:root {
  color-scheme: light;
  --bg: #f6f1e8;
  --bg-deep: #ebe3d5;
  --surface: rgba(255, 251, 245, 0.82);
  --surface-strong: #fffdfa;
  --surface-alt: #efe7db;
  --surface-muted: #f8f2e9;
  --ink: #1f2c39;
  --ink-soft: #607082;
  --line: rgba(37, 50, 67, 0.12);
  --line-strong: rgba(37, 50, 67, 0.22);
  --primary: #3f658f;
  --primary-strong: #27486d;
  --sage: #7f9580;
  --teal: #3f817c;
  --critical: #ab4d4d;
  --moderate: #ad7b28;
  --elevated: #b5653d;
  --success: #4f7f58;
  --accent: #e2f0ef;
  --accent-strong: #d1e6f1;
  --shadow-lg: 0 26px 80px rgba(77, 60, 35, 0.12);
  --shadow-md: 0 20px 48px rgba(77, 60, 35, 0.09);
  --font-ui: 'Inter', sans-serif;
  --font-head: 'Manrope', sans-serif;
}

body[data-theme='dark'] {
  color-scheme: dark;
  --bg: #12181e;
  --bg-deep: #1a232c;
  --surface: rgba(23, 31, 40, 0.82);
  --surface-strong: #1b2430;
  --surface-alt: #202c37;
  --surface-muted: #18222b;
  --ink: #edf3f7;
  --ink-soft: #9aabbf;
  --line: rgba(157, 178, 199, 0.12);
  --line-strong: rgba(157, 178, 199, 0.22);
  --primary: #95b5de;
  --primary-strong: #bfd2ee;
  --sage: #97a996;
  --teal: #74b8b2;
  --critical: #f09b9b;
  --moderate: #e2ba70;
  --elevated: #ecaa7a;
  --success: #80c398;
  --accent: #1e3038;
  --accent-strong: #253847;
  --shadow-lg: 0 26px 80px rgba(0, 0, 0, 0.28);
  --shadow-md: 0 20px 48px rgba(0, 0, 0, 0.22);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at top left, rgba(63, 101, 143, 0.12), transparent 28%),
    radial-gradient(circle at 100% 0, rgba(127, 149, 128, 0.08), transparent 24%),
    linear-gradient(180deg, var(--bg), var(--bg-deep));
  color: var(--ink);
  font-family: var(--font-ui);
  line-height: 1.5;
}

button,
input,
textarea,
a {
  font: inherit;
}

button {
  border: 0;
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

a {
  color: inherit;
}

svg {
  display: block;
  width: 100%;
  height: 100%;
}

.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 100;
  padding: 12px 16px;
  border-radius: 14px;
  background: var(--ink);
  color: var(--surface-strong);
  transition: top 0.18s ease;
}

.skip-link:focus {
  top: 16px;
}

.app-shell {
  max-width: 1540px;
  margin: 0 auto;
  padding: 20px;
}

.topbar,
.sidebar-card,
.card,
.hero-card,
.modal-shell {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(18px);
}

.sidebar-card,
.card,
.hero-card,
.history-row,
.metric-item,
.prompt-chip,
.chat-bubble,
.history-meta-block,
.chart-stat-card,
.modal-highlight {
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    box-shadow 220ms ease,
    opacity 180ms ease;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  padding: 14px 18px;
  border-radius: 999px;
  position: sticky;
  top: 14px;
  z-index: 20;
  background: color-mix(in srgb, var(--surface) 78%, transparent);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
}

.brand strong,
h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-head);
}

.brand strong {
  font-size: 1.05rem;
}

.brand-text {
  display: inline-flex;
  align-items: center;
}

.brand small,
.muted-text,
.helper-text,
.hero-copy,
.eyebrow,
.panel-copy,
.section-aside-note,
.prompt-copy,
.finding-block p,
.history-meta-label,
.chat-speaker,
.history-file span,
.metric-meta {
  color: var(--ink-soft);
}

.brand-mark {
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(145deg, var(--primary), var(--teal));
  color: #fff;
  flex: none;
}

.brand-mark rect,
.brand-mark path {
  fill: currentColor;
}

.topbar-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.profile-menu {
  position: relative;
  display: flex;
}

