/* Login — dark elegance. Like the cover of a literary novel. */

.login-shell {
  min-height: 100vh;
  background:
    radial-gradient(ellipse at top right, rgba(114, 47, 55, 0.18), transparent 55%),
    radial-gradient(ellipse at bottom left, rgba(212, 165, 165, 0.10), transparent 60%),
    var(--navy);
  display: flex;
  flex-direction: column;
  color: var(--marble);
  position: relative;
  overflow: hidden;
}

.login-shell::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245,243,240,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,243,240,0.018) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  opacity: 0.5;
}

.login-shell__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--sp-6) var(--sp-7);
  position: relative;
  z-index: 1;
}
.login-shell__brand {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  letter-spacing: 0.04em;
  color: var(--marble);
}
.login-shell__by {
  font-size: var(--fs-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-on-dark-dim);
}

.login-main {
  flex: 1;
  display: grid;
  place-items: center;
  padding: var(--sp-5) var(--sp-6) var(--sp-9);
  position: relative;
  z-index: 1;
}

.login-card {
  width: 100%;
  max-width: 460px;
  text-align: center;
}

.login-card__eyebrow {
  font-size: var(--fs-xs);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--text-on-dark-dim);
  margin-bottom: var(--sp-5);
}

.login-card__title {
  font-family: var(--font-display);
  font-size: clamp(44px, 6.4vw, 72px);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.015em;
  color: var(--marble);
  margin-bottom: var(--sp-3);
}

.login-card__sub {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-md);
  color: var(--text-on-dark-dim);
  margin-bottom: var(--sp-8);
}

.login-form { text-align: left; }
.login-form > * + * { margin-top: var(--sp-5); }
.login-form .field__label { color: var(--text-on-dark-dim); }

.login-form .btn--primary {
  background: var(--marble);
  color: var(--navy);
  margin-top: var(--sp-7);
}
.login-form .btn--primary:hover:not(:disabled) {
  background: var(--pure-white);
}

.login-error {
  margin-top: var(--sp-5);
  padding: 12px 16px;
  font-size: var(--fs-sm);
  background: rgba(114, 47, 55, 0.18);
  border-left: 2px solid var(--bordo);
  color: var(--blush);
  display: none;
}
.login-error.is-visible { display: block; }

.login-shell__bottom {
  padding: var(--sp-5) var(--sp-7);
  text-align: center;
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(245, 243, 240, 0.32);
  position: relative;
  z-index: 1;
}

/* The Leash — subtle decorative mark */
.leash-mark {
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 320px;
  height: 320px;
  opacity: 0.06;
  pointer-events: none;
}