:root {
  color-scheme: light;
  --bg: #f8fafc;
  --bg-strong: #eff6ff;
  --surface: rgba(255, 255, 255, 0.92);
  --surface-strong: #ffffff;
  --surface-quiet: #f8fafc;
  --surface-soft: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-on-dark: #e6edf3;
  --border: rgba(148, 163, 184, 0.24);
  --border-strong: rgba(148, 163, 184, 0.42);
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 10px 24px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 2px 4px rgba(15, 23, 42, 0.05), 0 16px 40px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 4px 6px rgba(15, 23, 42, 0.05), 0 24px 56px rgba(15, 23, 42, 0.14);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --radius-xs: 10px;
  --container: 1160px;
  --transition: 220ms cubic-bezier(0.4, 0, 0.2, 1);
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --emerald-50: #ecfdf5;
  --emerald-100: #d1fae5;
  --emerald-500: #10b981;
  --emerald-600: #059669;
  --emerald-700: #047857;
  --amber-50: #fffbeb;
  --amber-100: #fef3c7;
  --amber-500: #f59e0b;
  --amber-700: #b45309;
  --danger-50: #fff1f2;
  --danger-500: #e11d48;
  --danger-700: #be123c;
  --brand-gradient: linear-gradient(135deg, #21a038 0%, #0a2896 100%);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d1117;
  --bg-strong: #111827;
  --surface: rgba(22, 27, 34, 0.94);
  --surface-strong: #161b22;
  --surface-quiet: #1b2838;
  --surface-soft: #1f2937;
  --text-primary: #e6edf3;
  --text-secondary: #c9d1d9;
  --text-muted: #8b949e;
  --border: rgba(48, 54, 61, 0.72);
  --border-strong: rgba(71, 85, 105, 0.9);
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.24);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.32), 0 10px 24px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 2px 4px rgba(0, 0, 0, 0.32), 0 16px 40px rgba(0, 0, 0, 0.34);
  --shadow-lg: 0 4px 6px rgba(0, 0, 0, 0.34), 0 24px 56px rgba(0, 0, 0, 0.42);
  --blue-50: rgba(59, 130, 246, 0.12);
  --blue-100: rgba(59, 130, 246, 0.18);
  --blue-200: rgba(59, 130, 246, 0.24);
  --amber-50: rgba(245, 158, 11, 0.12);
  --amber-100: rgba(245, 158, 11, 0.18);
  --emerald-50: rgba(16, 185, 129, 0.12);
  --emerald-100: rgba(16, 185, 129, 0.18);
  --danger-50: rgba(225, 29, 72, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-primary);
  background:
    radial-gradient(circle at top left, rgba(59, 130, 246, 0.08) 0%, transparent 28rem),
    radial-gradient(circle at top right, rgba(16, 185, 129, 0.07) 0%, transparent 24rem),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-strong) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at center, black 46%, transparent 86%);
  opacity: 0.32;
  pointer-events: none;
}

img,
svg {
  display: block;
}

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

button,
input {
  font: inherit;
}

.icon-sprite {
  position: absolute;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.surface {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(16px);
}

.surface-quiet {
  background: var(--surface-quiet);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
}

.header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(248, 250, 252, 0.84);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
}

html[data-theme="dark"] .header {
  background: rgba(13, 17, 23, 0.88);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  box-shadow: 0 12px 24px rgba(10, 40, 150, 0.18);
}

.brand-name {
  font-size: 1.06rem;
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  transition: color var(--transition);
}

.nav-link:hover {
  color: var(--text-primary);
}

.theme-toggle {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-strong);
  color: var(--text-muted);
  cursor: pointer;
  transition:
    transform var(--transition),
    border-color var(--transition),
    color var(--transition),
    background-color var(--transition);
}

.theme-toggle:hover {
  transform: translateY(-1px);
  color: var(--text-primary);
  border-color: var(--border-strong);
  background: var(--surface-soft);
}

.theme-toggle--hero {
  display: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  font-weight: 700;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    border-color var(--transition),
    background-color var(--transition),
    color var(--transition);
}

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

.btn:active {
  transform: translateY(0);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn--sm {
  min-height: 42px;
  padding-inline: 16px;
}

