:root {
  color-scheme: dark;
  --bg: #090d13;
  --bg-soft: #111827;
  --panel: #151c28;
  --panel-2: #1d2634;
  --panel-3: #243143;
  --text: #f5f7fb;
  --muted: #9aa8ba;
  --line: rgba(255,255,255,.1);
  --accent: #8bd3ff;
  --accent-2: #f0b35a;
  --green: #74e0a7;
  --rose: #f17c8b;
  --violet: #c6a2ff;
  --shadow: 0 24px 70px rgba(0,0,0,.34);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "Segoe UI", system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(circle at 12% 8%, rgba(139,211,255,.12), transparent 28%),
    radial-gradient(circle at 86% 0%, rgba(198,162,255,.12), transparent 28%),
    linear-gradient(135deg, #080b10, #111827 54%, #0b1018);
  color: var(--text);
}

button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
h1, h2, h3, p { margin: 0; }

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
}

.rail {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  padding: 22px 18px;
  border-right: 1px solid var(--line);
  background: rgba(9,13,19,.76);
  backdrop-filter: blur(18px);
}

.brand {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px;
  align-items: center;
  min-height: 56px;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: #071018;
  font-weight: 950;
  background: linear-gradient(145deg, var(--accent), var(--violet));
}

.brand small {
  display: block;
  color: var(--muted);
  margin-top: 3px;
}

.rail-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin: 18px 0;
}

.rail-tabs button,
.mobile-nav button,
.document-card,
.primary-action,
.secondary-action,
.dialog-close {
  border: 0;
  color: inherit;
}

.rail-tabs button {
  min-height: 38px;
  border-radius: 8px;
  background: var(--panel);
  color: var(--muted);
}

.rail-tabs button.active,
.mobile-nav button.active {
  color: var(--accent);
  background: rgba(139,211,255,.13);
  font-weight: 850;
}

.privacy-card,
.panel,
.document-card,
.upload-card,
.mock-paper,
.history-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(21,28,40,.88);
}

.privacy-card {
  padding: 14px;
  margin-bottom: 18px;
  border-color: rgba(240,179,90,.24);
  background: rgba(240,179,90,.08);
}

.privacy-card p,
.upload-card p,
.hero-panel p,
.document-card p,
.mock-line,
.compact-item p,
.history-card p,
.settings-grid p,
.confidence p,
.mini-row p {
  margin-top: 5px;
  color: var(--muted);
  line-height: 1.45;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.section-title.compact h2,
.section-title h2 {
  font-size: 18px;
}

.section-title span {
  color: var(--muted);
  font-size: 13px;
}

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

.document-card {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  padding: 13px;
  text-align: left;
}

.document-card:hover,
.document-card.active {
  outline: 1px solid rgba(139,211,255,.42);
  background: rgba(139,211,255,.08);
}

.badge,
.doc-kind,
.status-chip {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 9px;
  border-radius: 999px;
  background: rgba(139,211,255,.13);
  color: var(--accent);
  font-size: 12px;
  font-weight: 850;
  white-space: nowrap;
}

.doc-kind.utility_bill,
.badge.warn { background: rgba(240,179,90,.13); color: var(--accent-2); }
.doc-kind.contract,
.badge.violet { background: rgba(198,162,255,.13); color: var(--violet); }
.doc-kind.medical_note,
.badge.rose { background: rgba(241,124,139,.13); color: var(--rose); }

.workspace {
  min-width: 0;
  padding: 24px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
}

.eyebrow {
  margin-bottom: 6px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

h1 {
  font-size: 30px;
  line-height: 1.1;
}

h2 {
  font-size: 24px;
  line-height: 1.18;
}

.mode-pill {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.04);
  color: var(--muted);
  white-space: nowrap;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 99px;
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(116,224,167,.12);
}

.screen { display: none; }
.screen.active { display: block; }

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 16px;
  padding: 22px;
  margin-bottom: 16px;
  border: 1px solid rgba(139,211,255,.18);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(139,211,255,.12), rgba(198,162,255,.09)),
    var(--panel);
  box-shadow: var(--shadow);
}

.hero-panel h2 {
  max-width: 760px;
  font-size: 34px;
}

.upload-card {
  display: grid;
  align-content: center;
  gap: 7px;
  min-height: 140px;
  padding: 16px;
  background:
    linear-gradient(145deg, rgba(255,255,255,.04), rgba(139,211,255,.08)),
    var(--panel-2);
}

