/* ============================================================
   style.css  –  Land Use Map Viewer
   Shaping Spaces Consultants
   ============================================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  --topbar-height: 56px;
  --left-pane-width: 280px;
  --left-pane-collapsed: 48px;
  --right-pane-width: 260px;
  --color-navy: #1A2B4A;
  --color-navy-dark: #111E35;
  --color-accent: #3A8FD5;
  --color-accent-hover: #2C75B5;
  --color-bg: #F4F6F9;
  --color-white: #ffffff;
  --color-text: #2C3E50;
  --color-text-muted: #7F8C9A;
  --color-border: #D8DEE8;
  --color-elu: #3A8FD5;
  --color-plu: #E84393;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.12);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.18);
  --radius: 8px;
  --transition: 0.3s ease;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: 'Inter', 'Poppins', sans-serif;
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-bg);
  overflow: hidden;
}

button { cursor: pointer; font-family: inherit; }
a { text-decoration: none; color: inherit; }

/* ============================================================
   GATE / LEAD CAPTURE SCREEN
   ============================================================ */
#gate-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0D1B2A 0%, #1A2B4A 50%, #0D1B2A 100%);
  overflow: auto;
}

.gate-bg-animation {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(58,143,213,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(232,67,147,0.10) 0%, transparent 50%);
  animation: pulse-bg 8s ease-in-out infinite alternate;
}

@keyframes pulse-bg {
  from { opacity: 0.6; }
  to   { opacity: 1.0; }
}

.gate-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(58,143,213,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(58,143,213,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}

.gate-card {
  position: relative;
  z-index: 1;
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 16px;
  padding: 40px 48px;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  margin: 24px;
}

.gate-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.gate-logo img {
  height: 44px;
  border-radius: 6px;
}

.gate-logo-text h1 {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}

.gate-logo-text p {
  font-size: 11px;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.5px;
}

.gate-tagline {
  color: rgba(255,255,255,0.75);
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.gate-tagline strong {
  color: var(--color-accent);
}

.gate-form-group {
  margin-bottom: 16px;
}

.gate-form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: rgba(255,255,255,0.65);
  margin-bottom: 6px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

.gate-form-group input,
.gate-form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 11px 14px;
  font-size: 14px;
  color: #fff;
  font-family: inherit;
  transition: border-color var(--transition), background var(--transition);
  outline: none;
}

.gate-form-group input::placeholder,
.gate-form-group textarea::placeholder { color: rgba(255,255,255,0.3); }

.gate-form-group input:focus,
.gate-form-group textarea:focus {
  border-color: var(--color-accent);
  background: rgba(58,143,213,0.12);
}

.gate-form-group input.error,
.gate-form-group textarea.error {
  border-color: #E84393;
}

.gate-form-group .error-msg {
  font-size: 11px;
  color: #E84393;
  margin-top: 4px;
  display: none;
}

.gate-form-group.has-error .error-msg { display: block; }

.gate-form-group textarea { resize: vertical; min-height: 80px; }

.gate-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.gate-submit-btn {
  width: 100%;
  margin-top: 8px;
  padding: 13px;
  background: linear-gradient(135deg, var(--color-accent), #2C75B5);
  border: none;
  border-radius: var(--radius);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
  transition: opacity var(--transition), transform var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.gate-submit-btn:hover { opacity: 0.9; transform: translateY(-1px); }
.gate-submit-btn:active { transform: translateY(0); }
.gate-submit-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.gate-submit-btn .spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: none;
}

.gate-submit-btn.loading .spinner { display: block; }
.gate-submit-btn.loading .btn-text { display: none; }

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

.gate-privacy {
  text-align: center;
  font-size: 11px;
  color: rgba(255,255,255,0.35);
  margin-top: 16px;
}

/* ============================================================
   APP SHELL
   ============================================================ */
#app-shell {
  display: none;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
}

