:root {
  --bg:       #07111F;
  --bg-card:  #0D1D2E;
  --bg-input: #0A1929;
  --border:   #1A3048;
  --primary:  #4B8EF5;
  --purple:   #8B7CF5;
  --green:    #1DB87A;
  --red:      #E05252;
  --text:     #E8EEF4;
  --muted:    #7A9AB8;
  --faint:    #3A5470;
  --radius:   10px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
}

/* Layout */
.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: fixed;
  top: 0; left: 0; bottom: 0;
}

.sidebar-logo {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.02em;
  padding: 0 8px 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}

.sidebar-logo span { color: var(--primary); }

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius);
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.nav-item:hover, .nav-item.active {
  background: rgba(75,142,245,0.1);
  color: var(--text);
}
.nav-item svg { flex-shrink: 0; }

.sidebar-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--faint);
}

.main {
  margin-left: 220px;
  flex: 1;
  padding: 36px 40px;
  max-width: 860px;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.card-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}

.card-sub {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 20px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: opacity 0.15s;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn:not(:disabled):hover { opacity: 0.85; }

.btn-primary { background: var(--primary); color: #fff; }
.btn-green   { background: var(--green);   color: #fff; }
.btn-ghost   { background: rgba(255,255,255,0.06); color: var(--text); }
.btn-danger  { background: transparent; border: 1px solid var(--red); color: var(--red); }
.btn-xl      { padding: 14px 28px; font-size: 16px; }
.btn-sm      { padding: 7px 14px; font-size: 13px; }

/* Forms */
.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 6px;
}
.field input,
.field textarea,
.field select {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  padding: 10px 14px;
  outline: none;
  transition: border-color 0.15s;
  font-family: inherit;
}
.field input:focus,
.field textarea:focus,
.field select:focus { border-color: var(--primary); }
.field textarea { resize: vertical; min-height: 80px; }
.field-hint { font-size: 12px; color: var(--faint); margin-top: 4px; }

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.03em;
}
.badge-blue   { background: rgba(75,142,245,0.15); color: var(--primary); }
.badge-green  { background: rgba(29,184,122,0.15); color: var(--green); }
.badge-purple { background: rgba(139,124,245,0.15); color: var(--purple); }
.badge-red    { background: rgba(224,82,82,0.15); color: var(--red); }
.badge-gray   { background: rgba(255,255,255,0.07); color: var(--muted); }

/* Progress */
.progress-track {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin: 12px 0;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 2px;
  transition: width 0.5s ease;
}
.progress-steps {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.step-pill {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 100px;
  background: rgba(255,255,255,0.05);
  color: var(--faint);
  font-weight: 600;
}
.step-pill.active { background: rgba(75,142,245,0.2); color: var(--primary); }
.step-pill.done   { background: rgba(29,184,122,0.15); color: var(--green); }

/* Toast */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  color: var(--text);
  padding: 12px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  max-width: 320px;
  animation: fadeIn 0.2s ease;
}
.toast.success { border-left-color: var(--green); }
.toast.error   { border-left-color: var(--red); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; } }

/* Runs list */
.run-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.run-row:last-child { border-bottom: none; }
.run-row-left { display: flex; align-items: center; gap: 10px; }
.run-row-date { font-size: 12px; color: var(--faint); }

/* Brief view */
.brief-content {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
}
.brief-content h1 { font-size: 22px; margin: 24px 0 8px; color: var(--text); }
.brief-content h2 { font-size: 17px; margin: 20px 0 6px; color: var(--primary); }
.brief-content h3 { font-size: 15px; margin: 16px 0 4px; color: var(--muted); }
.brief-content p  { margin-bottom: 10px; }
.brief-content ul, .brief-content ol { padding-left: 20px; margin-bottom: 10px; }
.brief-content li { margin-bottom: 4px; }
.brief-content hr { border: none; border-top: 1px solid var(--border); margin: 20px 0; }
.brief-content table { width: 100%; border-collapse: collapse; margin: 12px 0; }
.brief-content th, .brief-content td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  font-size: 13px;
  text-align: left;
}
.brief-content th { background: rgba(75,142,245,0.08); color: var(--muted); font-weight: 700; }
.brief-content code { background: rgba(255,255,255,0.07); padding: 2px 6px; border-radius: 4px; font-size: 13px; }
.brief-content strong { color: var(--text); }

/* Spinner */
.spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: #fff;
  border-radius: 50%;
  display: inline-block;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Tabs */
.tabs { display: flex; gap: 4px; margin-bottom: 20px; border-bottom: 1px solid var(--border); padding-bottom: 0; }
.tab {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* Empty state */
.empty { text-align: center; padding: 40px 20px; color: var(--muted); }
.empty svg { opacity: 0.3; margin-bottom: 12px; }

/* Helpers */
.hidden { display: none !important; }
.flex { display: flex; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.text-muted { color: var(--muted); }
.text-sm { font-size: 13px; }
.row { display: flex; gap: 16px; }
.row .field { flex: 1; }

@media (max-width: 700px) {
  .sidebar { display: none; }
  .main { margin-left: 0; padding: 20px 16px; }
  .row { flex-direction: column; gap: 0; }
}