:root {
  color-scheme: dark;
  --bg: #080a0d;
  --panel: #14171d;
  --line: rgba(244, 240, 232, 0.16);
  --text: #f4f0e8;
  --muted: #b8b1a6;
  --amber: #f2b84b;
  --green: #74d38b;
  --cyan: #72d2db;
  --owner: #f05d5d;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
}

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    linear-gradient(135deg, rgba(242, 184, 75, 0.1), transparent 38%),
    linear-gradient(315deg, rgba(114, 210, 219, 0.08), transparent 42%),
    var(--bg);
  color: var(--text);
}

button,
input,
textarea {
  font: inherit;
}

button {
  -webkit-tap-highlight-color: transparent;
}

.chat-shell {
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  padding: 14px;
}

.chat-room {
  min-height: calc(100vh - 28px);
  min-height: calc(100dvh - 28px);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(90deg, transparent 0 48%, rgba(244, 240, 232, 0.04) 48% 50%, transparent 50%),
    linear-gradient(0deg, transparent 0 48%, rgba(244, 240, 232, 0.035) 48% 50%, transparent 50%),
    rgba(10, 12, 16, 0.92);
  background-size: 84px 84px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
  isolation: isolate;
}

.chat-room::before {
  content: "";
  position: absolute;
  inset: -4%;
  z-index: -2;
  background-image: url("../assets/intro/rap-studio-control-room.webp");
  background-position: center;
  background-size: cover;
  opacity: 0.25;
  filter: saturate(0.95) contrast(1.08);
  animation: roomDrift 18s ease-in-out infinite alternate;
}

.chat-room::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 22%, rgba(242, 184, 75, 0.2), transparent 30%),
    radial-gradient(circle at 82% 76%, rgba(116, 211, 139, 0.13), transparent 28%),
    linear-gradient(180deg, rgba(8, 10, 13, 0.48), rgba(8, 10, 13, 0.92));
  animation: roomGlow 8s ease-in-out infinite alternate;
}

.chat-header,
.chat-compose {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 10, 13, 0.68);
  backdrop-filter: blur(16px);
}

.chat-brand,
.chat-header nav a,
.chat-compose button,
.chat-panel-top button {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(244, 240, 232, 0.16);
  border-radius: 7px;
  padding: 0 12px;
  color: var(--text);
  font-weight: 900;
  text-decoration: none;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
}

.chat-brand,
.chat-compose button {
  border-color: rgba(242, 184, 75, 0.48);
  background: rgba(242, 184, 75, 0.14);
  color: var(--amber);
  text-transform: uppercase;
}

.chat-header nav a:hover,
.chat-panel-top button:hover,
.chat-compose button:hover,
.emoji-row button:hover,
.avatar-grid button:hover,
.color-grid button:hover {
  transform: translateY(-2px);
}

.chat-header nav a[aria-current="page"] {
  border-color: rgba(242, 184, 75, 0.48);
  background: rgba(242, 184, 75, 0.12);
  color: var(--amber);
}

.chat-header span,
.identity-card span,
.chat-status-card span,
.chat-rules span,
.chat-panel-top span,
.chat-compose span {
  color: var(--amber);
  font-size: 0.74rem;
  font-weight: 950;
  text-transform: uppercase;
}

.chat-header strong,
.identity-card strong,
.chat-status-card strong,
.chat-panel-top strong {
  display: block;
  margin-top: 2px;
  color: var(--text);
  font-size: 1rem;
}

.chat-header nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: end;
  gap: 7px;
}

.chat-stage {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(270px, 0.35fr) minmax(0, 1fr);
  gap: 12px;
  padding: 12px;
}

.chat-sidebar {
  min-height: 0;
  display: grid;
  align-content: start;
  gap: 12px;
}

.identity-card,
.chat-status-card,
.chat-rules,
.chat-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(16, 18, 24, 0.76);
  backdrop-filter: blur(14px);
}

.identity-card {
  display: grid;
  gap: 13px;
  padding: 14px;
  border-color: rgba(242, 184, 75, 0.26);
  box-shadow: inset 0 0 0 1px rgba(242, 184, 75, 0.04);
}

.identity-top {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 12px;
}

.identity-top p,
.chat-status-card p,
.chat-rules p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 720;
  line-height: 1.4;
}

.avatar-preview {
  --profile-color: var(--amber);
  width: 62px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--profile-color) 62%, transparent);
  border-radius: 50%;
  background:
    radial-gradient(circle at 32% 28%, rgba(255, 255, 255, 0.28), transparent 22%),
    color-mix(in srgb, var(--profile-color) 28%, rgba(8, 10, 13, 0.86));
  box-shadow:
    0 0 0 4px color-mix(in srgb, var(--profile-color) 12%, transparent),
    0 14px 34px color-mix(in srgb, var(--profile-color) 26%, transparent);
  font-size: 1.8rem;
}

