:root {
  --r3-gold: #d6b777;
  --r3-text: #eee9df;
  --r3-muted: #918d85;
  --r3-line: rgba(255,255,255,.11);
}

html.round-v3 .r2-nav-layer {
  display: none !important;
}

html.round-v3.r3-menu-open .r2-home-cards {
  opacity: 0 !important;
  transform: translateY(12px) !important;
  pointer-events: none !important;
}

.r3-menu-surface {
  position: fixed;
  z-index: 190;
  inset: 82px 42px 116px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 26px;
  background:
    radial-gradient(circle at 76% 8%, rgba(214,183,119,.09), transparent 31%),
    linear-gradient(145deg, rgba(10,11,11,.97), rgba(6,7,7,.94));
  box-shadow: 0 30px 100px rgba(0,0,0,.42);
  color: var(--r3-text);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(.994);
  pointer-events: none;
  transition: opacity .22s ease, transform .22s ease, visibility .22s ease;
}

.r3-menu-surface.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.r3-menu-inner {
  height: 100%;
  display: grid;
  grid-template-rows: 90px minmax(0,1fr);
}

.r3-menu-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 28px;
  border-bottom: 1px solid rgba(255,255,255,.075);
}

.r3-menu-head small,
.r3-category-copy small,
.r3-card-copy small {
  color: var(--r3-gold);
  font-size: 8px;
  letter-spacing: .18em;
}

.r3-menu-head h1 {
  margin: 7px 0 0;
  font: 400 29px/1.05 Georgia, "Times New Roman", serif;
}

.r3-menu-head p {
  max-width: 440px;
  margin: 0;
  color: #8d8981;
  font-size: 9px;
  line-height: 1.65;
  text-align: right;
}

.r3-hub-grid {
  height: 100%;
  min-height: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  grid-template-rows: repeat(2, minmax(0,1fr));
  gap: 11px;
  padding: 18px;
}

.r3-category-card {
  position: relative;
  overflow: hidden;
  min-width: 0;
  padding: 22px;
  border: 1px solid rgba(255,255,255,.095);
  border-radius: 19px;
  background: rgba(255,255,255,.026);
  color: var(--r3-text);
  text-align: left;
  cursor: pointer;
  transition: border-color .18s ease, transform .18s ease, background .18s ease;
}

.r3-category-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .28;
  background-image: linear-gradient(90deg, rgba(7,8,8,.94), rgba(7,8,8,.30)), var(--r3-image);
  background-position: center;
  background-size: cover;
  transition: opacity .2s ease, transform .5s ease;
}

.r3-category-card::after {
  content: "";
  position: absolute;
  top: 20px;
  right: 20px;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 50%;
  background: rgba(5,6,6,.38);
}

.r3-category-card:hover,
.r3-category-card:focus-visible,
.r3-category-card.is-focused {
  outline: none;
  border-color: rgba(214,183,119,.64);
  background: rgba(214,183,119,.055);
  transform: translateY(-2px);
}

.r3-category-card:hover::before,
.r3-category-card:focus-visible::before,
.r3-category-card.is-focused::before {
  opacity: .42;
  transform: scale(1.025);
}

.r3-category-copy {
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.r3-category-copy b {
  display: block;
  margin-top: 8px;
  font: 400 24px/1.05 Georgia, "Times New Roman", serif;
}

.r3-category-copy span {
  display: block;
  margin-top: 9px;
  color: #aaa69e;
  font-size: 9px;
}

.r3-category-copy i {
  position: absolute;
  top: 0;
  right: 0;
  color: #9d988f;
  font: normal 8px/1 Arial, sans-serif;
  letter-spacing: .08em;
}

.r3-feature-view {
  height: 100%;
  min-height: 0;
  display: grid;
  grid-template-columns: 240px minmax(0,1fr);
  gap: 14px;
  padding: 18px;
}

.r3-feature-aside {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 22px;
  border: 1px solid rgba(255,255,255,.075);
  border-radius: 20px;
  background: rgba(255,255,255,.022);
}

.r3-feature-aside h2 {
  margin: 10px 0 0;
  font: 400 31px/1.05 Georgia, "Times New Roman", serif;
}

.r3-feature-aside p {
  margin: 14px 0 0;
  color: #8e8a82;
  font-size: 9px;
  line-height: 1.75;
}

