:root{
  --bg0: #FEFAF0;     /* avorio */
  --panel: rgba(46,15,19,0.04);
  --panel2: rgba(46,15,19,0.06);
  --line: rgba(46,15,19,0.12);

  --text: #2E0F13;
  --muted: rgba(46,15,19,0.55);

  --gold: #c6a75e;
  --accent: #913F4A;

  --radius: 18px;
  --shadow: 0 22px 70px rgba(0,0,0,0.12);

  --topbarH: 78px;
}

*{ margin:0; padding:0; box-sizing:border-box; }
html,body{ height:100%; }

body{
  font-family:'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color: var(--text);
  background: var(--bg0);
  overflow:hidden;
}

h1,h2,h3{
  font-family: 'Playfair Display', serif;
  letter-spacing: 0.2px;
}

.muted{ color: var(--muted); }

.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}

/* TOPBAR */
.topbar{
  position:fixed;
  top:0; left:0; right:0;
  z-index:30;
  height: var(--topbarH);
  padding:12px 18px;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
  background:rgba(254,250,240,0.78);
  border-bottom:1px solid var(--line);
  backdrop-filter: blur(10px);
}

.brand{
  display:flex;
  flex-direction: column;
  align-items:flex-start;
  gap: 4px;
}

.brand__logo{
  height: 48px;
  width: auto;
  display:block;
  opacity: 0.98;
  filter: drop-shadow(0 8px 22px rgba(0,0,0,0.45));
}

.brand__sub{
  font-size:11px;
  color:var(--muted);
  letter-spacing: 0.2px;
  white-space: nowrap;
}

.topbar__right{
  display:flex;
  flex-direction:column;
  gap:10px;
  min-width: 260px;
  align-self: center;
}

.stepmeta{
  font-size:12px;
  color:var(--muted);
  display:flex;
  align-items:center;
  gap:8px;
}
.sep{ opacity:.65; }

.progress{
  width: 260px;
  height: 6px;
  border-radius: 999px;
  overflow:hidden;
  background: rgba(46,15,19,0.08);
  border: 1px solid rgba(46,15,19,0.12);
}
.progress__bar{
  height:100%;
  width:100%;
  transform-origin:left;
  transform: scaleX(0);
  background: linear-gradient(90deg, rgba(198,167,94,0.20), rgba(198,167,94,0.90));
  transition: transform .25s ease;
}

/* APP GRID */
.app{
  position:relative;
  height:100%;
  padding-top: var(--topbarH);
  display:grid;
  grid-template-columns: 380px minmax(520px, 1fr) 330px;
  gap: 18px;
  padding-left: 18px;
  padding-right: 18px;
  padding-bottom: 18px;
}

/* PANELS */
.panel{
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(46,15,19,0.035), rgba(255,255,255,0.03));
  box-shadow: var(--shadow);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  min-height: 0;
}

.panel__head{
  padding: 18px 18px 12px;
  border-bottom: 1px solid rgba(46,15,19,0.10);
  background: rgba(255,255,255,0.35);
}

.panel__kicker{
  font-size: 11px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.panel__title{
  font-size: 26px;
  line-height: 1.05;
  color: var(--accent);
  margin-bottom: 6px;
}

.panel__subtitle{
  font-size: 12px;
  color: var(--muted);
}

.panel__tools{
  margin-top: 12px;
  display:flex;
  gap: 10px;
  align-items:center;
}

.search{
  flex: 1;
  display:flex;
  align-items:center;
  gap: 10px;
  border: 1px solid rgba(46,15,19,0.16);
  background: rgba(255,255,255,0.6);
  border-radius: 999px;
  padding: 10px 12px;
}

.search__icon{ opacity: .55; }
.search input{
  border: none;
  outline: none;
  width: 100%;
  background: transparent;
  font-size: 13px;
  color: var(--text);
}

.iconbtn{
  border-radius: 999px;
  border: 1px solid rgba(46,15,19,0.16);
  background: rgba(46,15,19,0.04);
  color: var(--text);
  padding: 10px 12px;
  cursor:pointer;
  font-size: 12px;
  transition: transform .18s ease, background .18s ease;
}
.iconbtn:hover{ transform: translateY(-1px); background: rgba(46,15,19,0.06); }

