/* Flue Configurator – Scoped CSS (Dark Theme) */
/* Ported from configurateur-fumisterie-final.html, scoped under .flue-configurator */

/* Google Fonts loaded via layout <link> to avoid render-blocking @import */

.flue-configurator {
  --br: #e8501c;
  --br2: #f97316;
  --cr: #0a0f1a;
  --gr: #94a3b8;
  --gl: rgba(255,255,255,0.1);
  --bl: rgba(255,255,255,0.05);
  --nr: #ffffff;
  --vt: #4ade80;
  font-family: "DM Sans", sans-serif;
  color: var(--nr);
  max-width: 980px;
  margin: 0 auto;
  background: var(--cr);
  min-height: 100vh;
}
.flue-configurator .fc-back-link {
  color: var(--gr);
  font-size: .78rem;
  text-decoration: none;
  transition: .2s;
}
.flue-configurator .fc-back-link:hover {
  color: #fff;
}
.flue-configurator .fc-reset-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--gr);
  transition: .2s;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 8px;
  font-family: "DM Sans", sans-serif;
  font-size: .7rem;
}
.flue-configurator .fc-reset-btn:hover {
  color: var(--br2);
}
.flue-configurator .ph {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #1a2332, #243044);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  overflow: hidden;
}
.flue-configurator .ph img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4px;
}
.flue-configurator .ph.sq { aspect-ratio: 1/1; }
.flue-configurator .ph.tall { aspect-ratio: 3/4; }

.flue-configurator .fc-header {
  background: #111827;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.flue-configurator .fc-logo {
  font-family: "Outfit", sans-serif;
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 700;
}
.flue-configurator .fc-logo span {
  color: var(--br);
}
.flue-configurator .hdr-sub {
  color: var(--gr);
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.flue-configurator .prog {
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding: 0 20px;
}
.flue-configurator .prog-in {
  display: flex;
  max-width: 920px;
  margin: 0 auto;
}
.flue-configurator .pill {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 9px 2px;
  position: relative;
  cursor: default;
  user-select: none;
}
.flue-configurator .pill.done,
.flue-configurator .pill.active { cursor: pointer; }
.flue-configurator .pill.done:hover .pnum { transform: scale(1.15); }
.flue-configurator .pill.done:hover .plbl { color: #ffffff; }
.flue-configurator .pill::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: transparent;
  transition: .3s;
}
.flue-configurator .pill.done::after { background: var(--br); }
.flue-configurator .pill.active::after { background: var(--br2); }
.flue-configurator .pnum {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: var(--gr);
  font-size: .62rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2px;
  transition: .3s;
}
.flue-configurator .pill.done .pnum { background: var(--br); color: #fff; }
.flue-configurator .pill.active .pnum { background: var(--br2); color: #fff; }
.flue-configurator .plbl {
  font-size: .58rem;
  color: var(--gr);
  text-align: center;
  line-height: 1.2;
}
.flue-configurator .pill.active .plbl { color: #ffffff; font-weight: 600; }
.flue-configurator .pill.done .plbl { color: var(--br); }

.flue-configurator .fc-main {
  max-width: 920px;
  margin: 0 auto;
  padding: 24px 24px 40px;
  background: var(--cr);
}
.flue-configurator .step {
  display: none;
  animation: fc-fi .28s ease;
}
.flue-configurator .step.active { display: block; }
@keyframes fc-fi {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.flue-configurator .stag {
  display: inline-block;
  background: var(--br);
  color: #fff;
  font-size: .56rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 7px;
}
.flue-configurator h1.stit {
  font-family: "Outfit", sans-serif;
  font-size: 1.65rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: #ffffff;
}
.flue-configurator p.ssub {
  color: var(--gr);
  font-size: .83rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.flue-configurator .g2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.flue-configurator .g3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.flue-configurator .g4 { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 10px; }

