/* ============================================================
   UPDF eLTE Site Survey — Main Stylesheet
   Aesthetic: Military Tactical / Dark Operations Interface
   Fonts: Rajdhani (headings) + Source Sans 3 (body) + Share Tech Mono (data)
   ============================================================ */

:root {
  --bg-void:     #080c0e;
  --bg-deep:     #0d1417;
  --bg-panel:    #121a1e;
  --bg-card:     #162028;
  --bg-input:    #0f191f;
  --bg-hover:    #1c2c36;

  --border-dim:  #1e3040;
  --border-mid:  #2a4558;
  --border-hi:   #3d6880;

  --accent:      #00c8a0;       /* primary teal-green */
  --accent-dim:  #007a62;
  --accent-glow: rgba(0,200,160,.25);
  --amber:       #f5a623;
  --amber-dim:   rgba(245,166,35,.2);
  --red:         #e83b3b;
  --red-dim:     rgba(232,59,59,.2);
  --green:       #34d97b;
  --green-dim:   rgba(52,217,123,.15);
  --blue:        #3da9e8;

  --text-hi:     #e8f0f4;
  --text-mid:    #8faabb;
  --text-lo:     #4a6577;

  --font-head:   'Rajdhani', sans-serif;
  --font-body:   'Source Sans 3', sans-serif;
  --font-mono:   'Share Tech Mono', monospace;

  --radius:      4px;
  --radius-lg:   8px;
  --transition:  .18s ease;

  --nav-w:       220px;
  --top-h:       58px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 15px; }

body {
  background: var(--bg-void);
  color: var(--text-hi);
  font-family: var(--font-body);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Scan line overlay ─────────────────────────────────────── */
.scan-line {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent, transparent 2px,
    rgba(0,200,160,.015) 2px, rgba(0,200,160,.015) 4px
  );
}

/* ── Topbar ─────────────────────────────────────────────────── */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; height: var(--top-h);
  background: var(--bg-deep);
  border-bottom: 1px solid var(--border-mid);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1.2rem;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(0,0,0,.5);
}

.topbar-left, .topbar-right { display: flex; align-items: center; gap: .8rem; }
.topbar-center { display: flex; align-items: center; gap: 1.4rem; flex: 1; justify-content: center; }

.topbar-logo { display: flex; align-items: center; gap: .7rem; }
.logo-icon { font-size: 1.6rem; color: var(--accent); line-height: 1; }
.logo-title { font-family: var(--font-head); font-weight: 700; font-size: 1.1rem; letter-spacing: .08em; color: var(--text-hi); line-height: 1.1; }
.logo-sub { font-family: var(--font-mono); font-size: .6rem; color: var(--text-lo); letter-spacing: .12em; }

.contract-badge {
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em;
  color: var(--accent); background: rgba(0,200,160,.08);
  border: 1px solid var(--accent-dim); border-radius: var(--radius);
  padding: .25rem .7rem;
}

.status-indicators { display: flex; align-items: center; gap: .5rem; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.status-dot.green { background: var(--green); box-shadow: 0 0 6px var(--green); }
.status-dot.orange { background: var(--amber); }
.status-dot.pulse { animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse { 0%,100%{opacity:1; box-shadow:0 0 4px var(--amber);} 50%{opacity:.4; box-shadow:none;} }
.status-label { font-family: var(--font-mono); font-size: .65rem; color: var(--text-mid); letter-spacing: .08em; margin-right: .4rem; }

.user-info { text-align: right; }
.user-rank { font-family: var(--font-mono); font-size: .6rem; color: var(--text-lo); letter-spacing: .1em; }
.user-name { font-family: var(--font-head); font-weight: 600; font-size: .95rem; color: var(--text-hi); }
.user-role { font-family: var(--font-mono); font-size: .58rem; letter-spacing: .12em; padding: .1rem .4rem; border-radius: 2px; display: inline-block; }
.role-admin   { background: var(--red-dim);   color: var(--red); }
.role-surveyor{ background: var(--amber-dim); color: var(--amber); }
.role-viewer  { background: var(--green-dim); color: var(--green); }

