/* ArchiUs — catalog (index) theme + components.
   Loaded AFTER Bootstrap so it overrides framework defaults.
   Light is default (:root); dark is [data-theme="dark"]. */

:root{
  --accent:#f97316; --accent-strong:#ea580c; --accent-tint:rgba(249,115,22,.13);
  --ok:#16a34a; --ok-tint:rgba(22,163,74,.12);
  --font:"Plus Jakarta Sans",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  --radius:16px; --radius-lg:20px; --radius-sm:10px;

  /* light tokens */
  --bg:#f6f8fb;
  --bg-dots:rgba(15,23,42,.05);
  --surface:#ffffff;
  --surface-2:#f1f5f9;
  --surface-3:#e9eef5;
  --text:#0f172a;
  --text-2:#334155;
  --muted:#64748b;
  --faint:#94a3b8;
  --line:#e6eaf0;
  --line-2:#eef2f7;
  --nav-bg:rgba(255,255,255,.82);
  --card-shadow:0 1px 2px rgba(15,23,42,.05);
  --card-shadow-hover:0 24px 50px -22px rgba(15,23,42,.28);
  --viewer-bg:linear-gradient(180deg,#f8fafc,#eef2f7);
}
[data-theme="dark"]{
  --bg:#080f1c;
  --bg-dots:rgba(148,163,184,.06);
  --surface:#0f1c31;
  --surface-2:#16243d;
  --surface-3:#1d3050;
  --text:#f3f6fb;
  --text-2:#cbd5e1;
  --muted:#93a4bd;
  --faint:#64748b;
  --line:rgba(148,163,184,.16);
  --line-2:rgba(148,163,184,.10);
  --nav-bg:rgba(9,16,29,.82);
  --card-shadow:0 1px 2px rgba(0,0,0,.4);
  --card-shadow-hover:0 26px 54px -22px rgba(0,0,0,.7);
  --viewer-bg:linear-gradient(180deg,#13233c,#0d1a2e);
}

*{box-sizing:border-box}
html,body{height:auto}
body{
  font-family:var(--font);
  background-color:var(--bg);
  background-image:radial-gradient(var(--bg-dots) 1px,transparent 1px);
  background-size:26px 26px;
  color:var(--text-2);
  -webkit-font-smoothing:antialiased;
  margin:0;
}
::selection{background:var(--accent-tint);color:var(--accent-strong)}
a{text-decoration:none}

/* ---------------- Top nav ---------------- */
.topnav{
  position:sticky;top:0;z-index:1030;
  background:var(--nav-bg);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.topnav .inner{max-width:1240px;margin:0 auto;padding:14px 28px;display:flex;align-items:center;gap:18px}
.brand-link{display:flex;align-items:center;gap:12px}
.brand-link .mark{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;color:#fff;
  background:linear-gradient(150deg,var(--accent),var(--accent-strong));
  box-shadow:0 8px 20px -8px var(--accent-strong),inset 0 1px 0 rgba(255,255,255,.35)}
.brand-link .bn{font-weight:800;font-size:1.12rem;color:var(--text);letter-spacing:.2px;line-height:1}
.brand-link .bn b{color:var(--accent)}
.brand-link .bs{display:block;font-family:var(--mono);font-size:.58rem;letter-spacing:.3em;text-transform:uppercase;color:var(--faint);margin-top:3px}

