:root{
  --bg:#FAF9F7;
  --surface:#FFFFFF;
  --ink:#1C1C1E;
  --ink-soft:#3A3A3E;
  --muted:#807E7A;
  --muted-2:#A6A39E;
  --line:#E4E2DD;
  --line-soft:#EFEDE9;
  --accent:#8A6A4F;
  --ok:#2F6B4F;
  --serif:"Fraunces",Didot,"Times New Roman",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --nav-h:74px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;}
img{display:block;}
button{font:inherit;color:inherit;}
a{color:inherit;text-decoration:none;}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-soft);}
.nav-inner{max-width:1440px;margin:0 auto;height:var(--nav-h);padding:0 32px;display:flex;align-items:center;gap:36px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{width:44px;height:44px;border-radius:10px;background:var(--ink);color:#fff;display:grid;place-items:center;font-family:var(--serif);font-size:17px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-family:var(--serif);font-size:17px;font-weight:500;}
.brand-text em{font-style:normal;font-size:8px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);margin-top:3px;}
.nav-links{display:flex;gap:30px;margin:0 auto;}
.nav-links a{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);padding:6px 0;position:relative;}
.nav-links a.is-current{color:var(--ink);font-weight:600;}
.nav-links a.is-current::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--ink);}
.nav-icons{display:flex;gap:18px;align-items:center;}
.nav-icons svg{width:17px;height:17px;fill:none;stroke:var(--ink-soft);stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round;}
.demo-chip{font-size:8.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 9px;white-space:nowrap;}
.nav-burger{display:none;background:none;border:0;cursor:pointer;padding:6px 2px;flex-direction:column;gap:5px;align-items:flex-end;}
.nav-burger span{display:block;width:20px;height:1.4px;background:var(--ink);transition:transform .2s,width .2s;}
.nav-burger span:last-child{width:13px;}
.nav-burger.is-open span:first-child{transform:translateY(3.2px) rotate(45deg);}
.nav-burger.is-open span:last-child{width:20px;transform:translateY(-3.2px) rotate(-45deg);}
.nav-mobile{display:none;flex-direction:column;border-top:1px solid var(--line-soft);background:#fff;}
.nav-mobile.is-open{display:flex;}
.nav-mobile a{padding:14px 22px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);border-bottom:1px solid var(--line-soft);}
.nav-mobile a.is-current{font-weight:600;color:var(--ink);}

/* hero */
.hero{position:relative;overflow:hidden;isolation:isolate;}
.hero-media{position:absolute;inset:0;z-index:-1;background:url("assets/hero-1400.webp") center 42%/cover no-repeat;}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(250,249,247,.94) 0%,rgba(250,249,247,.86) 30%,rgba(250,249,247,.42) 56%,rgba(250,249,247,0) 82%),
             linear-gradient(180deg,rgba(255,255,255,.30) 0%,rgba(255,255,255,.06) 40%,rgba(250,249,247,.94) 97%);}
.hero-inner{max-width:1440px;margin:0 auto;padding:74px 32px 46px;}
.hero .eyebrow,.eyebrow{display:block;font-size:10px;letter-spacing:.42em;text-transform:uppercase;color:var(--muted);}
.hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(2rem,4.6vw,3.7rem);line-height:1.04;letter-spacing:-.025em;margin:20px 0 18px;max-width:18ch;}
.hero-sub{margin:0 0 30px;max-width:52ch;font-size:13.5px;line-height:1.7;color:var(--ink-soft);font-weight:300;}
.trail{list-style:none;display:flex;gap:26px;margin:0;padding:0;flex-wrap:wrap;}
.trail li{display:flex;align-items:center;gap:8px;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);}
.trail li span{font-size:9px;letter-spacing:.1em;border:1px solid var(--line);border-radius:999px;padding:3px 6px;}
.trail li.is-on{color:var(--ink);}
.trail li.is-on span{background:var(--ink);color:#fff;border-color:var(--ink);}
.trail li.is-done{color:var(--ok);}
.trail li.is-done span{background:var(--ok);color:#fff;border-color:var(--ok);}

