.auth-page {
  --auth-ink: #171310;
  --auth-warm: #fff7ef;
  --auth-panel: #f8f6f2;
}

.auth-main {
  padding: 52px 0 76px;
}

.auth-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1fr);
  gap: clamp(36px, 7vw, 84px);
  align-items: center;
  min-height: 620px;
}

.auth-shell-solo {
  grid-template-columns: minmax(0, 1fr);
  justify-items: center;
  min-height: 0;
}

.auth-shell-solo .auth-card {
  width: 100%;
  max-width: 520px;
}

.auth-intro {
  position: relative;
  padding: 28px 0;
}

.auth-intro::after {
  display: block;
  width: min(300px, 80%);
  height: 72px;
  margin-top: 42px;
  border: 2px solid rgba(217, 79, 0, 0.18);
  border-radius: 50%;
  content: '';
  transform: rotate(-7deg);
}

.auth-eyebrow,
.auth-card-kicker {
  margin: 0 0 14px;
  color: var(--accent);
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.17em;
}

.auth-intro h1 {
  margin: 0 0 22px;
  color: var(--auth-ink);
  font-family: var(--font-jp);
  font-size: clamp(2.35rem, 6vw, 4.3rem);
  line-height: 1.14;
  letter-spacing: -0.05em;
}

.auth-intro > p:not(.auth-eyebrow) {
  max-width: 470px;
  color: var(--fg-sub);
  font-size: 0.95rem;
  line-height: 1.9;
}

.auth-role-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 26px;
}

.auth-role-list span {
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-card);
  color: var(--fg-sub);
  font-size: 0.75rem;
  font-weight: 700;
}

.auth-card {
  min-height: 500px;
  padding: clamp(28px, 5vw, 46px);
  border: 1.5px solid var(--border);
  border-radius: 18px;
  background:
    linear-gradient(145deg, #fff, var(--auth-warm));
  box-shadow: 0 24px 70px rgba(43, 25, 11, 0.11);
}

.auth-loading {
  display: grid;
  min-height: 400px;
  place-items: center;
  color: var(--muted);
  font-size: 0.875rem;
}

.auth-form {
  display: grid;
  gap: 22px;
}

.auth-form[hidden],
.auth-loading[hidden] {
  display: none;
}

.auth-form h2 {
  margin: 0 0 10px;
  color: var(--fg);
  font-size: 1.65rem;
  line-height: 1.35;
}

.auth-card-description {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.75;
}

.auth-form label {
  display: grid;
  gap: 8px;
}

.auth-form label > span {
  color: var(--fg-sub);
  font-size: 0.78rem;
  font-weight: 700;
}

.auth-form input,
.auth-form select {
  width: 100%;
  min-height: 48px;
  padding: 0 13px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  background: var(--bg);
  color: var(--fg);
  font: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.auth-form input:focus,
.auth-form select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(217, 79, 0, 0.12);
}

.auth-form small {
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1.5;
}

.auth-primary-button,
.auth-secondary-button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: var(--radius);
  font-family: var(--font-jp);
  font-size: 0.875rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s, border-color 0.15s;
}

.auth-primary-button {
  border: 1.5px solid var(--accent);
  background: var(--accent);
  color: #fff;
}

.auth-secondary-button {
  border: 1.5px solid var(--border);
  background: var(--bg);
  color: var(--fg-sub);
}

.auth-primary-button:hover:not(:disabled),
.auth-secondary-button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.auth-primary-button:hover:not(:disabled) {
  border-color: #bd4300;
  background: #bd4300;
}

.auth-primary-button:disabled,
.auth-secondary-button:disabled {
  cursor: wait;
  opacity: 0.58;
}

.auth-status {
  min-height: 1.5em;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.6;
}

.auth-status[data-state="error"] {
  color: #a1321e;
}

.auth-status[data-state="success"] {
  color: #267348;
}

/* Admin */
.admin-page main {
  padding: 40px 0 80px;
}

.admin-hero {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: flex-start;
  padding: 34px 0 38px;
  border-bottom: 2px solid var(--fg);
}

.admin-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 5vw, 3.2rem);
  letter-spacing: -0.035em;
}

.admin-hero p:last-child {
  max-width: 640px;
  color: var(--fg-sub);
  line-height: 1.8;
}

.admin-access-label {
  flex-shrink: 0;
  padding: 8px 13px;
  border: 1.5px solid var(--accent);
  border-radius: 999px;
  background: var(--accent-bg);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
}

