/* ============================================================
   Xperi.com — page-specific styles
   Builds on css/case-study.css. Classes are prefixed .xp-.
   Accents from the Xperi style guide (pink #E4146E, purple #6226A7,
   blue #0C9DD9, green #78BE20), kept secondary to the portfolio design.
   ============================================================ */

.xp-page {
  --cs-gradient: linear-gradient(90deg, #0c9dd9 0%, #6226a7 50%, #e4146e 100%);
  --cs-accent: #0c9dd9;
  --xp-pink: #e4146e;
  --xp-purple: #6226a7;
  --xp-blue: #0c9dd9;
  --xp-green: #78be20;
}

/* ------ Hero: title wraps if needed; parallax diamonds behind content ------ */
.xp-hero { position: relative; overflow: hidden; }
.xp-hero h1.large { white-space: normal; overflow-wrap: break-word; }
.xp-hero > .mxd-container { position: relative; z-index: 1; }
.xp-diamonds {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.xp-diamond {
  position: absolute;
  display: block;
  border-radius: 18%;
  transform: rotate(45deg);
  filter: blur(1px);
  opacity: 0.5;
}
.xp-diamond--a {
  top: 14%; right: 8%;
  width: 16rem; height: 16rem;
  background: linear-gradient(135deg, var(--xp-pink), var(--xp-purple));
}
.xp-diamond--b {
  top: 38%; right: 22%;
  width: 7rem; height: 7rem;
  background: linear-gradient(135deg, var(--xp-blue), var(--xp-purple));
  opacity: 0.55;
}
.xp-diamond--c {
  top: 8%; left: 44%;
  width: 4.5rem; height: 4.5rem;
  background: linear-gradient(135deg, var(--xp-green), var(--xp-blue));
  opacity: 0.4;
}
@media only screen and (max-width: 767px) {
  .xp-diamond--a { width: 9rem; height: 9rem; right: -2rem; }
  .xp-diamond--b, .xp-diamond--c { display: none; }
}
.xp-hero-media .cs-media__frame {
  box-shadow: 0 40px 90px -50px rgba(228, 20, 110, 0.55), 0 30px 80px -50px rgba(12, 157, 217, 0.5);
}

/* ------ Intro copy beside manifests ------ */
.xp-intro { max-width: 48rem; margin-top: 2rem; }
@media only screen and (min-width: 1200px) { .xp-intro { margin-top: 5.4rem; } }

/* ------ Audience pathways ------ */
.xp-paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 0;
  list-style: none;
}
@media only screen and (min-width: 1200px) { .xp-paths { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.2rem 3rem; } }
.xp-path {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 6rem auto;
  align-items: center;
  gap: 1.6rem;
  padding: 1.8rem 2.2rem;
  border: 1px solid var(--cs-line);
  border-radius: var(--cs-radius);
  background: var(--base-tint);
}
.xp-path__who {
  color: var(--t-bright);
  font: normal 600 1.8rem/1.3 var(--_font-default);
  letter-spacing: -0.03rem;
}
.xp-path__line {
  position: relative;
  height: 1px;
  background: var(--cs-gradient);
  transform-origin: left center;
  transform: scaleX(var(--xp-line, 1));
}
.xp-path__line::after {
  content: "";
  position: absolute;
  right: -1px; top: -3px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--xp-pink);
}
.xp-path__where {
  justify-self: end;
  color: var(--t-medium);
  font: normal 600 1.2rem/1.4 var(--_font-accent);
  text-transform: uppercase;
  text-align: right;
}
@media only screen and (max-width: 575px) {
  .xp-path { grid-template-columns: 1fr; gap: 0.8rem; }
  .xp-path__line { width: 4rem; }
  .xp-path__where { justify-self: start; text-align: left; }
}

