.tabs {
  min-width: 0;
}

.tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 6px;
  border-radius: var(--radius-pill);
  color: var(--color-text);
  background: var(--color-panel-soft);
}

.tab-list [role="tab"] {
  min-height: 42px;
  flex: 1 1 auto;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  color: var(--color-muted);
  background: transparent;
  cursor: pointer;
  font-weight: 600;
}

.tab-list [role="tab"]:hover {
  color: var(--color-text);
}

.tab-list [role="tab"][aria-selected="true"],
.tab-list [role="tab"].is-active {
  color: var(--color-accent-dark);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
}

.tab-panel {
  min-width: 0;
  margin-top: 22px;
}

.tab-panel[hidden] {
  display: none;
}

.feature-switcher {
  display: grid;
  grid-template-columns: minmax(250px, 0.72fr) minmax(0, 1.6fr);
  gap: 28px;
  align-items: stretch;
}

.feature-tabs {
  display: grid;
  align-content: start;
  gap: 8px;
}

.feature-tabs [role="tab"] {
  position: relative;
  min-height: 58px;
  display: flex;
  width: 100%;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  border-radius: 14px;
  color: var(--color-muted);
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.feature-tabs [role="tab"]::before {
  content: "";
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border-radius: 50%;
  background:
    linear-gradient(135deg, transparent 42%, var(--color-white) 43% 54%, transparent 55%) center / 9px 9px no-repeat,
    var(--color-success);
}

.feature-tabs [role="tab"][aria-selected="true"] {
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
  font-weight: 600;
}

.feature-tabs [role="tab"][aria-selected="true"]::after {
  content: "";
  position: absolute;
  top: 12px;
  bottom: 12px;
  left: 0;
  width: 3px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
}

.feature-preview {
  min-width: 0;
  padding: clamp(24px, 4vw, 42px);
  border-radius: var(--radius-device);
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.feature-preview p {
  color: var(--color-muted);
}

.mini-ui {
  display: grid;
  gap: 9px;
  margin-top: 22px;
  padding: 16px;
  border-radius: 16px;
  color: var(--color-text);
  background: var(--color-panel-soft);
}

.mini-ui__row {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 11px;
  color: var(--color-text);
  background: var(--color-panel);
}

.mini-ui__row code {
  min-width: 0;
}

.mini-ui__meta {
  margin-left: auto;
  color: var(--color-muted);
  font-size: 12px;
}

.toc {
  position: sticky;
  z-index: 10;
  top: 12px;
  display: flex;
  max-width: 100%;
  gap: 8px;
  margin-bottom: 36px;
  padding: 8px;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
  -webkit-overflow-scrolling: touch;
}

.toc a {
  flex: 0 0 auto;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  color: var(--color-muted);
  font-size: 14px;
  text-decoration: none;
}

.toc a:hover,
.toc a.is-active {
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  min-width: 0;
  border-radius: var(--radius-card);
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
}

.faq-item summary {
  min-height: 60px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  margin-left: auto;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
  font-size: 18px;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-answer {
  padding: 0 22px 20px;
  color: var(--color-muted);
}

.term-card {
  min-width: 0;
  padding: 24px;
  border-radius: var(--radius-card);
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
}

.term-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.term-card__head code {
  color: var(--accent-dark);
}

.term-card p {
  margin: 0;
  color: var(--color-muted);
}

.download-card {
  position: relative;
  min-width: 0;
  padding: 28px;
  border-radius: var(--radius-device);
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow: var(--shadow-card);
}

.download-card__head {
  display: flex;
  min-width: 0;
  align-items: flex-start;
  gap: 16px;
}

.download-card__title {
  min-width: 0;
}

.download-card__title p {
  margin-top: 5px;
  color: var(--color-muted);
}

.download-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.download-card__version {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

.client-badge {
  display: inline-flex;
  max-width: 100%;
  align-items: center;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
}

.client-badge--primary {
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
}

.client-badge--recommended {
  color: var(--color-success);
  background: var(--color-success-a09);
}

.client-badge--retired {
  color: var(--color-error);
  background: var(--color-error-a10);
}

.blog-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 26px;
  border-radius: var(--radius-card);
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  transition: transform var(--ease-standard), box-shadow var(--ease-standard);
}

.blog-card:hover {
  color: var(--color-text);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.blog-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--color-muted);
  font-size: 13px;
}

.blog-card h3 {
  font-size: 21px;
}

.blog-card p {
  margin: 12px 0 0;
  color: var(--color-muted);
}

.blog-card__more {
  margin-top: auto;
  padding-top: 20px;
  color: var(--color-accent-dark);
  font-weight: 600;
}

.callout {
  position: relative;
  min-width: 0;
  padding: 20px 22px 20px 54px;
  border-radius: var(--radius-card);
  color: var(--color-text);
  background: var(--color-accent-soft);
}

.callout::before {
  content: "i";
  position: absolute;
  top: 20px;
  left: 20px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--color-white);
  background: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}

.callout--success {
  color: var(--color-text);
  background: var(--color-success-a09);
}

.callout--success::before {
  background: var(--color-success);
}

.callout--warn {
  color: var(--color-text);
  background: var(--color-warn-a10);
}