.upload-card span {
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 900;
}

.layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr) 320px;
  gap: 16px;
  align-items: start;
}

.panel {
  padding: 16px;
}

.mock-paper {
  min-height: 380px;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.025)),
    var(--panel-2);
}

.mock-line {
  min-height: 30px;
  padding-bottom: 8px;
  border-bottom: 1px dashed rgba(255,255,255,.12);
  color: #d7deea;
}

.mock-line strong {
  color: var(--text);
}

.primary-action,
.secondary-action {
  min-height: 44px;
  padding: 0 16px;
  border-radius: 8px;
  font-weight: 900;
}

.primary-action {
  background: var(--accent);
  color: #071018;
}

.secondary-action {
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
}

.document-preview .primary-action {
  width: 100%;
  margin-top: 14px;
}

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

.analysis-progress {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 14px;
}

.step {
  min-height: 50px;
  display: grid;
  place-items: center;
  padding: 8px;
  border-radius: 8px;
  background: var(--panel-2);
  color: var(--muted);
  text-align: center;
  font-size: 13px;
}

.step.active {
  background: rgba(139,211,255,.13);
  color: var(--accent);
}

.step.done {
  background: rgba(116,224,167,.12);
  color: var(--green);
}

.result-summary {
  display: grid;
  gap: 8px;
  padding: 14px;
  margin-bottom: 14px;
  border-radius: 8px;
  background: var(--panel-2);
}

.result-summary h3 {
  font-size: 22px;
}

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

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  outline: none;
  background: var(--panel-2);
  color: var(--text);
}

input {
  min-height: 42px;
  padding: 0 11px;
}

textarea {
  resize: vertical;
  padding: 10px 11px;
}

.wide-label {
  margin-top: 10px;
}

.result-columns,
.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.result-columns h3 {
  margin-bottom: 8px;
  font-size: 16px;
}

.mini-list,
.compact-list,
.history-list {
  display: grid;
  gap: 9px;
}

.mini-row,
.compact-item,
.history-card {
  padding: 11px;
  border-radius: 8px;
  background: var(--panel-2);
}

.compact-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: start;
}

.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 16px;
}

.context-panel {
  display: grid;
  gap: 16px;
}

.confidence {
  display: grid;
  gap: 10px;
}

.confidence strong {
  font-size: 34px;
}

.bar {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
}

.bar span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--green));
}

.view-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.history-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: center;
}

.history-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 9px;
}

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

.mobile-nav {
  display: none;
}

.dialog {
  width: min(760px, calc(100vw - 28px));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow);
}

.dialog::backdrop {
  background: rgba(0,0,0,.58);
  backdrop-filter: blur(6px);
}

.dialog-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: var(--panel-2);
  font-size: 22px;
}

pre {
  max-height: 64vh;
  overflow: auto;
  padding: 14px;
  border-radius: 8px;
  background: #080b10;
  color: #d7deea;
  white-space: pre-wrap;
}

@media (max-width: 1220px) {
  .app-shell { grid-template-columns: 286px minmax(0, 1fr); }
  .layout { grid-template-columns: 300px minmax(0, 1fr); }
  .context-panel {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 920px) {
  .app-shell {
    display: block;
    padding-bottom: 78px;
  }

  .rail {
    position: static;
    height: auto;
    padding: 16px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .workspace { padding: 16px; }
  .topbar { align-items: flex-start; flex-direction: column; }
  .hero-panel,
  .layout,
  .field-grid,
  .result-columns,
  .context-panel,
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .hero-panel h2 { font-size: 27px; }
  .mock-paper { min-height: 260px; }
  .analysis-progress { grid-template-columns: 1fr 1fr; }

  .mobile-nav {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: 10px;
    z-index: 20;
    height: 58px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
    padding: 6px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(21,28,40,.94);
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
  }

  .mobile-nav button {
    border-radius: 8px;
    background: transparent;
    color: var(--muted);
  }
}

@media (max-width: 560px) {
  .workspace,
  .rail { padding: 12px 10px; }
  .hero-panel,
  .panel { padding: 14px; }
  .analysis-progress { grid-template-columns: 1fr; }
  .actions-row .primary-action,
  .actions-row .secondary-action,
  .view-head .secondary-action { width: 100%; }
  .history-card { grid-template-columns: 1fr; }
}