:root {
  --navy: #102a43;
  --blue: #1769aa;
  --teal: #1f7a8c;
  --gold: #f6c85f;
  --light: #f5fbff;
  --soft: #f7fafc;
  --text: #1f2933;
  --muted: #5f6c7b;
  --border: #d9e2ec;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(16, 42, 67, 0.12);
  --max-width: 1160px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

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

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

.topbar {
  background: var(--navy);
  color: var(--white);
  padding: 10px 0;
  font-size: 14px;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.topbar a {
  font-weight: bold;
  text-decoration: underline;
  text-underline-offset: 3px;
}

header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 24px;
  font-weight: 800;
  color: var(--navy);
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--teal));
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-weight: bold;
  font-size: 15px;
}

.nav-links a:hover,
.nav-links a.is-active {
  color: var(--blue);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--white);
  color: var(--navy);
  font: inherit;
  font-size: 22px;
  font-weight: 900;
  cursor: pointer;
}

.button {
  display: inline-block;
  background: var(--blue);
  color: var(--white);
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 800;
  border: 2px solid var(--blue);
}

.button.secondary {
  background: var(--white);
  color: var(--navy);
  border-color: var(--border);
}

.button.gold {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}

.hero {
  background:
    radial-gradient(circle at top right, rgba(31, 122, 140, 0.16), transparent 32%),
    linear-gradient(180deg, var(--light), var(--white));
  padding: 86px 0 70px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 52px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  background: rgba(31, 122, 140, 0.10);
  border: 1px solid rgba(31, 122, 140, 0.20);
  color: var(--teal);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 18px;
}

h1, h2, h3, h4 {
  color: var(--navy);
  line-height: 1.12;
  margin: 0;
}

h1 {
  font-size: clamp(42px, 6vw, 68px);
  letter-spacing: -2px;
}

h2 {
  font-size: clamp(32px, 4vw, 46px);
  letter-spacing: -1px;
}

h3 {
  font-size: 24px;
}

h4 {
  font-size: 18px;
  margin-bottom: 6px;
}

p {
  color: var(--muted);
  margin: 14px 0 0;
}

.hero p {
  font-size: 20px;
  max-width: 720px;
  margin-top: 24px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.idea-panel {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.idea-panel-inner {
  background: linear-gradient(145deg, var(--navy), #1f4f7a);
  border-radius: 22px;
  padding: 24px;
  color: var(--white);
}

.idea-panel h3 {
  color: var(--white);
  margin-bottom: 18px;
}

.quick-list {
  display: grid;
  gap: 12px;
}

.quick-item {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 16px;
  padding: 15px;
}

.quick-item strong {
  display: block;
  color: var(--white);
  margin-bottom: 4px;
}

.quick-item span {
  color: rgba(255,255,255,0.78);
  font-size: 14px;
}

section {
  padding: 82px 0;
}

.proof-strip {
  background: var(--white);
  padding-top: 34px;
}

.proof-panel {
  background:
    radial-gradient(circle at top right, rgba(246, 200, 95, 0.20), transparent 30%),
    var(--soft);
  border: 1px solid var(--border);
  border-radius: 26px;
  padding: 30px;
  box-shadow: 0 10px 28px rgba(16, 42, 67, 0.06);
}

.proof-panel p {
  font-size: 18px;
  max-width: 880px;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 34px;
}

.section-heading p {
  font-size: 18px;
}

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

.spotlight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.spotlight-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 26px;
  padding: 30px;
  box-shadow: 0 10px 28px rgba(16, 42, 67, 0.06);
}

.tag {
  display: inline-block;
  background: rgba(246, 200, 95, 0.24);
  color: var(--navy);
  border: 1px solid rgba(246, 200, 95, 0.48);
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
  margin-bottom: 16px;
}

.flow {
  margin-top: 22px;
  display: grid;
  gap: 12px;
}

.flow-step {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px;
  background: var(--soft);
  border: 1px solid var(--border);
  border-radius: 18px;
}

.step-number {
  width: 42px;
  height: 42px;
  border-radius: 15px;
  display: grid;
  place-items: center;
  background: var(--navy);
  color: var(--white);
  font-weight: 900;
}

.flow-step strong {
  color: var(--navy);
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.scenario {
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 26px;
  background: var(--white);
  box-shadow: 0 10px 28px rgba(16, 42, 67, 0.06);
}

.scenario-type {
  display: inline-block;
  color: var(--blue);
  background: rgba(23, 105, 170, 0.10);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 900;
  margin-bottom: 16px;
}

.scenario ul {
  margin: 16px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.scenario li {
  margin-bottom: 8px;
}

.before-after {
  background: var(--soft);
}

.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.compare-card {
  border-radius: 24px;
  padding: 28px;
  border: 1px solid var(--border);
  background: var(--white);
}

.compare-card.after {
  border-color: rgba(47, 133, 90, 0.28);
  box-shadow: 0 16px 38px rgba(47, 133, 90, 0.10);
}

.compare-card ul {
  margin: 18px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.compare-card li {
  margin-bottom: 10px;
}

.mini-cases {
  display: grid;
  gap: 18px;
}

.mini-case {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 22px;
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 22px;
  background: var(--white);
}

.mini-case-label {
  background: var(--navy);
  color: var(--white);
  border-radius: 18px;
  padding: 18px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 100px;
}

.mini-case p {
  margin-top: 8px;
}

.cta {
  background: linear-gradient(145deg, var(--navy), #173d63);
  color: var(--white);
}

.cta h2 {
  color: var(--white);
}

.cta p {
  color: rgba(255,255,255,0.80);
  font-size: 18px;
}

.contact-box {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.contact-card {
  background: rgba(255,255,255,0.11);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 20px;
  padding: 22px;
}

.contact-card span {
  display: block;
  color: rgba(255,255,255,0.72);
  font-weight: 800;
  margin-bottom: 6px;
}

.contact-card a {
  color: var(--white);
  font-size: 19px;
  font-weight: 900;
  word-break: break-word;
}

footer {
  background: #081827;
  color: rgba(255,255,255,0.78);
  padding: 28px 0;
  font-size: 14px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

footer strong {
  color: var(--white);
}

@media (max-width: 940px) {
  .hero-grid,
  .spotlight-grid,
  .comparison {
    grid-template-columns: 1fr;
  }

  .scenario-grid,
  .contact-box {
    grid-template-columns: 1fr 1fr;
  }

    .nav-links {
      display: none;
    }

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

    .nav-links.is-open {
      position: absolute;
      top: calc(100% + 8px);
      left: 0;
      right: 0;
      display: flex;
      flex-direction: column;
      align-items: stretch;
      gap: 10px;
      padding: 16px;
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 20px;
      box-shadow: var(--shadow);
    }

    .nav-links.is-open a {
      padding: 10px 12px;
    }

  .mini-case {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, var(--max-width));
  }

  .hero,
  section {
    padding: 58px 0;
  }

  .scenario-grid,
  .contact-box {
    grid-template-columns: 1fr;
  }

  .hero-actions .button {
    width: 100%;
    text-align: center;
  }

  .topbar-inner {
    display: block;
  }

  .topbar-inner span {
    display: block;
    margin-bottom: 4px;
  }
}