/*
 * SAGOE Government Design System Foundation V1
 * Scope: tokens + reusable UI primitives.
 * This file is intentionally inert until a page adopts sg-* classes.
 * No external fonts; optimized for government service interfaces.
 */

:root{
  --sg-font-sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  --sg-font-mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;

  --sg-primary-50:#f0f8f5;
  --sg-primary-100:#dcefe7;
  --sg-primary-200:#b9dfcf;
  --sg-primary-500:#17805e;
  --sg-primary-600:#0f6f50;
  --sg-primary-700:#0c5b43;
  --sg-primary-800:#0c4938;
  --sg-primary-900:#0a392d;

  --sg-navy-700:#15324c;
  --sg-navy-800:#10283e;
  --sg-navy-900:#0b1f33;
  --sg-blue-600:#0b63ce;

  --sg-gray-25:#fcfdfd;
  --sg-gray-50:#f8fafc;
  --sg-gray-100:#f1f5f9;
  --sg-gray-200:#e2e8f0;
  --sg-gray-300:#cbd5e1;
  --sg-gray-500:#64748b;
  --sg-gray-600:#475569;
  --sg-gray-700:#334155;
  --sg-gray-900:#0f172a;

  --sg-success-50:#ecfdf5;
  --sg-success-700:#166534;
  --sg-warning-50:#fff7ed;
  --sg-warning-700:#9a3412;
  --sg-danger-50:#fef2f2;
  --sg-danger-200:#fecaca;
  --sg-danger-700:#991b1b;
  --sg-info-50:#eff6ff;
  --sg-info-700:#1e40af;

  --sg-bg:#f5f7f8;
  --sg-surface:#ffffff;
  --sg-text:#17212b;
  --sg-muted:#64748b;
  --sg-border:#dde5e8;

  --sg-radius-sm:8px;
  --sg-radius-md:12px;
  --sg-radius-lg:16px;
  --sg-radius-xl:20px;
  --sg-radius-pill:999px;

  --sg-shadow-xs:0 1px 2px rgba(15,23,42,.04);
  --sg-shadow-sm:0 4px 14px rgba(15,23,42,.06);
  --sg-shadow-md:0 12px 28px rgba(15,23,42,.08);

  --sg-space-1:4px;
  --sg-space-2:8px;
  --sg-space-3:12px;
  --sg-space-4:16px;
  --sg-space-5:20px;
  --sg-space-6:24px;
  --sg-space-8:32px;
  --sg-space-10:40px;

  --sg-control-h:44px;
  --sg-focus:0 0 0 3px rgba(11,99,206,.22);
  --sg-content:1180px;
  --sg-content-wide:1320px;
}

.sg-root{
  min-height:100%;
  margin:0;
  background:var(--sg-bg);
  color:var(--sg-text);
  font-family:var(--sg-font-sans);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

.sg-root *,
.sg-root *::before,
.sg-root *::after{box-sizing:border-box}

.sg-root a{color:inherit}
.sg-root img{max-width:100%;height:auto}
.sg-root button,
.sg-root input,
.sg-root select,
.sg-root textarea{font:inherit}

.sg-skip-link{
  position:fixed;
  top:8px;
  left:8px;
  z-index:9999;
  transform:translateY(-160%);
  padding:10px 14px;
  border-radius:var(--sg-radius-md);
  background:var(--sg-navy-900);
  color:#fff;
  font-weight:800;
  text-decoration:none;
}
.sg-skip-link:focus{transform:translateY(0)}

.sg-sr-only{
  position:absolute!important;
  width:1px!important;
  height:1px!important;
  padding:0!important;
  margin:-1px!important;
  overflow:hidden!important;
  clip:rect(0,0,0,0)!important;
  white-space:nowrap!important;
  border:0!important;
}

.sg-container{
  width:min(var(--sg-content),calc(100% - 32px));
  margin-inline:auto;
}
.sg-container-wide{
  width:min(var(--sg-content-wide),calc(100% - 32px));
  margin-inline:auto;
}

.sg-page{padding:24px 0 48px}
.sg-page-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  margin-bottom:20px;
}
.sg-page-title{
  margin:0;
  color:var(--sg-navy-900);
  font-size:clamp(1.55rem,2.4vw,2rem);
  line-height:1.15;
  letter-spacing:-.025em;
  font-weight:800;
}
.sg-page-subtitle{
  max-width:760px;
  margin:7px 0 0;
  color:var(--sg-muted);
  font-size:.9rem;
  line-height:1.6;
}

