/* LeanFlow marketing chrome: header, mobile menu, section basics, buttons and footer.
   Shared by the homepage, /platform and /pricing. Load after public/css/light.css. */
:root {
  --section-padding: 96px 0;
  --container-max: 1200px;
  scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif); font-weight: 400;
  color: var(--navy); margin: 0 0 0.5em; line-height: 1.2;
}
p { color: var(--muted); margin: 0 0 1em; }
img { max-width: 100%; height: auto; }

.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }

section, .section { padding: var(--section-padding); position: relative; overflow: hidden; }
.bg-paper { background-color: var(--paper); }
.bg-white { background-color: #FFFFFF; }
.bg-navy {
  background:
    radial-gradient(900px 320px at 85% -10%, rgba(249, 115, 22, 0.16), transparent 60%),
    linear-gradient(180deg, var(--navy-dark), var(--navy));
}

.section-label {
  font-size: 12px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase;
  color: var(--accent-strong); margin-bottom: 18px;
  display: flex; align-items: center; gap: 12px;
}
.section-label::before { content: ''; display: inline-block; width: 32px; height: 2px; background: var(--accent); }

.btn-row { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 30px; background: var(--accent-btn); color: #FFFFFF;
  font-size: 15px; font-weight: 600;
  border: none; border-radius: 999px; cursor: pointer; transition: background 0.2s;
}
.btn-primary:hover { background: var(--accent-btn-hover); color: #FFFFFF; }
.btn-primary .arrow, .btn-secondary .arrow { font-size: 17px; transition: transform 0.2s; }
.btn-primary:hover .arrow, .btn-secondary:hover .arrow { transform: translateX(3px); }

.btn-secondary {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; background: #FFFFFF; color: var(--navy);
  font-size: 15px; font-weight: 600;
  border: 1px solid var(--line-strong); border-radius: 999px; cursor: pointer;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.btn-secondary:hover { border-color: var(--navy); color: var(--navy); }
.btn-secondary.on-navy { background: rgba(255,255,255,0.06); color: #FFFFFF; border-color: rgba(255,255,255,0.3); }
.btn-secondary.on-navy:hover { background: rgba(255,255,255,0.12); border-color: #FFFFFF; color: #FFFFFF; }


/* Header (sits on the navy hero, turns solid navy on scroll) */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 997;
  padding: 20px 0; transition: all 0.3s ease; background: transparent;
}
.header.scrolled {
  background: rgba(8, 15, 46, 0.96); backdrop-filter: blur(10px);
  padding: 12px 0; box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}
.header .header-inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--container-max); margin: 0 auto; padding: 0 24px;
}
.header .logo-link img { height: 36px; display: block; filter: brightness(0) invert(1); }
.header .header-actions { display: flex; align-items: center; gap: 12px; }
.header .nav-links {
  display: flex; align-items: center; gap: 34px;
  list-style: none; margin: 0; padding: 0;
}
.header .nav-links a {
  font-size: 13px; font-weight: 500; letter-spacing: 1.2px; text-transform: uppercase;
  color: var(--band-text); transition: color 0.2s;
}
.header .nav-links a:hover, .header .nav-links a.active { color: #FFFFFF; }
.header .nav-links a.active { box-shadow: inset 0 -2px 0 var(--accent); padding-bottom: 4px; }
.header .btn-book-call {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; background: var(--accent); color: #FFFFFF;
  font-size: 13px; font-weight: 600; border-radius: 999px; transition: background 0.2s;
}
.header .btn-book-call:hover { background: var(--accent-btn); color: #FFFFFF; }
.header .mobile-toggle {
  display: none; background: none; border: none; color: #FFFFFF;
  font-size: 24px; cursor: pointer; padding: 4px;
}
.btn-book-call .mobile-text { display: none; }
@media (max-width: 1080px) { .header .nav-links { gap: 22px; } .header .nav-links a { letter-spacing: 0.8px; } }
@media (max-width: 960px) {
  .header .nav-links { display: none; }
  .header .mobile-toggle { display: block; }
}
@media (max-width: 768px) {
  .header .btn-book-call { padding: 8px 14px; font-size: 12px; }
  .btn-book-call .desktop-text { display: none; }
  .btn-book-call .mobile-text { display: inline; }
}

