/* Hallmark · macrostructure: Bento Grid (formats as mixed-span tiles) + typographic hero with interactive live-hacking demo tabs · tone: technical/direct · anchor hue: brand blue #1E88E5 · nav/footer: brand-locked site chrome */
/* Hallmark · pre-emit critique: P4 H5 E4 S5 R4 V5 */

/* ---- page-scoped tokens (site brand vars reused) ---- */
:root {
  --trn-navy: #041326;
  --trn-dark: #041326;
  --trn-panel: #061a31;
  --trn-panel-2: #08213d;
  --trn-line: rgba(30, 136, 229, 0.16);
  --trn-line-strong: rgba(30, 136, 229, 0.42);
  --trn-white: #ffffff;
  --trn-body: #c3d1de;
  --trn-muted: #8fa3b3;
  --trn-accent: var(--primary-color, #1E88E5);
  --trn-accent-soft: rgba(30, 136, 229, 0.1);
  --trn-alert: #ff5c5c;
  --trn-radius: 18px;
  --trn-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---- type ---- */
.trn-h1 { color: var(--trn-white); font-weight: 800; font-size: clamp(30px, 4.2vw, 52px); line-height: 1.12; margin: 0 0 22px; overflow-wrap: anywhere; min-width: 0; }
.trn-h2 { color: var(--trn-white); font-weight: 800; font-size: clamp(28px, 3.6vw, 42px); line-height: 1.2; margin: 0 0 18px; overflow-wrap: anywhere; min-width: 0; }
.trn-h2-tight { margin-bottom: 40px; }
.trn-h3 { color: var(--trn-white); font-weight: 800; font-size: clamp(21px, 2.4vw, 26px); line-height: 1.3; margin: 0 0 12px; overflow-wrap: anywhere; }
.trn-body { color: var(--trn-body); font-size: 17px; line-height: 1.7; margin: 0 0 16px; }
.trn-body:last-child { margin-bottom: 0; }
.trn-product { color: var(--trn-accent); font-weight: 700; font-size: 18px; letter-spacing: 0.01em; margin: 0 0 14px; }
.trn-lead { color: var(--trn-body); font-size: 18px; line-height: 1.7; max-width: 620px; margin: 0 0 30px; }

.trn-textlink { color: var(--trn-accent); font-weight: 700; font-size: 15px; text-decoration: none; display: inline-block; }
.trn-textlink::after { content: " \2192"; }
.trn-textlink:hover, .trn-textlink:focus-visible { text-decoration: underline; text-underline-offset: 3px; }

.trn-btn-ghost {
  display: inline-block; padding: 13px 30px; border-radius: 6px; border: 1px solid var(--trn-line-strong);
  color: var(--trn-white); font-weight: 600; font-size: 16px; text-decoration: none; line-height: 1.4; white-space: nowrap;
  transition: background 0.22s var(--trn-ease), border-color 0.22s var(--trn-ease);
}
.trn-btn-ghost:hover, .trn-btn-ghost:focus-visible { background: var(--trn-accent-soft); border-color: var(--trn-accent); color: var(--trn-white); }
.trn-btn-ghost:active { transform: translateY(1px); }

:is(.trn-hero, .trn-band, .trn-cta) a:focus-visible,
:is(.trn-hero, .trn-band, .trn-cta) button:focus-visible,
:is(.trn-hero, .trn-band, .trn-cta) input:focus-visible { outline: 2px solid var(--trn-accent); outline-offset: 3px; }

/* ---- bands ---- */
.trn-band { padding: clamp(60px, 8vw, 104px) 0; }
.trn-band-navy { background: var(--trn-navy); }
.trn-band-dark { background: var(--trn-dark); }
.trn-section-head { max-width: 720px; margin-bottom: 40px; }

/* ---- one-shot reveal (JS adds .trn-js on <html>, .is-in when visible) ---- */
.trn-js .trn-reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.55s var(--trn-ease), transform 0.55s var(--trn-ease); }
.trn-js .trn-reveal.is-in { opacity: 1; transform: none; }

/* ============================================ */
/* HERO                                          */
/* ============================================ */
.trn-hero { background: var(--trn-navy); padding: 130px 0 90px; position: relative; overflow: hidden; }
.trn-hero::before {
  content: ""; position: absolute; inset: -20% -10% auto auto; width: 62%; height: 120%;
  background: radial-gradient(ellipse at 70% 20%, rgba(30, 136, 229, 0.16), transparent 62%); pointer-events: none;
}
.trn-hero-text { position: relative; z-index: 1; }
.trn-hero-btns { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; margin-bottom: 34px; }
.trn-facts { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px 26px; }
.trn-facts li { color: var(--trn-muted); font-size: 14px; font-weight: 600; position: relative; padding-left: 16px; }
.trn-facts li::before { content: ""; position: absolute; left: 0; top: 0.55em; width: 7px; height: 7px; border-radius: 2px; background: var(--trn-accent); }