.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:18px;padding:5px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:13px}
.nav-links a{display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border-radius:9px;font-weight:600;
  font-size:.88rem;color:var(--muted);text-decoration:none;transition:color .16s,background .16s,box-shadow .16s}
.nav-links a i{font-size:.82rem;opacity:.8}
.nav-links a:hover{color:var(--text)}
.nav-links a.active{background:var(--surface);color:var(--text);
  box-shadow:0 2px 8px -2px rgba(15,23,42,.18);border:1px solid var(--line)}
.nav-links a.active i{color:var(--accent);opacity:1}
.nav-toggle{display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);
  background:var(--surface);color:var(--text);cursor:pointer;align-items:center;justify-content:center;
  font-size:1.05rem;transition:color .18s,border-color .18s}
.nav-toggle:hover{color:var(--accent);border-color:var(--accent)}
@media(max-width:880px){
  .nav-toggle{display:inline-flex;margin-left:8px}
  .nav-links{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;
    gap:4px;margin:0;padding:10px;border-radius:0 0 16px 16px;background:var(--nav-bg);
    backdrop-filter:blur(14px);border:1px solid var(--line);border-top:none;
    box-shadow:0 22px 36px -22px rgba(15,23,42,.45)}
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 14px;font-size:.96rem;border-radius:10px}
}
@media(max-width:560px){
  .btn-ghost-nav{display:none}
  .user-btn .uname{display:none}
  .user-btn{gap:0;padding:0;width:42px;justify-content:center}
  .user-btn.dropdown-toggle::after{display:none}
  .user-btn .av{width:30px;height:30px}
}
.icon-btn{
  width:42px;height:42px;border-radius:11px;border:1px solid var(--line);
  background:var(--surface);color:var(--text-2);cursor:pointer;
  display:grid;place-items:center;font-size:1rem;position:relative;
  transition:color .18s,border-color .18s,transform .18s;text-decoration:none;
}
.icon-btn:hover{color:var(--accent);border-color:var(--accent);background:var(--surface)}
.icon-btn.active{color:var(--accent);border-color:var(--accent)}
.cart-badge{
  position:absolute;top:-6px;right:-6px;min-width:19px;height:19px;padding:0 5px;
  border-radius:20px;background:var(--accent);color:#fff;font-size:.66rem;font-weight:800;
  display:grid;place-items:center;border:2px solid var(--surface);
}
.btn-ghost-nav{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 16px;border-radius:11px;
  font-weight:700;font-size:.9rem;color:var(--text);border:1px solid var(--line);background:var(--surface);transition:color .18s,border-color .18s;
}
.btn-ghost-nav:hover{border-color:var(--accent);color:var(--accent)}
.btn-cta{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 20px;border-radius:11px;
  font-weight:700;font-size:.9rem;color:#fff;border:none;cursor:pointer;
  background:linear-gradient(180deg,var(--accent),var(--accent-strong));
  box-shadow:0 10px 22px -10px var(--accent-strong);transition:.18s;
}
.btn-cta:hover{filter:brightness(1.07);color:#fff;transform:translateY(-1px)}

/* user dropdown (bootstrap) */
.user-btn{display:inline-flex;align-items:center;gap:9px;height:42px;padding:0 8px 0 14px;border-radius:11px;
  border:1px solid var(--line);background:var(--surface);color:var(--text);font-weight:700;font-size:.9rem;cursor:pointer;transition:color .18s,border-color .18s}
.user-btn:hover{border-color:var(--accent)}
.user-btn .av{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;color:#fff;font-size:.8rem;
  background:linear-gradient(150deg,var(--accent),var(--accent-strong))}
.dropdown-menu{--bs-dropdown-bg:var(--surface);border:1px solid var(--line)!important;border-radius:14px!important;
  box-shadow:var(--card-shadow-hover);padding:8px!important;min-width:210px}
.dropdown-item{border-radius:9px;padding:10px 12px!important;font-weight:600;font-size:.9rem;color:var(--text-2)!important;display:flex;align-items:center;gap:10px}
.dropdown-item:hover{background:var(--surface-2)!important;color:var(--text)!important}
.dropdown-item.active{background:var(--surface-2)!important;color:var(--accent)!important}
.dropdown-item.text-danger{color:#ef4444!important}
.dropdown-item.text-danger:hover{background:rgba(239,68,68,.1)!important}
.dropdown-divider{border-color:var(--line)!important;margin:6px 0!important}

/* ---------------- Hero ---------------- */
.hero{
  position:relative;overflow:hidden;color:#eaf0f8;
  background:
    radial-gradient(120% 90% at 85% 0%, #213149 0%, rgba(33,49,73,0) 55%),
    linear-gradient(160deg,#0f1d33 0%,#0a1322 60%,#070d18 100%);
  padding:88px 24px 112px;text-align:center;
}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(148,163,184,.09) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,163,184,.09) 1px,transparent 1px),
    linear-gradient(rgba(148,163,184,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,163,184,.04) 1px,transparent 1px);
  background-size:88px 88px,88px 88px,22px 22px,22px 22px;
  -webkit-mask-image:radial-gradient(120% 110% at 50% 0%,#000 45%,transparent 90%);
  mask-image:radial-gradient(120% 110% at 50% 0%,#000 45%,transparent 90%)}
.hero-inner{position:relative;z-index:2;max-width:760px;margin:0 auto}
.hero .eyebrow{font-family:var(--mono);font-size:.68rem;letter-spacing:.32em;text-transform:uppercase;color:var(--accent);
  display:inline-flex;align-items:center;gap:10px;margin-bottom:20px}
.hero .eyebrow::before,.hero .eyebrow::after{content:"";width:24px;height:1px;background:var(--accent);opacity:.6}
.hero h1{font-size:clamp(2.1rem,4.2vw,3.1rem);font-weight:800;color:#fff;line-height:1.08;letter-spacing:-.02em;margin:0}
.hero h1 .hl{color:var(--accent)}
.hero p{margin:18px auto 0;max-width:560px;color:#aebbce;font-size:1.06rem;line-height:1.55}