.btn--primary {
  background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%);
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.24);
}

.btn--primary:hover {
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.3);
}

.btn--secondary {
  background: var(--surface-strong);
  color: var(--text-primary);
  border-color: var(--border);
}

.btn--secondary:hover,
.btn--ghost:hover {
  border-color: var(--border-strong);
}

.btn--bank-support {
  background: linear-gradient(180deg, var(--amber-50) 0%, var(--amber-100) 100%);
  color: var(--amber-700);
  border-color: rgba(180, 83, 9, 0.18);
  box-shadow: 0 6px 18px rgba(245, 158, 11, 0.16);
}

.btn--bank-support:hover {
  border-color: rgba(180, 83, 9, 0.28);
  box-shadow: 0 10px 24px rgba(245, 158, 11, 0.22);
}

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border);
}

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

.icon-lg {
  width: 22px;
  height: 22px;
}

.icon-xl {
  width: 26px;
  height: 26px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--text-secondary);
}

.tag--blue {
  background: var(--blue-50);
  color: var(--blue-700);
  border-color: rgba(59, 130, 246, 0.2);
}

.tag--green {
  background: var(--emerald-50);
  color: var(--emerald-700);
  border-color: rgba(16, 185, 129, 0.22);
}

.tag--neutral {
  background: var(--surface-soft);
  color: var(--text-secondary);
}

.hero {
  position: relative;
  padding: 56px 0 40px;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero::before {
  background: radial-gradient(circle at 18% 20%, rgba(59, 130, 246, 0.08), transparent 28rem);
}

.hero::after {
  background: radial-gradient(circle at 82% 18%, rgba(16, 185, 129, 0.06), transparent 26rem);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(340px, 430px);
  gap: 28px;
  align-items: start;
}

.hero-copy {
  padding-top: 16px;
}

.hero-kicker-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-copy h1,
.section-head h2,
.analysis-copy h2,
.cta-top h2 {
  margin: 18px 0 16px;
  font-size: clamp(2.4rem, 5.6vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.hero-copy p,
.section-head p,
.feature-card p,
.scenario-card p,
.tertiary-bar p,
.analysis-copy p,
.beta-card p,
.cta-top p,
.footer-text,
.check-list li span,
.bullet-list li span {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.7;
}

.trust-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: 999px;
  background: var(--emerald-50);
  border: 1px solid rgba(16, 185, 129, 0.18);
  color: var(--emerald-700);
  font-weight: 700;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: var(--shadow-xs);
}

.hero-panel,
.analysis-card,
.cta-card {
  position: relative;
  overflow: hidden;
}

.hero-panel {
  width: 100%;
  max-width: 430px;
  justify-self: end;
  padding: 28px;
}

.hero-panel::after,
.cta-card::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.1), transparent 70%);
  pointer-events: none;
}

.panel-top,
.analysis-card-head,
.cta-top {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

.panel-top h2,
.analysis-card-head h2 {
  margin: 6px 0 0;
  font-size: 1.5rem;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.panel-kicker {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.metric-row {
  display: grid;
  grid-template-columns: 1.24fr 0.76fr;
  gap: 16px;
  margin-top: 24px;
}

.hero-panel .panel-top h2 {
  font-size: 1.32rem;
}

.hero-panel .metric-row {
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 18px;
}

.hero-panel .metric-main,
.hero-panel .metric-side {
  padding: 18px;
  border-radius: 18px;
}

.hero-panel .metric-main strong,
.hero-panel .metric-side strong {
  font-size: 1.48rem;
}

.hero-panel .metric-main span,
.hero-panel .metric-side p,
.hero-panel .eyebrow {
  font-size: 0.84rem;
  line-height: 1.45;
}

.metric-main,
.metric-side {
  display: grid;
  gap: 10px;
  padding: 22px;
  border-radius: 22px;
  border: 1px solid var(--border);
}

.metric-main {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.03) 100%);
  border-color: rgba(37, 99, 235, 0.14);
}

.metric-side {
  background: var(--surface-soft);
}

.metric-main strong,
.metric-side strong {
  font-size: 1.85rem;
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.metric-main span,
.metric-side p {
  color: var(--text-secondary);
  line-height: 1.55;
}

