/* /add-snow-to-photo/ page styles. Built from /assets/polyatic.css tokens only (no new colours or fonts);
   the drop zone, hint and progress row follow /video-to-long-exposure/ (copied, not loaded). */
.nojs{margin:1.25rem 0 0;padding:0.875rem 1rem;border:1px solid var(--line);border-left:0.25rem solid var(--accent);border-radius:0.625rem;background:var(--surface);color:var(--ink);font-size:0.9375rem;line-height:1.6}

@media(min-width:920px){.sn-duo{grid-template-columns:minmax(0,1.35fr) minmax(20.5rem,.9fr)}}
.sn-col{display:grid;gap:1rem;align-content:start}

/* the one picker */
.drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0.5rem;text-align:center;min-height:8rem;padding:1rem 0.75rem;border:2px dashed var(--line-2);border-radius:0.875rem;background:var(--surface-2);cursor:pointer;transition:border-color .15s,background .15s}
.drop:hover,.drop:focus-visible,.drop.drag{border-color:var(--accent);background:var(--accent-soft)}
.drop b{font-size:1.0625rem}
.drop small{color:var(--muted);font-size:0.8125rem;line-height:1.4}
/* icon: a picture frame on the mat with three lime-edged flakes */
.sn-icon{position:relative;width:3rem;height:2.25rem;border:2px solid var(--ink);border-radius:0.25rem;background:var(--mat);overflow:hidden}
.sn-icon::before,.sn-icon::after{content:"";position:absolute;width:0.4375rem;height:0.4375rem;border-radius:50%;background:var(--mat-ink);box-shadow:0 0 0 1px var(--signal)}
.sn-icon::before{left:0.5rem;top:0.375rem;box-shadow:0 0 0 1px var(--signal),1.25rem 0.75rem 0 -0.0625rem var(--mat-ink)}
.sn-icon::after{left:1.625rem;top:0.25rem;width:0.3125rem;height:0.3125rem;box-shadow:0 0 0 1px var(--signal),-0.75rem 1.125rem 0 0 var(--mat-ink)}
.has-file .drop{min-height:0;padding:0.625rem 0.75rem;flex-direction:row;gap:0.75rem}
.has-file .drop small{display:none}
.has-file .sn-icon{transform:scale(.75)}

.hint{font-size:0.8125rem;color:var(--muted);margin:0.75rem 0.125rem 0;min-height:1.125rem;line-height:1.5;overflow-wrap:anywhere}
.hint.bad{color:var(--bad);font-weight:600}
.sec{font-size:0.8125rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);margin:0 0 0.625rem}
.sn-k{font-family:var(--mono);font-size:0.75rem;font-weight:500;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 0.375rem}
.sn-modes{margin-bottom:0.875rem}
.sn-field{display:block;margin:0 0 1rem}
.sn-check{margin:0 0 1rem;align-items:flex-start}
.sn-check input{margin-top:0.1875rem;flex:none}
.sn-check span{color:var(--ink-2);font-size:0.875rem;line-height:1.45}
.sn-seed{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0.75rem;align-items:end}
.sn-seed input{width:100%;box-sizing:border-box;font-family:var(--mono)}
.sn-note{font-size:0.8125rem;color:var(--muted);margin:0.5rem 0.125rem 0;line-height:1.5}
.sn-note.bad{color:var(--warn);font-weight:600}
.sn-note:empty{display:none}
.sn-dim{font-family:var(--mono);font-size:0.75rem;color:var(--muted);margin:0.5rem 0.125rem 0;overflow-wrap:anywhere}
.sn-dim:empty{display:none}
[hidden]{display:none!important}

/* the preview: the picture on the cutting mat */
.sn-pvhead{display:flex;justify-content:space-between;align-items:center;gap:0.75rem;margin-bottom:0.625rem}
.sn-pvhead .sec{margin:0}
.sn-pvhead .chip{padding:0.3125rem 0.75rem;font-size:0.8125rem}
.sn-pv{position:relative;border:1px solid var(--line);border-radius:0.5rem;background:var(--mat-2);padding:0.5rem;display:flex;align-items:center;justify-content:center}
.sn-pv canvas{display:block;width:100%;height:auto;max-height:62vh;object-fit:contain;border-radius:0.25rem}
.sn-pv-empty{position:absolute;left:0;right:0;bottom:0.75rem;margin:0;padding:0 1rem;text-align:center;font-size:0.875rem;color:var(--mat-ink);text-shadow:0 1px 2px rgba(0,0,0,.5)}

.sn-save{width:100%;margin-top:0.25rem}
.sn-save:disabled{opacity:.5;cursor:default;filter:none}
.sn-prog{display:grid;grid-template-columns:1fr auto;gap:0.375rem 0.75rem;align-items:center;margin-top:0.75rem}
.sn-prog progress{width:100%;height:0.5rem;accent-color:var(--accent)}
.sn-prog .sn-dim{grid-column:1/-1;margin:0}
.sn-again{display:inline-block;margin-top:0.625rem;font-size:0.875rem;font-weight:600;color:var(--accent);overflow-wrap:anywhere}
.chip:disabled{opacity:.45;cursor:default}
.chip:focus-visible,.modes button:focus-visible,.drop:focus-visible,.sn-again:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.explainer .sn-steps,.explainer .sn-cannot{color:var(--muted);font-size:0.9375rem;margin:0 0 0.75rem;padding-left:1.25rem}
.explainer .sn-steps li,.explainer .sn-cannot li{margin:0 0 0.5rem}
.explainer .sn-steps b,.explainer .sn-cannot b{color:var(--ink)}

@media (max-width:380px){.drop b{font-size:0.9375rem}.sn-modes button{font-size:0.8125rem;padding:0.5rem 0.25rem}}
@media (prefers-reduced-motion:reduce){.drop{transition:none}}
#gifRow{margin-top:0.875rem}