/* KCT v5 — Cánh cửa khám phá: gateway, cascade, layers, aha, journey, hotspots */
:root{
  --gw-ivory:#f7f2e7; --gw-ink:#2b2419; --gw-muted:#6f6455;
  --gw-burg:#6e1423; --gw-gold:#c9a227; --gw-line:#e3d9c2;
}

/* ============ HERO v5 — invite, don't explain ============ */
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin:30px 0 8px}
.hero-cta button{font-family:var(--serif-d);font-size:17.5px;padding:16px 38px;border-radius:999px;
  cursor:pointer;border:1px solid var(--gold);background:var(--gold);color:#241a08;min-height:58px;
  transition:transform .25s,box-shadow .25s}
.hero-cta button:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(201,162,39,.3)}
.hero-cta button.ghost{background:transparent;color:#f2e9d5;border-color:rgba(242,233,213,.5)}
.hero-cta button.ghost:hover{border-color:var(--gold);box-shadow:none}

/* ============ ARTICLE deep box (v5.1) ============ */
.article-deep{max-width:780px;margin:64px auto;padding:clamp(28px,4vw,48px);
  background:#fffdf7;border:1px solid var(--line);border-radius:18px}
.article-deep .kicker{color:var(--burgundy);letter-spacing:.3em;font-size:11px;margin-bottom:12px}
.article-deep h3{font-family:var(--serif-d);font-size:clamp(24px,3.6vw,34px);color:var(--ink);margin:0 0 18px}
.article-deep .gw-terms{border-top:none;padding-top:6px}

/* ============ audio button ============ */
.aud-btn{display:inline-flex;align-items:center;gap:8px;margin:0 0 14px 12px;background:none;
  border:1px solid var(--gw-line);border-radius:999px;padding:9px 20px;cursor:pointer;
  color:var(--gw-muted);font-size:14px;min-height:44px;vertical-align:middle}
.aud-btn:hover{border-color:var(--gw-gold);color:var(--gw-burg)}
.aud-btn.playing{border-color:var(--gw-gold);color:var(--gw-burg);background:#fffdf7}
.aud-btn .eq{display:inline-flex;gap:2px;align-items:flex-end;height:12px}
.aud-btn .eq i{width:2px;background:var(--gw-gold);height:4px}
.aud-btn.playing .eq i{animation:eq .8s infinite ease-in-out}
.aud-btn.playing .eq i:nth-child(2){animation-delay:.2s}
.aud-btn.playing .eq i:nth-child(3){animation-delay:.4s}
@keyframes eq{0%,100%{height:4px}50%{height:12px}}
@media (prefers-reduced-motion:reduce){.aud-btn.playing .eq i{animation:none}}

/* ============ footprints ============ */
.footprints{max-width:860px;margin:30px auto 0;font-size:14.5px;color:var(--muted);line-height:2}
.footprints .fp-label{letter-spacing:.14em;font-size:12px;margin-right:8px}
.footprints button.fp{background:none;border:1px solid var(--line);border-radius:999px;
  padding:7px 16px;margin:0 4px 6px 0;cursor:pointer;color:var(--ink);font-size:14px;font-family:var(--serif-d)}
.footprints button.fp:hover{border-color:var(--gold)}
.footprints .fp-clear{background:none;border:none;color:var(--muted);cursor:pointer;
  text-decoration:underline;font-size:13px;margin-left:8px}

/* ============ ask box ============ */
.ask-box{max-width:640px;margin:56px auto 0;text-align:center;padding:44px clamp(24px,4vw,48px);
  border:1px dashed var(--line);border-radius:18px;background:#fffdf7}
.ask-box h3{font-family:var(--serif-d);font-size:clamp(22px,3.4vw,30px);color:var(--ink);margin:0 0 10px}
.ask-box p{color:var(--muted);font-size:15.5px;margin:0 0 20px;line-height:1.7}
.ask-box textarea{width:100%;min-height:96px;border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;font-size:16px;font-family:var(--sans);color:var(--ink);background:#fff;resize:vertical}
.ask-box textarea:focus{outline:none;border-color:var(--gold)}
.ask-box .hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.ask-box button.send{margin-top:16px;background:var(--burgundy);color:#f7f2e7;border:none;
  border-radius:999px;padding:14px 40px;font-size:15.5px;cursor:pointer;min-height:52px}
.ask-box button.send:hover{background:#8a1a2e}
.ask-box button.send:disabled{opacity:.55;cursor:default}
.ask-note{margin-top:14px;font-size:13.5px;color:var(--muted);min-height:20px}
.ask-note.ok{color:#3d6b35}