.profile-menu-panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: min(380px, calc(100vw - 40px));
  display: grid;
  gap: 16px;
  z-index: 50;
}

.profile-menu-head {
  align-items: flex-start;
}

.nav-btn,
.primary-btn,
.secondary-btn,
.ghost-btn,
.prompt-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.18s ease, background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
  text-decoration: none;
}

.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--ink-soft);
}

.nav-btn:hover,
.nav-btn.active {
  background: var(--surface-alt);
  border-color: var(--line);
  color: var(--ink);
}

.nav-btn.icon-only {
  width: 48px;
  padding-inline: 0;
}

.profile-quick-avatar {
  width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(145deg, var(--primary), var(--teal));
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.nav-icon {
  width: 18px;
  height: 18px;
  flex: none;
}

.mobile-nav-label {
  display: none;
}

.nav-icon svg path {
  fill: currentColor;
}

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

.primary-btn:hover,
.secondary-btn:hover,
.ghost-btn:hover,
.prompt-chip:hover {
  transform: translateY(-1px);
}

.secondary-btn {
  background: var(--surface-alt);
  border: 1px solid var(--line);
  color: var(--ink);
}

.ghost-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink-soft);
}

.wide {
  width: 100%;
}

.layout {
  display: grid;
  grid-template-columns: 332px minmax(0, 1fr);
  gap: 24px;
}

.layout.layout-single {
  grid-template-columns: minmax(0, 1fr);
}

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

.panel-copy,
.helper-text {
  margin: 0;
}

.sidebar-card,
.card,
.hero-card,
.modal-shell {
  border-radius: 32px;
}

.sidebar-card,
.card {
  padding: 24px;
}

.auth-panel {
  position: sticky;
  top: 106px;
  align-self: start;
}

.rail-intro {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 20px;
}

.rail-intro h2 {
  margin-bottom: 10px;
  font-size: 1.42rem;
  line-height: 1.14;
}

.rail-note-stack {
  display: grid;
  gap: 12px;
  margin-bottom: 22px;
}

.rail-note {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.08), transparent), var(--surface-muted);
}

.rail-note strong,
.history-file strong,
.metric-item strong {
  display: block;
  margin-bottom: 4px;
}

.rail-note strong,
.section-aside-note strong,
.icon-stat strong {
  margin-bottom: 0;
}

.section-aside-note strong {
  color: var(--ink);
}

.eyebrow {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  font-size: 0.72rem;
  font-weight: 700;
}

.panel-head,
.section-header,
.hero-card,
.compact,
.chat-actions,
.metric-footer,
.history-file-topline {
  display: flex;
  gap: 16px;
}

.panel-head,
.section-header,
.hero-card,
.metric-footer,
.history-file-topline {
  justify-content: space-between;
  align-items: flex-start;
}

.compact,
.chat-actions {
  justify-content: space-between;
  align-items: center;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(63, 101, 143, 0.1);
  border: 1px solid rgba(63, 101, 143, 0.12);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  white-space: nowrap;
}

.status-pill.neutral {
  background: var(--surface-alt);
  border-color: var(--line);
  color: var(--ink-soft);
}

.section-icon {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface-strong) 72%, transparent);
  border: 1px solid var(--line);
  color: var(--primary);
  flex: none;
}

.section-icon svg {
  width: 18px;
  height: 18px;
}

.section-icon svg path,
.section-icon svg rect {
  fill: currentColor;
}

.hero-card {
  padding: 36px;
  margin-bottom: 18px;
  min-height: 320px;
  background:
    radial-gradient(circle at top right, rgba(63, 129, 124, 0.18), transparent 24%),
    radial-gradient(circle at left center, rgba(63, 101, 143, 0.13), transparent 34%),
    linear-gradient(180deg, rgba(255,255,255,0.09), transparent),
    var(--surface);
  gap: 28px;
}

.hero-copyblock {
  max-width: 760px;
  flex: 1 1 0;
}

.hero-subtext {
  margin: 16px 0 0;
  max-width: 58ch;
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.7;
}

.hero-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.hero-meta-chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 68%, var(--accent));
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 600;
}

.hero-aside {
  width: min(360px, 100%);
  flex: 0 0 360px;
}

.hero-aside-card {
  display: grid;
  gap: 14px;
  padding: 22px;
  border-radius: 28px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.08), transparent), color-mix(in srgb, var(--surface-muted) 86%, var(--accent));
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.16);
}

