/* ================================================================
   EQUATION CAGES — Ad Placeholder Styles  (theme-aware via CSS vars)
   Fonts: loaded via Google Fonts CDN (Crimson Pro, DM Sans)
================================================================ */

/* Default fallback colors — overridden by JS query-param injection */
:root {
  --sponsor-bg:   #f7f3ec;
  --sponsor-surf: rgba(0,0,0,0.25);
  --sponsor-text: #2a2520;
  --sponsor-acc:  #c0522a;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  background: transparent !important;
}
html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
}
body {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  font-family: "DM Sans", sans-serif;
  background: var(--sponsor-surf);
  color: var(--sponsor-text);
}

/* ── Topbar (mirrors game's .page-header) ── */
.sponsor-page-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 18px 12px;
  border-bottom: 1px solid rgba(128,128,128,0.18);
  flex-shrink: 0;
  text-align: center;
}
.sponsor-page-title {
  font-family: "Crimson Pro", Georgia, serif;
  font-size: clamp(1.1rem, 4vw, 1.5rem);
  font-weight: 600;
  color: var(--sponsor-text);
  letter-spacing: 0.02em;
  text-align: center;
}

/* ── Ad body fills remaining space ── */
.sponsor-body {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
}

/* Corner brackets (outer frame) */
.bracket { position: absolute; width: 10px; height: 10px; }
.bracket.tl { top: 6px;    left: 6px;  border-top:    1px solid rgba(128,128,128,0.2); border-left:   1px solid rgba(128,128,128,0.2); }
.bracket.tr { top: 6px;    right: 6px; border-top:    1px solid rgba(128,128,128,0.2); border-right:  1px solid rgba(128,128,128,0.2); }
.bracket.bl { bottom: 6px; left: 6px;  border-bottom: 1px solid rgba(128,128,128,0.2); border-left:   1px solid rgba(128,128,128,0.2); }
.bracket.br { bottom: 6px; right: 6px; border-bottom: 1px solid rgba(128,128,128,0.2); border-right:  1px solid rgba(128,128,128,0.2); }

.inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

/* Dashed-border ad slot */
.sponsor-box {
  position: relative;
  width: calc(100% - 20px);
  height: calc(100% - 20px);
  border: 1px dashed rgba(128,128,128,0.25);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Corner brackets inside the dashed box */
.sponsor-box-corner { position: absolute; width: 9px; height: 9px; }
.sponsor-box-tl { top: -1px;    left: -1px;  border-top:    2px solid var(--sponsor-acc); border-left:   2px solid var(--sponsor-acc); opacity: 0.5; }
.sponsor-box-tr { top: -1px;    right: -1px; border-top:    2px solid var(--sponsor-acc); border-right:  2px solid var(--sponsor-acc); opacity: 0.5; }
.sponsor-box-bl { bottom: -1px; left: -1px;  border-bottom: 2px solid var(--sponsor-acc); border-left:   2px solid var(--sponsor-acc); opacity: 0.5; }
.sponsor-box-br { bottom: -1px; right: -1px; border-bottom: 2px solid var(--sponsor-acc); border-right:  2px solid var(--sponsor-acc); opacity: 0.5; }

.sponsor-box-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 12px;
  text-align: center;
}

.sponsor-eyebrow {
  font-size: 7px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--sponsor-text);
  opacity: 0.35;
  margin-bottom: 6px;
}
.sponsor-dims {
  font-family: "Crimson Pro", Georgia, serif;
  font-size: clamp(14px, 3.5vw, 20px);
  font-weight: 600;
  color: var(--sponsor-acc);
  letter-spacing: 0.04em;
}
.sponsor-format {
  font-size: 8px;
  letter-spacing: 0.12em;
  color: var(--sponsor-text);
  opacity: 0.22;
  margin-top: 2px;
}
.sponsor-note {
  font-size: 7px;
  letter-spacing: 0.08em;
  color: var(--sponsor-text);
  opacity: 0.16;
  margin-top: 8px;
  font-style: italic;
}

/* ── Small Mobile ── */
@media (max-width: 480px) {
  .sponsor-eyebrow { font-size: 5px; margin-bottom: 3px; }
  .sponsor-dims    { font-size: 11px; }
  .sponsor-format  { font-size: 5px; }
  .sponsor-note    { font-size: 5px; margin-top: 4px; }
  .sponsor-box-content { gap: 2px; padding: 6px; }
  .bracket    { width: 7px; height: 7px; }
  .sponsor-page-header { padding: 10px 12px 8px; }
}
/* ── Mobile ── */
@media (min-width: 481px) and (max-width: 768px) {
  .sponsor-eyebrow { font-size: 6px; }
  .sponsor-dims    { font-size: 13px; }
  .sponsor-format  { font-size: 6px; }
  .sponsor-note    { font-size: 6px; margin-top: 5px; }
  .sponsor-box-content { gap: 3px; padding: 9px; }
}