/* /ppc-ads-optimization/ : Optimizer hero panel (styles shared from advertising.css), flow, seven-view tour, strategy, execution routes. */
.adv .ot-hero { display: grid; gap: 28px; padding-block: 34px 44px; }
.adv .ot-hero h1 { font-size: clamp(40px, 10.5vw, 68px); line-height: .98; max-width: 30ch; text-wrap: balance; }
.adv .ot-hero h1 em { display: block; }
.adv .ot-hero .lead { margin-top: 20px; max-width: 62ch; }
.adv .ot-hero .adv-opt-frame { margin-top: 0; }
.adv .ot-how, .adv .ot-strategy, .adv .ot-links { padding-block: 44px; }
.adv .ot-flow { list-style: none; padding: 0; margin-top: 26px; display: grid; gap: 0; border-top: 1px solid #26352e; }
.adv .ot-flow li { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 0 14px; padding: 18px 0; border-bottom: 1px solid #c9c9bd; }
.adv .ot-n { grid-row: span 2; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; background: #26352e; color: #f5f3ed; font: 600 20px/1 SaddlDisplay, Arial, sans-serif; }
.adv .ot-flow h3 { font-size: 26px; }
.adv .ot-flow p { color: #536457; max-width: 40ch; margin-top: 4px; }

/* tour */
.adv .ot-tour { background: #e5e0d5; padding: 48px 0 56px; }
.adv .ot-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
.adv .ot-tab { min-height: 44px; padding: 8px 14px; border: 1px solid #c9c9bd; border-radius: 6px; background: transparent; color: #28332d; font: 600 15px/1.2 SaddlBody, Arial, sans-serif; cursor: pointer; transition: border-color .2s, background-color .2s; }
.adv .ot-tab:hover { border-color: #819582; }
.adv .ot-tab[aria-selected="true"] { background: #e4eadc; border-color: #26352e; box-shadow: inset 0 0 0 1px #26352e; }
.adv .ot-panels { margin-top: 20px; }
.adv .ot-panel { display: grid; gap: 22px; padding: 24px 0 4px; border-top: 1px solid #c9c9bd; }
.adv .ot-panel[hidden] { display: none; }
.adv .ot-text h3 { font-size: clamp(26px, 5.4vw, 34px); max-width: 24ch; text-wrap: balance; }
.adv .ot-text p { color: #28332d; margin-top: 10px; max-width: 52ch; }
.adv .ot-guard { padding: 12px 14px; border-radius: 4px; background: #f6ece4; font-size: 15px; }
.adv .ot-guard b { color: #9f3624; margin-right: 8px; }
.adv .ot-vis { border: 1px solid #c9c9bd; border-radius: 6px; background: #fbfaf6; padding: 16px; display: grid; gap: 14px; align-content: start; }
.adv .ot-cap { font-size: 13px; color: #536457; }
.adv .ot-bar { display: flex; gap: 2px; height: 22px; border-radius: 3px; overflow: hidden; }
.adv .ot-bar i, .adv .ot-key i { display: block; }
.adv .c1 { background: #819582; } .adv .c2 { background: #26352e; } .adv .c3 { background: #e7b494; } .adv .c4 { background: #bc452f; } .adv .c5 { background: #d9d5c8; }
.adv .ot-key { list-style: none; padding: 0; display: grid; gap: 8px; }
.adv .ot-key li { display: flex; align-items: center; gap: 10px; font-size: 15px; }
.adv .ot-key i { width: 12px; height: 12px; border-radius: 2px; flex: none; }
.adv .ot-list { list-style: none; padding: 0; display: grid; gap: 0; }
.adv .ot-list li { display: grid; gap: 2px; padding: 12px 0; border-top: 1px solid #ddd9cd; }
.adv .ot-list li:first-child { border-top: 0; padding-top: 0; }
.adv .ot-list b { font: 600 22px/1.1 SaddlDisplay, Arial, sans-serif; color: #26352e; }
.adv .ot-what { display: grid; gap: 2px; font-weight: 600; }
.adv .ot-what small { font-size: 14px; font-weight: 400; color: #536457; line-height: 1.45; }
.adv .ot-imp { font-size: 14px; font-weight: 600; color: #26352e; font-variant-numeric: tabular-nums; }
.adv .ot-hold { padding: 12px 14px; border-radius: 4px; background: #f6ece4; font-size: 15px; }
.adv .ot-hold b { display: block; color: #9f3624; }
.adv .ot-note { font-size: 14px; color: #536457; }
.adv .ot-vis .adv-decide { border: 0; border-radius: 4px; }
.adv .ot-diag { list-style: none; padding: 0; display: grid; gap: 10px; }
.adv .ot-diag li { display: grid; gap: 2px; padding: 12px 14px; border: 1px solid #ddd9cd; border-radius: 4px; }
.adv .ot-diag b { color: #26352e; }
.adv .ot-diag .is-bad b { color: #9f3624; }
.adv .ot-diag span { color: #536457; font-size: 15px; }
.adv .ot-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.adv .ot-chips span { padding: 4px 12px; border: 1px solid #c9c9bd; border-radius: 999px; font-size: 13px; color: #536457; }
.adv .ot-chips span:first-child { background: #e4eadc; border-color: #26352e; color: #26352e; font-weight: 600; }
.adv .ot-count { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.adv .ot-count li { display: grid; gap: 0; font-size: 13px; color: #536457; padding: 10px 12px; border: 1px solid #ddd9cd; border-radius: 4px; }
.adv .ot-count b { font: 600 30px/1.05 SaddlDisplay, Arial, sans-serif; color: #26352e; }
.adv .ot-files { list-style: none; padding: 0; display: grid; gap: 0; }
.adv .ot-files li { display: grid; gap: 2px; padding: 12px 0; border-top: 1px solid #ddd9cd; }
.adv .ot-files li:first-child { border-top: 0; padding-top: 0; }
.adv .ot-files b { font: 600 22px/1.1 SaddlDisplay, Arial, sans-serif; }
.adv .ot-files span { color: #536457; font-size: 15px; }
html:not(.adv-js) .adv .ot-tabs { display: none; }