.hero-stat-list {
  display: grid;
  gap: 12px;
}

.hero-stat-item {
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 74%, transparent);
}

.hero-stat-kicker {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--primary);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.hero-stat-item p {
  margin: 6px 0 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.6;
}

.hero-side-copy,
.panel-copy,
.finding-block p,
.history-meta,
.history-file span,
.metric-meta,
.prompt-copy {
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

h1 {
  font-size: clamp(2.15rem, 3.75vw, 4rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
}

h2 {
  font-size: 1.32rem;
  line-height: 1.16;
}

h3 {
  font-size: 1rem;
}

.hero-copy {
  margin-top: 12px;
  max-width: 58ch;
  font-size: 1.05rem;
  line-height: 1.7;
}

.section-aside-note {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  max-width: 280px;
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--surface-alt);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(320px, 0.92fr);
  gap: 24px;
}

.dashboard-main-stack,
.dashboard-side-stack {
  display: grid;
  gap: 20px;
}

.side-story-card {
  background: linear-gradient(155deg, rgba(127,149,128,0.13), rgba(63,101,143,0.06)), var(--surface);
}

.side-story-card h2 {
  margin-bottom: 10px;
}

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

.mini-icon-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.analytics-card,
.summary-card,
.metrics-card,
.table-card,
.chat-card,
.prompt-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.07), transparent), var(--surface);
}

.analytics-card,
.summary-card {
  min-height: 320px;
}

.summary-card {
  background: color-mix(in srgb, var(--surface) 92%, transparent);
}

.summary-card,
.metrics-card,
.prompt-card,
.chat-card,
.table-card,
.history-detail-card {
  box-shadow: 0 12px 34px rgba(31, 44, 57, 0.06);
}

.chart-stat-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 6px;
}

.chart-stat-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), transparent), var(--surface-muted);
}

.chart-stat-card span,
.modal-highlight span {
  display: inline-grid;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
}

.chart-stat-card strong,
.modal-highlight strong {
  display: block;
}

.chart-wrap {
  margin-top: 8px;
  padding: 14px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), transparent), var(--surface-muted);
  border: 1px solid var(--line);
  position: relative;
}

.chart-wrap::after {
  content: '';
  position: absolute;
  inset: auto 18px 18px auto;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(63, 101, 143, 0.16), transparent 68%);
  pointer-events: none;
}

#analysisChart {
  width: 100%;
  min-height: 320px;
  max-height: 360px;
}

.metric-list {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.metric-item {
  position: relative;
  overflow: hidden;
  padding: 16px 16px 14px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), transparent), var(--surface-muted);
}

.metric-band {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  border-radius: 12px;
}

.metric-band-critical {
  background: var(--critical);
}

.metric-band-moderate {
  background: var(--moderate);
}

.metric-band-elevated {
  background: var(--elevated);
}

.metric-item[data-severity='critical'] {
  border-color: color-mix(in srgb, var(--critical) 42%, var(--line));
}

.metric-item[data-severity='moderate'] {
  border-color: color-mix(in srgb, var(--moderate) 42%, var(--line));
}

.metric-item[data-severity='elevated'] {
  border-color: color-mix(in srgb, var(--elevated) 42%, var(--line));
}

.metric-item header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.metric-label {
  display: inline-block;
  margin-bottom: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.metric-value {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.metric-range {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.metric-footer {
  margin-top: 8px;
  align-items: center;
  justify-content: flex-end;
}

.metric-tip {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: calc(100% + 10px);
  padding: 12px 14px;
  border-radius: 16px;
  background: var(--ink);
  color: var(--surface-strong);
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
  box-shadow: var(--shadow-md);
  font-size: 0.92rem;
}

.metric-item:hover .metric-tip,
.metric-item:focus-within .metric-tip {
  opacity: 1;
  transform: translateY(0);
}

.metric-item:hover,
.history-row:hover,
.prompt-chip:hover,
.chart-stat-card:hover,
.modal-highlight:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.finding-sections {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.analysis-overview {
  margin: 16px 0 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.7;
}

