:root {
  --bg: #efe7dc;
  --paper: #fbf7f2;
  --line: rgba(31, 28, 25, 0.12);
  --ink: #1b1917;
  --muted: #6b655d;
  --accent: #234638;
  --accent-soft: rgba(35, 70, 56, 0.12);
  --shadow: 0 18px 40px rgba(32, 26, 21, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(35, 70, 56, 0.08), transparent 32rem),
    linear-gradient(180deg, #f7f1e8 0%, var(--bg) 100%);
  color: var(--ink);
  font-family: "DM Sans", system-ui, sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px 1fr;
}

.sidebar {
  padding: 2rem 1.5rem;
  border-right: 1px solid var(--line);
  background: rgba(251, 247, 242, 0.88);
  backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.brand {
  display: grid;
  gap: 0.35rem;
}

.brand strong,
.hero-card h1,
.page-head h1,
.section-head h2,
.login-card h1 {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.brand-kicker,
.eyebrow {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.nav {
  display: grid;
  gap: 0.45rem;
}

.nav a {
  padding: 0.8rem 0.95rem;
  border-radius: 1rem;
  font-weight: 500;
  transition: background 180ms ease;
}

.nav a:hover,
.nav a:focus-visible {
  background: var(--accent-soft);
  outline: none;
}

.sidebar-meta {
  margin-top: auto;
  display: grid;
  gap: 0.4rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.main {
  padding: 2rem;
  display: grid;
  gap: 1.5rem;
}

.flash-stack {
  display: grid;
  gap: 0.6rem;
}

.flash {
  padding: 0.85rem 1rem;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.flash-success {
  border-color: rgba(35, 70, 56, 0.18);
}

.flash-error {
  border-color: rgba(133, 46, 46, 0.18);
}

.hero-card,
.card,
.login-card {
  background: rgba(251, 247, 242, 0.82);
  border: 1px solid var(--line);
  border-radius: 1.7rem;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 1.8rem 1.8rem 1.6rem;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 1.5rem;
}

.hero-card h1,
.page-head h1,
.login-card h1 {
  margin: 0;
  font-size: clamp(2.25rem, 4vw, 3.4rem);
  line-height: 0.95;
}

.hero-copy,
.muted,
.list-meta,
.sidebar small {
  color: var(--muted);
}

.hero-metrics,
.mini-grid,
.inline-grid,
.button-row,
.tag-row,
.grid {
  display: grid;
  gap: 1rem;
}

.hero-metrics {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.metric,
.mini-card {
  background: rgba(255, 255, 255, 0.6);
  border-radius: 1.15rem;
  padding: 1rem;
  border: 1px solid rgba(31, 28, 25, 0.08);
}

.metric span,
.mini-card span {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
}

.metric strong,
.mini-card strong {
  font-size: 1.7rem;
  font-weight: 700;
}

.grid.two-up {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.grid.four-up {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  padding: 1.35rem;
}

.card-emphasis {
  background: linear-gradient(145deg, rgba(35, 70, 56, 0.08), rgba(251, 247, 242, 0.85));
}

.section-head,
.page-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.section-head h2,
.page-head h1 {
  margin: 0.15rem 0 0;
}

.page-head {
  align-items: end;
}

.stack-form,
.stack-list,
.message-stack,
.note-grid,
.button-column {
  display: grid;
  gap: 0.9rem;
}

.stack-form.compact {
  gap: 0.75rem;
}

label {
  display: grid;
  gap: 0.45rem;
  font-size: 0.92rem;
  color: var(--muted);
}

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

input,
textarea,
select {
  width: 100%;
  border: 1px solid rgba(27, 25, 23, 0.14);
  border-radius: 1rem;
  padding: 0.9rem 1rem;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
}

textarea {
  resize: vertical;
}

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

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

.inline-grid.four-columns {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.button-row {
  grid-template-columns: auto 1fr;
  align-items: center;
}

.button-column {
  align-content: start;
}

.button {
  border: none;
  border-radius: 999px;
  padding: 0.9rem 1.25rem;
  cursor: pointer;
  transition: transform 160ms ease, opacity 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--accent);
  color: white;
}

.button-secondary {
  background: rgba(35, 70, 56, 0.14);
  color: var(--ink);
}

.button-ghost {
  background: rgba(27, 25, 23, 0.06);
  color: var(--ink);
}

.text-link {
  color: var(--accent);
  font-weight: 600;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  background: rgba(35, 70, 56, 0.16);
  font-size: 0.82rem;
  color: var(--accent);
}

.badge-soft {
  background: rgba(27, 25, 23, 0.08);
  color: var(--muted);
}

.plain-list {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
  display: grid;
  gap: 0.65rem;
}

.list-row,
.note-card,
.note-block,
.message,
.metric-card,
.pending-inline {
  padding: 1rem;
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(31, 28, 25, 0.08);
}

.metric-card span {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
}

.metric-card strong {
  display: block;
  margin-top: 0.3rem;
  font-size: 1.7rem;
}