.callout--warn::before {
  background: var(--color-warn);
}

.callout p:last-child {
  margin-bottom: 0;
}

.dl-fab {
  position: fixed;
  z-index: 35;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  max-width: min(320px, calc(100vw - 36px));
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  border-radius: 18px;
  color: var(--color-white);
  background: linear-gradient(180deg, var(--color-accent), var(--color-accent-dark));
  box-shadow: var(--shadow-button);
  text-decoration: none;
}

.dl-fab:hover {
  color: var(--color-white);
  transform: translateY(-2px);
}

.dl-fab__icon {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--color-accent-dark);
  background: var(--color-white);
}

.dl-fab__icon svg {
  width: 17px;
  height: 17px;
}

.dl-fab__text {
  min-width: 0;
  line-height: 1.35;
}

.dl-fab__text strong,
.dl-fab__text small {
  display: block;
  color: var(--color-white);
}

.dl-fab__text small {
  margin-top: 2px;
  font-size: 12px;
}

.end-download-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin-top: 48px;
  padding: 26px;
  border-radius: var(--radius-device);
  color: var(--color-text);
  background: var(--color-panel-soft);
}

.end-download-card__copy {
  min-width: 0;
}

.end-download-card__copy p {
  margin: 6px 0 0;
  color: var(--color-muted);
}

.app-card {
  position: relative;
  max-width: 1080px;
  margin-inline: auto;
  overflow: hidden;
  border-radius: var(--radius-device);
  color: var(--color-text);
  background: var(--color-panel);
  box-shadow: var(--shadow-device);
  transform: translateY(-4px);
}

.app-titlebar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 22px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  background: linear-gradient(180deg, var(--color-panel-tint), var(--color-bg));
}

.win-dots {
  display: flex;
  gap: 6px;
}

.win-dots i {
  width: 9px;
  height: 9px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-border);
}

.app-title {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
}

.app-status {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  color: var(--color-success);
  background: var(--color-success-a08);
  font-size: 12px;
}

.run-dot {
  width: 7px;
  height: 7px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 0 3px var(--color-success-a16);
}

.app-body {
  display: grid;
  grid-template-columns: 264px minmax(0, 1fr);
}

.app-side {
  padding: 16px 14px;
  border-right: 1px solid var(--color-border);
  color: var(--color-text);
  background: linear-gradient(180deg, var(--color-panel-tint), var(--color-bg));
}

.side-label,
.panel-label {
  color: var(--color-muted);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.side-label {
  padding: 0 10px 10px;
}

.side-item {
  position: relative;
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--color-muted);
  font-size: 13px;
}

.side-item svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.side-item .count {
  margin-left: auto;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 11px;
}

.side-item.is-active {
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
  font-weight: 600;
}

.side-item.is-active::before {
  content: "";
  position: absolute;
  top: 9px;
  bottom: 9px;
  left: -14px;
  width: 3px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
}

.app-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 16px 22px 18px;
}

.rule-table {
  margin-top: 7px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: 14px;
}

.rule-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 14px;
  padding: 9px 16px;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 12px;
}

.rule-row + .rule-row {
  border-top: 1px solid var(--color-border);
}

.rule-row:nth-child(odd) {
  background: var(--color-panel-tint);
}

.rule-arrow {
  color: var(--color-muted);
}

.rule-out {
  min-width: 52px;
  padding: 2px 12px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
}

.out-direct {
  color: var(--color-success);
  background: var(--color-success-a09);
}

.out-proxy {
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
}

.switch-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.switch-cell {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  color: var(--color-text);
  background: var(--color-panel-tint);
}

.sw-name {
  font-size: 13px;
}

.toggle {
  position: relative;
  width: 38px;
  height: 22px;
  flex-shrink: 0;
  border-radius: var(--radius-pill);
  background: var(--color-border);
}

.toggle::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-white);
  box-shadow: 0 1px 3px var(--color-text-a20);
}

.toggle.is-on {
  background: var(--color-accent);
}

.toggle.is-on::after {
  right: 3px;
  left: auto;
}

@media (max-width: 760px) {
  .feature-switcher {
    grid-template-columns: minmax(0, 1fr);
  }

  .feature-tabs [role="tab"] {
    min-height: 50px;
  }

  .feature-preview {
    padding: 22px;
  }

  .app-body {
    grid-template-columns: minmax(0, 1fr);
  }

  .app-side {
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .switch-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .end-download-card {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .tab-list {
    border-radius: 18px;
  }

  .tab-list [role="tab"] {
    flex-basis: calc(50% - 8px);
  }

  .toc {
    top: 8px;
    border-radius: 16px;
  }

  .faq-item summary {
    padding-inline: 18px;
  }

  .faq-answer {
    padding-inline: 18px;
  }

  .download-card {
    padding: 22px;
  }

  .app-card {
    transform: none;
  }

  .app-titlebar {
    padding-inline: 16px;
  }

  .app-main {
    padding-inline: 14px;
  }

  .rule-row {
    gap: 8px;
    padding-inline: 12px;
  }

  .dl-fab {
    right: 12px;
    bottom: 12px;
    max-width: calc(100vw - 24px);
  }
}