@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@600;700&family=DM+Sans:wght@400;500;600;700&display=swap');

/* Unified navigation shell — marketing / app / teams variants */
.sb-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: var(--sb-nav-height);
  padding: 0 24px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--sb-border-light);
  font-family: var(--sb-font-body);
}

.sb-nav-left,
.sb-nav-right,
.sb-nav-center {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.sb-nav-left { flex: 1; min-width: 0; }
.sb-nav-center {
  flex: 0 1 auto;
  justify-content: center;
}
.sb-nav-right { flex-shrink: 0; justify-content: flex-end; }

.sb-nav-breadcrumb {
  font-size: 14px;
  font-weight: 600;
  color: var(--sb-accent-rose-hover);
  text-decoration: none;
  white-space: nowrap;
}
.sb-nav-breadcrumb:hover { color: var(--sb-accent-rose); }

.sb-nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--sb-text-primary);
  min-width: 0;
}
.sb-nav-brand img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  flex-shrink: 0;
}
.sb-nav-brand-text {
  font-family: var(--sb-font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.sb-nav-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--sb-radius-pill);
  background: var(--sb-state-neutral-bg);
  color: var(--sb-state-neutral-fg);
  border: 1px solid var(--sb-border-light);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sb-nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--sb-text-secondary);
  text-decoration: none;
  white-space: nowrap;
}
.sb-nav-link:hover { color: var(--sb-accent-rose-hover); }

.sb-nav-tabs {
  display: none;
  align-items: center;
  gap: 8px;
}
.sb-nav-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: var(--sb-radius-pill);
  background: var(--sb-pastel-lavender);
  font-size: 14px;
  font-weight: 500;
  color: var(--sb-text-secondary);
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.18s ease;
}
.sb-nav-tab:hover {
  color: var(--sb-text-primary);
  background: var(--sb-pastel-blush);
}
.sb-nav-tab-active {
  background: var(--sb-accent-rose);
  color: var(--sb-text-on-accent);
}
.sb-nav-tab-active:hover {
  color: var(--sb-text-on-accent);
  background: var(--sb-accent-rose-hover);
}

.sb-nav-workspace {
  font-size: 14px;
  font-weight: 600;
  color: var(--sb-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

.sb-nav-credits {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--sb-radius-pill);
  background: var(--sb-surface-white);
  border: 1px solid var(--sb-border-light);
  font-size: 14px;
  font-weight: 700;
  color: var(--sb-text-primary);
  white-space: nowrap;
}
.sb-nav-credits svg { color: var(--sb-accent-lavender); flex-shrink: 0; }

.sb-nav-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--sb-gradient-brand-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--sb-accent-rose-hover);
  text-decoration: none;
  flex-shrink: 0;
}
.sb-nav-avatar:hover { box-shadow: var(--sb-shadow-soft); }

.sb-nav-user-menu {
  position: relative;
  display: inline-flex;
}
.sb-nav-avatar-btn {
  border: none;
  cursor: pointer;
  padding: 0;
  font-family: inherit;
}
.sb-nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  padding: 6px;
  background: var(--sb-surface-white);
  border: 1px solid var(--sb-border-light);
  border-radius: var(--sb-radius-sm);
  box-shadow: var(--sb-shadow-soft);
  z-index: 1003;
}
.sb-nav-dropdown-item {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--sb-text-primary);
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
}
.sb-nav-dropdown-item:hover {
  background: var(--sb-state-neutral-bg);
  color: var(--sb-accent-rose-hover);
}
.sb-nav-dropdown-divider {
  height: 1px;
  background: var(--sb-border-light);
  margin: 4px 0;
}
.sb-nav-drawer-credits {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--sb-text-primary);
  border-bottom: 1px solid var(--sb-border-light);
}
.sb-nav-drawer-credits svg { color: var(--sb-accent-lavender); flex-shrink: 0; }
.sb-nav-drawer-signout {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
}

.sb-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 16px;
  border-radius: var(--sb-radius-sm);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.18s ease;
  font-family: inherit;
}
.sb-nav-btn-primary {
  background: var(--sb-gradient-button);
  color: var(--sb-text-on-accent);
  box-shadow: var(--sb-shadow-soft);
}
.sb-nav-btn-primary:hover { opacity: 0.92; }
.sb-nav-btn-secondary {
  background: transparent;
  border-color: var(--sb-border-light);
  color: var(--sb-text-primary);
}
.sb-nav-btn-secondary:hover { background: var(--sb-state-neutral-bg); }

/* Mobile menu */
.sb-nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 21px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.sb-nav-hamburger span {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--sb-text-primary);
  border-radius: 3px;
  transition: all 0.25s ease;
}
.sb-nav-hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.sb-nav-hamburger.active span:nth-child(2) { opacity: 0; }
.sb-nav-hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -7px); }

.sb-nav-drawer {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: min(300px, 85vw);
  height: 100vh;
  background: var(--sb-surface-white);
  border-left: 1px solid var(--sb-border-light);
  padding: 80px 24px 24px;
  flex-direction: column;
  gap: 8px;
  z-index: 1002;
  transition: right 0.3s ease;
  box-shadow: var(--sb-shadow-soft);
}
.sb-nav-drawer.active { right: 0; }
.sb-nav-drawer .sb-nav-link {
  display: block;
  padding: 12px 0;
  font-size: 16px;
  border-bottom: 1px solid var(--sb-border-light);
}
.sb-nav-drawer .sb-nav-btn { width: 100%; margin-top: 12px; }

.sb-nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(26, 26, 26, 0.35);
  z-index: 1001;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.sb-nav-backdrop.active { display: block; opacity: 1; }

body.sb-nav-menu-open { overflow: hidden; }

.sb-nav-desktop-only { display: flex; align-items: center; gap: 16px; }
.sb-nav-mobile-only { display: none; }

@media (min-width: 1024px) {
  .sb-nav-app-desktop-only {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .sb-nav-app-variant .sb-nav-app-auth {
    display: flex !important;
    align-items: center;
    gap: 16px;
  }

  .sb-nav-app-variant .sb-nav-credits,
  .sb-nav-app-variant .sb-nav-user-menu {
    display: inline-flex !important;
  }
}

@media (max-width: 1023px) {
  .sb-nav-app-variant .sb-nav-app-auth {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .sb-nav { padding: 0 16px; }
  .sb-nav-hamburger { display: flex; }
  .sb-nav-drawer { display: flex; }
  .sb-nav-desktop-only { display: none !important; }
  .sb-nav-mobile-only { display: flex; }
  .sb-nav-breadcrumb { font-size: 13px; }
  .sb-nav-brand-text { font-size: 18px; }
  .sb-nav-workspace { max-width: 100px; }
  .sb-nav-tag { display: none; }
}