#app-shell.visible { display: flex; }

/* ============================================================
   TOP BAR
   ============================================================ */
#topbar {
  height: var(--topbar-height);
  background: var(--color-navy);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 8px;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  z-index: 100;
  transition: height var(--transition), opacity var(--transition);
  overflow: hidden;
}

#topbar.collapsed {
  height: 0;
  opacity: 0;
  pointer-events: none;
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  margin-right: 4px;
}

.topbar-brand img {
  height: 34px;
  border-radius: 5px;
  object-fit: contain;
}

.topbar-brand-name {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  line-height: 1.2;
}

.topbar-brand-sub {
  font-size: 9px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.5px;
}

.topbar-divider {
  width: 1px;
  height: 28px;
  background: rgba(255,255,255,0.15);
  flex-shrink: 0;
  margin: 0 4px;
}

.topbar-spacer { flex: 1; }

/* Toggle group style */
.tb-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.07);
  color: rgba(255,255,255,0.9);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  transition: background var(--transition), border-color var(--transition);
  min-width: 44px;
  min-height: 36px;
  justify-content: center;
}

.tb-btn:hover { background: rgba(255,255,255,0.15); }
.tb-btn.active { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }
.tb-btn.active-plu { background: var(--color-plu); border-color: var(--color-plu); }
.tb-btn.active-compare { background: #F59E0B; border-color: #F59E0B; color: #1A2B4A; }
.tb-btn:disabled { opacity: 0.45; cursor: not-allowed; }

.tb-icon { font-size: 15px; }

/* Basemap group */
.basemap-group {
  display: flex;
  gap: 3px;
  background: rgba(0,0,0,0.2);
  border-radius: 7px;
  padding: 3px;
}

.bm-btn {
  padding: 5px 10px;
  border-radius: 5px;
  border: none;
  background: transparent;
  color: rgba(255,255,255,0.65);
  font-size: 11px;
  font-weight: 600;
  transition: background var(--transition), color var(--transition);
  min-height: 30px;
}

.bm-btn:hover { background: rgba(255,255,255,0.12); color: #fff; }
.bm-btn.active { background: var(--color-accent); color: #fff; }

/* Topbar collapse toggle (sits outside topbar) */
#topbar-toggle {
  position: absolute;
  top: 0;
  right: 50%;
  transform: translateX(50%);
  z-index: 101;
  width: 40px;
  height: 18px;
  background: var(--color-navy);
  border: none;
  border-radius: 0 0 8px 8px;
  color: rgba(255,255,255,0.7);
  font-size: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: top var(--transition);
}

#topbar-toggle.bar-collapsed { top: 0; }

/* ============================================================
   MAIN BODY (below topbar)
   ============================================================ */
#main-body {
  display: flex;
  flex: 1;
  overflow: hidden;
  position: relative;
}

/* ============================================================
   LEFT PANE
   ============================================================ */
#left-pane {
  width: var(--left-pane-width);
  background: var(--color-white);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: width var(--transition);
  overflow: hidden;
  z-index: 10;
  position: relative;
}

#left-pane.collapsed { width: var(--left-pane-collapsed); }

.pane-header {
  padding: 14px 14px 10px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.pane-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
}

.pane-toggle-btn {
  width: 28px; height: 28px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: transparent;
  color: var(--color-text-muted);
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition);
}

.pane-toggle-btn:hover { background: var(--color-bg); }

#left-pane.collapsed .pane-title { display: none; }

.city-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.city-list::-webkit-scrollbar { width: 4px; }
.city-list::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 2px; }

.city-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  cursor: pointer;
  transition: background var(--transition);
  border-left: 3px solid transparent;
  min-height: 54px;
}

.city-item:hover { background: rgba(58,143,213,0.06); }
.city-item.active {
  background: rgba(58,143,213,0.10);
  border-left-color: var(--color-accent);
}

