/* ════════════════════════════════════════════════════════════
   geoview-explore.css — GeoView Explore (MapLibre GL showcase).
   Glass chrome floating over a full-viewport GL map; all colours
   key off the shared design tokens in base.css.
   ════════════════════════════════════════════════════════════ */

html, body { height: 100%; }
body.gx-body { overflow: hidden; }

.gx-app { position: relative; height: calc(100vh - 66px); background: #0b1728; }
#gxMap { position: absolute; inset: 0; }

/* ─── Before map (change swipe) ───────────────────────────── */
.gx-before { position: absolute; inset: 0; display: none; pointer-events: none; }
.gx-before.on { display: block; }
#gxBeforeMap { position: absolute; inset: 0; }

.gx-swipe-bar {
  position: absolute; top: 0; bottom: 0; left: 50%; width: 4px; display: none;
  background: #fff; cursor: ew-resize; z-index: 30; touch-action: none;
  box-shadow: 0 0 14px rgba(0,0,0,.55);
}
.gx-swipe-bar.on { display: block; }
.gx-swipe-bar::after {
  content: '◀ ▶'; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  background: #fff; color: #0b1728; font-size: 11px; font-weight: 800; letter-spacing: 2px;
  padding: 9px 12px; border-radius: 20px; white-space: nowrap; box-shadow: 0 4px 16px rgba(0,0,0,.4);
}

.gx-swipe-ui { display: none; }
.gx-swipe-ui.on { display: block; }
.gx-swipe-label {
  position: absolute; top: 84px; z-index: 31; font-size: 12px; font-weight: 800;
  letter-spacing: .8px; text-transform: uppercase; color: #fff;
  background: rgba(11,23,40,.78); border: 1px solid rgba(255,255,255,.22);
  padding: 7px 14px; border-radius: 20px; backdrop-filter: blur(6px);
}
.gx-swipe-label.before { left: 284px; }
.gx-swipe-label.after  { right: 18px; }

.gx-swipe-years {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); z-index: 31;
  display: flex; gap: 6px; padding: 8px; border-radius: 24px;
  background: rgba(11,23,40,.78); border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(6px);
}
.gx-swipe-years .gx-chip { color: rgba(255,255,255,.75); border-color: rgba(255,255,255,.28); }
.gx-swipe-years .gx-chip:hover { color: #fff; border-color: #fff; }
.gx-swipe-years .gx-chip.active { background: #fff; border-color: #fff; color: #0b1728; }

/* ─── Floating control panel ──────────────────────────────── */
.gx-panel {
  position: absolute; top: 16px; left: 16px; z-index: 40; width: 252px;
  background: color-mix(in srgb, var(--card) 86%, transparent);
  border: 1.5px solid var(--card-border); border-radius: 14px;
  backdrop-filter: blur(10px); box-shadow: var(--shadow-lg);
  padding: 16px; display: flex; flex-direction: column; gap: 14px;
}
.gx-panel h1 {
  font-size: 17px; font-weight: 800; letter-spacing: -.3px; color: var(--text);
  display: flex; align-items: center; gap: 8px;
}
.gx-panel h1 svg { width: 19px; height: 19px; stroke: var(--accent); fill: none; stroke-width: 2; }
.gx-panel h1 .gx-tag {
  font-size: 9.5px; font-weight: 800; letter-spacing: .8px; color: var(--accent);
  background: var(--accent-light); padding: 3px 8px; border-radius: 12px; text-transform: uppercase;
}
.gx-panel-sec { display: flex; flex-direction: column; gap: 7px; }
.gx-panel-sec > span {
  font-size: 10.5px; font-weight: 800; letter-spacing: .8px; text-transform: uppercase;
  color: var(--text-light);
}

.gx-mode-btn {
  display: flex; align-items: center; gap: 9px; width: 100%; text-align: left;
  font-family: inherit; font-size: 13px; font-weight: 600; color: var(--text);
  background: none; border: 1.5px solid var(--card-border); border-radius: 9px;
  padding: 9px 12px; cursor: pointer; transition: all .15s;
}
.gx-mode-btn svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 2; flex-shrink: 0; }
.gx-mode-btn:hover { border-color: var(--accent); }
.gx-mode-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.gx-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.gx-chip {
  font-family: inherit; font-size: 12px; font-weight: 600; color: var(--text-muted);
  background: none; border: 1.5px solid var(--card-border); border-radius: 16px;
  padding: 6px 12px; cursor: pointer; transition: all .15s;
}
.gx-chip:hover { border-color: var(--accent); color: var(--accent); }
.gx-chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.gx-cat-chip { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; padding: 5px 10px; }
.gx-cat-chip i { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.gx-cat-chip:not(.active) { opacity: .45; }
.gx-cat-chip.active { background: var(--card); border-color: var(--accent); color: var(--text); }

.gx-ws-link {
  display: flex; align-items: center; justify-content: center; gap: 7px;
  font-size: 12.5px; font-weight: 700; color: var(--accent); text-align: center;
  border-top: 1px solid var(--border); padding-top: 12px; margin-top: 2px;
}
.gx-ws-link svg { width: 13px; height: 13px; stroke: currentColor; fill: none; stroke-width: 2.4; }
.gx-ws-link:hover { text-decoration: underline; }