.avatar-preview[data-flair="gold"],
.avatar-preview[data-flair="neon"],
.avatar-preview[data-flair="royal"],
.avatar-preview[data-flair="carbon"] {
  position: relative;
  box-shadow:
    0 0 0 4px color-mix(in srgb, var(--profile-color) 12%, transparent),
    0 0 0 7px rgba(242, 184, 75, 0.1),
    0 16px 42px color-mix(in srgb, var(--profile-color) 34%, transparent);
}

.avatar-preview[data-flair="neon"] {
  border-color: rgba(114, 210, 219, 0.72);
  box-shadow: 0 0 0 4px rgba(114, 210, 219, 0.12), 0 0 28px rgba(114, 210, 219, 0.34);
}

.avatar-preview[data-flair="royal"] {
  border-color: rgba(182, 140, 255, 0.72);
  box-shadow: 0 0 0 4px rgba(182, 140, 255, 0.12), 0 0 28px rgba(182, 140, 255, 0.34);
}

.avatar-preview[data-flair="carbon"] {
  border-color: rgba(217, 224, 231, 0.66);
  box-shadow: 0 0 0 4px rgba(217, 224, 231, 0.1), 0 0 22px rgba(217, 224, 231, 0.24);
}

.identity-name,
.editor-group {
  min-width: 0;
  display: grid;
  gap: 7px;
}

.identity-name input,
.chat-compose textarea {
  width: 100%;
  border: 1px solid rgba(244, 240, 232, 0.16);
  border-radius: 7px;
  background: rgba(8, 10, 13, 0.72);
  color: var(--text);
  outline: none;
}

.identity-name input {
  min-height: 42px;
  padding: 9px 11px;
}

.identity-name input:focus,
.chat-compose textarea:focus {
  border-color: rgba(242, 184, 75, 0.58);
  box-shadow: 0 0 0 3px rgba(242, 184, 75, 0.12);
}

.avatar-grid,
.color-grid,
.emoji-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.avatar-grid button,
.color-grid button,
.emoji-row button {
  min-width: 38px;
  min-height: 38px;
  border: 1px solid rgba(244, 240, 232, 0.16);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  cursor: pointer;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease;
}

.avatar-grid button {
  font-size: 1.18rem;
}

.avatar-grid button.is-selected,
.color-grid button.is-selected {
  border-color: rgba(242, 184, 75, 0.7);
  box-shadow: 0 0 0 3px rgba(242, 184, 75, 0.13);
}

.color-grid button {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.22), transparent 44%),
    var(--swatch);
}

.color-grid button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
  transform: none;
}

.chat-status-card,
.chat-rules {
  padding: 14px;
}

.chat-status-card strong {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.chat-shop-card {
  display: grid;
  gap: 10px;
  border-color: rgba(242, 184, 75, 0.28);
  background:
    linear-gradient(135deg, rgba(242, 184, 75, 0.1), transparent 52%),
    rgba(16, 18, 24, 0.82);
}

.chat-shop-button {
  min-height: 38px;
  width: 100%;
  border: 1px solid rgba(242, 184, 75, 0.46);
  border-radius: 7px;
  background: rgba(242, 184, 75, 0.14);
  color: var(--amber);
  font-weight: 950;
  cursor: pointer;
}

.live-dot {
  width: 10px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(116, 211, 139, 0.42);
  animation: livePulse 1.3s ease-out infinite;
}

.chat-panel {
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
}

.chat-panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 10, 13, 0.42);
}

.chat-panel-top button {
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
}

.message-list {
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: auto;
  margin: 0;
  padding: 14px;
  list-style: none;
  scroll-behavior: smooth;
}

.message-item {
  --message-color: var(--amber);
  max-width: min(800px, 94%);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  border: 1px solid color-mix(in srgb, var(--message-color) 36%, rgba(244, 240, 232, 0.1));
  border-radius: 8px;
  padding: 10px;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--message-color) 16%, transparent), transparent 48%),
    rgba(8, 10, 13, 0.68);
  animation: messagePop 240ms ease both;
}

.message-avatar {
  width: 44px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--message-color) 58%, transparent);
  border-radius: 50%;
  background: color-mix(in srgb, var(--message-color) 24%, rgba(8, 10, 13, 0.92));
  color: var(--text);
  font-size: 1.2rem;
  font-weight: 950;
  box-shadow: 0 8px 20px color-mix(in srgb, var(--message-color) 18%, transparent);
}

.message-body {
  min-width: 0;
}

.message-item.is-own {
  align-self: flex-end;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--message-color) 22%, transparent), transparent 54%),
    rgba(18, 20, 25, 0.86);
}

.message-item.is-system {
  border-color: rgba(114, 210, 219, 0.3);
  background:
    linear-gradient(135deg, rgba(114, 210, 219, 0.12), transparent 50%),
    rgba(8, 10, 13, 0.66);
}

