/* ─── AUTH / LOGIN SCREEN ─────────────────────────────── */
body.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--ui-surface-alt) 46%, transparent) 0%, transparent 38%),
    radial-gradient(circle at bottom right, color-mix(in srgb, var(--primary) 10%, transparent) 0%, transparent 32%),
    var(--ui-canvas);
  color: var(--ui-text-strong);
}

[data-theme="dark"] body.auth-shell {
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.05) 0%, transparent 36%),
    radial-gradient(circle at bottom right, rgba(98, 174, 240, 0.10) 0%, transparent 30%),
    var(--bg-main);
}

.auth-layout {
  width: min(1060px, 100%);
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, 420px);
  gap: 24px;
  align-items: stretch;
}

.auth-visual,
.auth-card {
  background: var(--ui-canvas);
  border: 1px solid var(--ui-border-whisper);
  border-radius: 20px;
  box-shadow: var(--ui-shadow-soft);
}

.auth-visual {
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 640px;
}

.auth-brand-block {
  display: flex;
  align-items: center;
  gap: 14px;
}

.auth-brand-icon {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: var(--ui-surface-alt);
  border: 1px solid var(--ui-border-whisper);
  font-size: 1.7rem;
}

.auth-brand-name {
  font-size: 1.45rem;
  font-weight: var(--font-bold);
  color: var(--ui-text-strong);
}

.auth-brand-sub {
  font-size: 0.9rem;
  color: var(--ui-text-soft);
  margin-top: 2px;
}

.auth-copy {
  margin-top: 48px;
  max-width: 44rem;
}

.auth-kicker {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ui-text-soft);
  font-weight: var(--font-semibold);
}

.auth-headline {
  margin-top: 10px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
  font-weight: var(--font-bold);
  color: var(--ui-text-strong);
}

.auth-description {
  margin-top: 14px;
  max-width: 36rem;
  font-size: 1rem;
  color: var(--ui-text-soft);
}

.auth-points {
  margin-top: 24px;
  display: grid;
  gap: 10px;
}

.auth-point {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--ui-surface-alt);
  border: 1px solid var(--ui-border-whisper);
  color: var(--ui-text-strong);
  font-size: 0.92rem;
}

.auth-point strong {
  display: block;
  margin-bottom: 2px;
}

.auth-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.auth-card__title {
  font-size: 1.4rem;
  font-weight: var(--font-bold);
  color: var(--ui-text-strong);
}

.auth-card__subtitle {
  margin-top: 6px;
  font-size: 0.92rem;
  color: var(--ui-text-soft);
}

.auth-flashes {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.auth-flash {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--ui-border-whisper);
  font-size: 0.9rem;
}

.auth-flash-danger { background: rgba(239, 68, 68, 0.12); color: #fca5a5; }
.auth-flash-info { background: rgba(59, 130, 246, 0.12); color: #93c5fd; }
.auth-flash-success { background: rgba(16, 185, 129, 0.12); color: #6ee7b7; }

.auth-form {
  margin-top: 18px;
  display: grid;
  gap: 16px;
}

.auth-field {
  display: grid;
  gap: 6px;
}

.auth-field label {
  font-size: 0.82rem;
  font-weight: var(--font-semibold);
  color: var(--ui-text-soft);
}

.auth-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--ui-border-whisper);
  background: var(--ui-canvas);
  color: var(--ui-text-strong);
  outline: none;
}

.auth-input::placeholder {
  color: color-mix(in srgb, var(--ui-text-soft) 70%, transparent);
}

.auth-input:focus-visible {
  border-color: var(--ui-focus);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ui-focus) 18%, transparent);
}

.auth-submit {
  width: 100%;
  padding: 12px 16px;
  border: 0;
  border-radius: 12px;
  background: var(--primary);
  color: #fff;
  font-size: 0.95rem;
  font-weight: var(--font-semibold);
  cursor: pointer;
}

.auth-submit:hover {
  background: var(--primary-dark);
}

.auth-footer {
  margin-top: 18px;
  font-size: var(--text-xs);
  color: var(--ui-text-soft);
  text-align: center;
}

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

  .auth-visual {
    min-height: auto;
  }
}

@media (max-width: 600px) {
  body.auth-shell {
    padding: 16px;
  }

  .auth-visual,
  .auth-card {
    padding: 22px;
    border-radius: 16px;
  }
}