:root {
  --bg: #050506;
  --surface: #111113;
  --surface-soft: rgba(17, 18, 22, 0.86);
  --text: #fffaf1;
  --muted: #bcb8af;
  --line: rgba(232, 218, 186, 0.14);
  --line-strong: rgba(219, 184, 112, 0.34);
  --cyan: #56dfff;
  --coral: #ff7367;
  --gold: #dbb870;
  --green: #7ce0b7;
  --ink: #08090c;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.58);
  --soft-shadow: 0 18px 54px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.032), transparent 14rem),
    linear-gradient(115deg, rgba(86, 223, 255, 0.06), transparent 34rem),
    linear-gradient(245deg, rgba(219, 184, 112, 0.072), transparent 42rem),
    var(--bg);
  color: var(--text);
  font-family:
    Inter, Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", system-ui,
    -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-rendering: geometricPrecision;
  word-break: keep-all;
}

a {
  color: inherit;
  text-decoration: none;
}

figure {
  margin: 0;
}

img {
  display: block;
  max-width: 100%;
}

button {
  font: inherit;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid rgba(232, 218, 186, 0.09);
  background: rgba(5, 5, 6, 0.58);
  backdrop-filter: blur(18px) saturate(120%);
  transition: background 180ms ease, border-color 180ms ease, backdrop-filter 180ms ease;
}

.site-header.scrolled {
  background: rgba(5, 5, 6, 0.88);
  border-color: rgba(232, 218, 186, 0.14);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.version-pills,
.section-heading.compact,
.player-meta,
.install-steps,
.footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 0.65rem;
  font-weight: 900;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 2.2rem;
  height: 2.2rem;
  place-items: center;
  border-radius: 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.32);
  background: linear-gradient(135deg, #fff5dc 0%, var(--gold) 42%, var(--cyan) 100%);
  color: var(--ink);
  box-shadow: 0 0 28px rgba(86, 223, 255, 0.2), 0 10px 28px rgba(219, 184, 112, 0.12);
}

.nav-links {
  gap: clamp(0.85rem, 2vw, 1.65rem);
  color: rgba(248, 245, 239, 0.74);
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--text);
}

.header-action,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.8rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  font-weight: 850;
  white-space: nowrap;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.header-action {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.035)),
    rgba(255, 255, 255, 0.045);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.btn.primary {
  background: linear-gradient(135deg, #fff0cf, var(--gold) 42%, var(--coral));
  border-color: transparent;
  color: #120f0b;
  box-shadow: 0 18px 46px rgba(219, 184, 112, 0.24);
}

.btn.secondary {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.026)),
    rgba(255, 255, 255, 0.045);
  color: var(--text);
}

.header-action:hover,
.btn:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(31rem, 1.12fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 5.5rem);
  overflow: hidden;
  padding: 7.4rem clamp(1rem, 6vw, 5rem) 4.7rem;
  isolation: isolate;
}

.hero::before {
  position: absolute;
  right: clamp(1rem, 6vw, 5rem);
  bottom: 3.2rem;
  left: clamp(1rem, 6vw, 5rem);
  z-index: 3;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, transparent, rgba(219, 184, 112, 0.28), transparent);
}

.hero-scene {
  position: relative;
  z-index: 1;
  grid-column: 2;
  grid-row: 1;
  display: grid;
  align-items: center;
  justify-items: end;
  min-height: clamp(31rem, 50vw, 42rem);
  padding: 0;
  opacity: 1;
}

.hero-scene::before,
.hero-scene::after {
  display: none;
}

.hero-scene::before {
  inset: 8% 0 8% 8%;
  border: 1px solid rgba(232, 218, 186, 0.11);
  border-radius: 0.5rem;
  background:
    linear-gradient(135deg, rgba(86, 223, 255, 0.12), transparent 28%),
    linear-gradient(225deg, rgba(219, 184, 112, 0.12), transparent 34%),
    rgba(255, 255, 255, 0.02);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.hero-scene::after {
  right: 6%;
  bottom: 8%;
  width: 64%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(86, 223, 255, 0.28), rgba(219, 184, 112, 0.28), transparent);
}

.hero-device {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border: 1px solid rgba(232, 218, 186, 0.08);
  border-radius: 0.6rem;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.09), transparent 34%),
    #0d0e10;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.025),
    0 0 34px rgba(219, 184, 112, 0.08),
    var(--shadow);
  backdrop-filter: blur(12px);
}