.metric-side p {
  margin: 0;
}

.eyebrow {
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.result-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.hero-panel .result-list {
  gap: 10px;
  margin-top: 14px;
}

.result-list-compact {
  margin-top: 22px;
}

.result-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border-radius: 18px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
}

.hero-panel .result-row {
  gap: 12px;
  padding: 14px;
  border-radius: 16px;
}

html[data-theme="dark"] .result-row {
  background: var(--surface-quiet);
}

.result-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
}

.hero-panel .result-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
}

.result-icon-teal {
  background: var(--emerald-50);
  color: var(--emerald-700);
}

.result-icon-copper {
  background: var(--amber-50);
  color: var(--amber-700);
}

.result-icon-rose {
  background: var(--blue-50);
  color: var(--blue-700);
}

.result-copy strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1rem;
}

.result-copy span {
  display: block;
  color: var(--text-secondary);
  line-height: 1.55;
}

.hero-panel .result-copy strong {
  font-size: 0.95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hero-panel .result-copy span {
  font-size: 0.84rem;
  line-height: 1.45;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.result-amount {
  font-weight: 800;
  color: var(--emerald-600);
  white-space: nowrap;
}

.hero-panel .result-amount {
  font-size: 0.92rem;
}

.panel-foot {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}

.hero-panel .panel-foot {
  margin-top: 14px;
  padding-top: 14px;
}

.panel-footnote {
  margin: 14px 0 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.hero-panel .panel-footnote {
  margin-top: 12px;
  font-size: 0.83rem;
  line-height: 1.5;
}

.pill-row,
.file-pill-row,
.analysis-meta,
.warning-stack,
.workbook-tabs,
.trust-banner-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pill,
.file-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.pill-muted {
  background: var(--blue-50);
  color: var(--blue-700);
  border-color: rgba(59, 130, 246, 0.18);
}

.trust-banner {
  margin-top: 24px;
}

.trust-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 26px;
  background: linear-gradient(135deg, var(--emerald-50) 0%, rgba(16, 185, 129, 0.02) 100%);
  border-color: rgba(16, 185, 129, 0.18);
}

.trust-banner-copy {
  display: flex;
  align-items: center;
  gap: 14px;
}

.trust-banner-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  flex: none;
  border-radius: 14px;
  background: var(--emerald-100);
  border: 1px solid rgba(16, 185, 129, 0.22);
  color: var(--emerald-700);
}

.trust-banner-title {
  margin: 0 0 6px;
  font-weight: 700;
}

.trust-banner-text {
  margin: 0;
  color: var(--text-secondary);
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(16, 185, 129, 0.16);
  color: var(--emerald-700);
  font-size: 0.86rem;
  font-weight: 700;
}

.section {
  padding: 88px 0;
}

.section-head {
  max-width: 780px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-head h2 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.04;
}

.feature-grid,
.scenario-grid,
.steps-grid,
.beta-grid {
  display: grid;
  gap: 16px;
}

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

.feature-card,
.beta-card {
  height: 100%;
  padding: 24px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.feature-card:hover,
.scenario-card:hover,
.step-card:hover,
.beta-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.feature-icon,
.scenario-mark {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  margin-bottom: 18px;
}

.feature-icon--amber {
  background: var(--amber-50);
  color: var(--amber-700);
}

.feature-icon--blue,
.scenario-mark--blue {
  background: var(--blue-50);
  color: var(--blue-700);
}

.feature-icon--green,
.scenario-mark--green {
  background: var(--emerald-50);
  color: var(--emerald-700);
}

.feature-card h3,
.scenario-card h3,
.step-card h3,
.beta-card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  line-height: 1.15;
}

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

.browser-support-notice {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: flex-start;
  max-width: 860px;
  margin: 0 auto 20px;
  padding: 18px 20px;
  border-color: rgba(180, 83, 9, 0.18);
  background: linear-gradient(180deg, var(--amber-50), var(--surface-strong));
}

.browser-support-notice-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--amber-100);
  color: var(--amber-700);
  border: 1px solid rgba(180, 83, 9, 0.16);
}

.browser-support-notice-copy {
  display: grid;
  gap: 6px;
}

.browser-support-notice-copy strong {
  font-size: 1rem;
  line-height: 1.35;
}

.browser-support-notice-copy p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.6;
}

