:root{
  --ink:#111111;
  --muted:#565656;
  --card:#ffffff;
  --line:rgba(17,17,17,.11);
  /* Black/white for consistency with the rest of the site's buttons — this
     used to be a lime green (#b8ff5a). --green/--red stay as-is: those are
     the progress-bar/success and error indicators, not the brand accent. */
  --accent:#000000;
  --accent-ink:#ffffff;
  --green:#2f8f36;
  --red:#d7263d;
  --radius:16px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Segoe UI",Tahoma,Geneva,Verdana,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at 90% -8%, #ffe8cc 0%, rgba(255,232,204,0) 34%),
    radial-gradient(circle at 10% 112%, #d4e9ff 0%, rgba(212,233,255,0) 30%),
    linear-gradient(180deg,#faf9f7 0%,#f2ede8 100%);
  min-height:100vh;
}

.pm-shell{max-width:1100px;margin:0 auto;padding:0 18px 60px}

/* Topbar */
.pm-topbar{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:#fff;color:#111;padding:14px 24px;
  position:sticky;top:0;z-index:40;width:100%;box-sizing:border-box;margin:0 -18px;
  box-shadow:0 1px 0 rgba(17,17,17,.08);
}
.pm-brand{display:flex;align-items:center;text-decoration:none}
.pm-brand img{height:26px;display:block}
.pm-topbar-links{display:flex;align-items:center;gap:10px}
.pm-back{
  text-decoration:none;color:#111;background:#f1f5f9;
  border:1px solid #e2e8f0;padding:9px 14px;border-radius:10px;
  font-size:13px;font-weight:600;white-space:nowrap;
}
.pm-back:hover{background:#e7ecf3}
.pm-cta{
  text-decoration:none;color:var(--accent-ink);background:var(--accent);
  padding:9px 14px;border-radius:10px;font-size:13px;font-weight:700;white-space:nowrap;
}
.pm-cta:hover{filter:brightness(.96);color:var(--accent-ink)}

/* Hero */
.pm-hero{padding:34px 0 20px;text-align:center}
.pm-badge{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line);border-radius:999px;padding:7px 12px;
  font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:#2d2d2d;background:rgba(255,255,255,.72);
}
.pm-dot{width:8px;height:8px;border-radius:50%;background:#ff7b3a}
.pm-title{margin:14px 0 10px;font-size:clamp(30px,5.2vw,52px);line-height:1.05;letter-spacing:-.03em}
.pm-title span{color:#c74b00}
.pm-sub{margin:0 auto;max-width:740px;font-size:clamp(15px,2vw,18px);color:#4c4c4c;line-height:1.55}

/* Layout */
.pm-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:start}
.pm-card{
  background:rgba(255,255,255,.86);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px;
  box-shadow:0 14px 32px rgba(0,0,0,.06);
}
.pm-card-title{font-size:14px;font-weight:800;color:#333;margin:0 0 12px;letter-spacing:.01em}

/* Drop zone */
.pm-dropzone{
  border:2px dashed rgba(17,17,17,.18);background:rgba(255,255,255,.65);
  border-radius:14px;min-height:130px;padding:20px 16px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  text-align:center;cursor:pointer;transition:.2s border-color,.2s background;
}
.pm-dropzone.dragover{border-color:#c74b00;background:rgba(255,123,58,.1)}
.pm-upload-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:10px;
  border:1px solid rgba(17,17,17,.14);background:#fff;color:#171717;
  font-size:15px;font-weight:700;pointer-events:none;
  box-shadow:0 6px 16px rgba(0,0,0,.06);
}
.pm-upload-btn svg{width:18px;height:18px;fill:currentColor}
.pm-drop-hint{margin:0;color:#505050;font-size:13px}
.pm-drop-limit{margin:0;color:#777;font-size:11px}

