/* "How your ear works" tour (TEST build). The section's text is plain HTML in tinnitus.html; tinnitus-ear.js adds the numbered dots on the picture.
   With JavaScript off, the eight parts are still a readable list of cards. No glow, no flicker: only the clicked dot and card change. */
.ex{--ink:#2A1F1A;--soft:#5C5048;--plum:#482C5B;--gold:#E6B85C;--honey:#C9A25B;--line:rgba(201,162,91,.35);
  --mono:ui-monospace,"SF Mono","Cascadia Mono",Menlo,Consolas,monospace;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(18px,3vw,40px);max-width:1080px;margin:clamp(22px,3vw,34px) auto 0;align-items:start}

/* picture */
.ex__fig{position:sticky;top:96px;margin:0;padding:clamp(10px,1.4vw,16px);border-radius:28px;background:linear-gradient(160deg,#FFFFFF,#FBF5ED);
  border:1px solid var(--line);box-shadow:0 2px 6px rgba(148,124,100,.12),0 18px 38px rgba(148,124,100,.18)}
.ex__pic{position:relative;border-radius:20px;overflow:hidden;background:#FBF3E8;aspect-ratio:1/1}
.ex__pic img{display:block;width:100%;height:100%;object-fit:cover}
.ex__cap{margin:10px 6px 2px;text-align:center;font:600 .64rem/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:#8A6A2E}
.ex__pin{position:absolute;z-index:2;width:30px;height:30px;margin:-15px 0 0 -15px;padding:0;border:0;border-radius:50%;cursor:pointer;
  background:var(--plum);color:#fff;font:700 .85rem/1 'Outfit',sans-serif;box-shadow:0 0 0 3px rgba(255,255,255,.9),0 3px 8px rgba(42,31,26,.30)}
.ex__pin:hover{background:#5A3A74}
.ex__pin:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.ex__pin.is-on{background:var(--gold);color:var(--ink);box-shadow:0 0 0 3px #fff,0 0 0 6px var(--plum)}

/* list */
.ex__list{display:grid;gap:10px}
.ex__item{border-radius:20px;background:linear-gradient(160deg,#FFFFFF,#FBF5ED);border:1px solid var(--line);box-shadow:0 1px 4px rgba(148,124,100,.12)}
.ex__item[open]{border-color:rgba(72,44,91,.45);box-shadow:0 8px 22px rgba(148,124,100,.18)}
.ex__sum{display:flex;align-items:center;gap:14px;padding:12px 16px;cursor:pointer;list-style:none;min-height:60px}
.ex__sum::-webkit-details-marker{display:none}
.ex__sum:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:20px}
.ex__num{flex:0 0 34px;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--plum);color:#fff;font:700 .9rem/1 'Outfit',sans-serif}
.ex__item[open] .ex__num{background:var(--gold);color:var(--ink)}
.ex__name{flex:1;min-width:0}
.ex__name b{display:block;font-family:'Playfair Display',Georgia,serif;font-weight:600;font-size:1.12rem;line-height:1.2;color:var(--ink)}
.ex__name small{display:block;margin-top:3px;font:600 .6rem/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:#8A6A2E}
.ex__chev{flex:0 0 28px;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#F6EFE6}
.ex__chev svg{width:15px;height:15px;fill:none;stroke:var(--plum);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s}
.ex__item[open] .ex__chev svg{transform:rotate(180deg)}
.ex__body{padding:2px 18px 18px 64px}
.ex__body p{margin:0 0 10px;font-size:.96rem;line-height:1.62;color:var(--soft)}
.ex__know{padding:10px 12px;border-radius:12px;background:#F6EFE6;color:var(--ink)!important}
.ex__know b{color:var(--plum)}
.ex__more{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;margin-top:12px!important}
.ex__more span{font:600 .62rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:#8A6A2E}
.ex__more a{font-weight:600;font-size:.9rem;color:var(--plum);text-underline-offset:3px}
.ex__more a:focus-visible,.ex__go:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.ex__end{margin-top:8px;padding:16px 18px;border-radius:20px;background:#F6EFE6;text-align:center}
.ex__end p{margin:0 0 12px;font-size:.86rem;line-height:1.5;color:var(--soft)}
.ex__go{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:10px 22px;border-radius:999px;font:600 1rem/1.1 'Outfit',sans-serif;color:#fff;text-decoration:none;
  background:linear-gradient(160deg,#5A3A74,#482C5B 55%,#3A2349);box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 10px 22px rgba(72,44,91,.28)}

@media(max-width:900px){.ex{grid-template-columns:1fr}.ex__fig{position:static;max-width:560px;margin:0 auto}}
@media(max-width:560px){.ex__body{padding:2px 14px 16px 14px}.ex__sum{gap:10px;padding:10px 12px}.ex__pin{width:34px;height:34px;margin:-17px 0 0 -17px}}
@media(prefers-reduced-motion:reduce){.ex__chev svg{transition:none}}


