:root {
  color-scheme: dark;
  --bg: #030811;
  --bg-deep: #02050b;
  --panel: #07121e;
  --panel-soft: rgba(8, 24, 38, .78);
  --ice: #e8f8ff;
  --text: #b7cbd6;
  --muted: #6f8998;
  --line: rgba(113, 175, 201, .18);
  --line-strong: rgba(91, 211, 239, .38);
  --cyan: #21d4ef;
  --cyan-soft: #8cecff;
  --violet: #8977ff;
  --magenta: #c45cff;
  --accent: var(--cyan);
  --accent-rgb: 33, 212, 239;
  --shell: min(100% - 64px, 1240px);
  --radius: 24px;
  --font: Inter, "Segoe UI", Arial, sans-serif;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 15% 20%, rgba(18, 137, 175, .08), transparent 32rem),
    radial-gradient(circle at 88% 55%, rgba(100, 75, 255, .07), transparent 34rem),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}
body[data-profile="cinematic"] { --accent: #b16fff; --accent-rgb: 177, 111, 255; }
body[data-profile="night"] { --accent: #65d8b4; --accent-rgb: 101, 216, 180; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
.shell { width: var(--shell); margin-inline: auto; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--cyan);
  color: #021019;
  transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }
html[data-language="es"] .lang-en,
html[data-language="en"] .lang-es { display: none !important; }

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  border-bottom: 1px solid transparent;
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.site-header.is-scrolled,
.inner-page .site-header {
  border-color: var(--line);
  background: rgba(2, 8, 15, .82);
  backdrop-filter: blur(18px);
}
.header-inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  gap: 34px;
}
.header-brand {
  display: inline-flex;
  width: 178px;
  align-items: center;
  flex: 0 0 auto;
}
.header-brand img { width: 100%; height: auto; }
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-left: auto;
}
.desktop-nav a {
  position: relative;
  color: #9bb0bc;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .035em;
}
.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: -9px;
  left: 0;
  height: 1px;
  background: var(--cyan);
  content: "";
  transform: scaleX(0);
  transition: transform .2s ease;
}
.desktop-nav a:hover { color: var(--ice); }
.desktop-nav a:hover::after { transform: scaleX(1); }
.header-tools { display: flex; align-items: center; gap: 10px; }
.language-toggle,
.menu-toggle,
.compact-cta {
  display: inline-grid;
  min-height: 38px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, .018);
}
.language-toggle {
  min-width: 42px;
  cursor: pointer;
  font: 600 .68rem var(--mono);
}
.language-toggle:hover,
.compact-cta:hover { border-color: var(--line-strong); color: var(--cyan-soft); }
.compact-cta {
  min-width: 104px;
  padding-inline: 16px;
  font-size: .75rem;
  font-weight: 650;
}
.menu-toggle {
  display: none;
  width: 42px;
  gap: 6px;
  cursor: pointer;
}
.menu-toggle > span:not(.sr-only) {
  display: block;
  width: 18px;
  height: 1px;
  background: var(--ice);
  transition: transform .2s ease;
}
.menu-toggle[aria-expanded="true"] > span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] > span:nth-child(2) { transform: translateY(-3.5px) rotate(-45deg); }
.mobile-menu {
  display: none;
  position: absolute;
  top: 72px;
  right: 22px;
  left: 22px;
  max-height: 0;
  overflow: hidden;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 16px;
  background: rgba(3, 11, 20, .98);
  transition: max-height .25s ease, padding .25s ease, border-color .25s ease;
}
.mobile-menu.is-open { max-height: 320px; padding-block: 12px; border-color: var(--line); }
.mobile-menu a { display: block; padding: 13px; color: #b5c9d3; font-size: .88rem; }

.brand-hero {
  position: relative;
  display: grid;
  min-height: clamp(700px, 92svh, 900px);
  overflow: hidden;
  place-items: center;
  isolation: isolate;
}
.hero-background {
  position: absolute;
  z-index: -5;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(2, 7, 14, .25), rgba(2, 7, 14, .42) 55%, var(--bg) 100%),
    linear-gradient(90deg, rgba(2, 8, 16, .35), transparent 36% 64%, rgba(2, 8, 16, .35)),
    url("/assets/images/audimium-world.png") center 58% / cover no-repeat;
  filter: saturate(.9) contrast(1.08);
  transform: scale(1.025);
}
.hero-grid {
  position: absolute;
  z-index: -3;
  right: 0;
  bottom: -12%;
  left: 0;
  height: 54%;
  background-image:
    linear-gradient(rgba(38, 167, 203, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(38, 167, 203, .055) 1px, transparent 1px);
  background-size: 74px 74px;
  mask-image: linear-gradient(to bottom, transparent, black 28%, transparent 95%);
  transform: perspective(600px) rotateX(66deg) scale(1.22);
  transform-origin: bottom;
}
.hero-light {
  position: absolute;
  z-index: -2;
  top: 24%;
  width: 34vw;
  height: 34vw;
  max-width: 580px;
  max-height: 580px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .18;
}
.hero-light-left { left: -15%; background: #008cc4; }
.hero-light-right { right: -15%; background: #704bff; }
.hero-content {
  display: flex;
  min-height: 100%;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  padding: 112px 0 126px;
  text-align: center;
}
.brand-stage {
  position: relative;
  display: grid;
  width: min(720px, 68vw);
  min-height: 245px;
  place-items: center;
  isolation: isolate;
}
.hero-brand-lockup {
  position: relative;
  z-index: 3;
  width: min(640px, 92%);
  filter: brightness(1.04) drop-shadow(0 0 24px rgba(33, 212, 239, .16));
  animation: brand-breathe 5.8s ease-in-out infinite;
}
.brand-orbit {
  position: absolute;
  z-index: 1;
  border: 1px solid rgba(64, 206, 234, .12);
  border-radius: 50%;
  animation: brand-orbit 18s linear infinite;
}
.brand-orbit::before,
.brand-orbit::after {
  position: absolute;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 15px var(--cyan);
  content: "";
}
.brand-orbit::before { top: 12%; left: 18%; }
.brand-orbit::after { right: 12%; bottom: 22%; opacity: .45; }
.brand-orbit-one { width: 76%; aspect-ratio: 2.65; }
.brand-orbit-two {
  width: 96%;
  aspect-ratio: 3.3;
  border-style: dashed;
  opacity: .65;
  animation-direction: reverse;
  animation-duration: 26s;
}
.brand-pulse {
  position: absolute;
  z-index: 0;
  width: 74%;
  height: 58%;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(23, 193, 230, .16), transparent 68%);
  filter: blur(18px);
  animation: brand-pulse 4.8s ease-in-out infinite;
}
.hero-kicker,
.eyebrow {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--cyan);
  font: 600 .67rem var(--mono);
  letter-spacing: .16em;
  text-transform: uppercase;
}
.hero-kicker { margin: 2px 0 20px; }
.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 13px var(--cyan);
}
.brand-hero h1 {
  max-width: 820px;
  margin: 0;
  color: #dcebf2;
  font-size: clamp(3rem, 5.6vw, 5.7rem);