.r3-back-to-hub {
  width: max-content;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 999px;
  background: rgba(255,255,255,.025);
  color: #aaa69e;
  font-size: 8px;
  cursor: pointer;
}

.r3-feature-grid {
  min-height: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 11px;
}

.r3-feature-grid.count-3 {
  grid-template-columns: repeat(3, minmax(0,1fr));
}

.r3-feature-grid.count-1 {
  grid-template-columns: minmax(0,1fr);
}

.r3-feature-card {
  position: relative;
  min-height: 0;
  padding: 22px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.095);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(22,23,22,.92), rgba(12,13,13,.82));
  color: var(--r3-text);
  text-align: left;
  cursor: pointer;
  transition: border-color .18s ease, transform .18s ease, background .18s ease;
}

.r3-feature-card::after {
  content: "열기  →";
  position: absolute;
  right: 20px;
  bottom: 18px;
  color: #aaa59c;
  font-size: 8px;
}

.r3-feature-card:hover,
.r3-feature-card:focus-visible,
.r3-feature-card.is-focused {
  outline: none;
  border-color: rgba(214,183,119,.68);
  background: linear-gradient(145deg, rgba(42,36,25,.92), rgba(13,14,14,.86));
  transform: translateY(-2px);
}

.r3-media-quick {
  height: 100%;
  min-height: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 12px;
  padding: 18px;
}

.r3-media-card {
  --r3-media-image: none;
  position: relative;
  min-width: 0;
  overflow: hidden;
  padding: 22px;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 22px;
  background: #0d0f10;
  color: var(--r3-text);
  text-align: left;
  cursor: pointer;
  isolation: isolate;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.r3-media-card::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  background-image: var(--r3-media-image);
  background-position: center;
  background-size: cover;
  filter: brightness(.48) saturate(.82);
  transition: transform .55s ease, filter .25s ease;
}

.r3-media-card::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background: linear-gradient(180deg, rgba(5,6,7,.08), rgba(5,6,7,.28) 36%, rgba(5,6,7,.96));
}

.r3-media-card.is-iptv { --r3-media-image: url('./assets/iptv_city_night_v3.png'); }
.r3-media-card.is-cast { --r3-media-image: url('./assets/cast_livingroom_v5.png'); }
.r3-media-card.is-apps { --r3-media-image: radial-gradient(circle at 76% 20%, rgba(213,178,111,.34), transparent 24%), linear-gradient(145deg,#20201d,#0d1112 58%,#070808); }
.r3-media-card.is-hdmi { --r3-media-image: radial-gradient(circle at 62% 34%, rgba(90,125,142,.27), transparent 30%), linear-gradient(145deg,#121a1e,#080a0b 62%,#050606); }

.r3-media-card:hover,
.r3-media-card:focus-visible,
.r3-media-card.is-focused {
  outline: none;
  transform: translateY(-3px);
  border-color: rgba(214,183,119,.72);
  box-shadow: 0 22px 54px rgba(0,0,0,.28), inset 0 0 0 1px rgba(214,183,119,.12);
}

.r3-media-card:hover::before,
.r3-media-card:focus-visible::before,
.r3-media-card.is-focused::before {
  transform: scale(1.035);
  filter: brightness(.61) saturate(.95);
}

.r3-media-number {
  position: absolute;
  top: 22px;
  left: 22px;
  color: rgba(255,255,255,.52);
  font-size: 8px;
  letter-spacing: .15em;
}

.r3-media-state {
  position: absolute;
  top: 19px;
  right: 19px;
  min-height: 24px;
  display: inline-flex;
  align-items: center;
  padding: 0 9px;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 999px;
  background: rgba(7,8,8,.42);
  color: #c4c0b8;
  font-size: 7px;
  letter-spacing: .1em;
  backdrop-filter: blur(12px);
}

.r3-media-state.is-live { border-color: rgba(214,183,119,.5); color: #ead19a; }

.r3-media-copy {
  position: absolute;
  right: 22px;
  bottom: 22px;
  left: 22px;
}