/* ---- Live-hacking demo widget ---- */
.trn-demo {
  position: relative; z-index: 1; background: var(--trn-panel); border: 1px solid var(--trn-line);
  border-radius: var(--trn-radius); padding: 22px 22px 18px;
}
.trn-demo-title { color: var(--trn-white); font-weight: 700; font-size: 16px; margin: 0 0 14px; }
.trn-demo-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.trn-demo-tabs [role="tab"] {
  appearance: none; background: transparent; border: 1px solid var(--trn-line); border-radius: 999px; padding: 7px 13px;
  color: var(--trn-body); font-size: 13.5px; font-weight: 600; cursor: pointer; line-height: 1.3;
  transition: background 0.2s var(--trn-ease), border-color 0.2s var(--trn-ease), color 0.2s var(--trn-ease);
}
.trn-demo-tabs [role="tab"]:hover { border-color: var(--trn-line-strong); color: var(--trn-white); }
.trn-demo-tabs [role="tab"][aria-selected="true"] { background: var(--trn-accent); border-color: var(--trn-accent); color: var(--trn-navy); }
.trn-demo-panel[hidden] { display: none; }
.trn-demo-panel { animation: trn-fade 0.35s var(--trn-ease); }
@keyframes trn-fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.trn-demo-h { color: var(--trn-white); font-weight: 800; font-size: 21px; line-height: 1.3; margin: 18px 0 12px; overflow-wrap: anywhere; }
.trn-demo-dl { margin: 0; }
.trn-demo-dl dt { color: var(--trn-accent); font-size: 12.5px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 4px; }
.trn-demo-dl dd { color: var(--trn-body); font-size: 14.5px; line-height: 1.6; margin: 0 0 12px; }
.trn-demo-dl dd:last-child { margin-bottom: 0; }
.trn-demo-hint { color: var(--trn-muted); font-size: 12.5px; line-height: 1.5; margin: 16px 0 0; padding-top: 12px; border-top: 1px solid var(--trn-line); }

/* The "screen": one dark stage per demo, 150px tall, content is a small
   staged vignette (no fake window chrome, just the content itself). */
.trn-vig { background: var(--trn-dark); border: 1px solid var(--trn-line); border-radius: 12px; min-height: 150px; padding: 18px 20px; position: relative; overflow: hidden; }

/* USB: plug slides in, three log lines appear one after another */
.trn-vig-usb { display: flex; gap: 18px; align-items: center; }
.trn-usb-plug { flex: 0 0 auto; width: 46px; height: 26px; border: 2px solid var(--trn-body); border-radius: 4px; position: relative; animation: trn-plug 0.8s var(--trn-ease) both; }
.trn-usb-plug span { position: absolute; left: -14px; top: 6px; width: 14px; height: 10px; background: var(--trn-body); border-radius: 2px 0 0 2px; }
@keyframes trn-plug { from { transform: translateX(-24px); opacity: 0; } to { transform: none; opacity: 1; } }
.trn-usb-log { list-style: none; margin: 0; padding: 0; min-width: 0; }
.trn-usb-log li { color: var(--trn-body); font-size: 13.5px; line-height: 1.5; padding: 3px 0 3px 16px; position: relative; opacity: 0; animation: trn-line-in 0.4s var(--trn-ease) forwards; }
.trn-usb-log li::before { content: ""; position: absolute; left: 0; top: 0.75em; width: 8px; height: 2px; background: var(--trn-accent); }
.trn-usb-log li:nth-child(1) { animation-delay: 0.9s; }
.trn-usb-log li:nth-child(2) { animation-delay: 1.8s; }
.trn-usb-log li:nth-child(3) { animation-delay: 2.9s; }
.trn-usb-alert { color: var(--trn-alert) !important; font-weight: 700; }
.trn-usb-alert::before { background: var(--trn-alert) !important; }
@keyframes trn-line-in { to { opacity: 1; } }