  font-weight: 260;
  letter-spacing: -.06em;
  line-height: .98;
}
h1 em,
h2 em { color: var(--cyan); font-style: normal; }
.hero-summary {
  max-width: 680px;
  margin: 25px 0 0;
  color: #91a9b6;
  font-size: clamp(.96rem, 1.3vw, 1.1rem);
  line-height: 1.75;
}
.hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 13px; margin-top: 34px; }
.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-size: .82rem;
  font-weight: 700;
  transition: transform .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary {
  background: linear-gradient(115deg, var(--cyan-soft), var(--cyan));
  box-shadow: 0 18px 48px rgba(33, 212, 239, .18);
  color: #031019;
}
.button-primary:hover { box-shadow: 0 22px 58px rgba(33, 212, 239, .28); }
.button-secondary {
  border-color: var(--line);
  background: rgba(3, 13, 23, .5);
  color: #bfd3dd;
  backdrop-filter: blur(12px);
}
.button-secondary:hover { border-color: var(--line-strong); color: var(--ice); }
.hero-compatibility {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 9px;
  margin-top: 28px;
}
.hero-compatibility > span {
  display: inline-flex;
  min-height: 27px;
  align-items: center;
  gap: 7px;
  padding: 0 10px;
  border: 1px solid rgba(105, 168, 194, .14);
  border-radius: 7px;
  background: rgba(3, 12, 21, .38);
  color: #698493;
  font: 500 .57rem var(--mono);
}
.hero-compatibility i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #65d8b4;
  box-shadow: 0 0 8px #65d8b4;
}
.scroll-cue {
  position: absolute;
  bottom: 30px;
  left: 50%;
  display: grid;
  width: 30px;
  height: 50px;
  place-items: start center;
  border: 1px solid rgba(108, 172, 198, .22);
  border-radius: 20px;
  transform: translateX(-50%);
}
.scroll-cue span {
  width: 3px;
  height: 8px;
  margin-top: 10px;
  border-radius: 4px;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: scroll-cue 2s ease-in-out infinite;
}

.control-section { padding-block: 128px 150px; }
.section-intro { max-width: 760px; margin-bottom: 54px; }
.eyebrow { margin: 0 0 18px; }
.section-intro h2,
.privacy-content h2 {
  margin: 0;
  color: #d7e7ef;
  font-size: clamp(2.7rem, 5vw, 5.1rem);
  font-weight: 270;
  letter-spacing: -.055em;
  line-height: .98;
}
.section-intro > p:last-child {
  max-width: 650px;
  margin: 25px 0 0;
  color: #829aa7;
  line-height: 1.75;
}
.arena-console {
  display: grid;
  min-height: 620px;
  grid-template-columns: minmax(0, 1.1fr) minmax(400px, .9fr);
  overflow: hidden;
  border: 1px solid rgba(99, 177, 207, .2);
  border-radius: 28px;
  background: #06101b;
  box-shadow: 0 46px 110px rgba(0, 0, 0, .42);
}
.console-visual {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 42%, rgba(var(--accent-rgb), .13), transparent 38%),
    linear-gradient(rgba(50, 142, 176, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(50, 142, 176, .045) 1px, transparent 1px),
    linear-gradient(155deg, #071a29, #030912 72%);
  background-size: auto, 48px 48px, 48px 48px, auto;
  transition: background .3s ease;
}
.spatial-horizon {
  position: absolute;
  right: -10%;
  bottom: -30%;
  left: -10%;
  height: 72%;
  border: 1px solid rgba(var(--accent-rgb), .11);
  border-radius: 50%;
  background:
    repeating-radial-gradient(ellipse at center, transparent 0 11%, rgba(var(--accent-rgb), .08) 11.3% 11.6%, transparent 12% 22%),
    repeating-linear-gradient(90deg, transparent 0 9.8%, rgba(var(--accent-rgb), .07) 10%, transparent 10.2% 20%);
  transform: perspective(520px) rotateX(64deg);
}
.radar-plane {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(68%, 450px);
  aspect-ratio: 1;
  border: 1px solid rgba(var(--accent-rgb), .18);
  border-radius: 50%;
  transform: translate(-50%, -53%);
}
.radar-circle {
  position: absolute;
  border: 1px solid rgba(var(--accent-rgb), .14);
  border-radius: 50%;
}
.radar-circle-one { inset: 18%; }
.radar-circle-two { inset: 36%; }
.radar-axis { position: absolute; background: rgba(var(--accent-rgb), .11); }
.radar-axis-x { top: 50%; right: -9%; left: -9%; height: 1px; }
.radar-axis-y { top: -9%; bottom: -9%; left: 50%; width: 1px; }
.radar-sweep {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(from 0deg, transparent 0 74%, rgba(var(--accent-rgb), .03) 84%, rgba(var(--accent-rgb), .18) 99%, transparent);
  animation: radar-sweep 7s linear infinite;
}
.radar-contact {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 14px var(--accent);
  transition: background .25s ease, box-shadow .25s ease;
}
.radar-contact::after {
  position: absolute;
  inset: -9px;
  border: 1px solid rgba(var(--accent-rgb), .35);
  border-radius: 50%;
  content: "";
  animation: contact-ping 2.4s ease-out infinite;
}
.radar-contact-primary { top: 23%; right: 17%; }
.radar-contact-secondary { bottom: 25%; left: 20%; opacity: .46; }
.radar-label {
  position: absolute;
  color: #4c6877;
  font: 500 .5rem var(--mono);
  letter-spacing: .12em;
}
.radar-front { top: -28px; left: 50%; transform: translateX(-50%); }
.radar-right { top: 50%; right: -48px; transform: translateY(-50%); }
.radar-rear { bottom: -28px; left: 50%; transform: translateX(-50%); }
.radar-left { top: 50%; left: -42px; transform: translateY(-50%); }
.listener {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 92px;
  aspect-ratio: 1;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(var(--accent-rgb), .48);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--accent-rgb), .13), #06111d 68%);
  box-shadow: 0 0 0 11px rgba(var(--accent-rgb), .03), 0 0 40px rgba(var(--accent-rgb), .12);
  transform: translate(-50%, -50%);
}
.listener img {
  width: 68%;
  filter: brightness(1.05) saturate(.96) drop-shadow(0 0 8px rgba(var(--accent-rgb), .3));
}
.visual-direction {
  position: absolute;
  right: 24px;
  bottom: 24px;
  display: grid;
  gap: 5px;
  min-width: 170px;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(2, 10, 18, .72);
  backdrop-filter: blur(12px);
}
.visual-direction small { color: #4e6a79; font: 500 .5rem var(--mono); letter-spacing: .12em; }
.visual-direction strong { color: var(--accent); font: 600 .7rem var(--mono); transition: color .25s ease; }
.console-controls {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 32px;
  background: linear-gradient(155deg, rgba(10, 31, 46, .76), rgba(3, 10, 18, .96));
}
.console-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.console-heading > div { display: grid; gap: 5px; }
.console-heading small { color: #567382; font: 600 .52rem var(--mono); letter-spacing: .14em; }
.console-heading strong { color: #c5d8e1; font-size: 1rem; font-weight: 600; }
.console-state {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #7d96a3;
  font: 600 .55rem var(--mono);
  letter-spacing: .1em;
}
.console-state i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #6c8290;
