:root {
  color-scheme: light;
  --ink: #101828;
  --muted: #536170;
  --line: #d7e0ea;
  --paper: #f5f7fb;
  --panel: #ffffff;
  --panel-soft: #e7f6f0;
  --green: #13785f;
  --blue: #2756c9;
  --red: #ad3d2b;
  --gold: #f4c542;
  --gold-strong: #d28a00;
  --shadow: 0 18px 56px rgba(16, 24, 40, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.site-header,
main,
.site-footer {
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  gap: 22px;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  color: var(--ink);
}

.brand:hover {
  text-decoration: none;
}

.mark {
  width: 38px;
  height: 38px;
  border: 2px solid var(--ink);
  display: grid;
  place-items: center;
  font-weight: 800;
  background: var(--gold);
}

.brand-title {
  display: block;
  font-weight: 800;
}

.brand-subtitle {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
}

.primary-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
  flex-wrap: wrap;
}

.primary-nav a {
  color: var(--ink);
  font-size: 0.94rem;
}

.primary-nav .nav-cta {
  color: var(--ink);
  background: var(--gold);
  border: 1px solid var(--ink);
  padding: 8px 12px;
  border-radius: 7px;
}

.primary-nav .nav-cta:hover {
  text-decoration: none;
  background: #ffd75d;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  gap: 36px;
  align-items: start;
  padding-top: 44px;
}

.offer-hero {
  align-items: center;
}

.hero-narrow {
  max-width: 760px;
  padding-top: 44px;
}

h1,
h2,
h3 {
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.6rem, 6vw, 5.5rem);
  line-height: 0.96;
  margin: 0 0 18px;
}

h2 {
  font-size: 1.35rem;
  margin: 0 0 14px;
}

h3 {
  font-size: 1rem;
  margin: 0 0 10px;
}

p {
  margin: 0 0 16px;
}

.lead {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 62ch;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.hero-proof span {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--panel);
  padding: 8px 10px;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-proof strong {
  color: var(--ink);
}

.eyebrow {
  color: #875800;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.muted {
  color: var(--muted);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.panel-flat {
  box-shadow: none;
}

.panel-soft {
  background: var(--panel-soft);
}

.sponsor-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  border: 1px dashed rgba(39, 86, 201, 0.35);
  border-radius: 8px;
  padding: 14px 16px;
  background: #eef4ff;
}

.sponsor-strip p {
  margin: 0;
}

.section {
  margin-top: 42px;
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.section-heading p {
  max-width: 60ch;
}

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

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
}

.metric {
  border-left: 4px solid var(--gold);
}

.metric:nth-child(2) {
  border-left-color: var(--green);
}

.metric:nth-child(3) {
  border-left-color: var(--blue);
}

.plans {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
}

.plan {
  display: flex;
  min-height: 340px;
  flex-direction: column;
  gap: 14px;
}

.plan-featured {
  border-color: var(--gold-strong);
  outline: 2px solid rgba(244, 197, 66, 0.38);
}

.price {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.price span {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
}

.feature-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  color: var(--muted);
}

.feature-list li::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 999px;
  background: var(--gold);
  vertical-align: 0.08em;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

.comparison-table th,
.comparison-table td {
  border-bottom: 1px solid var(--line);
  padding: 12px;
  text-align: left;
  vertical-align: top;
}

.comparison-table th {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
}

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

.revenue-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
}

.revenue-card {
  border-top: 4px solid var(--blue);
}

.revenue-card:nth-child(2n) {
  border-top-color: var(--green);
}

.badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.badge-list span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 10px;
  background: #f9fbff;
  color: var(--muted);
  font-size: 0.9rem;
}

.offer-stack {
  display: grid;
  gap: 10px;
}

.offer-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: var(--panel);
}

.offer-row strong {
  display: block;
}

.offer-price {
  color: var(--green);
  font-weight: 900;
  white-space: nowrap;
}

.offer-panel {
  border-top: 5px solid var(--gold);
}

.offer-panel h2 {
  font-size: 1.7rem;
}

.offer-price-main {
  margin-bottom: 18px;
  color: var(--green);
  font-size: 2.1rem;
  font-weight: 900;
  line-height: 1;
}

.offer-price-main span {
  color: var(--muted);
  font-size: 1rem;
  font-weight: 600;
}

.offer-divider {
  margin: 18px 0;
  border-top: 1px solid var(--line);
}

.button-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.button,
button.button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: 7px;
  padding: 10px 14px;
  background: var(--gold);
  color: var(--ink);
  cursor: pointer;
  font-weight: 700;
  text-align: center;
}

.button:hover {
  background: #ffd75d;
  text-decoration: none;
}

.button.secondary {
  background: var(--panel);
  color: var(--ink);
}

.button.secondary:hover {
  background: #fff0bd;
}

.button.full {
  width: 100%;
  margin-top: auto;
}

.button[disabled] {
  cursor: not-allowed;
  opacity: 0.55;
}

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

.field {
  display: grid;
  gap: 7px;
}

.field label {
  font-size: 0.9rem;
  font-weight: 800;
}

.checkbox-line {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 0.92rem;
}

.checkbox-line input {
  width: 17px;
  height: 17px;
  accent-color: var(--red);
}

.input,
.select,
.textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fffef9;
  color: var(--ink);
  padding: 11px 12px;
}

.textarea {
  min-height: 220px;
  resize: vertical;
}

.status {
  display: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: var(--panel);
}

.status.is-visible {
  display: block;
}

.status.success {
  border-color: rgba(19, 120, 95, 0.35);
  background: #ecf8f3;
}

.status.error {
  border-color: rgba(166, 59, 45, 0.4);
  background: #fff1ef;
}

.status.warning {
  border-color: rgba(156, 107, 27, 0.4);
  background: #fff7e8;
}

code,
pre {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

pre {
  margin: 0;
  overflow: auto;
  background: #101828;
  color: #f5f7fb;
  border-radius: 8px;
  padding: 16px;
  font-size: 0.88rem;
}

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

.copy-button {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
  padding: 6px 9px;
  font-size: 0.84rem;
  font-weight: 800;
}

.tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.tab-button {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--panel);
  color: var(--ink);
  cursor: pointer;
  padding: 8px 11px;
  font-weight: 800;
}

.tab-button[aria-selected="true"] {
  background: var(--gold);
  border-color: var(--ink);
  color: var(--ink);
}

.tab-panel[hidden] {
  display: none;
}

.usage-meter {
  display: grid;
  gap: 10px;
}

.meter-track {
  height: 12px;
  overflow: hidden;
  border-radius: 999px;
  background: #dfe7f0;
}

.meter-bar {
  width: 0%;
  height: 100%;
  background: var(--gold-strong);
  transition: width 180ms ease;
}

.usage-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.stat {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: var(--panel);
}

.stat strong {
  display: block;
  font-size: 1.2rem;
}

.site-footer {
  color: var(--muted);
  border-top: 1px solid var(--line);
  margin-top: 32px;
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .primary-nav {
    justify-content: flex-start;
  }

  .hero,
  .grid,
  .two-column,
  .revenue-grid,
  .plans,
  .usage-stats {
    grid-template-columns: 1fr;
  }

  .sponsor-strip,
  .offer-row {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 3.1rem;
  }
}

@media (max-width: 520px) {
  .site-header,
  main,
  .site-footer {
    padding: 22px;
  }

  .button,
  button.button {
    width: 100%;
  }
}