/* Halaman masuk/daftar BuatKonten: panel brand di kiri, formulir di kanan (satu kolom di HP). */
body.auth { display: grid; grid-template-columns: minmax(380px, 46%) 1fr; min-height: 100dvh; background: var(--bg); }
.auth-side { position: relative; display: flex; flex-direction: column; justify-content: space-between; padding: 36px 44px;
  color: #fff; overflow: hidden; background:
    radial-gradient(120% 80% at 0% 0%, rgba(26, 140, 255, .95), transparent 60%),
    radial-gradient(90% 70% at 100% 100%, rgba(255, 138, 31, .9), transparent 60%),
    linear-gradient(135deg, #1a5cff, #6b5fd8 55%, #ff8a1f); }
.auth-side::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .18;
  background-image: radial-gradient(rgba(255, 255, 255, .7) 1px, transparent 1px); background-size: 22px 22px;
  mask-image: linear-gradient(180deg, transparent, #000 40%, transparent); }
.auth-brand { position: relative; z-index: 1; display: inline-flex; align-items: center; gap: 10px; color: inherit; text-decoration: none;
  font-weight: 800; font-size: 19px; letter-spacing: -.02em; }
.auth-brand img { width: 36px; height: 36px; padding: 4px; border-radius: 11px; background: #fff; }
.auth-brand.mobile { display: none; color: var(--text); }
.auth-pitch { position: relative; z-index: 1; max-width: 460px; }
.auth-pitch h2 { margin: 0 0 16px; font-size: clamp(34px, 3.6vw, 48px); line-height: 1.06; font-weight: 800; letter-spacing: -.04em; }
.auth-pitch h2 span { background: #fff; color: #ff7a00; padding: 0 10px; border-radius: 10px; box-decoration-break: clone; }
.auth-pitch p { margin: 0 0 26px; font-size: 16px; line-height: 1.6; opacity: .92; }
.auth-pitch ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.auth-pitch li { display: grid; gap: 1px; padding: 12px 14px; border-radius: 14px; background: rgba(255, 255, 255, .13);
  border: 1px solid rgba(255, 255, 255, .22); backdrop-filter: blur(6px); font-size: 14px; opacity: .96; }
.auth-pitch li b { font-size: 14.5px; }
.auth-foot { position: relative; z-index: 1; margin: 0; font-size: 12.5px; opacity: .85; }
.auth-foot a { color: inherit; }
.auth-main { display: grid; place-items: center; padding: 32px 20px; }
.auth-card { width: 100%; max-width: 410px; display: flex; flex-direction: column; gap: 16px; }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; padding: 4px; border-radius: 12px; background: var(--side); border: 1px solid var(--line); }
.auth-tabs a { padding: 9px; border-radius: 9px; text-align: center; font-size: 14px; font-weight: 650; color: var(--text-2); text-decoration: none; }
.auth-tabs a.on { background: var(--surface); color: var(--text); box-shadow: var(--shadow); }
.auth-head h1 { margin: 6px 0 4px; font-size: 27px; font-weight: 800; letter-spacing: -.035em; }
.auth-head p { margin: 0; color: var(--text-2); font-size: 15px; }
.auth-card form { display: flex; flex-direction: column; gap: 14px; }
.btn-google { display: flex; align-items: center; justify-content: center; gap: 10px; height: 46px; border-radius: 12px;
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--text); font-weight: 650; font-size: 14.5px; text-decoration: none; }
.btn-google:hover { background: var(--hover); }
.btn-google svg { width: 20px; height: 20px; }
.auth-or { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 12.5px; }
.auth-or::before, .auth-or::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.btn-grad.big { height: 48px; font-size: 15px; border-radius: 12px; margin-top: 4px; }
.auth-note { margin: 2px 0 0; text-align: center; font-size: 13px; color: var(--muted); }
.auth-note a { color: var(--accent); font-weight: 600; }
@media (max-width: 860px) {
  body.auth { grid-template-columns: 1fr; }
  .auth-side { display: none; }
  .auth-brand.mobile { display: inline-flex; align-self: center; margin-bottom: 4px; }
  .auth-brand.mobile img { background: none; padding: 0; }
}