.admin-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 22px 0 34px;
}

.admin-summary article {
  display: grid;
  gap: 8px;
  padding: 17px 19px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
}

.admin-summary span {
  color: var(--muted);
  font-size: 0.72rem;
}

.admin-summary strong {
  font-family: var(--font-sans);
  font-size: 1.35rem;
}

.admin-section {
  padding: 34px 0;
  border-bottom: 1px solid var(--border);
}

.admin-section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.admin-section-header h2 {
  margin: 0 0 6px;
  font-size: 1.35rem;
}

.admin-section-header p {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.6;
}

.admin-create-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 24px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
}

.admin-create-form .admin-form-actions,
.admin-create-form .admin-form-status {
  grid-column: 1 / -1;
}

.admin-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  color: var(--fg-sub);
  font-size: 0.8rem;
  font-weight: 700;
}

.admin-toggle input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.admin-toggle span {
  display: grid;
  gap: 3px;
}

.admin-toggle small {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 500;
}

.admin-field {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.admin-field > span {
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 700;
}

.admin-field input,
.admin-field select,
.admin-search input,
.admin-search select {
  width: 100%;
  min-height: 44px;
  padding: 0 11px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  background: var(--bg);
  color: var(--fg);
  font: inherit;
}

.admin-field input:focus,
.admin-field select:focus,
.admin-search input:focus,
.admin-search select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(217, 79, 0, 0.11);
}

.admin-password-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.admin-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-button {
  min-height: 42px;
  padding: 0 16px;
  border: 1.5px solid var(--fg);
  border-radius: var(--radius);
  background: var(--fg);
  color: var(--bg);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
}

.admin-button.secondary {
  border-color: var(--border);
  background: var(--bg);
  color: var(--fg-sub);
}

.admin-button:hover:not(:disabled) {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.admin-button:disabled {
  cursor: wait;
  opacity: 0.55;
}

.admin-form-status {
  min-height: 1.4em;
  color: var(--muted);
  font-size: 0.75rem;
}

.admin-form-status[data-state="error"] {
  color: #a1321e;
}

.admin-form-status[data-state="success"] {
  color: #267348;
}

.admin-search {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 180px;
  gap: 10px;
  width: min(560px, 100%);
}

.admin-user-list {
  display: grid;
  gap: 12px;
}

.admin-user-card {
  display: grid;
  grid-template-columns: minmax(170px, 1.1fr) repeat(3, minmax(130px, 0.8fr)) auto;
  gap: 12px;
  align-items: end;
  padding: 18px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg);
}

.admin-user-identity {
  align-self: center;
}

.admin-user-name {
  margin: 0 0 4px;
  font-size: 1rem;
}

.admin-user-login,
.admin-user-dates {
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1.5;
}

.admin-user-card[data-status="disabled"] {
  background: #f6f5f3;
  opacity: 0.75;
}

.admin-user-card .admin-form-status {
  grid-column: 1 / -1;
}

.admin-user-details {
  grid-column: 1 / -1;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

.admin-user-details summary {
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 700;
  cursor: pointer;
}

.admin-user-details > div {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding-top: 14px;
}

.admin-empty {
  padding: 28px;
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  color: var(--muted);
  text-align: center;
}

@media (max-width: 900px) {
  .auth-shell {
    grid-template-columns: 1fr;
  }

  .auth-intro::after {
    display: none;
  }

  .admin-summary {
    grid-template-columns: repeat(2, 1fr);
  }

  .admin-user-card {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-user-identity,
  .admin-user-details,
  .admin-user-card .admin-form-status {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .auth-main {
    padding-top: 24px;
  }

  .auth-shell {
    gap: 24px;
    min-height: 0;
  }

  .auth-intro {
    padding-bottom: 0;
  }

  .auth-intro h1 {
    font-size: 2.45rem;
  }

  .auth-card {
    min-height: 0;
    padding: 26px 20px;
  }

  .admin-hero,
  .admin-section-header {
    display: grid;
  }

  .admin-summary,
  .admin-create-form,
  .admin-search,
  .admin-user-card {
    grid-template-columns: 1fr;
  }

  .admin-create-form .admin-form-actions,
  .admin-create-form .admin-form-status,
  .admin-user-identity,
  .admin-user-details,
  .admin-user-card .admin-form-status {
    grid-column: auto;
  }

  .admin-user-details > div {
    grid-template-columns: 1fr;
  }
}