/* strategy */
.adv .ot-levels { display: grid; gap: 0; margin-top: 26px; border-top: 1px solid #26352e; }
.adv .ot-levels article { padding: 18px 0; border-bottom: 1px solid #c9c9bd; }
.adv .ot-lv { font-size: 13px; font-weight: 600; color: #9f3624; margin-bottom: 4px; }
.adv .ot-levels h3 { margin-bottom: 6px; }
.adv .ot-levels p { color: #536457; max-width: 44ch; }
.adv .ot-levels b { color: #28332d; }

/* routes (Forest) */
.adv .ot-routes { background: #26352e; color: #f5f3ed; padding: 52px 0 56px; }
.adv .ot-routes .eyebrow { color: #d4dfd5; }
.adv .ot-routes .eyebrow::before { background: #e7b494; }
.adv .ot-routes h2 { color: #f5f3ed; }
.adv .ot-route-grid { display: grid; gap: 16px; margin-top: 26px; }
.adv .ot-route-grid article { padding: 20px; border: 1px solid #536457; border-radius: 6px; background: #2f4137; }
.adv .ot-route-grid h3 { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; color: #f5f3ed; font-size: 26px; }
.adv .ot-route-grid h3 img { height: 26px; width: auto; max-width: 48px; object-fit: contain; background: #f5f3ed; border-radius: 4px; padding: 2px; }
.adv .ot-route-grid ol { margin: 16px 0 0; padding-left: 0; list-style: none; counter-reset: st; display: grid; gap: 0; }
.adv .ot-route-grid li { counter-increment: st; display: grid; grid-template-columns: 30px minmax(0, 1fr); align-items: baseline; padding: 10px 0; border-top: 1px solid #536457; color: #d4dfd5; }
.adv .ot-route-grid li::before { content: counter(st); font: 600 20px/1 SaddlDisplay, Arial, sans-serif; color: #e7b494; }
.adv .ot-route-grid li:first-child { border-top: 0; }
.adv .ot-route-note { margin-top: 18px; color: #d4dfd5; max-width: 62ch; }

/* links */
.adv .ot-linklist { list-style: none; padding: 0; margin-top: 24px; display: grid; gap: 0; border-top: 1px solid #26352e; }
.adv .ot-linklist a { display: grid; gap: 2px; padding: 16px 0; border-bottom: 1px solid #c9c9bd; text-decoration: none; color: #28332d; }
.adv .ot-linklist b { font: 600 24px/1.1 SaddlDisplay, Arial, sans-serif; color: #26352e; }
.adv .ot-linklist span { color: #536457; }
.adv .ot-linklist a:hover b { text-decoration: underline; text-decoration-color: #bc452f; text-underline-offset: 4px; }

@media (min-width: 900px) {
  .adv .ot-how, .adv .ot-strategy, .adv .ot-links { padding-block: 72px; }
  .adv .ot-flow { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0 28px; border-top: 0; }
  .adv .ot-flow li { grid-template-columns: minmax(0, 1fr); gap: 8px; padding: 18px 0 0; border-bottom: 0; border-top: 1px solid #26352e; align-content: start; }
  .adv .ot-n { grid-row: auto; }
  .adv .ot-tour { padding: 72px 0 80px; }
  .adv .ot-panel { grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 48px; padding-top: 32px; }
  .adv .ot-list li { grid-template-columns: 150px minmax(0, 1fr) 120px; gap: 0 14px; align-items: center; }
  .adv .ot-count { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .adv .ot-levels { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 40px; border-top: 0; }
  .adv .ot-levels article { border-bottom: 0; border-top: 1px solid #26352e; padding-top: 16px; }
  .adv .ot-routes { padding: 76px 0 84px; }
  .adv .ot-route-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .adv .ot-linklist { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 48px; }
}
@media (min-width: 1000px) { .adv .ot-hero { padding-block: 56px 64px; gap: 36px; } }
@media (prefers-reduced-motion: reduce) { .adv .ot-tab { transition: none; } }