/* ===== Marketplace reskin: Airbnb layout patterns, TWWB brand colors ===== */
h1,h2,h3,h4{font-family:var(--sans);letter-spacing:-.01em}

/* --- NAV --- */
nav{background:#fff;border-bottom:1px solid #EBEBEB}
.nav-inner{height:80px;gap:16px}
.nav-logo img{height:34px!important}
.search-pill{display:flex;align-items:center;gap:0;border:1px solid #DDDDDD;border-radius:999px;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.08);padding:7px 7px 7px 22px;cursor:pointer;font-family:var(--sans);transition:box-shadow .2s}
.search-pill:hover{box-shadow:0 3px 10px rgba(0,0,0,.14)}
.sp-seg{font-size:14px;font-weight:600;color:var(--ink);padding:0 16px;white-space:nowrap}
.sp-seg:first-child{padding-left:0}
.sp-muted{color:#6A6A6A;font-weight:400}
.sp-div{width:1px;height:24px;background:#DDDDDD}
.sp-btn{width:34px;height:34px;border-radius:50%;background:var(--green);display:inline-flex;align-items:center;justify-content:center;margin-left:10px;flex:none}
.sp-btn svg{width:14px;height:14px;stroke:#fff;stroke-width:3;fill:none}
.nav-links{gap:6px;font-size:14px;font-weight:600}
.nav-links a{padding:10px 14px;border-radius:999px}
.nav-links a:hover{background:var(--sage-tint);color:var(--ink)}

/* --- CATEGORY BAR --- */
.catbar{background:#fff;border-bottom:1px solid #EBEBEB;position:sticky;top:0;z-index:40}
.catbar-inner{display:flex;gap:8px;align-items:stretch;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;padding-top:6px}
.catbar-inner::-webkit-scrollbar{display:none}
@media(min-width:901px){.catbar-inner{justify-content:space-evenly;gap:0}}
.catbar .chip,.cat-all{display:flex;flex-direction:column;align-items:center;gap:7px;min-width:76px;padding:12px 10px 14px;border:none;border-radius:0;background:none;font-family:var(--sans);font-size:12px;font-weight:600;color:#6A6A6A;cursor:pointer;border-bottom:2px solid transparent;transition:color .15s;box-shadow:none}
.catbar .chip svg,.cat-all svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.6;flex:none}
.catbar .chip:hover,.cat-all:hover{color:var(--ink);background:none;border-bottom-color:#DDDDDD}
.cat-all.active{color:var(--ink);border-bottom-color:var(--ink)}

/* --- HERO BANNER --- */
.hero{padding:24px 0 8px;background:#fff}
.hero-card{position:relative;border-radius:24px;overflow:hidden;min-height:340px;display:flex;align-items:flex-end;background:var(--green)}
.hero-card video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05) 30%,rgba(0,0,0,.55));pointer-events:none}
.hero-overlay{position:relative;z-index:2;padding:36px;color:#fff;max-width:34em}
.hero-overlay h1{color:#fff;font-size:clamp(28px,4vw,44px);line-height:1.1;margin:0 0 10px}
.hero-overlay p{font-size:16.5px;color:rgba(255,255,255,.92);margin-bottom:18px}

/* --- LISTING CARDS --- */
.grid{grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:26px 24px}
@media(min-width:641px){#protocolGrid:not(.browsing){grid-template-columns:repeat(3,1fr)}}
.card{border:none;border-radius:14px;padding:0;gap:0;background:none}
.card:hover{box-shadow:none;transform:none}
.card:hover .card-media img,.card:hover .card-media .cm-grad{transform:scale(1.04)}
.card-media{position:relative;aspect-ratio:20/19;border-radius:14px;overflow:hidden;margin-bottom:12px;background:var(--sage-tint)}
.card-media img,.card-media .cm-grad{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.cm-badge{position:absolute;top:12px;left:12px;background:#fff;border-radius:999px;padding:5px 11px;font-size:12px;font-weight:700;color:var(--ink);box-shadow:0 1px 4px rgba(0,0,0,.18)}
.cm-heart{position:absolute;top:8px;right:8px;width:38px;height:38px;border:none;background:none;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0}
.cm-heart svg{width:24px;height:24px;fill:rgba(0,0,0,.5);stroke:#fff;stroke-width:2;transition:transform .15s,fill .15s}
.cm-heart:hover svg{transform:scale(1.1)}
.cm-heart.liked svg{fill:var(--green)}
.card .card-top{padding:0;margin-bottom:2px;gap:8px}
.card .avatar{width:24px;height:24px;font-size:9px}
.card .expert-name{font-size:14.5px;font-weight:600}
.card .expert-cred{display:none}
.card h3{font-size:15.5px;line-height:1.3;font-weight:600;display:flex;justify-content:space-between;gap:12px;align-items:baseline}
.card .rate{font-size:14px;color:var(--ink);white-space:nowrap;font-weight:400}
.card .inside{font-size:14.5px;color:#6A6A6A;margin-top:2px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card .tags{margin-top:4px}
.card-foot{border-top:none;padding-top:6px}
.card .price{font-family:var(--sans);font-size:15.5px;font-weight:700}
.lchip{border-radius:999px;padding:9px 18px}
.protocols{padding:26px 0 70px}
.section-head h2{font-size:clamp(24px,2.6vw,30px)}
.authority-card{border-radius:18px}
.qbox{border:1px solid var(--line);box-shadow:0 6px 16px rgba(0,0,0,.08)}
.layers{padding:56px 0 20px}
.layer,.role,.res,.book,.pathcard,.prod,.planrow,.entry{border-radius:14px}

