76, 255, 0.12);
}

.icon-btn svg {
  display: block;
  transition: transform 0.4s ease;
}

#settings-btn:hover svg {
  transform: rotate(45deg);
}

.icon-btn.ghost {
  color: var(--text-dim);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
}

.status.ok .status-dot {
  background: var(--ok);
  box-shadow: 0 0 0 3px rgba(19, 138, 74, 0.15);
}

.status.err .status-dot {
  background: var(--danger);
  box-shadow: 0 0 0 3px rgba(179, 37, 37, 0.15);
}

.export-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 10px 0 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text-muted);
  font: inherit;
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease,
    transform 0.1s ease, box-shadow 0.15s ease;
}

.export-btn:hover:not(:disabled) {
  background: var(--panel-2);
  color: var(--text);
  border-color: var(--border-strong);
}

.export-btn:active:not(:disabled) {
  transform: translateY(1px);
}

.export-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.export-btn.has-rows {
  border-color: rgba(42, 76, 255, 0.28);
  color: var(--accent);
  background: var(--accent-soft);
}

.export-btn.has-rows:hover {
  background: #e3e7ff;
}

.export-label {
  letter-spacing: 0.01em;
}

.export-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 9px;
  background: rgba(0, 0, 0, 0.06);
  color: inherit;
  font-size: 11px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.export-btn.has-rows .export-badge {
  background: var(--accent);
  color: white;
}

/* ───────── Tab bar ───────── */
.tabbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 44px;
  padding: 0 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.tabs {
  display: inline-flex;
  gap: 4px;
  align-self: stretch;
}

.tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 100%;
  padding: 0 14px;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  margin-bottom: -1px;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.tab svg {
  opacity: 0.7;
  transition: opacity 0.15s ease, transform 0.2s ease;
}

.tab:hover {
  color: var(--text);
  background: var(--panel-2);
}

.tab:hover svg {
  opacity: 1;
}

.tab.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.tab.active svg {
  opacity: 1;
  color: var(--accent);
}

.tab:focus-visible {
  outline: none;
  background: var(--accent-soft);
  color: var(--accent);
}

.tabbar-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.tabbar-pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  font-size: 11.5px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.01em;
}

/* ───────── View switching ───────── */
.view[hidden] {
  display: none !important;
}

/* ───────── Layout ───────── */
.layout,
.ine-layout {
  display: grid;
  grid-template-columns: minmax(420px, 1fr) minmax(480px, 1.2fr);
  gap: 0;
  flex: 1;
  min-height: 0;
}

@media (max-width: 1000px) {
  .layout,
  .ine-layout {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 1fr) minmax(0, 1fr);
  }

  .tabbar {
    padding: 0 16px;
  }
}

/* ───────── Chat ───────── */
.chat-panel {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  background: var(--panel);
  min-height: 0;
}

.chat-history {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.empty-state {
  margin: auto;
  text-align: center;
  max-width: 360px;
  color: var(--text-muted);
}

.empty-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.empty-sub {
  font-size: 13px;
  line-height: 1.55;
}

.bubble {
  max-width: 92%;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.bubble.user {
  align-self: flex-end;
  background: var(--accent);
  color: white;
  border-bottom-right-radius: 4px;
}

.bubble.user .bubble-meta {
  color: rgba(255, 255, 255, 0.7);
}

.bubble.agent {
  align-self: flex-start;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
}

.bubble-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.bubble.agent.error {
  background: var(--danger-bg);
  border-color: #f5c2c2;
  color: #6c1414;
}

.typing {
  display: inline-flex;
  gap: 4px;
}

.typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
  animation: blink 1.2s infinite ease-in-out;
}

.typing span:nth-child(2) {
  animation-delay: 0.2s;
}
.typing span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes blink {
  0%,
  80%,
  100% {
    opacity: 0.3;
    transform: translateY(0);
  }
  40% {
    opacity: 1;
    transform: translateY(-2px);
  }
}

/* ───────── Composer ───────── */
.composer {
  border-top: 1px solid var(--border);
  padding: 16px 20px 18px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.composer-row {
  display: flex;
  gap: 10px;
}

.field {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 4px;
}

.field-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.field-label em {
  font-style: normal;
  color: var(--text-dim);
  font-weight: 400;
}