.panel__body{
  padding: 14px;
  overflow:auto;
}

/* nicer scroll */
.panel__body{ scrollbar-width: thin; scrollbar-color: rgba(46,15,19,0.25) transparent; }
.panel__body::-webkit-scrollbar{ width: 10px; }
.panel__body::-webkit-scrollbar-thumb{
  background: rgba(46,15,19,0.18);
  border-radius: 999px;
  border: 3px solid transparent;
  background-clip: content-box;
}
.panel__body::-webkit-scrollbar-thumb:hover{ background: rgba(46,15,19,0.26); background-clip: content-box; }

/* OPTION CARDS */
.optGrid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.optCard{
  width:100%;
  border-radius: 16px;
  border: 1px solid rgba(46,15,19,0.16);
  background: rgba(255,255,255,0.78);
  padding: 12px;
  cursor:pointer;
  display:grid;
  grid-template-columns: 56px 1fr auto;
  align-items:center;
  gap: 12px;
  text-align:left;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.optCard:hover{
  transform: translateY(-1px);
  border-color: rgba(145,63,74,0.45);
  box-shadow: 0 14px 32px rgba(0,0,0,0.08);
}

.optCard.is-active{
  border-color: rgba(145,63,74,0.65);
  box-shadow: 0 18px 45px rgba(145,63,74,0.10);
  background: rgba(145,63,74,0.06);
}

.optThumb{
  width: 56px;
  height: 56px;
  border-radius: 14px;
  border: 1px solid rgba(46,15,19,0.14);
  background:
    radial-gradient(120px 60px at 20% 20%, rgba(255,255,255,0.55), rgba(255,255,255,0)),
    var(--thumb, linear-gradient(135deg, rgba(46,15,19,0.10), rgba(46,15,19,0.02)));
  overflow:hidden;
}

.optThumb img{
  width:100%; height:100%;
  object-fit: cover;
  display:block;
}

.optBody{ min-width: 0; }
.optLabel{
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2px;
  margin-bottom: 4px;
}
.optMeta{
  font-size: 12px;
  color: var(--muted);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.optPrice{
  font-size: 13px;
  color: rgba(46,15,19,0.85);
  font-weight: 600;
  white-space: nowrap;
  padding-left: 10px;
}

/* CENTER PREVIEW */
.previewStage{
  position:relative;
  border-radius: var(--radius);
  border: 1px solid rgba(46,15,19,0.10);
  background: radial-gradient(900px 440px at 35% 10%, rgba(255,255,255,0.55), rgba(255,255,255,0.20));
  box-shadow: var(--shadow);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  min-height: 0;
}

.steprail{
  position:absolute;
  left: 18px;
  top: 18px;
  display:flex;
  flex-direction:column;
  gap: 10px;
  z-index: 5;
}

.railItem{
  display:flex;
  align-items:center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(46,15,19,0.14);
  background: rgba(254,250,240,0.65);
  backdrop-filter: blur(8px);
  cursor:pointer;
  opacity: .65;
  transition: opacity .18s ease, transform .18s ease, border-color .18s ease;
  user-select:none;
}

.railItem:hover{ opacity: .95; transform: translateY(-1px); }
.railItem.is-active{
  opacity: 1;
  border-color: rgba(145,63,74,0.55);
}

.railIcon{
  width: 22px; height: 22px;
  display:grid; place-items:center;
  border-radius: 8px;
  border: 1px solid rgba(46,15,19,0.12);
  background: rgba(46,15,19,0.04);
  font-size: 12px;
}

.railLabel{
  font-size: 11px;
  letter-spacing: 1.3px;
  text-transform: uppercase;
}

.railItem.is-locked{
  opacity: .35;
  cursor: not-allowed;
}

.renderCard{
  flex:1;
  display:grid;
  grid-template-columns: 60px 1fr 60px;
  align-items:center;
  padding: 22px 18px;
  min-height: 0;
}

.renderTap{
  position:relative;
  width: 100%;
  height: 100%;
  border: none;
  background: transparent;
  cursor: zoom-in;
  display:grid;
  place-items:center;
}