/* --- DETAIL: booking card --- */
.buybox{border:1px solid var(--line);border-radius:14px;box-shadow:0 6px 16px rgba(0,0,0,.12)}
.buybox .price{font-family:var(--sans);font-size:26px}
@media(min-width:881px){.phead aside{position:sticky;top:100px}}

/* --- BOTTOM TAB BAR (mobile) --- */
.tabbar{display:none;border-bottom:none}
@media(max-width:900px){
  .nav-links{display:none}
  .nav-inner{height:64px}
  .search-pill{flex:1;min-width:0;justify-content:space-between;padding:6px 6px 6px 18px;overflow:hidden}
  .nav-logo img{height:24px!important}
  .sp-seg{padding:0 8px}
  .sp-div,.sp-seg.sp-b,.sp-seg:first-child{display:none}
  .sp-muted{color:var(--ink);font-weight:600}
  .hero-overlay{padding:24px}
  .hero-card{min-height:300px}
  .catbar{top:64px}
  .tabbar{position:fixed;top:auto;bottom:0;left:0;right:0;z-index:80;display:flex;background:#fff;border-top:1px solid #EBEBEB;padding:6px 8px calc(6px + env(safe-area-inset-bottom,0px));justify-content:space-around}
  .tabbar a,.tabbar button{display:flex;flex-direction:column;align-items:center;gap:3px;font-family:var(--sans);font-size:10.5px;font-weight:600;color:#6A6A6A;background:none;border:none;cursor:pointer;padding:4px 12px;min-width:64px}
  .tabbar svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8}
  .tabbar .tb-on{color:var(--green)}
  body{padding-bottom:calc(62px + env(safe-area-inset-bottom,0px))}
  .stickybar{bottom:calc(56px + env(safe-area-inset-bottom,0px))}
  body.has-stickybar footer{padding-bottom:calc(140px + env(safe-area-inset-bottom,0px))}
}

/* ===== app-feel: mobile refinements ===== */
@media(max-width:900px){
  *{-webkit-tap-highlight-color:transparent}
  .btn,.card,.chip,.qopt,.entry,.prod,.cat-all{transition:transform .12s ease}
  .btn:active,.qopt:active,.entry:active,.prod-add:active{transform:scale(.96)}
  .card:active{transform:scale(.985)}
  /* full-bleed immersive hero */
  .hero{padding:0 0 8px}
  .hero .wrap{padding-left:0;padding-right:0}
  .hero-card{border-radius:0;min-height:340px}
  .hero-overlay{padding:28px 24px 30px}
  .hero-overlay .btn{padding:16px 30px;font-size:16px}
  /* app-like section rhythm */
  .quiz,.roles,.standard,.how,.resources,.market,.join{padding:48px 0}
  .protocols{padding:20px 0 48px}
  .grid{gap:34px}
  /* quiz options: stacked, thumb-sized */
  .qopts{flex-direction:column}
  .qopt{width:100%;padding:16px 20px;font-size:16px;text-align:left;border-radius:14px}
  .qbox{padding:24px 20px}
  /* full-width primary actions */
  .join-form{flex-direction:column;align-items:stretch}
  .join-form input{width:100%}
  .join-form .btn{width:100%;padding:16px}
  #browseAll{width:100%;padding:16px}
  /* category strip: snap + breathing room */
  .catbar-inner{scroll-snap-type:x proximity;padding-left:8px}
  .catbar .chip,.cat-all{scroll-snap-align:center}
  /* compact footer */
  footer{padding:40px 0 28px}
}

/* ===== scrollytelling: helix, full-screen sections, reveals ===== */
html,body{overflow-x:clip}
.helix{position:fixed;top:0;width:150px;height:100vh;z-index:5;pointer-events:none;opacity:.5}
#helix-l{left:0}
#helix-r{right:0}
@media(max-width:900px){.helix{width:54px;opacity:.3}}
.quiz,.layers,.roles,.standard,.how,.resources,.market,.join{min-height:100vh;min-height:100svh;display:grid;align-content:center}
.protocols{min-height:100vh;min-height:100svh}
.hero-card{min-height:calc(100vh - 250px);min-height:calc(100svh - 250px)}
@media(max-width:900px){.hero-card{min-height:calc(100vh - 175px);min-height:calc(100svh - 175px)}}
/* reveal states (only when JS is running) */
html.js-rev .rv{opacity:0;transition:opacity .5s ease,transform .5s cubic-bezier(.22,1,.36,1),filter .5s ease}
html.js-rev .rv-up{transform:translateY(26px)}
html.js-rev .rv-left{transform:translateX(-34px)}
html.js-rev .rv-right{transform:translateX(34px)}
html.js-rev .rv-zoom{transform:scale(.92)}
html.js-rev .rv-blur{filter:blur(8px);transform:translateY(10px)}
html.js-rev .rv-tilt{transform:translateY(18px) rotate(-1.2deg)}
html.js-rev .rv.in{opacity:1;transform:none;filter:none}
@media(prefers-reduced-motion:reduce){html.js-rev .rv{opacity:1;transform:none;filter:none;transition:none}}