:root {
  --bg: #050505;
  --panel: #0a0a0a;
  --panel-2: #0f0f0f;
  --line: #303030;
  --line-strong: #575757;
  --fg: #f2f2f2;
  --muted: #8a8a8a;
  --soft: #cfcfcf;
  --black: #000000;
  --white: #ffffff;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.45 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

body {
  padding: 24px;
}

.terminal-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.terminal-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  border-bottom: 1px solid var(--line-strong);
  padding: 8px 0 14px;
  margin-bottom: 14px;
}

.prompt,
.accent,
.ascii-title,
.panel-title {
  color: var(--white);
}

.muted,
.label {
  color: var(--muted);
}

.status-pill {
  border: 1px solid var(--line-strong);
  padding: 4px 8px;
  color: var(--soft);
  white-space: nowrap;
  letter-spacing: .04em;
}

.panel {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 16px;
  margin: 12px 0;
}

.panel-title {
  margin-bottom: 12px;
  letter-spacing: .06em;
}

.ascii-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .04em;
  margin-bottom: 14px;
}

.drop-zone {
  border: 1px dashed var(--line-strong);
  padding: 26px;
  text-align: center;
  display: grid;
  gap: 12px;
  background: var(--black);
}

.terminal-button {
  font: inherit;
  color: var(--fg);
  border: 1px solid var(--line-strong);
  background: var(--panel-2);
  padding: 9px 12px;
  cursor: pointer;
}

.terminal-button:hover:not(:disabled) {
  color: var(--black);
  background: var(--white);
  border-color: var(--white);
}

.terminal-button:disabled {
  cursor: not-allowed;
  opacity: .45;
}

.terminal-button.primary {
  color: var(--black);
  background: var(--white);
  border-color: var(--white);
}

.terminal-button.primary:hover:not(:disabled) {
  color: var(--white);
  background: var(--black);
}

.terminal-button.danger {
  color: var(--white);
  background: var(--black);
  border-color: #9a9a9a;
}

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.grid > div,
.stats-grid > div {
  border: 1px solid var(--line);
  padding: 10px;
  background: var(--black);
}

.label {
  display: block;
  font-size: 11px;
  margin-bottom: 3px;
  letter-spacing: .08em;
}

.progress-wrap {
  height: 20px;
  border: 1px solid var(--line-strong);
  background: var(--black);
  overflow: hidden;
}

.progress-bar {
  width: 0;
  height: 100%;
  background: var(--white);
  transition: width .08s linear;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.stats-grid span:last-child {
  display: block;
  color: var(--white);
  font-size: 16px;
}

.link-box {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 14px;
}

.link-box code {
  flex: 1;
  overflow: auto;
  white-space: nowrap;
  padding: 10px;
  background: var(--black);
  border: 1px solid var(--line);
  color: var(--white);
}

.log-panel {
  min-height: 280px;
}

.log {
  margin: 0;
  white-space: pre-wrap;
  max-height: 440px;
  overflow: auto;
  color: var(--soft);
}

.hidden {
  display: none;
}

@media (max-width: 900px) {
  .grid,
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  body { padding: 10px; }

  .terminal-header,
  .link-box {
    display: block;
  }

  .grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .terminal-header .status-pill {
    margin-top: 8px;
    width: max-content;
  }

  .link-box .terminal-button {
    margin-top: 8px;
  }
}

.full-width { grid-column: 1 / -1; }
#finalHash { word-break: break-all; }