/* Password estimator */
.trn-pw-label { display: block; color: var(--trn-body); font-size: 13.5px; line-height: 1.5; margin-bottom: 10px; }
.trn-pw-input {
  width: 100%; background: var(--trn-panel); border: 1px solid var(--trn-line-strong); border-radius: 8px; color: var(--trn-white);
  font-size: 16px; padding: 10px 14px; font-family: inherit; letter-spacing: 0.04em;
}
.trn-pw-input::placeholder { color: var(--trn-muted); }
.trn-pw-result { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; margin: 12px 0 0; }
.trn-pw-result-label { color: var(--trn-muted); font-size: 13px; }
.trn-pw-result strong { color: var(--trn-white); font-size: 22px; font-weight: 800; font-variant-numeric: tabular-nums; }
.trn-pw-meter { height: 6px; border-radius: 3px; background: rgba(255, 255, 255, 0.08); margin-top: 12px; overflow: hidden; }
.trn-pw-meter span { display: block; height: 100%; width: 0; border-radius: 3px; background: var(--trn-alert); transition: width 0.4s var(--trn-ease), background 0.4s var(--trn-ease); }
.trn-pw-meter span.is-mid { background: #f2b544; }
.trn-pw-meter span.is-good { background: var(--trn-accent); }
.trn-pw-table { width: 100%; margin: 10px 0 0; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.trn-pw-table th { color: var(--trn-muted); font-weight: 500; font-size: 12.5px; text-align: left; padding: 5px 10px 5px 0; border-top: 1px solid var(--trn-line); }
.trn-pw-table td { color: var(--trn-white); font-weight: 700; font-size: 13px; text-align: right; white-space: nowrap; padding: 5px 0; border-top: 1px solid var(--trn-line); }
.trn-pw-combos { color: var(--trn-muted); font-size: 12.5px; margin: 8px 0 0; font-variant-numeric: tabular-nums; }
.trn-pw-pattern { color: var(--trn-alert); font-size: 13px; line-height: 1.5; margin: 8px 0 0; }
.trn-pw-pattern.is-good { color: var(--trn-accent); }
.trn-pw-tip { color: var(--trn-body); font-size: 13px; line-height: 1.5; margin: 6px 0 0; }
.trn-pw-tip strong { color: var(--trn-white); font-variant-numeric: tabular-nums; }
.trn-pw-note { color: var(--trn-muted); font-size: 12px; line-height: 1.5; margin: 10px 0 0; }

/* Shop: old price gets struck, new price appears */
.trn-vig-shop { display: flex; align-items: center; justify-content: center; }
.trn-shop-card { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px 18px; align-items: center; width: 100%; max-width: 380px; }
.trn-shop-item { color: var(--trn-white); font-weight: 700; font-size: 15px; grid-column: 1 / -1; }
.trn-shop-price { display: flex; flex-direction: column; gap: 2px; font-variant-numeric: tabular-nums; }
.trn-shop-price s { color: var(--trn-muted); font-size: 15px; text-decoration: none; position: relative; animation: trn-strike-color 0.3s 1.4s forwards; }
.trn-shop-price s::after { content: ""; position: absolute; left: 0; top: 55%; height: 2px; width: 0; background: var(--trn-alert); animation: trn-strike 0.45s 1.2s var(--trn-ease) forwards; }
@keyframes trn-strike { to { width: 100%; } }
@keyframes trn-strike-color { to { color: var(--trn-muted); } }
.trn-shop-price b { color: var(--trn-white); font-size: 26px; font-weight: 800; opacity: 0; animation: trn-line-in 0.4s 1.9s var(--trn-ease) forwards; }
.trn-shop-btn { justify-self: end; background: var(--trn-accent); color: var(--trn-navy); font-weight: 700; font-size: 13.5px; border-radius: 6px; padding: 9px 16px; opacity: 0.35; animation: trn-btn-on 0.4s 2.4s var(--trn-ease) forwards; }
@keyframes trn-btn-on { to { opacity: 1; } }

/* Wi-Fi: probe names appear one after another */
.trn-wifi-label { display: block; color: var(--trn-muted); font-size: 12.5px; margin-bottom: 8px; }
.trn-wifi-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.trn-wifi-list li { color: var(--trn-white); font-size: 13.5px; font-weight: 600; border: 1px solid var(--trn-line-strong); border-radius: 999px; padding: 6px 12px 6px 28px; position: relative; opacity: 0; animation: trn-line-in 0.4s var(--trn-ease) forwards; }
.trn-wifi-list li::before { content: ""; position: absolute; left: 11px; top: 50%; width: 9px; height: 9px; margin-top: -4.5px; border-radius: 50%; border: 2px solid var(--trn-accent); border-color: var(--trn-accent) var(--trn-accent) transparent transparent; transform: rotate(-45deg); }
.trn-wifi-list li:nth-child(1) { animation-delay: 0.4s; }
.trn-wifi-list li:nth-child(2) { animation-delay: 1.1s; }
.trn-wifi-list li:nth-child(3) { animation-delay: 1.7s; }
.trn-wifi-list li:nth-child(4) { animation-delay: 2.5s; }
.trn-wifi-list li:nth-child(5) { animation-delay: 3.1s; }

/* Phishing: mail lines, then the captured password */
.trn-mail { display: flex; flex-direction: column; gap: 4px; }
.trn-mail span { color: var(--trn-body); font-size: 13.5px; line-height: 1.5; opacity: 0; animation: trn-line-in 0.4s var(--trn-ease) forwards; }
.trn-mail-from { color: var(--trn-white) !important; font-weight: 700; animation-delay: 0.3s !important; }
.trn-mail-subject { animation-delay: 0.8s !important; }
.trn-mail-body { animation-delay: 1.3s !important; color: var(--trn-muted) !important; }
.trn-mail-caught { display: inline-block; margin-top: 14px; color: var(--trn-alert); font-weight: 700; font-size: 13.5px; border: 1px solid rgba(255, 92, 92, 0.5); border-radius: 999px; padding: 5px 12px; opacity: 0; animation: trn-line-in 0.4s 2.6s var(--trn-ease) forwards; }
.trn-mail-caught i { font-style: normal; letter-spacing: 0.1em; font-size: 10px; vertical-align: 1px; }