.search-wrap{position:relative;max-width:600px;margin:34px auto 0}
.search-wrap .ic{position:absolute;left:20px;top:50%;transform:translateY(-50%);color:var(--faint);font-size:1.05rem}
#searchInput{
  width:100%;height:58px;padding:0 20px 0 52px;border-radius:15px;border:1px solid rgba(148,163,184,.18);
  background:rgba(255,255,255,.06);color:#fff;font-family:var(--font);font-size:1rem;
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:.2s;
}
#searchInput::placeholder{color:#8294ad}
#searchInput:focus{outline:none;border-color:var(--accent);background:rgba(255,255,255,.1);box-shadow:0 0 0 4px var(--accent-tint)}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:22px}
.hero-chip{font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;color:#9fb0c8;
  border:1px solid rgba(148,163,184,.2);background:rgba(13,24,43,.4);padding:6px 12px;border-radius:8px;display:flex;align-items:center;gap:7px}
.hero-chip .dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}

/* ---------------- Page body ---------------- */
.page{max-width:1240px;margin:0 auto;padding:0 28px 80px}

/* filter bar */
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  margin-top:-44px;position:relative;z-index:10;margin-bottom:34px}
.filter-bar{display:inline-flex;gap:4px;padding:5px;border-radius:14px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--card-shadow-hover)}
.filter-link{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:10px;font-weight:700;font-size:.88rem;color:var(--muted);transition:color .16s,border-color .16s}
.filter-link:hover{color:var(--text);background:var(--surface-2)}
.filter-link.active{color:#fff;background:linear-gradient(180deg,var(--accent),var(--accent-strong));box-shadow:0 8px 18px -8px var(--accent-strong)}
.result-count{font-family:var(--mono);font-size:.78rem;color:var(--muted);letter-spacing:.02em;background:var(--surface);border:1px solid var(--line);padding:9px 14px;border-radius:11px}
.result-count b{color:var(--text)}

/* ---------------- Product card ---------------- */
#productGrid{margin-top:0}
.product-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  box-shadow:var(--card-shadow);transition:transform .3s cubic-bezier(.22,1,.36,1),box-shadow .3s,border-color .3s;
}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--card-shadow-hover);border-color:var(--accent)}
.viewer-wrapper{position:relative;height:228px;background:var(--viewer-bg);display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line-2)}
.viewer-wrapper img{max-width:80%;max-height:78%;object-fit:contain;filter:drop-shadow(0 14px 22px rgba(15,23,42,.16));transition:transform .35s}
.product-card:hover .viewer-wrapper img{transform:scale(1.05)}
.category-badge{position:absolute;top:14px;left:14px;z-index:3;font-family:var(--mono);font-size:.62rem;font-weight:600;letter-spacing:.12em;
  color:var(--text-2);background:var(--surface);border:1px solid var(--line);padding:5px 11px;border-radius:8px;display:flex;align-items:center;gap:6px}
.btn-3d-toggle{position:absolute;bottom:14px;right:14px;z-index:3;border:none;cursor:pointer;
  display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:10px;font-family:var(--font);font-weight:700;font-size:.74rem;letter-spacing:.04em;
  color:#fff;background:rgba(15,23,42,.78);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:0 8px 18px rgba(0,0,0,.25);transition:.18s}
.btn-3d-toggle:hover{background:var(--accent)}

.card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:10px}
.product-title{font-weight:800;font-size:1.06rem;color:var(--text);margin:0;letter-spacing:-.01em;line-height:1.25}
.price-tag{font-weight:800;font-size:1.05rem;color:var(--text);white-space:nowrap}
.price-tag.free{font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ok);background:var(--ok-tint);padding:5px 10px;border-radius:8px;font-family:var(--mono)}
.product-desc{color:var(--muted);font-size:.86rem;line-height:1.5;margin:0 0 20px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-actions{margin-top:auto;display:flex;gap:10px}
.btn-icon-sq{flex:none;width:48px;border-radius:12px;border:1px solid var(--line);background:var(--surface-2);color:var(--text-2);
  display:grid;place-items:center;cursor:pointer;font-size:.95rem;transition:color .18s,border-color .18s}
.btn-icon-sq:hover{color:var(--accent);border-color:var(--accent)}
.btn-main{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:9px;border:none;cursor:pointer;
  padding:13px;border-radius:12px;font-family:var(--font);font-weight:700;font-size:.86rem;letter-spacing:.02em;color:#fff;text-decoration:none;
  background:linear-gradient(180deg,#1e293b,#0f172a);transition:box-shadow .2s,color .2s}
.btn-main:hover{color:#fff;background:linear-gradient(180deg,var(--accent),var(--accent-strong));box-shadow:0 12px 24px -10px var(--accent-strong)}
[data-theme="dark"] .btn-main{background:linear-gradient(180deg,#24375a,#16243d)}
[data-theme="dark"] .btn-main:hover{background:linear-gradient(180deg,var(--accent),var(--accent-strong))}

