/* =====================================================================
   SecureMessageVault - Government Design System
   Built on Bootstrap 5 (RTL) + Font Awesome only, per project palette.
   ===================================================================== */

:root {
  /* Primary greens (from official palette) */
  --gov-green-900: #074D31;
  --gov-green-800: #106440;
  --gov-green-700: #1B8354;
  --gov-green-500: #54C08A;
  --gov-green-400: #79D6A5;
  --gov-green-300: #A8E4C5;
  --gov-green-200: #D3F1E1;
  --gov-green-100: #EAF8F1;

  /* Neutrals */
  --gov-neutral-0: #FFFFFF;
  --gov-neutral-50: #F9FAFB;
  --gov-neutral-100: #F3F5F7;
  --gov-neutral-200: #E9ECEF;
  --gov-neutral-300: #D5D9DD;
  --gov-neutral-500: #8B949E;
  --gov-neutral-600: #6B7280;
  --gov-neutral-700: #4B5563;
  --gov-neutral-900: #1F2937;

  --gov-radius-sm: 8px;
  --gov-radius: 14px;
  --gov-radius-lg: 20px;
  --gov-shadow-sm: 0 1px 3px rgba(7, 77, 49, 0.08);
  --gov-shadow: 0 10px 30px rgba(7, 77, 49, 0.10);
  --gov-shadow-lg: 0 20px 50px rgba(7, 77, 49, 0.16);

  --bs-primary: var(--gov-green-800);
  --bs-primary-rgb: 16, 100, 64;
  --bs-body-color: var(--gov-neutral-900);
  --bs-body-bg: var(--gov-neutral-50);
  --bs-link-color: var(--gov-green-800);
  --bs-link-hover-color: var(--gov-green-900);
  --bs-border-color: var(--gov-neutral-200);
  --bs-font-sans-serif: 'Segoe UI', Tahoma, 'Cairo', system-ui, -apple-system, sans-serif;
}

html, body { height: 100%; }

body {
    background: radial-gradient(1200px 400px at 100% -10%, var(--gov-green-100) 0%, transparent 60%), radial-gradient(900px 300px at -10% 0%, var(--gov-green-100) 0%, transparent 55%), var(--gov-neutral-50);
    min-height: 100%;
    display: flex;
    flex-direction: column;
    font-family: "IBM Plex Sans Arabic", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif !important;
}

main { flex: 1 0 auto; }

/* Header / navbar */
.gov-header {
  background: linear-gradient(135deg, var(--gov-green-900) 0%, var(--gov-green-800) 55%, var(--gov-green-700) 100%);
  box-shadow: var(--gov-shadow);
  position: sticky;
  top: 0;
  z-index: 1030;
}

.gov-header .navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  color: var(--gov-neutral-0) !important;
  letter-spacing: .2px;
}

.gov-header .brand-emblem {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 12px;
  font-size: 1.15rem;
  color: var(--gov-green-100);
}

.gov-header .brand-text small {
  display: block;
  font-weight: 400;
  font-size: 0.72rem;
  color: var(--gov-green-200);
  opacity: .9;
}

.gov-header .nav-link {
  color: rgba(255, 255, 255, 0.88) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  border-radius: var(--gov-radius-sm);
  transition: background-color .15s ease, color .15s ease;
}

.gov-header .nav-link:hover,
.gov-header .nav-link.active {
  background-color: rgba(255, 255, 255, 0.14);
  color: #fff !important;
}

.gov-header .navbar-toggler { border-color: rgba(255, 255, 255, 0.35); }
.gov-header .navbar-toggler-icon { filter: invert(1) grayscale(100%) brightness(200%); }

.gov-topbar {
  background: var(--gov-green-900);
  color: var(--gov-green-100);
  font-size: 0.8rem;
}

.gov-topbar .container-fluid { padding-top: .35rem; padding-bottom: .35rem; }

/* Hero */
.gov-hero {
  background: linear-gradient(160deg, var(--gov-green-900), var(--gov-green-700));
  border-radius: var(--gov-radius-lg);
  color: #fff;
  padding: 3rem 2rem;
  box-shadow: var(--gov-shadow-lg);
  position: relative;
  overflow: hidden;
}

.gov-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(500px 300px at 90% 10%, rgba(255,255,255,.10), transparent 60%);
  pointer-events: none;
}

.gov-hero .badge-official {
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--gov-green-100);
  font-weight: 600;
  padding: .45rem .9rem;
  border-radius: 999px;
}

/* Cards / panels */
.gov-card {
  background: var(--gov-neutral-0);
  border: 1px solid var(--gov-neutral-200);
  border-radius: var(--gov-radius);
  box-shadow: var(--gov-shadow-sm);
}

.gov-card.gov-card-elevated { box-shadow: var(--gov-shadow); }

.gov-card-header {
  border-bottom: 1px solid var(--gov-neutral-200);
  padding: 1.1rem 1.4rem;
  display: flex;
  align-items: center;
  gap: .75rem;
  font-weight: 700;
  color: var(--gov-green-900);
}

.gov-card-header .icon-badge {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--gov-green-100);
  color: var(--gov-green-800);
  font-size: 1.05rem;
}

.gov-card-body { padding: 1.4rem; }

.feature-tile {
  border: 1px solid var(--gov-neutral-200);
  border-radius: var(--gov-radius);
  background: var(--gov-neutral-0);
  padding: 1.5rem;
  height: 100%;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.feature-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--gov-shadow);
  border-color: var(--gov-green-300);
}