  box-shadow: 0 0 0 4px rgba(108, 130, 144, .08);
  transition: background .25s ease, box-shadow .25s ease;
}
.arena-console.is-powered .console-state { color: var(--accent); }
.arena-console.is-powered .console-state i { background: var(--accent); box-shadow: 0 0 12px var(--accent), 0 0 0 4px rgba(var(--accent-rgb), .08); }
.profile-selector { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-top: 32px; }
.profile-button {
  display: grid;
  min-width: 0;
  min-height: 70px;
  place-content: center;
  gap: 5px;
  border: 1px solid rgba(105, 172, 198, .16);
  border-radius: 12px;
  background: rgba(255, 255, 255, .018);
  color: #78909d;
  cursor: pointer;
  text-align: center;
  transition: border-color .2s ease, background .2s ease, color .2s ease, transform .2s ease;
}
.profile-button:hover { transform: translateY(-2px); border-color: rgba(var(--accent-rgb), .36); color: #b9ced8; }
.profile-button.is-active {
  border-color: rgba(var(--accent-rgb), .52);
  background: rgba(var(--accent-rgb), .08);
  box-shadow: inset 0 -2px rgba(var(--accent-rgb), .22);
  color: var(--accent);
}
.profile-button span { overflow: hidden; font: 650 .62rem var(--mono); text-overflow: ellipsis; }
.profile-button small { color: #526f7e; font: 500 .5rem var(--mono); }
.power-control {
  display: grid;
  min-height: 96px;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 17px;
  margin-top: 22px;
  padding: 16px 18px;
  border: 1px solid rgba(105, 172, 198, .19);
  border-radius: 16px;
  background: rgba(4, 14, 23, .62);
  cursor: pointer;
  text-align: left;
  transition: border-color .25s ease, background .25s ease, transform .2s ease;
}
.power-control:hover { transform: translateY(-2px); border-color: rgba(var(--accent-rgb), .42); }
.power-icon {
  position: relative;
  display: grid;
  width: 54px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(121, 163, 180, .28);
  border-radius: 50%;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.power-icon::before {
  width: 19px;
  height: 19px;
  border: 2px solid #6f8996;
  border-top-color: transparent;
  border-radius: 50%;
  content: "";
  transition: border-color .25s ease;
}
.power-icon i {
  position: absolute;
  top: 13px;
  width: 2px;
  height: 15px;
  border-radius: 2px;
  background: #6f8996;
  transition: background .25s ease;
}
.power-copy { display: grid; gap: 6px; }
.power-copy small { color: #4f6d7c; font: 600 .49rem var(--mono); letter-spacing: .13em; }
.power-copy strong { color: #819aa6; font: 650 .72rem var(--mono); letter-spacing: .1em; transition: color .25s ease; }
.power-indicator {
  width: 9px;
  height: 9px;
  border: 1px solid #637b88;
  border-radius: 50%;
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.power-control.is-active { border-color: rgba(var(--accent-rgb), .52); background: rgba(var(--accent-rgb), .055); }
.power-control.is-active .power-icon { border-color: var(--accent); box-shadow: 0 0 24px rgba(var(--accent-rgb), .13); }
.power-control.is-active .power-icon::before { border-right-color: var(--accent); border-bottom-color: var(--accent); border-left-color: var(--accent); }
.power-control.is-active .power-icon i,
.power-control.is-active .power-indicator { background: var(--accent); }
.power-control.is-active .power-indicator { border-color: var(--accent); box-shadow: 0 0 12px var(--accent); }
.power-control.is-active .power-copy strong { color: var(--accent); }
.console-readouts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 9px; margin-top: 22px; }
.console-readouts > div {
  min-width: 0;
  padding: 13px 14px;
  border: 1px solid rgba(105, 172, 198, .13);
  border-radius: 10px;
  background: rgba(2, 10, 18, .5);
}
.console-readouts small { display: block; color: #496777; font: 600 .46rem var(--mono); letter-spacing: .12em; }
.console-readouts strong {
  display: block;
  overflow: hidden;
  margin-top: 6px;
  color: #8fa7b3;
  font: 600 .58rem var(--mono);
  text-overflow: ellipsis;
  white-space: nowrap;
}
.console-note { margin: auto 0 0; padding-top: 24px; color: #506b79; font-size: .68rem; line-height: 1.6; }

.technology-section {
  padding-block: 140px;
  border-block: 1px solid rgba(99, 172, 199, .12);
  background:
    linear-gradient(rgba(39, 126, 159, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(39, 126, 159, .035) 1px, transparent 1px),
    rgba(5, 15, 26, .48);
  background-size: 64px 64px;
}
.section-intro-wide {
  display: grid;
  max-width: none;
  grid-template-columns: 1fr .72fr;
  align-items: end;
  gap: 70px;
}
.section-intro-wide > p { margin-bottom: 5px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  padding: 31px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(150deg, rgba(12, 38, 55, .65), rgba(4, 13, 23, .86));
  transition: transform .25s ease, border-color .25s ease;
}
.feature-card:hover { transform: translateY(-5px); border-color: rgba(33, 212, 239, .36); }
.feature-index { color: #466474; font: 500 .58rem var(--mono); }
.feature-symbol { position: relative; width: 68px; height: 68px; margin: 50px 0 34px; }
.symbol-radar { border: 1px solid rgba(33, 212, 239, .24); border-radius: 50%; }
.symbol-radar::before,
.symbol-radar::after { position: absolute; background: rgba(33, 212, 239, .18); content: ""; }
.symbol-radar::before { top: 50%; right: -8px; left: -8px; height: 1px; }
.symbol-radar::after { top: -8px; bottom: -8px; left: 50%; width: 1px; }
.symbol-radar i { position: absolute; top: 18px; right: 14px; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
.symbol-eq { display: flex; align-items: end; gap: 6px; padding: 10px; }
.symbol-eq i { width: 6px; border-radius: 4px; background: linear-gradient(to top, #126d8b, var(--cyan)); }
.symbol-eq i:nth-child(1) { height: 45%; }
.symbol-eq i:nth-child(2) { height: 78%; }
.symbol-eq i:nth-child(3) { height: 58%; }
.symbol-eq i:nth-child(4) { height: 90%; }
.symbol-eq i:nth-child(5) { height: 66%; }
.symbol-overlay { border: 1px solid rgba(33, 212, 239, .26); border-radius: 12px; }
.symbol-overlay::before { position: absolute; inset: 9px; border: 1px solid rgba(33, 212, 239, .16); border-radius: 7px; content: ""; }
.symbol-overlay i { position: absolute; right: 13px; bottom: 13px; width: 20px; height: 3px; border-radius: 3px; background: var(--cyan); box-shadow: 0 0 9px var(--cyan); }
.feature-card h3 { margin: 0; color: #c9dce5; font-size: 1.26rem; font-weight: 600; }
.feature-card p { margin: 16px 0 0; color: #718b99; font-size: .86rem; line-height: 1.7; }

.family-section { padding-block: 145px; }
.product-gateway {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 68px;
}
.product-entry {
  position: relative;
  display: flex;
  min-height: 330px;
  overflow: hidden;
  flex-direction: column;
  justify-content: space-between;
  padding: 26px;
