/* ==========================================================================
   Modern login (scoped)
   ========================================================================== */

:root {
  --login-bg: #0b1220;              /* deep navy for contrast */
  --login-surface: #ffffff;
  --login-surface-2: #f6f8fb;
  --login-text: #0f172a;
  --login-muted: #64748b;
  --login-border: rgba(15, 23, 42, 0.12);
  --login-shadow: 0 18px 45px rgba(2, 6, 23, 0.18);
  --login-primary: #166534;         /* deep green */
  --login-primary-2: #22c55e;       /* brighter green */
  --login-focus: #60a5fa;           /* accessible blue focus ring */
}

/* Keep this page consistent regardless of global styles */
html,
body {
  height: 100%;
}

body.login-page {
  margin: 0;
  background: radial-gradient(1200px 600px at 12% 10%, rgba(34, 197, 94, 0.25), transparent 55%),
              radial-gradient(900px 500px at 100% 0%, rgba(96, 165, 250, 0.22), transparent 50%),
              linear-gradient(180deg, var(--login-bg) 0%, #0a1020 60%, #070b14 100%);
  color: var(--login-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  line-height: 1.5;
}

.login-shell {
  height: 100vh;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  overflow: hidden; /* prevent page scroll on desktop; use internal scroll if needed */
}

.login-brand {
  position: relative;
  padding: 0;
  display: block;
  overflow: hidden;
  height: 100%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.86));
}

.login-brand::before {
  content: none;
}

.login-brand-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  color: rgba(255, 255, 255, 0.92);
}

.login-brand-logo {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  background: transparent;
}

.login-panel {
  height: 100%;
  padding: 32px 24px;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.86));
  backdrop-filter: blur(10px);
  overflow: auto; /* if card ever exceeds viewport, scroll inside panel (not the whole page) */
}

.login-card {
  width: min(460px, 100%);
  background: var(--login-surface);
  border: 1px solid var(--login-border);
  border-radius: 18px;
  box-shadow: var(--login-shadow);
  padding: 26px;
}

.login-header {
  margin-bottom: 18px;
}

.login-title {
  margin: 0 0 6px 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.2px;
}

.login-subtitle {
  margin: 0;
  color: var(--login-muted);
  font-size: 13px;
}

.login-program {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--login-surface-2);
  border: 1px solid rgba(2, 6, 23, 0.06);
  text-align: center;
}

.login-program strong {
  display: block;
  font-size: 14px;
}

.login-program span {
  display: block;
  margin-top: 2px;
  color: var(--login-muted);
  font-size: 12px;
}

.login-alert {
  margin-top: 12px;
}

.login-form {
  margin-top: 18px;
}

.login-form .form-group {
  margin-bottom: 14px;
}

.login-label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 600;
  color: rgba(15, 23, 42, 0.92);
}

.login-input {
  position: relative;
}

.login-input .glyphicon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(15, 23, 42, 0.48);
  pointer-events: none;
}

.login-control {
  width: 100%;
  height: 44px;
  padding: 10px 12px 10px 38px;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.16);
  background: #fff;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.login-control::placeholder {
  color: rgba(100, 116, 139, 0.75);
}

.login-control:focus {
  border-color: rgba(96, 165, 250, 0.9);
  box-shadow: 0 0 0 4px rgba(96, 165, 250, 0.22);
}

.login-hint {
  margin-top: 8px;
  color: var(--login-muted);
  font-size: 12px;
}

.login-actions {
  margin-top: 16px;
}

.login-btn {
  height: 44px;
  border-radius: 12px;
  border: 0;
  width: 100%;
  font-weight: 700;
  letter-spacing: 0.2px;
  color: #fff;
  background: linear-gradient(90deg, var(--login-primary-2) 0%, var(--login-primary) 100%);
  box-shadow: 0 10px 22px rgba(22, 101, 52, 0.26);
  transition: transform 120ms ease, filter 120ms ease;
}

.login-btn:hover {
  filter: brightness(0.98);
}

.login-btn:active {
  transform: translateY(1px);
}

.login-btn:focus {
  outline: none;
  box-shadow: 0 0 0 4px rgba(96, 165, 250, 0.25), 0 10px 22px rgba(22, 101, 52, 0.26);
}

.login-footer {
  margin-top: 14px;
  text-align: center;
  color: var(--login-muted);
  font-size: 12px;
}

/* Responsive: stack on smaller screens */
@media (max-width: 980px) {
  .login-shell {
    grid-template-columns: 1fr;
    height: auto;
    overflow: visible;
  }

  .login-brand {
    min-height: 38vh;
  }

  .login-panel {
    padding: 22px 16px 34px;
    background: transparent;
    backdrop-filter: none;
    height: auto;
    overflow: visible;
  }

  .login-card {
    border-radius: 16px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .login-control,
  .login-btn {
    transition: none;
  }
}