/* Mobile sidebar */
.mobile-sidebar {
  position: fixed; top: 0; right: -320px; width: 300px; height: 100vh;
  background: var(--navy); z-index: 1000; transition: right 0.3s ease;
  padding: 80px 32px 32px; box-shadow: -4px 0 20px rgba(0,0,0,0.3);
}
.mobile-sidebar.active { right: 0; }
.mobile-sidebar .close-btn {
  position: absolute; top: 24px; right: 24px; background: none;
  border: none; color: var(--band-muted); font-size: 28px; cursor: pointer;
}
.mobile-sidebar ul { list-style: none; padding: 0; margin: 0; }
.mobile-sidebar ul li { margin-bottom: 24px; }
.mobile-sidebar ul li a {
  font-size: 16px; font-weight: 500; color: var(--band-text);
  letter-spacing: 1px; text-transform: uppercase; cursor: pointer;
}
.mobile-sidebar ul li a:hover, .mobile-sidebar ul li a.sidebar-cta { color: var(--accent); }
.mobile-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 999; }
.mobile-overlay.active { display: block; }


/* Footer */
.main-footer {
  background: var(--navy-dark); border-top: 1px solid rgba(255,255,255,0.06);
  padding: 64px 0 32px; color: var(--band-muted); font-size: 14px;
}
.main-footer .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.main-footer .footer-logo { margin-bottom: 16px; max-height: 32px; filter: brightness(0) invert(1); }
.main-footer .footer-tagline { font-size: 14px; color: var(--band-muted); line-height: 1.7; max-width: 280px; }
.main-footer h4 {
  font-family: var(--font-sans); font-size: 12px; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase; color: var(--band-text); margin-bottom: 20px;
}
.main-footer ul { list-style: none; padding: 0; margin: 0; }
.main-footer ul li { margin-bottom: 12px; font-size: 14px; color: var(--band-muted); }
.main-footer ul li a { font-size: 14px; color: var(--band-muted); transition: color 0.2s; cursor: pointer; }
.main-footer ul li a:hover { color: var(--accent); }
.main-footer .social-links { display: flex; gap: 12px; }
.main-footer .social-links a {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50%; color: var(--band-muted); font-size: 14px; transition: all 0.2s;
}
.main-footer .social-links a:hover { border-color: var(--accent); color: var(--accent); }
.main-footer .footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.08); font-size: 13px;
}
.main-footer .footer-bottom p { margin: 0; color: var(--band-muted); }
.main-footer .footer-legal { display: flex; align-items: center; gap: 12px; }
.main-footer .footer-legal a { color: var(--band-muted); }
.main-footer .footer-legal a:hover { color: var(--accent); }
.main-footer .footer-legal .divider { color: rgba(255,255,255,0.2); }
@media (max-width: 768px) {
  .main-footer .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .main-footer .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

/* Navy page hero for inner pages (/platform, /pricing); the header is always solid there */
.page-hero {
  padding: 116px 24px 52px; text-align: center;
  background:
    radial-gradient(900px 360px at 85% 0%, rgba(249, 115, 22, 0.16), transparent 60%),
    linear-gradient(180deg, var(--navy-dark), var(--navy));
}
.page-hero .section-label { justify-content: center; color: var(--accent); }
.page-hero h1 { font-size: 48px; color: #FFFFFF; max-width: 820px; margin: 0 auto 14px; line-height: 1.1; }
.page-hero h1 em { font-style: italic; color: var(--accent); }
.page-hero .hero-sub { font-size: 17px; color: var(--band-text); max-width: 650px; margin: 0 auto; line-height: 1.65; }
.page-hero .hero-cta { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; margin-top: 28px; }
.page-hero .btn-secondary { background: rgba(255,255,255,0.06); color: #FFFFFF; border-color: rgba(255,255,255,0.3); }
.page-hero .btn-secondary:hover { background: rgba(255,255,255,0.12); border-color: #FFFFFF; }

/* Closing call to action (navy) */
.cta-section { text-align: center; }
.cta-section h2 { font-size: 42px; color: #FFFFFF; margin-bottom: 16px; }
.cta-section p { font-size: 18px; color: var(--band-text); line-height: 1.7; max-width: 620px; margin: 0 auto 36px; }

@media (max-width: 768px) {
  :root { --section-padding: 64px 0; }
  .page-hero { padding: 96px 20px 40px; }
  .page-hero h1 { font-size: 34px; }
  .page-hero .hero-sub { font-size: 16px; }
  .page-hero .hero-cta { flex-direction: column; }
  .page-hero .hero-cta a { width: 100%; max-width: 360px; justify-content: center; text-align: center; }
  .cta-section h2 { font-size: 32px; }
}