.btn-logout {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--bg-card); border: 1px solid var(--border-mid);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-mid); text-decoration: none; font-size: 1rem;
  transition: var(--transition);
}
.btn-logout:hover { background: var(--red-dim); border-color: var(--red); color: var(--red); }

/* ── Side Nav ───────────────────────────────────────────────── */
.sidenav {
  position: fixed; top: var(--top-h); left: 0; width: var(--nav-w);
  height: calc(100vh - var(--top-h)); background: var(--bg-deep);
  border-right: 1px solid var(--border-dim);
  display: flex; flex-direction: column; padding: 1rem 0;
  z-index: 900;
}

.nav-item {
  display: flex; align-items: center; gap: .75rem;
  padding: .7rem 1.4rem; text-decoration: none;
  color: var(--text-mid); font-family: var(--font-head);
  font-weight: 500; font-size: .95rem; letter-spacing: .04em;
  border-left: 3px solid transparent;
  transition: var(--transition);
}
.nav-item:hover  { background: var(--bg-hover); color: var(--text-hi); border-left-color: var(--border-hi); }
.nav-item.active { background: rgba(0,200,160,.07); color: var(--accent); border-left-color: var(--accent); }
.nav-icon { font-size: 1rem; width: 20px; text-align: center; }
.nav-spacer { flex: 1; }
.nav-classified {
  padding: 1rem 1.4rem; font-family: var(--font-mono);
  font-size: .6rem; color: var(--text-lo); letter-spacing: .14em;
  border-top: 1px solid var(--border-dim); line-height: 1.8;
}

/* ── Main content ───────────────────────────────────────────── */
.main-content {
  margin-left: var(--nav-w);
  margin-top: var(--top-h);
  min-height: calc(100vh - var(--top-h));
  display: flex; flex-direction: column;
}

.page-header-bar {
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border-dim);
  padding: .9rem 2rem;
  display: flex; align-items: baseline; justify-content: space-between;
}
.page-title {
  font-family: var(--font-head); font-weight: 700;
  font-size: 1.5rem; letter-spacing: .06em; color: var(--text-hi);
}
.page-breadcrumb { font-family: var(--font-mono); font-size: .65rem; color: var(--text-lo); letter-spacing: .1em; }

.content-area { flex: 1; padding: 1.8rem 2rem; }

.app-footer {
  margin-left: var(--nav-w); background: var(--bg-deep);
  border-top: 1px solid var(--border-dim);
  padding: .6rem 2rem; display: flex; gap: 2rem;
  font-family: var(--font-mono); font-size: .6rem;
  color: var(--text-lo); letter-spacing: .08em;
}

/* ── Cards & Panels ─────────────────────────────────────────── */
.card {
  background: var(--bg-card); border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg); padding: 1.4rem;
  position: relative; overflow: hidden;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent-dim), var(--accent), var(--accent-dim));
  opacity: .6;
}
.card-title {
  font-family: var(--font-head); font-weight: 600; font-size: 1.05rem;
  letter-spacing: .06em; color: var(--accent); margin-bottom: .8rem;
  display: flex; align-items: center; gap: .5rem;
}

/* ── KPI Tiles ──────────────────────────────────────────────── */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px,1fr)); gap: 1rem; margin-bottom: 1.8rem; }
.kpi-tile {
  background: var(--bg-card); border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg); padding: 1.1rem 1.2rem;
  position: relative; overflow: hidden; transition: var(--transition);
}
.kpi-tile:hover { border-color: var(--border-hi); transform: translateY(-1px); }
.kpi-tile-label { font-family: var(--font-mono); font-size: .6rem; color: var(--text-lo); letter-spacing: .12em; margin-bottom: .3rem; }
.kpi-tile-value { font-family: var(--font-head); font-weight: 700; font-size: 2.4rem; line-height: 1; color: var(--text-hi); }
.kpi-tile-sub   { font-size: .75rem; color: var(--text-mid); margin-top: .25rem; }
.kpi-tile.accent .kpi-tile-value { color: var(--accent); }
.kpi-tile.amber  .kpi-tile-value { color: var(--amber); }
.kpi-tile.red    .kpi-tile-value { color: var(--red); }
.kpi-tile.green  .kpi-tile-value { color: var(--green); }
.kpi-corner { position: absolute; bottom: .6rem; right: .8rem; font-size: 1.6rem; opacity: .08; }