.flue-configurator .card {
  background: rgba(255,255,255,0.05);
  border: 2px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 16px 12px;
  cursor: pointer;
  transition: .2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 7px;
  position: relative;
  backdrop-filter: blur(12px);
}
.flue-configurator .card:hover {
  border-color: var(--br2);
  transform: translateY(-2px);
  box-shadow: 0 5px 18px rgba(232, 80, 28, .2);
}
.flue-configurator .card.sel {
  border-color: var(--br);
  background: rgba(232, 80, 28, 0.1);
  box-shadow: 0 0 0 3px rgba(232, 80, 28, .2);
}
.flue-configurator .card.dis {
  opacity: .35;
  cursor: not-allowed;
  pointer-events: none;
}
.flue-configurator .chk {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--br);
  color: #fff;
  font-size: .62rem;
  display: none;
  align-items: center;
  justify-content: center;
}
.flue-configurator .card.sel .chk { display: flex; }
.flue-configurator .ico { font-size: 2rem; margin-bottom: 2px; }
.flue-configurator .cnom { font-weight: 600; font-size: .85rem; line-height: 1.3; color: #ffffff; }
.flue-configurator .cdsc { font-size: .7rem; color: var(--gr); line-height: 1.4; }
.flue-configurator .badge {
  font-size: .56rem;
  background: rgba(255,255,255,0.08);
  color: var(--gr);
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 500;
  margin-top: 2px;
}
.flue-configurator .badge.al { background: rgba(232, 80, 28, 0.15); color: var(--br2); }

.flue-configurator .dbtn {
  flex: 1;
  min-width: 60px;
  background: rgba(255,255,255,0.05);
  border: 2px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 13px 8px;
  cursor: pointer;
  text-align: center;
  transition: .2s;
  color: #ffffff;
}
.flue-configurator .dbtn:hover { border-color: var(--br2); }
.flue-configurator .dbtn.sel { border-color: var(--br); background: rgba(232, 80, 28, 0.1); }
.flue-configurator .dbtn.dis { opacity: .3; cursor: not-allowed; pointer-events: none; }
.flue-configurator .dval { font-family: "Outfit", sans-serif; font-size: 1.25rem; font-weight: 700; color: #ffffff; }
.flue-configurator .dsub { font-size: .58rem; color: var(--gr); }

.flue-configurator .info {
  background: rgba(255,255,255,0.05);
  border-left: 3px solid var(--br);
  padding: 10px 14px;
  border-radius: 0 7px 7px 0;
  font-size: .77rem;
  color: var(--gr);
  margin-top: 9px;
}
.flue-configurator .info strong { color: #ffffff; display: block; margin-bottom: 2px; }

.flue-configurator .navb {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.flue-configurator .bret {
  background: none;
  border: none;
  color: var(--gr);
  font-family: "DM Sans", sans-serif;
  font-size: .82rem;
  cursor: pointer;
  padding: 6px 0;
  transition: .2s;
}
.flue-configurator .bret:hover { color: #ffffff; }
.flue-configurator .bnxt {
  background: linear-gradient(to right, var(--br), var(--br2));
  color: #fff;
  border: none;
  font-family: "DM Sans", sans-serif;
  font-weight: 600;
  font-size: .87rem;
  padding: 11px 26px;
  border-radius: 8px;
  cursor: pointer;
  transition: .2s;
  box-shadow: 0 4px 12px rgba(232, 80, 28, 0.25);
}
.flue-configurator .bnxt:hover {
  transform: translateY(-1px);
  box-shadow: 0 5px 18px rgba(232, 80, 28, .4);
}
.flue-configurator .bnxt:disabled {
  background: #3b5068;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* RECAP */
.flue-configurator .rtop {
  background: #111827;
  color: #ffffff;
  border-radius: 12px;
  padding: 22px;
  margin-bottom: 16px;
  display: grid;
  grid-template-columns: 1fr 170px;
  gap: 20px;
  align-items: center;
  border: 1px solid rgba(255,255,255,0.1);
}
.flue-configurator .rnom { font-family: "Outfit", sans-serif; font-size: 1.3rem; font-weight: 700; margin-bottom: 4px; }
.flue-configurator .rdsc { color: var(--gr); font-size: .78rem; line-height: 1.6; }
.flue-configurator .rprix-blk { text-align: center; border-left: 1px solid rgba(255,255,255,0.1); padding-left: 22px; }
.flue-configurator .rpval { font-family: "Outfit", sans-serif; font-size: 1.9rem; font-weight: 700; color: var(--br2); }
.flue-configurator .rplbl { font-size: .62rem; color: var(--gr); margin-top: 2px; }
.flue-configurator .rcodes { font-size: .57rem; color: #64748b; margin-top: 6px; font-family: monospace; word-break: break-all; }
.flue-configurator .tags { display: flex; gap: 5px; flex-wrap: wrap; margin-top: 7px; }
.flue-configurator .tag { background: rgba(255,255,255,.08); color: #bbb; font-size: .62rem; padding: 2px 8px; border-radius: 9px; }
.flue-configurator .tag.br { background: rgba(232, 80, 28, 0.2); color: #f97316; }
.flue-configurator .tag.vt { background: rgba(74, 222, 128, 0.15); color: #4ade80; }
.flue-configurator .tag.red { background: rgba(239, 68, 68, 0.2); color: #f87171; }