/* Voice: two waveforms, the copy repeats the original */
.trn-vig-voice { display: flex; flex-direction: column; justify-content: center; gap: 16px; }
.trn-voice-row { display: grid; grid-template-columns: minmax(0, 150px) minmax(0, 1fr); gap: 14px; align-items: center; }
.trn-voice-tag { color: var(--trn-muted); font-size: 12.5px; line-height: 1.4; }
.trn-voice-tag-out { color: var(--trn-alert); font-weight: 700; }
.trn-wave { display: flex; align-items: center; gap: 4px; height: 34px; }
.trn-wave i { display: block; width: 4px; height: 8px; border-radius: 2px; background: var(--trn-body); animation: trn-wave 1.2s ease-in-out infinite; }
.trn-wave-out i { background: var(--trn-alert); animation-delay: 0.6s; }
.trn-wave i:nth-child(2n) { animation-duration: 1.5s; } .trn-wave i:nth-child(3n) { animation-duration: 0.9s; } .trn-wave i:nth-child(5n) { animation-duration: 1.8s; }
@keyframes trn-wave { 0%, 100% { height: 6px; } 50% { height: 30px; } }

/* ============================================ */
/* BENTO                                         */
/* ============================================ */
.trn-bento { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); grid-auto-rows: minmax(150px, auto); gap: 16px; }
.trn-cell {
  background: var(--trn-panel); border: 1px solid var(--trn-line); border-radius: var(--trn-radius); padding: 26px;
  display: flex; flex-direction: column; min-width: 0; position: relative;
  transition: border-color 0.25s var(--trn-ease), background 0.25s var(--trn-ease), transform 0.25s var(--trn-ease);
}
.trn-cell:hover { border-color: var(--trn-line-strong); background: var(--trn-panel-2); transform: translateY(-3px); }
.trn-cell-tag { display: block; color: var(--trn-accent); font-size: 12.5px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 8px; }
.trn-cell-title { color: var(--trn-white); font-weight: 800; font-size: 20px; line-height: 1.3; margin: 0 0 10px; overflow-wrap: anywhere; }
.trn-cell-title-xl { font-size: clamp(30px, 3.4vw, 44px); line-height: 1.08; margin-bottom: 16px; }
.trn-cell-text { color: var(--trn-body); font-size: 15px; line-height: 1.6; margin: 0; }
.trn-cell-list { list-style: none; padding: 0; margin: 18px 0 0; }
.trn-cell-list li { position: relative; padding-left: 22px; color: var(--trn-body); font-size: 14.5px; line-height: 1.5; margin-bottom: 9px; }
.trn-cell-list li:last-child { margin-bottom: 0; }
.trn-cell-list li::before { content: ""; position: absolute; left: 0; top: 0.5em; width: 10px; height: 2px; background: var(--trn-accent); }
.trn-cell-list-loose { margin-top: 12px; }
.trn-cell-list-loose li { margin-bottom: 14px; }

.trn-cell-live   { grid-column: 1 / 3; grid-row: 1 / 3; background: linear-gradient(160deg, var(--trn-panel-2), var(--trn-panel)); }
.trn-cell-staff  { grid-column: 3; grid-row: 1; }
.trn-cell-where  { grid-column: 4; grid-row: 1 / 3; }
.trn-cell-exec   { grid-column: 3; grid-row: 2; }
.trn-cell-topics { grid-column: 1 / 3; grid-row: 3; }
.trn-cell-it     { grid-column: 3; grid-row: 3; }
.trn-cell-series { grid-column: 4; grid-row: 3; }
.trn-cell-indiv  { grid-column: 1 / 5; grid-row: 4; flex-direction: row; align-items: center; gap: 36px; border-color: var(--trn-line-strong); background: linear-gradient(120deg, var(--trn-panel-2), var(--trn-panel)); }
.trn-indiv-text { flex: 0 1 420px; }
.trn-indiv-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; flex: 1 1 auto; }
.trn-indiv-list li { color: var(--trn-white); font-size: 13.5px; font-weight: 600; border: 1px solid var(--trn-line-strong); border-radius: 999px; padding: 7px 13px; background: transparent; transition: background 0.2s var(--trn-ease), border-color 0.2s var(--trn-ease); }
.trn-indiv-list li:hover { background: var(--trn-accent-soft); border-color: var(--trn-accent); }

