/* Shared inner-page components — matches features page aesthetic */

.tt-page-deep main {
  background: var(--feat-bg, #0a0a0a);
}

.tt-page-deep .flow-zone {
  position: relative;
  z-index: 1;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem 5rem;
}

.tt-page-deep .flow-zone--narrow {
  max-width: 48rem;
}

.tt-page-deep .flow-zone--mid {
  max-width: 56rem;
}

.tt-page-deep .flow-block {
  position: relative;
  padding: 3.5rem 0;
}

.tt-page-deep .flow-block + .flow-block {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* TOC / nav pills */
.tt-page-deep .page-toc {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 640px) {
  .tt-page-deep .page-toc {
    grid-template-columns: repeat(2, 1fr);
  }
}

.tt-page-deep .page-toc a {
  display: block;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #cbd5e1;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.75rem;
  transition: border-color 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.tt-page-deep .page-toc a:hover {
  color: #fff;
  border-color: rgba(0, 212, 255, 0.35);
  background: rgba(0, 212, 255, 0.08);
}

/* Step list */
.tt-page-deep .page-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.tt-page-deep .page-step {
  display: flex;
  gap: 1rem;
}

.tt-page-deep .page-step__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  font-size: 0.875rem;
  font-weight: 700;
  color: #60a5fa;
  background: rgba(0, 212, 255, 0.12);
  border: 1px solid rgba(0, 212, 255, 0.25);
  border-radius: 9999px;
}

.tt-page-deep .page-step h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: #f8fafc;
  margin-bottom: 0.5rem;
}

.tt-page-deep .page-step p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: #a1a1aa;
}

/* Data table */
.tt-page-deep .page-table-wrap {
  overflow: hidden;
  border-radius: 0.875rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.25);
}

.tt-page-deep .page-table {
  width: 100%;
  font-size: 0.875rem;
  border-collapse: collapse;
}

.tt-page-deep .page-table td {
  padding: 0.875rem 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.tt-page-deep .page-table tr:first-child td {
  border-top: none;
}

.tt-page-deep .page-table td:first-child {
  color: #64748b;
  font-weight: 500;
  width: 38%;
}

.tt-page-deep .page-table td:last-child {
  color: #cbd5e1;
}

.tt-page-deep .page-table tr:nth-child(odd) td {
  background: rgba(255, 255, 255, 0.02);
}

/* Code blocks */
.tt-page-deep .page-pre,
.tt-page-deep pre.hash-code {
  font-family: ui-monospace, "JetBrains Mono", SFMono-Regular, Menlo, monospace;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: #67e8f9;
  padding: 1rem 1.25rem;
  margin: 0 0 1.25rem;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.75rem;
  overflow-x: auto;
}

.tt-page-deep .page-hash {
  font-family: ui-monospace, "JetBrains Mono", Menlo, monospace;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: #34d399;
  word-break: break-all;
}

.tt-page-deep kbd,
.tt-page-deep .page-kbd {
  font-family: ui-monospace, Menlo, monospace;
  font-size: 0.75rem;
  padding: 0.2rem 0.45rem;
  color: #e2e8f0;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0.375rem;
}

/* Download buttons */
.tt-page-deep .page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 0.75rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.tt-page-deep .page-btn--primary {
  color: #fff;
  background: linear-gradient(135deg, #00d4ff, #00b8db);
  border: 1px solid rgba(147, 197, 253, 0.3);
  box-shadow: 0 0 32px rgba(0, 212, 255, 0.25);
}

.tt-page-deep .page-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 48px rgba(0, 212, 255, 0.35);
}

.tt-page-deep .page-btn--secondary {
  color: #e2e8f0;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.tt-page-deep .page-btn--secondary:hover {
  border-color: rgba(0, 212, 255, 0.3);
  background: rgba(0, 212, 255, 0.08);
}

.tt-page-deep .page-btn--block {
  width: 100%;
}

@media (min-width: 640px) {
  .tt-page-deep .page-btn--block-sm {
    width: auto;
  }
}

/* Alert / callout tiles */
.tt-page-deep .tt-tile--warn .cap-cell__core {
  background: linear-gradient(165deg, rgba(30, 20, 10, 0.95) 0%, rgba(12, 10, 8, 0.98) 100%);
}

.tt-page-deep .tt-tile--warn {
  background: linear-gradient(145deg, rgba(245, 158, 11, 0.35), rgba(255, 255, 255, 0.04) 45%, rgba(245, 158, 11, 0.12));
}

.tt-page-deep .tt-tile--info .cap-cell__core {
  background: linear-gradient(165deg, rgba(10, 18, 36, 0.95) 0%, rgba(6, 12, 24, 0.98) 100%);
}