/* empty state */
.empty{text-align:center;padding:80px 20px;color:var(--muted)}
.empty i{font-size:2.6rem;opacity:.4;margin-bottom:16px;display:block}
.empty h4{color:var(--text-2);font-weight:700}

/* ---------------- Pagination ---------------- */
.pager{display:flex;justify-content:center;gap:6px;margin-top:54px}
.pager a{min-width:42px;height:42px;padding:0 12px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;
  font-weight:700;font-size:.9rem;color:var(--text-2);background:var(--surface);border:1px solid var(--line);transition:color .16s,border-color .16s}
.pager a:hover{border-color:var(--accent);color:var(--accent)}
.pager a.active{background:linear-gradient(180deg,var(--accent),var(--accent-strong));color:#fff;border-color:transparent;box-shadow:0 8px 18px -8px var(--accent-strong)}
.pager a.disabled{opacity:.4;pointer-events:none}

/* ---------------- Footer ---------------- */
.site-footer{position:relative;overflow:hidden;color:#cdd7e6;
  background:
    radial-gradient(110% 130% at 12% 0%, #1a2c49 0%, rgba(26,44,73,0) 55%),
    linear-gradient(180deg,#0c1626 0%,#070d18 100%);
  border-top:1px solid rgba(148,163,184,.14);margin-top:40px}
.site-footer::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(148,163,184,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,163,184,.07) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(120% 110% at 50% 0%,#000 35%,transparent 85%);
  mask-image:radial-gradient(120% 110% at 50% 0%,#000 35%,transparent 85%)}
.footer-main{position:relative;z-index:2;max-width:1240px;margin:0 auto;padding:62px 28px 40px;
  display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px}
.f-logo{display:flex;align-items:center;gap:12px}
.f-bn{font-weight:800;font-size:1.12rem;color:#fff;letter-spacing:.2px;line-height:1}
.f-bn b{color:var(--accent)}
.f-bs{display:block;font-family:var(--mono);font-size:.58rem;letter-spacing:.3em;text-transform:uppercase;color:#7e8da3;margin-top:3px}
.f-tag{color:#8fa0b8;font-size:.92rem;line-height:1.65;margin:18px 0 20px;max-width:300px}
.f-social{display:flex;gap:10px}
.f-social a{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;color:#cdd7e6;font-size:.98rem;
  border:1px solid rgba(148,163,184,.2);background:rgba(255,255,255,.04);transition:color .18s,border-color .18s,background .18s,transform .18s}
.f-social a:hover{color:#fff;border-color:var(--accent);background:var(--accent);transform:translateY(-2px)}
.f-col h4{font-family:var(--mono);font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin:2px 0 16px;font-weight:600}
.f-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px}
.f-col a{color:#aebbce;font-size:.9rem;font-weight:600;transition:color .16s,padding-left .16s}
.f-col a:hover{color:#fff;padding-left:5px}
.footer-bar{position:relative;z-index:2;border-top:1px solid rgba(148,163,184,.12)}
.footer-bar .inner{max-width:1240px;margin:0 auto;padding:20px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-bar .copy{font-size:.82rem;color:#7e8da3}
.footer-bar .legal{display:flex;gap:20px}
.footer-bar .legal a{font-size:.82rem;color:#8fa0b8;font-weight:600;transition:color .16s}
.footer-bar .legal a:hover{color:var(--accent)}
@media(max-width:820px){.footer-main{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:520px){.footer-main{grid-template-columns:1fr;gap:28px;padding:48px 20px 32px}}

/* ---------------- Back to top ---------------- */
.to-top{position:fixed;right:24px;bottom:24px;z-index:1040;width:46px;height:46px;border-radius:13px;border:none;cursor:pointer;
  display:grid;place-items:center;color:#fff;font-size:1rem;background:linear-gradient(180deg,var(--accent),var(--accent-strong));
  box-shadow:0 14px 30px -10px var(--accent-strong);
  opacity:0;transform:translateY(14px) scale(.9);pointer-events:none;transition:opacity .25s,transform .25s,filter .15s}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{filter:brightness(1.08);transform:translateY(-2px)}