.trn-cell-demos { margin-top: auto; padding-top: 26px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.trn-cell-demos-label { color: var(--trn-muted); font-size: 13px; font-weight: 600; margin-right: 4px; }
.trn-cell-demos button {
  appearance: none; background: transparent; border: 1px solid var(--trn-line-strong); border-radius: 999px; padding: 7px 13px;
  color: var(--trn-white); font-size: 13.5px; font-weight: 600; cursor: pointer; line-height: 1.3; font-family: inherit;
  transition: background 0.2s var(--trn-ease), border-color 0.2s var(--trn-ease);
}
.trn-cell-demos button::after { content: " \2191"; color: var(--trn-accent); }
.trn-cell-demos button:hover, .trn-cell-demos button:focus-visible { background: var(--trn-accent-soft); border-color: var(--trn-accent); }

.trn-live-mark {
  position: absolute; top: 22px; right: 22px; display: inline-flex; align-items: center; gap: 7px;
  color: var(--trn-white); font-size: 11.5px; font-weight: 800; letter-spacing: 0.12em;
  border: 1px solid var(--trn-line-strong); border-radius: 999px; padding: 5px 11px;
}
.trn-live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--trn-alert); animation: trn-blink 1.8s ease-in-out infinite; }
@keyframes trn-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }

.trn-chips { list-style: none; padding: 0; margin: 16px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.trn-chips li { color: var(--trn-white); font-size: 13.5px; font-weight: 600; border: 1px solid var(--trn-line-strong); border-radius: 999px; padding: 7px 13px; background: transparent; transition: background 0.2s var(--trn-ease), border-color 0.2s var(--trn-ease); }
.trn-chips li:hover { background: var(--trn-accent-soft); border-color: var(--trn-accent); }

/* ---- Format finder ---- */
.trn-finder { margin-top: 56px; background: var(--trn-panel); border: 1px solid var(--trn-line-strong); border-radius: var(--trn-radius); padding: 34px; }
.trn-finder-head { max-width: 640px; margin-bottom: 26px; }
.trn-finder-head .trn-body { font-size: 15.5px; }
.trn-finder-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 32px; align-items: start; }
.trn-finder-questions { display: flex; flex-direction: column; gap: 22px; }
.trn-ff-q { border: 0; padding: 0; margin: 0; min-width: 0; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.trn-ff-q legend { float: left; width: 100%; color: var(--trn-white); font-weight: 700; font-size: 15px; margin-bottom: 8px; padding: 0; }
.trn-ff-q label { position: relative; cursor: pointer; }
.trn-ff-q input { position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; }
.trn-ff-q span {
  display: inline-block; border: 1px solid var(--trn-line); border-radius: 999px; padding: 8px 15px; color: var(--trn-body); font-size: 14px; font-weight: 600;
  transition: background 0.2s var(--trn-ease), border-color 0.2s var(--trn-ease), color 0.2s var(--trn-ease);
}
.trn-ff-q label:hover span { border-color: var(--trn-line-strong); color: var(--trn-white); }
.trn-ff-q input:checked + span { background: var(--trn-accent); border-color: var(--trn-accent); color: var(--trn-navy); }
.trn-ff-q input:focus-visible + span { outline: 2px solid var(--trn-accent); outline-offset: 3px; }
.trn-finder-result { background: var(--trn-dark); border: 1px solid var(--trn-line); border-radius: 14px; padding: 24px; position: relative; }
.trn-finder-result.is-updated { animation: trn-fade 0.35s var(--trn-ease); }
.trn-finder-format { color: var(--trn-white); font-weight: 800; font-size: 24px; line-height: 1.25; margin: 0 0 12px; overflow-wrap: anywhere; }
.trn-finder-line { color: var(--trn-body); font-size: 14.5px; line-height: 1.6; margin: 0 0 10px; }
.trn-finder-cta { margin-top: 10px; }

/* ============================================ */
/* SPEAKER + PRINCIPLES                          */
/* ============================================ */
.trn-speaker { display: flex; gap: 24px; align-items: flex-start; background: var(--trn-panel); border: 1px solid var(--trn-line); border-radius: var(--trn-radius); padding: 26px; }
.trn-speaker-img { flex: 0 0 auto; width: 120px; height: 120px; border-radius: 50%; object-fit: cover; border: 2px solid var(--trn-line-strong); }
.trn-speaker-body { min-width: 0; }
.trn-speaker-label { display: block; color: var(--trn-accent); font-size: 12.5px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 4px; }
.trn-speaker-name { color: var(--trn-white); font-weight: 800; font-size: 24px; line-height: 1.2; margin: 0 0 4px; }
.trn-speaker-role { color: var(--trn-body); font-size: 14.5px; line-height: 1.5; margin: 0 0 14px; }
.trn-speaker-list { list-style: none; padding: 0; margin: 0 0 14px; }
.trn-speaker-list li { position: relative; padding-left: 20px; color: var(--trn-body); font-size: 14.5px; line-height: 1.5; margin-bottom: 7px; }
.trn-speaker-list li::before { content: ""; position: absolute; left: 0; top: 0.55em; width: 9px; height: 2px; background: var(--trn-accent); }
.trn-speaker-certs { color: var(--trn-muted); font-variant-numeric: tabular-nums; }

