/* 認証画面（ブランド色 #17aa5d） */
.auth-body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(23, 170, 93, 0.18), transparent 60%),
    linear-gradient(165deg, #f3faf6 0%, #e8f3ec 45%, #f7faf8 100%);
  color: #143528;
  font-family: "Hiragino Sans", "Noto Sans JP", sans-serif;
}

.auth-shell {
  max-width: 420px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}

.auth-shell.wide {
  max-width: 720px;
}

.auth-brand {
  text-align: center;
  margin-bottom: 24px;
}

.auth-brand h1 {
  margin: 12px 0 8px;
  font-size: 1.6rem;
  color: #0b4d2e;
}

.auth-brand p {
  margin: 0;
  color: #3d5c4c;
  font-size: 0.95rem;
}

.auth-logo {
  border-radius: 10px;
  object-fit: cover;
}

.auth-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(23, 170, 93, 0.18);
  border-radius: 16px;
  padding: 24px;
  display: grid;
  gap: 14px;
  box-shadow: 0 10px 30px rgba(11, 77, 46, 0.06);
}

.auth-card label {
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
}

.auth-card input[type="email"],
.auth-card input[type="password"],
.auth-card input[type="text"] {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  border: 1px solid #c5d9cd;
  border-radius: 10px;
  font-size: 1rem;
}

.auth-card input:focus {
  outline: 2px solid rgba(23, 170, 93, 0.35);
  border-color: #17aa5d;
}

.auth-check {
  display: flex !important;
  align-items: flex-start;
  gap: 8px;
  font-weight: 500 !important;
}

.auth-check input {
  margin-top: 3px;
}

.auth-error {
  color: #b42318;
  background: #fef3f2;
  border-radius: 8px;
  padding: 8px 10px;
  margin: 0;
  font-size: 0.9rem;
}

.auth-msg {
  color: #0b4d2e;
  background: #e8f7ef;
  border-radius: 8px;
  padding: 8px 10px;
  margin: 0;
  font-size: 0.9rem;
  word-break: break-all;
}

.auth-links {
  text-align: center;
  font-size: 0.85rem;
  color: #3d5c4c;
}

.auth-links a {
  color: #17aa5d;
}

.auth-hr {
  border: none;
  border-top: 1px solid #dce8e1;
  margin: 8px 0;
}

.danger-text {
  color: #b42318 !important;
}

.auth-card .btn.primary {
  background: #17aa5d;
  border-color: #17aa5d;
}

.prose h1 {
  margin-top: 0;
  color: #0b4d2e;
}

.prose ol {
  padding-left: 1.2rem;
  line-height: 1.7;
}

.sidebar-user {
  padding: 12px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: #d7efe3;
  font-size: 0.82rem;
}

.sidebar-user .su-name {
  font-weight: 600;
  color: #fff;
}

.sidebar-user .su-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.sidebar-user a,
.sidebar-user button.linkish {
  color: #9fe0bd;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-size: 0.8rem;
  text-decoration: underline;
}