:root {
  --bg: #0f1410;
  --panel: #1a211c;
  --ink: #e8eee6;
  --muted: #9aa89a;
  --line: #2c382f;
  --accent: #c4a35a;
  --ok: #7cb89a;
  --err: #d97b6c;
  --font: "IBM Plex Sans", "Segoe UI", sans-serif;
  --display: "IBM Plex Serif", Georgia, serif;
}

.login-form label {
  display: block;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.9rem;
}
.login-form input {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #121814;
  color: var(--ink);
  font: inherit;
}
.err-banner {
  background: rgba(217, 123, 108, 0.15);
  border: 1px solid var(--err);
  color: var(--err);
  padding: 10px 12px;
  border-radius: 6px;
  margin: 0 0 14px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, #243028 0%, transparent 55%),
    var(--bg);
}

.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 48px 20px 80px;
}

.hero { margin-bottom: 32px; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  color: var(--accent);
  margin: 0 0 8px;
}
h1 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin: 0 0 12px;
}
.lede { color: var(--muted); max-width: 36em; line-height: 1.5; margin: 0; }

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}
.stats article {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 16px 18px;
}
.stats .label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.stats strong {
  font-family: var(--display);
  font-size: 1.75rem;
  font-weight: 500;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 22px 22px 24px;
  margin-bottom: 16px;
}
.card h2 {
  font-family: var(--display);
  font-size: 1.25rem;
  font-weight: 500;
  margin: 0 0 8px;
}
.muted { color: var(--muted); font-size: 0.95rem; line-height: 1.45; }
.row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}
.row h2 { margin: 0; }
.link { color: var(--accent); text-decoration: none; font-size: 0.9rem; }
.link:hover { text-decoration: underline; }

.drop {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 140px;
  border: 1px dashed var(--line);
  background: rgba(0,0,0,0.18);
  color: var(--muted);
  cursor: pointer;
  margin: 16px 0;
  transition: border-color 0.15s, color 0.15s;
}
.drop.drag { border-color: var(--accent); color: var(--ink); }
.drop u { color: var(--accent); }

.selected {
  border: 1px solid var(--line);
  background: rgba(0,0,0,0.14);
  padding: 12px 14px;
  margin: 0 0 16px;
}
.selected-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.selected-head strong { font-weight: 600; }
.linkish {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--accent);
  font: inherit;
  font-size: 0.9rem;
  padding: 0;
  cursor: pointer;
  text-decoration: underline;
}
.file-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
  max-height: 280px;
  overflow: auto;
}
.file-list li {
  display: grid;
  grid-template-columns: 2rem 1fr auto auto;
  gap: 10px;
  align-items: baseline;
  font-size: 0.9rem;
  padding: 6px 0;
  border-bottom: 1px solid var(--line);
}
.file-list li:last-child { border-bottom: 0; }
.file-idx { color: var(--muted); }
.file-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.file-size { color: var(--muted); font-variant-numeric: tabular-nums; }
.file-status {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.file-status[data-status="uploading"] { color: var(--accent); }
.file-status[data-status="ok"] { color: var(--ok); }
.file-status[data-status="err"] { color: var(--err); }

.sent-list {
  margin: 8px 0 0;
  padding-left: 1.2rem;
  color: var(--muted);
  line-height: 1.55;
}
.sent-list li { color: var(--ink); }
.batch-summary { margin-bottom: 4px; }

button {
  appearance: none;
  border: 0;
  background: var(--accent);
  color: #1a1508;
  font: inherit;
  font-weight: 600;
  padding: 12px 18px;
  cursor: pointer;
}
button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.results { margin-top: 16px; display: grid; gap: 8px; }
.result {
  border: 1px solid var(--line);
  padding: 12px 14px;
  font-size: 0.92rem;
}
.result.ok { border-color: rgba(124,184,154,0.45); }
.result.err { border-color: rgba(217,123,108,0.55); color: #f0c8c2; }
.result code { color: var(--ok); }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin-top: 12px;
}
th, td {
  text-align: left;
  padding: 8px 6px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th { color: var(--muted); font-weight: 500; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.06em; }

.api { margin: 12px 0 0; padding-left: 1.1rem; color: var(--muted); line-height: 1.7; }
.api code { color: var(--ink); }

.upload-log { margin-top: 14px; }
.upload-log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.upload-log-list li {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.upload-when {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-variant-numeric: tabular-nums;
}
.upload-day {
  color: var(--ink);
  font-weight: 600;
  font-size: 0.92rem;
}
.upload-time {
  color: var(--accent);
  font-size: 0.88rem;
  letter-spacing: 0.02em;
}
.upload-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.upload-file {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.upload-meta {
  color: var(--muted);
  font-size: 0.86rem;
}

@media (max-width: 640px) {
  .stats { grid-template-columns: 1fr; }
  .row { flex-direction: column; align-items: flex-start; }
  .upload-log-list li {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .upload-when { flex-direction: row; gap: 10px; align-items: baseline; }
}