/* tutorials.css | the terminal tutorials (Package TB, 14 Oct 2026). Loaded after styles.css, kit.css and learn.css; walk.css
   comes with the player (chrome.mjs). Source: instiv2-tools/tutorial-assets/tutorials.css, copied to
   public/instiv2/learn/terminal/ by build-tutorials.mjs (stamp TV there). Tokens only (--page, --page-2, --page-text,
   --page-muted, --page-faint, --page-line, --c); no hex text colours, navy never a text colour; phone first. */
.lm.tt { --c: #3B7BE0; }
.tt-hero { max-width: 1080px; margin: 0 auto; padding: calc(var(--hdr) + 48px) var(--pad) 0; }
.tt-hero .lm-head h1 { font-size: clamp(30px, 4.2vw, 54px); max-width: 18em; }
.tt-hero .hero-lead { max-width: 40em; }
.tt-hub-hero .lm-head h1 { font-size: clamp(36px, 5vw, 68px); }

/* the player: the main content, straight under the title */
.tt-player { max-width: 1080px; margin: clamp(22px, 4vw, 40px) auto 0; padding: 0 var(--pad); }
.tt-player .wk { margin: 0; }
.tt-under { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 18px; margin: 14px 0 0; }
.tt-note { margin: 0; flex: 1 1 260px; font-size: 13px; line-height: 1.5; color: var(--page-faint); }
.tt-mark { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--page-line); background: var(--page-2); color: var(--page-text); font: 600 14px/1 Inter, "Inter Fallback", sans-serif; cursor: pointer; }
.tt-mark svg { opacity: .35; }
.tt-mark[aria-pressed="true"] { border-color: color-mix(in srgb, var(--c) 60%, var(--page-line)); }
.tt-mark[aria-pressed="true"] svg { opacity: 1; color: var(--c); }
.tt-mark:focus-visible { outline: 2px solid var(--focus, var(--c)); outline-offset: 2px; }

/* body sections */
.tt .lm-toc { margin-top: clamp(28px, 5vw, 48px); }
.tt-screen { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 10px; margin: 0 0 1em !important; padding: 12px 14px; border-radius: 12px; background: var(--page-2); border: 1px solid var(--page-line); font-size: 15px; }
.tt-screen > span:first-child { font: 500 11.5px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--page-faint); }
.tt-lv { margin-left: auto; padding: 2px 10px; border-radius: 999px; border: 1px solid var(--page-line); font: 600 12px/1.6 Inter, "Inter Fallback", sans-serif; color: var(--page-muted); }
.tt-formula { margin: 0 0 1.2em; }
.tt-formula figcaption { font: 500 11.5px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--page-faint); margin: 0 0 8px; }
.lm-body .tt-formula pre { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; overflow: visible; font-size: 14px; line-height: 1.7; background: var(--lm-tint-blue); border-color: color-mix(in srgb, var(--c) 22%, var(--page-line)); }
.lm-body .tt-formula code { padding: 0; background: none; font: inherit; }
.tt-ex { margin: 0 0 1.2em; padding: 14px 16px 4px; border-radius: 14px; border: 1px dashed color-mix(in srgb, var(--c) 40%, var(--page-line)); background: var(--page-2); }
.lm-body .tt-tag { display: inline-block; margin: 0 0 10px; padding: 3px 10px; border-radius: 999px; background: var(--lm-tint-amber); font: 600 12px/1.5 Inter, "Inter Fallback", sans-serif; color: var(--page-text); }
.tt-ex ul { list-style: none; padding: 0; margin: 0 0 .8em; font-family: var(--mono); font-size: 14.5px; }
.tt-ex li { padding: 6px 0; border-top: 1px solid var(--page-line); }
.tt-ex li:first-child { border-top: 0; }
.lm-body .tt-ex-note { font-size: 14px; color: var(--page-muted); }
.tt-watch li::marker { color: var(--lm-amber); }
.lm-body .tt-tr-lead { font-size: 15px; color: var(--page-muted); }
.tt-tr { list-style: none; padding: 0 !important; margin: 0 0 1.2em; display: grid; gap: 2px; }
.tt-tr li { display: grid; grid-template-columns: 3.4em minmax(0, 1fr); gap: 10px; padding: 10px 0; border-top: 1px solid var(--page-line); margin: 0; font-size: 16px; }
.tt-tc { font: 500 13px/1.9 var(--mono); color: var(--page-faint); font-variant-numeric: tabular-nums; }
.tt-terms, .tt-mods { list-style: none; padding: 0 !important; display: grid; gap: 8px; }
.tt-terms li { display: grid; gap: 2px; margin: 0; padding: 10px 14px; border-radius: 12px; background: var(--page-2); border: 1px solid var(--page-line); }
.tt-terms li a { font-weight: 650; }
.tt-terms li span { font-size: 14.5px; line-height: 1.5; color: var(--page-muted); }
.tt-mods li { margin: 0; }
.lm-body .tt-mods a { display: grid; gap: 2px; min-height: 44px; padding: 12px 14px; border-radius: 12px; background: var(--page-2); border: 1px solid var(--page-line); text-decoration: none; }
.lm-body .tt-mods a:hover { border-color: color-mix(in srgb, var(--c) 60%, var(--page-line)); }
.tt-mods span { font-size: 14px; color: var(--page-muted); }

