/* ACS Reports — responsive sign-in (mobile, tablet, desktop) */

:root {
  --login-brand: #070044;
  --login-brand-hover: #0a0066;
  --login-text: #1e293b;
  --login-muted: #64748b;
  --login-card-bg: rgba(255, 255, 255, 0.96);
  --login-border: rgba(15, 23, 42, 0.08);
  --login-radius: 1.25rem;
  --login-shadow: 0 20px 50px -12px rgba(7, 0, 68, 0.22);
  --login-input-min-h: 3rem;
  --login-font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

.login-page {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--login-font);
  color: var(--login-text);
  background-color: #e2e8f0;
  background-image: linear-gradient(145deg, #f1f5f9 0%, #e2e8f0 50%, #cbd5e1 100%);
}

@media (min-width: 768px) {
  .login-page {
    background-image:
      linear-gradient(145deg, rgba(241, 245, 249, 0.92) 0%, rgba(226, 232, 240, 0.88) 100%),
      url("../image/cleanroom.jpg");
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
  }
}

.login-shell {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: max(1rem, env(safe-area-inset-top))
    max(1rem, env(safe-area-inset-right))
    max(1rem, env(safe-area-inset-bottom))
    max(1rem, env(safe-area-inset-left));
}

.login-card {
  width: 100%;
  max-width: 26rem;
  background: var(--login-card-bg);
  border: 1px solid var(--login-border);
  border-radius: var(--login-radius);
  box-shadow: var(--login-shadow);
  overflow: hidden;
}

.login-card__header {
  text-align: center;
  padding: 1.5rem 1.25rem 0.5rem;
}

.login-card__logo {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  margin: 0 auto 0.75rem;
}

.login-card__title {
  margin: 0 0 0.25rem;
  font-size: clamp(1.35rem, 4vw, 1.65rem);
  font-weight: 700;
  color: var(--login-brand);
  letter-spacing: -0.02em;
}

.login-card__subtitle {
  margin: 0;
  font-size: 0.875rem;
  color: var(--login-muted);
  line-height: 1.4;
}

.login-alert {
  margin: 0 1.25rem 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 0.625rem;
  font-size: 0.9rem;
  line-height: 1.45;
  border: 1px solid #f87171;
  color: #7f1d1d;
  background: #fecaca;
}

.login-form {
  padding: 0.75rem 1.25rem 1.5rem;
}

.login-field {
  margin-bottom: 1rem;
}

.login-field label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--login-text);
}

.login-field input {
  display: block;
  width: 100%;
  min-height: var(--login-input-min-h);
  padding: 0.65rem 0.9rem;
  font-size: 1rem;
  line-height: 1.4;
  font-family: inherit;
  color: var(--login-text);
  background: #fff;
  border: 1px solid #cbd5e1;
  border-radius: 0.5rem;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.login-field input:focus {
  outline: none;
  border-color: var(--login-brand);
  box-shadow: 0 0 0 3px rgba(7, 0, 68, 0.15);
}

.login-field input::placeholder {
  color: #94a3b8;
}

.login-submit {
  display: block;
  width: 100%;
  min-height: var(--login-input-min-h);
  margin-top: 0.25rem;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  color: #fff;
  background: var(--login-brand);
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.1s ease;
  -webkit-tap-highlight-color: transparent;
}

.login-submit:hover {
  background: var(--login-brand-hover);
}

.login-submit:active {
  transform: scale(0.98);
}

.login-footer {
  text-align: center;
  padding: 0 1.25rem 1.25rem;
  font-size: 0.8rem;
  color: var(--login-muted);
}

/* Tablet: slightly wider card */
@media (min-width: 576px) {
  .login-card {
    max-width: 28rem;
  }

  .login-card__header {
    padding-top: 1.75rem;
  }

  .login-form {
    padding: 1rem 1.75rem 1.75rem;
  }
}

/* Desktop */
@media (min-width: 992px) {
  .login-card {
    max-width: 30rem;
  }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  .login-submit:active {
    transform: none;
  }

  .login-field input,
  .login-submit {
    transition: none;
  }
}