/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-s) var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.4s ease, box-shadow 0.4s ease;
}

.nav.scrolled {
  background: var(--clr-cream);
  box-shadow: 0 1px 12px rgba(139, 90, 60, 0.08);
}

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

.nav-logo img {
  height: 60px;
  width: auto;
  mix-blend-mode: multiply;
}

.nav-links {
  display: none;
  gap: var(--space-m);
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-links a {
  font-size: var(--fs-small);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--clr-brown);
  position: relative;
  transition: opacity 0.2s;
}

.nav-links a:hover {
  opacity: 0.6;
}

.nav-links a.active {
  opacity: 1;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--clr-brown);
  transition: width 0.3s var(--ease-out-expo);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* Hamburger */
.nav-hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 26px;
  padding: 4px 0;
}

@media (min-width: 768px) {
  .nav-hamburger {
    display: none;
  }
}

.nav-hamburger span {
  display: block;
  height: 2px;
  background: var(--clr-brown);
  border-radius: 2px;
  transition: all 0.3s ease;
}

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

/* Mobile menu overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--clr-cream);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-m);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu a {
  font-family: var(--ff-display);
  font-size: var(--fs-h2);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--clr-brown);
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.4s var(--ease-out-expo);
}

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

.mobile-menu.open a:nth-child(1) { transition-delay: 0.05s; }
.mobile-menu.open a:nth-child(2) { transition-delay: 0.1s; }
.mobile-menu.open a:nth-child(3) { transition-delay: 0.15s; }
.mobile-menu.open a:nth-child(4) { transition-delay: 0.2s; }
.mobile-menu.open a:nth-child(5) { transition-delay: 0.25s; }
.mobile-menu.open a:nth-child(6) { transition-delay: 0.3s; }
.mobile-menu.open a:nth-child(7) { transition-delay: 0.35s; }

/* ---- Button ---- */
.btn {
  display: inline-block;
  padding: 0.7em 1.6em;
  font-family: var(--ff-display);
  font-size: var(--fs-small);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--clr-brown);
  color: var(--clr-cream);
  border: 2px solid var(--clr-brown);
  border-radius: 50px;
  transition: all 0.25s ease;
}

.btn:hover {
  background: var(--clr-brown-dark);
  border-color: var(--clr-brown-dark);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--clr-brown);
}

.btn--outline:hover {
  background: var(--clr-brown);
  color: var(--clr-cream);
}

/* ---- Cards ---- */
.card {
  background: var(--clr-white);
  border-radius: var(--radius-tile);
  padding: var(--space-m);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s var(--ease-out-expo);
}

.card:hover {
  transform: translateY(-4px);
}

/* ---- Badge ---- */
.badge {
  display: inline-block;
  padding: 0.2em 0.6em;
  font-size: var(--fs-label);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--clr-brown);
  color: var(--clr-cream);
  border-radius: 50px;
}

/* ---- Social Icons ---- */
.social-links {
  display: flex;
  gap: var(--space-s);
  justify-content: center;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1.5px solid var(--clr-brown);
  border-radius: 50%;
  color: var(--clr-brown);
  transition: all 0.3s var(--ease-out-back);
}

.social-links a:hover {
  transform: scale(1.1);
  background: var(--clr-brown);
  color: var(--clr-cream);
}

.social-links a svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ---- Diamond separator ---- */
.diamond {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--clr-brown);
  transform: rotate(45deg);
  margin: 0 0.6em;
  vertical-align: middle;
}

/* ---- Chatbot ---- */
.chatbot-trigger {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--clr-brown);
  color: var(--clr-cream);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(139, 90, 60, 0.3);
  cursor: pointer;
  transition: transform 0.3s var(--ease-out-back), background 0.2s;
  opacity: 0;
  transform: scale(0);
}

.chatbot-trigger.visible {
  opacity: 1;
  transform: scale(1);
}

.chatbot-trigger:hover {
  transform: scale(1.1);
  background: var(--clr-brown-dark);
}

.chatbot-trigger svg {
  width: 24px;
  height: 24px;
}

.chatbot-panel {
  position: fixed;
  bottom: 92px;
  right: 24px;
  z-index: 200;
  width: 340px;
  max-width: calc(100vw - 48px);
  max-height: 480px;
  background: var(--clr-white);
  border-radius: var(--radius-card);
  box-shadow: 0 8px 40px rgba(139, 90, 60, 0.15);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(16px) scale(0.95);
  pointer-events: none;
  transition: all 0.3s var(--ease-out-expo);
}

.chatbot-panel.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: all;
}

.chatbot-header {
  background: var(--clr-brown);
  color: var(--clr-cream);
  padding: var(--space-s) var(--space-m);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chatbot-header h4 {
  color: var(--clr-cream);
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.chatbot-close {
  color: var(--clr-cream);
  font-size: 1.2rem;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.chatbot-close:hover {
  opacity: 1;
}

.chatbot-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-m);
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
}

.chat-message {
  padding: var(--space-xs) var(--space-s);
  border-radius: var(--radius-tile);
  font-size: var(--fs-small);
  line-height: 1.5;
  max-width: 85%;
}

.chat-message.bot {
  background: var(--clr-cream);
  color: var(--clr-brown-dark);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-message.user {
  background: var(--clr-brown);
  color: var(--clr-cream);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chatbot-options {
  padding: 0 var(--space-m) var(--space-m);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.chatbot-option {
  padding: 0.5em 1em;
  font-family: var(--ff-body);
  font-size: var(--fs-small);
  text-align: left;
  background: var(--clr-cream);
  color: var(--clr-brown);
  border: 1.5px solid var(--clr-brown);
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.chatbot-option:hover {
  background: var(--clr-brown);
  color: var(--clr-cream);
}