/* ---------------- Scroll motion ---------------- */
.topnav{transition:box-shadow .25s,background .25s}
.topnav.scrolled{box-shadow:0 10px 30px -18px rgba(15,23,42,.5)}
@media (prefers-reduced-motion: no-preference){
  [data-reveal]{opacity:0;transform:translateY(20px);
    transition:opacity .6s cubic-bezier(.22,1,.36,1),transform .6s cubic-bezier(.22,1,.36,1)}
  [data-reveal].revealed{opacity:1;transform:none}
  [data-reveal][data-d="1"]{transition-delay:.08s}
  [data-reveal][data-d="2"]{transition-delay:.16s}
  [data-reveal][data-d="3"]{transition-delay:.24s}
  [data-reveal][data-d="4"]{transition-delay:.32s}
  #productGrid > [data-reveal]:nth-child(3n+2){transition-delay:.08s}
  #productGrid > [data-reveal]:nth-child(3n+3){transition-delay:.16s}
}

/* ---------------- Modal (bootstrap override) ---------------- */
.modal-content{background:var(--surface)!important;color:var(--text)!important;border:1px solid var(--line)!important;border-radius:20px!important;box-shadow:var(--card-shadow-hover)}
.modal-content .btn-close{filter:none}
[data-theme="dark"] .modal-content .btn-close{filter:invert(1) grayscale(1) brightness(1.6)}
.modal-title-xl{font-weight:800;font-size:1.5rem;color:var(--text);letter-spacing:-.01em}
.modal-cat{display:inline-flex;font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;color:var(--muted);background:var(--surface-2);border:1px solid var(--line);padding:6px 12px;border-radius:8px;margin:10px 0 18px}
.modal-desc{color:var(--muted);font-size:.94rem;line-height:1.6}
.modal-price{font-size:1.5rem;font-weight:800;color:var(--ok);margin:16px 0 22px}
.btn-modal-dl{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:15px;border-radius:14px;font-weight:700;color:#fff;
  background:linear-gradient(180deg,var(--accent),var(--accent-strong));box-shadow:0 14px 26px -12px var(--accent-strong);transition:.18s}
.btn-modal-dl:hover{filter:brightness(1.07);color:#fff}

/* ---------------- Offcanvas (3D) override ---------------- */
.offcanvas{background:var(--surface)!important;color:var(--text)!important;border-left:1px solid var(--line)!important}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas-title{font-weight:800;color:var(--text);font-family:var(--font);letter-spacing:.01em}
.offcanvas .btn-close{filter:none}
[data-theme="dark"] .offcanvas .btn-close{filter:invert(1) grayscale(1) brightness(1.6)}
/* 3D viewer stage + background presets */
.viewer-stage{position:relative;height:56vh;min-height:320px;overflow:hidden;border-bottom:1px solid var(--line)}
.viewer-stage[data-bg="studio"]{background:radial-gradient(125% 100% at 50% 8%, #ffffff 0%, #eef2f7 55%, #dde4ee 100%)}
.viewer-stage[data-bg="dark"]{background:radial-gradient(125% 100% at 50% 6%, #1c2b46 0%, #0d1828 65%, #070d18 100%)}
.viewer-stage[data-bg="blueprint"]{background:linear-gradient(160deg,#0f1d33 0%,#0a1322 65%,#070f1c 100%)}
.viewer-stage[data-bg="blueprint"]::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(150,184,232,.30) 1px,transparent 1px),
    linear-gradient(90deg,rgba(150,184,232,.30) 1px,transparent 1px),
    linear-gradient(rgba(150,184,232,.13) 1px,transparent 1px),
    linear-gradient(90deg,rgba(150,184,232,.13) 1px,transparent 1px);
  background-size:64px 64px,64px 64px,16px 16px,16px 16px;
  -webkit-mask-image:radial-gradient(125% 105% at 50% 42%,#000 60%,transparent 96%);
  mask-image:radial-gradient(125% 105% at 50% 42%,#000 60%,transparent 96%)}
#sideViewerContainer{position:relative;z-index:1;width:100%;height:100%}
#sideViewerContainer model-viewer{width:100%;height:100%;background:transparent;--progress-bar-color:var(--accent)}

.viewer-presets{position:absolute;top:14px;left:50%;transform:translateX(-50%);z-index:5;
  display:flex;gap:4px;padding:4px;border-radius:12px;
  background:rgba(13,24,43,.5);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.14)}
.preset-btn{display:inline-flex;align-items:center;gap:6px;border:none;cursor:pointer;background:transparent;
  font-family:var(--font);font-weight:700;font-size:.74rem;letter-spacing:.02em;color:#c6d2e4;padding:7px 13px;border-radius:9px;transition:color .15s,background .15s}
.preset-btn:hover{color:#fff;background:rgba(255,255,255,.08)}
.preset-btn.active{color:#fff;background:linear-gradient(180deg,var(--accent),var(--accent-strong));box-shadow:0 6px 14px -6px var(--accent-strong)}
.preset-btn .sw{width:9px;height:9px;border-radius:3px;border:1px solid rgba(255,255,255,.5)}
.preset-btn[data-bg="studio"] .sw{background:#eef2f7}
.preset-btn[data-bg="blueprint"] .sw{background:#13243f}
.preset-btn[data-bg="dark"] .sw{background:#0c1626}
.preset-btn[data-bg="room"] .sw{background:linear-gradient(180deg,#edf0f5 58%,#cfd5de 58%)}