/* File list */
.pm-file-list{display:grid;gap:8px;margin-top:12px}
.pm-file-item{
  display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:10px 12px;
}
.pm-file-num{
  width:24px;height:24px;border-radius:7px;background:#111;color:#fff;
  font-size:11px;font-weight:800;display:grid;place-items:center;flex-shrink:0;
}
.pm-file-icon{
  width:34px;height:34px;border-radius:9px;background:#fff5f0;
  border:1px solid rgba(199,75,0,.18);display:grid;place-items:center;flex-shrink:0;
}
.pm-file-icon svg{width:18px;height:18px;fill:#c74b00}
.pm-file-details{flex:1;min-width:0}
.pm-file-name{display:block;font-size:13px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pm-file-meta{display:block;font-size:11px;color:#777;margin-top:2px}
.pm-file-controls{display:flex;gap:4px;flex-shrink:0}
.pm-icon-btn{
  width:30px;height:30px;border-radius:8px;border:1px solid var(--line);
  background:#fff;cursor:pointer;display:grid;place-items:center;
  transition:.15s;font-family:inherit;
}
.pm-icon-btn:hover{background:#f0f0f0}
.pm-icon-btn:disabled{opacity:.35;cursor:not-allowed}
.pm-icon-btn svg{width:14px;height:14px;fill:#444;pointer-events:none}
.pm-icon-btn.del svg{fill:#c74b00}
.pm-icon-btn.del:hover{background:#fff0ec;border-color:rgba(199,75,0,.3)}

/* Summary pills */
.pm-summary{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.pm-pill{
  background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;flex:1;min-width:100px;
}
.pm-pill small{display:block;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#888;margin-bottom:4px}
.pm-pill strong{font-size:18px;font-weight:800;color:#111}

/* Buttons */
.pm-btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.pm-btn{
  border:1px solid transparent;border-radius:10px;padding:11px 18px;
  font-size:14px;font-weight:700;cursor:pointer;transition:.2s;font-family:inherit;
  display:inline-flex;align-items:center;gap:8px;
}
.pm-btn-primary{background:var(--accent);color:var(--accent-ink);border-color:rgba(0,0,0,.1)}
.pm-btn-primary:hover:not(:disabled){filter:brightness(.96)}
.pm-btn-ghost{background:#fff;border-color:var(--line);color:#2e2e2e}
.pm-btn-ghost:hover:not(:disabled){background:#f7f7f7}
.pm-btn:disabled{opacity:.48;cursor:not-allowed}
.pm-btn svg{width:16px;height:16px;fill:currentColor;flex-shrink:0}

/* Progress & status */
.pm-progress-wrap{margin-top:12px;display:none}
.pm-progress{width:100%;height:8px;border-radius:99px;appearance:none;background:rgba(0,0,0,.08);border:none;display:block}
.pm-progress::-webkit-progress-bar{background:rgba(0,0,0,.08);border-radius:99px}
.pm-progress::-webkit-progress-value{background:var(--green);border-radius:99px}
.pm-progress::-moz-progress-bar{background:var(--green);border-radius:99px}
.pm-status{min-height:18px;font-size:13px;margin-top:6px;font-weight:500;color:#444}
.pm-status.error{color:var(--red)}
.pm-status.success{color:var(--green)}

/* Info panel */
.pm-info{display:grid;gap:14px}
.pm-how{padding:16px;background:#fff;border:1px solid var(--line);border-radius:14px}
.pm-how h3{margin:0 0 10px;font-size:15px;font-weight:800}
.pm-steps{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.pm-step{display:flex;gap:12px;align-items:flex-start}
.pm-step-num{
  width:26px;height:26px;border-radius:50%;background:#111;color:#fff;
  font-size:11px;font-weight:800;display:grid;place-items:center;flex-shrink:0;margin-top:1px;
}
.pm-step-body{font-size:13px;color:#444;line-height:1.45}
.pm-step-body strong{color:#111;display:block;margin-bottom:2px}

.pm-tips{padding:16px;background:#fff;border:1px solid var(--line);border-radius:14px}
.pm-tips h3{margin:0 0 10px;font-size:15px;font-weight:800}
.pm-tips ul{margin:0;padding-left:18px;color:#444;line-height:1.7;font-size:13px}

.pm-footer{margin-top:16px;font-size:12px;color:#5b5b5b}

@media(max-width:960px){
  .pm-grid{grid-template-columns:1fr}
  .pm-shell{padding:0 14px 52px}
  .pm-topbar{margin:0 -14px}
}
@media(max-width:600px){
  .pm-topbar{padding:12px 14px}
  .pm-back{padding:8px 11px;font-size:12px}
  .pm-card{padding:14px}
  .pm-summary{flex-direction:column}
}

/* Empty state */
.pm-empty{
  text-align:center;padding:28px 16px;color:#888;font-size:14px;
  border:1.5px dashed rgba(17,17,17,.12);border-radius:12px;
  background:rgba(255,255,255,.4);
}
.pm-empty-icon{font-size:28px;margin-bottom:8px;opacity:.4}