/* ==========================================================
   DESIGN SYSTEM — tokens
   The whole visual identity lives here. Components below only
   reference these variables, so the product can be re-themed
   from one place.
   ========================================================== */
:root {
  /* --- Surface palette (warm charcoal, not flat black) --- */
  --night: #0c0f14;
  --night-2: #151a22;
  --night-3: #1b212b;

  /* Glass panels: layered translucency for real depth */
  --panel: rgba(20, 25, 33, 0.72);
  --panel-solid: #171d26;
  --panel-hover: rgba(28, 35, 46, 0.82);

  /* --- Brand: champagne gold + ivory --- */
  --gold: #d4af6a;
  --gold-bright: #e6c886;
  --gold-soft: rgba(212, 175, 106, 0.30);
  --gold-faint: rgba(212, 175, 106, 0.10);
  --cream: #f5efe1;
  --cream-dim: #b0a892;
  --cream-faint: #736d5f;

  /* Accent for arrival / wedding moments */
  --rose: #c14a52;

  /* Hairlines — warmer and softer than pure gold */
  --line: rgba(212, 175, 106, 0.16);
  --line-strong: rgba(212, 175, 106, 0.32);
  --glow: rgba(212, 175, 106, 0.85);

  /* --- Type --- */
  --font-display: "Cormorant Garamond", serif;
  --font-body: "Inter", sans-serif;

  /* --- Spacing scale (4px base) --- */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 20px;
  --s-6: 24px;
  --s-8: 32px;

  /* --- Radii --- */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 22px;
  --r-pill: 999px;

  /* --- Elevation: layered shadows read as real light, not a drop-blur --- */
  --shadow-1: 0 1px 2px rgba(0,0,0,0.24), 0 2px 8px rgba(0,0,0,0.20);
  --shadow-2: 0 4px 12px rgba(0,0,0,0.30), 0 12px 32px rgba(0,0,0,0.34);
  --shadow-3: 0 8px 24px rgba(0,0,0,0.36), 0 30px 70px rgba(0,0,0,0.50);
  --shadow-glow: 0 0 0 1px var(--gold-soft), 0 8px 30px rgba(212,175,106,0.14);

  /* --- Motion: two curves do all the work --- */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);      /* settling, decelerating */
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);/* gentle overshoot */
  --t-fast: 0.16s;
  --t-med: 0.28s;
  --t-slow: 0.45s;

  --blur: 18px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--night);
  color: var(--cream);
  font-family: var(--font-body);
  font-feature-settings: "ss01", "cv01";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow: hidden;
}

button {
  font-family: var(--font-body);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

/* Consistent, on-brand focus ring for keyboard users everywhere */
:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

::selection { background: var(--gold-soft); color: var(--cream); }

/* Respect reduced-motion preferences */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ==========================================================
   Top bar
   ========================================================== */
#topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 72px;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: var(--s-6);
  padding: 0 var(--s-5);
  background: linear-gradient(180deg, rgba(12,15,20,0.92), rgba(12,15,20,0.66));
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(var(--blur)) saturate(1.2);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.2);
}

.brand { display: flex; align-items: center; gap: var(--s-3); flex-shrink: 0; }
.brand-mark {
  font-size: 20px;
  color: var(--gold);
  transform: rotate(45deg);
  display: inline-block;
  transition: transform var(--t-slow) var(--ease-spring);
}
.brand:hover .brand-mark { transform: rotate(45deg) translateY(-2px); }
.brand-title {
  font-family: var(--font-display);
  font-size: 23px;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.05;
}
.brand-sub {
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cream-dim);
  margin-top: 1px;
}