/* Pause / play auto-rotation toggle (floats over the stage, bottom-right) */
.rotate-toggle{position:absolute;bottom:14px;right:14px;z-index:5;display:inline-flex;align-items:center;gap:7px;cursor:pointer;
  border:1px solid rgba(255,255,255,.14);padding:8px 13px;border-radius:10px;
  font-family:var(--font);font-weight:700;font-size:.72rem;letter-spacing:.02em;color:#dbe4f1;
  background:rgba(13,24,43,.5);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:color .15s,background .15s}
.rotate-toggle:hover{color:#fff;background:rgba(13,24,43,.74)}
.rotate-toggle.is-spinning{color:#fff;background:linear-gradient(180deg,var(--accent),var(--accent-strong));border-color:transparent;box-shadow:0 6px 14px -6px var(--accent-strong)}

/* Vertical viewer toolbar (top-right of stage) */
.viewer-tools{position:absolute;top:14px;right:14px;z-index:5;display:flex;flex-direction:column;gap:6px}
.vtool{width:38px;height:38px;display:grid;place-items:center;cursor:pointer;border-radius:10px;font-size:.92rem;color:#dbe4f1;
  border:1px solid rgba(255,255,255,.14);background:rgba(13,24,43,.5);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:color .15s,background .15s}
.vtool:hover{color:#fff;background:rgba(13,24,43,.74)}
.vtool.active{color:#fff;background:linear-gradient(180deg,var(--accent),var(--accent-strong));border-color:transparent}

/* Loading progress overlay */
.viewer-loading{position:absolute;inset:0;z-index:6;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:rgba(8,15,28,.34);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
.viewer-loading[hidden]{display:none}
.vl-prog{--p:0%;position:relative;width:62px;height:62px;border-radius:50%;display:grid;place-items:center;
  background:conic-gradient(var(--accent) var(--p),rgba(255,255,255,.16) 0)}
.vl-prog::before{content:"";position:absolute;width:50px;height:50px;border-radius:50%;background:#0d182b}
.vl-prog span{position:relative;font-family:var(--mono);font-size:.74rem;font-weight:700;color:#fff}
.vl-label{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:#c6d2e4}

/* Dimension hotspots — stay visible even when behind the model */
.dim-hot{--min-hotspot-opacity:1;border:none;background:transparent;padding:0;cursor:default}
.dim-pill{display:inline-block;white-space:nowrap;font-family:var(--mono);font-size:.66rem;font-weight:700;letter-spacing:.02em;color:#0d182b;
  background:#fff;padding:4px 9px;border-radius:7px;box-shadow:0 4px 12px rgba(0,0,0,.28);border:1px solid var(--accent)}
#viewerStage:not(.show-dims) .dim-hot{opacity:0;pointer-events:none}
.show-dims .dim-hot{opacity:1;transition:opacity .2s}

/* Floating finish palette (left side of the stage, with the model) */
.viewer-finish{position:absolute;left:14px;top:14px;z-index:5;display:flex;flex-direction:column;gap:7px;padding:8px;border-radius:13px;
  background:rgba(13,24,43,.5);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.14)}
.viewer-finish .swatch{border-color:rgba(255,255,255,.22)}
.viewer-finish .swatch.active{box-shadow:0 0 0 2px rgba(13,24,43,.9),0 0 0 4px var(--accent)}
.viewer-finish .swatch.swatch-reset{background:rgba(255,255,255,.12);color:#dbe4f1}

/* Specifications panel */
.spec-panel{margin-top:16px;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface-2)}
.spec-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border-bottom:1px solid var(--line)}
.unit-toggle{display:flex;gap:3px;padding:3px;border-radius:9px;background:var(--surface-3);border:1px solid var(--line)}
.unit-btn{border:none;cursor:pointer;background:transparent;font-family:var(--font);font-weight:700;font-size:.68rem;letter-spacing:.02em;color:var(--muted);padding:5px 11px;border-radius:7px;transition:color .15s,background .15s}
.unit-btn.active{color:#fff;background:linear-gradient(180deg,var(--accent),var(--accent-strong))}
.spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line)}
.spec{display:flex;flex-direction:column;gap:5px;padding:13px 14px;background:var(--surface)}
.spec .sk{font-family:var(--mono);font-size:.6rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.spec .sv{font-weight:700;font-size:.92rem;color:var(--text)}