.flue-configurator .accordion { background: rgba(255,255,255,0.05); border-radius: 10px; overflow: hidden; margin-bottom: 14px; border: 1px solid rgba(255,255,255,0.1); }
.flue-configurator .acc-hdr { padding: 13px 16px; display: flex; justify-content: space-between; align-items: center; cursor: pointer; color: #ffffff; }
.flue-configurator .acc-hdr:hover { background: rgba(255,255,255,0.05); }
.flue-configurator .acc-body { display: none; border-top: 1px solid rgba(255,255,255,0.1); }
.flue-configurator .acc-body.open { display: block; }
.flue-configurator .bloc { padding: 12px 16px; }
.flue-configurator .btit {
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--br);
  margin-bottom: 7px;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.flue-configurator table { width: 100%; border-collapse: collapse; }
.flue-configurator th { text-align: left; font-size: .6rem; color: var(--gr); padding: 3px 4px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.flue-configurator td { font-size: .74rem; padding: 6px 4px; border-bottom: 1px solid rgba(255,255,255,0.05); color: #ffffff; }
.flue-configurator td.ref { font-family: monospace; font-size: .65rem; color: var(--gr); }
.flue-configurator td.pu { text-align: right; color: var(--gr); font-size: .7rem; }
.flue-configurator td.qty { text-align: center; font-weight: 700; color: var(--br); }
.flue-configurator td.tot { text-align: right; font-weight: 700; }
.flue-configurator .bsubtot { text-align: right; font-size: .74rem; font-weight: 700; padding: 6px 4px; color: var(--br); }
.flue-configurator .bloc + .bloc { border-top: 1px solid rgba(255,255,255,0.1); }
.flue-configurator .total-bar {
  padding: 11px 16px;
  background: #111827;
  display: flex;
  justify-content: space-between;
  font-size: .85rem;
  font-weight: 700;
  color: #fff;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.flue-configurator .total-bar span:last-child { color: var(--br2); font-size: .95rem; }

.flue-configurator .consbox {
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(74, 222, 128, 0.2);
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  gap: 11px;
  align-items: flex-start;
  margin-bottom: 14px;
}
.flue-configurator .constxt { font-size: .78rem; line-height: 1.6; color: #4ade80; }
.flue-configurator .constxt strong { display: block; margin-bottom: 2px; color: #86efac; }
.flue-configurator .ctaln { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: center; }
.flue-configurator .bpanier {
  background: linear-gradient(to right, var(--br), var(--br2));
  color: #fff;
  border: none;
  font-family: "DM Sans", sans-serif;
  font-weight: 600;
  font-size: .9rem;
  padding: 14px 26px;
  border-radius: 8px;
  cursor: pointer;
  transition: .2s;
  box-shadow: 0 4px 12px rgba(232, 80, 28, 0.25);
}
.flue-configurator .bpanier:hover {
  transform: translateY(-1px);
  box-shadow: 0 5px 18px rgba(232, 80, 28, .4);
}
.flue-configurator .bmod {
  background: none;
  border: 2px solid rgba(255,255,255,0.1);
  color: var(--gr);
  font-family: "DM Sans", sans-serif;
  font-size: .78rem;
  padding: 12px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: .2s;
}
.flue-configurator .bmod:hover { border-color: rgba(255,255,255,0.3); color: #ffffff; }