.search-wrap { position: relative; flex: 1; max-width: 440px; }
#searchInput {
  width: 100%;
  background: var(--night-2);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  padding: 11px 18px 11px 42px;
  color: var(--cream);
  font-size: 14px;
  outline: none;
  transition: border-color var(--t-med) var(--ease-out),
              box-shadow var(--t-med) var(--ease-out),
              background var(--t-med) var(--ease-out);
}
/* magnifier glyph via background so no markup change is needed */
.search-wrap::before {
  content: "";
  position: absolute;
  left: 16px; top: 50%;
  width: 15px; height: 15px;
  transform: translateY(-50%);
  background: var(--cream-dim);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E") center/contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E") center/contain no-repeat;
  transition: background var(--t-med) var(--ease-out);
  pointer-events: none;
  z-index: 1;
}
.search-wrap:focus-within::before { background: var(--gold); }
#searchInput:focus {
  border-color: var(--gold-soft);
  background: var(--night-3);
  box-shadow: 0 0 0 4px var(--gold-faint);
}
#searchInput::placeholder { color: var(--cream-faint); }

.search-results {
  position: absolute;
  top: calc(100% + 10px);
  left: 0; right: 0;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  max-height: 340px;
  overflow-y: auto;
  box-shadow: var(--shadow-3);
  backdrop-filter: blur(var(--blur)) saturate(1.2);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.2);
  animation: dropdownIn var(--t-med) var(--ease-out);
}
@keyframes dropdownIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.search-result-item {
  padding: 12px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: background var(--t-fast) var(--ease-out),
              padding-left var(--t-fast) var(--ease-out);
}
.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover,
.search-result-item.active-result {
  background: var(--gold-faint);
  padding-left: 20px;
}
.search-result-item .sr-cat {
  color: var(--cream-faint);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  flex-shrink: 0;
}
.hidden { display: none !important; }

.topbar-actions { display: flex; gap: var(--s-2); flex-shrink: 0; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--cream-dim);
  border-radius: var(--r-pill);
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.01em;
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease-out),
              border-color var(--t-fast) var(--ease-out),
              background var(--t-fast) var(--ease-out),
              transform var(--t-fast) var(--ease-out);
}
.btn-ghost:hover {
  border-color: var(--gold-soft);
  color: var(--gold);
  background: var(--gold-faint);
}
.btn-ghost:active { transform: scale(0.97); }
.btn-ghost.active {
  background: linear-gradient(180deg, var(--gold-bright), var(--gold));
  color: #2a2113;
  border-color: transparent;
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(212,175,106,0.30);
}

/* ==========================================================
   Map viewport
   ========================================================== */
#viewport {
  position: absolute;
  inset: 0;
  top: 72px;
  overflow: hidden;
  cursor: grab;
  background: radial-gradient(ellipse 120% 100% at 50% 40%, #141922 0%, #090b0f 100%);
}
#viewport.grabbing { cursor: grabbing; }

#mapWrap {
  position: absolute;
  top: 0; left: 0;
  transform-origin: 0 0;
  will-change: transform;
}
#mapImage {
  display: block;
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: none;
}
#overlay {
  position: absolute;
  top: 0; left: 0;
  pointer-events: none;
}

.hotspot {
  fill: var(--glow);
  fill-opacity: 0;
  stroke: var(--gold-bright);
  stroke-opacity: 0;
  stroke-width: 2;
  transition: fill-opacity var(--t-med) var(--ease-out),
              stroke-opacity var(--t-med) var(--ease-out),
              filter var(--t-med) var(--ease-out);
  pointer-events: all;
  cursor: pointer;
}
.hotspot:hover, .hotspot.hovered {
  fill-opacity: 0.22;
  stroke-opacity: 0.95;
  filter: drop-shadow(0 0 12px var(--glow));
}
.hotspot.dimmed { pointer-events: none; opacity: 0; }
#overlay.edit-active .hotspot { pointer-events: none; }
.hotspot.search-match {
  fill-opacity: 0.32;
  stroke-opacity: 1;
  animation: pulse 1.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { filter: drop-shadow(0 0 5px var(--glow)); }
  50% { filter: drop-shadow(0 0 24px var(--glow)); }
}