/* Share + AR action row */
.ctrl-actions{display:flex;gap:10px}
.ctrl-actions .btn-ar{width:auto;flex:1}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:12px;cursor:pointer;white-space:nowrap;
  font-family:var(--font);font-weight:700;font-size:.88rem;color:var(--text-2);background:transparent;border:1px solid var(--line);transition:color .15s,border-color .15s}
.btn-ghost:hover{color:var(--accent);border-color:var(--accent)}

/* =====================================================================
   Room / wall staging preset — recolorable wall behind the model.
   Driven by --room-wall / --room-wall-shade (set from script.js).
   Visible only in data-bg="room".
   ===================================================================== */
.viewer-stage[data-bg="room"]{
  --room-wall:#e9e3da; --room-wall-shade:#d6cfc4;
  background:linear-gradient(180deg,
    color-mix(in srgb,var(--room-wall) 92%,#fff) 0%,
    var(--room-wall) 52%,
    var(--room-wall-shade) 100%);
}
/* scene container — fades in only for the Room preset */
.room-scene{position:absolute;inset:0;z-index:0;opacity:0;pointer-events:none;transition:opacity .45s ease}
.viewer-stage[data-bg="room"] .room-scene{opacity:1}
/* soft daylight wash on the wall */
.room-glow{position:absolute;inset:0;background:radial-gradient(58% 70% at 68% 22%,rgba(255,250,235,.55),transparent 72%);mix-blend-mode:soft-light}

/* floating Room control rail (wall paint) — bottom-left of the stage */
.room-controls{position:absolute;left:14px;bottom:14px;z-index:5;display:flex;flex-direction:column;gap:9px;
  padding:11px 12px;border-radius:14px;opacity:0;pointer-events:none;transition:opacity .35s ease;
  background:rgba(13,24,43,.5);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.14)}
.viewer-stage[data-bg="room"] .room-controls{opacity:1;pointer-events:auto}
.rc-group{display:flex;align-items:center;gap:10px}
.rc-label{font-family:var(--mono);font-size:.58rem;letter-spacing:.12em;text-transform:uppercase;color:#c6d2e4;width:42px;flex:none}
.rc-swatches{display:flex;gap:6px}
.rc-sw{width:24px;height:24px;border-radius:7px;cursor:pointer;padding:0;border:1px solid rgba(255,255,255,.24);
  background:var(--c);transition:transform .12s,box-shadow .15s}
.rc-sw:hover{transform:translateY(-2px)}
.rc-sw.active{box-shadow:0 0 0 2px rgba(13,24,43,.9),0 0 0 4px var(--accent)}
.rc-pick{position:relative;overflow:hidden;display:grid;place-items:center;color:#fff;
  background:conic-gradient(from 90deg,#f43f5e,#f59e0b,#facc15,#22c55e,#3b82f6,#a855f7,#f43f5e)}
.rc-pick i{font-size:.6rem;text-shadow:0 1px 3px rgba(0,0,0,.55);pointer-events:none}
.rc-pick input[type="color"]{position:absolute;inset:0;width:100%;height:100%;opacity:0;border:none;padding:0;margin:0;cursor:pointer}
@media (max-width:560px){.room-controls{transform:scale(.9);transform-origin:bottom left}}

/* viewer controls (color + AR) */
.viewer-controls{display:flex;flex-direction:column;gap:15px;margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}
.ctrl-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.ctrl-label{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
.swatches{display:flex;gap:8px;flex-wrap:wrap}
.swatch{width:28px;height:28px;border-radius:9px;border:1px solid var(--line);cursor:pointer;background:var(--c,#fff);
  display:grid;place-items:center;color:var(--muted);font-size:.66rem;padding:0;transition:transform .12s,box-shadow .15s}
.swatch:hover{transform:translateY(-2px)}
.swatch.active{box-shadow:0 0 0 2px var(--surface),0 0 0 4px var(--accent)}
.swatch.swatch-reset{background:var(--surface-2);color:var(--text-2)}
/* Custom color picker — tappable rainbow swatch wrapping a hidden <input type=color> */
.swatch-pick{position:relative;overflow:hidden;color:#fff;
  background:conic-gradient(from 90deg,#f43f5e,#f59e0b,#facc15,#22c55e,#3b82f6,#a855f7,#f43f5e)}
.swatch-pick i{font-size:.66rem;text-shadow:0 1px 3px rgba(0,0,0,.55);pointer-events:none}
.swatch-pick input[type="color"]{position:absolute;inset:0;width:100%;height:100%;opacity:0;border:none;padding:0;margin:0;cursor:pointer}
.btn-ar{display:inline-flex;align-items:center;justify-content:center;gap:9px;width:100%;padding:13px;border-radius:12px;cursor:pointer;
  font-family:var(--font);font-weight:700;font-size:.88rem;color:var(--text);background:var(--surface-2);border:1px solid var(--line);transition:color .15s,border-color .15s}
.btn-ar:hover{color:var(--accent);border-color:var(--accent)}
.side-name{font-weight:800;font-size:1.3rem;color:var(--text);letter-spacing:-.01em}
.side-desc{color:var(--muted);font-size:.92rem;line-height:1.55}
.side-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:22px;padding-top:22px;border-top:1px solid var(--line)}
.side-price{font-size:1.6rem;font-weight:800;color:var(--ok)}

