:root {
  --bg: #080808; --bg2: #0f0f0f; --bg3: #141414;
  --white: #f0f0f0; --white-dim: rgba(240,240,240,0.45);
  --pink: #ff1d78; --cyan: #00e5ff; --gold: #ffd600;
  --border: rgba(240,240,240,0.1);
  --cond: 'Barlow Condensed', sans-serif;
  --body: 'Barlow', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
  --grid: 1px solid var(--border);
}

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

html, body { height: 100%; }

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--body);
  font-size: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

a { color: inherit; text-decoration: none; }

.cs-topbar {
  position: relative;
  z-index: 10;
  flex-shrink: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  min-height: 56px;
  padding: 0 20px;
  background: var(--bg);
  border-bottom: var(--grid);
}

.cs-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--cond);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--white);
  white-space: nowrap;
}
.cs-logo img { width: 28px; height: 28px; object-fit: contain; }

.cs-code {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--white-dim);
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  text-align: center;
}

.cs-actions { display: flex; align-items: center; gap: 8px; }

.cs-btn {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white-dim);
  border: 1px solid var(--border);
  background: transparent;
  padding: 7px 12px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.cs-btn:hover { color: var(--pink); border-color: var(--pink); }
.cs-btn.cs-primary { color: var(--pink); border-color: var(--pink); }
.cs-btn.cs-primary:hover { background: var(--pink); color: var(--bg); }
.cs-btn.cs-cta { color: var(--gold); border-color: var(--gold); }
.cs-btn.cs-cta:hover { background: var(--gold); color: var(--bg); }

.cs-viewport {
  position: relative;
  flex: 1;
  background: #000;
  overflow: hidden;
}

.cs-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.cs-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 14px;
  background: var(--bg);
  color: var(--white-dim);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  z-index: 5;
  opacity: 1;
  transition: opacity 0.4s ease;
}
.cs-loader.hidden { opacity: 0; pointer-events: none; }
.cs-loader-bar {
  width: 180px;
  height: 2px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}
.cs-loader-bar::after {
  content: '';
  position: absolute;
  top: 0; left: -40%;
  width: 40%; height: 100%;
  background: var(--pink);
  animation: cs-load 1.1s ease-in-out infinite;
}
@keyframes cs-load {
  0%   { left: -40%; }
  100% { left: 100%; }
}

@media (max-width: 720px) {
  .cs-topbar { gap: 12px; padding: 0 14px; min-height: 48px; }
  .cs-code { font-size: 10px; letter-spacing: 0.15em; }
  .cs-btn { padding: 6px 10px; }
  .cs-logo img { width: 22px; height: 22px; }
  .cs-logo { font-size: 16px; }
}

@media (max-width: 640px) {
  .cs-topbar { gap: 10px; padding: 8px 12px; }
  .cs-code { display: none; }
  .cs-actions { order: 2; margin-left: auto; }
  .cs-cta { order: 3; flex: 1 0 100%; justify-content: center; }
}

@media (max-width: 380px) {
  .cs-topbar { gap: 6px; padding: 8px; }
  .cs-btn { font-size: 10px; letter-spacing: 0.08em; padding: 6px 6px; gap: 4px; }
  .cs-logo { font-size: 14px; gap: 7px; }
  .cs-logo img { width: 20px; height: 20px; }
  .cs-actions { gap: 5px; }
}