.metric-card small {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
}

.pending-inline {
  margin-top: 1rem;
  background: rgba(35, 70, 56, 0.08);
}

.comparison-card,
.trend-card {
  padding: 1rem;
  border-radius: 1.15rem;
  border: 1px solid rgba(31, 28, 25, 0.08);
  background: rgba(255, 255, 255, 0.6);
}

.comparison-card span,
.trend-head span,
.progress-label span,
.analysis-highlight span {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
}

.comparison-card strong,
.analysis-highlight strong {
  display: block;
  margin-top: 0.3rem;
  font-size: 1.55rem;
}

.comparison-card small {
  display: block;
  margin-top: 0.45rem;
  color: var(--muted);
}

.comparison-up {
  border-color: rgba(35, 70, 56, 0.2);
}

.comparison-down {
  border-color: rgba(148, 74, 57, 0.18);
}

.table-shell {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.data-table th,
.data-table td {
  padding: 0.85rem 0.45rem;
  text-align: left;
  border-bottom: 1px solid rgba(31, 28, 25, 0.08);
}

.data-table th {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.trend-head {
  display: grid;
  gap: 0.25rem;
  margin-bottom: 0.9rem;
}

.trend-head strong,
.progress-label strong {
  font-size: 1.05rem;
}

.bar-chart {
  display: grid;
  gap: 0.8rem;
}

.bar-row {
  display: grid;
  grid-template-columns: 4.8rem 1fr auto;
  gap: 0.85rem;
  align-items: center;
}

.bar-row span {
  color: var(--muted);
  font-size: 0.85rem;
}

.bar-row strong {
  font-size: 0.92rem;
}

.bar-track,
.progress-track {
  width: 100%;
  height: 0.72rem;
  border-radius: 999px;
  background: rgba(35, 70, 56, 0.09);
  overflow: hidden;
}

.bar-fill,
.progress-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(35, 70, 56, 0.62), rgba(35, 70, 56, 0.96));
}

.tab-row {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.tab-chip {
  padding: 0.75rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(31, 28, 25, 0.08);
  background: rgba(255, 255, 255, 0.58);
  font-weight: 500;
}

.tab-chip.is-active {
  background: var(--accent);
  color: white;
  border-color: transparent;
}

.progress-block,
.analysis-highlight {
  display: grid;
  gap: 0.8rem;
}

.analysis-highlight {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 1.15rem;
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(31, 28, 25, 0.08);
}

.analysis-highlight p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.chat-topbar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.list-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.list-row-tall {
  align-items: start;
}

.list-copy,
.note-block p,
.note-card p,
.message p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.message header,
.note-card header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.88rem;
}

.message-assistant {
  border-left-color: rgba(35, 70, 56, 0.78);
}

.message-user {
  border-left-color: rgba(27, 25, 23, 0.2);
}

.message {
  background: transparent;
  border: none;
  border-top: 1px solid rgba(31, 28, 25, 0.08);
  border-left: 3px solid rgba(31, 28, 25, 0.12);
  border-radius: 0;
  padding: 0.95rem 0 0.95rem 1rem;
}

.message-stack {
  gap: 0;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.chip-button {
  border: 1px solid rgba(35, 70, 56, 0.16);
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 160ms ease, transform 160ms ease;
}

.chip-button:hover,
.chip-button:focus-visible {
  background: rgba(35, 70, 56, 0.09);
  transform: translateY(-1px);
  outline: none;
}

.typing-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1rem;
  color: var(--muted);
}

.typing-indicator span {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: rgba(35, 70, 56, 0.48);
  animation: pulse 1.1s infinite ease-in-out;
}

.typing-indicator span:nth-child(2) {
  animation-delay: 0.15s;
}

.typing-indicator span:nth-child(3) {
  animation-delay: 0.3s;
}

.stack-form.is-waiting .button-primary {
  opacity: 0.7;
  pointer-events: none;
}

@keyframes pulse {
  0%, 80%, 100% {
    transform: scale(0.8);
    opacity: 0.55;
  }
  40% {
    transform: scale(1.1);
    opacity: 1;
  }
}

.note-grid {
  grid-template-columns: 1fr;
}

.tag {
  display: inline-flex;
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  background: rgba(27, 25, 23, 0.08);
  font-size: 0.8rem;
  color: var(--muted);
}

.assistant-response {
  min-height: 0;
}

.settings-meta {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}

.settings-meta span {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
}

.checkbox-inline {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--muted);
}

.checkbox-inline input {
  width: auto;
}

.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
}

.login-card {
  width: min(30rem, 100%);
  padding: 2rem;
}

@media (max-width: 1120px) {
  .shell,
  .hero-card,
  .grid.two-up,
  .grid.three-up,
  .grid.four-up,
  .chat-topbar {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 768px) {
  .main,
  .sidebar {
    padding: 1.2rem;
  }

  .inline-grid,
  .inline-grid.four-columns,
  .hero-metrics,
  .button-row,
  .bar-row {
    grid-template-columns: 1fr;
  }
}