.flue-configurator .errbox {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 8px;
  padding: 11px 14px;
  font-size: .78rem;
  color: #f87171;
  margin-bottom: 12px;
}
.flue-configurator .sep { height: 1px; background: rgba(255,255,255,0.1); margin: 14px 0; }
.flue-configurator .note { font-size: .72rem; color: var(--gr); padding: 8px 10px; background: rgba(255,255,255,0.03); border-radius: 7px; margin-top: 8px; }
.flue-configurator .lg-total { font-size: .74rem; color: var(--gr); padding: 5px 4px; border-top: 1px solid rgba(255,255,255,0.1); margin-top: 3px; }

/* Measurement blocks step 6 */
.flue-configurator .mbloc { background: rgba(255,255,255,0.05); border: 1.5px solid rgba(255,255,255,0.1); border-radius: 12px; padding: 16px; backdrop-filter: blur(12px); }
.flue-configurator .mbloc-title { display: flex; align-items: center; gap: 8px; font-weight: 600; font-size: .88rem; margin-bottom: 12px; color: #ffffff; }
.flue-configurator .mbloc-tag { background: var(--br); color: #fff; font-size: .6rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; padding: 3px 8px; border-radius: 10px; }
.flue-configurator .mbloc-sub { color: var(--gr); font-size: .75rem; font-weight: 400; }
.flue-configurator .mtog { display: flex; border: 1.5px solid rgba(255,255,255,0.1); border-radius: 8px; overflow: hidden; margin-bottom: 12px; }
.flue-configurator .mtog-btn {
  flex: 1;
  padding: 9px 8px;
  font-family: "DM Sans", sans-serif;
  font-size: .75rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  background: rgba(255,255,255,0.03);
  color: var(--gr);
  transition: .15s;
  text-align: center;
  line-height: 1.3;
}
.flue-configurator .mtog-btn.on { background: linear-gradient(to right, var(--br), var(--br2)); color: #fff; }
.flue-configurator .mtog-btn:first-child { border-right: 1px solid rgba(255,255,255,0.1); }
.flue-configurator .mfields { display: none; flex-direction: column; gap: 12px; }
.flue-configurator .mfields.show { display: flex; }
.flue-configurator .mf2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.flue-configurator .mf3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.flue-configurator .mfield { display: flex; flex-direction: column; gap: 4px; }
.flue-configurator .mfield label { font-size: .72rem; font-weight: 600; color: #ffffff; }
.flue-configurator .mfield label span { font-weight: 400; color: var(--gr); font-size: .67rem; display: block; margin-top: 1px; }
.flue-configurator .mir { display: flex; align-items: center; gap: 6px; }
.flue-configurator .mir input {
  flex: 1;
  border: 1.5px solid rgba(255,255,255,0.15);
  border-radius: 7px;
  padding: 9px 10px;
  font-family: "DM Sans", sans-serif;
  font-size: .9rem;
  color: #ffffff;
  background: rgba(255,255,255,0.08);
  transition: .15s;
  -moz-appearance: textfield;
  min-width: 0;
}
.flue-configurator .mir input::-webkit-outer-spin-button,
.flue-configurator .mir input::-webkit-inner-spin-button { -webkit-appearance: none; }
.flue-configurator .mir input:focus { outline: none; border-color: var(--br); box-shadow: 0 0 0 3px rgba(232,80,28,.2); }
.flue-configurator .munit { font-size: .76rem; color: var(--gr); font-weight: 600; min-width: 22px; }
.flue-configurator .mhint { font-size: .68rem; color: var(--gr); line-height: 1.5; }
.flue-configurator .mschema-wrap { background: rgba(255,255,255,0.03); border-radius: 9px; padding: 10px; display: flex; flex-direction: column; align-items: center; gap: 5px; }
.flue-configurator .mschema-leg { font-size: .67rem; color: var(--gr); text-align: center; }
.flue-configurator .scv1 { color: var(--br); font-weight: 700; }
.flue-configurator .scv2 { color: var(--vt); font-weight: 700; }
.flue-configurator .mal { border-radius: 7px; padding: 9px 12px; font-size: .76rem; line-height: 1.55; display: none; }