.feature-tile .feature-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--gov-green-700), var(--gov-green-500));
  color: #fff;
  font-size: 1.4rem;
  margin-bottom: 1rem;
  box-shadow: var(--gov-shadow-sm);
}

/* Buttons */
.btn-primary {
  --bs-btn-bg: var(--gov-green-800);
  --bs-btn-border-color: var(--gov-green-800);
  --bs-btn-hover-bg: var(--gov-green-900);
  --bs-btn-hover-border-color: var(--gov-green-900);
  --bs-btn-active-bg: var(--gov-green-900);
  --bs-btn-active-border-color: var(--gov-green-900);
  --bs-btn-focus-shadow-rgb: 16, 100, 64;
  font-weight: 600;
  border-radius: var(--gov-radius-sm);
}

.btn-outline-primary {
  --bs-btn-color: var(--gov-green-800);
  --bs-btn-border-color: var(--gov-green-700);
  --bs-btn-hover-bg: var(--gov-green-800);
  --bs-btn-hover-border-color: var(--gov-green-800);
  border-radius: var(--gov-radius-sm);
  font-weight: 600;
}

.btn-lg {
  border-radius: var(--gov-radius-sm);
  padding-top: .75rem;
  padding-bottom: .75rem;
}

.btn:focus, .btn:active:focus, .form-control:focus, .form-select:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.2rem rgba(16, 100, 64, 0.25) !important;
  border-color: var(--gov-green-700) !important;
}

.btn.is-loading {
  pointer-events: none;
  position: relative;
  color: transparent !important;
}

.btn.is-loading .btn-spinner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: inherit;
  visibility: visible;
}

.btn .btn-spinner { visibility: hidden; }

/* Forms */
.form-label { font-weight: 600; color: var(--gov-green-900); margin-bottom: .4rem; }

.form-control, .form-select {
  border-radius: var(--gov-radius-sm);
  border-color: var(--gov-neutral-300);
  padding: .65rem .9rem;
}

.form-text { color: var(--gov-neutral-600); }

.input-group-text {
  background: var(--gov-green-100);
  border-color: var(--gov-neutral-300);
  color: var(--gov-green-800);
}

.form-check-input:checked { background-color: var(--gov-green-800); border-color: var(--gov-green-800); }

/* Alerts */
.alert { border-radius: var(--gov-radius); border: 1px solid transparent; }
.alert-success { background-color: var(--gov-green-100); border-color: var(--gov-green-300); color: var(--gov-green-900); }
.alert-warning { background-color: #FFF7E6; border-color: #F4D9A0; color: #7A5B00; }
.alert-danger { background-color: #FDECEC; border-color: #F3B7B7; color: #7A1F1F; }
.alert-info { background-color: var(--gov-neutral-100); border-color: var(--gov-neutral-300); color: var(--gov-neutral-900); }

.secure-value {
  display: flex;
  align-items: stretch;
  gap: .5rem;
  background: var(--gov-neutral-0);
  border: 1.5px dashed var(--gov-green-500);
  border-radius: var(--gov-radius-sm);
  padding: .75rem 1rem;
  font-family: 'Consolas', 'Courier New', monospace;
  direction: ltr;
  text-align: left;
  word-break: break-all;
}

/* Footer */
.gov-footer { background: var(--gov-green-900); color: var(--gov-green-100); margin-top: 3rem; }
.gov-footer a { color: var(--gov-green-200); }
.gov-footer a:hover { color: #fff; }
.gov-footer .footer-divider { border-color: rgba(255, 255, 255, 0.12); }

/* Full-page professional loader (server-rendered on every page - see _Layout.cshtml) */
#gov-loader-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(249, 250, 251, 0.28);
  backdrop-filter: blur(6px) saturate(120%);
  -webkit-backdrop-filter: blur(6px) saturate(120%);
  transition: opacity .25s ease;
}

/* Hidden state (instead of display:none) keeps the fade-out transition smooth. */
#gov-loader-overlay.gov-loader-hidden {
  opacity: 0;
  pointer-events: none;
}

.gov-loader-box {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(84, 192, 138, 0.35);
  box-shadow: var(--gov-shadow-lg);
  border-radius: var(--gov-radius-lg);
  padding: 2rem 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  animation: gov-loader-in .25s ease;
}

@keyframes gov-loader-in {
  from { opacity: 0; transform: scale(.94); }
  to { opacity: 1; transform: scale(1); }
}

.gov-loader-ring {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 5px solid var(--gov-green-200);
  border-top-color: var(--gov-green-800);
  animation: gov-loader-spin .9s linear infinite;
}

@keyframes gov-loader-spin { to { transform: rotate(360deg); } }

.gov-loader-text { font-weight: 700; color: var(--gov-green-900); letter-spacing: .3px; }
.gov-loader-subtext { font-size: .82rem; color: var(--gov-neutral-600); }

/* Misc */
.badge-soft { background: var(--gov-green-100); color: var(--gov-green-800); font-weight: 600; border: 1px solid var(--gov-green-300); }
.status-strip { height: 4px; background: linear-gradient(90deg, var(--gov-green-900), var(--gov-green-700), var(--gov-green-500)); }
code, .code-inline { direction: ltr; display: inline-block; }
.page-heading { color: var(--gov-green-900); font-weight: 800; }
.page-subheading { color: var(--gov-neutral-600); }

@media (max-width: 767.98px) {
  .gov-hero { padding: 2rem 1.25rem; }
}