/* ============================================
   SAGEWAVE WEB DESIGN
   nav.css — Navigation styles
   ============================================ */

/* ----------------------------------------
   NAV WRAPPER
---------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  background-color: rgba(244, 239, 230, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

.nav.scrolled {
  box-shadow: 0 2px 20px rgba(28, 41, 36, 0.08);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
  height: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-xl);
}


/* ----------------------------------------
   LOGO
---------------------------------------- */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  gap: 1px;
}

.nav__logo svg {
  flex-shrink: 0;
}

.nav__logo-img {
  height: 40px;
  width: auto;
  display: block;
  transform: translateY(4px); /* nudge down to compensate for SVG whitespace */
}


/* ----------------------------------------
   DESKTOP LINKS
---------------------------------------- */
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__links a {
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--stone);
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
  padding-bottom: 2px;
}

/* Underline animation */
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 1.5px;
  background-color: var(--sage);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.nav__links a:hover {
  color: var(--deep);
}

.nav__links a:hover::after,
.nav__links a.active::after {
  transform: scaleX(1);
}

.nav__links a.active {
  color: var(--deep);
  font-weight: 500;
}


/* ----------------------------------------
   CTA BUTTON
---------------------------------------- */
.nav__cta {
  flex-shrink: 0;
}


/* ----------------------------------------
   MOBILE TOGGLE BUTTON
---------------------------------------- */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  cursor: pointer;
  background: none;
  border: none;
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.nav__toggle:hover {
  background-color: rgba(107, 148, 112, 0.08);
}

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--deep);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  transform-origin: center;
}

.nav__toggle.open span {
  background-color: var(--sage);
}

/* Hamburger → X animation */
.nav__toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}


/* ----------------------------------------
   MOBILE DRAWER
---------------------------------------- */
.nav__mobile {
  display: none;
  flex-direction: column;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(244, 239, 230, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: var(--space-xl);
  overflow-y: auto;
  z-index: 99;
  transform: translateY(-8px);
  opacity: 0;
  transition: transform var(--transition-base), opacity var(--transition-base);
  pointer-events: none;
}

.nav__mobile.open {
  display: flex;
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.nav__mobile a {
  padding: var(--space-md) 0;
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--deep);
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.nav__mobile a:hover {
  color: var(--sage);
  padding-left: var(--space-sm);
}

.nav__mobile a.active {
  color: var(--sage);
  font-weight: 500;
}

.nav__mobile a:last-of-type {
  border-bottom: none;
}

.nav__mobile-cta {
  align-self: center;
  margin-top: var(--space-lg);
  padding: 1rem 2.5rem;
  font-size: var(--text-lg);
  min-width: 200px;
  justify-content: center;
}


/* ----------------------------------------
   RESPONSIVE
---------------------------------------- */
@media (max-width: 768px) {
  .nav__links,
  .nav__cta {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .nav__logo-img {
    height: 32px;
    transform: translateY(20px); /*compensating for logo whitespace on mobile*/
  }

  /* Mobile: hamburger left, logo centered */
  .nav__inner {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 0;
  }

  .nav__toggle {
    grid-column: 1;
    justify-self: start;
    align-self: center;
    transform: translateY(-10px); /*compensating for logo whitespace on mobile*/
  }

  .nav__logo {
    grid-column: 2;
    justify-self: center;
    align-self: center;
  }
}

@media (max-width: 480px) {
  .nav__inner {
    padding-inline: var(--space-md);
  }
}