/* ------ Mega menu demo ------ */
.xp-mm {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--cs-radius);
  background: linear-gradient(180deg, #1c0f28 0%, #181818 100%);
  color: #fff;
}
.xp-mm__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding: 1.4rem 2.4rem;
  background: linear-gradient(90deg, #3a1250 0%, #6226a7 60%, #7a1a57 100%);
}
.xp-mm__logo {
  font: normal 700 2rem/1 var(--_font-default);
  letter-spacing: 0.3rem;
}
.xp-mm__top {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0; padding: 0;
  list-style: none;
}
.xp-mm__trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 4.4rem;
  padding: 0 1.4rem;
  border: 0;
  border-radius: 99px;
  background: transparent;
  color: #fff;
  font: normal 600 1.3rem/1 var(--_font-accent);
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease;
}
.xp-mm__trigger::after {
  content: "";
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  transition: transform 0.3s var(--cs-ease);
}
.xp-mm__trigger:hover { background: rgba(255, 255, 255, 0.12); }
.xp-mm__trigger[aria-expanded="true"] { color: var(--xp-green); background: rgba(0, 0, 0, 0.25); }
.xp-mm__trigger[aria-expanded="true"]::after { transform: rotate(180deg); }
.xp-mm__trigger:focus-visible { outline: 2px solid var(--xp-green); outline-offset: 2px; }
.xp-mm__stage {
  position: relative;
  min-height: 22rem;
  padding: 3rem 2.4rem;
}
.xp-mm__hint {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font: normal 400 1.5rem/1.5 var(--_font-default);
}
.xp-mm.is-open .xp-mm__hint { display: none; }
.xp-mm__panel[hidden] { display: none; }
.xp-mm__panel { animation: xp-panel-in 0.4s var(--cs-ease); }
@keyframes xp-panel-in {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: none; }
}
.xp-mm__panel-title {
  margin: 0 0 1.8rem;
  color: var(--xp-green);
  font: normal 700 1.3rem/1 var(--_font-accent);
  text-transform: uppercase;
  letter-spacing: 0.1rem;
}
.xp-mm__cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
  margin: 0; padding: 0;
  list-style: none;
}
@media only screen and (min-width: 992px) { .xp-mm__cards { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.xp-mm__cards li {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.8rem;
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.06);
  border-top: 2px solid transparent;
  border-image: var(--cs-gradient) 1;
}
.xp-mm__name { font: normal 700 1.8rem/1.2 var(--_font-default); }
.xp-mm__desc { color: rgba(255, 255, 255, 0.7); font: normal 400 1.4rem/1.45 var(--_font-default); }

/* ------ Modules list ------ */
.xp-modules {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  align-content: start;
  margin: 0; padding: 0;
  list-style: none;
}
.xp-module {
  position: relative;
  padding: 1.6rem 1.6rem 1.6rem 3.6rem;
  border: 1px solid var(--cs-line);
  border-radius: 1.2rem;
  background: var(--base-tint);
  color: var(--t-bright);
  font: normal 600 1.5rem/1.3 var(--_font-default);
}
.xp-module::before {        /* small diamond marker, echoing the brand shapes */
  content: "";
  position: absolute;
  left: 1.6rem; top: 50%;
  width: 0.9rem; height: 0.9rem;
  margin-top: -0.45rem;
  border-radius: 2px;
  background: var(--cs-gradient);
  transform: rotate(45deg);
}

/* ------ Languages ------ */
.xp-langs {
  margin: 0; padding: 0;
  list-style: none;
  border-top: 1px solid var(--cs-line);
}
.xp-langs li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem 2rem;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--cs-line);
}
.xp-langs li > span:first-child {
  color: var(--t-bright);
  font: normal 600 2.6rem/1.2 var(--_font-default);
  letter-spacing: -0.04rem;
}
.xp-langs__en {
  color: var(--t-medium);
  font: normal 600 1.2rem/1.4 var(--_font-accent);
  text-transform: uppercase;
}
.xp-lang-points { margin-top: 3rem; }

/* ------ Privacy ------ */
.xp-privacy-list { margin-top: 3rem; }
@media only screen and (min-width: 1200px) { .xp-privacy-copy { padding-right: 2rem; } }

/* ------ Previous project link ------ */
.xp-prev { display: flex; margin-bottom: 4rem; }
.xp-prev__link {
  display: inline-flex;
  flex-direction: column;
  gap: 0.4rem;
  padding-left: 1.8rem;
  border-left: 2px solid transparent;
  border-image: var(--cs-gradient) 1;
}
.xp-prev__label {
  color: var(--t-medium);
  font: normal 600 1.2rem/1.4 var(--_font-accent);
  text-transform: uppercase;
}
.xp-prev__name {
  color: var(--t-bright);
  font: normal 600 2.8rem/1.1 var(--_font-default);
  letter-spacing: -0.06rem;
  transition: color 0.3s ease;
}
.xp-prev__link:hover .xp-prev__name { color: var(--xp-blue); }

/* ------ Reduced motion ------ */
@media (prefers-reduced-motion: reduce) {
  .xp-mm__panel { animation: none; }
}