.trn-principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; margin: 56px 0 0; }
.trn-principle { border-top: 2px solid var(--trn-line-strong); padding-top: 18px; }
.trn-principle dt { color: var(--trn-white); font-weight: 800; font-size: 18px; margin-bottom: 8px; }
.trn-principle dd { color: var(--trn-body); font-size: 15px; line-height: 1.6; margin: 0; }

/* ============================================ */
/* DUTY LEDGER                                   */
/* ============================================ */
.trn-duty-head { max-width: 760px; margin-bottom: 36px; }
.trn-duty-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.trn-duty-card { background: var(--trn-panel); border: 1px solid var(--trn-line); border-radius: var(--trn-radius); padding: 26px; position: relative; min-width: 0; transition: border-color 0.25s var(--trn-ease); }
.trn-duty-card:hover { border-color: var(--trn-line-strong); }
.trn-duty-num { display: block; color: var(--trn-accent); font-weight: 800; font-size: 13px; letter-spacing: 0.08em; margin-bottom: 14px; font-variant-numeric: tabular-nums; }
.trn-duty-law { color: var(--trn-white); font-weight: 800; font-size: 20px; line-height: 1.3; margin: 0 0 10px; overflow-wrap: anywhere; }
.trn-duty-card p { color: var(--trn-body); font-size: 15px; line-height: 1.65; margin: 0; }
.trn-duty-links { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 28px; }

/* ============================================ */
/* PROCESS RAIL + COMBO                          */
/* ============================================ */
.trn-rail { list-style: none; padding: 0; margin: 0 0 56px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; position: relative; }
.trn-rail::before { content: ""; position: absolute; left: 20px; right: 20px; top: 19px; height: 1px; background: var(--trn-line-strong); }
.trn-rail li { position: relative; min-width: 0; }
.trn-rail-n {
  position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%;
  background: var(--trn-navy); border: 2px solid var(--trn-accent); color: var(--trn-accent); font-weight: 800; font-size: 16px; margin-bottom: 18px;
}
.trn-rail h3 { color: var(--trn-white); font-size: 19px; font-weight: 800; margin: 0 0 8px; }
.trn-rail p { color: var(--trn-body); font-size: 15px; line-height: 1.6; margin: 0; }

.trn-combo { display: flex; gap: 32px; align-items: center; justify-content: space-between; background: var(--trn-panel); border: 1px solid var(--trn-line); border-radius: var(--trn-radius); padding: 28px 30px; }
.trn-combo-text { max-width: 640px; }
.trn-combo-text .trn-body { font-size: 15.5px; }
.trn-combo-links { display: flex; flex-direction: column; gap: 10px; flex: 0 0 auto; }
.trn-combo-links a {
  color: var(--trn-white); font-weight: 700; font-size: 14.5px; text-decoration: none; white-space: nowrap;
  border: 1px solid var(--trn-line-strong); border-radius: 999px; padding: 9px 18px; transition: background 0.22s var(--trn-ease), border-color 0.22s var(--trn-ease);
}
.trn-combo-links a::after { content: " \2192"; color: var(--trn-accent); }
.trn-combo-links a:hover, .trn-combo-links a:focus-visible { background: var(--trn-accent-soft); border-color: var(--trn-accent); }

/* ============================================ */
/* FAQ (two columns like the module pages; the global .faq-area rules set
   the plus icon and paddings, colours are overridden here so the answers
   are readable on the dark band)                */
/* ============================================ */
.trn-faq-h { margin-bottom: 34px; }
.trn-faq .accordion-item { background: var(--trn-panel) !important; border: 1px solid var(--trn-line) !important; border-radius: 14px !important; margin-bottom: 12px; overflow: hidden; }
.trn-faq .accordion-button { color: var(--trn-white); }
.trn-faq .accordion-button:not(.collapsed) { color: var(--trn-white); }
.trn-faq .accordion-button:not(.collapsed) .trn-faq-q { color: var(--trn-accent); }
.trn-faq-q { font-size: 18px; color: var(--trn-white); margin: 0; font-weight: 700; line-height: 1.4; padding-right: 30px; }
.trn-faq .accordion-body { color: var(--trn-body); font-size: 15.5px; line-height: 1.7; }
.trn-faq .accordion-body strong { color: var(--trn-white); }

