/* The DataGarden — shared theme (inspired by landing_MCP) */
:root {
  --dark: #1A2632;
  --dark2: #2B3A42;
  --darker: #0d1419;
  --light: #F7F5F0;
  --green: #2C6E49;
  --green-light: #3a8f61;
  --gold: #E8B84B;
  --muted: #8A9BA8;
  --white: #ffffff;
  --code-bg: #0d1117;
  --code-border: #30363d;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Georgia', serif;
  background: var(--dark);
  color: var(--white);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }

/* ───── NAV ───── */
nav.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(26,38,50,0.95); backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(232,184,75,0.2);
  padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-logo { display: flex; align-items: center; gap: 0.75rem; }
.nav-logo-mark {
  width: 36px; height: 36px; background: var(--green);
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: bold; color: var(--white);
}
.nav-logo-text {
  font-size: 1rem; font-weight: bold; color: var(--white);
  letter-spacing: 0.02em;
}
.nav-links {
  display: flex; gap: 2rem; align-items: center;
  list-style: none; margin: 0; padding: 0;
}
.nav-links > li { position: relative; }
.nav-links a, .nav-trigger {
  color: var(--muted); font-family: Calibri, sans-serif; font-size: 0.9rem;
  transition: color 0.2s; cursor: pointer; background: none; border: none;
  display: inline-flex; align-items: center; gap: 0.3rem;
}
.nav-links a:hover, .nav-trigger:hover { color: var(--white); }
.nav-links a.active { color: var(--gold); }

/* Solutions dropdown */
.nav-dropdown {
  position: absolute; top: calc(100% + 10px); left: 50%; transform: translateX(-50%);
  min-width: 320px; background: var(--dark2);
  border: 1px solid rgba(232,184,75,0.2);
  border-radius: 12px; padding: 0.75rem;
  box-shadow: 0 20px 48px rgba(0,0,0,0.5);
  display: none; list-style: none;
}
.nav-links > li:hover .nav-dropdown,
.nav-links > li:focus-within .nav-dropdown,
.nav-dropdown.open { display: block; }
.nav-dropdown li { list-style: none; }
.nav-dropdown a {
  display: block; padding: 0.75rem 1rem; border-radius: 8px;
  color: var(--white); font-family: Calibri, sans-serif;
  transition: background 0.15s;
}
.nav-dropdown a:hover { background: rgba(44,110,73,0.2); color: var(--white); }
.nav-dropdown .sol-title {
  font-size: 0.92rem; font-weight: bold; color: var(--white);
  margin-bottom: 0.15rem;
}
.nav-dropdown .sol-desc {
  font-size: 0.78rem; color: var(--muted); line-height: 1.4;
}

.nav-actions { display: flex; align-items: center; gap: 0.75rem; }
.btn-login {
  color: var(--white); font-family: Calibri, sans-serif;
  font-size: 0.875rem; padding: 0.5rem 1rem;
  border: 1px solid rgba(255,255,255,0.2); border-radius: 6px;
  transition: border-color 0.2s, color 0.2s;
}
.btn-login:hover { border-color: var(--gold); color: var(--gold); }
.btn-subscribe {
  background: var(--green); color: var(--white);
  padding: 0.5rem 1.25rem; border-radius: 6px;
  font-family: Calibri, sans-serif; font-size: 0.875rem; font-weight: bold;
  transition: background 0.2s, transform 0.2s;
}
.btn-subscribe:hover { background: var(--green-light); transform: translateY(-1px); }

/* ───── BUTTONS ───── */
.btn-primary {
  background: var(--green); color: var(--white);
  padding: 0.875rem 2rem; border-radius: 8px;
  font-family: Calibri, sans-serif; font-size: 1rem; font-weight: bold;
  transition: all 0.2s; display: inline-flex; align-items: center; gap: 0.5rem;
}
.btn-primary:hover {
  background: var(--green-light); transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(44,110,73,0.3); color: var(--white);
}
.btn-secondary {
  background: transparent; color: var(--white);
  padding: 0.875rem 2rem; border-radius: 8px;
  font-family: Calibri, sans-serif; font-size: 1rem; font-weight: bold;
  border: 1px solid rgba(255,255,255,0.2);
  display: inline-flex; align-items: center; gap: 0.5rem;
  transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--gold); color: var(--gold); }