/* archive */
.archive{max-width:1440px;margin:0 auto;padding:10px 32px 20px;}
.archive-head{display:flex;justify-content:space-between;align-items:flex-end;gap:48px;padding:44px 0 26px;}
.archive-title h2{font-family:var(--serif);font-weight:400;font-size:clamp(1.6rem,2.5vw,2.4rem);line-height:1.1;letter-spacing:-.02em;margin:14px 0 10px;}
.archive-title p{margin:0;max-width:52ch;font-size:13px;line-height:1.7;color:var(--muted);}
.control-block{display:flex;flex-direction:column;gap:7px;text-align:right;}
.control-label{font-size:9.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted-2);}
.control-note{font-size:12px;color:var(--ink-soft);}

.filter-bar{position:sticky;top:var(--nav-h);z-index:30;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:13px 0;margin-bottom:24px;background:var(--bg);border-bottom:1px solid var(--line-soft);box-shadow:0 14px 18px -18px rgba(28,28,30,.35);}
.filters{display:flex;gap:9px;flex-wrap:wrap;}
.pill{border:1px solid var(--line);background:var(--surface);cursor:pointer;border-radius:999px;padding:9px 17px;font-size:11px;
  letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);white-space:nowrap;transition:background .18s,color .18s,border-color .18s;}
.pill:hover{border-color:#C9C5BE;}
.pill .n{color:var(--muted-2);margin-left:7px;font-size:10px;letter-spacing:.02em;}
.pill.is-active{background:var(--ink);border-color:var(--ink);color:#fff;}
.pill.is-active .n{color:rgba(255,255,255,.55);}
.filter-count{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-2);white-space:nowrap;}

.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px 18px;}
.card{background:none;border:0;padding:0;text-align:left;cursor:pointer;display:flex;flex-direction:column;gap:10px;
  animation:rise .32s both;-webkit-tap-highlight-color:transparent;}
@keyframes rise{from{opacity:0;transform:translateY(9px);}to{opacity:1;transform:none;}}
@keyframes shimmer{0%{background-position:120% 0;}100%{background-position:-40% 0;}}
.card:focus-visible{outline:none;}
.card:focus-visible .frame{outline:2px solid var(--accent);outline-offset:3px;}
.frame{position:relative;aspect-ratio:3/4;overflow:hidden;
  background:linear-gradient(100deg,#EEECE8 30%,#F8F6F3 50%,#EEECE8 70%);background-size:220% 100%;
  animation:shimmer 1.5s linear infinite;border:1px solid var(--line);border-radius:6px;transition:box-shadow .25s;}
.frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .4s ease;}
.frame img.back{opacity:0;}
.card:hover .frame img.front{opacity:0;}
.card:hover .frame img.back{opacity:1;}
.card:hover .frame{box-shadow:0 18px 36px -24px rgba(28,28,30,.5);}
.phase{position:absolute;top:10px;left:10px;z-index:2;font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-soft);
  background:rgba(255,255,255,.9);border-radius:3px;padding:4px 7px;}
.phase::after{content:"Effect";}
.card:hover .phase::after{content:"Color plan";}
.photos-chip{position:absolute;bottom:10px;left:10px;z-index:2;display:inline-flex;align-items:center;gap:5px;
  background:rgba(255,255,255,.93);color:var(--ink-soft);border-radius:999px;padding:4px 9px;
  font-size:9.5px;letter-spacing:.05em;line-height:1;box-shadow:0 1px 3px rgba(0,0,0,.08);}

.check{position:absolute;right:10px;bottom:10px;z-index:3;width:26px;height:26px;border-radius:50%;background:var(--ink);color:#fff;
  display:grid;place-items:center;font-size:13px;opacity:0;transform:scale(.7);transition:opacity .2s,transform .25s;}
.card.is-selected .frame{outline:2px solid var(--ink);outline-offset:3px;border-color:transparent;}
.card.is-selected .check{opacity:1;transform:scale(1);}
.card.is-selected .check{background:var(--ok);}
.meta{display:flex;align-items:baseline;justify-content:space-between;gap:12px;}
.meta .code{font-size:12.5px;font-weight:600;letter-spacing:.1em;}
.card.is-selected .meta .code::after{content:"· selected";font-size:9px;letter-spacing:.16em;text-transform:uppercase;color:var(--ok);margin-left:8px;font-weight:500;}
.grid-foot{margin:34px 0 0;font-size:11.5px;color:var(--muted-2);border-top:1px solid var(--line-soft);padding-top:16px;}