  border: 1px solid rgba(121, 174, 196, .18);
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(9, 23, 36, .93), rgba(3, 9, 17, .98));
  color: var(--ice);
  box-shadow: 0 24px 70px rgba(0, 0, 0, .22);
  isolation: isolate;
  transition: transform .28s ease, border-color .28s ease, box-shadow .28s ease;
}
.product-entry::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  background: radial-gradient(circle at 74% 40%, rgba(33, 212, 239, .12), transparent 46%);
  content: "";
  opacity: .7;
  transition: opacity .28s ease;
}
.product-entry:hover {
  transform: translateY(-6px);
  border-color: rgba(33, 212, 239, .42);
  box-shadow: 0 34px 90px rgba(0, 0, 0, .34), 0 0 42px rgba(33, 212, 239, .06);
}
.product-entry:hover::before { opacity: 1; }
.product-entry-top { display: flex; align-items: center; justify-content: space-between; }
.product-entry-top small { color: #587586; font: 500 .58rem var(--mono); letter-spacing: .16em; }
.product-entry-top i { color: #688695; font-style: normal; transition: color .2s ease, transform .2s ease; }
.product-entry:hover .product-entry-top i { color: var(--cyan); transform: translate(2px, -2px); }
.product-entry-icon {
  position: relative;
  display: grid;
  width: 112px;
  height: 112px;
  place-items: center;
  align-self: center;
}
.product-entry-icon img { width: 90px; filter: drop-shadow(0 15px 30px rgba(0, 0, 0, .34)); }
.product-game-mark {
  position: absolute;
  right: -7px;
  bottom: 2px;
  width: 48px;
  height: 25px;
  border: 1px solid rgba(33, 212, 239, .34);
  border-radius: 9px 9px 13px 13px;
  background: rgba(2, 9, 17, .92);
  box-shadow: 0 8px 18px rgba(0, 0, 0, .32), 0 0 16px rgba(33, 212, 239, .06);
}
.product-game-mark b::before,.product-game-mark b::after { position: absolute; top: 11px; left: 9px; background: #75a6b8; content: ""; }
.product-game-mark b::before { width: 11px; height: 2px; }.product-game-mark b::after { width: 2px; height: 11px; transform: translate(4.5px, -4.5px); }
.product-game-mark i { position: absolute; top: 10px; width: 4px; height: 4px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 7px rgba(33, 212, 239, .5); }
.product-game-mark i:nth-of-type(1) { right: 13px; }.product-game-mark i:nth-of-type(2) { right: 7px; top: 7px; }
.product-hifi-mark {
  position: absolute;
  right: -3px;
  bottom: 2px;
  padding: 3px 6px;
  border: 1px solid rgba(92, 255, 181, .3);
  border-radius: 6px;
  background: rgba(2, 9, 17, .92);
  color: #b9ffe0;
  font: 600 .5rem var(--mono);
  font-style: normal;
  letter-spacing: .08em;
  box-shadow: 0 8px 18px rgba(0, 0, 0, .3);
}
.product-entry-cinema::before {
  background: radial-gradient(circle at 70% 38%, rgba(143, 115, 255, .16), transparent 48%), radial-gradient(circle at 34% 68%, rgba(33, 212, 239, .09), transparent 42%);
}
.product-film-mark {
  position: absolute;
  right: -8px;
  bottom: 1px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  width: 50px;
  height: 25px;
  padding: 5px 4px;
  border: 1px solid rgba(143, 115, 255, .4);
  border-radius: 5px;
  background: rgba(2, 7, 15, .94);
  box-shadow: 0 8px 18px rgba(0, 0, 0, .34), 0 0 15px rgba(143, 115, 255, .1);
}
.product-film-mark::before,
.product-film-mark::after {
  position: absolute;
  right: 3px;
  left: 3px;
  height: 2px;
  background: repeating-linear-gradient(90deg, rgba(208, 238, 249, .68) 0 3px, transparent 3px 6px);
  content: "";
  opacity: .52;
}
.product-film-mark::before { top: 1px; }
.product-film-mark::after { bottom: 1px; }
.product-film-mark i { border-radius: 1px; background: linear-gradient(145deg, #1c516b, #8169bd); opacity: .82; }
.product-entry-copy { display: grid; gap: 8px; }
.product-entry-copy strong { color: #dcecf3; font-size: 1.16rem; font-weight: 560; letter-spacing: -.01em; }
.product-entry-copy small { color: #698594; font-size: .72rem; }
.product-list-future { margin-top: 48px; }
.product-list { border-top: 1px solid var(--line); }
.product-row {
  display: grid;
  min-height: 100px;
  grid-template-columns: 48px 64px 1fr auto 28px;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--line);
  color: #78919f;
  transition: color .2s ease, background .2s ease, padding .2s ease;
}
.product-row-active:hover { padding-inline: 14px; background: rgba(33, 212, 239, .035); color: var(--ice); }
.product-number { color: #496776; font: 500 .55rem var(--mono); }
.product-letter {
  display: grid;
  width: 42px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: #9fb4bf;
  font: 300 1.2rem var(--mono);
}
.product-row-active .product-letter { border-color: rgba(33, 212, 239, .4); color: var(--cyan); }
.product-row > span:nth-child(3) { display: grid; gap: 6px; }
.product-row strong { color: #b8ccd6; font-size: 1rem; }
.product-row small { color: #597685; font-size: .75rem; }
.product-status { display: inline-flex; align-items: center; gap: 8px; font: 500 .56rem var(--mono); letter-spacing: .05em; text-transform: uppercase; }
.product-status i { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }

.privacy-strip {
  padding-block: 100px;
  border-block: 1px solid rgba(99, 172, 199, .14);
  background: linear-gradient(115deg, rgba(10, 39, 57, .72), rgba(4, 13, 22, .94));
}
.privacy-content {
  display: grid;
  grid-template-columns: 100px 1fr auto;
  align-items: center;
  gap: 40px;
}
.privacy-mark {
  display: grid;
  width: 92px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(33, 212, 239, .28);
  border-radius: 50%;
  box-shadow: inset 0 0 30px rgba(33, 212, 239, .04);
}
.privacy-mark::before { width: 24px; height: 31px; border: 1px solid var(--cyan); border-radius: 14px 14px 9px 9px; content: ""; }
.privacy-mark span { position: absolute; width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 9px var(--cyan); }
.privacy-content h2 { font-size: clamp(2.5rem, 4.3vw, 4.5rem); }
.privacy-content p:last-child { max-width: 660px; margin: 20px 0 0; color: #8098a5; line-height: 1.7; }
.privacy-content .button { white-space: nowrap; }

.closing-section {
  display: flex;
  min-height: 560px;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}
.closing-section img { width: min(520px, 72vw); animation: brand-breathe 6s ease-in-out infinite; }
.closing-section p { margin: 24px 0 30px; color: #718b99; }

.site-footer { padding-block: 66px 24px; border-top: 1px solid var(--line); background: var(--bg-deep); }
.footer-main { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; padding-bottom: 60px; }
.footer-brand img { width: 178px; }
.footer-brand p { margin: 18px 0 0; color: #4d6877; font: 500 .62rem var(--mono); }
.footer-main > div:not(.footer-brand) { display: flex; align-items: flex-start; flex-direction: column; gap: 12px; }
.footer-main strong { margin-bottom: 5px; color: #9eb4bf; font-size: .75rem; }