.city-dot {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-navy));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.city-info { overflow: hidden; }
.city-name { font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.city-state { font-size: 11px; color: var(--color-text-muted); }

#left-pane.collapsed .city-info { display: none; }
#left-pane.collapsed .city-item { padding: 10px; justify-content: center; }

/* ============================================================
   MAP CANVAS
   ============================================================ */
#map-container {
  flex: 1;
  position: relative;
  overflow: hidden;
}

#map { width: 100%; height: 100%; }

/* MapLibre overrides */
.maplibregl-ctrl-group { border-radius: var(--radius) !important; box-shadow: var(--shadow-sm) !important; }

/* Swipe divider */
#swipe-divider {
  position: absolute;
  top: 0; bottom: 0;
  width: 4px;
  background: #fff;
  box-shadow: 0 0 10px rgba(0,0,0,0.4);
  cursor: ew-resize;
  z-index: 50;
  display: none;
  left: 50%;
}

#swipe-divider.active { display: block; }

.swipe-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px; height: 36px;
  background: #fff;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--color-navy);
  pointer-events: none;
}

.swipe-label {
  position: absolute;
  top: 16px;
  background: rgba(26,43,74,0.85);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  white-space: nowrap;
}

.swipe-label-elu { left: -80px; }
.swipe-label-plu { right: -80px; }

/* PLU clip overlay */
#plu-clip-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 5;
  display: none;
}

/* Feature popup */
.maplibregl-popup-content {
  border-radius: var(--radius) !important;
  padding: 0 !important;
  box-shadow: var(--shadow-md) !important;
  min-width: 220px;
  max-width: 320px;
  font-family: 'Inter', 'Poppins', sans-serif !important;
}

.popup-header {
  background: var(--color-navy);
  color: #fff;
  padding: 10px 14px;
  border-radius: var(--radius) var(--radius) 0 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.popup-header-title { font-size: 12px; font-weight: 700; }
.popup-close {
  background: none; border: none; color: rgba(255,255,255,0.7);
  font-size: 16px; cursor: pointer; line-height: 1; padding: 0;
}
.popup-close:hover { color: #fff; }

.popup-body { padding: 12px 14px; max-height: 240px; overflow-y: auto; }

.popup-row {
  display: flex;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 12px;
}

.popup-row:last-child { border-bottom: none; }
.popup-key { color: var(--color-text-muted); font-weight: 600; flex-shrink: 0; min-width: 90px; }
.popup-val { color: var(--color-text); word-break: break-word; }

/* ============================================================
   RIGHT PANE
   ============================================================ */
#right-pane {
  width: var(--right-pane-width);
  background: var(--color-white);
  border-left: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
  z-index: 10;
}

#right-pane.collapsed { width: var(--left-pane-collapsed); }

.right-pane-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 0;
}

.right-pane-scroll::-webkit-scrollbar { width: 4px; }
.right-pane-scroll::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 2px; }

/* Location info */
.location-card {
  padding: 16px;
  border-bottom: 1px solid var(--color-border);
}

.location-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.location-badge.elu { background: rgba(58,143,213,0.12); color: var(--color-elu); }
.location-badge.plu { background: rgba(232,67,147,0.12); color: var(--color-plu); }

.location-city {
  font-size: 18px;
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1.2;
}

.location-state {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.location-meta { display: flex; flex-direction: column; gap: 6px; }

.meta-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
}

.meta-key { color: var(--color-text-muted); }
.meta-val { font-weight: 600; color: var(--color-text); }

/* Legend */
.legend-section { padding: 14px 16px; border-bottom: 1px solid var(--color-border); }
.legend-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 0;
  font-size: 12px;
}

.legend-swatch {
  width: 14px; height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
  border: 1px solid rgba(0,0,0,0.1);
}

/* Scale section */
.scale-section {
  padding: 12px 16px;
}

.scale-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

/* ============================================================
   HAMBURGER (mobile)
   ============================================================ */
#hamburger-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.07);
  color: #fff;
  font-size: 18px;
  flex-shrink: 0;
}