/* edit-mode overlay elements */
.edit-point {
  fill: var(--gold);
  stroke: var(--night);
  stroke-width: 1.5;
}
.edit-line {
  stroke: var(--gold);
  stroke-width: 2;
  fill: rgba(201,163,77,0.15);
}
.edit-preview {
  stroke: var(--gold);
  stroke-width: 2;
  stroke-dasharray: 6 5;
  fill: rgba(201,163,77,0.08);
  opacity: 0.75;
  pointer-events: none;
}
.entry-point-marker {
  fill: #c1272d;
  stroke: #f3ecda;
  stroke-width: 2.5;
  cursor: grab;
  filter: drop-shadow(0 0 6px rgba(193,39,45,0.7));
}
.entry-point-ring {
  fill: none;
  stroke: #c1272d;
  stroke-width: 1.5;
  opacity: 0.55;
  animation: pulse 1.4s ease-in-out infinite;
  pointer-events: none;
}

/* ==========================================================
   Zoom controls
   ========================================================== */
#zoomControls {
  position: fixed;
  right: var(--s-5);
  bottom: var(--s-8);
  z-index: 40;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--panel);
  backdrop-filter: blur(var(--blur)) saturate(1.2);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.2);
  box-shadow: var(--shadow-2);
}
#zoomControls button {
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  color: var(--cream);
  font-size: 19px;
  transition: color var(--t-fast) var(--ease-out),
              background var(--t-fast) var(--ease-out);
}
#zoomControls button:last-child { border-bottom: none; }
#zoomControls button:hover { color: var(--gold); background: var(--gold-faint); }
#zoomControls button:active { background: var(--gold-soft); }

/* ==========================================================
   Tooltip
   ========================================================== */
#tooltip {
  position: fixed;
  z-index: 60;
  pointer-events: none;
  background: var(--panel);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  padding: 10px 14px;
  font-size: 13px;
  max-width: 240px;
  transform: translate(-50%, calc(-100% - 16px));
  backdrop-filter: blur(var(--blur)) saturate(1.2);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.2);
  box-shadow: var(--shadow-2);
  animation: tooltipIn var(--t-fast) var(--ease-out);
}
@keyframes tooltipIn {
  from { opacity: 0; transform: translate(-50%, calc(-100% - 10px)); }
  to   { opacity: 1; transform: translate(-50%, calc(-100% - 16px)); }
}
/* little caret pointing at the hotspot */
#tooltip::after {
  content: "";
  position: absolute;
  left: 50%; bottom: -6px;
  width: 10px; height: 10px;
  transform: translateX(-50%) rotate(45deg);
  background: var(--panel);
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}
#tooltip .tt-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--gold);
  line-height: 1.2;
}
#tooltip .tt-sub { color: var(--cream-dim); font-size: 12px; margin-top: 2px; }

/* ==========================================================
   Legend / filters
   ========================================================== */
#legend {
  position: fixed;
  left: var(--s-5);
  bottom: var(--s-8);
  z-index: 40;
  display: flex;
  flex-direction: column;
  gap: var(--s-1);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: var(--s-4);
  backdrop-filter: blur(var(--blur)) saturate(1.2);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.2);
  box-shadow: var(--shadow-2);
  max-width: 200px;
}
.legend-title {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--gold);
  margin-bottom: var(--s-2);
  letter-spacing: 0.01em;
}
.filter-chip {
  background: transparent;
  border: 1px solid transparent;
  color: var(--cream-dim);
  border-radius: var(--r-sm);
  padding: 8px 10px;
  font-size: 13px;
  text-align: left;
  transition: color var(--t-fast) var(--ease-out),
              background var(--t-fast) var(--ease-out),
              border-color var(--t-fast) var(--ease-out);
}
.filter-chip:hover { color: var(--cream); background: var(--gold-faint); }
.filter-chip.active {
  color: var(--cream);
  border-color: var(--gold-soft);
  background: var(--gold-faint);
}
/* dim inactive filters so the active set reads clearly */
.filter-chip:not(.active) { opacity: 0.55; }