.renderTap img{
  width: min(520px, 80%);
  max-height: 78vh;
  object-fit: contain;
  display:block;
  filter: drop-shadow(0 18px 44px rgba(0,0,0,0.18));
}

.renderHint{
  position:absolute;
  bottom: 18px;
  font-size: 11px;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: rgba(46,15,19,0.55);
  background: rgba(254,250,240,0.70);
  border: 1px solid rgba(46,15,19,0.12);
  border-radius: 999px;
  padding: 8px 12px;
  backdrop-filter: blur(8px);
}

.viewArrow{
  width: 44px; height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(46,15,19,0.18);
  background: rgba(254,250,240,0.70);
  cursor:pointer;
  position:relative;
  transition: transform .18s ease, background .18s ease;
  backdrop-filter: blur(8px);
}

.viewArrow:hover{ transform: translateY(-1px); background: rgba(255,255,255,0.85); }

.viewArrow:after{
  content:"";
  display:block;
  width: 100%;
  height: 100%;
  background-repeat:no-repeat;
  background-position:center;
  background-size: 12px 12px;
  opacity: .85;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%232E0F13' stroke-width='2'%3E%3Cpath d='M9 18l6-6-6-6'/%3E%3C/svg%3E");
}

.viewArrow.left:after{ transform: rotate(180deg); }

.renderMeta{
  position:absolute;
  right: 18px;
  bottom: 18px;
  display:flex;
  gap: 10px;
  z-index: 5;
}

.chip{
  border-radius: 999px;
  border: 1px solid rgba(46,15,19,0.14);
  background: rgba(254,250,240,0.75);
  backdrop-filter: blur(8px);
  padding: 10px 12px;
  font-size: 11px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}
.chip.ghost{ opacity: .7; }

/* RIGHT SUMMARY */
.panel--summary{
  background: linear-gradient(180deg, rgba(198,167,94,0.10), rgba(255,255,255,0.03));
}

.summaryTop{
  padding: 18px;
}

.summaryTitle{
  font-size: 30px;
  line-height: 1.02;
  margin-bottom: 12px;
}

.priceBox{
  margin-top: 6px;
  display:flex;
  align-items:baseline;
  justify-content:flex-end;
  gap: 10px;
}

.price{
  font-size: 34px;
  font-weight: 500;
  letter-spacing: 0.2px;
  color: rgba(46,15,19,0.88);
}

.vat{
  font-size: 12px;
  color: rgba(46,15,19,0.55);
}

.ctaRow{
  margin-top: 14px;
  display:flex;
  gap: 10px;
}

.hint{
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.3;
}

.fineprint{
  margin-top: 14px;
  display:flex;
  flex-direction:column;
  gap: 8px;
  color: rgba(46,15,19,0.75);
  font-size: 13px;
}
.fineprint .line{ display:flex; gap: 6px; justify-content:flex-end; }
.fineprint .strong{ font-weight: 700; }

.divider{
  height: 1px;
  background: rgba(46,15,19,0.12);
  opacity: .7;
}

.summaryBody{
  padding: 14px 14px 18px;
  overflow:auto;
  min-height: 0;
}

.summaryHead{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap: 12px;
  margin-bottom: 10px;
}

.summaryHead__title{
  font-weight: 700;
  letter-spacing: .2px;
}
.summaryHead__sub{
  font-size: 12px;
  color: var(--muted);
}

.pickedList{
  list-style:none;
  display:flex;
  flex-direction:column;
  gap: 10px;
}

.picked{
  border-radius: 14px;
  border: 1px solid rgba(46,15,19,0.14);
  background: rgba(255,255,255,0.60);
  padding: 10px 10px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap: 12px;
  cursor:pointer;
  transition: transform .18s ease, border-color .18s ease;
}
.picked:hover{ transform: translateY(-1px); border-color: rgba(145,63,74,0.45); }

.picked__left{ min-width: 0; }
.picked__k{ font-size: 11px; letter-spacing: 1.1px; text-transform: uppercase; color: rgba(46,15,19,0.55); }
.picked__v{ font-size: 13px; font-weight: 600; white-space: nowrap; overflow:hidden; text-overflow: ellipsis; }