.r3-media-copy small { color: #d5b878; font-size: 7px; letter-spacing: .16em; }
.r3-media-copy b { display: block; margin-top: 10px; font: 400 30px/1 Georgia, "Times New Roman", serif; }
.r3-media-copy p { min-height: 30px; margin: 12px 0 20px; color: #aaa69e; font-size: 9px; line-height: 1.65; }
.r3-media-copy i { color: #ded8cd; font: normal 8px/1 Arial, sans-serif; letter-spacing: .04em; }

.r3-card-badge {
  display: inline-flex;
  min-height: 22px;
  align-items: center;
  padding: 0 9px;
  border: 1px solid rgba(214,183,119,.27);
  border-radius: 999px;
  background: rgba(214,183,119,.07);
  color: #d9c18f;
  font-size: 7px;
  letter-spacing: .11em;
}

.r3-card-copy b {
  display: block;
  margin-top: 14px;
  font: 400 24px/1.12 Georgia, "Times New Roman", serif;
}

.r3-card-copy p {
  max-width: 430px;
  margin: 10px 0 0;
  color: #929088;
  font-size: 9px;
  line-height: 1.7;
}

/* Detail menu: warm residential editorial index, without nested cards. */
.r3-menu-surface.r3-detail-mode {
  --r3-detail-image: none;
  isolation: isolate;
  border-color: rgba(71, 65, 56, .14);
  background: linear-gradient(135deg, #9f978c 0%, #91897e 58%, #827a70 100%);
  box-shadow: 0 28px 86px rgba(59, 52, 43, .18);
  color: #2f302e;
}

.r3-menu-surface.r3-detail-mode::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 0;
  background-image: var(--r3-detail-image);
  background-position: center;
  background-size: cover;
  filter: saturate(.48) contrast(.82) brightness(.68);
  opacity: .18;
  transform: scale(1.015);
  transition: opacity .16s ease, transform .5s ease;
}

.r3-menu-surface.r3-detail-mode::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(160,152,141,.98) 0%, rgba(151,143,132,.95) 35%, rgba(137,129,119,.82) 67%, rgba(124,116,107,.76) 100%),
    radial-gradient(circle at 76% 48%, transparent 0 24%, rgba(116,108,99,.24) 66%);
}

.r3-menu-surface.r3-detail-mode.r3-detail-fading::before {
  opacity: .08;
  transform: scale(1.025);
}

.r3-menu-surface.r3-detail-mode .r3-menu-inner {
  position: relative;
  z-index: 1;
}

.r3-menu-surface.r3-detail-mode .r3-menu-head {
  border-bottom-color: rgba(72, 67, 58, .15);
}

.r3-menu-surface.r3-detail-mode .r3-menu-head small,
.r3-menu-surface.r3-detail-mode .r3-feature-aside > div > small,
.r3-menu-surface.r3-detail-mode .r3-card-copy small {
  color: #543a22;
}

.r3-menu-surface.r3-detail-mode .r3-menu-head h1,
.r3-menu-surface.r3-detail-mode .r3-feature-aside h2,
.r3-menu-surface.r3-detail-mode .r3-card-copy b {
  color: #151918;
  font-weight: 600;
}

.r3-menu-surface.r3-detail-mode .r3-menu-head p,
.r3-menu-surface.r3-detail-mode .r3-feature-aside p,
.r3-menu-surface.r3-detail-mode .r3-card-copy p {
  color: #343936;
  font-weight: 520;
}

html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-view,
.r3-menu-surface.r3-detail-mode .r3-feature-view {
  grid-template-columns: minmax(250px, .72fr) minmax(0, 1.55fr);
  gap: 0;
  padding: 30px 42px 32px;
}

html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-aside,
.r3-menu-surface.r3-detail-mode .r3-feature-aside {
  padding: 14px 34px 12px 8px;
  border: 0;
  border-right: 1px solid rgba(55, 52, 46, .24);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.r3-menu-surface.r3-detail-mode .r3-feature-aside h2 {
  margin-top: 18px;
  font-size: clamp(38px, 3.6vw, 56px);
  letter-spacing: -.025em;
  font-weight: 600;
}

.r3-menu-surface.r3-detail-mode .r3-feature-aside p {
  max-width: 300px;
  margin-top: 22px;
  font-size: 11.5px;
  line-height: 1.85;
}

.r3-menu-surface.r3-detail-mode .r3-back-to-hub {
  min-height: 34px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #29312f;
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: .02em;
}