.hero-device img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.94) contrast(1.04);
}

.hero-device figcaption {
  position: absolute;
  left: 0.75rem;
  bottom: 0.75rem;
  padding: 0.38rem 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 0.45rem;
  background: rgba(8, 9, 12, 0.68);
  color: rgba(248, 245, 239, 0.86);
  font-size: 0.78rem;
  font-weight: 900;
  backdrop-filter: blur(10px);
}

.hero-device-pro {
  width: min(64rem, 122%);
  opacity: 0.72;
  transform: translateX(1.5%);
  transform-origin: center right;
  box-shadow:
    0 0 0 1px rgba(219, 184, 112, 0.05),
    0 0 46px rgba(219, 184, 112, 0.09),
    0 34px 110px rgba(0, 0, 0, 0.52);
}

.hero-device-pro::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(5, 5, 6, 0.62), rgba(5, 5, 6, 0.18) 34%, transparent 62%),
    linear-gradient(180deg, rgba(5, 5, 6, 0.22), transparent 42%, rgba(5, 5, 6, 0.38));
  pointer-events: none;
}

.hero-device-pro::before {
  position: absolute;
  inset: -1px;
  z-index: 1;
  content: "";
  border-radius: inherit;
  box-shadow:
    inset 0 0 22px rgba(255, 250, 241, 0.06),
    inset 0 0 48px rgba(5, 5, 6, 0.5);
  pointer-events: none;
}

.hero-shade {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    linear-gradient(90deg, rgba(5, 5, 6, 0.98) 0%, rgba(5, 5, 6, 0.82) 46%, rgba(5, 5, 6, 0.36) 76%),
    linear-gradient(180deg, rgba(5, 5, 6, 0.02), var(--bg) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  grid-column: 1;
  grid-row: 1;
  max-width: 48rem;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--cyan);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 50rem;
  margin-bottom: 1rem;
  font-size: clamp(3.15rem, 7vw, 6.15rem);
  line-height: 0.96;
  letter-spacing: 0;
}

.hero-title {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  font-size: initial;
  line-height: 1;
}

.hero-title > span {
  display: block;
}

.title-main {
  max-width: 35rem;
  color: var(--text);
  font-size: clamp(3.35rem, 5.8vw, 5.55rem);
  font-weight: 950;
  line-height: 0.94;
}

.title-points {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 0.15rem 0 0.1rem;
}

.title-points span {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  padding: 0.46rem 0.72rem;
  border: 1px solid rgba(219, 184, 112, 0.26);
  border-radius: 0.55rem;
  background:
    linear-gradient(180deg, rgba(219, 184, 112, 0.12), rgba(255, 255, 255, 0.035)),
    rgba(255, 255, 255, 0.04);
  color: rgba(248, 245, 239, 0.9);
  font-size: clamp(1.12rem, 2vw, 1.52rem);
  font-weight: 900;
  line-height: 1.15;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.title-premium {
  max-width: 38rem;
  color: rgba(255, 250, 241, 0.92);
  font-size: clamp(2rem, 4.3vw, 3.6rem);
  font-weight: 950;
  line-height: 1.05;
}

.hero-copy {
  max-width: 38rem;
  color: rgba(248, 245, 239, 0.79);
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  line-height: 1.8;
}

.version-pills {
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.45rem;
}

.version-pills span {
  padding: 0.72rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

.version-pills strong {
  color: var(--text);
}

.section-tag,
.version-label {
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
}

.section {
  width: min(1180px, calc(100% - 2rem));
  margin-inline: auto;
  padding: clamp(3.6rem, 7vw, 6.4rem) 0;
  scroll-margin-top: 5.5rem;
}

.section-heading {
  max-width: 47rem;
  margin-bottom: 2rem;
}

.section-heading.compact {
  justify-content: space-between;
  gap: 1rem;
  max-width: none;
}

.section-heading h2,
.support-section h2 {
  margin-bottom: 0.65rem;
  font-size: clamp(2.15rem, 4vw, 3.75rem);
  line-height: 1.06;
}

.section-heading p,
.version-card p,
.download-card p,
.support-section p,
details p {
  color: var(--muted);
  line-height: 1.75;
}

.section-tag,
.version-label {
  width: fit-content;
  padding: 0.42rem 0.62rem;
  font-size: 0.78rem;
  font-weight: 900;
}

.version-grid,
.download-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem;
}

