.rhen-builder{--rb-ink:#15181d;--rb-muted:#667085;--rb-line:#d7dce3;--rb-blue:#147a9f;--rb-blue-dark:#0d5d7b;--rb-paper:#f6f7f8;max-width:120rem;margin:0 auto;padding:clamp(2rem,4vw,5rem) 1.5rem 7rem;color:var(--rb-ink)}
.rhen-builder *{box-sizing:border-box}.rhen-builder__hero{text-align:center;max-width:82rem;margin:0 auto 3rem}.rhen-builder__eyebrow{font-size:1.2rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--rb-blue);margin:0 0 1rem}.rhen-builder__hero h1{margin:0 0 1.2rem;font-size:clamp(3.4rem,6vw,6.4rem);line-height:1.02}.rhen-builder__lede{font-size:clamp(1.6rem,2vw,2rem);line-height:1.55;color:var(--rb-muted);margin:0 auto;max-width:68rem}
.rhen-builder__trust{display:flex;justify-content:center;gap:1rem 2rem;flex-wrap:wrap;margin:2rem 0 0;padding:0;list-style:none;font-size:1.35rem;font-weight:600}.rhen-builder__trust li:before{content:'✓';display:inline-grid;place-items:center;width:2rem;height:2rem;margin-right:.7rem;border-radius:50%;background:#e1f2ee;color:#176b56}
.rhen-builder__steps{display:grid;grid-template-columns:repeat(3,1fr);max-width:72rem;margin:0 auto 3rem;counter-reset:step}.rhen-builder__step{position:relative;text-align:center;color:#8a919b;font-size:1.25rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.rhen-builder__step:before{counter-increment:step;content:counter(step);display:grid;place-items:center;width:3.4rem;height:3.4rem;margin:0 auto .8rem;border:1px solid var(--rb-line);border-radius:50%;background:#fff;color:#69717c}.rhen-builder__step:not(:last-child):after{content:'';position:absolute;left:calc(50% + 2.2rem);right:calc(-50% + 2.2rem);top:1.65rem;height:1px;background:var(--rb-line);z-index:-1}.rhen-builder__step.is-active{color:var(--rb-ink)}.rhen-builder__step.is-active:before,.rhen-builder__step.is-complete:before{background:var(--rb-ink);border-color:var(--rb-ink);color:#fff}
.rhen-builder__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(34rem,.8fr);gap:2.4rem;align-items:start}.rhen-builder__card{border:1px solid var(--rb-line);border-radius:1.4rem;background:#fff;box-shadow:0 1.2rem 3rem rgba(20,31,45,.06);overflow:hidden}.rhen-builder__panel{display:none;padding:clamp(2rem,4vw,4rem)}.rhen-builder__panel.is-active{display:block}.rhen-builder__panel h2{font-size:2.6rem;margin:0 0 .6rem}.rhen-builder__panel-intro{color:var(--rb-muted);margin:0 0 2.4rem}.rhen-builder__fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.6rem}.rhen-builder__field{display:flex;flex-direction:column;gap:.7rem}.rhen-builder__field--wide{grid-column:1/-1}.rhen-builder label,.rhen-builder legend{font-size:1.35rem;font-weight:700}.rhen-builder input,.rhen-builder select,.rhen-builder textarea{width:100%;min-height:4.9rem;padding:1rem 1.2rem;border:1px solid #aeb5bf;border-radius:.7rem;background:#fff;color:var(--rb-ink);font:inherit}.rhen-builder textarea{min-height:12rem;resize:vertical}.rhen-builder input:focus,.rhen-builder select:focus,.rhen-builder textarea:focus{outline:2px solid rgba(20,122,159,.25);border-color:var(--rb-blue)}.rhen-builder__hint{font-size:1.2rem;color:var(--rb-muted);line-height:1.45}.rhen-builder__choices{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem}.rhen-builder__choice{position:relative}.rhen-builder__choice input{position:absolute;opacity:0;pointer-events:none}.rhen-builder__choice label{display:flex;min-height:5rem;align-items:center;justify-content:center;padding:1rem;text-align:center;border:1px solid var(--rb-line);border-radius:.7rem;cursor:pointer;transition:.15s ease}.rhen-builder__choice input:checked+label{border-color:var(--rb-ink);box-shadow:inset 0 0 0 1px var(--rb-ink);background:#f4f5f6}.rhen-builder__actions{display:flex;justify-content:space-between;gap:1rem;margin-top:2.6rem}.rhen-builder__button{display:inline-flex;justify-content:center;align-items:center;min-height:4.8rem;padding:1rem 2.2rem;border:1px solid var(--rb-ink);border-radius:.5rem;background:var(--rb-ink);color:#fff;font:inherit;font-weight:700;cursor:pointer}.rhen-builder__button:hover{background:#30353c}.rhen-builder__button--secondary{background:#fff;color:var(--rb-ink)}.rhen-builder__button--secondary:hover{background:#f3f4f5}.rhen-builder__button[disabled]{opacity:.5;cursor:not-allowed}