/* ── Progress Bar ───────────────────────────────────────────── */
.progress-wrap { margin-bottom: 1.5rem; }
.progress-label { font-family: var(--font-mono); font-size: .65rem; color: var(--text-mid); letter-spacing: .08em; margin-bottom: .4rem; display: flex; justify-content: space-between; }
.progress-bar { height: 6px; background: var(--border-dim); border-radius: 3px; overflow: hidden; }
.progress-fill { height: 100%; border-radius: 3px; background: linear-gradient(90deg, var(--accent-dim), var(--accent)); transition: width .5s ease; }

/* ── Tables ─────────────────────────────────────────────────── */
.data-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.data-table th {
  font-family: var(--font-head); font-weight: 600; font-size: .78rem;
  letter-spacing: .1em; color: var(--text-lo); text-transform: uppercase;
  padding: .6rem 1rem; border-bottom: 1px solid var(--border-mid);
  text-align: left; background: var(--bg-panel);
}
.data-table td { padding: .7rem 1rem; border-bottom: 1px solid var(--border-dim); color: var(--text-mid); }
.data-table tr:hover td { background: var(--bg-hover); color: var(--text-hi); }
.data-table .mono { font-family: var(--font-mono); font-size: .8rem; }

/* ── Badges ─────────────────────────────────────────────────── */
.badge { display: inline-block; padding: .2rem .55rem; border-radius: 3px; font-family: var(--font-mono); font-size: .65rem; letter-spacing: .08em; font-weight: 600; }
.badge-green    { background: var(--green-dim); color: var(--green); border: 1px solid rgba(52,217,123,.3); }
.badge-amber    { background: var(--amber-dim); color: var(--amber); border: 1px solid rgba(245,166,35,.3); }
.badge-red      { background: var(--red-dim);   color: var(--red);   border: 1px solid rgba(232,59,59,.3); }
.badge-blue     { background: rgba(61,169,232,.15); color: var(--blue); border: 1px solid rgba(61,169,232,.3); }
.badge-gray     { background: var(--border-dim); color: var(--text-mid); border: 1px solid var(--border-mid); }

/* ── Forms ──────────────────────────────────────────────────── */
.form-section {
  background: var(--bg-card); border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg); margin-bottom: 1.5rem; overflow: hidden;
}
.form-section-header {
  background: var(--bg-panel); padding: .9rem 1.4rem;
  border-bottom: 1px solid var(--border-dim);
  display: flex; align-items: center; gap: .8rem; cursor: pointer;
  transition: var(--transition);
}
.form-section-header:hover { background: var(--bg-hover); }
.section-badge {
  width: 36px; height: 36px; border-radius: var(--radius);
  background: var(--accent-dim); color: var(--accent);
  font-family: var(--font-head); font-weight: 700; font-size: 1rem;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.section-badge.complete { background: var(--green-dim); color: var(--green); }
.section-title-wrap .s-title { font-family: var(--font-head); font-weight: 600; font-size: 1.05rem; color: var(--text-hi); }
.section-title-wrap .s-sub   { font-size: .78rem; color: var(--text-lo); font-style: italic; }
.section-toggle { margin-left: auto; color: var(--text-lo); font-size: .9rem; transition: transform var(--transition); }
.form-section.open .section-toggle { transform: rotate(180deg); }
.form-section-body { padding: 1.4rem; display: none; }
.form-section.open .form-section-body { display: block; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-grid.single { grid-template-columns: 1fr; }
.form-grid.thirds  { grid-template-columns: 1fr 1fr 1fr; }
@media(max-width: 800px){ .form-grid,.form-grid.thirds{ grid-template-columns:1fr; } }

.form-group { display: flex; flex-direction: column; gap: .35rem; }
.form-group.full { grid-column: 1 / -1; }