.footer-main a { color: #607b89; font-size: .74rem; }
.footer-main a:hover { color: var(--cyan); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 24px; border-top: 1px solid rgba(105, 172, 198, .11); color: #455f6d; font: 500 .58rem var(--mono); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@keyframes brand-breathe {
  0%, 100% { filter: brightness(1) drop-shadow(0 0 15px rgba(33, 212, 239, .09)); transform: translateY(0) scale(1); }
  50% { filter: brightness(1.1) drop-shadow(0 0 30px rgba(33, 212, 239, .24)); transform: translateY(-4px) scale(1.012); }
}
@keyframes brand-pulse { 0%, 100% { opacity: .55; transform: scale(.92); } 50% { opacity: 1; transform: scale(1.08); } }
@keyframes brand-orbit { to { transform: rotate(1turn); } }
@keyframes scroll-cue { 0%, 100% { opacity: .35; transform: translateY(0); } 50% { opacity: 1; transform: translateY(16px); } }
@keyframes radar-sweep { to { transform: rotate(1turn); } }
@keyframes contact-ping { from { opacity: .8; transform: scale(.25); } to { opacity: 0; transform: scale(1.35); } }

/* Inner pages */
.inner-page main { min-height: 70vh; }
.inner-hero {
  position: relative;
  display: grid;
  min-height: 720px;
  overflow: hidden;
  align-items: center;
  padding: 130px 0 90px;
  isolation: isolate;
}
.inner-hero::before {
  position: absolute;
  z-index: -3;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2, 8, 15, .92), rgba(2, 8, 15, .48) 58%, rgba(2, 8, 15, .82)),
    linear-gradient(to bottom, transparent 70%, var(--bg)),
    url("/assets/images/audimium-world.png") center / cover no-repeat;
  content: "";
  filter: saturate(.82);
}
.inner-hero-grid { display: grid; grid-template-columns: 1fr .8fr; align-items: center; gap: 8%; }
.inner-hero-copy .eyebrow { margin-bottom: 22px; }
.inner-hero h1 {
  margin: 0;
  color: #dcebf2;
  font-size: clamp(3.6rem, 7vw, 7.2rem);
  font-weight: 250;
  letter-spacing: -.065em;
  line-height: .92;
}
.inner-hero-copy > p:last-of-type { max-width: 650px; margin: 30px 0 0; color: #91a8b4; font-size: 1rem; line-height: 1.8; }
.inner-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.inner-product-mark { position: relative; display: grid; place-items: center; }
.inner-product-mark img { width: min(430px, 82%); filter: drop-shadow(0 0 50px rgba(33, 212, 239, .13)); animation: brand-breathe 6s ease-in-out infinite; }
.inner-product-ring { position: absolute; width: 82%; aspect-ratio: 1; border: 1px solid rgba(33, 212, 239, .14); border-radius: 50%; animation: brand-orbit 22s linear infinite; }
.content-section { padding-block: 130px; }
.content-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 8%; }
.content-aside { position: sticky; top: 110px; align-self: start; }
.content-aside h2 { margin: 0; color: #d3e4ec; font-size: clamp(2.4rem, 4vw, 4rem); font-weight: 280; letter-spacing: -.05em; line-height: 1; }
.content-aside p { color: #75909d; line-height: 1.7; }
.content-stack { display: grid; gap: 14px; }
.content-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(11, 35, 51, .6), rgba(4, 13, 22, .84));
}
.content-card h3 { margin: 0; color: #c6d9e2; font-size: 1.08rem; }
.content-card p { margin: 12px 0 0; color: #718b99; font-size: .86rem; line-height: 1.7; }
.mode-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.mode-card { min-height: 250px; padding: 27px; border: 1px solid var(--line); border-radius: 18px; background: rgba(7, 21, 33, .72); }
.mode-card span { color: var(--cyan); font: 600 .58rem var(--mono); }
.mode-card h3 { margin: 52px 0 14px; color: #c8dae3; font-size: 1.2rem; }
.mode-card p { margin: 0; color: #6e8997; font-size: .83rem; line-height: 1.7; }
.spec-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 38px; }
.spec-list > div { padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: rgba(3, 12, 20, .5); }
.spec-list small { display: block; color: #4f6c7b; font: 600 .5rem var(--mono); letter-spacing: .12em; }
.spec-list strong { display: block; margin-top: 7px; color: #a8bec9; font-size: .78rem; }
.support-list { display: grid; gap: 12px; margin-top: 38px; counter-reset: support; }
.support-step { display: grid; grid-template-columns: 48px 1fr; gap: 17px; padding: 22px; border: 1px solid var(--line); border-radius: 15px; background: rgba(6, 20, 31, .65); counter-increment: support; }
.support-step::before { display: grid; width: 42px; aspect-ratio: 1; place-items: center; border: 1px solid rgba(33, 212, 239, .28); border-radius: 11px; color: var(--cyan); content: counter(support, decimal-leading-zero); font: 600 .58rem var(--mono); }
.support-step h3 { margin: 2px 0 8px; color: #bed2dc; font-size: .98rem; }
.support-step p { margin: 0; color: #6e8997; font-size: .84rem; line-height: 1.7; }
.legal-copy { max-width: 860px; }
.legal-copy h2 { margin: 70px 0 20px; color: #c9dbe4; font-size: 1.8rem; font-weight: 400; }
.legal-copy h2:first-child { margin-top: 0; }
.legal-copy p,
.legal-copy li { color: #78919f; line-height: 1.8; }
.legal-copy strong { color: #acc2cc; }
.support-note {
  max-width: 760px;
  margin: 28px 0 0;
  color: #708a98;
  font-size: .84rem;
  line-height: 1.75;
}
.inner-hero-compact { min-height: 650px; }
.support-hero-graphic {
  position: relative;
  display: grid;
  width: min(430px, 82%);
  aspect-ratio: 1;
  place-items: center;
  justify-self: center;
}
.support-hero-graphic::before,
.support-hero-graphic::after,
.support-hero-graphic span {
  position: absolute;
  border: 1px solid rgba(33, 212, 239, .18);
  border-radius: 50%;
  content: "";
}
.support-hero-graphic::before { width: 100%; height: 100%; animation: brand-orbit 28s linear infinite; }
.support-hero-graphic::after { width: 68%; height: 68%; animation: brand-orbit 20s linear infinite reverse; }
.support-hero-graphic span:nth-child(1) { width: 38%; height: 38%; border-color: rgba(33, 212, 239, .38); box-shadow: 0 0 50px rgba(33, 212, 239, .08); }
.support-hero-graphic span:nth-child(2) { width: 12px; height: 12px; background: var(--cyan); box-shadow: 0 0 22px var(--cyan); transform: translate(138px, -45px); }
.support-hero-graphic span:nth-child(3) { width: 7px; height: 7px; border: 0; background: var(--violet); box-shadow: 0 0 18px var(--violet); transform: translate(-94px, 102px); }
.shortcut-panel {
  display: flex;
  min-height: 160px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-top: 55px;
  padding: 32px 40px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(120deg, rgba(10, 38, 55, .72), rgba(4, 13, 22, .88));
}
.shortcut-panel > span { display: flex; align-items: center; gap: 10px; }
.shortcut-panel kbd {
  display: grid;
  min-width: 60px;
  min-height: 54px;
  place-items: center;
  padding: 8px 14px;
  border: 1px solid rgba(33, 212, 239, .28);
  border-bottom-color: rgba(33, 212, 239, .5);
  border-radius: 12px;