/* ============================================ */
/* CTA                                           */
/* ============================================ */
.trn-cta { padding: clamp(60px, 8vw, 104px) 0 100px; }
.trn-cta-inner {
  display: flex; gap: 36px; align-items: center; justify-content: space-between;
  background: linear-gradient(160deg, var(--trn-panel-2), var(--trn-panel)); border: 1px solid var(--trn-line-strong); border-radius: 24px; padding: 48px 44px;
}
.trn-cta-inner .trn-h2 { margin-bottom: 10px; }
.trn-cta-inner .trn-body { max-width: 560px; }
.trn-cta-btns { display: flex; flex-direction: column; gap: 12px; flex: 0 0 auto; }
.trn-cta-btns .default-btn, .trn-cta-btns .trn-btn-ghost { text-align: center; }

/* ============================================ */
/* RESPONSIVE                                    */
/* ============================================ */
@media (max-width: 1199px) {
  .trn-ledger li { grid-template-columns: 160px minmax(0, 1fr); }
  .trn-finder-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 991px) {
  .trn-hero { padding: 100px 0 70px; }
  .trn-bento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trn-cell-live   { grid-column: 1 / 3; grid-row: 1; }
  .trn-cell-staff  { grid-column: 1; grid-row: 2; }
  .trn-cell-exec   { grid-column: 2; grid-row: 2; }
  .trn-cell-it     { grid-column: 1; grid-row: 3; }
  .trn-cell-series { grid-column: 2; grid-row: 3; }
  .trn-cell-topics { grid-column: 1 / 3; grid-row: 4; }
  .trn-cell-where  { grid-column: 1 / 3; grid-row: 5; }
  .trn-cell-indiv  { grid-column: 1 / 3; grid-row: 6; flex-direction: column; align-items: flex-start; gap: 18px; }
  .trn-indiv-text { flex: 0 0 auto; }
  .trn-duty-grid { grid-template-columns: minmax(0, 1fr); }
  .trn-principles { grid-template-columns: 1fr; gap: 22px; margin-top: 44px; }
  .trn-rail { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trn-rail::before { display: none; }
  .trn-combo, .trn-cta-inner { flex-direction: column; align-items: flex-start; }
  .trn-combo-links { flex-direction: row; flex-wrap: wrap; }
  .trn-cta-btns { flex-direction: row; flex-wrap: wrap; }
}
@media (max-width: 767px) {
  .trn-bento { grid-template-columns: minmax(0, 1fr); grid-auto-rows: auto; }
  .trn-bento .trn-cell { grid-column: auto; grid-row: auto; }
  .trn-ledger li { grid-template-columns: minmax(0, 1fr); gap: 6px; }
  .trn-rail { grid-template-columns: minmax(0, 1fr); gap: 22px; }
  .trn-speaker { flex-direction: column; }
  .trn-finder { padding: 24px 20px; }
  .trn-voice-row { grid-template-columns: minmax(0, 1fr); gap: 6px; }
}
@media (max-width: 575px) {
  .trn-hero { padding: 80px 0 56px; }
  .trn-demo { padding: 18px 16px 14px; }
  .trn-vig { padding: 16px; }
  .trn-cell { padding: 20px; }
  .trn-live-mark { top: 16px; right: 16px; }
  .trn-cell-title-xl { padding-right: 70px; }
  .trn-combo, .trn-cta-inner { padding: 26px 22px; }
  .trn-cta { padding-bottom: 70px; }
  .trn-hero-btns .default-btn, .trn-hero-btns .trn-btn-ghost, .trn-cta-btns .default-btn, .trn-cta-btns .trn-btn-ghost, .trn-finder-cta { width: 100%; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  .trn-live-dot, .trn-wave i, .trn-demo-panel, .trn-finder-result.is-updated,
  .trn-usb-plug, .trn-usb-log li, .trn-shop-price s::after, .trn-shop-price b, .trn-shop-btn,
  .trn-wifi-list li, .trn-mail span, .trn-mail-caught { animation: none; }
  .trn-usb-log li, .trn-shop-price b, .trn-shop-btn, .trn-wifi-list li, .trn-mail span, .trn-mail-caught { opacity: 1; }
  .trn-shop-price s::after { width: 100%; }
  .trn-wave i { height: 14px; }
  .trn-cell, .trn-btn-ghost, .trn-combo-links a, .trn-reveal { transition: none; }
}