/* ==========================================================
   Popup — premium information card
   ========================================================== */
#popupOverlay {
  position: fixed;
  inset: 0;
  z-index: 70;
  background: rgba(6,8,11,0.60);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: overlayIn var(--t-med) var(--ease-out);
}
@keyframes overlayIn { from { opacity: 0; } to { opacity: 1; } }

#popupCard {
  position: relative;
  width: min(440px, 90vw);
  background:
    radial-gradient(120% 80% at 50% 0%, rgba(212,175,106,0.08), transparent 60%),
    linear-gradient(180deg, var(--night-3), var(--night-2));
  border: 1px solid var(--line-strong);
  border-radius: var(--r-xl);
  padding: var(--s-8) var(--s-6) var(--s-6);
  box-shadow: var(--shadow-3);
  animation: popupIn var(--t-slow) var(--ease-spring);
}
@keyframes popupIn {
  from { opacity: 0; transform: translateY(16px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
/* boarding-pass perforation strip, refined */
#popupCard::before {
  content: "";
  position: absolute;
  top: 0; left: 24px; right: 24px;
  height: 3px;
  background: repeating-linear-gradient(90deg, var(--gold) 0 8px, transparent 8px 16px);
  opacity: 0.6;
  border-radius: 0 0 3px 3px;
}
#popupClose {
  position: absolute;
  top: 16px; right: 16px;
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  background: var(--gold-faint);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  color: var(--cream-dim);
  font-size: 15px;
  transition: color var(--t-fast) var(--ease-out),
              background var(--t-fast) var(--ease-out),
              transform var(--t-fast) var(--ease-out);
}
#popupClose:hover { color: var(--gold); background: var(--gold-soft); transform: rotate(90deg); }
#popupIcon {
  font-size: 30px;
  margin-bottom: var(--s-2);
  line-height: 1;
}
#popupName {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 600;
  color: var(--cream);
  line-height: 1.08;
  letter-spacing: 0.005em;
}
#popupSubtitle {
  color: var(--gold);
  font-size: 14px;
  margin-top: var(--s-2);
  letter-spacing: 0.02em;
  font-weight: 500;
}
#popupMeta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: var(--s-5) 0;
  padding: var(--s-4) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--cream-dim);
}
#popupMeta span { display: inline-flex; flex-direction: column; gap: 2px; }
#popupMeta span b {
  color: var(--cream);
  font-weight: 600;
  font-size: 13.5px;
  order: 2;
}
#popupDescription {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--cream-dim);
}
#popupExtra {
  margin-top: var(--s-3);
  font-size: 12.5px;
  color: var(--gold);
  letter-spacing: 0.01em;
}

/* ==========================================================
   Edit panel
   ========================================================== */
#editPanel {
  position: fixed;
  top: 88px;
  right: 20px;
  z-index: 45;
  width: 280px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  backdrop-filter: blur(6px);
}
.edit-help {
  font-size: 12px;
  color: var(--cream-dim);
  line-height: 1.4;
  margin: 4px 0 10px;
}
#editLocationSelect {
  width: 100%;
  background: var(--night-2);
  border: 1px solid var(--line);
  color: var(--cream);
  border-radius: 6px;
  padding: 8px;
  font-size: 12.5px;
  margin-bottom: 10px;
}
.edit-buttons { display: flex; gap: 6px; margin-bottom: 10px; }
.edit-buttons button {
  flex: 1;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--cream);
  border-radius: 6px;
  padding: 7px 4px;
  font-size: 11.5px;
}
.edit-buttons button:hover { border-color: var(--gold); color: var(--gold); }
#editOutput {
  width: 100%;
  height: 90px;
  background: var(--night-2);
  border: 1px solid var(--line);
  color: var(--gold);
  border-radius: 6px;
  padding: 8px;
  font-size: 11px;
  font-family: monospace;
  resize: vertical;
}

