:root {
  --background: #000;
  --text: #999;
  --cyan: #699;
  --green: #9f3;
  --border: #222;
  --mpv-border: #333;
  --hover-background: #111;
  --transparent: transparent;
  --cyan-bright: cyan;
}

* { box-sizing: border-box; }

html, body {
  width: 100%;
  min-width: 1180px;
  min-height: 900px;
  margin: 0;
  background: var(--background);
}

body {
  overflow: auto;
  color: var(--text);
  font-family: Arial, sans-serif;
}

.page {
  width: 1180px;
  min-height: 900px;
  margin: 0 auto;
  padding: 24px;
  background: var(--background);
}

header {
  width: 1132px;
  height: 70px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0 28px;
}

.headline {
  color: var(--green);
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 2px;
}

nav { display: flex; gap: 24px; }
nav a { color: var(--text); text-decoration: none; }
nav a:hover { color: var(--cyan); }

main, .features, footer { width: 1132px; }

.page-container {
  width: 1132px;
  height: 500px;
  display: grid;
  grid-template-columns: 620px 472px;
  gap: 40px;
  align-items: center;
}

.marketing {
  color: var(--cyan);
  font-size: .8rem;
  line-height: 2;
  text-transform: uppercase;
}

h1 {
  width: 620px;
  margin: 16px 0;
  font: 6rem/.9 monospace;
  text-transform: uppercase;
}

h1 span { color: var(--green); }

.intro {
  width: 560px;
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.8;
  text-align: justify;
}

.download { display: flex; gap: 14px; margin-top: 30px; }

.button {
  display: inline-block;
  padding: 15px 22px;
  border-radius: 6px;
  font-weight: bold;
  text-decoration: none;
}

.primary { color: var(--background); background: var(--green); }
.primary:hover { background: var(--text); }

.secondary {
  color: var(--text);
  border: 2px solid var(--cyan);
  background: var(--background);
  animation: textColor 1.5s ease-in-out infinite;
}

.secondary:hover { border-color: var(--text); }

@keyframes textColor {
  0%, 100% { color: var(--cyan-bright); text-shadow: 0 0 0 var(--transparent); }
  50% { color: var(--cyan); text-shadow: 0 0 0 var(--transparent); }
}

.visual {
  width: 472px;
  height: 380px;
  overflow: hidden;
  background: var(--text);
}

.webm-video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.features {
  height: 210px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 30px;
}

.card {
  width: 366px;
  height: 210px;
  padding: 24px;
  border: 2px dotted var(--border);
  border-radius: 12px;
  background: var(--background);
}

.card h3 { margin-top: 0; color: var(--green); }

.card p {
  color: var(--text);
  line-height: 1.6;
  text-align: justify;
}

footer {
  height: 70px;
  margin-top: 50px;
  padding: 24px 0;
  color: var(--text);
  border-top: 2px dotted var(--border);
  text-align: center;
}

/* Controls Features Driver */

.mpv {
  width: 1132px;
  height: 500px;
  padding: 24px 32px;
  overflow: hidden;
  background: var(--background);
  border: 2px dotted var(--mpv-border);
  border-radius: 12px;
  font-family: Arial, sans-serif;
}

.mpv h2 {
  margin: 0 0 16px;
  color: var(--text);
  font-size: 24px;
}

.mpv-container {
  height: 410px;
  overflow-y: auto;
  border: 2px dotted var(--border);
  border-radius: 8px;
  scrollbar-width: auto;
  scrollbar-color: var(--border) var(--transparent);
}

.mpv table {
  width: 100%;
  border-collapse: collapse;
  color: var(--text);
  font-size: 15px;
}

.mpv th, .mpv td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 2px dotted var(--border);
}

.mpv th {
  position: sticky;
  top: 0;
  z-index: 1;
  color: var(--text);
  background: var(--background);
  font-weight: 600;
}

.mpv tbody tr:hover { background: var(--hover-background); }

.mpv td:first-child {
  width: 260px;
  color: var(--green);
  white-space: nowrap;
}

.mpv kbd {
  padding: 2px 6px;
  color: var(--text);
  background: var(--hover-background);
  border: 1px solid var(--border);
  border-radius: 3px;
  font: 13px monospace;
}

/* 2K 4K 8K Logo design. */
.quality {
  display: flex;
  gap: 0.12em;
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(2rem, 8vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.06em;
}

.quality-box {
  display: inline-block;
  padding: 0.08em 0.18em;
  background: #000;
  border: 1px solid white;
  border-radius: 8px;
}

.quality-text {
  background: linear-gradient(180deg, #fff 10%, #b8bec8 50%, #626975 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-text-stroke: 1px white;
}