/* ============ GATEWAY SECTION ============ */
.gateway{padding:110px 0 90px;text-align:center}
.gateway .kicker{color:var(--gold);letter-spacing:.35em;font-size:12px;margin-bottom:18px}
.gateway h2{font-family:var(--serif-d);font-size:clamp(30px,4.6vw,52px);color:var(--ink);margin:0 0 14px}
.gateway .gsub{color:var(--muted);max-width:560px;margin:0 auto 44px;font-size:17px}
.gw-chips{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;max-width:860px;margin:0 auto}
.gw-chip{font-family:var(--serif-d);font-size:19px;color:var(--ink);background:#fffdf7;
  border:1px solid var(--line);border-radius:999px;padding:16px 34px;cursor:pointer;
  transition:transform .25s,box-shadow .25s,border-color .25s;min-height:56px}
.gw-chip:hover{transform:translateY(-2px);border-color:var(--gold);box-shadow:0 10px 26px rgba(120,84,20,.12)}
.gw-chip.curious{border-style:dashed;color:var(--burgundy)}
.gw-hint{margin-top:26px;color:var(--muted);font-size:14px;letter-spacing:.04em}

/* ============ CASCADE OVERLAY ============ */
.gw-overlay{position:fixed;inset:0;z-index:1200;display:none;align-items:flex-start;justify-content:center;
  background:rgba(20,14,8,.55);backdrop-filter:blur(6px);padding:4vh 16px;overflow-y:auto}
.gw-overlay.open{display:flex}
.gw-sheet{background:var(--gw-ivory);color:var(--gw-ink);border-radius:18px;max-width:760px;width:100%;
  max-height:92vh;overflow-y:auto;padding:clamp(28px,5vw,64px);position:relative;
  box-shadow:0 40px 90px rgba(0,0,0,.35);animation:gwIn .35s ease}
@keyframes gwIn{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
.gw-close{position:sticky;top:0;float:right;width:44px;height:44px;border-radius:50%;border:1px solid var(--gw-line);
  background:#fffdf7;font-size:22px;cursor:pointer;color:var(--gw-muted);margin:-8px -8px 0 0}
.gw-close:hover{color:var(--gw-burg);border-color:var(--gw-gold)}
.gw-kicker{color:var(--gw-burg);letter-spacing:.3em;font-size:11px;margin-bottom:12px}
.gw-title{font-family:var(--serif-d);font-size:clamp(26px,4vw,38px);margin:0 0 10px;line-height:1.25}
.gw-tag{color:var(--gw-muted);margin:0 0 34px;font-size:16px}
/* question chain */
.gw-chain{position:relative;margin:0;padding:0;list-style:none}
.gw-chain::before{content:"";position:absolute;left:23px;top:20px;bottom:20px;width:1px;background:var(--gw-line)}
.gw-q{position:relative;padding:0 0 8px 64px;margin-bottom:6px}
.gw-qdot{position:absolute;left:12px;top:16px;width:23px;height:23px;border-radius:50%;
  border:1px solid var(--gw-gold);background:var(--gw-ivory);z-index:1}
.gw-q.open .gw-qdot{background:var(--gw-gold)}
.gw-qbtn{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:10px 0;
  font-family:var(--serif-d);font-size:21px;color:var(--gw-ink);line-height:1.4}