@media (max-width:560px){
  .topnav .inner{padding:12px 16px}
  .brand-link .bs{display:none}
  .page{padding:0 16px 60px}
  .hero{padding:64px 16px 96px}
}

/* =====================================================================
   Plans (profile) — billing toggle + pricing cards
   ===================================================================== */
.plan-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin:0 0 22px}
.bill-toggle{display:inline-flex;align-items:center;gap:4px;background:var(--surface-2);border:1px solid var(--line);
  border-radius:12px;padding:4px}
.bill-toggle button{border:none;background:none;cursor:pointer;font-family:var(--font);font-weight:700;font-size:.85rem;
  color:var(--muted);padding:9px 18px;border-radius:9px;transition:.18s;display:inline-flex;align-items:center;gap:8px}
.bill-toggle button.active{background:var(--surface);color:var(--text);box-shadow:var(--card-shadow)}
.bill-toggle button:hover:not(.active){color:var(--text-2)}
.save-pill{font-family:var(--mono);font-size:.58rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ok);background:var(--ok-tint);padding:3px 7px;border-radius:6px}

.tier-card.featured{border-color:var(--accent);box-shadow:0 22px 46px -24px var(--accent-strong)}
.tier-best{position:absolute;top:-11px;left:50%;transform:translateX(-50%);font-family:var(--mono);font-size:.56rem;
  letter-spacing:.14em;text-transform:uppercase;color:#fff;font-weight:700;padding:5px 12px;border-radius:8px;
  background:linear-gradient(180deg,var(--accent),var(--accent-strong));box-shadow:0 8px 18px -8px var(--accent-strong)}
.tier-price .per-year{font-family:var(--mono);font-size:.72rem;color:var(--ok)}
.tier-price .amt small{font-size:1rem;font-weight:700;color:var(--muted);vertical-align:super}
.tier-free-tag{font-weight:800;font-size:2rem;color:var(--text);line-height:1}

/* =====================================================================
   Coupon field — shared by cart summary + plan dialog
   ===================================================================== */
.coupon{margin-top:16px}
.coupon-field{display:flex;align-items:center;gap:8px;background:var(--surface-2);border:1px solid var(--line);
  border-radius:12px;padding:6px 6px 6px 12px;transition:border-color .18s,box-shadow .18s}
.coupon-field:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-tint)}
.coupon-field.is-applied{border-color:var(--ok);background:var(--ok-tint)}
.coupon-ic{color:var(--faint);font-size:.9rem}
.coupon-field.is-applied .coupon-ic{color:var(--ok)}
.coupon-field input{flex:1;min-width:0;border:none;background:none;outline:none;font-family:var(--mono);
  font-size:.86rem;letter-spacing:.06em;text-transform:uppercase;color:var(--text)}
.coupon-field input::placeholder{color:var(--faint);letter-spacing:.04em;text-transform:none;font-family:var(--font)}
.coupon-field input[readonly]{font-weight:700;color:var(--ok)}
#couponApply{border:none;cursor:pointer;font-family:var(--font);font-weight:700;font-size:.82rem;color:#fff;
  background:linear-gradient(180deg,var(--accent),var(--accent-strong));padding:9px 16px;border-radius:9px;transition:.18s;white-space:nowrap}
#couponApply:hover{filter:brightness(1.07)}
#couponApply:disabled{opacity:.6;cursor:default}
#couponRemove{border:none;cursor:pointer;background:none;color:var(--muted);width:34px;height:34px;border-radius:9px;
  display:grid;place-items:center;font-size:.9rem;transition:.18s}
#couponRemove:hover{color:#ef4444;background:var(--surface)}
.coupon-msg{margin:9px 2px 0;font-size:.78rem;font-weight:600;display:flex;align-items:center;gap:6px;min-height:1px}
.coupon-msg.ok{color:var(--ok)}
.coupon-msg.err{color:#ef4444}
.coupon-msg:empty{display:none}

.srow.srow-discount .k{display:flex;align-items:center;gap:8px}
.srow.srow-discount .disc-code{font-family:var(--mono);font-size:.6rem;font-weight:600;letter-spacing:.06em;
  color:var(--ok);background:var(--ok-tint);padding:2px 7px;border-radius:6px}
.srow .v.disc{color:var(--ok)}