/* flow */
.flow{max-width:1440px;margin:0 auto;padding:34px 32px 120px;display:grid;grid-template-columns:minmax(0,1fr) 372px;gap:44px;align-items:start;}
.flow-main{display:flex;flex-direction:column;gap:16px;}
.step{scroll-margin-top:calc(var(--nav-h) + 16px);background:var(--surface);border:1px solid var(--line-soft);border-radius:10px;padding:26px 28px 28px;transition:opacity .3s;}
.step.is-locked{opacity:.5;pointer-events:none;}
.step.is-locked .step-num{background:var(--line-soft);color:var(--muted-2);}
.step-head{display:flex;gap:16px;align-items:flex-start;margin-bottom:20px;}
.step-num{flex:none;width:30px;height:30px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;
  font-size:10.5px;letter-spacing:.06em;}
.step-head h3{font-family:var(--serif);font-weight:500;font-size:19px;letter-spacing:-.01em;margin:2px 0 6px;}
.step-head p{margin:0;font-size:12.5px;line-height:1.6;color:var(--muted);}
.step-body{display:flex;flex-direction:column;gap:14px;}
.field-label{font-size:9.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted-2);margin:2px 0 -4px;}
.field-hint{font-size:12px;color:var(--muted);margin:0;}

.type-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;}
.type-card{border:1px solid var(--line);background:#fff;border-radius:8px;padding:14px 14px 12px;text-align:left;cursor:pointer;transition:border-color .18s,background .18s;}
.type-card:hover{border-color:#C9C5BE;}
.type-card.is-on{border-color:var(--ink);background:#FCFBF9;}
.type-card strong{display:block;font-size:13px;font-weight:600;}
.type-card span{display:block;font-size:11px;color:var(--muted);margin-top:3px;}
.type-card em{display:block;font-style:normal;font-size:11.5px;margin-top:7px;color:var(--ink);}

.size-list{display:flex;flex-direction:column;gap:8px;}
.size-opt{display:flex;align-items:center;justify-content:space-between;gap:14px;border:1px solid var(--line);background:#fff;
  border-radius:8px;padding:13px 16px;cursor:pointer;text-align:left;transition:border-color .18s;}
.size-opt:hover{border-color:#C9C5BE;}
.size-opt.is-on{border-color:var(--ink);background:#FCFBF9;box-shadow:0 0 0 1px var(--ink) inset;}
.size-info{display:flex;flex-direction:column;gap:3px;min-width:0;}
.size-name{font-size:13.5px;font-weight:600;letter-spacing:.01em;color:var(--ink);display:block;}
.size-mm{font-size:11.5px;color:var(--muted);display:block;}
.size-price{font-size:13.5px;color:var(--ink);font-variant-numeric:tabular-nums;flex:none;}