.field-help {
  font-size: 11px;
  color: var(--text-dim);
}

.field input,
.field select,
.composer textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font: inherit;
  background: var(--panel-2);
  color: var(--text);
  resize: vertical;
  transition: border-color 0.15s ease;
}

.field input:focus,
.field select:focus,
.composer textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: white;
  box-shadow: 0 0 0 3px rgba(42, 76, 255, 0.12);
}

.field select {
  appearance: none;
  cursor: pointer;
}

.field select:disabled {
  cursor: not-allowed;
  color: var(--text-dim);
}

.composer textarea {
  min-height: 110px;
  max-height: 320px;
}

.composer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.hint {
  font-size: 11px;
  color: var(--text-dim);
}

#send-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--text);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 9px 14px;
  font: inherit;
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease;
}

#send-btn:hover:not(:disabled) {
  background: #1c2129;
}

#send-btn:active:not(:disabled) {
  transform: translateY(1px);
}

#send-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ───────── Analysis panel ───────── */
.analysis-panel {
  position: relative;
  overflow-y: auto;
  padding: 24px;
  background: var(--bg);
  min-height: 0;
}

.token-corner {
  position: sticky;
  top: 0;
  z-index: 3;
  margin-left: auto;
  margin-bottom: 10px;
  width: fit-content;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid rgba(17, 20, 26, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  color: var(--text-muted);
  font-size: 11px;
  box-shadow: var(--shadow);
}

.token-corner-label {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.analysis-empty {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  text-align: center;
  gap: 6px;
}

.ae-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: white;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.ae-title {
  font-weight: 600;
  color: var(--text);
}

.ae-sub {
  font-size: 13px;
}

/* ───────── Cards ───────── */
.classification-hero {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}

.classification-hero .left {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.classification-hero .label {
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 500;
}

.classification-hero .value {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.confidence-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--info-bg);
  color: var(--info);
  border: 1px solid rgba(31, 78, 216, 0.18);
}

.confidence-pill.alta {
  background: var(--ok-bg);
  color: var(--ok);
  border-color: rgba(19, 138, 74, 0.18);
}

.confidence-pill.media {
  background: var(--warn-bg);
  color: var(--warn);
  border-color: rgba(176, 111, 0, 0.18);
}

.confidence-pill.baja {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(179, 37, 37, 0.18);
}

/* category accent on hero */
.classification-hero[data-cat="coherente"] {
  border-left: 4px solid var(--ok);
}
.classification-hero[data-cat="revision"] {
  border-left: 4px solid var(--warn);
}
.classification-hero[data-cat="exclusion"] {
  border-left: 4px solid var(--excl);
}
.classification-hero[data-cat="fraude"] {
  border-left: 4px solid var(--danger);
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card h3 .count {
  font-weight: 500;
  color: var(--text-dim);
  letter-spacing: 0;
  text-transform: none;
}

.usage-card-compact {
  padding: 12px 14px;
}

.usage-card-compact details.raw {
  margin-top: 10px;
}

.usage-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.usage-card-header h3 {
  margin-bottom: 0;
}

.usage-inline-note {
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
}

.usage-inline-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  font-size: 12px;
  color: var(--text-muted);
}

.usage-inline-metrics strong {
  color: var(--text);
  font-size: 13px;
}

.progress-card {
  position: relative;
  overflow: hidden;
}

.progress-steps {
  display: grid;
  gap: 8px;
}

.progress-hint {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--text-dim);
}

.progress-step {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text-muted);
}

.progress-step .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
  flex: 0 0 auto;
}

.progress-step.active {
  color: var(--text);
  border-color: rgba(42, 111, 204, 0.22);
  background: linear-gradient(180deg, #ffffff 0%, #f4f8ff 100%);
  box-shadow: inset 3px 0 0 rgba(42, 111, 204, 0.55);
}

.progress-step.active .dot {
  background: #2a6fcc;
  box-shadow: 0 0 0 0 rgba(42, 111, 204, 0.28);
  animation: stepPulse 1.6s ease-out infinite;
}

.step-pulse-label {
  margin-left: auto;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #2a6fcc;
}

