/* ═══════════════════════════════════════════════════
   layout.css  —  Page shell, sidebar, responsive
   Ocean theme adapted from Agee Arcade standard
═══════════════════════════════════════════════════ */

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

html, body {
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background: #00111f;
  color: #88ccff;
  font-family: 'IM Fell English', serif;
}

/* ── TOP BRAND BAR ───────────────────────────────── */
#topBar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 20px;
  background: linear-gradient(180deg, #003055, #001830);
  border-bottom: 2px solid #0d4a77;
  height: 38px;
}
#brandName {
  font-family: 'Cinzel', serif;
  font-size: 16px;
  font-weight: 700;
  color: #44b8e8;
  letter-spacing: 3px;
  text-shadow: 0 0 22px #0099ff88;
}
#topTagline {
  font-size: 12px;
  color: #3a6e8a;
  font-style: italic;
}

/* ── PAGE SHELL ──────────────────────────────────── */
#pageShell {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ── MAIN ROW ────────────────────────────────────── */
#mainRow {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 10px 0 10px;
  width: 100%;
  max-width: 1260px;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* ── GAME COLUMN ─────────────────────────────────── */
#gameColumn {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-width: 0;
  min-height: 0;
  height: 100%;
}

/* Canvas mount */
#canvasMount {
  width: 100%;
  flex: 1;
  min-height: 0;
  background: #000d1a;
  position: relative;
  overflow: hidden;
}
#canvasMount canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

/* ── RIGHT SIDEBAR ───────────────────────────────── */
#adSidebar {
  flex: 0 0 160px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding-top: 4px;
}

/* ── BOTTOM BANNER ───────────────────────────────── */
#adBanner {
  display: flex;
  justify-content: center;
  padding: 8px 0 10px 0;
  width: 100%;
}

/* ── ARCADE SIDEBAR LINK ─────────────────────────── */
.arcade-sidebar {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 20px 14px;
  height: 100%;
  background: linear-gradient(160deg, #002244 60%, #001122);
  border: 1px solid #0d4a77;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}
.arcade-sidebar:hover {
  background: linear-gradient(160deg, #003366 60%, #001833);
  border-color: #44b8e8;
}
.arcade-sidebar-glyph {
  font-size: 28px;
  color: #44b8e8;
  text-shadow: 0 0 18px #0088ff66;
}
.arcade-sidebar-title {
  font-family: 'Cinzel', serif;
  font-size: 13px;
  font-weight: 700;
  color: #44b8e8;
  letter-spacing: 4px;
  text-align: center;
}
.arcade-sidebar-divider {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, #1a5a88, transparent);
}
.arcade-sidebar-body {
  font-family: 'IM Fell English', serif;
  font-style: italic;
  font-size: 11px;
  color: #3a7aaa;
  text-align: center;
  line-height: 1.6;
}
.arcade-sidebar-cta {
  font-family: 'Cinzel', serif;
  font-size: 10px;
  letter-spacing: 2px;
  color: #1a5a88;
  margin-top: 4px;
  transition: color 0.2s;
}
.arcade-sidebar:hover .arcade-sidebar-cta { color: #44b8e8; }

/* ── ARCADE BANNER LINK ──────────────────────────── */
.arcade-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 24px;
  background: linear-gradient(90deg, #002244, #001122, #002244);
  border: 1px solid #0d3a55;
  text-decoration: none;
  max-width: 728px;
  width: 100%;
  transition: border-color 0.2s;
}
.arcade-banner:hover { border-color: #44b8e8; }
.arcade-banner-icon {
  font-size: 18px;
  color: #44b8e8;
  flex-shrink: 0;
}
.arcade-banner-text {
  font-family: 'Cinzel', serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 3px;
  color: #44b8e8;
  white-space: nowrap;
}
.arcade-banner-divider {
  color: #0d3a55;
  font-size: 18px;
}
.arcade-banner-sub {
  font-family: 'IM Fell English', serif;
  font-style: italic;
  font-size: 12px;
  color: #3a7aaa;
  flex: 1;
}
.arcade-banner-cta {
  font-family: 'Cinzel', serif;
  font-size: 10px;
  letter-spacing: 2px;
  color: #1a5a88;
  white-space: nowrap;
  flex-shrink: 0;
  transition: color 0.2s;
}
.arcade-banner:hover .arcade-banner-cta { color: #44b8e8; }

/* ── OVERLAY LAYER ───────────────────────────────── */
#overlayLayer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 200;
}
#overlayLayer > * {
  pointer-events: all;
}

/* ── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 1000px) {
  #adSidebar { display: none; }
  .arcade-banner { max-width: 100%; }
  #mainRow { padding: 6px; gap: 0; }
}
@media (max-width: 760px) {
  #adBanner { display: none; }
  #topTagline { display: none; }
}