:root {
  --color-primary: #16558F;
  --color-accent: #F57C00;
  --color-bg: #F5F5F5;
  --color-text: #333333;
  --color-white: #ffffff;
  --color-muted: #667085;
  --color-border: #e4e7ec;
  --color-primary-soft: #e8f1f8;
  --color-accent-soft: #fff1e6;
  --shadow-soft: 0 18px 48px rgba(22, 85, 143, 0.08);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-primary);
  text-decoration-thickness: 0.09em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--color-accent);
}

h1,
h2,
h3 {
  margin: 0 0 0.65em;
  color: var(--color-text);
  font-family: "Montserrat", "Inter", system-ui, sans-serif;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h1 {
  font-size: clamp(2.6rem, 7vw, 5.8rem);
  max-width: 900px;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 3rem);
}

h3 {
  font-size: 1.25rem;
}

p {
  margin: 0 0 1rem;
}

ul,
ol {
  margin: 0 0 1.25rem;
  padding-left: 1.25rem;
}

li + li {
  margin-top: 0.45rem;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: 1rem;
  z-index: 999;
  transform: translateY(-160%);
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-main {
  min-height: 60vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(16px);
}

.site-header-inner {
  position: relative;
  width: 100%;
  min-height: 120px;
  margin: 0;
  padding: 0 16px 0 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.site-logo {
  height: 120px;
  max-width: min(520px, calc(100vw - 120px));
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  margin: 0;
  padding: 0;
}

.site-logo img {
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  display: block;
  object-fit: contain;
  object-position: left center;
  margin: 0;
  padding: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.site-nav a,
.footer-nav a,
.mobile-nav-menu a {
  border-radius: 999px;
  color: var(--color-text);
  font-weight: 700;
  text-decoration: none;
}

.site-nav a {
  padding: 0.45rem 0.75rem;
  font-size: 0.95rem;
}

.site-nav a:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.mobile-nav {
  display: none;
  position: relative;
}

.mobile-nav summary {
  width: 44px;
  height: 44px;
  display: grid;
  place-content: center;
  gap: 5px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-white);
  cursor: pointer;
  list-style: none;
}

.mobile-nav summary::-webkit-details-marker {
  display: none;
}

.hamburger-line {
  width: 19px;
  height: 2px;
  display: block;
  border-radius: 999px;
  background: var(--color-primary);
}

.mobile-nav[open] summary {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.mobile-nav-menu {
  position: absolute;
  top: calc(100% + 0.75rem);
  right: 0;
  min-width: 220px;
  padding: 0.65rem;
  display: grid;
  gap: 0.2rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.mobile-nav-menu a {
  padding: 0.8rem 0.9rem;
}

.mobile-nav-menu a:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.page-shell,
.tool-shell {
  background: var(--color-bg);
}

.page-hero {
  background:
    radial-gradient(circle at top right, rgba(245, 124, 0, 0.12), transparent 32rem),
    linear-gradient(180deg, var(--color-white), var(--color-bg));
  border-bottom: 1px solid var(--color-border);
}

.page-hero-inner {
  width: min(var(--max-width), calc(100% - 32px));
  margin: 0 auto;
  padding: clamp(4.25rem, 10vw, 8rem) 0 clamp(3rem, 7vw, 5.5rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--color-accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  line-height: 1.35;
  text-transform: uppercase;
}

.lede {
  max-width: 760px;
  margin: 1.2rem 0 0;
  color: var(--color-muted);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.65;
}

.page-content,
.tool-content {
  width: min(var(--max-width), calc(100% - 32px));
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 5rem) 0;
}

.prose > * + * {
  margin-top: 1.15rem;
}

.prose p,
.prose li {
  max-width: 760px;
  color: var(--color-muted);
}

.prose h2,
.prose h3 {
  margin-top: 2.25rem;
}

.prose a {
  font-weight: 800;
}

.prose a[href*="idea-reality-check"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  margin-top: 0.75rem;
  padding: 0 1.1rem;
  border-radius: 999px;
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-soft);
  text-decoration: none;
}

.prose a[href*="idea-reality-check"]:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

.prose ul {
  display: grid;
  gap: 0.85rem;
  padding-left: 0;
  list-style: none;
}

.prose li {
  position: relative;
  padding-left: 1.55rem;
}

.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: var(--color-accent);
}

.newsletter-card {
  width: min(var(--max-width), calc(100% - 32px));
  margin: 0 auto clamp(3rem, 7vw, 5rem);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: center;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.newsletter-card h2 {
  margin-bottom: 0.4rem;
}

.newsletter-card p:last-child {
  margin-bottom: 0;
  color: var(--color-muted);
}

.site-footer {
  background: var(--color-primary);
  color: var(--color-white);
}

.site-footer-inner {
  width: min(var(--max-width), calc(100% - 32px));
  margin: 0 auto;
  padding: 2.4rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.footer-logo {
  display: inline-block;
  margin-bottom: 0.45rem;
  color: var(--color-white);
  font-family: "Montserrat", "Inter", system-ui, sans-serif;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.footer-brand p {
  max-width: 620px;
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
}

.footer-nav a {
  padding: 0.45rem 0.7rem;
  color: var(--color-white);
}

.footer-nav a:hover {
  background: rgba(255, 255, 255, 0.13);
  color: var(--color-white);
}

@media (max-width: 900px) {
  .site-header-inner {
    min-height: 120px;
  }

  .site-nav {
    display: none;
  }

  .mobile-nav {
    display: block;
  }
}

@media (max-width: 760px) {
  .site-header-inner,
  .site-footer-inner,
  .newsletter-card {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-header-inner {
    min-height: 120px;
    padding: 0 12px 0 0;
    flex-direction: row;
    align-items: center;
  }

  .site-logo {
    max-width: calc(100vw - 104px);
  }

  .site-footer-inner {
    min-height: auto;
    padding: 1.4rem 0;
  }

  .mobile-nav-menu {
    right: -0.25rem;
  }

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

  .newsletter-card {
    display: block;
  }
}

/* Deployment refresh after Netlify plan upgrade. */