.drop{display:block;border:1px dashed #CFCBC4;border-radius:10px;background:#FCFBF9;cursor:pointer;transition:border-color .2s,background .2s;}
.drop:hover,.drop.is-over{border-color:var(--ink);background:#fff;}
.drop-empty{display:flex;flex-direction:column;align-items:center;gap:7px;padding:34px 20px;text-align:center;}
.drop-empty svg{width:22px;height:22px;fill:none;stroke:var(--ink-soft);stroke-width:1.3;stroke-linecap:round;stroke-linejoin:round;}
.drop-empty strong{font-size:13px;font-weight:600;}
.drop-empty span{font-size:11.5px;color:var(--muted);}
.drop-filled{display:flex;gap:16px;padding:14px;align-items:center;}
.drop-filled[hidden],.drop-empty[hidden]{display:none!important;}
.drop-filled img{width:74px;height:98px;object-fit:cover;border-radius:6px;border:1px solid var(--line);background:#eee;}
.file-meta{display:flex;flex-direction:column;gap:4px;min-width:0;}
.file-meta strong{font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:340px;}
.file-meta span{font-size:11.5px;color:var(--muted);}
.link-btn{align-self:flex-start;background:none;border:0;padding:0;cursor:pointer;font-size:11.5px;color:var(--accent);text-decoration:underline;margin-top:4px;}
.tips{list-style:none;margin:4px 0 0;padding:0;display:flex;flex-direction:column;gap:6px;}
.tips li{font-size:11.5px;color:var(--muted);padding-left:14px;position:relative;line-height:1.55;}
.tips li::before{content:"";position:absolute;left:0;top:7px;width:4px;height:4px;border-radius:50%;background:var(--muted-2);}

textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px 14px;font:inherit;font-size:12.5px;line-height:1.6;
  color:var(--ink);background:#fff;resize:vertical;outline:none;}
textarea:focus{border-color:var(--ink);}

.review{border-top:1px solid var(--line-soft);padding-top:14px;display:flex;flex-direction:column;gap:9px;margin-top:4px;}
.review-row{display:flex;justify-content:space-between;gap:16px;font-size:12.5px;color:var(--muted);}
.review-row strong{color:var(--ink);font-weight:500;text-align:right;}
.review-row.is-total{border-top:1px solid var(--line-soft);padding-top:12px;margin-top:4px;font-size:13.5px;color:var(--ink);}
.review-row.is-total strong{font-size:16px;font-family:var(--serif);}
#step4 .btn-block{max-width:340px;}
.btn-primary{border:0;cursor:pointer;background:var(--ink);color:#fff;border-radius:999px;padding:12px 26px;font-size:11px;
  letter-spacing:.16em;text-transform:uppercase;font-weight:600;transition:background .2s,opacity .2s;}
.btn-primary:hover:not(:disabled){background:#33333A;}
.btn-primary:disabled{opacity:.35;cursor:not-allowed;}
.btn-block{width:100%;padding:14px 26px;}
.micro{font-size:11px;color:var(--muted-2);text-align:center;margin:2px 0 0;}

/* rail */
.rail{position:sticky;top:calc(var(--nav-h) + 16px);}
.rail-card{background:var(--surface);border:1px solid var(--line-soft);border-radius:12px;overflow:hidden;}
.rail-thumb{position:relative;aspect-ratio:4/3;background:#F1EFEB;display:grid;place-items:center;overflow:hidden;}
.rail-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.rail-empty{font-size:11.5px;color:var(--muted-2);letter-spacing:.1em;text-transform:uppercase;}
.rail-body{padding:18px 20px 20px;}
.rail-code-row{display:flex;align-items:baseline;gap:10px;margin-bottom:14px;}
.rail-code{font-family:var(--serif);font-size:22px;}
.rail-series{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);}
.rail-specs{margin:0 0 14px;display:flex;flex-direction:column;gap:8px;}
.rail-specs > div{display:flex;justify-content:space-between;gap:12px;font-size:12px;}
.rail-specs dt{color:var(--muted);}
.rail-specs dd{margin:0;color:var(--ink);text-align:right;}
.rail-price{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--line-soft);padding-top:13px;margin-bottom:14px;}
.rail-price span{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);}
.rail-price strong{font-family:var(--serif);font-size:20px;}

body.modal-open .nav{filter:brightness(.5);transition:filter .2s;}
body.modal-open .rail{opacity:0;pointer-events:none;transition:opacity .2s;}

