/* =====================================================================
   NOCTIS v2 — login.css
   two-column page: form left (5/12), cinematic right (7/12).
   right column carries a spotlight + cinematic photo + text-reveal.
   ===================================================================== */

.login-grid {
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  grid-template-columns: 5fr 7fr;
  background: var(--bg);
}

/* ─── left · form column ─────────────────────────────────────────── */
.login-grid__left {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  /* push content past the floating nav (which is ~64px tall + 12px
     top inset). Don't put a wordmark up here — nav__brand covers it. */
  padding: clamp(5rem, 9vh, 8rem) clamp(1.5rem, 5vw, 4rem) clamp(2rem, 4vw, 4rem);
  gap: var(--space-5);
}
.login__form {
  margin: auto 0;
  max-width: 26rem;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.login__form > .eyebrow { margin-bottom: var(--space-2); }
.login__form h2 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2rem, 3vw, 2.75rem);
  line-height: 1.04;
  letter-spacing: 0;
  color: var(--fg);
  margin: 0 0 var(--space-3);
}

.login__form form { display: flex; flex-direction: column; }
.login__submit {
  margin-top: var(--space-5);
}

.login__or {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-5);
  font-family: var(--font-sans);
  font-size: var(--type-eyebrow);
  letter-spacing: var(--track-meta);
  text-transform: uppercase;
  color: var(--fg-faint);
}
.login__or::before,
.login__or::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--line);
}

.login__alt {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.login__alt-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.85rem 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--fg-soft);
  text-align: left;
  cursor: pointer;
  transition: color var(--t-base) var(--ease-out),
              border-color var(--t-base) var(--ease-out);
}
.login__alt-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.login__alt-btn .ic { width: 18px; height: 18px; }

.login__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
  font-size: var(--type-eyebrow);
  letter-spacing: var(--track-meta);
  text-transform: uppercase;
  color: var(--fg-muted);
}

/* ─── right · cinematic column ───────────────────────────────────── */
.login-grid__right {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--bg-deep);
  min-height: 360px;
}
.login__bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: -3;
  filter: brightness(0.62) contrast(1.10) saturate(0.85)
          sepia(0.16) hue-rotate(-8deg);
}
.login__gradient {
  position: absolute; inset: 0;
  z-index: -2; pointer-events: none;
  background: linear-gradient(180deg,
    rgb(0 0 0 / 0.55) 0%,
    rgb(0 0 0 / 0.25) 30%,
    rgb(0 0 0 / 0.25) 70%,
    rgb(0 0 0 / 0.78) 100%);
}

.login__poetry {
  position: absolute;
  left: clamp(1.5rem, 4vw, 3.5rem);
  bottom: clamp(2.5rem, 8vw, 5rem);
  max-width: 32rem;
}
.login__poetry > .eyebrow {
  color: rgba(240, 232, 216, 0.6);
}
.login__poetry-title {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(2.25rem, 4.2vw, 3.75rem);
  line-height: 1.06;
  letter-spacing: 0;
  color: #f0e8d8;
  margin: var(--space-3) 0 var(--space-3);
}
.login__poetry-lead {
  font-family: var(--font-sans);
  font-size: var(--type-lead);
  line-height: 1.55;
  color: rgba(240, 232, 216, 0.78);
  margin: 0;
  max-width: 22ch;
}
.login__credit {
  position: absolute;
  right: var(--space-3);
  bottom: var(--space-3);
  font-family: var(--font-sans);
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(240, 232, 216, 0.42);
}

/* ─── mobile · stack ─────────────────────────────────────────────── */
@media (max-width: 880px) {
  .login-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto 280px;
  }
  .login-grid__right { order: 2; }
  .login__poetry { bottom: 1.5rem; }
  .login__poetry-title { font-size: clamp(1.75rem, 7vw, 2.5rem); }
}

/* /login/ is "the member entrance", not a marketing page — so we hide
   the section nav links but keep the brand, the language / theme
   toggles, and the login link itself (marked aria-current). That way
   the page feels like a doorway, not a landing page with full nav. */
body.is-login .nav__links { display: none; }

/* loading state when form is submitting (set by JS) */
.login__form.is-submitting [data-submit] {
  pointer-events: none;
  opacity: 0.5;
}
.login__form.is-submitting [data-submit] .link-arrow__arrow {
  animation: arrowSpin 1.5s linear infinite;
}
@keyframes arrowSpin {
  to { transform: rotate(360deg); }
}