:root {
  --arancio: #f2711c;
  --arancio-scuro: #d15b0f;
  --grigio-scuro: #23262b;
  --grigio: #3a3f47;
  --grigio-chiaro: #8b929c;
  --nero: #16181c;
  --bianco: #f5f6f7;
  --verde-ok: #3fb950;
  --rosso-ko: #e5534b;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--nero);
  color: var(--bianco);
  min-height: 100vh;
}

.app-shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  flex-shrink: 0;
  background: var(--grigio-scuro);
  border-right: 1px solid var(--grigio);
  display: flex;
  flex-direction: column;
  padding: 18px 14px;
  transition: width 0.18s ease, padding 0.18s ease;
  overflow: hidden;
}
.sidebar.collapsed {
  width: 52px;
  padding: 18px 8px;
}
.sidebar.collapsed .sidebar-hide { display: none; }

.sidebar-header { margin-bottom: 14px; }
.sidebar-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}
.sidebar .logo {
  font-size: 1.3rem;
  font-weight: 700;
  white-space: nowrap;
}
.sidebar .logo span { color: var(--arancio); }
.sidebar-toggle {
  background: var(--grigio);
  color: var(--bianco);
  border: none;
  border-radius: 8px;
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  cursor: pointer;
  font-size: 0.85rem;
}
.sidebar-toggle:hover { background: #4a5058; }

.user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--grigio-chiaro);
}
button.small { padding: 4px 10px; font-size: 0.75rem; }

#newProjectBtn { width: 100%; margin-bottom: 12px; white-space: nowrap; }

.project-list { overflow-y: auto; overflow-x: hidden; flex: 1; }
.project-item {
  padding: 10px 34px 10px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  margin-bottom: 6px;
  border: 1px solid transparent;
  position: relative;
}
.project-item:hover { background: var(--grigio); }
.project-item.active { background: var(--grigio); border-color: var(--arancio); }
.project-item .pname { font-weight: 600; font-size: 0.9rem; }
.project-item .pmeta { font-size: 0.72rem; color: var(--grigio-chiaro); margin-top: 2px; }

.project-delete {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: transparent;
  color: var(--grigio-chiaro);
  border: none;
  font-size: 0.9rem;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}
.project-delete:hover { background: var(--rosso-ko); color: var(--bianco); }

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal-box {
  background: var(--grigio-scuro);
  border-radius: var(--radius);
  padding: 24px;
  width: 340px;
  border: 1px solid var(--grigio);
}
.modal-title { font-weight: 700; font-size: 1.05rem; margin-bottom: 10px; }
.modal-text { font-size: 0.88rem; color: var(--grigio-chiaro); margin-bottom: 18px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; }

.main-col {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

header {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 16px 28px;
  background: var(--grigio-scuro);
  border-bottom: 3px solid var(--arancio);
}

.tabs {
  display: flex;
  gap: 6px;
}
.tab {
  padding: 8px 16px;
  border-radius: var(--radius);
  background: var(--grigio);
  color: var(--grigio-chiaro);
  font-size: 0.9rem;
  cursor: default;
}
.tab.active {
  background: var(--arancio);
  color: var(--nero);
  font-weight: 600;
  cursor: pointer;
}

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

.flow-diagram {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 20px;
  background: var(--grigio-scuro);
  border-radius: var(--radius);
  margin-bottom: 24px;
  overflow-x: auto;
}
.flow-step {
  flex: 1;
  min-width: 160px;
  background: var(--grigio);
  border-radius: var(--radius);
  padding: 12px 14px;
  text-align: center;
}
.flow-step .n {
  display: inline-block;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--arancio);
  color: var(--nero);
  font-weight: 700;
  font-size: 0.8rem;
  line-height: 22px;
  margin-bottom: 6px;
}
.flow-step .t { font-weight: 600; font-size: 0.9rem; }
.flow-step .d { font-size: 0.75rem; color: var(--grigio-chiaro); margin-top: 4px; }
.flow-arrow { color: var(--arancio); font-size: 1.4rem; flex-shrink: 0; }

.upload-card {
  background: var(--grigio-scuro);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.upload-card input[type=file] { color: var(--bianco); }

button {
  background: var(--arancio);
  color: var(--nero);
  border: none;
  border-radius: var(--radius);
  padding: 9px 18px;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.9rem;
}
button:hover { background: var(--arancio-scuro); }
button:disabled { background: var(--grigio); color: var(--grigio-chiaro); cursor: not-allowed; }
button.secondary { background: var(--grigio); color: var(--bianco); }
button.secondary:hover { background: #4a5058; }
button.stop { background: var(--rosso-ko); color: var(--bianco); }

.stage-card {
  background: var(--grigio-scuro);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}
.stage-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}
.stage-title { font-size: 1.05rem; font-weight: 700; }
.stage-desc { color: var(--grigio-chiaro); font-size: 0.85rem; margin-top: 2px; }

.status-badge {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.prompt-box { margin-bottom: 14px; }
.prompt-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}
.prompt-label { font-size: 0.78rem; color: var(--grigio-chiaro); }
.prompt-tabs { display: flex; gap: 6px; }
.prompt-tab {
  background: var(--grigio);
  color: var(--bianco);
  border: none;
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.75rem;
  cursor: pointer;
}
.prompt-tab.active { background: var(--arancio); color: var(--nero); font-weight: 700; }
.prompt-view {
  height: 140px;
  color: #cdd3da;
}
.status-idle { background: var(--grigio); color: var(--grigio-chiaro); }
.status-running { background: var(--arancio); color: var(--nero); }
.status-completed { background: var(--verde-ok); color: var(--nero); }
.status-failed { background: var(--rosso-ko); color: var(--bianco); }
.status-stopped { background: var(--grigio-chiaro); color: var(--nero); }

.terminal {
  background: var(--nero);
  border: 1px solid var(--grigio);
  border-radius: var(--radius);
  padding: 10px 12px;
  height: 220px;
  overflow-y: auto;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 0.78rem;
  color: #b9f0b6;
  white-space: pre-wrap;
  word-break: break-word;
  margin-top: 10px;
}
.terminal .line-err { color: #ff8a80; }

.summary-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.metric {
  background: var(--grigio);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: 0.8rem;
}
.metric b { display: block; color: var(--arancio); font-size: 1rem; }

.brand-panel {
  margin-top: 14px;
  background: var(--nero);
  border-radius: var(--radius);
  padding: 12px 14px;
  max-height: 260px;
  overflow-y: auto;
}
.brand-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 0;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--grigio);
}
.brand-row .count { color: var(--grigio-chiaro); margin-left: auto; }

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

.hint {
  font-size: 0.8rem;
  color: var(--grigio-chiaro);
  margin-top: 8px;
}