:root {
  --green: #2E7D32;
  --green-dark: #1B5E20;
  --green-tint: #E8F3E9;
  --ink: #1A1C19;
  --muted: #5C6660;
  --line: #DCE3DD;
  --surface: #FFFFFF;
  --surface-2: #F4F7F4;
  --danger: #B3261E;
  --radius: 16px;
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 8px 24px rgba(0,0,0,.04);
  --maxw: 760px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--surface-2);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 60px;
}
.wordmark { height: 40px; display: block; }
.tool-tag {
  font-size: 13px;
  font-weight: 600;
  color: var(--green-dark);
  background: var(--green-tint);
  padding: 3px 10px;
  border-radius: 999px;
}

/* Hero */
.hero { padding: 40px 0 8px; text-align: center; }
.hero h1 {
  font-size: clamp(28px, 5vw, 38px);
  line-height: 1.1;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}
.sub {
  max-width: 540px;
  margin: 0 auto 16px;
  color: var(--muted);
  font-size: 16px;
}
.privacy-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--green-dark);
  background: var(--green-tint);
  padding: 6px 14px;
  border-radius: 999px;
  margin: 0;
}
.privacy-chip .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green);
}

/* Controls */
.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  justify-content: center;
  margin: 28px 0 20px;
}
.control { display: flex; align-items: center; gap: 12px; }
.control-label { font-size: 14px; font-weight: 600; color: var(--muted); }
.segmented {
  display: inline-flex;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px;
}
.seg {
  border: 0;
  background: transparent;
  font: inherit;
  font-weight: 600;
  font-size: 14px;
  color: var(--muted);
  padding: 6px 18px;
  border-radius: 999px;
  cursor: pointer;
}
.seg.active { background: var(--green); color: #fff; }
#quality { accent-color: var(--green); width: 160px; }
#qualityControl.hidden { display: none; }

/* Dropzone */
.dropzone {
  background: var(--surface);
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  padding: 44px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  outline: none;
}
.dropzone:hover,
.dropzone:focus-visible { border-color: var(--green); }
.dropzone.dragover {
  border-color: var(--green);
  background: var(--green-tint);
}
.dz-icon { width: 40px; height: 40px; color: var(--green); margin-bottom: 8px; }
.dz-title { margin: 0 0 4px; font-size: 18px; font-weight: 700; }
.dz-hint { margin: 0; color: var(--muted); font-size: 14px; }
.link-look { color: var(--green-dark); font-weight: 600; text-decoration: underline; }

/* Results */
.results { margin-top: 24px; }
.results-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.summary { font-size: 14px; font-weight: 600; color: var(--muted); }
.results-actions { display: flex; gap: 8px; }

.file-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.file-row {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 14px;
  box-shadow: var(--shadow);
}
.thumb {
  width: 48px; height: 48px;
  border-radius: 8px;
  object-fit: cover;
  background: var(--surface-2);
  flex: none;
}
.thumb.placeholder {
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); font-size: 11px; font-weight: 600;
}
.file-meta { flex: 1; min-width: 0; }
.file-name {
  font-weight: 600; font-size: 14px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.file-status { font-size: 12px; color: var(--muted); }
.file-status.error { color: var(--danger); }
.file-status.done { color: var(--green-dark); }
.spinner {
  width: 14px; height: 14px;
  border: 2px solid var(--line);
  border-top-color: var(--green);
  border-radius: 50%;
  display: inline-block;
  vertical-align: -2px;
  margin-right: 4px;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Buttons */
.btn {
  font: inherit;
  font-weight: 600;
  font-size: 14px;
  border-radius: 999px;
  padding: 9px 18px;
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); }
.btn-ghost { background: transparent; color: var(--muted); border-color: var(--line); }
.btn-ghost:hover { background: var(--surface); }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn[disabled] { opacity: .5; cursor: default; }

/* Cross-sell */
.cross-sell {
  margin: 36px 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow);
}
.cs-img { width: 96px; height: 96px; object-fit: contain; flex: none; }
.cs-body h2 { margin: 0 0 6px; font-size: 19px; }
.cs-body p { margin: 0 0 14px; color: var(--muted); font-size: 15px; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
  margin-top: 12px;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  font-size: 13px;
  color: var(--muted);
}
.footer-links a { color: var(--green-dark); text-decoration: none; font-weight: 600; }
.footer-links a:hover { text-decoration: underline; }

@media (max-width: 540px) {
  .cross-sell { flex-direction: column; text-align: center; }
  .results-head { flex-direction: column; align-items: stretch; }
  .results-actions { justify-content: flex-end; }
}