.form-label {
  font-family: var(--font-head); font-weight: 600; font-size: .88rem;
  letter-spacing: .04em; color: var(--text-hi);
}
.form-label .req { color: var(--red); margin-left: 2px; }
.form-hint { font-size: .75rem; color: var(--text-lo); font-style: italic; line-height: 1.4; }

input[type=text], input[type=date], input[type=number], input[type=email],
input[type=password], select, textarea {
  background: var(--bg-input); border: 1px solid var(--border-mid);
  border-radius: var(--radius); color: var(--text-hi);
  font-family: var(--font-body); font-size: .9rem;
  padding: .55rem .8rem; width: 100%; transition: var(--transition);
  outline: none; -webkit-appearance: none;
}
input[type=text]:focus, input[type=date]:focus, input[type=number]:focus,
input[type=email]:focus, input[type=password]:focus, select:focus, textarea:focus {
  border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-glow);
}
textarea { resize: vertical; min-height: 80px; }
select option { background: var(--bg-deep); }

/* Radio / Checkbox options */
.options-list { display: flex; flex-direction: column; gap: .4rem; }
.option-item {
  display: flex; align-items: flex-start; gap: .7rem;
  padding: .55rem .8rem; border: 1px solid var(--border-dim);
  border-radius: var(--radius); cursor: pointer; transition: var(--transition);
}
.option-item:hover { border-color: var(--border-hi); background: var(--bg-hover); }
.option-item input[type=radio], .option-item input[type=checkbox] {
  width: 16px; height: 16px; min-width: 16px; margin-top: 2px;
  accent-color: var(--accent); cursor: pointer;
  border: none; background: transparent; box-shadow: none; padding: 0;
}
.option-item input[type=radio]:focus, .option-item input[type=checkbox]:focus { box-shadow: none; border: none; }
.option-text { font-size: .88rem; color: var(--text-mid); line-height: 1.4; }
.option-item:has(input:checked) {
  border-color: var(--accent-dim); background: rgba(0,200,160,.06);
}
.option-item:has(input:checked) .option-text { color: var(--text-hi); }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  font-family: var(--font-head); font-weight: 600; font-size: .95rem;
  letter-spacing: .06em; padding: .6rem 1.4rem; border-radius: var(--radius);
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; gap: .5rem;
  transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: var(--accent); color: var(--bg-void);
  border-color: var(--accent);
}
.btn-primary:hover { background: #00f0c0; border-color: #00f0c0; }
.btn-outline {
  background: transparent; color: var(--accent);
  border-color: var(--accent-dim);
}
.btn-outline:hover { background: rgba(0,200,160,.1); border-color: var(--accent); }
.btn-danger { background: var(--red-dim); color: var(--red); border-color: rgba(232,59,59,.4); }
.btn-danger:hover { background: var(--red); color: #fff; }
.btn-amber { background: var(--amber-dim); color: var(--amber); border-color: rgba(245,166,35,.4); }
.btn-sm { padding: .35rem .9rem; font-size: .82rem; }

/* ── Survey form wizard nav ────────────────────────────────── */
.wizard-nav {
  display: flex; gap: .5rem; flex-wrap: wrap;
  margin-bottom: 1.5rem; padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-dim);
}
.wz-step {
  display: flex; align-items: center; gap: .4rem;
  font-family: var(--font-mono); font-size: .7rem; letter-spacing: .08em;
  padding: .3rem .7rem; border-radius: var(--radius);
  border: 1px solid var(--border-dim); color: var(--text-lo); cursor: pointer;
  transition: var(--transition);
}
.wz-step.done   { border-color: var(--green);   color: var(--green);  background: var(--green-dim); }
.wz-step.active { border-color: var(--accent);  color: var(--accent); background: rgba(0,200,160,.08); }

/* ── Flash messages ─────────────────────────────────────────── */
.flash {
  padding: .85rem 1.2rem; border-radius: var(--radius);
  margin-bottom: 1.2rem; font-size: .9rem;
  border-left: 3px solid;
}
.flash-success { background: var(--green-dim); border-color: var(--green); color: var(--green); }
.flash-error   { background: var(--red-dim);   border-color: var(--red);   color: var(--red); }
.flash-info    { background: rgba(61,169,232,.12); border-color: var(--blue); color: var(--blue); }