.gw-qbtn .arr{float:right;color:var(--gw-gold);transition:transform .25s;font-size:16px;margin-top:6px}
.gw-q.open .gw-qbtn .arr{transform:rotate(90deg)}
.gw-qbody{display:none;padding:6px 0 26px}
.gw-q.open .gw-qbody{display:block;animation:gwIn .3s ease}
/* layer tabs */
.gw-tabs{display:flex;gap:8px;margin:14px 0 18px;flex-wrap:wrap}
.gw-tab{border:1px solid var(--gw-line);background:transparent;border-radius:999px;padding:9px 20px;
  font-size:13px;letter-spacing:.12em;cursor:pointer;color:var(--gw-muted);min-height:44px}
.gw-tab.on{background:var(--gw-burg);border-color:var(--gw-burg);color:#f7f2e7}
.gw-layer{display:none}
.gw-layer.on{display:block;animation:gwIn .3s ease}
.gw-layer p{font-size:17px;line-height:1.85;color:#3d342a;margin:0 0 14px}
.gw-layer .lv{font-size:11px;letter-spacing:.28em;color:var(--gw-gold);margin-bottom:10px}
/* terms + sources */
.gw-terms{margin:18px 0;border-top:1px solid var(--gw-line);padding-top:14px}
.gw-term{margin-bottom:10px;font-size:15.5px;line-height:1.7}
.gw-term b{font-family:var(--serif-d);color:var(--gw-ink)}
.gw-src{margin:4px 0;font-size:14px;color:var(--gw-muted);line-height:1.7}
.gw-src .stype{display:inline-block;font-size:11px;letter-spacing:.1em;border:1px solid var(--gw-line);
  border-radius:999px;padding:2px 10px;margin-right:8px;color:var(--gw-burg);white-space:nowrap}
.gw-teacher{margin:16px 0;padding:14px 18px;border-left:3px solid var(--gw-gold);background:#fffdf7;
  font-size:15px;line-height:1.75;color:#4a3f30;border-radius:0 10px 10px 0}
.gw-links{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.gw-links a{color:var(--gw-burg);text-decoration:none;font-size:16px;border-bottom:1px solid var(--gw-line);
  padding-bottom:8px;width:fit-content}
.gw-links a:hover{border-color:var(--gw-gold)}
/* next questions */
.gw-next{margin-top:22px;padding-top:18px;border-top:1px dashed var(--gw-line)}
.gw-next p{font-size:13px;letter-spacing:.18em;color:var(--gw-muted);margin:0 0 12px}
.gw-nextq{display:block;width:100%;text-align:left;background:#fffdf7;border:1px solid var(--gw-line);
  border-radius:12px;padding:14px 18px;margin-bottom:8px;cursor:pointer;font-size:16.5px;
  font-family:var(--serif-d);color:var(--gw-ink);min-height:52px}
.gw-nextq:hover{border-color:var(--gw-gold)}
.gw-nextq span{float:right;color:var(--gw-gold)}
/* wonder note */
.gw-wonder{margin:20px 0;padding:18px 20px;background:linear-gradient(135deg,#fffdf7,#f7f0dd);
  border:1px solid var(--gw-gold);border-radius:14px}
.gw-wonder .wk{font-size:11px;letter-spacing:.24em;color:var(--gw-burg);margin-bottom:8px}
.gw-wonder p{font-size:16px;line-height:1.8;margin:0;color:#3d342a}