/* sheet (mobile design viewer) */
.sheet{position:fixed;inset:0;z-index:200;display:none;}
.sheet.is-open{display:block;}
.sheet-scrim{position:absolute;inset:0;background:rgba(20,20,22,.62);}
.sheet-panel{position:absolute;left:0;right:0;bottom:0;background:var(--bg);border-radius:16px 16px 0 0;padding:14px 0 16px;
  transform:translateY(100%);transition:transform .3s cubic-bezier(.2,.8,.2,1);max-height:92vh;}
.sheet.is-open .sheet-panel{transform:none;}
.sheet-close{position:absolute;top:10px;right:14px;z-index:3;width:32px;height:32px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(255,255,255,.92);font-size:18px;line-height:1;color:var(--ink);}
.sheet-track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;}
.sheet-track::-webkit-scrollbar{display:none;}
.sheet-track figure{margin:0;flex:0 0 100%;scroll-snap-align:center;padding:0 14px;}
.sheet-track img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:10px;background:#eee;}
.sheet-nav{position:absolute;top:36%;z-index:4;width:44px;height:44px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(255,255,255,.92);color:var(--ink);font-size:22px;line-height:1;display:grid;place-items:center;
  box-shadow:0 2px 12px rgba(0,0,0,.14);transition:opacity .2s;}
.sheet-nav.prev{left:10px;}
.sheet-nav.next{right:10px;}
.sheet-nav:disabled{opacity:.22;cursor:default;}
.sheet-counter{position:absolute;top:12px;left:14px;z-index:4;background:rgba(28,28,30,.55);color:#fff;
  font-size:10.5px;letter-spacing:.08em;border-radius:999px;padding:5px 10px;}
.sheet-dots{display:flex;gap:6px;justify-content:center;padding:10px 0 4px;}
.sheet-dots i{width:5px;height:5px;border-radius:50%;background:#CFCBC4;display:block;}
.sheet-dots i.is-on{background:var(--ink);}
.sheet-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 18px 0;}
.sheet-foot strong{font-family:var(--serif);font-size:19px;display:block;}
.sheet-foot span{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2);}

/* done overlay */
.done{position:fixed;inset:0;z-index:300;display:none;align-items:center;justify-content:center;padding:20px;background:rgba(20,20,22,.55);}
.done.is-open{display:flex;}
.done-card{background:var(--bg);border-radius:14px;padding:32px 30px 28px;max-width:460px;width:100%;}
.done-card h3{font-family:var(--serif);font-weight:500;font-size:24px;letter-spacing:-.01em;margin:14px 0 10px;}
.done-sub{font-size:12.5px;line-height:1.65;color:var(--muted);margin:0 0 18px;}
.done-list{margin:0 0 18px;display:flex;flex-direction:column;gap:8px;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);padding:14px 0;}
.done-list > div{display:flex;justify-content:space-between;gap:14px;font-size:12.5px;}
.done-list dt{color:var(--muted);}
.done-list dd{margin:0;text-align:right;font-weight:500;}
.done-next{list-style:none;margin:0 0 20px;padding:0;display:flex;flex-direction:column;gap:7px;}
.done-next li{font-size:12px;color:var(--ink-soft);padding-left:16px;position:relative;line-height:1.5;}
.done-next li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-size:11px;}


/* ---------- review modal ---------- */
.review-modal{position:fixed;inset:0;z-index:250;display:none;}
.review-modal.is-open{display:block;}
.review-scrim{position:absolute;inset:0;background:rgba(20,20,22,.55);}
.review-panel{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(560px,calc(100% - 28px));max-height:90dvh;overflow:auto;
  background:var(--bg);border-radius:14px;padding:26px 26px 20px;box-shadow:0 40px 90px -40px rgba(0,0,0,.6);}
.review-close{position:absolute;top:12px;right:12px;width:36px;height:36px;border-radius:50%;border:0;cursor:pointer;
  background:rgba(28,28,30,.06);color:var(--ink);font-size:18px;line-height:1;}
.review-panel h3{font-family:var(--serif);font-weight:500;font-size:23px;letter-spacing:-.01em;margin:12px 0 8px;}
.review-lede{font-size:12.5px;line-height:1.6;color:var(--muted);margin:0 0 16px;max-width:44ch;}
.review-shots{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:0 0 18px;}
.review-shots figure{margin:0;}
.review-shots img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:6px;border:1px solid var(--line);background:#EFEDE9;}
.review-shots figcaption{font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);text-align:center;padding-top:7px;}
.review-specs{margin:0 0 12px;display:flex;flex-direction:column;gap:8px;border-top:1px solid var(--line-soft);padding-top:12px;}
.review-specs > div{display:flex;justify-content:space-between;gap:16px;font-size:12.5px;}
.review-specs dt{color:var(--muted);}
.review-specs dd{margin:0;text-align:right;color:var(--ink);}
.review-total{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--line-soft);padding-top:12px;}
.review-total span{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);}
.review-total strong{font-family:var(--serif);font-size:22px;}
.review-actions{display:flex;gap:10px;margin:18px 0 8px;}
.btn-ghost{flex:1;border:1px solid var(--line);background:#fff;border-radius:999px;padding:13px 18px;cursor:pointer;
  font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);transition:border-color .2s;}
.btn-ghost:hover{border-color:#C9C5BE;}
.review-actions .btn-primary{flex:1.3;padding:13px 18px;}