/* FAQ help-stack — premium glass tiles */
.tt-page-deep .help-stack {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.tt-page-deep .help-stack .help-stack__item {
  padding: 1px;
  border-radius: 1rem;
  background: linear-gradient(145deg, rgba(0, 212, 255, 0.28), rgba(255, 255, 255, 0.04) 42%, rgba(0, 245, 255, 0.12));
  overflow: hidden;
  transition: box-shadow 0.3s ease, transform 0.25s ease;
}

.tt-page-deep .help-stack .help-stack__item:hover {
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
}

.tt-page-deep .help-stack .help-stack__item.is-open {
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.14);
}

.tt-page-deep .help-stack .help-stack__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1.125rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.45;
  text-align: left;
  color: #f8fafc;
  cursor: pointer;
  background: linear-gradient(165deg, rgba(12, 18, 36, 0.96) 0%, rgba(6, 10, 22, 0.98) 100%);
  border: none;
  transition: color 0.2s ease, background 0.2s ease;
}

.tt-page-deep .help-stack .help-stack__item.is-open .help-stack__toggle {
  color: #fff;
  background: linear-gradient(165deg, rgba(14, 22, 44, 0.98) 0%, rgba(8, 14, 30, 0.99) 100%);
}

.tt-page-deep .help-stack .help-stack__body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.tt-page-deep .help-stack .help-stack__item.is-open .help-stack__body {
  max-height: 1200px;
}

.tt-page-deep .help-stack .help-stack-body {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: #a1a1aa;
  background: rgba(6, 10, 22, 0.98);
}

.tt-page-deep .help-stack .help-stack-body p + p {
  margin-top: 0.875rem;
}

.tt-page-deep .help-stack .help-stack-body a {
  color: #60a5fa;
  text-decoration: none;
}

.tt-page-deep .help-stack .help-stack-body a:hover {
  color: #93c5fd;
}

.tt-page-deep .help-stack .help-stack-body strong {
  color: #e2e8f0;
  font-weight: 600;
}

.tt-page-deep .help-stack .help-stack-chevron {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  color: #64748b;
  transition: transform 0.3s ease, color 0.2s ease;
}

.tt-page-deep .help-stack .help-stack__item.is-open .help-stack-chevron {
  transform: rotate(180deg);
  color: #60a5fa;
}

/* Fix cards */
.tt-page-deep .page-fix {
  padding: 0.75rem 1rem;
  margin-top: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #34d399;
  background: rgba(52, 211, 153, 0.08);
  border: 1px solid rgba(52, 211, 153, 0.18);
  border-radius: 0.625rem;
}

.tt-page-deep .page-fix a {
  color: #60a5fa;
}

/* Image frames in content */
.tt-page-deep .flow-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.tt-page-deep .flow-img-caption {
  margin-top: 0.625rem;
  font-size: 0.8125rem;
  color: #64748b;
}

/* Ethical list */
.tt-page-deep .page-list-check {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.tt-page-deep .page-list-check li {
  display: flex;
  gap: 0.75rem;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: #a1a1aa;
}

.tt-page-deep .page-list-check .ok { color: #60a5fa; font-weight: 700; flex-shrink: 0; }
.tt-page-deep .page-list-check .no { color: #f87171; font-weight: 700; flex-shrink: 0; }

/* 404 */
.tt-page-deep .err-zone {
  text-align: center;
  max-width: 28rem;
  margin: 0 auto;
  padding: 4rem 1.5rem 6rem;
}

.tt-page-deep .err-zone h1 {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #f8fafc;
  margin: 1.5rem 0 1rem;
}

.tt-page-deep .err-zone p {
  font-size: 1rem;
  line-height: 1.65;
  color: #a1a1aa;
  margin-bottom: 2rem;
}

.tt-page-deep .err-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.tt-page-deep .err-links a {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #cbd5e1;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 9999px;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.tt-page-deep .err-links a:hover {
  border-color: rgba(0, 212, 255, 0.4);
  background: rgba(0, 212, 255, 0.1);
  color: #fff;
}

.tt-page-deep .page-step p a,
.tt-page-deep .cap-cell__text a {
  color: #60a5fa;
  text-decoration: none;
  transition: color 0.2s ease;
}

.tt-page-deep .page-step p a:hover,
.tt-page-deep .cap-cell__text a:hover {
  color: #93c5fd;
}

/* Nested tiles inside wide sections */
.tt-page-deep .tt-tile--wide > .cap-cell__core > .feat-grid .tt-tile {
  box-shadow: none;
}

.tt-page-deep .tt-tile--wide > .cap-cell__core > .feat-grid .tt-tile::before {
  opacity: 0.5;
}