/* ─── Intro overlay ───────────────────────────────────────── */
.gx-intro {
  position: absolute; inset: 0; z-index: 50; display: flex; flex-direction: column;
  align-items: center; justify-content: flex-end; padding-bottom: 9vh; text-align: center;
  background: radial-gradient(ellipse at center 35%, transparent 45%, rgba(5,12,24,.55) 100%);
  pointer-events: none; transition: opacity .8s;
}
.gx-intro.gone { opacity: 0; }
.gx-intro h2 {
  font-size: clamp(26px, 4vw, 44px); font-weight: 900; letter-spacing: -1px; color: #fff;
  text-shadow: 0 4px 30px rgba(0,0,0,.6); margin-bottom: 8px;
}
.gx-intro h2 em { font-style: normal; color: #3fd0c9; }
.gx-intro p { font-size: 15px; color: rgba(255,255,255,.85); text-shadow: 0 2px 12px rgba(0,0,0,.6); margin-bottom: 22px; }
.gx-intro .btn { pointer-events: auto; }

/* ─── Tour card ───────────────────────────────────────────── */
.gx-tour-card {
  position: absolute; left: 50%; bottom: 26px; transform: translate(-50%, 16px); z-index: 40;
  width: min(520px, calc(100vw - 32px));
  background: color-mix(in srgb, var(--card) 88%, transparent);
  border: 1.5px solid var(--card-border); border-radius: 14px;
  backdrop-filter: blur(10px); box-shadow: var(--shadow-lg);
  padding: 18px 20px; opacity: 0; pointer-events: none;
  transition: opacity .35s, transform .35s;
}
.gx-tour-card.show { opacity: 1; transform: translate(-50%, 0); pointer-events: auto; }
.gx-tour-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.gx-tour-cat {
  display: inline-flex; align-items: center; gap: 7px; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .5px; color: var(--text-muted);
}
.gx-tour-cat i { width: 8px; height: 8px; border-radius: 50%; }
.gx-tour-step { font-size: 12px; font-weight: 800; color: var(--text-light); }
.gx-tour-card h3 { font-size: 16px; font-weight: 800; color: var(--text); line-height: 1.35; margin-bottom: 6px; }
.gx-tour-card p { font-size: 13px; color: var(--text-muted); line-height: 1.6; margin-bottom: 8px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.gx-tour-loc { font-size: 12.5px; color: var(--text-light); margin-bottom: 12px; }
.gx-tour-controls { display: flex; gap: 8px; }
.gx-tbtn {
  font-family: inherit; font-size: 13px; font-weight: 700; color: var(--text);
  background: none; border: 1.5px solid var(--card-border); border-radius: 8px;
  padding: 7px 14px; cursor: pointer; transition: all .15s;
}
.gx-tbtn:hover { border-color: var(--accent); color: var(--accent); }
.gx-tbtn-main { background: var(--accent); border-color: var(--accent); color: #fff; flex: 1; }
.gx-tbtn-main:hover { color: #fff; opacity: .9; }
.gx-tbtn-exit { color: var(--text-muted); }

/* ─── Markers & popups ────────────────────────────────────── */
.gx-marker {
  width: 14px; height: 14px; border-radius: 50%; border: 2.5px solid #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,.45); cursor: pointer; transition: transform .15s;
}
.gx-marker:hover { transform: scale(1.35); }
.maplibregl-popup-content { background: var(--card); border-radius: 10px; box-shadow: var(--shadow-lg); padding: 12px 14px; font-family: inherit; }
.maplibregl-popup-tip { border-top-color: var(--card); border-bottom-color: var(--card); }
.gx-popup { display: flex; flex-direction: column; gap: 3px; max-width: 230px; }
.gx-popup strong { font-size: 13px; font-weight: 700; color: var(--text); line-height: 1.4; }
.gx-popup span { font-size: 12px; color: var(--text-muted); }
.gx-popup em { font-style: normal; font-size: 11.5px; font-weight: 700; color: var(--text-light); }

/* ─── Coordinates + toast ─────────────────────────────────── */
.gx-coords {
  position: absolute; bottom: 26px; right: 56px; z-index: 35;
  font-size: 12px; font-weight: 600; color: var(--text-muted); font-variant-numeric: tabular-nums;
  background: color-mix(in srgb, var(--card) 86%, transparent);
  border: 1px solid var(--card-border); border-radius: 8px; padding: 6px 11px;
  backdrop-filter: blur(8px);
}
.gx-toast {
  position: absolute; top: 18px; left: 50%; transform: translate(-50%, -8px); z-index: 60;
  font-size: 13px; font-weight: 600; color: #fff; background: rgba(11,23,40,.92);
  border: 1px solid rgba(255,255,255,.18); border-radius: 10px; padding: 10px 18px;
  opacity: 0; pointer-events: none; transition: opacity .3s, transform .3s; max-width: min(480px, 90vw);
}
.gx-toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ─── Mobile ──────────────────────────────────────────────── */
@media (max-width: 700px) {
  .gx-panel { width: auto; left: 10px; right: 10px; top: 10px; padding: 12px; gap: 10px; }
  .gx-panel-sec.gx-modes { flex-direction: row; flex-wrap: wrap; }
  .gx-mode-btn { width: auto; flex: 1 1 40%; font-size: 12px; padding: 8px 10px; }
  .gx-coords { display: none; }
  .gx-swipe-label { top: auto; bottom: 90px; }
  .gx-tour-card { bottom: 12px; }
}