  background: rgba(2, 9, 16, .74);
  box-shadow: inset 0 -3px 0 rgba(33, 212, 239, .08);
  color: #c4dce6;
  font: 600 .74rem var(--mono);
}
.shortcut-panel b { color: #466776; font: 400 1rem var(--mono); }
.shortcut-panel strong { color: #9db5c0; font-size: .82rem; font-weight: 500; text-align: right; }
.privacy-hero-mark {
  position: relative;
  display: grid;
  width: min(360px, 76%);
  aspect-ratio: 1;
  place-items: center;
  justify-self: center;
  border: 1px solid rgba(33, 212, 239, .18);
  border-radius: 50%;
  box-shadow: inset 0 0 80px rgba(33, 212, 239, .035), 0 0 70px rgba(33, 212, 239, .04);
  animation: brand-breathe 6s ease-in-out infinite;
}
.privacy-hero-mark::before {
  width: 82px;
  height: 102px;
  border: 2px solid var(--cyan);
  border-radius: 42px 42px 28px 28px;
  content: "";
  filter: drop-shadow(0 0 14px rgba(33, 212, 239, .44));
}
.privacy-hero-mark span { position: absolute; width: 18px; height: 18px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 20px var(--cyan); }
.legal-date { margin-top: 70px; padding-top: 24px; border-top: 1px solid var(--line); font-size: .78rem; }
.error-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  background:
    linear-gradient(rgba(2, 8, 15, .72), rgba(2, 8, 15, .94)),
    url("/assets/images/audimium-world.png") center / cover no-repeat;
}
.error-stage { width: min(100% - 32px, 720px); text-align: center; }
.error-stage img { width: min(420px, 75vw); margin-bottom: 58px; animation: brand-breathe 6s ease-in-out infinite; }
.error-stage h1 { margin: 20px 0 16px; color: #d5e7ee; font-size: clamp(2.5rem, 7vw, 5.5rem); font-weight: 260; letter-spacing: -.055em; }
.error-stage > p:not(.eyebrow) { margin: 0 0 32px; color: #75909d; }

@media (max-width: 980px) {
  :root { --shell: min(100% - 42px, 900px); }
  .desktop-nav,
  .compact-cta { display: none; }
  .menu-toggle,
  .mobile-menu { display: grid; }
  .brand-stage { width: min(760px, 86vw); }
  .arena-console { grid-template-columns: 1fr; }
  .console-visual { min-height: 560px; border-right: 0; border-bottom: 1px solid var(--line); }
  .console-controls { min-height: 560px; }
  .section-intro-wide { grid-template-columns: 1fr; gap: 24px; }
  .feature-grid,
  .mode-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 300px; }
  .privacy-content { grid-template-columns: 90px 1fr; }
  .privacy-content .button { grid-column: 2; justify-self: start; }
  .inner-hero-grid { grid-template-columns: 1fr; }
  .inner-product-mark { width: min(560px, 100%); margin: 60px auto 0; }
  .content-grid { grid-template-columns: 1fr; gap: 44px; }
  .content-aside { position: static; }
  .shortcut-panel { align-items: flex-start; flex-direction: column; }
  .shortcut-panel strong { text-align: left; }
}

@media (max-width: 660px) {
  :root { --shell: min(100% - 30px, 620px); }
  .header-inner { min-height: 66px; }
  .header-brand { width: 146px; }
  .mobile-menu { top: 66px; right: 15px; left: 15px; }
  .brand-hero { min-height: 760px; }
  .hero-content { padding-block: 102px 118px; }
  .brand-stage { width: 100%; min-height: 185px; }
  .hero-brand-lockup { width: 94%; }
  .brand-orbit-one { width: 88%; }
  .brand-orbit-two { width: 108%; }
  .brand-hero h1 { font-size: clamp(2.85rem, 15vw, 4.2rem); }
  .hero-summary { font-size: .9rem; }
  .hero-actions { width: 100%; }
  .hero-actions .button { width: 100%; }
  .scroll-cue { display: none; }
  .control-section,
  .technology-section,
  .family-section,
  .content-section { padding-block: 92px; }
  .section-intro h2,
  .privacy-content h2 { font-size: clamp(2.5rem, 13vw, 3.8rem); }
  .arena-console { border-radius: 20px; }
  .console-visual { min-height: 440px; }
  .radar-plane { width: 68%; }
  .listener { width: 72px; }
  .visual-direction { right: 16px; bottom: 16px; }
  .console-controls { min-height: 0; padding: 22px 18px; }
  .console-heading { align-items: flex-start; }
  .profile-selector { grid-template-columns: 1fr; }
  .profile-button { min-height: 58px; }
  .power-control { min-height: 88px; }
  .console-readouts { grid-template-columns: 1fr; }
  .product-row { grid-template-columns: 34px 46px 1fr 18px; gap: 12px; padding-block: 18px; }
  .product-row .product-status { display: none; }
  .product-letter { width: 38px; }
  .privacy-content { grid-template-columns: 1fr; gap: 26px; }
  .privacy-content .button { grid-column: auto; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 36px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
  .inner-hero { min-height: auto; padding-block: 125px 80px; }
  .inner-hero h1 { font-size: clamp(3.2rem, 16vw, 5rem); }
  .inner-product-mark { margin-top: 46px; }
  .spec-list { grid-template-columns: 1fr; }
  .support-hero-graphic,
  .privacy-hero-mark { width: min(290px, 78vw); margin-top: 54px; }
  .shortcut-panel { padding: 24px 18px; }
  .shortcut-panel > span { width: 100%; gap: 6px; }
  .shortcut-panel kbd { min-width: 0; min-height: 48px; flex: 1; padding-inline: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* Audimium HiFi */
.hifi-page{--hifi-green:#5cffb5;--hifi-cyan:#21d8ef;--hifi-violet:#8f73ff}.hifi-hero{position:relative;min-height:900px;overflow:hidden;display:grid;align-items:center;border-bottom:1px solid var(--line);background:radial-gradient(circle at 74% 46%,rgba(33,216,239,.12),transparent 32%),radial-gradient(circle at 82% 38%,rgba(143,115,255,.08),transparent 27%),#030811}.hifi-aurora{position:absolute;inset:0;opacity:.36;background-image:linear-gradient(rgba(33,216,239,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(33,216,239,.055) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(to bottom,transparent,#000 20%,#000 82%,transparent)}.hifi-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,.9fr) minmax(420px,1.1fr);gap:70px;align-items:center;padding-block:150px 110px}.hifi-hero-copy h1{margin:26px 0;font-size:clamp(4.4rem,8vw,8.4rem);line-height:.86;letter-spacing:-.065em}.hifi-hero-copy h1 em{color:var(--hifi-cyan);font-style:normal}.hifi-hero-copy>p:not(.eyebrow){max-width:650px;color:var(--muted);font-size:1.08rem;line-height:1.8}.hifi-dev-badge{display:inline-flex;margin-left:14px;padding:6px 10px;border:1px solid rgba(92,255,181,.32);border-radius:999px;color:var(--hifi-green);font-size:.62rem;letter-spacing:.16em;vertical-align:middle}.hifi-proof{display:flex;gap:42px;margin-top:50px;padding-top:26px;border-top:1px solid var(--line)}.hifi-proof span{display:grid;gap:5px}.hifi-proof strong{color:#f4fbff;font-size:1.35rem}.hifi-proof small{color:var(--muted);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase}.hifi-signal-art{position:relative;width:min(650px,100%);aspect-ratio:1;justify-self:end;border:1px solid rgba(33,216,239,.13);border-radius:50%;background:radial-gradient(circle,rgba(33,216,239,.12),transparent 