:root {
  color-scheme: dark;
  --bg: #0b0f17;
  --surface: #121824;
  --line: #252c3a;
  --text: #eff2f8;
  --muted: #8e99ac;
  --mint: #8bffd1;
  --purple: #a794fa;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font:
    15px/1.6 "Segoe UI",
    system-ui,
    sans-serif;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
select {
  font: inherit;
}
button,
a,
input,
select {
  touch-action: manipulation;
}
button {
  cursor: pointer;
}
button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 4px;
}
header {
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  border-bottom: 1px solid var(--line);
  padding: 0 max(5vw, 24px);
  background: #0b0f17;
}
header .brand {
  font-size: 20px;
  font-weight: 850;
  letter-spacing: 1.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-symbol {
  font-size: 38px;
  line-height: 1;
  color: var(--mint);
}
.beta {
  font: 9px/1.5 system-ui;
  letter-spacing: 1px;
  padding: 4px 6px;
  background: #1b2530;
  color: var(--mint);
  border-radius: 3px;
}
nav {
  display: flex;
  gap: 28px;
}
nav a {
  font-size: 13px;
  color: var(--muted);
}
nav a:hover,
nav a.active {
  color: var(--text);
}
.profile {
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.status-dot {
  width: 7px;
  height: 7px;
  background: var(--mint);
  border-radius: 50%;
}
main {
  max-width: 1440px;
  min-height: 70vh;
  margin: 0 auto;
  padding: 42px max(5vw, 24px) 70px;
}
h1,
h2,
h3,
p {
  margin-top: 0;
}
h1 {
  font-size: clamp(38px, 4.5vw, 64px);
  letter-spacing: -2.4px;
  line-height: 1.05;
  font-weight: 800;
}
h2 {
  font-size: 25px;
  letter-spacing: -0.6px;
}
h3 {
  font-size: 17px;
  line-height: 1.3;
}
.eyebrow {
  color: var(--mint);
  font-size: 10px;
  letter-spacing: 2.5px;
  font-weight: 700;
  text-transform: uppercase;
}
.muted {
  color: var(--muted);
}
.hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 35px;
  min-height: 390px;
  padding: 44px;
  background: linear-gradient(115deg, #1b2633, #141928 60%);
  border: 1px solid #2c3948;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
}
.hero p {
  max-width: 400px;
  color: #b7c2d1;
  font-size: 15px;
}
.hero h1 span {
  color: var(--mint);
}
.hero-visual {
  position: relative;
  min-height: 300px;
  display: grid;
  place-content: center;
  background: radial-gradient(ellipse at center, #243554, transparent 65%);
}
.orbit {
  height: 220px;
  width: 220px;
  border: 1px solid #52698b;
  transform: rotate(30deg);
  border-radius: 50%;
  position: relative;
  box-shadow:
    0 0 75px #86eac917,
    inset 0 0 50px #87bbff09;
}
.orbit:before,
.orbit:after {
  content: "";
  position: absolute;
  inset: 25px -35px;
  border: 1px solid #48688a;
  border-radius: 50%;
  transform: rotate(65deg);
}
.orbit:after {
  inset: -15px 45px;
  transform: rotate(-30deg);
}
.orbit .orb {
  position: absolute;
  inset: 60px;
  border-radius: 50%;
  background: radial-gradient(
    circle at 25% 25%,
    #dffff4,
    #8dffd0 35%,
    #538fb8 75%,
    #263751
  );
  box-shadow: 0 0 70px #8affcf55;
}
.visual-tag {
  position: absolute;
  bottom: 15px;
  right: 8px;
  padding: 8px 13px;
  border: 1px solid #41516a;
  background: #142034;
  border-radius: 6px;
  font-size: 10px;
  color: #9faec7;
  letter-spacing: 2px;
}
.buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 24px 0 0;
}
.button,
button {
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #1b2230;
  color: var(--text);
  padding: 11px 17px;
  font-weight: 600;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.button.primary,
button.primary {
  background: var(--mint);
  color: #09251c;
  border-color: var(--mint);
}
button:hover,
.button:hover {
  filter: brightness(1.12);
}
.stats-strip {
  display: flex;
  gap: 32px;
  margin: 27px 0 42px;
  color: var(--muted);
  font-size: 12px;
  flex-wrap: wrap;
}
.stats-strip strong {
  color: var(--text);
  margin-right: 6px;
  font-size: 17px;
}
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 35px 0 20px;
}
.section-head h2 {
  margin: 0;
}
.section-head a {
  font-size: 12px;
  color: var(--mint);
}
.catalog-tools {
  display: flex;
  gap: 12px;
  margin: 22px 0 26px;
  flex-wrap: wrap;
}
input,
select {
  background: #111722;
  color: var(--text);
  border: 1px solid #30394a;
  border-radius: 7px;
  padding: 11px 15px;
}
input[type="search"] {
  flex: 1;
  min-width: 220px;
}
input::placeholder {
  color: #748096;
}
.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}
.card {
  border: 1px solid #232b38;
  background: #101620;
  border-radius: 10px;
  overflow: hidden;
  transition:
    transform 0.18s,
    border-color 0.18s;
}
.card:hover {
  transform: translateY(-3px);
  border-color: #48586d;
}
.cover {
  height: 155px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 80% 0%, var(--cover, #294743), transparent 90%),
    #121d2a;
  padding: 20px;
}
.cover:after {
  content: "✕";
  position: absolute;
  right: -12px;
  bottom: -62px;
  font-size: 230px;
  color: #ffffff08;
  transform: rotate(-15deg);
  line-height: 1;
}
.cover-title {
  font-size: clamp(18px, 2vw, 25px);
  font-weight: 850;
  line-height: 1.1;
  letter-spacing: -0.6px;
  text-transform: uppercase;
  text-align: center;
  text-shadow: 0 2px 15px #0008;
}
.card-body {