.r3-menu-surface.r3-detail-mode .r3-back-to-hub:hover,
.r3-menu-surface.r3-detail-mode .r3-back-to-hub:focus-visible {
  color: #19384a;
  text-decoration: underline;
  text-underline-offset: 6px;
}

html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-grid,
.r3-menu-surface.r3-detail-mode .r3-feature-grid {
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0;
  padding: 0 18px 0 38px;
}

html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-card,
.r3-menu-surface.r3-detail-mode .r3-feature-card {
  width: 100%;
  min-height: 118px;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 18px 48px 18px 0;
  overflow: visible;
  border: 0;
  border-bottom: 1px solid rgba(55, 52, 46, .26);
  border-radius: 0;
  background: transparent;
  color: #151918;
  box-shadow: none;
  transition: border-color .2s ease, color .2s ease;
}

.r3-menu-surface.r3-detail-mode .r3-feature-card:first-child {
  border-top: 1px solid rgba(55, 52, 46, .26);
}

.r3-menu-surface.r3-detail-mode .r3-feature-card::after {
  content: "→";
  right: 4px;
  bottom: 50%;
  color: #19384a;
  font: 400 25px/1 Georgia, "Times New Roman", serif;
  opacity: 0;
  transform: translate(-10px, 50%);
  transition: opacity .2s ease, transform .2s ease;
}

.r3-menu-surface.r3-detail-mode .r3-feature-number {
  color: #42443f;
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: .16em;
}

.r3-menu-surface.r3-detail-mode .r3-card-copy {
  min-width: 0;
}

html.round-v4 .r3-menu-surface.r3-detail-mode .r3-card-copy b,
.r3-menu-surface.r3-detail-mode .r3-card-copy b {
  margin-top: 7px;
  font-size: clamp(24px, 2.15vw, 33px);
  font-weight: 600;
  letter-spacing: -.012em;
  transition: color .2s ease, transform .2s ease, font-size .2s ease;
}

.r3-menu-surface.r3-detail-mode .r3-card-copy p {
  max-width: 590px;
  margin-top: 7px;
  font-size: 10.5px;
  font-weight: 540;
  line-height: 1.55;
}

.r3-menu-surface.r3-detail-mode .r3-card-badge {
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #3c403c;
  font-size: 8.5px;
  font-weight: 650;
  letter-spacing: .12em;
}

html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-card:hover,
html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-card:focus-visible,
html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-card.is-focused,
.r3-menu-surface.r3-detail-mode .r3-feature-card:hover,
.r3-menu-surface.r3-detail-mode .r3-feature-card:focus-visible,
.r3-menu-surface.r3-detail-mode .r3-feature-card.is-focused {
  outline: none;
  border-bottom-color: rgba(25, 56, 74, .42);
  background: linear-gradient(90deg, transparent, rgba(25,56,74,.035) 42%, rgba(25,56,74,.07));
  color: #19384a;
  transform: none;
}

.r3-menu-surface.r3-detail-mode .r3-feature-card:hover .r3-card-copy b,
.r3-menu-surface.r3-detail-mode .r3-feature-card:focus-visible .r3-card-copy b,
.r3-menu-surface.r3-detail-mode .r3-feature-card.is-focused .r3-card-copy b {
  color: #19384a;
  transform: translateX(8px);
}

.r3-menu-surface.r3-detail-mode .r3-feature-card:hover::after,
.r3-menu-surface.r3-detail-mode .r3-feature-card:focus-visible::after,
.r3-menu-surface.r3-detail-mode .r3-feature-card.is-focused::after {
  opacity: 1;
  transform: translate(0, 50%);
}

.r3-menu-surface.r3-detail-mode .r3-feature-card:hover .r3-card-badge,
.r3-menu-surface.r3-detail-mode .r3-feature-card:focus-visible .r3-card-badge,
.r3-menu-surface.r3-detail-mode .r3-feature-card.is-focused .r3-card-badge {
  color: #543a22;
}

.r3-menu-surface.r3-detail-mode .r3-feature-grid.count-1 .r3-feature-card {
  min-height: 176px;
}