.analysis-summary-box {
  display: grid;
  gap: 14px;
  margin-top: 16px;
  padding: 20px 22px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.08), transparent), color-mix(in srgb, var(--surface-muted) 90%, var(--accent));
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.75;
}

.analysis-summary-box p {
  margin: 0;
}

.analysis-summary-box strong {
  color: var(--ink);
}

.finding-block {
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-muted) 92%, transparent);
}

.finding-block header {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 10px;
}

.finding-block p {
  margin: 4px 0 0;
  font-size: 0.84rem;
}

.finding-block ul {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-soft);
  line-height: 1.55;
  font-size: 0.93rem;
}

.finding-dot {
  width: 12px;
  height: 12px;
  margin-top: 4px;
  border-radius: 999px;
  flex: none;
}

.critical .finding-dot {
  background: var(--critical);
}

.moderate .finding-dot {
  background: var(--moderate);
}

.elevated .finding-dot {
  background: var(--elevated);
}

.history-hero-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.history-hero-strip div {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--surface-muted);
}

.history-hero-strip span {
  display: inline-grid;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
}

.history-table {
  display: grid;
  gap: 14px;
}

.history-detail-card {
  margin-top: 20px;
  border-color: var(--line);
}

.history-detail-card.is-active {
  border-color: color-mix(in srgb, var(--primary) 34%, var(--line));
  box-shadow: var(--shadow-md);
}

.history-metric-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.history-row {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(130px, 0.72fr) minmax(130px, 0.72fr) 92px;
  gap: 14px;
  align-items: center;
  padding: 18px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.07), transparent), var(--surface-muted);
}

.history-file {
  min-width: 0;
}

.history-file-topline {
  margin-bottom: 6px;
  align-items: center;
}

.history-file-type {
  margin-bottom: 0;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--surface-alt);
  color: var(--primary);
}

.history-status {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  background: var(--surface-alt);
}

.history-status-completed {
  color: var(--success);
}

.history-status-processing {
  color: var(--moderate);
}

.history-status-failed {
  color: var(--critical);
}

.history-meta-block {
  padding: 12px 14px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface-strong) 72%, transparent);
  border: 1px solid var(--line);
}

.history-meta-label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.history-meta {
  font-weight: 600;
}

.history-eye {
  width: 100%;
  justify-self: end;
}

.chat-layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 24px;
}

.prompt-list,
.auth-actions {
  display: grid;
  gap: 12px;
}

.prompt-copy {
  margin: 10px 0 16px;
}

.inline-note {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.profile-tag {
  display: inline-flex;
  align-items: center;
  margin-top: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-alt);
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.prompt-chip {
  justify-content: flex-start;
  width: 100%;
  padding: 16px;
  border-radius: 20px;
  text-align: left;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.07), transparent), var(--surface-muted);
  color: var(--ink);
}

.prompt-index {
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  border-radius: 12px;
  background: var(--surface-alt);
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 700;
  flex: none;
}

.chat-stage-label {
  margin: 18px 0 6px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.chat-thread {
  display: grid;
  gap: 16px;
  min-height: 360px;
  max-height: 460px;
  overflow: auto;
  margin: 8px 0 20px;
  padding-right: 4px;
  scroll-behavior: smooth;
}

.chat-message {
  display: grid;
  gap: 8px;
}

.chat-message.user {
  justify-items: end;
}

.chat-speaker {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.chat-bubble {
  max-width: 82%;
  padding: 16px 18px;
  border-radius: 26px;
  white-space: pre-wrap;
  line-height: 1.7;
}

.chat-bubble.user {
  background: var(--ink);
  color: var(--surface-strong);
  box-shadow: var(--shadow-md);
}

.chat-bubble.assistant {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.07), transparent), var(--surface-muted);
}

.chat-form {
  display: grid;
  gap: 12px;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field-head {
  display: grid;
  gap: 4px;
}

.form-label {
  display: block;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--ink);
}

.form-description {
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.55;
}

.chat-form textarea,
.auth-form input {
  width: 100%;
  min-height: 54px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-muted) 88%, var(--surface-strong));
  color: var(--ink);
  resize: vertical;
  transition: border-color 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.chat-form textarea::placeholder,
.auth-form input::placeholder {
  color: color-mix(in srgb, var(--ink-soft) 78%, transparent);
}