.sg-card{
  background:var(--sg-surface);
  border:1px solid var(--sg-border);
  border-radius:var(--sg-radius-lg);
  box-shadow:var(--sg-shadow-xs);
}
.sg-card-pad{padding:20px}
.sg-card + .sg-card{margin-top:16px}

.sg-panel-head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  padding:16px 18px;
  border-bottom:1px solid var(--sg-border);
}
.sg-panel-head h2,
.sg-panel-head h3{
  margin:0;
  color:var(--sg-navy-900);
  font-size:1rem;
  font-weight:800;
}
.sg-panel-body{padding:18px}

.sg-grid{display:grid;gap:16px}
.sg-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.sg-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.sg-grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}

.sg-stat-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;
}
.sg-stat{
  min-width:0;
  padding:17px 18px;
  background:var(--sg-surface);
  border:1px solid var(--sg-border);
  border-radius:var(--sg-radius-lg);
}
.sg-stat-label{
  display:block;
  color:var(--sg-muted);
  font-size:.72rem;
  font-weight:800;
}
.sg-stat-value{
  display:block;
  margin-top:7px;
  color:var(--sg-navy-900);
  font-size:1.65rem;
  line-height:1;
  font-weight:850;
  letter-spacing:-.03em;
}
.sg-stat-hint{
  display:block;
  margin-top:8px;
  color:var(--sg-muted);
  font-size:.7rem;
  line-height:1.4;
}

.sg-toolbar{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  padding:12px;
  background:var(--sg-surface);
  border:1px solid var(--sg-border);
  border-radius:var(--sg-radius-lg);
}
.sg-toolbar-grow{flex:1 1 260px;min-width:0}

.sg-btn{
  min-height:var(--sg-control-h);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:var(--sg-radius-md);
  padding:9px 14px;
  font-size:.82rem;
  font-weight:800;
  line-height:1.2;
  text-decoration:none;
  cursor:pointer;
  transition:background-color .15s ease,border-color .15s ease,box-shadow .15s ease,transform .15s ease;
}
.sg-btn:hover{transform:translateY(-1px)}
.sg-btn:active{transform:none}
.sg-btn-primary{background:var(--sg-primary-600);color:#fff}
.sg-btn-primary:hover{background:var(--sg-primary-700)}
.sg-btn-secondary{background:#fff;color:var(--sg-gray-700);border-color:var(--sg-gray-300)}
.sg-btn-secondary:hover{background:var(--sg-gray-50)}
.sg-btn-info{background:var(--sg-blue-600);color:#fff}
.sg-btn-danger{background:var(--sg-danger-50);color:var(--sg-danger-700);border-color:var(--sg-danger-200)}
.sg-btn-block{width:100%}

.sg-field{display:grid;gap:6px}
.sg-label{
  color:var(--sg-gray-700);
  font-size:.78rem;
  font-weight:800;
}
.sg-input,
.sg-select,
.sg-textarea{
  width:100%;
  min-height:var(--sg-control-h);
  border:1px solid var(--sg-gray-300);
  border-radius:var(--sg-radius-md);
  background:#fff;
  color:var(--sg-text);
  padding:9px 12px;
  outline:none;
}
.sg-textarea{min-height:96px;resize:vertical}
.sg-input::placeholder,
.sg-textarea::placeholder{color:#94a3b8}
.sg-help{color:var(--sg-muted);font-size:.72rem;line-height:1.45}
.sg-required{color:var(--sg-danger-700)}

.sg-root :where(a,button,input,select,textarea,summary,[tabindex]):focus-visible{
  outline:none;
  box-shadow:var(--sg-focus);
}

.sg-alert{
  padding:12px 14px;
  border:1px solid var(--sg-border);
  border-radius:var(--sg-radius-md);
  font-size:.82rem;
  line-height:1.55;
}
.sg-alert-success{background:var(--sg-success-50);color:var(--sg-success-700);border-color:#bbf7d0}
.sg-alert-warning{background:var(--sg-warning-50);color:var(--sg-warning-700);border-color:#fed7aa}
.sg-alert-danger{background:var(--sg-danger-50);color:var(--sg-danger-700);border-color:var(--sg-danger-200)}
.sg-alert-info{background:var(--sg-info-50);color:var(--sg-info-700);border-color:#bfdbfe}