.version-card,
.download-card,
.channel-list,
.player-card,
.support-box {
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.052), rgba(219, 184, 112, 0.024)),
    var(--surface-soft);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.version-card {
  position: relative;
  display: flex;
  min-height: 36rem;
  flex-direction: column;
  align-items: flex-start;
  overflow: hidden;
  padding: clamp(1.15rem, 3vw, 1.7rem);
  isolation: isolate;
}

.version-card::before,
.download-card::before,
.support-box::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background: linear-gradient(125deg, rgba(219, 184, 112, 0.11), transparent 36%);
  pointer-events: none;
}

.app-preview {
  display: grid;
  place-items: center;
  width: 100%;
  margin-bottom: 1.1rem;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.5rem;
  background:
    radial-gradient(circle at 50% 30%, rgba(255, 255, 255, 0.06), transparent 58%),
    #08090c;
  box-shadow: var(--soft-shadow);
}

.app-preview img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  object-position: center;
}

.version-card h3,
.download-card h3 {
  margin: 0.85rem 0 0.65rem;
  font-size: clamp(2.1rem, 4vw, 3.35rem);
  line-height: 1;
}

.plan-summary {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
  margin-bottom: 0.85rem;
}

.plan-summary span {
  min-height: 2.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.34rem 0.52rem;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: rgba(255, 255, 255, 0.045);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
  text-align: center;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  width: 100%;
  margin: 0.05rem 0 1rem;
  padding: 0.9rem 0 1rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--text);
}

.plan-price strong {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
}

.plan-price span {
  color: var(--muted);
  font-weight: 850;
}

.version-card.featured {
  border-color: rgba(217, 181, 109, 0.52);
  background:
    linear-gradient(145deg, rgba(219, 184, 112, 0.17), transparent 38%),
    linear-gradient(225deg, rgba(86, 223, 255, 0.055), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(17, 18, 22, 0.92)),
    var(--surface);
  box-shadow: 0 28px 90px rgba(217, 181, 109, 0.12), var(--shadow);
}

.version-card.featured .plan-summary span,
.version-card.featured .plan-price {
  border-color: rgba(217, 181, 109, 0.26);
}

ul {
  margin: 0 0 1.25rem;
  padding-left: 1.1rem;
  color: var(--muted);
  line-height: 1.9;
}

li::marker {
  color: var(--gold);
}

.version-card .btn {
  margin-top: auto;
}

.live-grid {
  display: grid;
  grid-template-columns: minmax(17rem, 0.84fr) minmax(0, 1.45fr);
  gap: 1rem;
}

.channel-list {
  display: grid;
  gap: 0.55rem;
  padding: 0.65rem;
}

.channel {
  display: grid;
  gap: 0.3rem;
  width: 100%;
  min-height: 5.5rem;
  padding: 1rem;
  border: 1px solid transparent;
  border-radius: 0.45rem;
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.channel span {
  width: fit-content;
  padding: 0.22rem 0.48rem;
  border-radius: 0.36rem;
  background: rgba(86, 223, 255, 0.1);
  color: var(--cyan);
  font-size: 0.68rem;
  font-weight: 900;
}

.channel small {
  color: var(--muted);
}

.channel.active {
  border-color: rgba(219, 184, 112, 0.42);
  background:
    linear-gradient(135deg, rgba(219, 184, 112, 0.12), rgba(86, 223, 255, 0.05)),
    rgba(255, 255, 255, 0.03);
}

.player-card {
  overflow: hidden;
}

.player-screen {
  position: relative;
  overflow: hidden;
  min-height: 24rem;
  background: #050608;
}

.player-screen::before {
  position: absolute;
  inset: 1rem;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.65rem;
}

.player-screen p {
  position: absolute;
  left: 1.6rem;
  bottom: 1.3rem;
  margin: 0;
  color: rgba(248, 245, 239, 0.78);
}

.player-image {
  width: 100%;
  min-height: 24rem;
  object-fit: cover;
  filter: saturate(0.95) contrast(1.03);
}

.player-meta {
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem;
}

.quality {
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  color: var(--green);
  font-size: 0.8rem;
  white-space: nowrap;
}

.segmented {
  display: flex;
  gap: 0.3rem;
  padding: 0.25rem;
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  background: rgba(255, 255, 255, 0.05);
}

.segmented button {
  min-width: 4rem;
  border: 0;
  border-radius: 0.45rem;
  padding: 0.58rem 0.75rem;
  background: transparent;
  color: var(--muted);
  font-weight: 850;
  cursor: pointer;
}