.scenario-card {
  padding: 26px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.scenario-card--featured {
  background: radial-gradient(circle at top right, rgba(59, 130, 246, 0.08), transparent 16rem), var(--surface);
  border-color: rgba(59, 130, 246, 0.18);
}

.scenario-card--zen {
  background: radial-gradient(circle at top right, rgba(16, 185, 129, 0.08), transparent 16rem), var(--surface);
}

.scenario-card-active {
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.28);
}

.scenario-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

.scenario-title {
  display: flex;
  gap: 16px;
  min-width: 0;
  align-items: flex-start;
}

.scenario-title > div:last-child {
  min-width: 0;
}

.check-list,
.bullet-list {
  display: grid;
  gap: 14px;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.check-list li,
.bullet-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.check-list .icon,
.bullet-list .icon {
  margin-top: 3px;
  color: var(--blue-600);
}

.dropzone {
  margin-top: 22px;
  display: grid;
  gap: 14px;
  padding: 22px;
  border-radius: 22px;
  border: 1px dashed rgba(37, 99, 235, 0.3);
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.04), var(--surface-strong));
}

.dropzone--green {
  border-color: rgba(16, 185, 129, 0.28);
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.04), var(--surface-strong));
}

.dropzone-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.scenario-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tertiary-bar {
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
}

.tertiary-bar h4 {
  margin: 0 0 6px;
  font-size: 1.05rem;
}

.tertiary-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

.step-card {
  padding: 24px;
}

.step-num {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--text-primary);
  color: var(--bg);
  font-weight: 800;
  margin-bottom: 18px;
}

.step-foot {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.analysis-stack {
  display: grid;
  gap: 22px;
}

.analysis-card {
  padding: 28px;
}

.analysis-head-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.total-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  background: var(--emerald-50);
  border: 1px solid rgba(16, 185, 129, 0.18);
  color: var(--emerald-700);
  font-weight: 800;
}

.warning-stack {
  margin-top: 16px;
}

.warning-chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 12px;
  border-radius: 14px;
  background: var(--danger-50);
  border: 1px solid rgba(225, 29, 72, 0.16);
  color: var(--danger-700);
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.45;
}

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

.analysis-inline-cta {
  margin-top: 18px;
}

.metric-tile {
  display: grid;
  gap: 8px;
  padding: 18px;
}

.metric-tile-label {
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-tile strong {
  font-size: 1.08rem;
  line-height: 1.2;
}

.metric-tile span:last-child {
  color: var(--text-secondary);
  line-height: 1.55;
}

.workbook-shell {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.workbook-tab {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-strong);
  color: var(--text-secondary);
  cursor: pointer;
  font-weight: 700;
  transition:
    border-color var(--transition),
    transform var(--transition),
    box-shadow var(--transition),
    background-color var(--transition),
    color var(--transition);
}

.workbook-tab:hover {
  transform: translateY(-1px);
  border-color: var(--border-strong);
}

.workbook-tab-active {
  background: var(--blue-50);
  border-color: rgba(59, 130, 246, 0.24);
  color: var(--blue-700);
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.08);
}

.workbook-tab-count {
  display: inline-flex;
  min-width: 26px;
  min-height: 26px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
  font-size: 0.8rem;
}

.workbook-table-shell {
  display: grid;
  gap: 12px;
}

.workbook-table-head h3 {
  margin: 0 0 6px;
  font-size: 1.2rem;
}

.workbook-table-head p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.6;
}

.workbook-empty,
.detail-empty {
  display: grid;
  gap: 8px;
  padding: 18px;
  border-radius: 20px;
  background: var(--surface-soft);
  border: 1px dashed var(--border-strong);
  color: var(--text-secondary);
}

.workbook-mobile-list {
  display: none;
  gap: 12px;
}

.workbook-table-wrap {
  overflow-x: auto;
  border-radius: 22px;
  border: 1px solid var(--border);
  background: var(--surface-strong);
}

.workbook-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

.workbook-table th,
.workbook-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border);
}

.workbook-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--surface-soft);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.workbook-table tbody tr {
  cursor: pointer;
  transition: background-color var(--transition);
}