63%);box-shadow:inset 0 0 90px rgba(33,216,239,.05),0 0 100px rgba(33,216,239,.06)}.hifi-signal-art:before,.hifi-signal-art:after{content:"";position:absolute;inset:13%;border:1px solid rgba(33,216,239,.14);border-radius:50%}.hifi-signal-art:after{inset:28%;border-color:rgba(143,115,255,.2)}.hifi-signal-art span{position:absolute;left:9%;right:9%;top:50%;height:2px;background:linear-gradient(90deg,transparent,var(--hifi-cyan),var(--hifi-green),var(--hifi-violet),transparent);transform:translateY(-50%) rotate(var(--r));filter:drop-shadow(0 0 9px var(--hifi-cyan));animation:hifi-wave 5s ease-in-out infinite alternate}.hifi-signal-art span:nth-child(1){--r:0deg}.hifi-signal-art span:nth-child(2){--r:32deg;animation-delay:-.8s}.hifi-signal-art span:nth-child(3){--r:90deg;animation-delay:-1.7s}.hifi-signal-art span:nth-child(4){--r:148deg;animation-delay:-2.5s}.hifi-signal-art i{position:absolute;inset:45%;border-radius:50%;background:#eaffff;box-shadow:0 0 20px var(--hifi-cyan),0 0 70px var(--hifi-cyan)}@keyframes hifi-wave{to{opacity:.35;transform:translateY(-50%) rotate(var(--r)) scaleX(.78)}}
.hifi-interface-section{padding-block:130px}.hifi-product-shot{margin:70px 0 0;overflow:hidden;border:1px solid rgba(145,192,212,.22);border-radius:28px;background:#050a12;box-shadow:0 45px 100px rgba(0,0,0,.45),0 0 80px rgba(33,216,239,.06)}.hifi-product-shot img{display:block;width:100%;height:auto}.hifi-window-bar{min-height:46px;display:flex;align-items:center;gap:12px;padding:0 18px;border-bottom:1px solid var(--line);color:#d8edf5;font-size:.75rem;letter-spacing:.1em}.hifi-window-bar i{width:8px;height:8px;border-radius:50%;background:var(--hifi-green);box-shadow:0 0 10px var(--hifi-green)}.hifi-window-bar small{margin-left:auto;color:var(--muted)}.hifi-product-shot figcaption{padding:14px 20px;color:var(--muted);font-size:.75rem;text-align:right}.hifi-feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:70px}.hifi-feature-card{min-height:350px;padding:36px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(145deg,rgba(10,23,36,.86),rgba(4,10,18,.92))}.hifi-feature-card>span{color:var(--hifi-cyan);font-size:.68rem;letter-spacing:.18em}.hifi-feature-card h3{margin:34px 0 14px;font-size:1.75rem}.hifi-feature-card p{max-width:540px;color:var(--muted);line-height:1.75}.mini-eq,.mini-spectrum,.mini-meter,.mini-profiles{height:94px;margin-top:34px;display:flex;align-items:end;gap:9px}.mini-eq i{flex:1;height:var(--h,60%);border-radius:3px;background:linear-gradient(to top,rgba(33,216,239,.15),var(--hifi-cyan))}.mini-eq i:nth-child(2n){--h:78%}.mini-eq i:nth-child(3n){--h:42%}.mini-eq i:nth-child(5n){--h:88%}.mini-spectrum{align-items:center}.mini-spectrum b{flex:1;height:3px;background:linear-gradient(90deg,transparent,var(--hifi-green),var(--hifi-cyan),transparent);box-shadow:0 0 10px rgba(33,216,239,.35);transform:translateY(var(--y))}.mini-spectrum b:nth-child(1){--y:-24px}.mini-spectrum b:nth-child(2){--y:-10px}.mini-spectrum b:nth-child(4){--y:10px}.mini-spectrum b:nth-child(5){--y:24px}.mini-meter{align-items:center}.mini-meter:before{content:"-∞";color:var(--muted);font-size:.65rem}.mini-meter i{width:78%;height:7px;border-radius:99px;background:linear-gradient(90deg,var(--hifi-cyan),var(--hifi-green) 70%,#ffcc43 88%,#ff5d54);box-shadow:0 0 16px rgba(92,255,181,.25)}.mini-profiles{align-items:center;gap:14px}.mini-profiles i{width:26%;height:58px;border:1px solid rgba(33,216,239,.25);border-radius:10px;background:rgba(33,216,239,.04)}.mini-profiles i:nth-child(2){border-color:var(--hifi-cyan);background:rgba(33,216,239,.13);box-shadow:0 0 24px rgba(33,216,239,.1)}.hifi-honesty{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px;align-items:start;padding-block:130px}.hifi-honesty h2{margin-top:20px;font-size:clamp(3rem,6vw,6rem);line-height:.94;letter-spacing:-.05em}.hifi-honesty h2 em{color:var(--hifi-cyan);font-style:normal}.hifi-honesty>div:last-child>p{color:var(--muted);font-size:1.08rem;line-height:1.85}.hifi-status-line{display:inline-flex;align-items:center;gap:10px;margin-top:34px;color:#dcecf2;font-size:.75rem;letter-spacing:.08em;text-transform:uppercase}.hifi-status-line i{width:8px;height:8px;border-radius:50%;background:var(--hifi-green);box-shadow:0 0 12px var(--hifi-green)}
@media(max-width:980px){.hifi-hero-grid{grid-template-columns:1fr}.hifi-signal-art{width:min(520px,80vw);justify-self:center}.hifi-feature-grid{grid-template-columns:1fr}.hifi-honesty{grid-template-columns:1fr;gap:36px}}@media(max-width:660px){.hifi-hero{min-height:auto}.hifi-hero-grid{padding-block:120px 80px;gap:40px}.hifi-hero-copy h1{font-size:clamp(3.7rem,18vw,5.5rem)}.hifi-dev-badge{display:flex;width:fit-content;margin:12px 0 0}.hifi-proof{gap:18px;justify-content:space-between}.hifi-proof strong{font-size:1.08rem}.hifi-proof small{font-size:.56rem}.hifi-interface-section{padding-block:88px}.hifi-window-bar small{display:none}.hifi-product-shot{margin-top:45px;border-radius:16px}.hifi-product-shot img{min-height:245px;object-fit:cover;object-position:center}.hifi-feature-card{min-height:320px;padding:28px 22px}.hifi-honesty{padding-block:90px}}

@media (max-width: 920px) {
  .product-gateway { grid-template-columns: 1fr; }
  .product-entry { min-height: 230px; }
  .product-entry-icon { position: absolute; top: 58px; right: 32px; transform: scale(.82); }
  .product-entry-copy { margin-top: 118px; }
}
@media (max-width: 520px) {
  .product-entry { min-height: 215px; padding: 22px; }
  .product-entry-icon { right: 18px; transform: scale(.72); transform-origin: right center; }
  .product-entry-copy { margin-top: 104px; }
}

/* Audimium Cinema */
.cinema-page { --cinema-violet: #9474ff; --cinema-blue: #23cfee; --cinema-ice: #e7f7fb; }
.cinema-hero { position: relative; min-height: 890px; overflow: hidden; display: grid; align-items: center; border-bottom: 1px solid var(--line); background: #02060d; }
.cinema-hero-image { position: absolute; inset: 0; background: url("/assets/images/audimium-cinema-atmosphere.png") center / cover no-repeat; opacity: .64; transform: scale(1.02); }
.cinema-hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(2, 6, 13, .98) 5%, rgba(2, 6, 13, .82) 42%, rgba(2, 6, 13, .22) 78%), linear-gradient(0deg, #02060d 0%, transparent 30%, rgba(2, 6, 13, .5) 100%); }
.cinema-hero-content { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, .95fr) minmax(360px, 1.05fr); gap: 72px; align-items: center; padding-block: 150px 105px; }
.cinema-title-block { max-width: 700px; }
.cinema-film-mark { display: grid; width: 94px; height: 62px; grid-template-columns: repeat(3, 1fr); gap: 3px; margin-bottom: 28px; padding: 8px 6px; border: 1px solid rgba(148, 116, 255, .44); border-radius: 8px; background: rgba(2, 7, 14, .88); transform: perspective(180px) rotateY(-8deg); box-shadow: 0 18px 36px rgba(0, 0, 0, .36), 0 0 26px rgba(148, 116, 255, .1); }