/* ---------- payment step ---------- */
.pay-modal{position:fixed;inset:0;z-index:260;display:none;}
.pay-modal.is-open{display:block;}
.pay-scrim{position:absolute;inset:0;background:rgba(20,20,22,.55);}
.pay-panel{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(460px,calc(100% - 28px));max-height:92dvh;overflow:auto;
  background:var(--bg);border-radius:14px;padding:26px 26px 20px;box-shadow:0 40px 90px -40px rgba(0,0,0,.6);}
.pay-panel h3{font-family:var(--serif);font-weight:500;font-size:23px;letter-spacing:-.01em;margin:12px 0 8px;}
.pay-summary{display:flex;justify-content:space-between;align-items:center;gap:14px;
  border:1px solid var(--line);background:#fff;border-radius:8px;padding:12px 14px;margin:0 0 16px;}
.pay-summary strong{font-size:14px;}
.pay-summary div strong{display:block;}
.pay-summary div span{display:block;font-size:11px;color:var(--muted);margin-top:3px;}
.field{display:flex;flex-direction:column;gap:6px;margin:0 0 12px;}
.field > span{font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);}
.field input{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px 14px;font:inherit;font-size:14px;
  background:#fff;color:var(--ink);outline:none;transition:border-color .2s;}
.field input:focus{border-color:var(--ink);}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.field-row .field{margin-bottom:0;}
.pay-error{font-size:11.5px;color:#B3261E;margin:-2px 0 10px;}

/* proof link card on the post-payment screen */
.proof-link{display:flex;flex-direction:column;gap:5px;border:1px solid var(--line);background:#fff;
  border-radius:10px;padding:13px 15px;margin:0 0 18px;}
.proof-label{font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted-2);}
.proof-url{font-size:13px;color:var(--ink);word-break:break-all;}
.proof-url b{font-weight:600;letter-spacing:.06em;}
.proof-open{font-size:11px;letter-spacing:.06em;color:var(--accent);text-decoration:none;margin-top:8px;align-self:flex-start;}
.proof-open:hover{text-decoration:underline;}
.proof-note{font-size:11px;color:var(--muted);}

/* foot */
.foot{max-width:1440px;margin:0 auto;padding:0 32px 90px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);}
.foot-note{text-transform:none;letter-spacing:.04em;}

/* responsive */

/* --- base pieces used by the mobile bar --- */
.rail-left{display:flex;flex-direction:column;gap:2px;min-width:0;}
.bar-step{display:none;font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);}

@media (min-width:1600px){
  .grid{grid-template-columns:repeat(5,minmax(0,1fr));}
}

@media (max-width:1180px){
  .grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .flow{grid-template-columns:minmax(0,1fr) 330px;gap:28px;}
}

