.login-main {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.25rem;
  position: relative;
}
.back-link {
  position: absolute;
  top: 1rem;
  left: 1.25rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.55);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.6);
  transition: all 0.15s ease;
}
.back-link:hover { color: var(--indigo-dark); background: rgba(255,255,255,0.9); }
.back-arrow { font-size: 1rem; }

.login-card {
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.7);
  border-radius: 22px;
  box-shadow: 0 24px 60px rgba(35,25,90,0.22);
  padding: 2rem 1.9rem 1.4rem;
  width: 100%;
  max-width: 420px;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  animation: login-rise 0.35s ease-out;
}
@keyframes login-rise {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.login-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  align-self: center;
  margin-bottom: 0.25rem;
}
.login-card h1 {
  font-family: "Fredoka", sans-serif;
  font-weight: 700;
  margin: 0.2rem 0 0;
  font-size: 1.9rem;
  background: linear-gradient(135deg, var(--indigo-dark) 0%, var(--pink) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-align: center;
}
.login-sub { margin: 0.1rem 0 0.5rem; color: var(--muted); font-size: 0.92rem; text-align: center; }

.field { display: flex; flex-direction: column; gap: 0.3rem; margin: 0; position: relative; }
.field-label {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 0.82rem; color: var(--ink-soft); font-weight: 600;
}
.show-toggle {
  background: none;
  border: none;
  color: var(--indigo-dark);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0.1rem 0.35rem;
  border-radius: 6px;
  letter-spacing: 0.04em;
}
.show-toggle:hover { background: rgba(99,102,241,0.08); }

.login-card input[type="email"],
.login-card input[type="password"],
.login-card input[type="text"] {
  padding: 0.78rem 0.95rem;
  border: 2px solid rgba(99,102,241,0.18);
  border-radius: 12px;
  font-size: 1rem;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.login-card input:focus {
  border-color: var(--indigo);
  box-shadow: 0 0 0 4px rgba(99,102,241,0.12);
}

.caps-warn {
  position: absolute;
  right: 0.6rem;
  top: 2.45rem;
  background: #fef3c7;
  color: #92400e;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.18rem 0.5rem;
  border-radius: 999px;
  pointer-events: none;
  box-shadow: 0 2px 6px rgba(217,119,6,0.2);
}

.remember-row {
  display: flex; align-items: center; gap: 0.55rem;
  font-size: 0.88rem; color: var(--ink-soft);
  cursor: pointer;
  user-select: none;
}
.remember-row input[type="checkbox"] {
  width: 17px; height: 17px;
  accent-color: var(--indigo);
  cursor: pointer;
}

.error {
  background: #fee2e2;
  color: #b91c1c;
  padding: 0.6rem 0.85rem;
  border-radius: 12px;
  margin: 0;
  font-size: 0.92rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.error::before { content: "!"; display:inline-grid; place-items:center; width:18px; height:18px; border-radius:50%; background:#b91c1c; color:#fff; font-weight:700; font-size:0.78rem; }

.login-submit {
  width: 100%;
  position: relative;
  min-height: 50px;
}
.btn-label { transition: opacity 0.15s; }
.login-submit.loading .btn-label { opacity: 0; }
.btn-spinner {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}
.btn-spinner::before {
  content: "";
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.login-foot { font-size: 0.83rem; margin-top: 0.35rem; text-align: center; }

@media (max-width: 480px) {
  .back-link { top: 0.6rem; left: 0.75rem; font-size: 0.82rem; padding: 0.32rem 0.6rem; }
  .login-card { padding: 1.5rem 1.25rem 1.2rem; max-width: 100%; }
  .login-card h1 { font-size: 1.6rem; }
}