/* 3D step cards (stone settings, innovation): rendered by js/stepcards3d.js onto the shared fixed canvas. */
.settings-sec { background: var(--white); position: relative; overflow: hidden; }
.set-filters { display: flex; flex-wrap: wrap; gap: 8px; margin: -16px 0 36px; }
.set-filters button { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line); background: #fff; padding: 11px 16px; font: 400 13px/1 var(--sans); color: var(--navy); cursor: pointer;
    transition: background .25s, color .25s, border-color .25s, translate .3s var(--ease-out); }
.set-filters button:hover { border-color: var(--brass); translate: 0 -2px; }
.set-filters button[aria-pressed="true"] { background: var(--navy); border-color: var(--navy); color: #fff; }
.set-filters .count { font-size: 10.5px; color: var(--brass); font-variant-numeric: tabular-nums; }

.scard-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.scard { position: relative; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); overflow: hidden;
    transition: translate .5s var(--ease-out), box-shadow .5s, border-color .4s; }
.scard:hover { translate: 0 -6px; border-color: var(--brass); box-shadow: 0 30px 60px -34px rgba(16,31,51,.5); }
.js .scard:not(.seen) { opacity: 0; transform: translateY(32px); }
.scard.seen { transition: opacity .8s ease calc(var(--c) * .08s), transform 1s var(--ease-out) calc(var(--c) * .08s), translate .5s var(--ease-out), box-shadow .5s, border-color .4s; }

/* Viewport: burgundy studio with a technical floor grid and a soft spotlight pool */
.scard-view { position: relative; aspect-ratio: 4 / 3; overflow: hidden;
    background: radial-gradient(ellipse 55% 30% at 50% 74%, rgba(var(--brand-light-rgb),.16), transparent 70%), radial-gradient(circle at 50% 38%, var(--burgundy-raised) 0%, var(--burgundy) 52%, var(--burgundy-deep) 100%); }
.scard-view::before { content: ""; position: absolute; left: -20%; right: -20%; bottom: -10%; height: 60%; pointer-events: none; transform: perspective(300px) rotateX(58deg); transform-origin: 50% 100%;
    background-image: linear-gradient(rgba(var(--brand-light-rgb),.14) 1px, transparent 1px), linear-gradient(90deg, rgba(var(--brand-light-rgb),.14) 1px, transparent 1px); background-size: 26px 26px;
    mask-image: radial-gradient(ellipse 50% 70% at 50% 30%, #000 20%, transparent 70%); -webkit-mask-image: radial-gradient(ellipse 50% 70% at 50% 30%, #000 20%, transparent 70%); }
.scard-view::after { content: ""; position: absolute; inset: 0; pointer-events: none; translate: -120% 0; background: linear-gradient(110deg, transparent 35%, rgba(255,255,255,.12) 50%, transparent 65%); transition: translate 1.1s var(--ease-out); }
.scard:hover .scard-view::after { translate: 120% 0; }
.scard-stage { position: absolute; inset: 0; }
.scard-num { position: absolute; left: 14px; top: 12px; z-index: 1; font-size: 11px; letter-spacing: .12em; color: var(--brass-2); }
.scard-replay { position: absolute; right: 13px; top: 9px; z-index: 1; font-size: 15px; color: rgba(255,255,255,.35); transition: rotate .7s var(--ease-out), color .3s; }
.scard:hover .scard-replay { rotate: -360deg; color: #fbe7bd; }
.no-webgl .scard-view { display: none; }

.scard-body { display: flex; flex-direction: column; gap: 8px; flex: 1; padding: 18px 20px 22px; }
.scard-sub { margin: 0; font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--brass); }
.scard-body h3 { font: 500 22px/1.15 var(--serif); }

/* Step list synced to the 3D loop */
.scard-steps { list-style: none; margin: 4px 0 6px; padding: 0; display: grid; gap: 6px; counter-reset: none; }
.scard-steps li { position: relative; display: grid; grid-template-columns: 22px 1fr; gap: 10px; align-items: center; font-size: 13.5px; line-height: 1.3; color: var(--slate); transition: color .3s; }
.scard-steps li .num { width: 20px; height: 20px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; font-size: 10px; color: var(--slate);
    transition: background .3s, border-color .3s, color .3s, box-shadow .3s; }
.scard-steps li.done { color: var(--navy); }
.scard-steps li.done .num { border-color: var(--brass); color: var(--brass); }
.scard-steps li.on { color: var(--navy); font-weight: 500; }
.scard-steps li.on .num { background: var(--brass); border-color: var(--brass); color: #fff; box-shadow: 0 0 0 4px rgba(176,141,87,.18); }
:not(.is-3d) > .wrap .scard-steps li { color: var(--navy); }

.scard-text { flex: 1; margin: 0; font-size: 13.5px; color: var(--slate); }
.set-meter { display: grid; gap: 7px; margin: 8px 0 0; }
.set-meter div { display: grid; grid-template-columns: 62px 1fr; align-items: center; }
.set-meter dt { font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--slate); }
.set-meter dd { display: flex; gap: 4px; margin: 0; }
.set-meter i { position: relative; flex: 1; height: 4px; overflow: hidden; background: var(--line); }
.set-meter i.on::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--brass), #e3b864); transform-origin: left; transition: transform .5s var(--ease-out) calc(.5s + var(--m) * .08s); }
.js .scard:not(.seen) .set-meter i.on::after { transform: scaleX(0); }
.set-best { margin: 6px 0 0; padding-top: 10px; border-top: 1px solid var(--line); font-size: 12.5px; color: var(--navy); }
.set-best span { margin-right: 8px; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--brass); }

@media (max-width: 1180px) { .scard-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 860px) { .scard-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .scard-grid { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) {
    .js .scard:not(.seen) { opacity: 1; transform: none; }
    .js .scard:not(.seen) .set-meter i.on::after { transform: none; }
}