.r3-menu-surface.r3-detail-mode .r3-feature-grid.count-4 .r3-feature-card {
  min-height: 88px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.r3-menu-surface.r3-detail-mode .r3-feature-grid.count-4 .r3-card-copy b {
  font-size: clamp(21px, 1.85vw, 28px);
}

.r3-menu-surface.r3-detail-mode .r3-feature-grid.count-4 .r3-card-copy p {
  margin-top: 5px;
}

.r3-nav {
  position: fixed;
  z-index: 225;
  left: 50%;
  bottom: 18px;
  width: min(620px, calc(100vw - 80px));
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 6px;
  padding: 7px;
  transform: translate(-50%, 22px) scale(.985);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 20px;
  background: rgba(8,9,9,.91);
  box-shadow: 0 24px 70px rgba(0,0,0,.42);
  backdrop-filter: blur(22px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
}

.r3-nav.is-awake {
  opacity: 1;
  transform: translate(-50%, 0) scale(1);
  pointer-events: auto;
}

.r3-nav button {
  height: 62px;
  display: grid;
  grid-template-columns: 28px 1fr;
  align-items: center;
  gap: 9px;
  padding: 0 13px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: transparent;
  color: #aaa69e;
  text-align: left;
  cursor: pointer;
}

.r3-nav button:hover,
.r3-nav button:focus-visible,
.r3-nav button.is-focused,
.r3-nav button.active {
  outline: none;
  border-color: rgba(214,183,119,.48);
  background: rgba(214,183,119,.09);
  color: #ead6a9;
}

.r3-nav-icon {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 9px;
  font-size: 11px;
}

.r3-nav-copy b { display:block; font-size:9px; font-weight:500; }
.r3-nav-copy small { display:block; margin-top:4px; color:#77746e; font-size:7px; }

.r3-handle {
  position: fixed;
  z-index: 226;
  left: 50%;
  bottom: 18px;
  width: 74px;
  height: 28px;
  transform: translateX(-50%);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 999px;
  background: rgba(9,10,10,.74);
  color: #dbc18c;
  font-size: 7px;
  letter-spacing: .18em;
  opacity: 1;
  cursor: pointer;
  transition: opacity .2s ease;
}

.r3-handle.is-hidden { opacity:0; pointer-events:none; }

@media (max-width: 1100px), (max-height: 680px) {
  .r3-menu-surface { inset: 72px 28px 106px; }
  .r3-menu-inner { grid-template-rows: 76px minmax(0,1fr); }
  .r3-menu-head { padding: 0 20px; }
  .r3-hub-grid, .r3-feature-view { padding: 12px; gap: 8px; }
  .r3-category-card, .r3-feature-card { padding: 16px; }
  .r3-media-quick { padding: 12px; gap: 8px; }
  .r3-media-card { padding: 16px; }
  .r3-media-number { top: 16px; left: 16px; }
  .r3-media-state { top: 13px; right: 13px; }
  .r3-media-copy { right: 16px; bottom: 16px; left: 16px; }
  .r3-media-copy b { font-size: 24px; }
  .r3-media-copy p { margin: 8px 0 13px; font-size: 8px; }
  .r3-category-copy b, .r3-card-copy b { font-size: 20px; }
  .r3-feature-view { grid-template-columns: 205px minmax(0,1fr); }
  .r3-nav { bottom: 12px; }

  html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-view,
  .r3-menu-surface.r3-detail-mode .r3-feature-view {
    grid-template-columns: 210px minmax(0, 1fr);
    padding: 18px 24px 20px;
  }
  html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-aside,
  .r3-menu-surface.r3-detail-mode .r3-feature-aside { padding-right: 24px; }
  html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-grid,
  .r3-menu-surface.r3-detail-mode .r3-feature-grid { padding-left: 28px; }
  html.round-v4 .r3-menu-surface.r3-detail-mode .r3-feature-card,
  .r3-menu-surface.r3-detail-mode .r3-feature-card { min-height: 92px; }
  .r3-menu-surface.r3-detail-mode .r3-feature-grid.count-1 .r3-feature-card { min-height: 138px; }
  .r3-menu-surface.r3-detail-mode .r3-feature-grid.count-4 .r3-feature-card { min-height: 70px; }
  .r3-menu-surface.r3-detail-mode .r3-card-copy p { font-size: 8px; }
}