/* cards: next tutorial, related, the hub grid */
.tt-more, .tt-track, .tt-deeper, .tt-lead { max-width: 1240px; margin: clamp(36px, 6vw, 72px) auto 0; padding: 0 var(--pad); }
.tt-lead { margin-top: clamp(26px, 4vw, 44px); }
.tt-sub { margin: 10px 0 0; font-size: 15.5px; line-height: 1.55; color: var(--page-muted); }
.tt-prog { margin: 10px 0 0; font: 600 13px/1.4 Inter, "Inter Fallback", sans-serif; color: var(--page-muted); }
.tt-h3 { margin: clamp(26px, 4vw, 40px) 0 14px; font-size: 19px; font-weight: 650; letter-spacing: -0.01em; }
.tt-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.tt-card { position: relative; display: grid; align-content: start; gap: 8px; height: 100%; padding: 10px 10px 14px; border-radius: 18px; background: var(--page-2); border: 1px solid var(--page-line); color: var(--page-text); text-decoration: none; transition: border-color .2s ease, transform .2s ease; }
a.tt-card:hover, a.tt-card:focus-visible, .tt-next:hover, .tt-next:focus-visible { border-color: color-mix(in srgb, var(--c) 60%, var(--page-line)); transform: translateY(-2px); }
.tt-card > .tt-k, .tt-card > b, .tt-card > .tt-meta { padding: 0 6px; }
.tt-card b { font-size: 17px; line-height: 1.28; letter-spacing: -0.01em; }
.tt-k { font: 500 12px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--page-faint); }
.tt-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 10px; font-size: 13.5px; color: var(--page-muted); }
.tt-tick { display: inline-flex; align-items: center; gap: 5px; font-weight: 650; color: var(--page-text); }
.tt-tick svg { color: var(--c); }
.tt-tick[hidden] { display: none; }
.tt-soon { background: transparent; border-style: dashed; padding: 16px 10px 14px; }
.tt-soon-tag { padding: 2px 10px; border-radius: 999px; border: 1px solid var(--page-line); font-weight: 600; font-size: 12.5px; color: var(--page-muted); }
.tt-poster { position: relative; display: block; aspect-ratio: 16 / 10; border-radius: 12px; overflow: hidden; background: var(--page); border: 1px solid var(--page-line); }
.tt-poster img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: 50% 0; }
.tt-poster .tt-pd { display: none; }
html[data-theme="dark"] .tt-poster .tt-pd { display: block; }
html[data-theme="dark"] .tt-poster .tt-pl { display: none; }
.tt-len { position: absolute; left: 10px; bottom: 10px; display: inline-flex; align-items: center; gap: 4px; padding: 4px 10px 4px 6px; border-radius: 999px; background: rgba(5, 8, 15, .78); color: #F2F5FB; font: 600 12.5px/1 var(--mono); }
.tt-next { display: grid; gap: 14px; padding: 12px; border-radius: 22px; background: var(--page-2); border: 1px solid var(--page-line); color: var(--page-text); text-decoration: none; transition: border-color .2s ease, transform .2s ease; }
.tt-next-c { display: grid; align-content: center; gap: 8px; padding: 0 6px 6px; }
.tt-next b { font-size: clamp(20px, 2.2vw, 28px); line-height: 1.18; letter-spacing: -0.02em; }
.tt-next small { font-size: 15px; line-height: 1.55; color: var(--page-muted); }
.tt-go { display: inline-flex; align-items: center; gap: 8px; margin-top: 4px; font-weight: 650; }
.tt-all { margin: 18px 0 0; }
.tt-all a { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; font-weight: 600; color: var(--page-text); }
.tt-jump { max-width: 1240px; margin: 22px auto 0; padding: 0 var(--pad); }
.tt-jump ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.tt-jump a { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--page-line); background: var(--page-2); color: var(--page-text); font-size: 14px; font-weight: 600; text-decoration: none; }
.tt-jump a b { font: 600 12px/1 var(--mono); color: var(--page-faint); }
.tt-jump a span { font: 500 12px/1 var(--mono); color: var(--page-muted); }
.tt-rows { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 10px; margin: 0; }
.tt-rows a { display: grid; grid-template-columns: minmax(0, 1fr) auto; column-gap: 14px; align-items: center; min-height: 64px; padding: 12px 16px; border-radius: 16px; border: 1px solid var(--page-line); background: var(--page-2); color: var(--page-text); text-decoration: none; }
.tt-rows a:hover { border-color: color-mix(in srgb, var(--c) 60%, var(--page-line)); }
.tt-rows b { grid-column: 1; font-size: 15.5px; font-weight: 650; }
.tt-rows span { grid-column: 1; font-size: 13.5px; color: var(--page-muted); }
.tt-rows svg { grid-column: 2; grid-row: 1 / span 2; }

/* Try it in Practice */
.tt-try { max-width: 1080px; margin: clamp(40px, 7vw, 88px) auto 0; padding: 0 var(--pad); }
.tt-try-in { padding: clamp(22px, 4vw, 44px); border-radius: 24px; background: var(--lm-tint-blue); border: 1px solid color-mix(in srgb, var(--c) 22%, var(--page-line)); }
.tt-try h2 { margin: 0; font-size: clamp(26px, 3.2vw, 40px); line-height: 1.08; letter-spacing: -0.03em; }
.tt-try p:not(.kicker) { margin: 12px 0 0; max-width: 38em; font-size: 16.5px; line-height: 1.55; color: var(--page-muted); }
.tt-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.tt-fine { margin: 28px 0 40px; font-size: 12.5px; line-height: 1.55; color: var(--page-faint); }
.tt .wa-band { margin-top: clamp(28px, 5vw, 56px); }

@media (min-width: 760px) {
  .tt-next { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); align-items: center; padding: 14px; }
}
@media (max-width: 480px) {
  .tt-grid { grid-template-columns: 1fr; }
  .tt-ctas .btn { width: 100%; justify-content: center; }
  .tt-tr li { grid-template-columns: 1fr; gap: 2px; }
  .tt-lv { margin-left: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .tt-card, .tt-next { transition: none; }
  a.tt-card:hover, .tt-next:hover { transform: none; }
}