/* V7.6: immersive, one-screen Walk the Web. All selectors are scoped to Walk. */
body:has(.explorer-walk-full){overflow:hidden}
body:has(.explorer-walk-full) main.wrap{padding:0;width:100%;max-width:none}
body:has(.explorer-walk-full) .site-footer{display:none}
.explorer-walk.explorer-walk-full{
  width:100%;max-width:none;margin:0;
  height:calc(100vh - var(--walk-header-height,64px));
  height:calc(100dvh - var(--walk-header-height,64px));
  min-height:0;overflow:hidden;
  background:radial-gradient(circle at 25% 16%,#24546355,transparent 55%),#0e1726;
  color:#edf7ff;
}
.explorer-walk-full .explorer-walk-frame{
  box-sizing:border-box;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(340px,.9fr);
  width:100%;max-width:1440px;height:100%;min-height:0;
  margin:0 auto;padding:0;border:0;border-radius:0;
  background:transparent;overflow:hidden;
}
.explorer-walk-full .explorer-walk-visual{position:relative;min-height:0;overflow:hidden;background:linear-gradient(140deg,#183949,#0c1527)}
.explorer-walk-full .explorer-walk-visual::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,#0b142335 0%,transparent 42%,#061426bd 100%)}
.explorer-walk-full .explorer-walk-visual>img{display:block;width:100%;height:100%;object-fit:cover}
.explorer-walk-full .explorer-walk-fallback{display:flex;align-items:center;justify-content:center;width:100%;height:100%;background:radial-gradient(circle at 55% 32%,#227c8488,transparent 36%),linear-gradient(140deg,#143f49,#12203a)}
.explorer-walk-full .explorer-walk-fallback span{font-size:clamp(6rem,18vw,13rem);color:#8beada;text-shadow:0 0 100px #61e5de77}
.explorer-walk-full .explorer-walk-visual-brand,.explorer-walk-full .explorer-walk-visual-hint{position:absolute;z-index:2;color:#efffff;font-size:.75rem;font-weight:800;letter-spacing:.11em;text-shadow:0 1px 6px #0a1926}
.explorer-walk-full .explorer-walk-visual-brand{top:1.25rem;left:1.25rem}
.explorer-walk-full .explorer-walk-visual-hint{bottom:1.2rem;left:1.25rem;font-size:.77rem;letter-spacing:.025em;font-weight:600}
.explorer-walk-full .explorer-walk-visual-hint span{margin:0 .5rem;color:#67e5d2}
.explorer-walk-full .explorer-walk-step-actions:has([data-walk-prev][hidden]) [data-walk-next]{grid-column:1/-1}
.explorer-walk-full .explorer-walk-detail{min-width:0;min-height:0;display:flex;flex-direction:column;background:linear-gradient(135deg,#18314b,#0e192c)}
.explorer-walk-full .explorer-walk-info{min-height:0;display:flex;flex:1 1 auto;flex-direction:column;padding:clamp(1.1rem,3vw,2.2rem) clamp(1.2rem,3vw,2.7rem) 0}
.explorer-walk-full .explorer-walk-info-top{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex:none;margin-bottom:.6rem}
.explorer-walk-full .explorer-walk-progress{font-size:.77rem;color:#a7c8d7;white-space:nowrap}
.explorer-walk-full .explorer-walk-reading{min-height:0;flex:1 1 auto;overflow-y:auto;overscroll-behavior:contain;touch-action:pan-y;padding:.5rem .35rem .6rem 0;scrollbar-width:thin;scrollbar-color:#56879a transparent}
.explorer-walk-full .explorer-walk-category{display:inline-flex;margin:.2rem 0 1rem;padding:.35rem .75rem;border:1px solid #79dbcb8c;border-radius:999px;background:#163e46;color:#acf6e7;font-size:.77rem;font-weight:750}
.explorer-walk-full .explorer-walk-reading h1{font-size:clamp(1.85rem,3.4vw,3.3rem);line-height:1.13;letter-spacing:-.045em;margin:0 0 .9rem;color:#fff;overflow-wrap:break-word}
.explorer-walk-full .explorer-walk-date{font-size:.78rem;color:#9cbfcf;line-height:1.35;margin:0 0 1.25rem;white-space:normal}
.explorer-walk-full .explorer-walk-description{font-size:clamp(.94rem,1.35vw,1.09rem);line-height:1.7;margin:0 0 1rem;color:#c5d9e5;white-space:pre-wrap}
.explorer-walk-full .explorer-walk-controls{flex:none;padding:1rem clamp(1.2rem,3vw,2.7rem) 1.15rem;margin:0;display:grid;gap:.7rem;border-top:1px solid #7596a433}
.explorer-walk-full .explorer-walk-primary-actions,.explorer-walk-full .explorer-walk-step-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.55rem}
.explorer-walk-full .explorer-walk-controls .button{display:flex;align-items:center;justify-content:center;min-width:0;padding:.8rem .55rem;font-size:.85rem;text-align:center;text-decoration:none}
.explorer-walk-full .explorer-walk-step-actions .button{border:1px solid #55818f7a;background:#20384d}
.explorer-walk-full .explorer-walk-control-note{font-size:.73rem;color:#9fbed0;text-align:center}
.explorer-walk-full .explorer-walk-empty{margin:auto;max-width:650px;padding:2.2rem;line-height:1.7;text-align:center}
.explorer-walk-full .explorer-walk-empty h1{font-size:clamp(2rem,6vw,3rem)}
@media(max-width:780px){
  .explorer-walk-full .explorer-walk-frame{display:flex;flex-direction:column}
  .explorer-walk-full .explorer-walk-visual{flex:0 0 35%;max-height:40%;touch-action:pan-x}
  .explorer-walk-full .explorer-walk-detail{flex:1 1 auto;min-height:0}
  .explorer-walk-full .explorer-walk-info{padding:.9rem 1.15rem 0}
  .explorer-walk-full .explorer-walk-info-top{margin-bottom:.35rem}
  .explorer-walk-full .explorer-walk-reading{padding-top:.3rem}
  .explorer-walk-full .explorer-walk-reading h1{font-size:clamp(1.5rem,5.1vw,2.25rem);margin-bottom:.5rem}
  .explorer-walk-full .explorer-walk-category{margin:.12rem 0 .6rem}
  .explorer-walk-full .explorer-walk-date{margin-bottom:.65rem}
  .explorer-walk-full .explorer-walk-controls{padding:.65rem 1.15rem .75rem;gap:.42rem}
  .explorer-walk-full .explorer-walk-controls .button{padding:.6rem .4rem;min-height:39px;font-size:.8rem}
  .explorer-walk-full .explorer-walk-control-note{font-size:.68rem}
  .explorer-walk-full .explorer-walk-visual-brand{top:.9rem;left:1.15rem;font-size:.65rem}
  .explorer-walk-full .explorer-walk-visual-hint{left:1.15rem;bottom:.85rem;font-size:.7rem}
}
@media(max-width:780px) and (max-height:690px){
  .explorer-walk-full .explorer-walk-visual{flex-basis:26%}
  .explorer-walk-full .explorer-walk-info{padding-top:.55rem}
  .explorer-walk-full .explorer-walk-controls{padding-top:.4rem;padding-bottom:.4rem}
  .explorer-walk-full .explorer-walk-control-note{display:none}
}
@media(prefers-reduced-motion:reduce){.explorer-walk-full *{scroll-behavior:auto!important}}