/* ---------- guided tour (JS on): one part at a time, big Back / Next buttons, no drop-downs ---------- */
.ex--guided{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);align-items:stretch}
.ex--guided .ex__list{display:none}
.ex--guided .ex__fig{position:static;display:flex;flex-direction:column;justify-content:center}
.ex__pin{transition:transform .25s}
.ex--guided .ex__pin{opacity:.8}
.ex--guided .ex__pin.is-on{opacity:1;transform:scale(1.28);z-index:3}
.ex--guided .ex__pin.is-on::after{content:'';position:absolute;inset:-9px;border-radius:50%;border:3px solid var(--gold);animation:gtRing 2.4s ease-out infinite}
@keyframes gtRing{0%{transform:scale(.8);opacity:.95}100%{transform:scale(1.5);opacity:0}}
.gt{display:grid;gap:14px;min-width:0}
.gt__card{display:flex;flex-direction:column;padding:clamp(18px,2.2vw,28px);border-radius:26px;background:linear-gradient(160deg,#FFFFFF,#FBF5ED);border:1px solid rgba(72,44,91,.35);box-shadow:0 10px 26px rgba(148,124,100,.2)}
.gt__top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
.gt__step{font:700 .74rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:#8A6A2E}
.gt__bar{display:flex;gap:4px;flex:1;max-width:200px}
.gt__bar i{flex:1;height:7px;border-radius:4px;background:rgba(42,31,26,.12)}
.gt__bar i.on{background:var(--plum)}
.gt__content{flex:1;transition:opacity .25s}
.gt__content.is-fading{opacity:0}
.gt__head{display:flex;align-items:center;gap:14px;margin-bottom:12px}
.gt__num{flex:0 0 46px;width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--gold);color:var(--ink);font:700 1.2rem/1 'Outfit',sans-serif}
.gt__title{margin:0;font-family:'Playfair Display',Georgia,serif;font-weight:600;font-size:clamp(1.6rem,2.4vw,2.1rem);line-height:1.15;color:var(--ink)}
.gt__sub{display:block;margin-top:4px;font:600 .68rem/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:#8A6A2E}
.gt__text p{margin:0 0 12px;font-size:1.1rem;line-height:1.65;color:#4A3F38}
.gt__text .ex__know{padding:12px 14px;border-radius:14px;background:#F6EFE6;color:var(--ink)}
.gt__text .ex__more{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px}
.gt__text .ex__more a{font-weight:600;font-size:1rem}
.gt__nav{display:grid;grid-template-columns:1fr 1.4fr;gap:12px;margin-top:16px}
.gt__btn{min-height:58px;padding:12px 20px;border-radius:999px;border:2px solid var(--plum);background:transparent;color:var(--plum);font:600 1.08rem/1.1 'Outfit',sans-serif;cursor:pointer}
.gt__btn--next{background:linear-gradient(160deg,#5A3A74,#482C5B 55%,#3A2349);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 10px 22px rgba(72,44,91,.28)}
.gt__btn[disabled]{opacity:.35;cursor:default}
.gt__btn:focus-visible,.gt__jump button:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.gt__jumpk{margin:0 0 8px;font:700 .68rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:#8A6A2E}
.gt__jump{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.gt__jump button{min-height:56px;display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:16px;border:1px solid var(--line);background:linear-gradient(160deg,#FFFFFF,#FBF5ED);cursor:pointer;text-align:left;font:600 .88rem/1.2 'Outfit',sans-serif;color:var(--ink)}
.gt__jump button b{flex:0 0 28px;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--plum);color:#fff;font-size:.82rem}
.gt__jump button[aria-current="step"]{border-color:var(--plum);background:#F6EFE6}
.gt__jump button[aria-current="step"] b{background:var(--gold);color:var(--ink)}
@media(max-width:1199px){.ex--guided{grid-template-columns:1fr;max-width:640px}.ex--guided .ex__fig{position:static;display:block;margin:0 auto;width:100%}.gt__nav{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.gt__jump button{font-size:.82rem}.gt__text p{font-size:1.05rem}}
@media(prefers-reduced-motion:reduce){.ex--guided .ex__pin.is-on::after{animation:none}.gt__content{transition:none}.ex__pin{transition:none}}

@media(max-width:1199px){.gt__top{order:0}.gt__nav{order:1;margin:0 0 14px}.gt__content{order:2;flex:0 0 auto}}

.gt__below{max-width:1080px;margin:18px auto 0;display:grid;gap:14px}
.gt__below .gt__jump{grid-template-columns:repeat(4,1fr)}
@media(min-width:1000px){.gt__below .gt__jump{grid-template-columns:repeat(8,1fr)}.gt__below .gt__jump button{flex-direction:column;justify-content:center;text-align:center;gap:6px;padding:10px 6px;min-height:78px}}
.gt{display:flex;flex-direction:column}.gt__card{flex:1 1 auto}
.gt__below{--ink:#2A1F1A;--soft:#5C5048;--plum:#482C5B;--gold:#E6B85C;--honey:#C9A25B;--line:rgba(201,162,91,.35);--mono:ui-monospace,"SF Mono","Cascadia Mono",Menlo,Consolas,monospace}
@media(max-width:560px){.gt__below .gt__jump{grid-template-columns:1fr 1fr}}

/* picture band is 4:3 (the empty cream above and below the ear is cropped), with a hint above and the current part's name below */
.ex--guided .ex__pic{aspect-ratio:4/3}
.ex__hint{margin:2px 6px 12px;text-align:center;font-size:1.05rem;line-height:1.4;font-weight:600;color:var(--plum)}
.ex__now{margin:14px 6px 2px;text-align:center}
.ex__now span{display:block;font:700 .74rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:#8A6A2E;margin-bottom:6px}
.ex__now b{display:block;font-family:'Playfair Display',Georgia,serif;font-weight:600;font-size:clamp(1.4rem,2.2vw,1.9rem);line-height:1.15;color:var(--ink)}
.ex--guided .ex__cap{font-size:.76rem;margin-top:12px}
@media(min-width:1200px){.ex--guided .ex__fig{justify-content:space-between}}
@media(max-width:1199px){.ex--guided .ex__fig{max-width:none}}