.workbook-table tbody tr:hover {
  background: var(--blue-50);
}

.workbook-row-active {
  background: var(--blue-50);
}

.workbook-mobile-card {
  width: 100%;
  display: grid;
  gap: 14px;
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface-strong);
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition),
    background-color var(--transition);
}

.workbook-mobile-card:hover {
  transform: translateY(-1px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-xs);
}

.workbook-mobile-card-active {
  background: var(--blue-50);
  border-color: rgba(59, 130, 246, 0.28);
  box-shadow: 0 10px 22px rgba(37, 99, 235, 0.08);
}

.workbook-mobile-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
}

.workbook-mobile-copy {
  min-width: 0;
  display: grid;
  gap: 6px;
}

.workbook-mobile-copy strong {
  font-size: 1rem;
  line-height: 1.35;
}

.workbook-mobile-subtitle {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.45;
}

.workbook-mobile-amount {
  flex: none;
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--emerald-50);
  border: 1px solid rgba(16, 185, 129, 0.18);
  color: var(--emerald-700);
  font-size: 0.88rem;
  font-weight: 800;
  white-space: nowrap;
}

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

.workbook-mobile-metric {
  display: grid;
  gap: 4px;
  padding: 12px;
  border-radius: 16px;
  background: var(--surface-soft);
  border: 1px solid var(--border);
}

.workbook-mobile-metric-label {
  color: var(--text-muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.workbook-mobile-metric strong {
  font-size: 0.92rem;
  line-height: 1.35;
}

.workbook-detail {
  padding: 20px;
  display: grid;
  gap: 16px;
}

.detail-head {
  display: grid;
  gap: 8px;
}

.detail-head h3,
.detail-evidence h4 {
  margin: 0;
}

.detail-head p,
.detail-evidence li span {
  color: var(--text-secondary);
  line-height: 1.55;
}

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

.detail-metric {
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: 16px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
}

.detail-metric span {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.detail-evidence ul {
  display: grid;
  gap: 10px;
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.detail-evidence li {
  display: grid;
  gap: 4px;
  padding: 14px;
  border-radius: 16px;
  background: var(--surface-strong);
  border: 1px solid var(--border);
}

.unsupported-panel {
  display: grid;
  gap: 18px;
  margin-top: 18px;
  padding: 22px;
  border-color: rgba(225, 29, 72, 0.16);
  background: linear-gradient(180deg, var(--danger-50), var(--surface-strong));
}

.unsupported-copy h3 {
  margin: 0 0 8px;
  font-size: 1.25rem;
}

.unsupported-copy p:last-child {
  margin: 0;
  color: var(--text-secondary);
}

.inline-form,
.cta-form {
  display: grid;
  gap: 12px;
}

.inline-form-row,
.cta-controls {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
}

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

.inline-form-submit {
  justify-self: start;
}

.input-label {
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 700;
}

.input {
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border-radius: 18px;
  border: 1px solid var(--border-strong);
  background: var(--surface-strong);
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.input::placeholder {
  color: var(--text-muted);
}

.input:focus {
  border-color: rgba(37, 99, 235, 0.46);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.cta-caption,
.analysis-foot,
.footer-text {
  color: var(--text-muted);
  line-height: 1.6;
}

.analysis-foot {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--surface-soft);
}

.analysis-reset-row {
  display: flex;
  justify-content: flex-end;
  margin-top: 18px;
}

.analysis-copy {
  display: grid;
  gap: 16px;
  max-width: 900px;
}

.analysis-copy h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.04;
}

.analysis-next-step {
  padding: 16px 18px;
  border-radius: 18px;
  background: var(--blue-50);
  border: 1px solid rgba(59, 130, 246, 0.18);
}

.beta-link {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-weight: 700;
}

.cta {
  padding: 20px 0 96px;
}

.cta[data-cta-placement="analysis-inline"] {
  padding: 0;
}

.cta[data-cta-placement="analysis-inline"] > .container {
  width: 100%;
  margin: 0;
}

.cta[data-cta-placement="analysis-inline"] .cta-card {
  padding: 24px;
}

.cta[data-cta-placement="analysis-inline"] .cta-top h2 {
  font-size: clamp(1.65rem, 3vw, 2.2rem);
}

