/* TechDX Core: [tdx_arena] "Building Cyber Capability at Global Scale" section.
   Scoped under .tdx-arena. Dark, full-bleed band mirroring the client's Figma
   "Homepage" frame (heading 959:1416, body 959:1417, Arena visual 1072:4472,
   CTA). Fonts are the site's Typekit kit: magistral (headings) and nexa-text
   (body). Brand: black #000, green #42AD60 / bright #6BF172, orange #F26608. */

.tdx-arena {
  --tdx-green: #42AD60;
  --tdx-bright: #6BF172;
  --tdx-orange: #F26608;
  --tdx-ink: #0a0f0c;
  --tdx-font-head: "magistral", "Helvetica Neue", Arial, sans-serif;
  --tdx-font-body: "nexa-text", "Helvetica Neue", Arial, sans-serif;
  --tdx-font-link: "Inter", "nexa-text", "Helvetica Neue", Arial, sans-serif;

  box-sizing: border-box;
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: clamp(56px, 7vw, 104px) 0;
  background-color: #05080b;
  background-image: url(../img/arena-bg.jpg);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  color: #ffffff;
  font-family: var(--tdx-font-body);
  -webkit-font-smoothing: antialiased;
}

.tdx-arena *,
.tdx-arena *::before,
.tdx-arena *::after {
  box-sizing: border-box;
}

section.tdx-arena :is(h2, p) {
  margin: 0;
  padding: 0;
}

.tdx-arena .tdx-arena__inner {
  position: relative;
  z-index: 1;
  max-width: 1580px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 80px);
}

/* Centered full-width section header at the top (Figma layout). */
.tdx-arena h2.tdx-arena__title {
  font-family: var(--tdx-font-head);
  font-weight: 500;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.14;
  letter-spacing: 0;
  text-align: center;
  color: #ffffff;
}

/* Two columns below the title: paragraph + CTA on the left, video on the right. */
.tdx-arena .tdx-arena__grid {
  display: grid;
  grid-template-columns: minmax(0, min(556px, 28.96vw)) minmax(0, min(796px, 41.46vw));
  justify-content: center;
  align-items: center;
  gap: min(64px, 3.33vw);
  margin-top: clamp(32px, 4vw, 56px);
}

/* ---------- text column ---------- */

.tdx-arena .tdx-arena__col--text {
  min-width: 0;
}

.tdx-arena .tdx-arena__body {
  max-width: 556px;
  font-size: 20px;
  line-height: 30px;
  color: #ffffff;
}

.tdx-arena .tdx-arena__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: clamp(24px, 2.4vw, 36px);
  min-width: 300px;
  height: 66px;
  padding: 0 36px;
  background: var(--tdx-orange);
  border: 2px solid var(--tdx-orange);
  border-radius: 8px; /* Figma 8.2 */
  box-shadow: 0 0 5px 3px rgba(0, 0, 0, 0.1); /* Figma 959:1445: 0 0.36 4.97 3 rgba(0,0,0,.1) */
  font-family: var(--tdx-font-link); /* Figma 959:1446: Inter Semi Bold 16.68 / 28.76 */
  font-weight: 600;
  font-size: 16.7px;
  line-height: 1;
  letter-spacing: 0;
  color: #ffffff;
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease;
}

.tdx-arena .tdx-arena__cta:hover,
.tdx-arena .tdx-arena__cta:focus-visible {
  background: #d9560a;
  border-color: #d9560a;
}

.tdx-arena .tdx-arena__cta:focus-visible {
  outline: 2px solid var(--tdx-orange);
  outline-offset: 3px;
}

/* ---------- visual column (click-to-play YouTube facade) ---------- */

.tdx-arena .tdx-arena__col--visual {
  min-width: 0;
}

/* The poster ships inside a real <button>; JS swaps in the iframe on activate. */
.tdx-arena .tdx-arena__player {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  border-radius: 20px;
}

.tdx-arena .tdx-arena__player:focus {
  outline: none;
}

.tdx-arena .tdx-arena__player:focus-visible {
  outline: 3px solid var(--tdx-green);
  outline-offset: 3px;
}

/* Reserves 16:9 up front — the poster and, later, the iframe fill the same box,
   so there is no layout shift when the embed loads. */
.tdx-arena .tdx-arena__frame {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 796 / 443;
  overflow: hidden;
  /* Figma: 2px solid white border, 20px radius, large green glow. */
  border: 2px solid #ffffff;
  border-radius: 20px;
  background-color: #05080b;
  box-shadow: 0 4px 224px 17px rgba(66, 173, 96, 0.38);
}

.tdx-arena .tdx-arena__poster {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Figma: 42% black overlay on the screenshot. */
.tdx-arena .tdx-arena__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.42);
  pointer-events: none;
  transition: background 0.18s ease;
}

/* Figma: 86px play button, centered (scales with the card). */
.tdx-arena .tdx-arena__play {
  position: absolute;
  left: 50%;
  top: 50%;
  width: clamp(40px, 11%, 86px);
  height: auto;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* Subtle, non-scaling hover: lighten the overlay to signal interactivity. */
.tdx-arena .tdx-arena__player:hover .tdx-arena__overlay,
.tdx-arena .tdx-arena__player:focus-visible .tdx-arena__overlay {
  background: rgba(0, 0, 0, 0.28);
}

/* The swapped-in YouTube iframe fills the reserved 16:9 frame exactly. */
.tdx-arena .tdx-arena__iframe {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  .tdx-arena .tdx-arena__overlay {
    transition: none;
  }
}

/* ---------- responsive: stack to one column ----------
   Mobile order (Figma): centered title -> centered paragraph -> video -> CTA.
   We flatten the text column with display:contents so the paragraph and CTA
   become direct children of the stacked flex container and can be reordered
   around the video with `order`; on desktop the CTA stays under the paragraph. */

@media (max-width: 900px) {
  /* Figma mobile frame (440w): title 28/38, body 18/25, button 309px, tight title gap. */
  .tdx-arena h2.tdx-arena__title {
    font-size: 28px;
    line-height: 38px;
  }

  .tdx-arena .tdx-arena__grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 26px;
    margin-top: 14px;
  }

  .tdx-arena .tdx-arena__col--text {
    display: contents;
  }

  .tdx-arena .tdx-arena__body {
    order: 1;
    max-width: 382px;
    font-size: 18px;
    line-height: 25px;
    text-align: center;
  }

  .tdx-arena .tdx-arena__col--visual {
    order: 2;
    width: 100%;
  }

  .tdx-arena .tdx-arena__cta {
    order: 3;
    width: min(309px, 100%);
    max-width: none;
    margin-top: 18px;
  }

  .tdx-arena .tdx-arena__player {
    width: 100%;
    max-width: 396px;
    margin: 0 auto;
  }
}

@media (max-width: 520px) {
  .tdx-arena {
    padding: 48px 0;
  }
}