.progress-step.done {
  color: var(--text);
  border-color: rgba(19, 138, 74, 0.22);
  background: linear-gradient(180deg, #fbfffc 0%, #f0fbf4 100%);
}

.progress-step.done .dot {
  background: var(--ok);
  box-shadow: 0 0 0 4px rgba(19, 138, 74, 0.12);
}

@keyframes stepPulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(42, 111, 204, 0.28);
  }
  70% {
    transform: scale(1.12);
    box-shadow: 0 0 0 8px rgba(42, 111, 204, 0);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(42, 111, 204, 0);
  }
}

.stack-list {
  display: grid;
  gap: 10px;
}

.stack-item {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(255,255,255,0.92) 0%, rgba(251,251,253,0.92) 100%);
}

.stack-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.stack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.mini-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 10px;
}

.mini-grid .k {
  display: block;
  font-size: 11px;
  color: var(--text-dim);
}

.mini-grid .v {
  display: block;
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
}

.raw-block {
  margin-top: 12px;
}

.raw-block h4 {
  margin: 0 0 8px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

@media (max-width: 720px) {
  .stack-head {
    flex-direction: column;
  }

  .usage-card-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .usage-inline-note {
    white-space: normal;
  }

  .mini-grid,
  .kv-grid {
    grid-template-columns: 1fr;
  }

  .token-corner {
    position: static;
  }
}

.kv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 18px;
}

.kv {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
}

.kv:last-child,
.kv:nth-last-child(2):nth-child(odd) {
  border-bottom: none;
}

.kv .k {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

.kv .v {
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
  word-break: break-word;
}

.kv .v.muted {
  color: var(--text-dim);
  font-weight: 400;
  font-style: italic;
}

.kv .v.tag {
  font-weight: 500;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 12px;
  background: #f0f1f5;
  color: var(--text);
}

.tag.ok {
  background: var(--ok-bg);
  color: var(--ok);
}
.tag.warn {
  background: var(--warn-bg);
  color: var(--warn);
}
.tag.danger {
  background: var(--danger-bg);
  color: var(--danger);
}
.tag.excl {
  background: var(--excl-bg);
  color: var(--excl);
}
.tag.info {
  background: var(--info-bg);
  color: var(--info);
}

.summary p {
  margin: 0 0 10px;
  font-size: 13.5px;
  line-height: 1.6;
}

.summary p:last-child {
  margin-bottom: 0;
}

.bullet-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bullet-list li {
  position: relative;
  padding: 8px 12px 8px 28px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  line-height: 1.5;
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
}

.bullet-list.confidence li::before {
  background: var(--ok);
}
.bullet-list.alert li::before {
  background: var(--danger);
}
.bullet-list.questions li::before {
  background: var(--info);
}
.bullet-list.fragments li {
  font-style: italic;
  color: var(--text-muted);
  border-style: dashed;
}

.bullet-list.fragments li::before {
  background: var(--accent);
}

.section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 720px) {
  .section-grid,
  .kv-grid {
    grid-template-columns: 1fr;
  }
}

.reviewer-card {
  border-color: rgba(42, 76, 255, 0.16);
  background: linear-gradient(180deg, #ffffff 0%, #fafbff 100%);
}

.reviewer-card h3 .count.saved {
  color: var(--ok);
  font-weight: 600;
}

#reviewer-comment {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font: inherit;
  font-size: 13px;
  line-height: 1.55;
  background: var(--panel-2);
  color: var(--text);
  resize: vertical;
  min-height: 84px;
  transition: border-color 0.15s ease, background 0.15s ease;
}

#reviewer-comment:focus {
  outline: none;
  border-color: var(--accent);
  background: white;
  box-shadow: 0 0 0 3px rgba(42, 76, 255, 0.12);
}

.reviewer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.reviewer-hint {
  font-size: 11.5px;
  color: var(--text-dim);
  line-height: 1.4;
  flex: 1;
  min-width: 200px;
}

.reviewer-buttons {
  display: flex;
  gap: 8px;
}

details.raw {
  margin-top: 16px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

details.raw summary {
  cursor: pointer;
  padding: 10px 16px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  user-select: none;
  list-style: none;
}

