:root {
  --bg: #0f1220;
  --panel: #191d2e;
  --panel-2: #222840;
  --text: #e8eaf2;
  --muted: #9aa0b8;
  --accent: #6c8cff;
  --accent-2: #a06bff;
  --border: #2a3050;
  --ok: #34c759;
  --err: #ff5c5c;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, #1c2140 0%, var(--bg) 60%);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  gap: 16px;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; }
.logo { font-size: 26px; }
.brand-name {
  font-size: 22px; font-weight: 800; letter-spacing: -0.5px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.tagline { color: var(--muted); font-size: 13px; }

.stats-bar {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  margin: 2px auto 0;
  display: flex; align-items: center; justify-content: center; gap: 7px;
}
.stats-bar strong { color: var(--text); font-weight: 700; }
.stats-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 0 rgba(52,199,89,.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52,199,89,.5); }
  70% { box-shadow: 0 0 0 7px rgba(52,199,89,0); }
  100% { box-shadow: 0 0 0 0 rgba(52,199,89,0); }
}

main {
  flex: 1;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 12px 20px 40px;
}

.hidden { display: none !important; }

/* Dropzone */
.dropzone {
  border: 2px dashed var(--border);
  border-radius: 18px;
  background: var(--panel);
  padding: 60px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s, transform .1s;
  margin-top: 20px;
}
.dropzone:hover, .dropzone.dragover {
  border-color: var(--accent);
  background: var(--panel-2);
}
.dz-icon { font-size: 52px; margin-bottom: 10px; }
.dz-title { font-size: 20px; font-weight: 700; margin: 6px 0; }
.dz-sub { color: var(--muted); margin: 4px 0; }
.dz-note { color: var(--muted); font-size: 12px; margin-top: 14px; opacity: .8; }
.link-btn {
  background: none; border: none; color: var(--accent); cursor: pointer;
  font: inherit; padding: 0; text-decoration: underline;
}

/* Workspace */
.canvas-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 8px;
}
@media (max-width: 640px) { .canvas-wrap { grid-template-columns: 1fr; } }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 10px;
}
.panel-label {
  font-size: 12px; text-transform: uppercase; letter-spacing: 1px;
  color: var(--muted); margin: 2px 4px 8px;
}
.img-holder {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  min-height: 220px;
  display: flex; align-items: center; justify-content: center;
  background: #11141f;
}
.img-holder img { max-width: 100%; max-height: 420px; display: block; }
.checker {
  background-image:
    linear-gradient(45deg, #3a3f55 25%, transparent 25%),
    linear-gradient(-45deg, #3a3f55 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #3a3f55 75%),
    linear-gradient(-45deg, transparent 75%, #3a3f55 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
}

.progress-overlay {
  position: absolute; inset: 0;
  background: rgba(15,18,32,.82);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px; padding: 20px; text-align: center;
}
.progress-overlay.hidden { display: none; }
.spinner {
  width: 38px; height: 38px; border-radius: 50%;
  border: 4px solid var(--border); border-top-color: var(--accent);
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
#progressText { color: var(--text); font-size: 14px; }
.progress-bar {
  width: 80%; max-width: 260px; height: 6px; border-radius: 4px;
  background: var(--border); overflow: hidden;
}
.progress-fill {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width .2s;
}

/* Controls */
.controls {
  margin-top: 18px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.bg-options { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ctrl-label { color: var(--muted); font-size: 13px; margin-right: 2px; }
.bg-swatch {
  width: 30px; height: 30px; border-radius: 8px;
  border: 2px solid var(--border); cursor: pointer; padding: 0;
  position: relative; overflow: hidden;
}
.bg-swatch.active { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(108,140,255,.35); }
.bg-swatch.custom { display: flex; align-items: center; justify-content: center; background:#191d2e; }
.bg-swatch.custom input[type=color] {
  width: 200%; height: 200%; border: none; padding: 0; cursor: pointer; background: none;
}
.checker-mini {
  display:block; width:100%; height:100%;
  background-image:
    linear-gradient(45deg, #888 25%, transparent 25%),
    linear-gradient(-45deg, #888 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #888 75%),
    linear-gradient(-45deg, transparent 75%, #888 75%);
  background-size: 10px 10px; background-color:#fff;
  background-position: 0 0, 0 5px, 5px -5px, -5px 0;
}

.actions { display: flex; gap: 10px; }
.btn {
  border: none; border-radius: 10px; padding: 11px 18px;
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: transform .08s, opacity .2s, background .2s;
}
.btn:active { transform: translateY(1px); }
.btn.primary { background: linear-gradient(90deg, var(--accent), var(--accent-2)); color: #fff; }
.btn.primary:disabled { opacity: .45; cursor: not-allowed; }
.btn.ghost { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }

.error-box {
  margin-top: 18px; padding: 12px 16px; border-radius: 10px;
  background: rgba(255,92,92,.12); border: 1px solid rgba(255,92,92,.4);
  color: #ffb3b3; font-size: 14px;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 22px 20px 30px;
  text-align: center;
  color: var(--muted);
}
.footer-net { display: flex; gap: 14px; align-items: center; justify-content: center; flex-wrap: wrap; margin-bottom: 8px; }
.footer-net strong { color: var(--text); font-weight: 700; }
.footer-net a { color: var(--accent); text-decoration: none; }
.footer-net a:hover { text-decoration: underline; }
.footer-note { font-size: 12px; opacity: .8; }
.footer-legal { margin-top: 10px; font-size: 12px; }
.footer-legal a { color: var(--muted); text-decoration: none; }
.footer-legal a:hover { color: var(--accent); text-decoration: underline; }

/* Legal / content pages */
.legal-page {
  max-width: 780px;
  margin: 0 auto;
  padding: 12px 22px 50px;
  line-height: 1.65;
}
.legal-page h1 { font-size: 28px; letter-spacing: -0.5px; margin: 18px 0 6px; }
.legal-page h2 { font-size: 19px; margin: 28px 0 8px; color: var(--text); }
.legal-page p, .legal-page li { color: #c7cbe0; }
.legal-page a { color: var(--accent); }
.legal-page ul { padding-left: 22px; }
.legal-page .updated { color: var(--muted); font-size: 13px; margin-bottom: 4px; }
.back-link {
  display: inline-block; margin: 6px 0 10px;
  color: var(--accent); text-decoration: none; font-size: 14px;
}
.back-link:hover { text-decoration: underline; }
.legal-page .highlight {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 16px; margin: 16px 0;
}