* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;

  font-family:
    Inter,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;

  background: #f5f7fb;
  color: #111827;

  overflow-x: hidden;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;

  padding: 16px 20px;

  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
}

.icon-btn[hidden],
.btn-login[hidden],
.user-chip[hidden],
.drawer-section[hidden] {
  display: none;
}

.icon-btn {
  width: 40px;
  height: 40px;

  display: flex;
  align-items: center;
  justify-content: center;

  border: 1px solid #d1d5db;
  border-radius: 10px;
  background: #ffffff;

  font-size: 16px;
  cursor: pointer;

  transition: background 0.15s;
}

.icon-btn:hover {
  background: #f3f4f6;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;

  font-size: 15px;
  font-weight: 500;
}

.avatar {
  width: 34px;
  height: 34px;

  display: flex;
  align-items: center;
  justify-content: center;

  border-radius: 50%;
  background: #f5a623;
  color: #ffffff;

  font-size: 14px;
  font-weight: 700;
}

.btn-login {
  height: 40px;

  padding: 0 18px;

  border: none;
  border-radius: 10px;
  background: #4f46e5;
  color: #ffffff;

  font-size: 14px;
  font-weight: 600;

  cursor: pointer;

  transition: background 0.15s;
}

.btn-login:hover {
  background: #4338ca;
}

.avatar-sm {
  width: 28px;
  height: 28px;
  font-size: 12px;
}

.empty-state {
  min-height: calc(100vh - 68px);

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  text-align: center;
  padding: 24px;
}

.empty-state h1 {
  font-size: 22px;
  font-weight: 700;

  max-width: 320px;
  margin-bottom: 8px;
}

.empty-state p {
  color: #6b7280;
  font-size: 14px;
}

.overlay {
  position: fixed;
  inset: 0;

  background: rgba(17, 24, 39, 0.4);

  opacity: 0;
  pointer-events: none;

  transition: opacity 0.2s;

  z-index: 10;
}

.overlay.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.drawer {
  position: fixed;
  top: 0;
  left: 0;

  width: min(300px, 84vw);
  height: 100vh;

  background: #ffffff;

  box-shadow: 20px 0 50px rgba(0, 0, 0, 0.08);

  transform: translateX(-100%);
  transition: transform 0.25s ease;

  z-index: 20;

  display: flex;
  flex-direction: column;

  padding: 20px;
}

.drawer.is-open {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;

  margin-bottom: 20px;
}

.drawer-header h2 {
  font-size: 17px;
  font-weight: 700;
}

.drawer-nav {
  display: flex;
  flex-direction: column;

  gap: 4px;

  margin-bottom: 20px;
}

.drawer-item {
  display: flex;
  align-items: center;
  gap: 12px;

  padding: 10px 8px;

  border: none;
  border-radius: 10px;
  background: none;

  font-size: 15px;
  color: #111827;
  text-align: left;

  cursor: pointer;

  transition: background 0.15s;
}

.drawer-item:hover {
  background: #f3f4f6;
}

.icon-box {
  width: 28px;
  height: 28px;

  display: flex;
  align-items: center;
  justify-content: center;

  border-radius: 8px;
  background: #f3f4f6;

  font-size: 14px;
}

.drawer-section {
  border-top: 1px solid #e5e7eb;
  padding-top: 16px;

  display: flex;
  flex-direction: column;
  gap: 14px;
}

.drawer-label {
  font-size: 12px;
  font-weight: 700;
  color: #9ca3af;
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;

  font-size: 14px;
}

.toggle {
  width: 42px;
  height: 24px;

  border: none;
  border-radius: 999px;
  background: #d1d5db;

  position: relative;
  cursor: pointer;

  transition: background 0.2s;
}

.toggle::after {
  content: "";

  position: absolute;
  top: 3px;
  left: 3px;

  width: 18px;
  height: 18px;

  border-radius: 50%;
  background: #ffffff;

  transition: transform 0.2s;
}

.toggle.is-on {
  background: #4f46e5;
}

.toggle.is-on::after {
  transform: translateX(18px);
}

@media (max-width: 480px) {
  .empty-state h1 {
    font-size: 19px;
  }
}