/* Operate — login */
.login-wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  padding: 36px 18px calc(40px + env(safe-area-inset-bottom, 0px));
  animation: login-rise .5s cubic-bezier(.2,.8,.2,1) both;
}

@keyframes login-rise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

.login-brand {
  text-align: center;
  margin-bottom: 22px;
}

.login-brand img {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  object-fit: cover;
  margin-bottom: 12px;
  box-shadow: var(--ocean-shadow-sm);
}

.login-brand h1 {
  margin: 0 0 4px;
  font-family: var(--ocean-display);
  font-size: clamp(1.65rem, 5vw, 1.95rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.login-brand .sub {
  color: var(--ocean-muted);
  font-size: var(--ocean-type-meta);
}

.login-card {
  background: var(--ocean-surface-solid);
  border: 1px solid var(--ocean-line);
  border-radius: var(--ocean-radius);
  padding: var(--ocean-pad);
  margin-bottom: 10px;
  box-shadow: var(--ocean-shadow-sm);
}

.login-card label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--ocean-muted);
  margin-bottom: 5px;
}

.login-card input {
  width: 100%;
  padding: 11px 12px;
  border-radius: var(--ocean-radius-sm);
  border: 1px solid var(--ocean-line);
  background: #fff;
  color: var(--ocean-ink);
  margin-bottom: 8px;
  font-size: 16px;
  font-family: var(--ocean-font);
}

.login-card input:focus {
  outline: 2px solid var(--ocean-focus);
  border-color: color-mix(in srgb, var(--ocean-accent) 45%, transparent);
}

.login-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.login-stack .ocean-btn,
.login-card .ocean-btn {
  width: 100%;
}

.login-stack .ocean-btn-ghost {
  background: color-mix(in srgb, #fff 88%, transparent);
}

.login-err,
#msg {
  color: var(--ocean-bad);
  font-size: 13px;
  margin-bottom: 10px;
  text-align: center;
  min-height: 1.2em;
}

#msg:empty {
  display: none;
  margin: 0;
  min-height: 0;
}

.login-hint {
  color: var(--ocean-muted);
  font-size: 12px;
  text-align: center;
  margin-top: 16px;
  line-height: 1.45;
}

.login-tg {
  display: flex;
  justify-content: center;
  margin: 6px 0 12px;
}

.login-back {
  display: block;
  text-align: center;
  margin-top: 16px;
  font-size: 13px;
  font-weight: 600;
}

.lang-row { display: flex; justify-content: flex-end; margin: 0 0 12px; }
.lang-switch { display: inline-flex; border: 1px solid rgba(255,255,255,.16); border-radius: 999px; overflow: hidden; }
.lang-switch-btn {
  appearance: none; border: 0; background: transparent; color: inherit;
  font: inherit; font-size: 12px; font-weight: 750; letter-spacing: .04em;
  padding: 5px 11px; cursor: pointer;
}
.lang-switch-btn.on { background: var(--ocean-accent, var(--btn)); color: var(--ocean-btn-t, #fff); }

@media (prefers-reduced-motion: reduce) {
  .login-wrap { animation: none; }
}