/* =========================================================
   Stupormarket (SM) – Proof of Concept Stylesheet
   Deterministic centering per-frame (cover + product)
   ========================================================= */

:root{
  --paper: #f4f1ea;
  --ink: #0e0f10;
  --muted: rgba(14,15,16,.65);
  --hair: rgba(14,15,16,.16);
  --radius: 18px;

  --serif: ui-serif, "Didot", "Bodoni 72", "Playfair Display", "Libre Baskerville", Georgia, serif;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Inter, Roboto, Helvetica, Arial, sans-serif;
}

/* Base */
*,
*::before,
*::after{ box-sizing: border-box; }

html, body{ height: 100%; }

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
}

figure{ margin: 0; }

.sm{
  min-height: 100%;
  padding: clamp(16px, 2.2vw, 40px);
}

.frame{
  width: min(1600px, 100%);
  margin-inline: auto;

  min-height: calc(100vh - clamp(16px, 2.2vw, 40px) * 2);
  display: grid;
  place-items: center;

  position: relative;
}

.is-hidden{ display: none; }


.cover__masthead{
  position: absolute;
  left: clamp(14px, 2vw, 28px);
  top:  clamp(14px, 2vw, 28px);

  display: inline-flex;
  flex-direction: column;
  gap: 10px;

  width: max-content;                 /* sizes to content */
  max-width: min(92%, 720px);         /* but never too wide */
  padding: clamp(14px, 2.2vw, 22px);

  background: rgba(239, 234, 221, .92);
  border-radius: var(--radius);
  border: 1px solid var(--hair);
  color: var(--ink);

  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.cover__kicker{
  letter-spacing: .14em;
  font-size: clamp(10px, 1.2vw, 12px);
}

.cover__title{
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: .01em;
  margin: 0;
  font-size: clamp(28px, 6vw, 72px);
  line-height: 1.02;
}

.cover__subtitle{
  font-size: clamp(12px, 1.8vw, 16px);
  line-height: 1.25;
  color: rgba(14,15,16,.85);
  max-width: 43ch;
}


.product{
  position: absolute;
  left: var(--x);
  top: var(--y);
}

.product_layout{
  position: absolute;
  left: var(--x);
  top: var(--y);
  border: dashed 3px #FC0;
  border-radius: var(--radius);
}

.space{
  width: 100%;
  padding: clamp(26px, 3.2vw, 56px);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.space__cover{
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--hair);
  background: #e9e4d9;
  box-shadow: 0 10px 40px rgba(0,0,0,.08);
  background-image: url('https://stupormarket.com/images/real-curb-appeal.png');
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.space__scene{
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--hair);
  background: #e9e4d9;
  box-shadow: 0 10px 40px rgba(0,0,0,.08);
  background-image: url('https://stupormarket.com/images/chicken-room.png');
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.cover__img, .scene__img{
  position: absolute;
  inset: 0;
  transform: scale(1.0);
  transition: transform 320ms ease, filter 320ms ease;
  filter: saturate(.95) contrast(.98);
}

.space__scene.is-aiming .scene__img{
  transform: scale(1.03);
  filter: saturate(.98) contrast(1.02);
}

.nav{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  border: 1px solid rgba(255,255,255,.35);
  background: rgba(14,15,16,.10);
  color: rgba(255,255,255,.92);
  width: 44px;
  height: 44px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  user-select: none;
  transition: background 180ms ease, transform 180ms ease, opacity 180ms ease;
}
.nav span{ font-size: 18px; line-height: 1; }
.nav--left{ left: 14px; }
.nav--right{ right: 14px; }
.nav:hover{ background: rgba(14,15,16,.16); transform: translateY(-50%) scale(1.02); }
.nav:disabled{ opacity: .35; cursor: not-allowed; }

.placard{
  position: absolute;
  left: 18px;
  bottom: 16px;
  margin: 0;
  padding: 14px 16px 12px;
  border-radius: 14px;
  background: rgba(244,241,234,.86);
  border: 1px solid rgba(14,15,16,.10);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  max-width: min(520px, 78%);
}
.placard__title{
  font-family: var(--serif);
  font-weight: 800;
  letter-spacing: .01em;
  font-size: clamp(22px, 2.6vw, 34px);
  line-height: 1.05;
}
.placard__subtitle{
  margin-top: 6px;
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(14,15,16,.70);
}