/* ============ AHA visual reframe ============ */
.aha{margin:22px 0;border:1px solid var(--gw-line);border-radius:14px;overflow:hidden;background:#fffdf7}
.aha .ah{font-size:11px;letter-spacing:.26em;color:var(--gw-gold);padding:14px 20px 0}
.aha-before{padding:14px 20px 18px;font-family:var(--serif-d);font-size:20px;color:#8a7a63;
  text-decoration:line-through;transition:opacity .6s}
.aha.after .aha-before{opacity:.35}
.aha-after{padding:0 20px 20px;display:flex;flex-direction:column;gap:2px}
.aha-line{font-family:var(--serif-d);font-size:19px;color:var(--gw-ink);opacity:0;transform:translateY(8px);
  transition:opacity .5s,transform .5s;line-height:1.6}
.aha-line.arrow{color:var(--gw-gold);font-size:15px;text-align:left}
.aha.after .aha-line{opacity:1;transform:none}
.aha.after .aha-line:nth-child(1){transition-delay:.15s}
.aha.after .aha-line:nth-child(2){transition-delay:.3s}
.aha.after .aha-line:nth-child(3){transition-delay:.45s}
.aha.after .aha-line:nth-child(4){transition-delay:.6s}
.aha.after .aha-line:nth-child(5){transition-delay:.75s}
.aha-toggle{margin:0 20px 18px;border:1px solid var(--gw-gold);background:none;border-radius:999px;
  padding:10px 24px;cursor:pointer;color:var(--gw-burg);font-size:14px;letter-spacing:.06em;min-height:44px}
@media (prefers-reduced-motion:reduce){
  .aha-line{transition:none;opacity:1;transform:none}
  .gw-sheet,.gw-q.open .gw-qbody,.gw-layer.on{animation:none}
}

/* ============ WONDER (random discovery) overlay ============ */
.wd-sheet{text-align:left}
.wd-sheet h3{font-family:var(--serif-d);font-size:clamp(24px,3.6vw,34px);margin:0 0 16px;line-height:1.35}
.wd-sheet .wd-body p{font-size:17px;line-height:1.85;color:#3d342a;margin:0 0 14px}
.wd-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.wd-actions a,.wd-actions button{border-radius:999px;padding:14px 28px;font-size:15px;cursor:pointer;
  text-decoration:none;min-height:52px}
.wd-deep{background:var(--gw-burg);color:#f7f2e7;border:none}
.wd-more{background:none;border:1px solid var(--gw-line);color:var(--gw-muted)}

/* ============ JOURNEY progressive (homepage) ============ */
.journey-now{max-width:720px;margin:0 auto;text-align:center}
.jy-here{display:inline-block;font-size:11px;letter-spacing:.3em;color:var(--gold);
  border:1px solid var(--line);border-radius:999px;padding:10px 26px;margin-bottom:26px}
.jy-card{background:#fffdf7;border:1px solid var(--line);border-radius:18px;padding:clamp(30px,5vw,54px);
  text-align:left;box-shadow:0 18px 44px rgba(120,84,20,.08)}
.jy-card .num{font-family:var(--serif-d);color:var(--gold);letter-spacing:.2em;font-size:13px}
.jy-card h3{font-family:var(--serif-d);font-size:clamp(26px,4vw,38px);margin:10px 0 14px;color:var(--ink)}
.jy-card .lede{font-size:17.5px;line-height:1.8;color:var(--muted);margin:0 0 8px}
.jy-card .meta{font-size:14px;color:var(--muted);margin-bottom:24px}
.jy-go{display:inline-block;background:var(--burgundy);color:#f7f2e7;border-radius:999px;
  padding:15px 36px;text-decoration:none;font-size:15.5px;min-height:54px}
.jy-go:hover{background:#8a1a2e}
.jy-done{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin:26px 0 8px}
.jy-done span{font-size:13px;color:var(--muted);border:1px solid var(--line);border-radius:999px;
  padding:8px 18px;background:#fffdf7}
.jy-done span b{color:var(--gold);margin-right:6px}
.jy-all{margin-top:18px;display:inline-block;color:var(--muted);font-size:15px}
.jy-all:hover{color:var(--burgundy)}