/* ── Login page ─────────────────────────────────────────────── */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--bg-void); position: relative;
}
.login-bg {
  position: absolute; inset: 0; overflow: hidden;
  background: radial-gradient(ellipse at 30% 50%, rgba(0,200,160,.06) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(61,169,232,.05) 0%, transparent 50%);
}
.login-grid {
  position: absolute; inset: 0; opacity: .04;
  background-image: linear-gradient(var(--border-mid) 1px, transparent 1px),
                    linear-gradient(90deg, var(--border-mid) 1px, transparent 1px);
  background-size: 40px 40px;
}
.login-card {
  position: relative; width: 100%; max-width: 420px;
  background: var(--bg-panel); border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg); padding: 2.5rem;
  box-shadow: 0 24px 80px rgba(0,0,0,.6);
}
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo .hex { font-size: 3rem; color: var(--accent); display: block; }
.login-logo h1 { font-family: var(--font-head); font-weight: 700; font-size: 1.6rem; letter-spacing: .1em; }
.login-logo .sub { font-family: var(--font-mono); font-size: .65rem; color: var(--text-lo); letter-spacing: .14em; }
.login-classified {
  text-align: center; margin-bottom: 1.5rem;
  background: rgba(232,59,59,.08); border: 1px solid rgba(232,59,59,.3);
  border-radius: var(--radius); padding: .4rem;
  font-family: var(--font-mono); font-size: .65rem; color: var(--red); letter-spacing: .12em;
}
.login-form { display: flex; flex-direction: column; gap: 1rem; }
.login-input-wrap { position: relative; }
.login-input-wrap label { font-family: var(--font-head); font-size: .85rem; letter-spacing: .04em; color: var(--text-mid); display: block; margin-bottom: .3rem; }

/* ── Site map dashboard ─────────────────────────────────────── */
.dashboard-grid { display: grid; grid-template-columns: 1fr 360px; gap: 1.5rem; }
@media(max-width:1100px){ .dashboard-grid{ grid-template-columns:1fr; } }

.sites-map {
  background: var(--bg-card); border: 1px solid var(--border-dim);
  border-radius: var(--radius-lg); padding: 1.2rem;
  min-height: 380px; position: relative; overflow: hidden;
}
.sites-map-title { font-family: var(--font-head); font-size: 1rem; font-weight: 600; color: var(--accent); margin-bottom: 1rem; letter-spacing: .06em; }

/* ── Responsive ─────────────────────────────────────────────── */
@media(max-width:768px){
  .sidenav { transform: translateX(-100%); }
  .main-content, .app-footer { margin-left: 0; }
  .topbar-center { display: none; }
}

/* ── Utility ────────────────────────────────────────────────── */
.text-accent { color: var(--accent); }
.text-amber  { color: var(--amber); }
.text-red    { color: var(--red); }
.text-green  { color: var(--green); }
.text-mid    { color: var(--text-mid); }
.text-mono   { font-family: var(--font-mono); }
.text-head   { font-family: var(--font-head); }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-1 { gap: .5rem; }
.gap-2 { gap: 1rem; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
@media(max-width:700px){ .grid-2{ grid-template-columns:1fr; } }

/* ── Searchable dropdowns (district / unit) ─────────────────── */
.district-opt:hover, .unit-opt:hover {
  background: var(--bg-hover);
  color: var(--text-hi);
}
#districtDropdown::-webkit-scrollbar,
#unitDropdown::-webkit-scrollbar { width: 5px; }
#districtDropdown::-webkit-scrollbar-track,
#unitDropdown::-webkit-scrollbar-track { background: var(--bg-deep); }
#districtDropdown::-webkit-scrollbar-thumb,
#unitDropdown::-webkit-scrollbar-thumb { background: var(--border-mid); border-radius: 3px; }

/* ── OSM map ─────────────────────────────────────────────────── */
#osm-map .leaflet-control-attribution {
  background: rgba(8,12,14,.75) !important;
  color: var(--text-lo) !important;
  font-size: .6rem !important;
}
#osm-map .leaflet-control-attribution a { color: var(--accent) !important; }
#osm-map .leaflet-bar a {
  background: var(--bg-panel) !important;
  color: var(--text-hi) !important;
  border-color: var(--border-mid) !important;
}
#osm-map .leaflet-bar a:hover {
  background: var(--bg-hover) !important;
  color: var(--accent) !important;
}

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