/* ============================================================
   auth.css — Halaman login/register TERPISAH (#/login,
   #/register) gaya Tokopedia: kartu tengah di atas overlay,
   judul besar + link pindah, input berlabel, tombol full-width,
   divider "atau", footer terms. Token dari DESIGN.md.
   ============================================================ */

/* Tombol akun di nav */
.account-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-8);
  height: 40px;
  padding: 0 var(--spacing-12);
  border: 1px solid var(--border);
  border-radius: var(--radius-buttons);
  background: transparent;
  color: var(--text);
  font-size: 14px;
  transition: background-color 0.3s ease-out, border-color 0.3s ease-out;
}
.account-btn:hover { background: var(--surface-wash); }
.account-btn .icon { width: 16px; height: 16px; }

/* Mobile: tombol akun jadi icon-only (hemat ruang, cegah overflow) */
@media (max-width: 767px) {
  .account-btn {
    width: 40px;
    padding: 0;
    justify-content: center;
  }
  .account-btn__label { display: none; }
}

.account-btn.is-logged-in {
  border-color: transparent;
  background: var(--accent);
  color: var(--accent-text);
}

/* Halaman auth: overlay penuh */
.auth-page {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: var(--bg);
  overflow-y: auto;
}
.auth-page[hidden] { display: none; }

.auth-page__inner {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-24) var(--spacing-16);
  position: relative;
}

.auth__close {
  position: absolute;
  top: var(--spacing-16);
  right: var(--spacing-16);
  width: 36px;
  height: 36px;
  font-size: 14px;
  z-index: 1;
}

/* Kartu tengah */
.auth__card {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-cards);
  padding: var(--spacing-32);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-16);
  animation: auth-rise 0.3s ease-out;
}
@keyframes auth-rise {
  from { transform: translateY(16px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* Header ala Tokopedia: judul besar kiri, link pindah kanan */
.auth__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--spacing-16);
}
.auth__title {
  font-size: var(--text-heading);
  line-height: var(--leading-heading);
  margin: 0;
}
.auth__switch {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  flex-shrink: 0;
}
.auth__switch-link {
  background: none;
  border: none;
  padding: 0;
  color: var(--text);
  font-size: 13px;
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  cursor: pointer;
}
.auth__switch-link:hover { color: var(--text-muted); }

/* Sub-judul kecil di bawah header */
.auth__sub {
  margin: calc(-1 * var(--spacing-8)) 0 0;
  font-size: 14px;
  color: var(--text-muted);
}

/* Form */
.auth__form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-16);
}
/* hidden harus menang atas display:flex */
.auth__form[hidden] { display: none; }
.auth__field {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
}
.auth__label {
  font-size: 14px;
  color: var(--text);
}
.auth__submit {
  margin-top: var(--spacing-8);
  height: 48px;
  font-size: 16px;
}
.auth__error {
  margin: 0;
  font-size: 13px;
  color: var(--text);
  border-left: 3px solid var(--accent);
  padding-left: var(--spacing-12);
}

/* Divider "atau" */
.auth__divider {
  display: flex;
  align-items: center;
  gap: var(--spacing-16);
  color: var(--text-muted);
  font-size: 13px;
  margin-block: var(--spacing-4);
}
.auth__divider::before,
.auth__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Tombol sosial */
.auth__social {
  height: 48px;
  font-size: 14px;
  gap: var(--spacing-12);
}
.auth__social:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Footer terms */
.auth__foot {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-muted);
  text-align: center;
}

/* Mobile: kartu sedikit lebih rapat */
@media (max-width: 479px) {
  .auth__card { padding: var(--spacing-24); }
}

@media (prefers-reduced-motion: reduce) {
  .auth__card { animation: none; }
}