/* ==========================================================
   Route Navigation (Layer 5)
   ========================================================== */
.route-path {
  animation: dashFlow 1.4s linear infinite;
}
@keyframes dashFlow {
  to { stroke-dashoffset: -120; }
}

/* Shared glass-panel look for floating side panels (nav is guest-facing) */
#navPanel {
  position: fixed;
  top: 88px;
  left: var(--s-5);
  z-index: 45;
  width: 280px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: var(--s-5);
  backdrop-filter: blur(var(--blur)) saturate(1.2);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.2);
  box-shadow: var(--shadow-2);
  animation: panelIn var(--t-med) var(--ease-out);
}
@keyframes panelIn {
  from { opacity: 0; transform: translateX(-12px); }
  to   { opacity: 1; transform: translateX(0); }
}
.nav-label {
  display: block;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--cream-dim);
  margin: var(--s-4) 0 var(--s-2);
}
.nav-label:first-of-type { margin-top: var(--s-2); }
#navFromSelect, #navToSelect {
  width: 100%;
  background: var(--night-2);
  border: 1px solid var(--line);
  color: var(--cream);
  border-radius: var(--r-sm);
  padding: 11px 12px;
  font-size: 13.5px;
  font-family: var(--font-body);
  transition: border-color var(--t-fast) var(--ease-out),
              box-shadow var(--t-fast) var(--ease-out);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none' stroke='%23b0a892' stroke-width='2'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}
#navFromSelect:focus, #navToSelect:focus {
  border-color: var(--gold-soft);
  box-shadow: 0 0 0 3px var(--gold-faint);
  outline: none;
}
#navGoBtn, #navClearBtn {
  flex: 1;
  border-radius: var(--r-sm);
  padding: 11px 4px;
  font-size: 13px;
  font-weight: 600;
  margin-top: var(--s-4);
  transition: all var(--t-fast) var(--ease-out);
}
#navGoBtn {
  background: linear-gradient(180deg, var(--gold-bright), var(--gold));
  border: 1px solid transparent;
  color: #2a2113;
  box-shadow: 0 2px 10px rgba(212,175,106,0.28);
}
#navGoBtn:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(212,175,106,0.36); }
#navGoBtn:active { transform: translateY(0) scale(0.98); }
#navClearBtn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--cream-dim);
}
#navClearBtn:hover { border-color: var(--gold-soft); color: var(--gold); }
#navEta {
  margin-top: var(--s-4);
  font-size: 13px;
  color: var(--gold);
  text-align: center;
  min-height: 16px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

/* ==========================================================
   Road network editor
   ========================================================== */
.road-edge {
  stroke: #7a8a9a;
  stroke-width: 3;
  stroke-linecap: round;
  opacity: 0.6;
}
.road-node {
  fill: #f3ecda;
  stroke: #7a8a9a;
  stroke-width: 2;
  cursor: grab;
}
.road-node.selected {
  fill: var(--gold);
  stroke: #fff;
}
.road-node-ghost {
  fill: #7a8a9a;
  stroke: none;
  opacity: 0.55;
  cursor: pointer;
}
.road-node-ghost:hover { fill: var(--gold); opacity: 1; }
.entry-marker {
  fill: #2ec4d6;
  stroke: #fff;
  stroke-width: 2;
  cursor: grab;
}

#entryPanel {
  position: fixed;
  top: 124px;
  right: 20px;
  z-index: 45;
  width: 280px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  backdrop-filter: blur(6px);
}
#entryLocationSelect {
  width: 100%;
  background: var(--night-2);
  border: 1px solid var(--line);
  color: var(--cream);
  border-radius: 6px;
  padding: 8px;
  font-size: 12.5px;
  margin-bottom: 10px;
}
#entryOutput {
  width: 100%;
  height: 70px;
  background: var(--night-2);
  border: 1px solid var(--line);
  color: var(--gold);
  border-radius: 6px;
  padding: 8px;
  font-size: 11px;
  font-family: monospace;
  resize: vertical;
  margin-top: 10px;
}
#entryResetBtn, #entryExportBtn {
  flex: 1;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--cream);
  border-radius: 6px;
  padding: 8px 4px;
  font-size: 11.5px;
}
#entryResetBtn:hover, #entryExportBtn:hover { border-color: var(--gold); color: var(--gold); }