/* ---- tablet / phone: bottom bar replaces the rail ---- */
@media (max-width:1000px){
  .flow{grid-template-columns:minmax(0,1fr);padding:18px 16px calc(104px + env(safe-area-inset-bottom));gap:14px;}
  .rail{position:fixed;left:0;right:0;bottom:0;top:auto;z-index:60;
    padding:9px 14px calc(9px + env(safe-area-inset-bottom));
    background:rgba(255,255,255,.985);border-top:1px solid var(--line);backdrop-filter:blur(18px);}
  .rail-card{border:0;background:none;display:block;border-radius:0;}
  .rail-thumb,.rail-specs,#railNote,.rail-code-row .rail-series{display:none;}
  .rail-body{padding:0;display:flex;align-items:center;justify-content:space-between;gap:12px;}
  .rail-left{flex:1;}
  .bar-step{display:block;}
  .rail-code-row{margin:0;gap:6px;}
  .rail-code{font-size:17px;line-height:1.15;}
  .rail-price{border:0;padding:0;margin:0 2px 0 auto;display:flex;flex-direction:column;align-items:flex-end;gap:1px;}
  .rail-price span{display:none;}
  .rail-price strong{font-size:17px;}
  .rail-body .btn-block{width:auto;flex:none;padding:13px 20px;font-size:10.5px;letter-spacing:.12em;}
  .rail-body .micro{display:none;}
  .nav-links{display:none;}
  .nav-burger{display:flex;}
  .nav-inner{gap:16px;}
  .nav-icons{margin-left:auto;}
  .grid{grid-template-columns:repeat(3,minmax(0,1fr));}
}

/* ---- phones: the page people actually use ---- */
@media (max-width:760px){
  :root{--nav-h:60px;}

  /* hero: keep the headline, cut the air */
  .hero-media{background-image:url("assets/hero-960.webp");}
  .hero::after{background:linear-gradient(180deg,rgba(250,249,247,.97) 0%,rgba(250,249,247,.93) 42%,rgba(250,249,247,.72) 70%,rgba(250,249,247,.96) 100%);}
  .hero-inner{padding:34px 18px 26px;}
  .hero h1{font-size:clamp(1.75rem,8.4vw,2.4rem);margin:14px 0 12px;max-width:14ch;}
  .hero-sub{font-size:12.5px;line-height:1.6;margin-bottom:18px;max-width:34ch;}
  .hero .eyebrow{font-size:9px;letter-spacing:.34em;}
  .trail{gap:12px;overflow-x:auto;flex-wrap:nowrap;padding-bottom:2px;scrollbar-width:none;}
  .trail::-webkit-scrollbar{display:none;}
  .trail li{font-size:9px;letter-spacing:.1em;white-space:nowrap;}
  .trail li span{padding:2px 5px;font-size:8px;}

  /* wall */
  .archive{padding:4px 12px 12px;}
  .archive-head{padding:24px 4px 14px;flex-direction:column;align-items:flex-start;gap:10px;}
  .archive-title h2{font-size:1.5rem;}
  .archive-title p{font-size:12px;line-height:1.6;}
  .control-block{display:none;}
  .filter-bar{padding:9px 0;margin-bottom:14px;gap:8px;}
  .filters{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;padding:2px 12px 2px 2px;margin:0 -12px;scroll-padding-left:12px;}
  .filters::-webkit-scrollbar{display:none;}
  .pill{padding:0 16px;min-height:44px;display:inline-flex;align-items:center;font-size:11px;letter-spacing:.08em;}
  .nav-burger{width:44px;height:44px;flex:none;align-items:center;justify-content:center;padding:0;}
  .nav-icons svg{width:20px;height:20px;padding:12px;box-sizing:content-box;}
  .link-btn{padding:10px 0;font-size:12.5px;}
  .rail-body .btn-block{min-height:46px;font-size:11px;letter-spacing:.1em;}
  .sheet-close{width:44px;height:44px;font-size:22px;}
  .sheet-foot .btn-primary{min-height:46px;font-size:11px;letter-spacing:.1em;}
  .filter-count{display:none;}

  .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px 9px;}
  .frame{border-radius:5px;}
  .phase{top:7px;left:7px;font-size:8px;padding:3px 6px;letter-spacing:.14em;}
  .photos-chip{bottom:7px;left:7px;padding:4px 8px;font-size:9.5px;}
  .check{width:23px;height:23px;right:7px;bottom:7px;font-size:11px;}
  .meta .code{font-size:11.5px;letter-spacing:.08em;}
  .card.is-selected .meta .code::after{font-size:8px;letter-spacing:.12em;margin-left:6px;}
  .grid-foot{font-size:11px;margin-top:22px;}

