:root {
  --bg: #2c2c2c;
  --bg2: #262626;
  --card: #363636;
  --card2: #414141;
  --header: #242424;
  --footer: #202020;
  --acc: #ffb432;
  --acc2: #ffe500;
  --on-acc: #241a00;
  --text: #f2ede4;
  --muted: #a9a29a;
  --border: #4a4a4a;
  --danger: #e05252;
  --ok: #46a23a;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

a { color: var(--acc); text-decoration: none; }
a:hover { text-decoration: underline; }

header.zf-header {
  background: var(--header);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.zf-logo {
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--text);
}
.zf-logo span { color: var(--acc); }

.zf-main {
  max-width: 880px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}

.zf-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  margin-bottom: 24px;
}

h1, h2, h3 { color: var(--text); margin-top: 0; }

.zf-tabs { display: flex; gap: 8px; margin-bottom: 20px; }
.zf-tab {
  flex: 1;
  text-align: center;
  padding: 10px;
  border-radius: 8px;
  cursor: pointer;
  background: var(--card2);
  color: var(--muted);
  font-weight: 600;
}
.zf-tab.active { background: var(--acc); color: var(--on-acc); }

.zf-field { margin-bottom: 14px; }
.zf-field label { display: block; margin-bottom: 6px; font-size: .9rem; color: var(--muted); }
.zf-field input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg2);
  color: var(--text);
  font-size: 1rem;
}
.zf-field input:focus { outline: 2px solid var(--acc); }

.zf-btn {
  display: inline-block;
  padding: 11px 20px;
  border-radius: 8px;
  border: none;
  background: var(--acc);
  color: var(--on-acc);
  font-weight: 700;
  cursor: pointer;
  font-size: 1rem;
  width: 100%;
}
.zf-btn:hover { background: var(--acc2); }
.zf-btn:disabled { opacity: .6; cursor: not-allowed; }
.zf-btn.secondary { background: var(--card2); color: var(--text); }
.zf-btn.danger { background: var(--danger); color: #fff; width: auto; padding: 6px 12px; font-size: .85rem; }
.zf-btn.small { width: auto; padding: 6px 14px; font-size: .85rem; }

.zf-error { color: var(--danger); font-size: .9rem; margin-top: 10px; }
.zf-ok { color: var(--ok); font-size: .9rem; margin-top: 10px; }

.zf-drop {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 40px 20px;
  text-align: center;
  color: var(--muted);
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.zf-drop.drag { border-color: var(--acc); background: rgba(255,180,50,.08); }

.zf-quota {
  margin: 16px 0 24px;
}
.zf-quota-bar {
  height: 10px;
  border-radius: 6px;
  background: var(--bg2);
  overflow: hidden;
  margin-top: 6px;
}
.zf-quota-fill { height: 100%; background: var(--acc); }
.zf-quota-label { font-size: .85rem; color: var(--muted); }

.zf-upload-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.zf-upload-row .name { flex: 1; word-break: break-all; }
.zf-progress {
  height: 8px;
  border-radius: 5px;
  background: var(--bg2);
  overflow: hidden;
  flex: 1;
}
.zf-progress-fill { height: 100%; background: var(--acc2); width: 0%; }

table.zf-table { width: 100%; border-collapse: collapse; }
table.zf-table th, table.zf-table td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
  font-size: .92rem;
}
table.zf-table th { color: var(--muted); font-weight: 600; }
table.zf-table td.name { word-break: break-all; max-width: 260px; }

.zf-link-box {
  display: flex;
  gap: 8px;
  align-items: center;
}
.zf-link-box input {
  flex: 1;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg2);
  color: var(--text);
  font-size: .85rem;
}

.zf-muted { color: var(--muted); }
.zf-center { text-align: center; }

.zf-share-hero {
  text-align: center;
  padding: 30px 0 10px;
}
.zf-file-icon { font-size: 3.5rem; margin-bottom: 10px; }

footer.zf-footer {
  background: var(--footer);
  color: var(--muted);
  text-align: center;
  padding: 20px;
  font-size: .85rem;
}