.watermark-page { padding-top: 2rem; padding-bottom: 4rem; }
.watermark-page > h1 { max-width: 900px; font-size: clamp(2.1rem, 4.5vw, 3.4rem); }
.watermark-page > .seo-lead { max-width: 820px; }
.watermark-card { margin-top: 2rem; padding: clamp(1rem, 2.4vw, 1.6rem); }
.watermark-dropzone { margin: 0; }
.watermark-file-panel { flex-wrap: wrap; }
.watermark-file-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem; }
.watermark-workspace { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 1.25rem; margin-top: 1.1rem; }
.watermark-controls, .watermark-preview-panel { min-width: 0; padding: 1rem; border: 1px solid var(--border); border-radius: 11px; background: #fff; }
.watermark-controls > .card-subtitle, .watermark-preview-heading .card-subtitle { margin-bottom: .8rem; }
.watermark-control-group { min-width: 0; margin: .9rem 0; padding: .9rem; border: 1px solid var(--border); border-radius: 9px; }
.watermark-control-group legend { padding: 0 .35rem; color: var(--ink); font-size: .9rem; font-weight: 700; }
.watermark-control-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
.watermark-control-wide { margin-bottom: .75rem; }
.watermark-control-group .field-group { min-width: 0; }
.watermark-control-group input[type="range"] { width: 100%; accent-color: var(--primary); }
.watermark-color-input { width: 100%; min-height: 42px; padding: .2rem; border: 1px solid var(--border-strong); border-radius: 8px; background: #fff; }
.watermark-logo-dropzone, .watermark-logo-panel { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem; padding: .8rem; border: 1px dashed var(--border-strong); border-radius: 8px; background: var(--bg-soft); }
.watermark-logo-dropzone small { flex-basis: 100%; color: var(--ink-muted); font-size: .79rem; line-height: 1.5; }
.watermark-logo-panel { justify-content: space-between; margin-top: .65rem; }
.watermark-logo-panel[hidden] { display: none; }
.watermark-logo-panel .image-details { flex: 1 1 140px; margin: 0; overflow-wrap: anywhere; }
.watermark-logo-empty { margin: .65rem 0 0; color: var(--ink-muted); font-size: .82rem; }
.watermark-logo-empty[hidden] { display: none; }
.watermark-position-grid small { display: block; color: var(--ink-muted); font-size: .76rem; }
.watermark-preview-panel { display: flex; flex-direction: column; }
.watermark-preview-heading { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; }
.watermark-preview-heading .image-details { margin-bottom: .6rem; }
.watermark-preview-stage { display: grid; min-height: 280px; max-height: 620px; flex: 1; place-items: center; overflow: auto; padding: 1rem; border: 1px solid var(--border); border-radius: 10px; background: #f8fafc; }
.watermark-preview-stage canvas { display: block; max-width: 100%; max-height: min(65vh, 560px); width: auto; height: auto; background-color: #fff; background-image: linear-gradient(45deg,#edf0f5 25%,transparent 25%),linear-gradient(-45deg,#edf0f5 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#edf0f5 75%),linear-gradient(-45deg,transparent 75%,#edf0f5 75%); background-position: 0 0,0 8px,8px -8px,-8px 0; background-size: 16px 16px; }
.watermark-preview-stage canvas[hidden] { display: none; }
.watermark-preview-stage > span { color: var(--ink-muted); font-size: .9rem; text-align: center; }
.watermark-output-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .65rem; margin-top: 1rem; }
.watermark-output-actions .btn { min-width: 0; }
.watermark-output-details { min-height: 1.5em; margin: .65rem 0 0; }
.watermark-privacy { margin: .8rem 0 0; padding: .8rem .9rem; border: 1px solid #e2e7f3; border-radius: 9px; background: #f8f9fd; color: var(--ink-muted); font-size: .81rem; line-height: 1.55; }
.watermark-help, .watermark-faq, .watermark-related { max-width: 920px; margin: 3rem auto 0; }
.watermark-help h2, .watermark-faq h2, .watermark-related h2 { font-size: 1.6rem; }
.watermark-help .seo-steps { padding-left: 1.35rem; }
.watermark-help .seo-steps li { margin-bottom: .75rem; padding-left: .35rem; }
.watermark-note { color: var(--ink-muted); font-size: .88rem; }
.watermark-faq { margin-top: 2rem; }
.watermark-related { margin-top: 2rem; }
.watermark-related .seo-related { margin-top: .5rem; }
@media (max-width: 900px) {
  .watermark-workspace { grid-template-columns: minmax(0, 1fr); }
  .watermark-preview-stage { min-height: 240px; }
}
@media (max-width: 640px) {
  .watermark-page { padding-top: 1.25rem; }
  .watermark-card { padding: 1rem; }
  .watermark-file-panel { align-items: flex-start; }
  .watermark-file-actions { width: 100%; }
  .watermark-file-actions .btn { flex: 1; }
  .watermark-controls, .watermark-preview-panel { padding: .8rem; }
  .watermark-control-group { padding: .75rem; }
  .watermark-control-grid { grid-template-columns: minmax(0, 1fr); }
  .watermark-output-actions { grid-template-columns: minmax(0, 1fr); }
  .watermark-preview-stage { min-height: 210px; max-height: 470px; padding: .65rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .watermark-page *, .watermark-page *::before, .watermark-page *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}