/* Purchase-to-install process page */

/* State switch */
.switch { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.switch button {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--silver);
  border-radius: 999px;
  padding: 11px 18px;
  cursor: pointer;
  font: inherit;
  font-size: 0.95rem;
  transition: all 0.2s;
}
.switch button:hover { color: #fff; border-color: var(--silver); }
.switch button[aria-pressed="true"] { background: var(--grad); color: #fff; border-color: transparent; }
.state-note { margin: 12px 0 0; color: var(--muted); font-size: 0.95rem; max-width: 640px; }

/* Summary stats */
.stats { display: grid; gap: 12px; grid-template-columns: 1fr; margin: 28px 0 0; }
@media (min-width: 640px) { .stats { grid-template-columns: repeat(3, 1fr); } }
.stat {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat .big { font-size: 1.3rem; font-weight: 700; color: #fff; }
.stat span:last-child { color: var(--muted); font-size: 0.88rem; }

/* Who-does-the-work filter */
.filters.who, #who-filter { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 24px; }
#who-filter button {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--silver);
  border-radius: 999px;
  padding: 9px 16px;
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
}
#who-filter button:hover { color: #fff; border-color: var(--silver); }
#who-filter button[aria-pressed="true"] { background: var(--grad); color: #fff; border-color: transparent; }

/* Step cards: tap to open */
.steps-list { display: grid; gap: 12px; }
details.step {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  scroll-margin-top: 96px;
  transition: border-color 0.2s;
}
details.step[open] { border-color: var(--accent); }
details.step[hidden] { display: none; }
details.step summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 16px 18px;
  min-height: 64px;
}
details.step summary::-webkit-details-marker { display: none; }
details.step summary::after {
  content: "+";
  color: var(--silver);
  font-size: 1.4rem;
  margin-left: 6px;
}
details.step[open] summary::after { content: "−"; }
details.step summary:focus-visible { outline: 2px solid var(--accent-2); outline-offset: -2px; border-radius: var(--radius); }
.num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--grad);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.title { font-weight: 600; color: #fff; }
.when { color: var(--muted); font-size: 0.88rem; text-align: right; }
@media (max-width: 560px) {
  details.step summary { grid-template-columns: 40px 1fr; padding: 14px; }
  .when { grid-column: 2; text-align: left; margin-top: -4px; }
  details.step summary::after { display: none; }
}
.body { padding: 0 18px 20px 72px; }
@media (max-width: 560px) { .body { padding: 0 14px 18px 14px; } }
.body > p { margin: 0 0 12px; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 12px; }
.chip {
  font-size: 0.8rem;
  padding: 4px 11px;
  border-radius: 999px;
  background: var(--soft);
  border: 1px solid var(--line);
  color: var(--ink);
}
.chip.who-customer { border-color: #2a9d8f; }
.chip.who-cha { border-color: var(--accent-2); }
.chip.who-manufacturer { border-color: #8e6cc9; }
.chip.who-certifier { border-color: #c8553d; }
.chip.who-builder { border-color: #e09f3e; }
.cols { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .cols { grid-template-columns: 1fr 1fr; } }
.col h4 { margin: 0 0 6px; font-size: 0.92rem; color: #fff; }
.col ul { margin: 0; padding-left: 18px; color: var(--muted); }
.col li { margin-bottom: 4px; }
.callout {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-left: 4px solid var(--accent-2);
  background: var(--soft);
  border-radius: 8px;
  color: var(--silver);
  font-size: 0.92rem;
}
.callout.money { border-left-color: #2a9d8f; }
.decision {
  margin-top: 14px;
  padding: 12px 14px;
  border: 1px dashed var(--accent-2);
  border-radius: 10px;
  display: grid;
  gap: 4px;
  font-size: 0.92rem;
}
.decision strong { color: #fff; }
.decision span { color: var(--muted); }

/* Payment list */
.money-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 10px; }
.money-list li {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px 14px 46px;
  position: relative;
  color: var(--silver);
}
.money-list li::before {
  content: "$";
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--grad);
  color: #fff;
  font-weight: 700;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* FAQ */
.faq { display: grid; gap: 10px; margin-top: 16px; }
.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 18px;
  background: var(--panel);
}
.faq summary { cursor: pointer; font-weight: 600; color: #fff; }
.faq p { margin: 10px 0 0; color: var(--muted); }