  /* steps */
  .flow{padding:14px 12px calc(108px + env(safe-area-inset-bottom));}
  .step{padding:18px 16px 20px;border-radius:10px;}
  .step-head{gap:12px;margin-bottom:16px;}
  .step-num{width:26px;height:26px;font-size:10px;}
  .step-head h3{font-size:17px;margin:3px 0 5px;}
  .step-head p{font-size:12px;}
  .type-grid{grid-template-columns:1fr;gap:8px;}
  .type-card{padding:14px 15px;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;}
  .type-card strong{font-size:13.5px;}
  .type-card span{font-size:11px;margin:0;}
  .type-card em{margin:0 0 0 auto;font-size:12px;}
  .size-opt{padding:14px 15px;}
  .size-name{font-size:13.5px;}
  .size-price{font-size:13.5px;}
  .drop-empty{padding:28px 16px;}
  .drop-filled{padding:12px;}
  .drop-filled img{width:64px;height:86px;}
  .file-meta strong{font-size:12px;max-width:210px;}
  textarea{font-size:13px;}
  .review-row{font-size:12.5px;}
  .review-row.is-total strong{font-size:17px;}

  /* the bar */
  .bar-step{font-size:8.5px;letter-spacing:.14em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;}
  .rail-code{font-size:16px;}
  .rail-price strong{font-size:16px;}
  .rail-body .btn-block{padding:12px 18px;font-size:10px;}

  /* brand / nav */
  .brand-text em{display:none;}
  .nav-icons svg:nth-of-type(1),.nav-icons svg:nth-of-type(2){display:none;}
  .demo-chip{padding:4px 7px;font-size:8px;letter-spacing:.14em;}

  /* design viewer: full-screen, one photo per page */
  .sheet-panel{height:auto;max-height:100dvh;padding:0 0 calc(10px + env(safe-area-inset-bottom));border-radius:18px 18px 0 0;}
  .sheet-track figure{padding:0;}
  .sheet-track img{width:100%;aspect-ratio:3/4;height:auto;object-fit:cover;background:#F2F0EC;border-radius:0;}
  .sheet-track figcaption{display:block;font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);text-align:center;padding:10px 16px 0;}
  .sheet-close{top:10px;right:10px;width:34px;height:34px;background:rgba(28,28,30,.55);color:#fff;}
  .sheet-foot{padding:6px 16px 0;align-items:center;}
  .sheet-foot strong{font-size:17px;}
  .sheet-foot .btn-primary{flex:none;padding:13px 18px;font-size:10px;letter-spacing:.12em;}
  .review-panel,.pay-panel{left:0;right:0;bottom:0;top:auto;transform:none;width:100%;max-height:93dvh;
    border-radius:18px 18px 0 0;padding:22px 18px calc(16px + env(safe-area-inset-bottom));}
  .pay-panel h3{font-size:21px;padding-right:40px;}
  .field input{font-size:16px;}
  .review-close{width:40px;height:40px;top:10px;right:10px;}
  .review-panel h3{font-size:21px;margin-top:10px;padding-right:44px;}
  .review-shots{gap:8px;}
  .review-shots figcaption{font-size:8.5px;}
  .review-actions{position:sticky;bottom:0;background:var(--bg);padding-top:10px;margin-top:14px;}
  .done-card{padding:26px 20px 22px;}

  .foot{padding:0 16px calc(110px + env(safe-area-inset-bottom));font-size:9px;letter-spacing:.14em;}
  .foot-note{font-size:10px;letter-spacing:.02em;}
}

/* touch devices never get hover states */
@media (hover:none){
  .card:hover .frame img.front{opacity:1;}
  .card:hover .frame img.back{opacity:0;}
  .card:hover .phase::after{content:"Effect";}

  .card:hover .frame{box-shadow:none;}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;}}