.cinema-film-mark::before,.cinema-film-mark::after { position: absolute; right: 5px; left: 5px; height: 3px; background: repeating-linear-gradient(90deg, rgba(222, 242, 248, .7) 0 5px, transparent 5px 9px); content: ""; opacity: .62; }
.cinema-film-mark::before { top: 2px; }.cinema-film-mark::after { bottom: 2px; }
.cinema-film-mark span { border-radius: 2px; background: url("/assets/images/audimium-cinema-atmosphere.png") center / 180px auto; }
.cinema-film-mark span:first-child { background-position: left center; }.cinema-film-mark span:last-child { background-position: right center; }
.cinema-title-block h1 { margin: 26px 0; color: var(--cinema-ice); font-size: clamp(4.5rem, 8vw, 8rem); line-height: .87; letter-spacing: -.065em; }
.cinema-title-block h1 em { color: transparent; font-style: normal; -webkit-text-stroke: 1px rgba(163, 222, 240, .82); text-shadow: 0 0 34px rgba(35, 207, 238, .16); }
.cinema-title-block > p:not(.eyebrow) { max-width: 640px; color: #8ca2ad; font-size: 1.06rem; line-height: 1.82; }
.cinema-dev-badge { display: inline-flex; margin-left: 14px; padding: 6px 10px; border: 1px solid rgba(148, 116, 255, .38); border-radius: 999px; color: #c1b3ff; font-size: .6rem; letter-spacing: .15em; vertical-align: middle; }
.cinema-scope { position: relative; width: min(560px, 100%); aspect-ratio: 1.55; justify-self: end; border: 1px solid rgba(131, 198, 220, .14); border-radius: 50%; background: radial-gradient(ellipse, rgba(35, 207, 238, .07), transparent 67%); transform: perspective(700px) rotateX(61deg); box-shadow: inset 0 0 80px rgba(35, 207, 238, .04); }
.cinema-scope::before,.cinema-scope::after { position: absolute; inset: 14%; border: 1px solid rgba(148, 116, 255, .18); border-radius: 50%; content: ""; }.cinema-scope::after { inset: 31%; border-color: rgba(35, 207, 238, .24); }
.cinema-scope i { position: absolute; right: 15%; left: 15%; top: var(--scope-y, 50%); height: 1px; background: linear-gradient(90deg, transparent, rgba(35, 207, 238, .5), rgba(148, 116, 255, .45), transparent); }
.cinema-scope i:nth-child(2) { --scope-y: 35%; }.cinema-scope i:nth-child(3) { --scope-y: 65%; }.cinema-scope span { position: absolute; top: 46%; left: 64%; width: 10px; height: 10px; border-radius: 50%; background: var(--cinema-blue); box-shadow: 0 0 22px var(--cinema-blue); }
.cinema-interface-section { padding-block: 130px; }
.cinema-product-shot { margin: 70px 0 0; overflow: hidden; border: 1px solid rgba(148, 116, 255, .24); border-radius: 24px; background: #040811; box-shadow: 0 45px 100px rgba(0, 0, 0, .45), 0 0 80px rgba(148, 116, 255, .06); }
.cinema-product-shot img { display: block; width: 100%; height: auto; }
.cinema-window-bar { display: flex; min-height: 46px; align-items: center; gap: 12px; padding: 0 18px; border-bottom: 1px solid var(--line); color: #d8edf5; font-size: .75rem; letter-spacing: .1em; }
.cinema-window-bar i { width: 8px; height: 8px; border-radius: 50%; background: var(--cinema-violet); box-shadow: 0 0 11px var(--cinema-violet); }.cinema-window-bar small { margin-left: auto; color: var(--muted); }.cinema-product-shot figcaption { padding: 14px 20px; color: var(--muted); font-size: .75rem; text-align: right; }
.cinema-engine { padding-block: 130px; border-block: 1px solid rgba(121, 174, 196, .12); background: linear-gradient(145deg, rgba(7, 18, 30, .96), rgba(2, 7, 14, .99)); }
.cinema-feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 68px; }
.cinema-feature { min-height: 290px; padding: 30px; border: 1px solid rgba(121, 174, 196, .17); border-radius: 20px; background: linear-gradient(145deg, rgba(12, 27, 42, .82), rgba(4, 10, 18, .92)); }
.cinema-feature > span { color: var(--cinema-violet); font: 500 .6rem var(--mono); }.cinema-feature h3 { margin: 74px 0 16px; color: #d8eaf1; font-size: 1.35rem; }.cinema-feature p { color: #738d9a; font-size: .84rem; line-height: 1.75; }
.cinema-status { display: grid; grid-template-columns: .4fr 1fr; gap: 80px; align-items: start; padding-block: 125px; }.cinema-status h2 { margin: 0; font-size: clamp(3rem, 5.4vw, 5.6rem); line-height: .94; letter-spacing: -.05em; }.cinema-status h2 em { color: var(--cinema-blue); font-style: normal; }.cinema-status p:last-child { max-width: 720px; margin: 30px 0 0; color: var(--muted); font-size: 1.04rem; line-height: 1.82; }
@media (max-width: 1040px) { .cinema-hero-content { grid-template-columns: 1fr; }.cinema-scope { display: none; }.cinema-feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }.cinema-status { grid-template-columns: 1fr; gap: 26px; } }
@media (max-width: 660px) { .cinema-hero { min-height: auto; }.cinema-hero-content { padding-block: 125px 82px; }.cinema-title-block h1 { font-size: clamp(3.7rem, 18vw, 5.4rem); }.cinema-dev-badge { display: flex; width: fit-content; margin: 12px 0 0; }.cinema-interface-section,.cinema-engine { padding-block: 88px; }.cinema-product-shot { margin-top: 44px; border-radius: 15px; }.cinema-product-shot img { min-height: 260px; object-fit: cover; object-position: 16% center; }.cinema-window-bar small { display: none; }.cinema-feature-grid { grid-template-columns: 1fr; }.cinema-feature { min-height: 245px; }.cinema-feature h3 { margin-top: 48px; }.cinema-status { padding-block: 88px; } }

/* Search-friendly product answers, kept compact and consistent with the product language. */
.seo-faq { display: grid; grid-template-columns: minmax(260px,.72fr) minmax(0,1.28fr); gap: clamp(42px,7vw,105px); padding-block: 120px; border-top: 1px solid rgba(121,174,196,.12); }
.seo-faq-heading h2 { margin: 22px 0 0; font-size: clamp(2.8rem,5.2vw,5.4rem); line-height: .95; letter-spacing: -.05em; }
.seo-faq-heading h2 em { color: var(--cyan); font-style: normal; }
.seo-faq-list { display: grid; align-content: start; }
.seo-faq details { border-bottom: 1px solid rgba(121,174,196,.16); }
.seo-faq details:first-child { border-top: 1px solid rgba(121,174,196,.16); }
.seo-faq summary { position: relative; padding: 28px 52px 28px 0; color: #dcecf2; font-size: 1rem; font-weight: 650; line-height: 1.45; cursor: pointer; list-style: none; }
.seo-faq summary::-webkit-details-marker { display: none; }
.seo-faq summary::after { position: absolute; top: 27px; right: 4px; color: var(--cyan); font: 400 1.15rem/1 var(--mono); content: "+"; transition: transform .2s ease; }
.seo-faq details[open] summary::after { transform: rotate(45deg); }
.seo-faq details p { max-width: 760px; margin: -4px 0 28px; color: var(--muted); font-size: .92rem; line-height: 1.8; }
@media (max-width: 860px) { .seo-faq { grid-template-columns: 1fr; gap: 38px; padding-block: 88px; } }