/* Universal site topbar — included on every page */

.syl-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  row-gap: 0;
  padding: 0.75rem max(1rem, env(safe-area-inset-right)) 0.75rem max(1rem, env(safe-area-inset-left));
  padding-top: max(0.75rem, env(safe-area-inset-top));
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid #e2e8f0;
  font-family: 'Inter', system-ui, sans-serif;
  transition: box-shadow 0.2s;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.syl-topbar--scrolled {
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.07);
}

/* Hidden checkbox drives mobile menu (no JS required to open) */
.syl-nav-checkbox {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.syl-topbar__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  flex-shrink: 0;
  order: 1;
}

.syl-logo-mark {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 800;
  flex-shrink: 0;
}

.syl-logo-name {
  display: inline-block;
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.06;
  background: linear-gradient(135deg, #7b61ff 0%, #9f7bff 60%, #a78bfa 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Hamburger — hidden on desktop */
.syl-topbar__menu-btn {
  display: none;
  order: 2;
  margin-left: auto;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: 11px;
  border: 1px solid #e2e8f0;
  background: #fff;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.syl-topbar__menu-btn:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}

.syl-topbar__burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 20px;
  pointer-events: none;
}

.syl-topbar__burger-line {
  display: block;
  height: 2px;
  width: 100%;
  border-radius: 1px;
  background: #475569;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

#syl-nav-toggle:checked + .syl-topbar__menu-btn .syl-topbar__burger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

#syl-nav-toggle:checked + .syl-topbar__menu-btn .syl-topbar__burger-line:nth-child(2) {
  opacity: 0;
}

#syl-nav-toggle:checked + .syl-topbar__menu-btn .syl-topbar__burger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.syl-topbar__nav {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  flex-wrap: nowrap;
  order: 3;
  margin-left: auto;
}

.syl-topbar__form {
  display: inline;
  margin: 0;
}

.syl-topbar__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: #475569;
  text-decoration: none;
  padding: 0.42rem 0.75rem;
  border-radius: 8px;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}

.syl-topbar__link:hover {
  background: #f1f5f9;
  color: #1e293b;
}

.syl-topbar__link--accent {
  color: #7b61ff !important;
  font-weight: 700 !important;
}

.syl-topbar__icon {
  margin-right: 0.35em;
  opacity: 0.95;
}

.syl-topbar__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  padding: 0.45rem 1.1rem;
  border-radius: 8px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  transition: opacity 0.15s, transform 0.15s, box-shadow 0.15s;
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.28);
  white-space: nowrap;
}

.syl-topbar__btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  color: #fff;
  box-shadow: 0 4px 14px rgba(102, 126, 234, 0.38);
}

.syl-topbar__logout {
  font-size: 0.875rem;
  font-weight: 500;
  color: #475569;
  background: transparent;
  border: 1.5px solid #e2e8f0;
  padding: 0.42rem 0.85rem;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  font-family: 'Inter', system-ui, sans-serif;
  white-space: nowrap;
}

.syl-topbar__logout:hover {
  background: #fee2e2;
  color: #dc2626;
  border-color: #fca5a5;
}

.syl-topbar__billing {
  font-size: 0.875rem;
  font-weight: 500;
  color: #475569;
  background: transparent;
  border: none;
  padding: 0.42rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s, color 0.15s;
}

.syl-topbar__billing:hover {
  background: #f1f5f9;
  color: #1e293b;
}

.syl-topbar__sep {
  width: 1px;
  height: 18px;
  background: #e2e8f0;
  margin: 0 0.3rem;
  flex-shrink: 0;
}

/* ── Tablet / mobile: collapse into hamburger ─────────────────── */
@media (max-width: 768px) {
  .syl-topbar__menu-btn {
    display: inline-flex;
  }

  .syl-topbar__nav {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0.15rem;
    width: 100%;
    flex-basis: 100%;
    margin-left: 0;
    margin-top: 0.65rem;
    padding-top: 0.65rem;
    border-top: 1px solid #e2e8f0;
    order: 4;
  }

  #syl-nav-toggle:checked ~ .syl-topbar__nav {
    display: flex;
  }

  .syl-topbar__nav .syl-topbar__sep {
    display: none;
  }

  .syl-topbar__nav .syl-topbar__link,
  .syl-topbar__nav .syl-topbar__btn {
    white-space: normal;
    text-align: center;
    justify-content: center;
    padding: 0.65rem 1rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
  }

  .syl-topbar__nav .syl-topbar__logout,
  .syl-topbar__nav .syl-topbar__billing {
    width: 100%;
    min-height: 44px;
    justify-content: center;
  }

  .syl-topbar__nav .syl-topbar__form {
    display: block;
    width: 100%;
  }

  .syl-logo-name {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .syl-topbar {
    padding-left: max(0.75rem, env(safe-area-inset-left));
    padding-right: max(0.75rem, env(safe-area-inset-right));
  }

  .syl-topbar__link {
    font-size: 0.82rem;
    padding: 0.35rem 0.55rem;
  }

  .syl-topbar__btn {
    font-size: 0.82rem;
    padding: 0.55rem 1rem;
  }

  .syl-topbar__logout {
    font-size: 0.82rem;
    padding: 0.55rem 1rem;
  }

  .syl-topbar__nav .syl-topbar__link,
  .syl-topbar__nav .syl-topbar__btn {
    font-size: 0.9rem;
  }
}