/* Mobile drawer overlay */
#drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 200;
}

#drawer-overlay.active { display: block; }

/* Bottom drawer (tablet portrait / mobile) */
#bottom-drawer {
  display: none;
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: var(--color-white);
  border-radius: 16px 16px 0 0;
  box-shadow: 0 -4px 24px rgba(0,0,0,0.18);
  z-index: 150;
  transition: transform var(--transition);
  transform: translateY(calc(100% - 48px));
  max-height: 70%;
}

#bottom-drawer.half  { transform: translateY(40%); }
#bottom-drawer.full  { transform: translateY(0); }

.drawer-handle-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  cursor: pointer;
  flex-shrink: 0;
}

.drawer-handle-bar::before {
  content: '';
  width: 40px; height: 4px;
  background: var(--color-border);
  border-radius: 2px;
}

.drawer-content { overflow-y: auto; padding: 0 0 24px; }

/* 3D nav widget placeholder position */
#nav-3d-ctrl {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 20;
  display: none;
}

#nav-3d-ctrl.visible { display: block; }

/* Overflow panel (mobile) */
#overflow-panel {
  display: none;
  position: absolute;
  top: var(--topbar-height);
  right: 0;
  background: var(--color-navy-dark);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 12px;
  gap: 8px;
  flex-direction: column;
  z-index: 200;
  min-width: 200px;
  box-shadow: var(--shadow-md);
}

#overflow-panel.open { display: flex; }

#overflow-panel .tb-btn {
  justify-content: flex-start;
  width: 100%;
}

/* ============================================================
   RESPONSIVE BREAKPOINTS
   ============================================================ */

/* Tablet Landscape: 1024 – 1279 */
@media (max-width: 1279px) and (min-width: 1024px) {
  :root {
    --left-pane-width: 220px;
    --right-pane-width: 220px;
  }
  #left-pane { width: var(--left-pane-collapsed); }
  #left-pane.expanded { width: var(--left-pane-width); }
}

/* Tablet Portrait: 768 – 1023 */
@media (max-width: 1023px) and (min-width: 768px) {
  #left-pane {
    position: absolute;
    top: 0; bottom: 0; left: 0;
    z-index: 210;
    transform: translateX(-100%);
    transition: transform var(--transition);
    width: 260px;
    box-shadow: var(--shadow-md);
  }
  #left-pane.drawer-open { transform: translateX(0); }
  #right-pane { display: none; }
  #bottom-drawer { display: flex; flex-direction: column; }
  #hamburger-btn { display: flex; }
  #topbar .tb-btn:not(#elu-plu-btn):not(#toggle-3d-btn) { display: none; }
  #overflow-btn { display: flex !important; }
}

/* Mobile < 768 */
@media (max-width: 767px) {
  :root { --topbar-height: 52px; }

  #left-pane {
    position: fixed;
    top: 0; bottom: 0; left: 0;
    z-index: 210;
    width: 85vw;
    max-width: 320px;
    transform: translateX(-100%);
    transition: transform var(--transition);
    box-shadow: var(--shadow-md);
  }
  #left-pane.drawer-open { transform: translateX(0); }
  #right-pane { display: none; }
  #bottom-drawer { display: flex; flex-direction: column; }
  #hamburger-btn { display: flex; }

  /* Hide non-essential topbar items */
  #topbar .tb-btn:not(#elu-plu-btn):not(#toggle-3d-btn),
  .topbar-divider,
  .basemap-group { display: none; }

  #overflow-btn { display: flex !important; }

  .topbar-brand-name { font-size: 12px; }

  .gate-card { padding: 28px 24px; }
  .gate-form-row { grid-template-columns: 1fr; }
}

/* Ensure overflow-btn hidden on desktop by default */
#overflow-btn { display: none; }