/* ───── SECTION SHELL ───── */
section { padding: 5rem 2rem; }
.section-inner { max-width: 1200px; margin: 0 auto; }
.section-label {
  font-family: Calibri, sans-serif; font-size: 0.8rem; color: var(--green);
  text-transform: uppercase; letter-spacing: 0.15em; font-weight: bold;
  margin-bottom: 0.75rem;
}
h1, h2, h3, h4 { font-family: Georgia, serif; }
h1 em, h2 em, h3 em { font-style: normal; color: var(--gold); }
h2 { font-size: 2.2rem; color: var(--white); margin-bottom: 1rem; line-height: 1.25; }
.section-sub {
  font-family: Calibri, sans-serif; font-size: 1.05rem; color: var(--muted);
  max-width: 640px; margin-bottom: 3rem; line-height: 1.7;
}

/* ───── FOOTER ───── */
footer.site-footer {
  background: var(--darker); padding: 2.5rem 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1.5rem;
}
.footer-brand {
  font-size: 0.9rem; color: var(--muted); font-family: Calibri, sans-serif;
}
.footer-brand strong { color: var(--white); }
.footer-links { display: flex; gap: 2rem; flex-wrap: wrap; list-style: none; }
.footer-links a {
  font-family: Calibri, sans-serif; font-size: 0.85rem; color: var(--muted);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--white); }

/* ───── PAGE OFFSET FOR FIXED NAV ───── */
main { padding-top: 64px; }

/* ───── MOBILE HAMBURGER + DRAWER ───── */
.nav-hamburger {
  display: none;
  flex-direction: column; justify-content: center; gap: 5px;
  width: 38px; height: 38px; padding: 0;
  background: transparent; border: 1px solid rgba(255,255,255,0.2);
  border-radius: 6px; cursor: pointer;
}
.nav-hamburger span {
  display: block; width: 18px; height: 2px; background: var(--white);
  margin: 0 auto; transition: transform 0.2s, opacity 0.2s;
}
.nav-hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-drawer {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: min(320px, 86vw); z-index: 110;
  background: var(--dark2); border-left: 1px solid rgba(232,184,75,0.2);
  box-shadow: -20px 0 48px rgba(0,0,0,0.5);
  transform: translateX(100%); transition: transform 0.25s ease-out;
  display: flex; flex-direction: column;
}
.mobile-drawer.open { transform: translateX(0); }

.mobile-drawer-backdrop {
  position: fixed; inset: 0; z-index: 105;
  background: rgba(0,0,0,0.55);
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
}
.mobile-drawer-backdrop.open { opacity: 1; pointer-events: auto; }

.mobile-drawer-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.25rem; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.mobile-drawer-title {
  font-family: Calibri, sans-serif; font-size: 0.75rem; font-weight: bold;
  color: var(--muted); letter-spacing: 0.15em; text-transform: uppercase;
}
.mobile-drawer-close {
  background: transparent; border: none; color: var(--white);
  font-size: 1.8rem; line-height: 1; cursor: pointer; padding: 0 0.25rem;
}
.mobile-drawer-close:hover { color: var(--gold); }

.mobile-drawer-nav {
  flex: 1; overflow-y: auto;
  display: flex; flex-direction: column; padding: 0.75rem 0;
}
.mobile-nav-group-label {
  font-family: Calibri, sans-serif; font-size: 0.72rem; font-weight: bold;
  color: var(--muted); letter-spacing: 0.12em; text-transform: uppercase;
  padding: 1rem 1.25rem 0.35rem;
}
.mobile-drawer-nav a {
  display: block; padding: 0.75rem 1.25rem;
  font-family: Calibri, sans-serif; font-size: 0.95rem; color: var(--white);
  transition: background 0.15s, color 0.15s;
}
.mobile-drawer-nav a:hover { background: rgba(44,110,73,0.18); color: var(--white); }
.mobile-drawer-nav a.active { color: var(--gold); }

.mobile-drawer-cta {
  display: flex; flex-direction: column; gap: 0.6rem;
  padding: 1rem 1.25rem; border-top: 1px solid rgba(255,255,255,0.08);
}
.mobile-drawer-cta .btn-login,
.mobile-drawer-cta .btn-subscribe {
  display: block; text-align: center; padding: 0.7rem 1rem;
}

/* Freeze body scroll while drawer open. */
body.nav-open { overflow: hidden; }

/* ───── MOBILE ───── */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-actions { display: none; }
  nav.site-nav { padding: 0 1rem; }
  .nav-hamburger { display: inline-flex; }
  h2 { font-size: 1.75rem; }
}
@media (min-width: 901px) {
  /* Desktop: drawer + backdrop never render, even if class gets stuck. */
  .mobile-drawer, .mobile-drawer-backdrop { display: none !important; }
}