.rhen-builder__preview{position:sticky;top:2rem}.rhen-builder__preview-head{display:flex;justify-content:space-between;align-items:center;padding:1.6rem 1.8rem;border-bottom:1px solid var(--rb-line)}.rhen-builder__preview-head h2{font-size:1.8rem;margin:0}.rhen-builder__badge{font-size:1.1rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:.5rem .8rem;border-radius:100px;background:#e8eef2}.rhen-builder__stage{display:grid;place-items:center;min-height:38rem;padding:3rem 2rem;background:linear-gradient(145deg,#e9ebed,#fafafa)}.rhen-builder__sign{position:relative;display:grid;place-items:center;width:min(88%,42rem);aspect-ratio:2/1;padding:2rem;overflow:hidden;background:#16181b;color:#fff;border-radius:.3rem;box-shadow:0 2rem 3rem rgba(18,24,31,.25);transition:.25s ease}.rhen-builder__sign[data-shape='round']{width:min(70%,32rem);aspect-ratio:1;border-radius:50%}.rhen-builder__sign[data-shape='arch']{border-radius:50% 50% .3rem .3rem/65% 65% .3rem .3rem}.rhen-builder__sign[data-shape='vertical']{width:min(55%,24rem);aspect-ratio:1/1.65}.rhen-builder__sign[data-finish='white']{background:#f6f6f2;color:#15181d}.rhen-builder__sign[data-finish='bronze']{background:#76624b}.rhen-builder__sign[data-finish='copper']{background:linear-gradient(135deg,#382c24,#9a7250,#3f3128)}.rhen-builder__sign[data-finish='raw']{background:linear-gradient(135deg,#8f969b,#d4d8da,#81898e);color:#111}.rhen-builder__sign-copy{text-align:center;font-weight:800;letter-spacing:.06em;text-transform:uppercase;line-height:1.08;font-size:clamp(1.8rem,3.6vw,3.8rem);overflow-wrap:anywhere}.rhen-builder__sign-motif{position:absolute;inset:auto 0 8%;text-align:center;font-size:1.5rem;opacity:.75;letter-spacing:.18em}.rhen-builder__preview-note{padding:1.5rem 1.8rem;margin:0;font-size:1.2rem;line-height:1.5;color:var(--rb-muted)}.rhen-builder__estimate{margin:2rem 0 0;padding:1.8rem;border-radius:1rem;background:var(--rb-paper)}.rhen-builder__estimate-label{font-size:1.15rem;text-transform:uppercase;letter-spacing:.09em;font-weight:700;color:var(--rb-muted)}.rhen-builder__estimate-price{display:block;font-size:3.2rem;font-weight:800;line-height:1.2;margin:.4rem 0}.rhen-builder__estimate small{display:block;color:var(--rb-muted)}.rhen-builder__summary{display:grid;gap:1rem;margin:2rem 0;padding:1.6rem;border:1px solid var(--rb-line);border-radius:.8rem}.rhen-builder__summary-row{display:flex;justify-content:space-between;gap:2rem;font-size:1.35rem}.rhen-builder__summary-row span:first-child{color:var(--rb-muted)}.rhen-builder__status{padding:1.2rem 1.4rem;border-radius:.7rem;margin:0 0 1.6rem;background:#e9f5ef;color:#155b45}.rhen-builder__error{padding:1.2rem 1.4rem;border-radius:.7rem;margin:0 0 1.6rem;background:#fff0f0;color:#8a2020}.rhen-builder__ai-image{display:none;position:absolute;inset:0;width:100%;height:100%;object-fit:contain;background:#f1f2f3}.rhen-builder__ai-image.is-visible{display:block}.rhen-builder__fine-print{font-size:1.15rem;color:var(--rb-muted);line-height:1.5;margin-top:1.2rem}
.rhen-builder__sign[data-finish='silver-vein']{background:linear-gradient(135deg,#25282b,#aeb3b7,#303438,#8a9094);color:#fff}.rhen-builder__sign[data-finish='clear-powder']{background:linear-gradient(110deg,#8f969b,#eef1f2,#a5aaae,#f7f8f8,#888f94);color:#111}
.rhen-builder__commitment{display:flex;align-items:flex-start;gap:1rem;padding:1.2rem 1.4rem;border:1px solid var(--rb-line);border-radius:.8rem;background:var(--rb-paper);font-weight:650;line-height:1.4}.rhen-builder__commitment input{width:1.8rem;height:1.8rem;margin:.15rem 0 0;flex:0 0 auto}