/* ============ SACRED ART hotspots ============ */
.look-closer{padding:100px 0}
.lc-head{text-align:center;margin-bottom:44px}
.lc-head .kicker{color:var(--gold);letter-spacing:.35em;font-size:12px;margin-bottom:16px}
.lc-head h2{font-family:var(--serif-d);font-size:clamp(28px,4.4vw,48px);color:var(--ink);margin:0 0 12px}
.lc-head p{color:var(--muted);max-width:600px;margin:0 auto;font-size:17px}
.lc-stage{position:relative;max-width:860px;margin:0 auto;border-radius:18px;overflow:hidden;
  box-shadow:0 30px 70px rgba(20,12,6,.35)}
.lc-stage img{display:block;width:100%;height:auto}
.hotspot{position:absolute;width:46px;height:46px;margin:-23px 0 0 -23px;border-radius:50%;
  background:rgba(201,162,39,.16);border:1.5px solid var(--gold);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:transform .25s,background .25s}
.hotspot::after{content:"";width:10px;height:10px;border-radius:50%;background:var(--gold)}
.hotspot:hover{transform:scale(1.15);background:rgba(201,162,39,.3)}
.hotspot.seen{background:rgba(201,162,39,.32)}
.hotspot.seen::after{background:#fff3d6}
.lc-pop{position:absolute;z-index:5;background:var(--gw-ivory);color:var(--gw-ink);border-radius:14px;
  padding:22px 24px;max-width:320px;box-shadow:0 18px 44px rgba(0,0,0,.3);display:none;text-align:left}
.lc-pop.open{display:block;animation:gwIn .25s ease}
.lc-pop .qk{font-size:11px;letter-spacing:.22em;color:var(--gw-burg);margin-bottom:8px}
.lc-pop h4{font-family:var(--serif-d);font-size:19px;margin:0 0 10px}
.lc-pop p{font-size:15.5px;line-height:1.75;margin:0 0 12px;color:#3d342a}
.lc-pop button{background:none;border:none;color:var(--gw-burg);cursor:pointer;font-size:15px;
  padding:6px 0;min-height:40px}
.lc-pop .x{position:absolute;top:8px;right:12px;font-size:20px;color:var(--gw-muted)}
.lc-foot{text-align:center;margin-top:30px}

/* ============ random discovery button ============ */
.wd-open{display:inline-block;margin-top:26px;background:none;border:1px dashed var(--gold);
  color:var(--muted);border-radius:999px;padding:14px 32px;font-size:15.5px;cursor:pointer;min-height:52px}
.wd-open:hover{color:var(--burgundy);border-color:var(--burgundy)}

/* visited line (v4 keep) */
.visited-line{margin-top:18px;font-size:14px;color:var(--muted);min-height:20px}
.visited-line button{background:none;border:none;color:var(--burgundy);cursor:pointer;
  text-decoration:underline;font-size:14px;margin-left:10px}

@media (max-width:640px){
  .gateway{padding:70px 0 60px}
  .gw-chip{font-size:17px;padding:14px 26px}
  .gw-q{padding-left:48px}
  .gw-chain::before{left:17px}
  .gw-qdot{left:6px}
  .gw-qbtn{font-size:18.5px}
  .gw-overlay{padding:2vh 10px;align-items:flex-end}
  .gw-sheet{border-radius:18px 18px 0 0;max-height:94vh}
  .lc-pop{max-width:calc(100vw - 60px)}
  .hotspot{width:52px;height:52px;margin:-26px 0 0 -26px}
}

