/* navbtn.css */
.navbtn-menu {
  position: fixed;
  top: 28px;
  left: 28px;
  z-index: 10001;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #5c4033;
  box-shadow: 0 2px 16px #0002;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.2s ease;
}
.navbtn-menu:hover { 
  transform: scale(1.1);
  background-color: #7a523a;
}
.navbtn-icon {
  display: block;
  width: 28px;
  height: 28px;
  position: relative;
}
.navbtn-menu  i {
  font-size: 1.8rem;
  color: white;
}
.navbtn-icon::before,
.navbtn-icon::after,
.navbtn-icon {
  content: "";
  display: block;
  position: absolute;
  left: 0;
  width: 100%;
  height: 4px;
  background: #222;
  border-radius: 2px;
  transition: all 0.2s;
}
.navbtn-icon {
  top: 12px;
}
.navbtn-icon::before {
  top: 0;
}
.navbtn-icon::after {
  bottom: 0;
}
.navbtn-panel {
  position: fixed;
  top: 0;
  left: -340px;
  width: 320px;
  max-width: 90vw;
  height: 100vh;
  background: #fff;
  box-shadow: 2px 0 24px #0002;
  z-index: 10002;
  transition: left 0.3s cubic-bezier(.7,.2,.2,1);
  display: flex;
  flex-direction: column;
  padding: 0;
}
.navbtn-panel.active {
  left: 0;
}
.navbtn-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 24px 12px 24px;
  font-size: 1.3rem;
  font-weight: 700;
  color: #b12704;
  border-bottom: 1px solid #eee;
}
.navbtn-close {
  background: none;
  border: none;
  font-size: 2rem;
  color: #888;
  cursor: pointer;
  padding: 0 8px;
  border-radius: 50%;
  transition: background 0.2s;
}
.navbtn-close:hover {
  background: #f7f7f7;
  color: #b12704;
}
.navbtn-list {
  list-style: none;
  margin: 0;
  padding: 24px 0 0 0;
  flex: 1;
}
.navbtn-list li {
  margin: 0;
  padding: 0;
}
.navbtn-list a {
  display: block;
  padding: 16px 32px;
  font-size: 1.1rem;
  color: #222;
  text-decoration: none;
  border-bottom: 1px solid #f0f0f0;
  transition: background 0.2s, color 0.2s;
}
.navbtn-list a:hover {
  background: #f7f7f7;
  color: #b12704;
}
.navbtn-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: rgba(0,0,0,0.18);
  z-index: 10001;
  display: none;
  transition: opacity 0.2s;
}
.navbtn-overlay.active {
  display: block;
  opacity: 1;
}
@media (max-width: 600px) {
  .navbtn-panel {
    width: 98vw;
    left: -100vw;
  }
  .navbtn-panel.active {
    left: 0;
  }
  .navbtn-menu {
    top: 14px;
    left: 14px;
    width: 44px;
    height: 44px;
  }
}