/* SPDX-License-Identifier: MIT */
/* Copyright (c) 2025-2026 Robworks Software LLC */

/* ============================================================
   Auth UI - Sign-in button and user avatar in site header.
   Uses Material CSS custom properties for theme consistency.
   ============================================================ */

/* ---- Container ---- */

.runbook-auth {
  display: flex;
  align-items: center;
  margin-left: 0.4rem;
  position: relative;
}

/* ---- Sign-in button ---- */

.runbook-auth__sign-in {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--md-default-fg-color--lighter);
  border-radius: 1rem;
  background: transparent;
  color: var(--md-default-fg-color--light);
  font-size: 0.7rem;
  font-family: var(--md-text-font-family, inherit);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
  white-space: nowrap;
  line-height: 1;
}

.runbook-auth__sign-in:hover {
  color: var(--md-default-fg-color);
  border-color: var(--md-default-fg-color--light);
}

.runbook-auth__sign-in:focus-visible {
  outline: 2px solid var(--md-accent-fg-color);
  outline-offset: -1px;
}

.runbook-auth__sign-in svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  flex-shrink: 0;
}

/* ---- User avatar (signed in) ---- */

.runbook-auth__user {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.15rem;
  border-radius: 50%;
  transition: box-shadow 0.15s;
}

.runbook-auth__user:hover {
  box-shadow: 0 0 0 2px var(--md-accent-fg-color);
}

.runbook-auth__user:focus-visible {
  outline: 2px solid var(--md-accent-fg-color);
  outline-offset: -1px;
}

.runbook-auth__avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: block;
}

/* ---- Dropdown menu ---- */

.runbook-auth__dropdown {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.4rem;
  min-width: 160px;
  background: var(--md-default-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.4rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 100;
  padding: 0.3rem 0;
}

.runbook-auth__dropdown--open {
  display: block;
}

.runbook-auth__dropdown-name {
  padding: 0.4rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--md-default-fg-color);
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
  margin-bottom: 0.2rem;
}

.runbook-auth__sign-out {
  display: block;
  width: 100%;
  padding: 0.4rem 0.8rem;
  background: none;
  border: none;
  text-align: left;
  font-size: 0.72rem;
  font-family: var(--md-text-font-family, inherit);
  color: var(--md-default-fg-color--light);
  cursor: pointer;
}

.runbook-auth__sign-out:hover {
  background: var(--md-default-fg-color--lightest);
  color: var(--md-default-fg-color);
}

.runbook-auth__sign-out:focus-visible {
  outline: 2px solid var(--md-accent-fg-color);
  outline-offset: -1px;
}

/* ---- Reduced motion ---- */

@media (prefers-reduced-motion: reduce) {
  .runbook-auth__sign-in,
  .runbook-auth__user {
    transition: none;
  }
}