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

:root {
  --bg:           #0e141a;
  --surface:      #111b23;
  --surface-hover:#152028;
  --border:       rgba(130, 190, 200, 0.18);
  --border-focus: rgba(142, 196, 184, 0.55);
  --text:         rgba(232, 225, 205, 1);
  --text-muted:   rgba(180, 200, 205, 0.6);
  --text-dim:     rgba(130, 160, 170, 0.35);
  --accent:       #8ec4b8;
  --gold:         #d4b86a;
  --error:        #e07a7a;
}

body {
  background: var(--bg);
  background-image:
    linear-gradient(rgba(142,196,184,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(142,196,184,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  color: var(--text);
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', ui-monospace, monospace;
  font-size: 13px;
  line-height: 1.6;
  min-height: 100vh;
  padding: 40px 24px 80px;
}

.container { max-width: 1100px; margin: 0 auto; }

/* ── Top bar ─────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: 24px;
  border-bottom: none;
  margin-bottom: 36px;
  position: relative;
}

/* Light streak under header */
.topbar::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(142,196,184,0.5);
}

.topbar-left { display: flex; align-items: baseline; gap: 16px; }

.topbar h1 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.topbar h1::before { content: '❯ '; color: var(--text-dim); font-weight: 400; }

.topbar .tagline { color: var(--text-dim); font-size: 0.7rem; }

.topbar-badge {
  font-size: 0.65rem;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 2px 8px;
  letter-spacing: 0.05em;
}

/* ── Layout ──────────────────────────────────────────── */
.layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.layout-right { position: sticky; top: 40px; }

/* ── Project name ────────────────────────────────────── */
.search-bar { margin-bottom: 4px; }

.search-bar input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  color: var(--text);
  font-family: inherit;
  font-size: 0.8rem;
  padding: 8px 12px;
  border-radius: 0;
  outline: none;
  transition: border-color 0.15s;
}

.search-bar input::placeholder { color: var(--text-dim); }
.search-bar input:focus { border-color: var(--border-focus); border-left-color: var(--accent); }

.disclaimer {
  color: var(--text-dim);
  font-size: 0.68rem;
  margin-bottom: 4px;
  padding-left: 4px;
}

/* ── Group headers ───────────────────────────────────── */
.group-header {
  font-size: 0.63rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin: 20px 0 8px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.group-header::before { content: '//'; color: var(--border-focus); font-weight: 700; letter-spacing: 0; }
.group-header::after  { content: ''; flex: 1; height: 0; border-top: 1px dashed rgba(142,196,184,0.2); }

/* ── Toggle groups ───────────────────────────────────── */
.toggle-group {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}

.toggle-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.78rem;
  padding: 6px 16px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
  letter-spacing: 0.02em;
}

.toggle-btn:hover { color: var(--text); }
.toggle-btn.active {
  border-bottom-color: var(--accent);
  color: var(--accent);
}

/* ── Cards ───────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0;
  position: relative;
}

/* Tron corner brackets */
.card::before,
.card::after {
  content: '';
  position: absolute;
  width: 10px;
  height: 10px;
  border-color: var(--accent);
  border-style: solid;
}

.card::before {
  top: -1px;
  left: -1px;
  border-width: 2px 0 0 2px;
}

.card::after {
  bottom: -1px;
  right: -1px;
  border-width: 0 2px 2px 0;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  cursor: pointer;
  user-select: none;
  border-left: 2px solid transparent;
  transition: border-color 0.15s, background 0.15s;
}

.card-header:hover { background: var(--surface-hover); border-left-color: var(--border-focus); }
.card.open .card-header { border-left-color: var(--accent); }

.card-title {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.card-chevron { color: var(--text-dim); font-size: 0.65rem; transition: transform 0.2s; }
.card.open .card-chevron { transform: rotate(180deg); }

.card-body { padding: 4px 14px 14px; border-top: 1px solid var(--border); }
.card-body.collapsed { display: none; }

/* ── Addons ──────────────────────────────────────────── */
.addon-group { margin-top: 16px; }
.addon-group:first-child { margin-top: 8px; }

.addon-group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  padding: 3px 0;
  margin-bottom: 6px;
}

.addon-group-label {
  font-size: 0.63rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.addon-group-header:hover .addon-group-label { color: var(--text); }

.addon-group-chevron {
  font-size: 0.55rem;
  color: var(--text-dim);
  transition: transform 0.2s;
}

.addon-group.collapsed .addon-group-chevron { transform: rotate(-90deg); }
.addon-group.collapsed .addon-group-body { display: none; }

.addon-section { margin-bottom: 8px; }

.addon-section-label {
  font-size: 0.62rem;
  color: var(--text-dim);
  letter-spacing: 0.03em;
  margin-bottom: 4px;
}

.addon-section-label::before { content: '↳ '; }

.addons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 3px;
}

.addon-item {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 8px;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  transition: background 0.1s, border-color 0.1s;
  user-select: none;
}

.addon-item:hover { background: var(--surface-hover); border-color: var(--border); }
.addon-item.checked { background: rgba(142,196,184,0.05); border-color: rgba(142,196,184,0.2); }
.addon-item input[type="checkbox"] { display: none; }

.addon-check {
  font-family: inherit;
  font-size: 0.72rem;
  color: var(--text-dim);
  flex-shrink: 0;
  white-space: pre;
}

.addon-item.checked .addon-check { color: var(--accent); }

.addon-label { font-size: 0.75rem; color: var(--text-muted); }
.addon-item.checked .addon-label { color: var(--text); }

/* ── Generate ────────────────────────────────────────── */
.generate-wrap { margin-top: 20px; }

.btn-generate {
  width: 100%;
  background: rgba(142,196,184,0.07);
  color: var(--accent);
  border: 1px solid var(--accent);
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 10px;
  border-radius: 0;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-generate:hover { background: rgba(142,196,184,0.13); }
.btn-generate:disabled { color: var(--text-dim); border-color: var(--border); cursor: not-allowed; background: transparent; }

/* ── Steps ───────────────────────────────────────────── */
.steps { margin-top: 4px; }

.step {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 5px 0;
  border-bottom: 1px solid rgba(142,196,184,0.06);
}

.step:last-child { border-bottom: none; }

.step-num {
  font-size: 0.6rem;
  color: var(--text-dim);
  min-width: 18px;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.step-content { display: flex; flex-direction: column; gap: 1px; }
.step-text { font-size: 0.75rem; color: var(--text); }
.step-hint { font-size: 0.68rem; color: var(--text-dim); }
.step-name { color: var(--accent); }

/* ── Error ───────────────────────────────────────────── */
.error-msg {
  color: var(--error);
  font-size: 0.7rem;
  margin-top: 4px;
  min-height: 0;
}