/* Sign in and sign up: the form on a near-black field, and the prism beside it. */

.auth-body { overflow: auto; }
.auth { display: grid; grid-template-columns: minmax(360px, 520px) minmax(0, 1fr); min-height: 100dvh; }
.auth__panel { display: flex; flex-direction: column; justify-content: space-between; gap: 32px; padding: 28px clamp(24px, 5vw, 56px); border-right: 1px solid var(--line); background: var(--rail); }
.auth__brand { align-self: flex-start; }
.auth__card { width: 100%; max-width: 380px; margin: 0 auto; }
.auth__card h1 { margin: 0; font-weight: 300; font-size: 36px; letter-spacing: -0.035em; line-height: 1.1; }
.auth__lede { margin: 10px 0 28px; color: var(--muted); }
.auth__submit { width: 100%; height: 44px; margin-top: 4px; font-size: 15px; }
.auth__error { margin: 0 0 14px; padding: 10px 12px; border-radius: 10px; color: var(--danger); background: color-mix(in srgb, var(--danger) 9%, transparent); border: 1px solid color-mix(in srgb, var(--danger) 35%, transparent); font-size: 13.5px; }
.auth__switch { margin: 22px 0 0; text-align: center; color: var(--muted); font-size: 14px; }
.auth__legal { margin: 0; color: var(--faint); font-size: 12px; text-align: center; }
.auth .input { height: 44px; }

.auth__art { position: relative; display: grid; place-items: center; overflow: hidden; background: radial-gradient(1200px 600px at 70% 40%, rgba(134, 229, 242, 0.05), transparent 60%), var(--bg); }
.auth__art::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(237, 241, 244, 0.06) 1px, transparent 1px); background-size: 26px 26px; mask-image: radial-gradient(closest-side, #000, transparent); }
:root[data-theme="light"] .auth__art::before { background-image: radial-gradient(rgba(11, 16, 22, 0.08) 1px, transparent 1px); }

.prism { position: relative; width: min(560px, 80%); aspect-ratio: 16 / 10; }
.prism__beam { position: absolute; left: 0; top: 52%; width: 46%; height: 2px; background: linear-gradient(90deg, transparent, var(--ink)); box-shadow: 0 0 18px rgba(237, 241, 244, 0.45); transform-origin: left; animation: beam 1.1s cubic-bezier(0.2, 0.8, 0.2, 1) both; }
.prism__slab { position: absolute; left: 44%; top: 24%; width: 13%; height: 56%; border-radius: 12px; background: linear-gradient(90deg, rgba(237, 241, 244, 0.1), rgba(237, 241, 244, 0.02) 30%, rgba(237, 241, 244, 0.08) 60%, rgba(237, 241, 244, 0.02)); border: 1px solid rgba(237, 241, 244, 0.18); box-shadow: inset 0 0 30px rgba(134, 229, 242, 0.08), 0 30px 80px -30px rgba(0, 0, 0, 0.8); backdrop-filter: blur(2px); transform: skewY(-4deg); }
:root[data-theme="light"] .prism__slab { background: linear-gradient(90deg, rgba(11, 16, 22, 0.06), rgba(11, 16, 22, 0.01) 30%, rgba(11, 16, 22, 0.05) 60%, rgba(11, 16, 22, 0.01)); border-color: rgba(11, 16, 22, 0.16); box-shadow: 0 30px 70px -30px rgba(11, 16, 22, 0.25); }
.prism__band { position: absolute; left: 56%; top: 52%; width: 46%; height: 2px; transform-origin: left center; border-radius: 2px; animation: band 1.2s 0.45s cubic-bezier(0.2, 0.8, 0.2, 1) both; }
.prism__band--ice { background: linear-gradient(90deg, var(--ice), transparent); --angle: -15deg; }
.prism__band--violet { background: linear-gradient(90deg, var(--violet), transparent); --angle: -5deg; }
.prism__band--orchid { background: linear-gradient(90deg, var(--orchid), transparent); --angle: 5deg; }
.prism__band--amber { background: linear-gradient(90deg, var(--amber), transparent); --angle: 15deg; }
@keyframes beam { from { transform: scaleX(0); } }
@keyframes band { from { transform: rotate(var(--angle)) scaleX(0); opacity: 0; } to { transform: rotate(var(--angle)) scaleX(1); opacity: 1; } }

.auth__quote { position: absolute; left: clamp(28px, 6vw, 72px); bottom: clamp(28px, 7vh, 72px); margin: 0; }
.auth__quote p { margin: 0; font-weight: 300; font-size: clamp(26px, 2.6vw, 38px); line-height: 1.12; letter-spacing: -0.03em; }
.auth__quote .turn { font-family: var(--font-turn); font-style: italic; text-shadow: -1.5px 0 rgba(154, 140, 255, 0.55), 1.5px 0 rgba(238, 127, 214, 0.45); }
.auth__quote footer { margin-top: 14px; font: 500 11px/1 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint); }

@media (max-width: 900px) {
  .auth { grid-template-columns: 1fr; }
  .auth__art { display: none; }
  .auth__panel { border-right: 0; background: var(--bg); }
}

/* The code from the email, after the sign-up form. */
.auth .auth__code { height: 56px; text-align: center; font: 500 26px/1 var(--font-mono); letter-spacing: 0.42em; padding-left: 0.42em; }
.auth__code::placeholder { color: var(--faint); opacity: 0.5; }
.auth__resend { display: flex; justify-content: center; align-items: center; gap: 10px; }
.auth__resend span { color: var(--faint); }
.auth__link { padding: 0; border: 0; background: none; color: var(--ink); font: inherit; text-decoration: underline; text-decoration-color: var(--line); text-underline-offset: 3px; cursor: pointer; }
.auth__link:hover { text-decoration-color: currentColor; }
.auth__link:disabled { color: var(--faint); text-decoration: none; cursor: default; }

/* Continue with Google, above the email form. */
.auth__google { display: grid; gap: 14px; margin: 22px 0 6px; }
.auth__google-btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; width: 100%; height: 46px; text-decoration: none; font-weight: 500; }
.auth__google-btn svg { width: 18px; height: 18px; }
.auth__or { display: flex; align-items: center; gap: 12px; margin: 0; color: var(--faint); font: 500 11px/1 var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; }
.auth__or::before, .auth__or::after { content: ""; flex: 1; height: 1px; background: var(--line); }