/* ============ v5.2 — predict · shadow · nidana chain · tour ============ */
.gw-answer.locked{display:none}
/* predict — a quiet guess before reading, never scored */
.gw-predict{border:1px dashed var(--gw-gold);border-radius:14px;padding:22px 22px 18px;margin:0 0 26px;background:#fffdf7}
.gw-predict .pk{font-size:11px;letter-spacing:.25em;color:var(--gw-burg);margin:0 0 10px}
.gw-predict .pq{font-family:var(--serif-d);font-size:20px;margin:0 0 16px;line-height:1.5}
.popts{display:flex;flex-direction:column;gap:10px;margin-bottom:6px}
.gw-opt{text-align:left;background:var(--gw-ivory);border:1px solid var(--gw-line);border-radius:10px;
  padding:13px 16px;font-size:16px;color:var(--gw-ink);cursor:pointer;min-height:52px;line-height:1.45}
.gw-opt:hover{border-color:var(--gw-gold)}
.gw-opt.picked{border-color:var(--gw-gold);background:#fbf6e9}
.gw-opt:disabled{cursor:default;opacity:.85}
.gw-predict.done .gw-opt:not(.picked){opacity:.55}
.presp{font-style:italic;color:var(--gw-burg);font-size:16px;line-height:1.7;margin:14px 0 4px;
  border-left:2px solid var(--gw-gold);padding-left:14px}
.gw-skip{background:none;border:none;color:var(--gw-muted);font-size:14.5px;cursor:pointer;
  padding:10px 0;min-height:44px;text-decoration:underline}
/* shadow — the question behind the question */
.gw-shadow{margin-top:18px;padding-top:14px;border-top:1px solid var(--gw-line);
  font-style:italic;color:var(--gw-muted);font-size:15.5px;line-height:1.75}
.gw-shadow span{font-style:normal;font-size:12px;letter-spacing:.18em;color:var(--gw-burg);display:block;margin-bottom:6px}
/* 12 nidanas chain */
.gw-chain12{margin-top:6px}
.c12-intro{color:var(--gw-muted);font-size:15.5px;font-style:italic;margin-bottom:18px}
.c12{list-style:none;margin:0;padding:0;position:relative}
.c12::before{content:"";position:absolute;left:19px;top:24px;bottom:24px;width:1px;background:var(--gw-line)}
.c12-item{position:relative;padding:0 0 6px 52px;margin-bottom:6px}
.c12-btn{display:flex;align-items:center;gap:12px;width:100%;background:none;border:none;cursor:pointer;
  padding:10px 0;min-height:52px;text-align:left}
.c12-num{flex:0 0 auto;width:40px;height:40px;border-radius:50%;border:1px solid var(--gw-gold);
  background:var(--gw-ivory);color:var(--gw-burg);font-family:var(--serif-d);font-size:17px;
  display:flex;align-items:center;justify-content:center;position:absolute;left:0;top:8px}
.c12-item .c12-btn.open .c12-num{background:var(--gw-gold);color:#fff}
.c12-name{font-family:var(--serif-d);font-size:19px;color:var(--gw-ink)}
.c12-arr{margin-left:auto;color:var(--gw-gold);font-size:15px;transition:transform .25s}
.c12-btn.open .c12-arr{transform:rotate(180deg)}
.c12-desc{margin:0 0 10px;font-size:16px;line-height:1.75;color:#3d342a;
  border-left:2px solid var(--gw-gold);padding-left:14px}
.c12-loop{text-align:center;font-style:italic;color:var(--gw-muted);font-size:15px;margin:18px 0 4px}
/* tour */
.tour-lede{color:var(--gw-muted);font-size:16.5px;line-height:1.75;margin:0 0 24px;font-style:italic}
.tour-lead{border-left:2px solid var(--gw-gold);padding:4px 0 4px 18px;margin:0 0 26px}
.tour-lead p{font-style:italic;font-size:17px;line-height:1.8;color:#3d342a;margin:0 0 10px}
.tour-aud{margin:0}
.tour-dots{display:flex;gap:10px;justify-content:center;margin:0 0 28px}
.tour-dots .td{width:34px;height:3px;border-radius:2px;background:var(--gw-line)}
.tour-dots .td.past{background:var(--gw-gold)}
.tour-dots .td.on{background:var(--gw-burg)}
.tour-q{margin:0 0 28px}
.tq-k{font-size:11px;letter-spacing:.25em;color:var(--gw-burg);margin:0 0 12px}
.tour-q h4{font-family:var(--serif-d);font-size:24px;margin:0 0 14px;line-height:1.4}
.tour-q p{font-size:16.5px;line-height:1.8;margin:0 0 14px}
.tour-qrow{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.tour-qrow .aud-btn{margin:0}
.tour-deep{background:none;border:none;color:var(--gw-burg);font-size:16px;cursor:pointer;
  padding:10px 0;min-height:44px;border-bottom:1px solid var(--gw-line)}
.tour-nav{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:10px;flex-wrap:wrap}
.tour-go{display:inline-block;background:var(--gw-burg);color:#fff;text-decoration:none;border:none;
  border-radius:999px;padding:14px 30px;font-size:16px;cursor:pointer;min-height:52px}
.tour-go:hover{background:#58101d}
.tour-back{background:none;border:1px solid var(--gw-line);border-radius:999px;padding:13px 24px;
  font-size:15px;color:var(--gw-muted);cursor:pointer;min-height:52px}
.tour-back:hover{color:var(--gw-burg);border-color:var(--gw-gold)}
.gw-backtour{display:block;background:none;border:1px solid var(--gw-line);border-radius:999px;
  padding:10px 22px;font-size:14.5px;color:var(--gw-muted);cursor:pointer;margin-bottom:18px;min-height:44px}
.gw-backtour:hover{color:var(--gw-burg);border-color:var(--gw-gold)}
/* tour invite line under gateway chips */
.gw-tour-invite{text-align:center;margin-top:26px;font-size:15.5px;color:var(--muted)}
.gw-tour-invite button{background:none;border:none;color:var(--burgundy);font-size:15.5px;cursor:pointer;
  border-bottom:1px solid var(--gold);padding:4px 0;min-height:44px}
@media (max-width:640px){
  .gw-predict{padding:18px 16px 14px}
  .gw-predict .pq{font-size:18px}
  .tour-q h4{font-size:21px}
  .tour-nav .tour-go,.tour-nav .tour-back{flex:1 1 100%;text-align:center}
}