.flue-configurator .mal.show { display: block; }
.flue-configurator .mal-err { background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.3); color: #f87171; }
.flue-configurator .mal-warn { background: rgba(251, 191, 36, 0.1); border: 1px solid rgba(251, 191, 36, 0.3); color: #fbbf24; }
.flue-configurator .mres {
  background: linear-gradient(135deg, rgba(232, 80, 28, 0.1), rgba(249, 115, 22, 0.05));
  border: 1.5px solid rgba(232,80,28,.2);
  border-radius: 9px;
  padding: 12px 14px;
  opacity: .3;
  transition: .2s;
}
.flue-configurator .mres.ok { opacity: 1; }
.flue-configurator .mres-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.flue-configurator .mres-lbl { font-size: .7rem; color: var(--gr); margin-bottom: 2px; }
.flue-configurator .mres-det { font-size: .67rem; color: var(--gr); line-height: 1.55; }
.flue-configurator .mres-val { font-size: 1.2rem; font-weight: 700; color: var(--br2); white-space: nowrap; }
.flue-configurator .mres-val small { font-size: .65rem; color: var(--gr); font-weight: 400; margin-left: 2px; }
.flue-configurator .mres-break { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 7px; }
.flue-configurator .mrb { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 5px; padding: 4px 8px; font-size: .67rem; color: #ffffff; }
.flue-configurator .mrb strong { color: var(--br); }
.flue-configurator .mdv { display: flex; align-items: flex-start; gap: 9px; background: rgba(255,255,255,0.03); border-radius: 7px; padding: 10px 12px; margin-top: 4px; }
.flue-configurator .mdv input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--br); margin-top: 2px; flex-shrink: 0; cursor: pointer; }
.flue-configurator .mdv input:disabled { opacity: .4; cursor: not-allowed; }
.flue-configurator .mdv-lbl { font-size: .78rem; line-height: 1.5; color: #ffffff; }
.flue-configurator .mdv-lbl small { display: block; color: var(--gr); font-size: .68rem; margin-top: 1px; }
.flue-configurator .mbadge { display: none; font-size: .63rem; font-weight: 700; padding: 2px 7px; border-radius: 9px; margin-top: 3px; border-width: 1px; border-style: solid; }
.flue-configurator .mbadge.show { display: inline-block; }
.flue-configurator .mb-warn { background: rgba(251, 191, 36, 0.1); color: #fbbf24; border-color: rgba(251, 191, 36, 0.3); }
.flue-configurator .mb-info { background: rgba(74, 222, 128, 0.1); color: var(--vt); border-color: rgba(74, 222, 128, 0.3); }
.flue-configurator .mb-ok { background: rgba(74, 222, 128, 0.15); color: #22c55e; border-color: rgba(74, 222, 128, 0.3); }

/* Quantity buttons in recap */
.flue-configurator .qty-ctrl {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}
.flue-configurator .qty-ctrl button {
  width: 22px;
  height: 22px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 4px;
  background: rgba(255,255,255,0.05);
  cursor: pointer;
  font-size: .75rem;
  font-weight: 700;
  color: var(--gr);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .15s;
}
.flue-configurator .qty-ctrl button:hover {
  border-color: var(--br);
  color: var(--br);
}

/* Stitle for tubage section */
.flue-configurator .stitle {
  font-size: .62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--br);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Responsive */
@media (max-width: 640px) {
  .flue-configurator .g2 { grid-template-columns: 1fr; }
  .flue-configurator .g3 { grid-template-columns: 1fr 1fr; }
  .flue-configurator .rtop { grid-template-columns: 1fr; }
  .flue-configurator .rprix-blk { border-left: none; border-top: 1px solid rgba(255,255,255,0.1); padding-left: 0; padding-top: 12px; }
  .flue-configurator .mf2 { grid-template-columns: 1fr; }
  .flue-configurator .mf3 { grid-template-columns: 1fr; }
  .flue-configurator .ctaln { grid-template-columns: 1fr; }
}