:root {
  --bg: #f6f8f6;
  --paper: #ffffff;
  --ink: #16201d;
  --muted: #65736e;
  --line: #d8e1dd;
  --accent: #0f766e;
  --accent-dark: #0b4f4a;
  --accent-soft: #dff3ee;
  --warning: #7c5d1e;
  --warning-bg: #fff6d9;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(25, 46, 40, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(216, 225, 221, 0.8);
  background: rgba(246, 248, 246, 0.88);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 16px 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 760;
  letter-spacing: 0;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a {
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--ink);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 720;
  text-decoration: none;
  cursor: pointer;
}

.button.secondary {
  border-color: var(--line);
  background: var(--paper);
  color: var(--ink);
}

.button.ghost {
  border-color: transparent;
  background: transparent;
  color: var(--accent-dark);
  padding-inline: 0;
}

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 22px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  gap: 42px;
  align-items: center;
  padding-top: 74px;
  padding-bottom: 44px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.05;
}

h1 {
  max-width: 820px;
  font-size: clamp(42px, 7vw, 82px);
}

h2 {
  font-size: clamp(30px, 4vw, 52px);
}

h3 {
  font-size: 22px;
}

p {
  margin: 0;
}

.lead {
  max-width: 680px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--paper);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-card-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  padding: 20px;
}

.hero-card-title {
  font-weight: 760;
}

.status-pill {
  align-self: flex-start;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 760;
}

.timeline-mini {
  display: grid;
  gap: 0;
  padding: 8px 20px 20px;
}

.timeline-mini div {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.timeline-mini div:last-child {
  border-bottom: 0;
}

.timeline-mini span {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 800;
}

.section {
  padding-top: 64px;
  padding-bottom: 64px;
}

.section.intro {
  padding-top: 30px;
}

.section-header {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(280px, 0.52fr);
  gap: 36px;
  align-items: end;
  margin-bottom: 28px;
}

.section-kicker {
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-copy {
  color: var(--muted);
  font-size: 18px;
}

.answer-box {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--paper);
  padding: 28px;
  box-shadow: var(--shadow);
}

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

.steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.step {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 18px;
}

.step-number {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 820;
}

.step p {
  color: var(--muted);
  font-size: 15px;
}

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

.info-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 22px;
}

.info-card p,
.page-content p,
.page-content li {
  color: var(--muted);
}

.info-card a {
  color: var(--accent-dark);
  font-weight: 730;
  text-decoration: none;
}

.warning {
  border: 1px solid rgba(124, 93, 30, 0.24);
  border-radius: var(--radius);
  background: var(--warning-bg);
  color: var(--warning);
  padding: 18px;
}

.tool {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--paper);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.tool-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.55fr);
}

.tool-form {
  padding: 28px;
}

.tool-side {
  border-left: 1px solid var(--line);
  background: #edf5f2;
  padding: 28px;
}

.question {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.question:first-child {
  padding-top: 0;
}

.question label.title {
  display: block;
  margin-bottom: 10px;
  font-weight: 760;
}

.options {
  display: grid;
  gap: 8px;
}

.option {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  cursor: pointer;
}

.option input {
  margin-top: 4px;
}

.email-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-top: 16px;
}

input[type="email"] {
  min-height: 42px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 14px;
  font: inherit;
}

.result {
  display: none;
  margin-top: 18px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: #f2fbf8;
  padding: 18px;
}

.result.visible {
  display: block;
}

.page-hero {
  padding-top: 68px;
  padding-bottom: 36px;
}

.page-hero h1 {
  max-width: 900px;
}

.page-content {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(280px, 0.28fr);
  gap: 36px;
  padding-bottom: 72px;
}

.article {
  display: grid;
  gap: 28px;
}

.article-section {
  border-top: 1px solid var(--line);
  padding-top: 26px;
}

.article-section ul {
  margin: 14px 0 0;
  padding-left: 20px;
}

.side-panel {
  position: sticky;
  top: 86px;
  align-self: start;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 20px;
}

.side-panel a {
  color: var(--accent-dark);
  font-weight: 760;
  text-decoration: none;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 34px 0;
  color: var(--muted);
  font-size: 14px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

@media (max-width: 860px) {
  .nav {
    align-items: flex-start;
  }

  .nav-links {
    display: none;
  }

  .hero,
  .section-header,
  .tool-layout,
  .page-content {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 52px;
  }

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

  .tool-side {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

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

  .footer-inner {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 40px;
    line-height: 1.08;
  }

  .lead {
    font-size: 19px;
  }
}