.segmented button.active {
  background: var(--text);
  color: var(--ink);
}

.content-rail {
  display: grid;
  grid-template-columns: repeat(6, minmax(9rem, 1fr));
  gap: 0.9rem;
}

.poster {
  position: relative;
  min-height: 17rem;
  display: flex;
  flex-direction: column;
  justify-content: end;
  overflow: hidden;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: #1b1d25;
  isolation: isolate;
}

.poster::before,
.poster::after {
  position: absolute;
  content: "";
  inset: 0;
}

.poster::before {
  z-index: -2;
}

.poster::after {
  z-index: -1;
  top: 35%;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.88));
}

.poster.drama::before {
  background:
    linear-gradient(145deg, rgba(55, 214, 255, 0.48), transparent 45%),
    repeating-linear-gradient(120deg, rgba(255, 255, 255, 0.1) 0 2px, transparent 2px 12px),
    #151a27;
}

.poster.movie::before {
  background:
    linear-gradient(145deg, rgba(255, 95, 115, 0.62), transparent 46%),
    linear-gradient(35deg, #291118, #08090c 72%);
}

.poster.show::before {
  background:
    linear-gradient(95deg, rgba(240, 195, 111, 0.66), transparent 39%),
    linear-gradient(245deg, rgba(55, 214, 255, 0.32), transparent 46%),
    #12141d;
}

.poster span {
  width: fit-content;
  margin-bottom: 0.6rem;
  padding: 0.26rem 0.45rem;
  border-radius: 0.4rem;
  background: rgba(255, 255, 255, 0.14);
  font-size: 0.72rem;
  font-weight: 900;
}

.poster h3 {
  margin-bottom: 0.28rem;
}

.poster p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.poster.hidden {
  display: none;
}

.pro-module {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(232, 218, 186, 0.16);
  border-radius: 0.55rem;
  background:
    linear-gradient(135deg, rgba(219, 184, 112, 0.1), transparent 32%),
    linear-gradient(225deg, rgba(86, 223, 255, 0.07), transparent 38%),
    #07080a;
  box-shadow: var(--shadow);
  isolation: isolate;
}

.pro-module::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  background:
    linear-gradient(90deg, rgba(5, 5, 6, 0.18), transparent 22%, transparent 78%, rgba(5, 5, 6, 0.16)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 34%, rgba(5, 5, 6, 0.3));
  pointer-events: none;
}

.pro-module img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.96) contrast(1.03);
}

.pro-module figcaption {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.pro-hotspots {
  position: absolute;
  inset: 0;
  z-index: 3;
}

.pro-hotspot {
  position: absolute;
  border: 0;
  border-radius: 0.45rem;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.pro-hotspot span {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.spot-home {
  top: 7.4%;
  left: 15.7%;
  width: 6.6%;
  height: 10.8%;
}

.spot-entertainment {
  top: 8.4%;
  left: 23.5%;
  width: 5.9%;
  height: 8.6%;
}

.spot-drama {
  top: 8.4%;
  left: 31.9%;
  width: 6.9%;
  height: 8.6%;
}

.spot-current {
  top: 8.4%;
  left: 41.9%;
  width: 5.9%;
  height: 8.6%;
}

.spot-movie {
  top: 8.4%;
  left: 49.8%;
  width: 5.9%;
  height: 8.6%;
}

.spot-music {
  top: 8.4%;
  left: 57.9%;
  width: 8.2%;
  height: 8.6%;
}

.spot-play {
  top: 36.5%;
  left: 14.5%;
  width: 10.2%;
  height: 16.2%;
}

.spot-live {
  top: 84.4%;
  left: 23.2%;
  width: 12.9%;
  height: 11.9%;
}

.spot-search {
  top: 84.4%;
  left: 36.8%;
  width: 12.9%;
  height: 11.9%;
}

.spot-favorite {
  top: 84.4%;
  left: 50.4%;
  width: 12.9%;
  height: 11.9%;
}

.download-card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(13rem, 0.92fr) minmax(0, 1fr);
  align-items: center;
  gap: 1.15rem;
  overflow: hidden;
  min-height: 18rem;
  padding: clamp(1rem, 2.3vw, 1.25rem);
  isolation: isolate;
}

.download-preview {
  grid-row: 1 / span 2;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0.45rem;
  object-fit: cover;
  box-shadow: var(--soft-shadow);
}