#roadPanel {
  position: fixed;
  top: 88px;
  right: 20px;
  z-index: 45;
  width: 280px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  backdrop-filter: blur(6px);
}
#roadOutput {
  width: 100%;
  height: 90px;
  background: var(--night-2);
  border: 1px solid var(--line);
  color: var(--gold);
  border-radius: 6px;
  padding: 8px;
  font-size: 11px;
  font-family: monospace;
  resize: vertical;
  margin-top: 10px;
}
#roadDeleteBtn, #roadExportBtn {
  flex: 1;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--cream);
  border-radius: 6px;
  padding: 8px 4px;
  font-size: 11.5px;
}
#roadDeleteBtn:hover, #roadExportBtn:hover { border-color: var(--gold); color: var(--gold); }

/* ==========================================================
   Responsive — tablet
   ========================================================== */
@media (max-width: 1024px) {
  .search-wrap { max-width: 300px; }
  .btn-ghost { padding: 9px 13px; font-size: 12.5px; }
}

/* ==========================================================
   Responsive — phone
   ========================================================== */
@media (max-width: 720px) {
  /* Topbar becomes two rows: brand+search, then a scrollable action row.
     Six buttons never fit on one phone row, so let them scroll horizontally
     rather than overflow or crush. */
  #topbar {
    height: auto;
    flex-wrap: wrap;
    gap: var(--s-3);
    padding: var(--s-3) var(--s-3) var(--s-2);
    row-gap: var(--s-2);
  }
  .brand { order: 1; }
  .search-wrap { order: 2; max-width: none; flex: 1 1 100%; }
  .topbar-actions {
    order: 3;
    flex: 1 1 100%;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }
  .topbar-actions::-webkit-scrollbar { display: none; }
  .brand-sub { display: none; }
  .btn-ghost { flex-shrink: 0; }

  /* viewport / panels start below the now-taller wrapped topbar */
  #viewport { top: 128px; }
  #legend {
    left: var(--s-2); bottom: var(--s-2);
    max-width: 150px; padding: var(--s-3);
    gap: 2px;
  }
  .filter-chip { font-size: 12px; padding: 7px 9px; }
  #zoomControls { right: var(--s-2); bottom: var(--s-2); }

  #editPanel, #navPanel, #roadPanel, #entryPanel {
    right: var(--s-2); left: var(--s-2); width: auto; top: 132px;
    max-height: 60vh; overflow-y: auto;
  }

  /* Popup becomes a bottom sheet — the native mobile pattern, easy to reach
     one-handed and dismiss with a downward flick of the eye/thumb. */
  #popupOverlay { align-items: flex-end; }
  #popupCard {
    width: 100%;
    max-width: none;
    border-radius: var(--r-xl) var(--r-xl) 0 0;
    padding: var(--s-6) var(--s-5) calc(var(--s-6) + env(safe-area-inset-bottom, 0px));
    animation: sheetIn var(--t-slow) var(--ease-out);
  }
  @keyframes sheetIn {
    from { opacity: 0; transform: translateY(100%); }
    to   { opacity: 1; transform: translateY(0); }
  }
  /* grab-handle affordance at the top of the sheet */
  #popupCard::before {
    left: 50%; right: auto;
    transform: translateX(-50%);
    top: 10px;
    width: 40px; height: 4px;
    border-radius: var(--r-pill);
    background: var(--line-strong);
    opacity: 1;
  }
  #popupName { font-size: 26px; }
  #popupClose { top: 18px; right: 16px; }
}