.chat-form textarea:focus,
.auth-form input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--primary) 45%, var(--line));
  background: var(--surface-strong);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 14%, transparent);
}

.password-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.password-toggle {
  min-width: 72px;
}

.auth-form {
  display: grid;
  gap: 14px;
}

.profile-card {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.08), transparent), var(--surface-muted);
}

.avatar {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(145deg, var(--primary), var(--teal));
  color: #fff;
  font-weight: 800;
}

.helper-text {
  font-size: 0.92rem;
}

.form-helper,
.chart-summary {
  margin: 0;
}

.stacked-gap {
  margin-top: 18px;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  padding: 14px 18px;
  border-radius: 18px;
  background: var(--ink);
  color: var(--surface-strong);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: 0.2s ease;
  z-index: 30;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.view h1:focus-visible {
  outline: none;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.empty-state {
  display: grid;
  justify-items: center;
  gap: 12px;
  padding: 28px;
  border-radius: 24px;
  border: 1px dashed var(--line-strong);
  background: var(--surface-muted);
  text-align: center;
}

.empty-state strong {
  display: block;
  margin-bottom: 0;
}

.empty-state p {
  margin: 0;
  color: var(--ink-soft);
}

.detail-modal {
  width: min(1020px, calc(100vw - 32px));
  border: 0;
  padding: 0;
  border-radius: 32px;
  background: transparent;
}

.detail-modal::backdrop {
  background: rgba(14, 19, 27, 0.55);
}

.modal-shell {
  padding: 26px;
}

.modal-topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.modal-title-block {
  max-width: 580px;
}

.modal-copy {
  margin-top: 10px;
}

.modal-meta-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 16px;
  align-items: start;
  margin: 18px 0 24px;
}

.modal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
}

.modal-meta span {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--surface-muted);
  border: 1px solid var(--line);
}

.modal-subheading {
  margin-bottom: 12px;
}

.modal-highlight {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(63, 129, 124, 0.12), rgba(63, 101, 143, 0.08)), var(--surface-muted);
}

.modal-highlight small {
  display: block;
  margin-top: 8px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.compact-findings {
  margin-top: 0;
  margin-bottom: 24px;
}

.modal-metric-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--primary) 58%, white);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@media (max-width: 1220px) {
  .layout,
  .dashboard-grid,
  .chat-layout {
    grid-template-columns: 1fr;
  }

  .hero-card {
    flex-direction: column;
  }

  .hero-aside {
    width: 100%;
    flex-basis: auto;
  }

  .auth-panel {
    position: static;
  }

  .modal-meta-wrap {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .app-shell {
    padding: 16px 16px 104px;
  }

  .topbar,
  .panel-head,
  .section-header,
  .hero-card,
  .chat-actions,
  .metric-footer,
  .modal-topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .topbar {
    border-radius: 30px;
    padding-bottom: 14px;
  }

  .topbar-nav {
    position: fixed;
    left: 16px;
    right: 16px;
    bottom: 16px;
    z-index: 40;
    width: auto;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    padding: 12px;
    border-radius: 28px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface) 92%, transparent);
    backdrop-filter: blur(22px);
    box-shadow: var(--shadow-lg);
  }

  .nav-btn {
    min-height: 60px;
    padding: 10px 8px;
    flex-direction: column;
    gap: 6px;
    border-radius: 18px;
    font-size: 0.78rem;
    text-align: center;
  }

  .profile-menu {
    width: 100%;
  }

  .nav-btn.icon-only {
    width: 100%;
    padding-inline: 8px;
  }

  .profile-menu-panel {
    position: fixed;
    left: 16px;
    right: 16px;
    top: auto;
    bottom: 96px;
    width: auto;
    max-height: calc(100vh - 160px);
    overflow: auto;
  }

  .mobile-nav-label {
    display: inline;
  }

  .section-aside-note {
    width: 100%;
    max-width: none;
  }

  .finding-sections,
  .history-hero-strip,
  .modal-metric-list,
  .chart-stat-row {
    grid-template-columns: 1fr;
  }

  .history-metric-list {
    grid-template-columns: 1fr;
  }

  .history-row {
    grid-template-columns: 1fr;
  }

  .history-eye {
    justify-self: stretch;
  }

  .chat-bubble {
    max-width: 100%;
  }
}