:root {
  --ink: #1b1036;
  --ink-soft: #3a2a5f;
  --accent: #5b2cff;
  --accent-2: #7c57ff;
  --accent-3: #e4dcff;
  --paper: #f6f4ff;
  --cloud: #ffffff;
  --line: rgba(91, 44, 255, 0.16);
  --shadow: 0 18px 40px rgba(27, 16, 54, 0.18);
  --radius: 20px;
  --radius-sm: 14px;
  --accent-gradient: linear-gradient(135deg, #5b2cff 0%, #8a6bff 100%);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Sora", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 18%, rgba(91, 44, 255, 0.18), transparent 50%),
    radial-gradient(circle at 88% 8%, rgba(138, 107, 255, 0.2), transparent 45%),
    linear-gradient(180deg, #ffffff 0%, #f6f4ff 55%, #ffffff 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 60% 80%, rgba(91, 44, 255, 0.12), transparent 55%),
    linear-gradient(rgba(91, 44, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(91, 44, 255, 0.06) 1px, transparent 1px);
  background-size: auto, 140px 140px, 140px 140px;
  background-position: center, -30px -30px, -30px -30px;
  pointer-events: none;
  z-index: -1;
}

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

h1,
h2,
h3,
h4 {
  font-family: "Space Grotesk", "Sora", sans-serif;
  letter-spacing: 0.02em;
}

p {
  line-height: 1.6;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-size: 0.9rem;
  color: var(--accent);
}

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

.site-nav a {
  padding: 8px 14px;
  border-radius: 999px;
  transition: background 0.2s ease, color 0.2s ease;
  font-weight: 600;
  font-size: 0.95rem;
}

.site-nav a:hover {
  background: rgba(91, 44, 255, 0.12);
  color: var(--accent);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 999px;
  padding: 6px 12px;
  font-weight: 600;
  color: var(--accent);
}

body.page-home .site-nav a[data-nav-link="home"],
body.page-model .site-nav a[data-nav-link="model"],
body.page-scenario .site-nav a[data-nav-link="scenario"],
body.page-plan .site-nav a[data-nav-link="plan"],
body.page-faqs .site-nav a[data-nav-link="faqs"],
body.page-runs .site-nav a[data-nav-link="model"],
body.page-imports .site-nav a[data-nav-link="imports"],
body.page-changes .site-nav a[data-nav-link="changes"],
body.page-pricing .site-nav a[data-nav-link="pricing"] {
  background: rgba(91, 44, 255, 0.16);
  color: var(--accent);
}

.hero {
  padding: 80px 24px 40px;
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  align-items: center;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(91, 44, 255, 0.15);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero h1 {
  font-size: clamp(2.6rem, 4vw, 4rem);
  margin: 16px 0 10px;
}

.hero .lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-card {
  padding: 28px;
  background: var(--cloud);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.hero-card h3 {
  margin-top: 0;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.stat {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px;
}

.stat strong {
  display: block;
  font-size: 1.1rem;
}

.section {
  padding: 50px 24px;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  margin-bottom: 24px;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 10px;
}

.section-lede {
  color: var(--ink-soft);
  max-width: 760px;
}

.grid-3,
.grid-2 {
  display: grid;
  gap: 20px;
}

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

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

.card {
  background: var(--cloud);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

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

.card h3 {
  margin-top: 0;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(91, 44, 255, 0.14);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
}

.callout {
  border-left: 4px solid var(--accent);
  padding: 18px;
  background: rgba(91, 44, 255, 0.08);
  border-radius: var(--radius-sm);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  border: none;
  background: var(--accent-gradient);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 0 16px 32px rgba(91, 44, 255, 0.25);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 36px rgba(91, 44, 255, 0.32);
}

.btn.ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid rgba(91, 44, 255, 0.4);
  box-shadow: none;
}

.btn.small {
  padding: 8px 14px;
  font-size: 0.85rem;
}

.btn.dark {
  background: #2a174f;
}

.list {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-soft);
}

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

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--cloud);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

th,
td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

th {
  background: rgba(91, 44, 255, 0.1);
  font-weight: 700;
}

tr:last-child td {
  border-bottom: none;
}

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

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.field {
  display: grid;
  gap: 6px;
  font-weight: 600;
  font-size: 0.9rem;
}

.field span {
  font-weight: 600;
}

.field input,
.field select,
.field textarea {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  font-family: inherit;
  font-size: 0.95rem;
  background: #fff;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: rgba(91, 44, 255, 0.6);
  box-shadow: 0 0 0 3px rgba(91, 44, 255, 0.18);
}

.field small {
  color: var(--ink-soft);
  font-weight: 400;
}

.status {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.chat-shell {
  display: grid;
  gap: 14px;
}

.chat-window {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  padding: 14px;
  max-height: 420px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-message {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  border-radius: 16px;
  max-width: 82%;
  word-break: break-word;
}

.chat-message.user {
  align-self: flex-end;
  background: rgba(91, 44, 255, 0.14);
}

.chat-message.assistant {
  align-self: flex-start;
  background: rgba(27, 16, 54, 0.08);
}

.chat-message.thinking {
  opacity: 0.72;
  font-style: italic;
  animation: thinking-pulse 1.4s ease-in-out infinite;
}

.chat-meta {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.chat-body {
  white-space: pre-wrap;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(27, 16, 54, 0.08);
  color: var(--ink-soft);
}

.status-pill.in-progress {
  background: rgba(91, 44, 255, 0.16);
  color: var(--accent);
}

.status-pill.complete {
  background: rgba(35, 176, 111, 0.18);
  color: #1c7b51;
}

.status-pill.failed {
  background: rgba(229, 73, 73, 0.18);
  color: #b21f1f;
}

@keyframes thinking-pulse {
  0%,
  100% {
    opacity: 0.6;
  }
  50% {
    opacity: 1;
  }
}

.imports-layout {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  align-items: start;
}

.table-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.import-detail-grid {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  color: var(--ink-soft);
}

.change-detail-grid {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.change-text h4 {
  margin: 14px 0 6px;
}

.change-text pre {
  margin: 0;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: rgba(91, 44, 255, 0.08);
  border: 1px solid var(--line);
  white-space: pre-wrap;
  font-family: "Sora", "Segoe UI", sans-serif;
}

.faq details {
  background: var(--cloud);
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  padding: 14px 16px;
  margin-bottom: 12px;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
}

.faq p {
  margin: 10px 0 0;
  color: var(--ink-soft);
}

.model-layout {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
}

.model-panel {
  background: var(--cloud);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.model-panel h3 {
  margin-top: 0;
}

.model-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 12px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.metric strong {
  display: block;
  font-size: 1.1rem;
}

.chart-card {
  margin-top: 20px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 300px;
}

.chart-card.chart-md {
  height: 360px;
}

.chart-card.chart-lg {
  height: 460px;
}

.chart-body {
  flex: 1 1 auto;
  min-height: 0;
}

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

.chart-header h3 {
  margin: 0;
}

.chart-card canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.footer {
  padding: 40px 24px 60px;
  color: var(--ink-soft);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 18px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
}

.reveal {
  animation: rise 0.7s ease forwards;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .model-layout {
    grid-template-columns: 1fr;
  }

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

  .site-nav {
    position: absolute;
    top: 64px;
    right: 24px;
    flex-direction: column;
    align-items: flex-start;
    background: var(--cloud);
    padding: 14px;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    display: none;
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-toggle {
    display: inline-flex;
  }
}