/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 24px 0;
  transition: all 0.4s var(--ease);
}

.navbar.scrolled {
  background: rgba(250, 250, 246, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 16px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.04);
}

.navbar-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: 40px;
}

.logo-link {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 40px;
  width: auto;
  transition: filter 0.3s ease;
}

.navbar.scrolled .logo-img {
  /* No filter change needed if we use the dark logo */
}

.nav-links {
  display: flex;
  gap: 40px;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--green-900);
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--green-600);
}

/* Hamburger — HIDDEN on desktop, visible on mobile only */
.hamburger {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(30, 43, 28, 0.2);
  display: none; /* Hidden by default (desktop) */
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  background: transparent;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  z-index: 310;
}

.hamburger:hover {
  border-color: var(--green-900);
  background: rgba(30, 43, 28, 0.05);
}

.hamburger span {
  display: block;
  width: 18px;
  height: 1.5px;
  background-color: var(--green-900);
  transition: all 0.3s ease;
  transform-origin: center;
}

/* Hamburger active state (X) */
.hamburger.active span:first-child {
  transform: rotate(45deg) translate(2.5px, 2.5px);
}

.hamburger.active span:last-child {
  transform: rotate(-45deg) translate(2.5px, -2.5px);
}

/* Login icon */
.login-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(30, 43, 28, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  transition: all 0.3s ease;
  cursor: pointer;
}

.login-btn:hover {
  border-color: var(--green-900);
  background: rgba(30, 43, 28, 0.05);
}

.login-btn svg {
  width: 18px;
  height: 18px;
  stroke: var(--green-900);
}

/* ==========================================
   Mobile Menu Overlay
   ========================================== */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--cream);
  z-index: 300;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0.4s var(--ease);
}

.mobile-menu.open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.mobile-menu-links a {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--green-900);
  transition: color 0.3s ease, transform 0.3s ease;
  opacity: 0;
  transform: translateY(20px);
}

.mobile-menu.open .mobile-menu-links a {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger animation for links */
.mobile-menu.open .mobile-menu-links a:nth-child(1) { transition-delay: 0.05s; }
.mobile-menu.open .mobile-menu-links a:nth-child(2) { transition-delay: 0.1s; }
.mobile-menu.open .mobile-menu-links a:nth-child(3) { transition-delay: 0.15s; }
.mobile-menu.open .mobile-menu-links a:nth-child(4) { transition-delay: 0.2s; }
.mobile-menu.open .mobile-menu-links a:nth-child(5) { transition-delay: 0.25s; }

.mobile-menu-links a:hover {
  color: var(--green-600);
}

.mobile-menu-footer {
  margin-top: 60px;
  text-align: center;
}

.mobile-menu-footer .btn {
  font-size: 11px;
}

/* ==========================================
   Login Modal
   ========================================== */
.login-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(6px);
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.login-modal-overlay.show {
  opacity: 1;
  visibility: visible;
}

.login-modal {
  background: var(--white);
  border-radius: 16px;
  padding: 48px;
  max-width: 400px;
  width: 90%;
  text-align: center;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s var(--ease-spring);
}

.login-modal-overlay.show .login-modal {
  transform: translateY(0) scale(1);
}

.login-modal h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--green-900);
  margin-bottom: 12px;
}

.login-modal p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 28px;
}

.login-modal .btn-dismiss {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 12px 28px;
  border-radius: 30px;
  border: 1.5px solid var(--green-700);
  color: var(--green-700);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s var(--ease);
}

.login-modal .btn-dismiss:hover {
  background: var(--green-700);
  color: var(--white);
}

/* ==========================================
   Responsive — Mobile
   ========================================== */
@media (max-width: 768px) {
  .navbar-container {
    padding: 0 20px;
  }

  .navbar-right {
    gap: 16px;
  }

  /* Hide desktop nav links on mobile */
  .nav-links {
    display: none;
  }

  /* Show hamburger on mobile */
  .hamburger {
    display: flex;
  }

  .logo-img {
    height: 32px;
  }
}

@media (max-width: 480px) {
  .login-btn {
    width: 36px;
    height: 36px;
  }

  .hamburger {
    width: 36px;
    height: 36px;
  }
}