.message-item.is-owner {
  border-color: rgba(240, 93, 93, 0.5);
}

.message-item[data-flair="gold"] {
  border-color: rgba(255, 209, 93, 0.58);
  background:
    linear-gradient(135deg, rgba(255, 209, 93, 0.18), transparent 52%),
    rgba(8, 10, 13, 0.72);
  box-shadow: 0 14px 34px rgba(255, 209, 93, 0.1);
}

.message-item[data-flair="neon"] {
  border-color: rgba(114, 210, 219, 0.6);
  background:
    linear-gradient(135deg, rgba(114, 210, 219, 0.18), transparent 52%),
    rgba(8, 10, 13, 0.72);
  box-shadow: 0 14px 34px rgba(114, 210, 219, 0.1);
}

.message-item[data-flair="royal"] {
  border-color: rgba(182, 140, 255, 0.62);
  background:
    linear-gradient(135deg, rgba(182, 140, 255, 0.18), transparent 52%),
    rgba(8, 10, 13, 0.72);
  box-shadow: 0 14px 34px rgba(182, 140, 255, 0.1);
}

.message-item[data-flair="carbon"] {
  border-color: rgba(217, 224, 231, 0.55);
  background:
    linear-gradient(135deg, rgba(217, 224, 231, 0.15), transparent 52%),
    rgba(8, 10, 13, 0.78);
  box-shadow: 0 14px 34px rgba(217, 224, 231, 0.1);
}

.message-avatar[data-flair="gold"],
.message-meta strong[data-flair="gold"] {
  color: #ffd15d;
}

.message-avatar[data-flair="neon"],
.message-meta strong[data-flair="neon"] {
  color: var(--cyan);
}

.message-avatar[data-flair="royal"],
.message-meta strong[data-flair="royal"] {
  color: #b68cff;
}

.message-avatar[data-flair="carbon"],
.message-meta strong[data-flair="carbon"] {
  color: #d9e0e7;
}

.message-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 7px;
}

.message-meta strong {
  color: color-mix(in srgb, var(--message-color) 72%, var(--text));
  font-size: 0.88rem;
}

.message-meta time {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
}

.message-item p {
  margin: 0;
  color: #f0e6d7;
  font-weight: 740;
  line-height: 1.42;
  overflow-wrap: anywhere;
}

.chat-compose {
  grid-template-columns: minmax(0, 1fr) auto auto;
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

.chat-compose label {
  min-width: 0;
  display: grid;
  gap: 6px;
}

.chat-compose textarea {
  min-height: 54px;
  max-height: 140px;
  resize: vertical;
  padding: 10px 11px;
}

.chat-compose button {
  min-width: 110px;
  min-height: 54px;
  align-self: end;
  cursor: pointer;
}

.chat-compose button:disabled {
  cursor: wait;
  opacity: 0.62;
}

.emoji-row {
  align-self: end;
  max-width: 286px;
}

.emoji-row button {
  min-width: 42px;
  min-height: 42px;
  font-size: 1.08rem;
}

.emoji-row button.is-locked {
  min-width: 74px;
  padding: 0 9px;
  border-color: rgba(242, 184, 75, 0.36);
  background: rgba(242, 184, 75, 0.1);
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 950;
}

@keyframes roomDrift {
  from {
    transform: scale(1.02) translate3d(-0.8%, -0.4%, 0);
  }

  to {
    transform: scale(1.08) translate3d(0.8%, 0.6%, 0);
  }
}

@keyframes roomGlow {
  from {
    opacity: 0.82;
  }

  to {
    opacity: 1;
  }
}

@keyframes livePulse {
  to {
    box-shadow: 0 0 0 10px rgba(116, 211, 139, 0);
  }
}

@keyframes messagePop {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.985);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 900px) {
  .chat-shell {
    padding: 8px;
  }

  .chat-room {
    min-height: calc(100vh - 16px);
    min-height: calc(100dvh - 16px);
  }

  .chat-header,
  .chat-stage,
  .chat-compose {
    grid-template-columns: 1fr;
  }

  .chat-header nav {
    justify-content: start;
  }

  .chat-stage {
    grid-template-columns: 1fr;
  }

  .chat-sidebar {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }

  .chat-rules {
    display: none;
  }

  .emoji-row {
    max-width: none;
  }
}

@media (max-width: 560px) {
  .chat-shell {
    padding: 0;
  }

  .chat-room {
    min-height: 100vh;
    min-height: 100dvh;
    border-radius: 0;
    border-left: 0;
    border-right: 0;
  }

  .chat-header nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .chat-sidebar {
    grid-template-columns: 1fr;
  }

  .chat-status-card {
    display: none;
  }

  .chat-stage {
    padding: 8px;
  }

  .identity-card {
    gap: 10px;
  }

  .avatar-grid,
  .color-grid,
  .emoji-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .message-list {
    padding: 10px;
  }

  .message-item {
    max-width: 100%;
    grid-template-columns: 38px minmax(0, 1fr);
  }

  .message-avatar {
    width: 38px;
    font-size: 1rem;
  }

  .chat-compose {
    padding: 10px;
  }

  .chat-compose button,
  .emoji-row button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}