.rhen-builder__detail-note{margin:0;padding:1.1rem 1.3rem;border-left:3px solid var(--rb-blue);border-radius:.4rem;background:#eef6f8;color:#33424b;font-size:1.25rem;line-height:1.45}
.rhen-builder__sign[data-shape='square']{width:min(70%,32rem);aspect-ratio:1}
.rhen-builder__sign[data-shape='scalloped-plaque']{clip-path:polygon(8% 0,92% 0,92% 5%,100% 14%,100% 86%,92% 95%,92% 100%,8% 100%,8% 95%,0 86%,0 14%,8% 5%)}
.rhen-builder__sign[data-shape='oval']{width:min(82%,38rem);aspect-ratio:1.6/1;border-radius:50%}
.rhen-builder__sign[data-finish='copper']{background-color:#694333;background-image:radial-gradient(circle,rgba(28,20,18,.95) 0 .8px,transparent 1.3px),radial-gradient(circle,rgba(38,24,20,.72) 0 1.1px,transparent 1.7px),radial-gradient(circle,rgba(183,116,76,.55) 0 .7px,transparent 1.2px),linear-gradient(135deg,#805844,#57352d 52%,#77503d);background-position:0 0,2px 3px,1px 1px,0 0;background-size:5px 5px,8px 8px,6px 6px,auto;color:#fff}
.rhen-builder__sign[data-finish='silver-vein']{background-color:#aeb1b2;background-image:radial-gradient(circle,rgba(25,27,29,.95) 0 .8px,transparent 1.4px),radial-gradient(circle,rgba(45,48,51,.8) 0 1.2px,transparent 1.8px),radial-gradient(circle,rgba(239,241,241,.75) 0 .8px,transparent 1.3px),linear-gradient(135deg,#c7c9c9,#919596 50%,#b7babb);background-position:0 0,3px 2px,1px 3px,0 0;background-size:5px 5px,8px 8px,7px 7px,auto;color:#151719}
.rhen-builder__sign[data-finish='copper']{background-color:#28211f;background-image:linear-gradient(145deg,transparent 0 31%,rgba(181,112,73,.5) 31.5% 32.2%,transparent 32.7% 100%),linear-gradient(35deg,transparent 0 63%,rgba(134,78,54,.42) 63.5% 64.1%,transparent 64.6% 100%),linear-gradient(115deg,#211d1b,#352824 52%,#241e1c);color:#fff}
.rhen-builder__sign[data-finish='silver-vein']{background-color:#242729;background-image:linear-gradient(145deg,transparent 0 31%,rgba(205,210,213,.48) 31.5% 32.2%,transparent 32.7% 100%),linear-gradient(35deg,transparent 0 63%,rgba(150,157,162,.42) 63.5% 64.1%,transparent 64.6% 100%),linear-gradient(115deg,#1d2022,#34383b 52%,#232629);color:#fff}
.rhen-builder__sign[data-finish='copper']{background-color:#1f1815;background-image:url('rhen-copper-vein.jpg');background-repeat:repeat;background-position:center;background-size:220px 220px;color:#fff}
.rhen-builder__sign[data-finish='silver-vein']{background-color:#202124;background-image:url('rhen-silver-vein.jpg');background-repeat:repeat;background-position:center;background-size:220px 220px;color:#fff}
@media(max-width:900px){.rhen-builder__grid{grid-template-columns:1fr}.rhen-builder__preview{position:static;order:-1}.rhen-builder__stage{min-height:28rem}.rhen-builder__sign{max-width:36rem}}@media(max-width:600px){.rhen-builder{padding-inline:1rem}.rhen-builder__fields{grid-template-columns:1fr}.rhen-builder__field--wide{grid-column:auto}.rhen-builder__choices{grid-template-columns:1fr 1fr}.rhen-builder__panel{padding:2rem 1.5rem}.rhen-builder__step{font-size:1rem}.rhen-builder__actions{flex-direction:column-reverse}.rhen-builder__button{width:100%}}
.rhen-builder__actions--preview{align-items:flex-end}.rhen-builder__preview-flow{display:grid;gap:.8rem;width:min(100%,38rem)}.rhen-builder__preview-prompt{margin:0;color:var(--rb-muted);font-size:1.2rem;line-height:1.4;text-align:center}.rhen-builder__preview-flow .rhen-builder__button{width:100%}.rhen-builder__preview-flow .rhen-builder__button[hidden]{display:none}.rhen-builder__button--preview{background:var(--rb-blue);border-color:var(--rb-blue);text-transform:uppercase;letter-spacing:.05em;box-shadow:0 .8rem 2rem rgba(20,122,159,.22)}.rhen-builder__button--preview:hover{background:var(--rb-blue-dark);border-color:var(--rb-blue-dark)}
@media(max-width:749px){.rhen-builder__actions--preview{align-items:stretch}.rhen-builder__actions--preview>.rhen-builder__button--secondary{align-self:start}.rhen-builder__preview-flow{width:100%}}