.sg-badge{
  display:inline-flex;
  align-items:center;
  gap:5px;
  max-width:100%;
  border-radius:var(--sg-radius-pill);
  padding:5px 9px;
  background:var(--sg-gray-100);
  color:var(--sg-gray-700);
  font-size:.7rem;
  line-height:1.2;
  font-weight:800;
}
.sg-badge-success{background:var(--sg-success-50);color:var(--sg-success-700)}
.sg-badge-warning{background:var(--sg-warning-50);color:var(--sg-warning-700)}
.sg-badge-danger{background:var(--sg-danger-50);color:var(--sg-danger-700)}
.sg-badge-info{background:var(--sg-info-50);color:var(--sg-info-700)}

.sg-table-wrap{
  width:100%;
  overflow:auto;
  background:#fff;
  border:1px solid var(--sg-border);
  border-radius:var(--sg-radius-lg);
}
.sg-table{
  width:100%;
  border-collapse:collapse;
  min-width:720px;
}
.sg-table th,
.sg-table td{
  padding:11px 13px;
  border-bottom:1px solid var(--sg-gray-200);
  text-align:left;
  vertical-align:top;
  font-size:.78rem;
}
.sg-table th{
  position:relative;
  background:var(--sg-gray-50);
  color:var(--sg-gray-600);
  font-size:.68rem;
  letter-spacing:.025em;
  font-weight:850;
}
.sg-table tbody tr:last-child td{border-bottom:0}
.sg-table tbody tr:hover{background:var(--sg-gray-25)}

.sg-empty{
  padding:32px 20px;
  text-align:center;
  color:var(--sg-muted);
  line-height:1.6;
}

.sg-topbar{
  min-height:64px;
  display:flex;
  align-items:center;
  background:#fff;
  border-bottom:1px solid var(--sg-border);
}
.sg-topbar-inner{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.sg-brand{
  display:flex;
  align-items:center;
  gap:10px;
  min-width:0;
  text-decoration:none;
}
.sg-brand-mark{
  width:40px;
  height:40px;
  object-fit:contain;
  flex:0 0 auto;
}
.sg-brand-copy{min-width:0}
.sg-brand-title{
  display:block;
  color:var(--sg-navy-900);
  font-size:.9rem;
  line-height:1.2;
  font-weight:850;
}
.sg-brand-subtitle{
  display:block;
  margin-top:3px;
  color:var(--sg-muted);
  font-size:.66rem;
  line-height:1.2;
}

.sg-shell{
  min-height:100vh;
  display:grid;
  grid-template-columns:248px minmax(0,1fr);
}
.sg-sidebar{
  min-height:100vh;
  background:var(--sg-navy-900);
  color:#dbe7ef;
  border-right:1px solid rgba(255,255,255,.06);
}
.sg-sidebar-inner{
  position:sticky;
  top:0;
  max-height:100vh;
  overflow:auto;
  padding:14px 12px 20px;
}
.sg-nav-section{
  margin:16px 8px 7px;
  color:#93a8b9;
  font-size:.62rem;
  font-weight:850;
  letter-spacing:.07em;
  text-transform:uppercase;
}
.sg-nav-link{
  min-height:42px;
  display:flex;
  align-items:center;
  gap:9px;
  margin:3px 0;
  padding:9px 11px;
  border-radius:10px;
  color:#dbe7ef;
  text-decoration:none;
  font-size:.78rem;
  font-weight:700;
}
.sg-nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.sg-nav-link.is-active{background:var(--sg-primary-600);color:#fff}

.sg-main{min-width:0;background:var(--sg-bg)}
.sg-mobile-only{display:none!important}

@media (max-width:980px){
  .sg-stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sg-grid-3,.sg-grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:760px){
  .sg-container,.sg-container-wide{width:min(100% - 22px,var(--sg-content))}
  .sg-page{padding:16px 0 36px}
  .sg-page-head{display:grid}
  .sg-grid-2,.sg-grid-3,.sg-grid-4,.sg-stat-grid{grid-template-columns:1fr}
  .sg-toolbar{align-items:stretch}
  .sg-toolbar > *{max-width:100%}
  .sg-btn{min-height:46px}
  .sg-shell{display:block}
  .sg-sidebar{display:none}
  .sg-mobile-only{display:initial!important}
  .sg-card-pad,.sg-panel-body{padding:16px}
}

@media (prefers-reduced-motion:reduce){
  .sg-root *,
  .sg-root *::before,
  .sg-root *::after{
    scroll-behavior:auto!important;
    transition-duration:.001ms!important;
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
  }
}

@media print{
  .sg-no-print{display:none!important}
  .sg-root{background:#fff;color:#000}
  .sg-card,.sg-table-wrap{box-shadow:none}
}