.cta-card {
  display: grid;
  gap: 24px;
  padding: 32px;
  background:
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.08), transparent 20rem),
    linear-gradient(180deg, var(--surface) 0%, rgba(255, 255, 255, 0.86) 100%);
}

html[data-theme="dark"] .cta-card {
  background:
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.1), transparent 20rem),
    linear-gradient(180deg, rgba(22, 27, 34, 0.96), rgba(13, 17, 23, 0.98));
}

.cta-top h2 {
  margin: 14px 0 12px;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  line-height: 1.04;
}

.form-status {
  min-height: 24px;
  margin: 0;
  font-size: 0.92rem;
  font-weight: 700;
}

.form-status-idle {
  color: transparent;
}

.form-status-success {
  color: var(--emerald-600);
}

.form-status-error {
  color: var(--danger-700);
}

.form-status-info {
  color: var(--text-secondary);
}

.footer {
  padding-bottom: 42px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px 24px;
  padding-top: 26px;
}

.brand-footer {
  margin-bottom: 12px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  font-weight: 700;
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--text-primary);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

[hidden] {
  display: none !important;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 480ms ease,
    transform 480ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn,
  .feature-card,
  .scenario-card,
  .step-card,
  .beta-card,
  .reveal,
  .theme-toggle {
    transition: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1120px) {
  .hero-grid,
  .feature-grid,
  .steps-grid,
  .beta-grid,
  .summary-grid,
  .scenario-grid {
    grid-template-columns: 1fr;
  }

  .metric-row,
  .trust-banner-inner,
  .cta-controls,
  .detail-metrics {
    grid-template-columns: 1fr;
  }

  .tertiary-bar,
  .footer-inner,
  .trust-banner-copy {
    flex-direction: column;
    align-items: flex-start;
  }

  .trust-banner-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .trust-banner-badges,
  .trust-banner-copy {
    width: 100%;
  }

  .browser-support-notice {
    max-width: none;
  }
}

@media (max-width: 960px) {
  .scenario-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .scenario-title {
    width: 100%;
  }

  .scenario-head .tag {
    align-self: flex-start;
  }
}

@media (max-width: 860px) {
  .nav-link {
    display: none;
  }

  .header-inner {
    min-height: 60px;
    align-items: center;
    flex-wrap: nowrap;
    padding-block: 8px;
    gap: 10px;
  }

  .nav {
    width: auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0;
    flex: none;
  }

  .nav > .btn {
    min-height: 36px;
    padding-inline: 12px;
    font-size: 0.86rem;
    white-space: nowrap;
  }

  .theme-toggle {
    display: none;
  }

  .theme-toggle--hero {
    display: inline-flex;
    width: 34px;
    height: 34px;
    padding: 0;
    flex: none;
  }

  .brand {
    gap: 10px;
    min-width: 0;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
  }

  .brand-name {
    font-size: 0.98rem;
  }

  .tag {
    font-size: 0.78rem;
    padding: 7px 10px;
  }

  .browser-support-notice {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .section {
    padding: 72px 0;
  }

  .hero {
    padding-top: 32px;
  }

  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .hero-copy h1 {
    font-size: clamp(2.2rem, 10vw, 3.4rem);
  }

  .hero-kicker-row {
    justify-content: space-between;
    flex-wrap: nowrap;
    gap: 10px;
  }

  .unsupported-panel .inline-form-submit {
    width: 100%;
  }

  .hero-kicker-row .tag {
    min-width: 0;
  }

  .panel-top,
  .analysis-card-head,
  .cta-top {
    flex-direction: column;
  }

  .hero-panel,
  .analysis-card,
  .cta-card,
  .scenario-card,
  .feature-card,
  .step-card,
  .beta-card {
    padding: 22px;
  }

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

  .result-amount {
    grid-column: 2;
  }

  .workbook-mobile-list {
    display: grid;
  }

  .workbook-table-wrap {
    display: none;
  }

  .workbook-detail {
    padding: 18px;
  }

  .workbook-mobile-card-head {
    flex-direction: column;
  }

  .workbook-mobile-amount {
    align-self: flex-start;
  }

  .workbook-table {
    min-width: 680px;
  }
}