.picked__edit{
  font-size: 12px;
  color: rgba(145,63,74,0.80);
  letter-spacing: .2px;
  white-space: nowrap;
}

/* BUTTONS */
.btn{
  border-radius: 999px;
  border: 1px solid rgba(46,15,19,0.18);
  background: rgba(46,15,19,0.04);
  color: var(--text);
  padding: 12px 14px;
  cursor: pointer;
  font-size: 13px;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
  width: 100%;
  text-transform: lowercase;
}

.btn:hover{
  transform: translateY(-1px);
  background: rgba(46,15,19,0.06);
}

.btn:disabled{
  opacity: .35;
  cursor:not-allowed;
  transform:none;
}

.btn.small{ padding: 10px 12px; font-size: 12px; }

.btn.ghost{
  background: rgba(255,255,255,0.45);
  border-color: rgba(46,15,19,0.16);
}

.btn.cta{
  background: rgba(145,63,74,0.92);
  border-color: rgba(145,63,74,0.75);
  color: #FEFAF0;
  box-shadow: 0 18px 45px rgba(145,63,74,0.18);
}
.btn.cta:hover{
  background: rgba(46,15,19,0.92);
  border-color: rgba(46,15,19,0.75);
}

/* MODALS (riuso + zoom) */
.modal, .zoom{
  position:fixed;
  inset:0;
  z-index:50;
  display:none;
}
.modal.is-open, .zoom.is-open{ display:block; }

.modal__backdrop, .zoom__backdrop{
  position:absolute; inset:0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(8px);
}

.modal__card{
  position:absolute;
  left:50%; top:50%;
  transform: translate(-50%,-50%);
  width: min(560px, 92vw);
  border-radius: var(--radius);
  border: 1px solid rgba(198,167,94,0.22);
  background: linear-gradient(180deg, rgba(198,167,94,0.12), rgba(255,255,255,0.03));
  box-shadow: var(--shadow);
  padding: 22px;
}

.modal__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.x{
  border:none;
  background: rgba(255,255,255,0.06);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 12px;
  width: 40px; height: 40px;
  cursor:pointer;
}

.code{
  font-size: 26px;
  letter-spacing: 2px;
  color: var(--gold);
  margin: 14px 0 10px;
  font-weight: 600;
}

.modal__actions{
  margin-top: 18px;
  display:flex;
  justify-content:flex-end;
  gap: 10px;
}

/* ZOOM */
.zoom__card{
  position:absolute;
  left:50%; top:50%;
  transform: translate(-50%,-50%);
  width: min(900px, 94vw);
  height: min(80vh, 720px);
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(254,250,240,0.92);
  box-shadow: var(--shadow);
  overflow:hidden;
  display:flex;
  flex-direction:column;
}

.zoom__head{
  padding: 14px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-bottom: 1px solid rgba(46,15,19,0.12);
}
.zoom__title{ font-weight: 700; letter-spacing: .2px; }

.zoom__stage{
  flex:1;
  overflow:hidden;
  display:grid;
  place-items:center;
  background: radial-gradient(900px 440px at 35% 10%, rgba(255,255,255,0.55), rgba(255,255,255,0.20));
}

.zoom__stage img{
  max-width: 100%;
  max-height: 100%;
  transform-origin: center;
  user-select:none;
  -webkit-user-drag: none;
  cursor: grab;
}

.zoom__controls{
  padding: 12px 16px;
  display:flex;
  justify-content:center;
  gap: 10px;
  border-top: 1px solid rgba(46,15,19,0.12);
}

/* RESPONSIVE */
@media (max-width: 1100px){
  .app{ grid-template-columns: 340px 1fr 300px; }
}

@media (max-width: 980px){
  body{ overflow:auto; }
  .topbar{ position:sticky; }
  .app{
    height: auto;
    overflow: visible;
    grid-template-columns: 1fr;
    padding-top: 12px;
  }
  .panel{ min-height: 320px; }
  .previewStage{ min-height: 520px; }
  .steprail{ flex-direction: row; left: 12px; right: 12px; top: 12px; }
  .railLabel{ display:none; }
  .renderTap img{ width: min(520px, 92%); }
}