/* ============================================ */
/* ATTACK CHAIN (replaces the speaker card)      */
/* ============================================ */
.trn-chain { background: var(--trn-panel); border: 1px solid var(--trn-line); border-radius: var(--trn-radius); padding: 26px; }
.trn-chain-title { color: var(--trn-white); font-weight: 800; font-size: 20px; margin: 0 0 6px; }
.trn-chain-sub { color: var(--trn-body); font-size: 14.5px; line-height: 1.55; margin: 0 0 26px; }
.trn-chain-track { position: relative; padding: 34px 0 30px; }
.trn-chain-line { position: absolute; left: 10%; right: 10%; top: 55px; height: 2px; background: var(--trn-line-strong); }
.trn-chain-line-cut { left: 30%; right: 10%; background: var(--trn-alert); transform-origin: left center; opacity: 0; animation: trn-cut 9s ease-in-out infinite; }
.trn-chain-pulse { position: absolute; top: 49px; left: 10%; width: 14px; height: 14px; margin-left: -7px; border-radius: 50%; background: var(--trn-alert); box-shadow: 0 0 0 6px rgba(255, 92, 92, 0.18); animation: trn-pulse-move 9s ease-in-out infinite; }
.trn-chain-nodes { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); position: relative; }
.trn-chain-node { display: flex; flex-direction: column; align-items: center; text-align: center; position: relative; min-width: 0; }
.trn-chain-dot { width: 42px; height: 42px; border-radius: 50%; background: var(--trn-navy); border: 2px solid var(--trn-line-strong); color: var(--trn-body); display: flex; align-items: center; justify-content: center; position: relative; z-index: 1; transition: border-color 0.3s, color 0.3s; }
.trn-chain-dot svg { width: 20px; height: 20px; }
.trn-chain-label { color: var(--trn-body); font-size: 12.5px; font-weight: 600; margin-top: 10px; line-height: 1.3; overflow-wrap: anywhere; }
.trn-chain-node-human .trn-chain-dot { animation: trn-node-human 9s ease-in-out infinite; }
.trn-chain-node-late { animation: trn-node-late 9s ease-in-out infinite; }
.trn-chain-badge { position: absolute; top: -34px; left: 50%; transform: translateX(-50%) translateY(6px); white-space: nowrap; background: var(--trn-accent); color: var(--trn-navy); font-size: 11.5px; font-weight: 800; border-radius: 999px; padding: 5px 10px; opacity: 0; animation: trn-badge 9s ease-in-out infinite; }
.trn-chain-badge::after { content: ""; position: absolute; left: 50%; bottom: -5px; width: 8px; height: 8px; margin-left: -4px; background: var(--trn-accent); transform: rotate(45deg); }
.trn-chain-stopped { position: absolute; left: 30%; right: 10%; bottom: -6px; text-align: center; color: var(--trn-alert); font-size: 12px; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; opacity: 0; animation: trn-stopped 9s ease-in-out infinite; }
.trn-chain-caption { color: var(--trn-muted); font-size: 13.5px; line-height: 1.55; margin: 22px 0 0; padding-top: 14px; border-top: 1px solid var(--trn-line); }

/* Timeline (9s loop): 0-30% pulse travels to node 2, 30-40% the human reports,
   40-80% chain shown as cut, later nodes dimmed, 80-100% reset. */
@keyframes trn-pulse-move { 0% { left: 10%; opacity: 0; } 4% { opacity: 1; } 30% { left: 30%; opacity: 1; } 36% { left: 30%; opacity: 1; transform: scale(1.3); } 42% { opacity: 0; transform: scale(0.4); } 100% { left: 30%; opacity: 0; } }
@keyframes trn-node-human { 0%, 28% { border-color: var(--trn-line-strong); color: var(--trn-body); } 34%, 82% { border-color: var(--trn-accent); color: var(--trn-white); box-shadow: 0 0 0 6px rgba(30, 136, 229, 0.18); } 90%, 100% { border-color: var(--trn-line-strong); color: var(--trn-body); box-shadow: none; } }
@keyframes trn-badge { 0%, 32% { opacity: 0; transform: translateX(-50%) translateY(6px); } 38%, 82% { opacity: 1; transform: translateX(-50%) translateY(0); } 90%, 100% { opacity: 0; transform: translateX(-50%) translateY(6px); } }
@keyframes trn-cut { 0%, 38% { opacity: 0; transform: scaleX(0); } 46%, 82% { opacity: 1; transform: scaleX(1); } 90%, 100% { opacity: 0; transform: scaleX(0); } }
@keyframes trn-node-late { 0%, 38% { opacity: 1; filter: none; } 46%, 82% { opacity: 0.32; filter: grayscale(1); } 90%, 100% { opacity: 1; filter: none; } }
@keyframes trn-stopped { 0%, 44% { opacity: 0; } 52%, 82% { opacity: 1; } 90%, 100% { opacity: 0; } }
@media (max-width: 575px) {
  .trn-chain { padding: 20px 16px; }
  .trn-chain-label { font-size: 11px; }
  .trn-chain-dot { width: 36px; height: 36px; }
  .trn-chain-line, .trn-chain-pulse { top: 52px; }
  .trn-chain-badge { font-size: 10.5px; }
}
@media (prefers-reduced-motion: reduce) {
  .trn-chain-pulse { display: none; }
  .trn-chain-line-cut, .trn-chain-badge, .trn-chain-stopped { animation: none; opacity: 1; transform: none; }
  .trn-chain-badge { transform: translateX(-50%); }
  .trn-chain-node-late { animation: none; opacity: 0.32; filter: grayscale(1); }
  .trn-chain-node-human .trn-chain-dot { animation: none; border-color: var(--trn-accent); color: var(--trn-white); }
}