/* ============ v5.3 — smart ask · share · nidana cut ============ */
#ask-results{margin:6px 0 4px}
.ask-found-k{font-size:12px;letter-spacing:.2em;color:var(--gw-burg);margin:14px 0 10px}
.ask-door{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;
  text-align:left;background:#fffdf7;border:1px solid var(--gw-line);border-radius:10px;
  padding:13px 16px;font-size:16px;color:var(--gw-ink);cursor:pointer;margin-bottom:8px;min-height:52px;line-height:1.45}
.ask-door:hover{border-color:var(--gw-gold)}
.ask-door span{color:var(--gw-gold);flex:0 0 auto}
.ask-anyway{background:none;border:none;color:var(--gw-muted);font-size:14.5px;cursor:pointer;
  padding:10px 0;min-height:44px;text-decoration:underline;display:block}
.ask-anyway.solid{color:var(--gw-burg);text-decoration:none;border:1px solid var(--gw-gold);
  border-radius:999px;padding:12px 26px;margin-top:6px}
.ask-none{font-style:italic;color:var(--gw-muted);font-size:15.5px;line-height:1.7;margin:14px 0 4px}
/* share */
.gw-share-row{text-align:center;margin:26px 0 6px}
.gw-share{background:none;border:1px dashed var(--gw-line);border-radius:999px;color:var(--gw-muted);
  padding:10px 24px;font-size:14px;cursor:pointer;min-height:44px}
.gw-share:hover{color:var(--gw-burg);border-color:var(--gw-gold)}
/* nidana cut */
.c12-cut{display:block;margin:20px auto 0;background:none;border:1px dashed var(--gw-gold);
  border-radius:999px;color:var(--gw-burg);padding:12px 26px;font-size:15.5px;cursor:pointer;min-height:52px}
.c12-cut.on{background:var(--gw-burg);color:#fff;border-style:solid}
.c12-item.cut .c12-num{background:var(--gw-gold);color:#fff;box-shadow:0 0 0 6px rgba(201,162,39,.18)}
.c12-cut-note{margin:16px 0 4px;padding:16px 18px;border-left:2px solid var(--gw-gold);
  font-style:italic;font-size:16px;line-height:1.8;color:#3d342a;background:#fffdf7;border-radius:0 10px 10px 0}
.gw-tour-invite .sep{color:var(--gw-line);margin:0 10px}
@media (max-width:640px){
  .gw-tour-invite .sep{display:none}
  .gw-tour-invite button{display:inline-block;margin:2px 0}
}