.download-copy {
  align-self: end;
  padding: 0.15rem 0.25rem 0;
}

.download-card h3 {
  margin-top: 0.75rem;
}

.download-card .btn {
  grid-column: 2;
  align-self: start;
  width: fit-content;
  margin: 0.2rem 0.25rem 0.25rem;
}

.download-card.pro {
  border-color: rgba(240, 195, 111, 0.45);
  background:
    linear-gradient(135deg, rgba(219, 184, 112, 0.16), transparent 52%),
    linear-gradient(225deg, rgba(86, 223, 255, 0.055), transparent 58%),
    var(--surface-soft);
}

.install-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1.15rem;
}

.install-steps span {
  min-height: 3.1rem;
  display: flex;
  align-items: center;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025)),
    rgba(255, 255, 255, 0.035);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 850;
}

.install-notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  margin-top: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: var(--line);
  box-shadow: var(--soft-shadow);
}

.install-notes article,
.install-note-caption {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent),
    rgba(17, 19, 26, 0.86);
}

.install-notes article {
  min-height: 8.5rem;
  padding: 1.1rem;
}

.install-notes strong {
  display: block;
  margin-bottom: 0.55rem;
  color: var(--text);
  font-size: 1rem;
}

.install-notes p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.install-note-caption {
  grid-column: 1 / -1;
  padding: 0.9rem 1.1rem;
}

.support-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(18rem, 1fr);
  align-items: center;
  gap: clamp(1rem, 5vw, 4rem);
}

.support-box {
  position: relative;
  padding: 1rem;
  overflow: hidden;
  isolation: isolate;
}

details {
  margin-top: 0.75rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  background: rgba(255, 255, 255, 0.04);
}

summary {
  cursor: pointer;
  font-weight: 850;
}

details p {
  margin: 0.65rem 0 0;
}

.footer {
  justify-content: space-between;
  gap: 1rem;
  padding: 2rem clamp(1rem, 4vw, 3rem);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: 92vh;
  }

  .hero-scene {
    grid-column: 1;
    grid-row: 1;
    justify-items: center;
    min-height: 34rem;
    padding-top: 6rem;
    opacity: 0.56;
  }

  .hero-device-pro {
    width: min(46rem, 94vw);
    transform: none;
  }

  .hero-content {
    grid-column: 1;
    grid-row: 1;
  }

  .live-grid,
  .download-grid,
  .support-section {
    grid-template-columns: 1fr;
  }

  .content-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .section-heading.compact {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding-inline: 0.8rem;
  }

  .header-action {
    min-height: 2.35rem;
    padding-inline: 0.75rem;
    font-size: 0.88rem;
  }

  .hero {
    min-height: 86vh;
    padding-inline: 1rem;
  }

  .hero-scene {
    align-items: flex-start;
    justify-items: end;
    min-height: 28rem;
    padding: 5.6rem 0 0;
    opacity: 0.36;
  }

  .hero-device-pro {
    width: 132vw;
    transform: translateX(30%);
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(8, 9, 12, 0.98), rgba(8, 9, 12, 0.72)),
      linear-gradient(180deg, rgba(8, 9, 12, 0.05), var(--bg) 100%);
  }

  h1 {
    font-size: clamp(2.65rem, 15vw, 4.25rem);
  }

  .hero-title {
    gap: 0.55rem;
    margin-bottom: 1rem;
  }

  .title-main {
    font-size: clamp(2.7rem, 13vw, 4.1rem);
  }

  .title-points {
    gap: 0.45rem;
  }

  .title-points span {
    min-height: 2.35rem;
    padding: 0.38rem 0.52rem;
    font-size: 0.98rem;
  }

  .title-premium {
    font-size: clamp(1.75rem, 8vw, 2.55rem);
  }

  .hero-copy {
    font-size: 1rem;
  }

  .version-grid,
  .content-rail,
  .screen-rail,
  .program-strip {
    grid-template-columns: 1fr;
  }

  .program-strip {
    position: static;
    width: 100%;
    margin-top: 1rem;
  }

  .player-screen {
    min-height: 18rem;
  }

  .download-card {
    align-items: flex-start;
    flex-direction: column;
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .install-notes {
    grid-template-columns: 1fr;
  }

  .download-preview {
    grid-row: auto;
    width: 100%;
  }

  .download-card .btn {
    grid-column: auto;
  }

  .segmented {
    width: 100%;
    overflow-x: auto;
  }

  .footer {
    align-items: flex-start;
    flex-direction: column;
  }
}