/* Windfall Shared Styles — light/dark theming via CSS custom properties */

:root {
  --bg-primary: #FDFBF7;
  --bg-secondary: #F8F4ED;
  --bg-tertiary: #F0EBE1;
  --bg-card: #FFFFFF;
  --border: #F0EBE1;
  --border-strong: #E3DDD1;
  --text-primary: #2A2520;
  --text-secondary: #3D362D;
  --text-muted: #9A9285;
  --text-faint: #A8A093;
  --sage-500: #4A9957;
  --sage-600: #3A8548;
  --sage-700: #2D6E3A;
  --sage-text: #3A8548;
  --sage-bg: rgba(74, 153, 87, 0.08);
  --nav-bg: rgba(253, 251, 247, 0.92);
  --nav-border: #F0EBE1;
  --logo-color: #2A2520;
  --code-bg: #1A1714;
  --code-text: #68B078;
}

[data-theme="dark"] {
  --bg-primary: #1A1714;
  --bg-secondary: #2A2520;
  --bg-tertiary: #3D362D;
  --bg-card: #2A2520;
  --border: #3D362D;
  --border-strong: #5C5347;
  --text-primary: #F0EBE1;
  --text-secondary: #E3DDD1;
  --text-muted: #9A9285;
  --text-faint: #8A8275;
  --sage-500: #68B078;
  --sage-600: #4A9957;
  --sage-700: #68B078;
  --sage-text: #68B078;
  --sage-bg: rgba(122, 154, 126, 0.12);
  --nav-bg: rgba(26, 23, 20, 0.92);
  --nav-border: #3D362D;
  --logo-color: #F0EBE1;
  --code-bg: #2A2520;
  --code-text: #68B078;
}

/* ---- Shared Nav (two-column) ---- */

.wf-nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--nav-border);
  z-index: 50;
}

.wf-nav-inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0.5rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wf-nav-left {
  flex-shrink: 0;
}

.wf-nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text-primary);
}

.wf-nav-logo svg {
  width: 28px;
  height: 28px;
  color: var(--sage-600);
}

.wf-nav-brand {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.wf-nav-brand .wf-wordmark {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.wf-nav-brand .wf-byline {
  font-size: 0.625rem;
  color: var(--text-faint);
  letter-spacing: 0.02em;
}

.wf-nav-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.wf-nav-links {
  display: flex;
  align-items: center;
  gap: 0.125rem;
  font-size: 0.8125rem;
}

.wf-nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
}

.wf-nav-links a:hover {
  color: var(--sage-text);
  background: var(--sage-bg);
}

.wf-nav-links a.active {
  color: var(--sage-text);
}

.wf-nav-cta {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  background: var(--sage-600);
  color: #FFFFFF !important;
  border-radius: 0.25rem;
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none !important;
  transition: background 0.15s;
}

.wf-nav-cta:hover {
  background: var(--sage-700);
}

/* Mobile hamburger */
.wf-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.wf-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-muted);
  border-radius: 1px;
  transition: all 0.2s;
}

.wf-hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.wf-hamburger.open span:nth-child(2) {
  opacity: 0;
}
.wf-hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.wf-mobile-menu {
  display: none;
  position: fixed;
  top: 48px;
  left: 0;
  right: 0;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--nav-border);
  padding: 1rem 1.5rem;
  z-index: 49;
  flex-direction: column;
  gap: 0.75rem;
}

.wf-mobile-menu.open {
  display: flex;
}

.wf-mobile-menu a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  padding: 0.375rem 0;
}

.wf-mobile-menu a:hover {
  color: var(--sage-text);
}

.wf-mobile-menu a.active {
  color: var(--sage-text);
}

@media (max-width: 768px) {
  .wf-nav-right {
    display: none;
  }
  .wf-hamburger {
    display: flex;
  }
}

/* ---- Shared Footer (three-zone) ---- */

.wf-footer {
  border-top: 1px solid var(--border);
  padding: 1.75rem 1.5rem;
  color: var(--text-muted);
  font-size: 0.8125rem;
}

.wf-footer-inner {
  max-width: 72rem;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.wf-footer-left {
  display: flex;
  align-items: center;
}

.wf-footer-center {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.wf-footer-center a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
}

.wf-footer-center a:hover {
  color: var(--sage-text);
}

.wf-footer-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--text-faint);
}

.wf-footer-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.wf-footer-right a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
  display: inline-flex;
  align-items: center;
}

.wf-footer-right a:hover {
  color: var(--sage-text);
}

.wf-footer-right svg {
  width: 16px;
  height: 16px;
}

@media (max-width: 640px) {
  .wf-footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }
  .wf-footer-center a {
    padding: 0.25rem 0;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }
}

/* ---- Utility ---- */

.wf-section-marker {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--sage-600);
  display: inline-block;
}

/* ---- Status dot (pulsing green orb) ---- */

.wf-status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4ade80;
  margin-right: 4px;
  vertical-align: middle;
  position: relative;
  box-shadow: 0 0 4px rgba(74, 222, 128, 0.6);
  animation: wf-pulse 2s ease-in-out infinite;
}

@keyframes wf-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 4px rgba(74, 222, 128, 0.6); }
  50% { opacity: 0.6; box-shadow: 0 0 8px rgba(74, 222, 128, 0.4); }
}