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

details.raw[open] summary {
  border-bottom: 1px solid var(--border);
}

details.raw pre {
  margin: 0;
  padding: 14px 16px;
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--text);
  background: var(--panel-2);
  overflow-x: auto;
  overflow-y: auto;
  max-height: 80vh;
}

.btn-primary,
.btn-secondary {
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease, opacity 0.15s ease;
}

.btn-primary {
  background: var(--text);
  color: white;
  border: none;
}

.btn-primary:hover:not(:disabled) {
  background: #1c2129;
}

.btn-primary:active:not(:disabled) {
  transform: translateY(1px);
}

.btn-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-secondary {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--panel-2);
  color: var(--text);
}

.btn-secondary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ───────── Toast ───────── */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translate(-50%, 12px);
  background: var(--text);
  color: white;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 60;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

.toast.success {
  background: var(--ok);
}

.toast.error {
  background: var(--danger);
}

/* ───────── Documental · Upload panel ───────── */
.upload-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px 22px 18px;
  background: var(--panel);
  border-right: 1px solid var(--border);
  min-height: 0;
}

.upload-header .upload-title {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.005em;
  color: var(--text);
}

.upload-header .upload-sub {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-top: 2px;
}

.dropzone {
  flex: 1;
  min-height: 240px;
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius);
  background: var(--panel-2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.1s ease;
}

.dropzone:hover {
  border-color: var(--accent);
  background: #f4f6ff;
}

.dropzone.dragover {
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: scale(1.005);
}

.dropzone.has-file {
  border-style: solid;
  border-color: var(--border);
  background: var(--panel);
  cursor: default;
}

.dropzone.has-file:hover {
  border-color: var(--border-strong);
  background: var(--panel);
}

.dropzone:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(42, 76, 255, 0.15);
}

.dropzone-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 32px 24px;
  color: var(--text-muted);
  pointer-events: none;
}

.dropzone-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--panel);
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 14px;
  box-shadow: var(--shadow);
}

.dropzone.dragover .dropzone-icon {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.dropzone-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
  letter-spacing: -0.005em;
}

.dropzone-sub {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.5;
}

.dropzone-hint {
  margin-top: 10px;
  font-size: 11.5px;
  color: var(--text-dim);
}

.dropzone-preview {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  gap: 10px;
}

.dropzone-preview img {
  max-width: 100%;
  max-height: calc(100% - 40px);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  object-fit: contain;
  background: white;
}

.dropzone-pdf-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius);
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.dropzone-meta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
  background: var(--panel-2);
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: 999px;
  max-width: 100%;
}

.dropzone-fname {
  font-weight: 500;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 320px;
}

.dropzone-dot {
  color: var(--text-dim);
}

.dropzone-remove {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(15, 18, 24, 0.55);
  color: white;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  transition: background 0.15s ease;
}

.dropzone-remove:hover {
  background: rgba(15, 18, 24, 0.78);
}

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

#ine-analyze {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--text);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 9px 14px;
  font: inherit;
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease, opacity 0.15s ease;
}

#ine-analyze:hover:not(:disabled) {
  background: #1c2129;
}

#ine-analyze:active:not(:disabled) {
  transform: translateY(1px);
}

#ine-analyze:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* ───────── Documental · Result panel ───────── */
.ine-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 0;
  color: var(--text-muted);
  font-size: 13px;
}

.kv .v.mono {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  word-break: break-all;
  white-space: pre-wrap;
}

.kv-grid.single-col {
  grid-template-columns: 1fr;
}

.classification-hero[data-cat="coherente"] .confidence-pill.alta,
.classification-hero[data-cat="revision"] .confidence-pill.media,
.classification-hero[data-cat="fraude"] .confidence-pill.baja {
  /* keep existing tints */
}

/* ───────── Scrollbar ───────── */
.chat-history::-webkit-scrollbar,
.analysis-panel::-webkit-scrollbar,
.upload-panel::-webkit-scrollbar,
details.raw pre::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.chat-history::-webkit-scrollbar-thumb,
.analysis-panel::-webkit-scrollbar-thumb,
.upload-panel::-webkit-scrollbar-thumb,
details.raw pre::-webkit-scrollbar-thumb {
  background: #d8dce4;
  border-radius: 4px;
}