/* ─── Auth page layout ───────────────────────────────────────────── */
.auth-page {
  min-height: calc(100vh - 4rem);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem 3rem;
}

/* ─── Glassmorphism modal card ───────────────────────────────────── */
.auth-card {
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 468px;
  background: var(--glass-bg-nav);
  border: 1px solid var(--glass-border);
  border-radius: 28px;
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  box-shadow: var(--glass-shadow-hover);
  padding: 2.25rem 2rem 2rem;
  transition: background 0.3s ease, border-color 0.3s ease;
}

.auth-card.wide {
  max-width: 560px;
}

@media (min-width: 720px) {
  .auth-card.wide {
    max-width: 1200px;
    padding-inline: 2.35rem;
  }
}

/* Top accent line */
.auth-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(39, 168, 116, 0.85) 40%, rgba(78, 201, 149, 0.65) 60%, transparent);
}

/* ─── Brand inside card ──────────────────────────────────────────── */
.auth-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.85rem;
  text-decoration: none;
}

.auth-brand img {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 2px 8px rgba(10, 40, 28, 0.14);
}

.auth-brand-name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary-900);
  letter-spacing: -0.02em;
}

/* ─── Headings ───────────────────────────────────────────────────── */
.auth-heading {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-primary-900);
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin: 0 0 0.4rem;
}

.auth-subheading {
  margin: 0 0 1.85rem;
  color: var(--color-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
}

.auth-forgot {
  margin: -0.35rem 0 1rem;
  text-align: right;
  font-size: var(--text-sm);
}

.auth-forgot a {
  color: var(--color-primary-700);
  text-decoration: none;
  font-weight: 600;
}

.auth-forgot a:hover {
  text-decoration: underline;
}

/* ─── Form fields ────────────────────────────────────────────────── */
.form-field {
  display: grid;
  gap: 0.32rem;
  margin-bottom: 0.95rem;
}

.form-field:last-of-type {
  margin-bottom: 0;
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.005em;
}

.form-label-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.65rem;
}

.form-label-optional {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-muted);
  white-space: nowrap;
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-top: 0.1rem;
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-danger);
  min-height: 1em;
}

.form-error:empty {
  display: none;
}

.form-error-banner {
  font-size: var(--text-sm);
  color: var(--color-danger);
  background: rgba(180, 35, 24, 0.07);
  border: 1px solid rgba(180, 35, 24, 0.18);
  border-radius: 12px;
  padding: 0.65rem 0.85rem;
  margin-bottom: 1rem;
  display: none;
}

.form-error-banner:not(:empty) {
  display: block;
}

/* ─── Full-width button ──────────────────────────────────────────── */
.btn-full {
  width: 100%;
  justify-content: center;
  padding: 0.78rem 1.25rem;
  font-size: var(--text-md);
  border-radius: 14px;
  margin-top: 0.25rem;
}

/* ─── Role picker ────────────────────────────────────────────────── */
.role-section-label {
  font-size: var(--text-sm);
  font-weight: 760;
  color: var(--color-text);
  letter-spacing: 0.01em;
  margin-bottom: 0.65rem;
  display: block;
}

.role-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-bottom: 0.4rem;
}

@media (min-width: 560px) {
  .role-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.role-card {
  position: relative;
  border: 2px solid var(--dash-border-soft);
  border-radius: 18px;
  padding: 1.25rem 1rem 1.1rem;
  background: var(--glass-bg-card);
  cursor: pointer;
  transition:
    border-color 180ms ease-out,
    background 180ms ease-out,
    transform 200ms ease-out,
    box-shadow 200ms ease-out;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.42rem;
  user-select: none;
  /* reset button defaults */
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

.role-card:hover {
  border-color: rgba(39, 168, 116, 0.38);
  background: var(--glass-bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.role-card:focus-visible {
  outline: 2px solid rgba(39, 168, 116, 0.5);
  outline-offset: 2px;
}

.role-card.selected {
  border-color: var(--color-primary-600);
  background: rgba(39, 168, 116, 0.10);
  box-shadow:
    0 0 0 4px rgba(39, 168, 116, 0.14),
    0 12px 28px rgba(10, 40, 28, 0.10);
  transform: translateY(-2px);
}

/* Check badge */
.role-card-check {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  width: 20px;
  height: 20px;
  border-radius: 999px;
  background: var(--color-primary-600);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 11px;
  font-weight: 900;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 180ms ease-out, transform 200ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

.role-card.selected .role-card-check {
  opacity: 1;
  transform: scale(1);
}

.role-card-icon {
  font-size: 2.1rem;
  line-height: 1;
}

.role-card-title {
  font-size: var(--text-md);
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.role-card-desc {
  font-size: var(--text-xs);
  color: var(--color-muted);
  line-height: 1.45;
}

/* ─── Conditional fields ─────────────────────────────────────────── */
.conditional-field {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition:
    max-height 280ms ease-out,
    opacity 240ms ease-out,
    margin-bottom 280ms ease-out;
  margin-bottom: 0;
}

.conditional-field.visible {
  max-height: 110px;
  opacity: 1;
  margin-bottom: 0.95rem;
}

/* ─── Footer link ────────────────────────────────────────────────── */
.auth-footer {
  margin-top: 1.35rem;
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.auth-footer a {
  color: var(--color-primary-600);
  font-weight: 700;
  margin-left: 0.3rem;
  transition: color 150ms ease-out;
}

.auth-footer a:hover {
  color: var(--color-primary-800);
}

/* ─── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .auth-card {
    padding: 1.75rem 1.25rem 1.5rem;
  }

  .auth-page {
    padding: 1.25rem 0.75rem 2rem;
    align-items: flex-start;
  }

  .auth-heading {
    font-size: 1.55rem;
  }

  .role-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .auth-page {
    min-height: auto;
    padding: 1.5rem 1rem 2.5rem;
  }

  .btn-full {
    min-height: 48px;
  }
}