  padding: 17px;
}
.card h3 {
  margin: 0 0 8px;
}
.card .meta {
  font-size: 11px;
  color: var(--muted);
}
.badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.badge {
  font-size: 9px;
  letter-spacing: 1px;
  font-weight: 700;
  padding: 3px 6px;
  border: 1px solid #384255;
  border-radius: 3px;
  color: #aab7c9;
}
.badge.mint {
  color: var(--mint);
  background: #173127;
  border-color: #285545;
}
.badge.purple {
  color: #baa9ff;
  background: #28223c;
  border-color: #493b65;
}
.badge.amber {
  color: #e9c98c;
  background: #332b1e;
  border-color: #59482e;
}
.notice {
  background: #121d27;
  border: 1px solid #2b3d50;
  border-radius: 8px;
  padding: 16px 20px;
  color: #a5b6ca;
  font-size: 13px;
  margin: 24px 0;
}
.notice strong {
  color: #dce7f7;
}
.detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}
.detail .cover {
  height: 330px;
  border-radius: 12px;
}
.detail .cover-title {
  font-size: 55px;
}
.detail h1 {
  font-size: 42px;
  margin: 15px 0;
}
.facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  margin: 24px 0;
}
.fact span {
  display: block;
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.fact strong {
  font-size: 13px;
}
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 26px;
}
.two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.panel h2 {
  font-size: 21px;
}
.panel label {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin: 12px 0 6px;
}
.panel input {
  max-width: 100%;
  width: 100%;
}
.room-code {
  font: 700 40px/1.3 monospace;
  letter-spacing: 7px;
  color: var(--mint);
}
.members {
  list-style: none;
  padding: 0;
  margin: 20px 0;
}
.members li {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.room-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
}
.game-stage {
  border: 1px solid #354257;
  background: #070b13;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 16/10;
  display: flex;
  align-items: center;
  justify-content: center;
}
.game-stage iframe {
  width: 100%;
  height: 100%;
  border: 0;
}
.game-stage:fullscreen {
  aspect-ratio: auto;
  border-radius: 0;
}
.game-tools {
  display: flex;
  gap: 10px;
  margin: 15px 0;
  align-items: center;
  flex-wrap: wrap;
}
.game-tools button {
  padding: 8px 12px;
}
.game-tools input {
  width: 95px;
  padding: 0;
}
.quality {
  font: 11px monospace;
  color: var(--mint);
}
.empty {
  padding: 50px;
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: 10px;
  color: var(--muted);
}
.loading {
  padding: 90px;
  text-align: center;
  color: var(--muted);
}
#toast {
  position: fixed;
  bottom: 25px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 20px;
  background: #25384a;
  border: 1px solid #56718d;
  border-radius: 8px;
  max-width: 90vw;
  display: none;
  z-index: 10;
}
footer {
  border-top: 1px solid var(--line);
  padding: 28px max(5vw, 24px);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 11px;
  color: var(--muted);
}
footer .brand {
  color: #c6d0df;
  font-weight: 800;
  letter-spacing: 1px;
}
details {
  font-size: 13px;
  color: var(--muted);
}
summary {
  cursor: pointer;
  color: #c5d4e7;
}
.back {
  display: inline-block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 25px;
}
.session-badge {
  font: 10px monospace;
  color: var(--purple);
}
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin: 30px 0;
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
@media (max-width: 1050px) {
  .grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .beta {
    display: none;
  }
  .room-layout {
    grid-template-columns: 1fr;
  }
  .room-layout .panel {
    order: -1;
  }
}
@media (max-width: 760px) {
  header {
    height: auto;
    padding: 20px;
    flex-wrap: wrap;
    gap: 18px;
  }
  header .brand {
    font-size: 17px;
  }
  nav {
    order: 3;
    width: 100%;
    justify-content: space-between;
    gap: 16px;
  }
  .profile {
    font-size: 10px;
  }
  .hero {
    grid-template-columns: 1fr;
    padding: 30px;
    min-height: 0;
  }
  .hero-visual {
    display: none;
  }
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
  .cover {
    height: 125px;
  }
  .detail,
  .two-columns {
    grid-template-columns: 1fr;
  }
  .detail .cover {
    height: 230px;
  }
  .detail .cover-title {
    font-size: 40px;
  }
  .stats-strip {
    gap: 18px;
  }
  .card-body {
    padding: 12px;
  }
  .card h3 {
    font-size: 14px;
  }
  footer span {
    display: none;
  }
  main {
    padding-top: 28px;
  }
  .hero h1 {
    font-size: 45px;
  }
  .catalog-tools select {
    flex: 1;
  }
  .facts {
    gap: 14px;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}
.auth-layout { display: grid; grid-template-columns: 1fr minmax(300px, 480px); gap: 7%; align-items: start; max-width: 1100px; margin: 24px auto; }
.auth-layout h1 { font-size: clamp(38px, 5vw, 64px); }
.auth-panel h2 { margin-top: 28px; }
.auth-tabs { display: flex; gap: 24px; border-bottom: 1px solid var(--line); padding-bottom: 12px; }
.auth-tabs a { color: var(--muted); }
.auth-tabs a[aria-current] { color: var(--mint); }
.field-help { margin: 5px 0 18px; font-size: 12px; color: var(--muted); }
.form-error, .save-warning { color: #ffd49a; font-size: 13px; }
.form-error:empty { display: none; }
.guest-link { margin: 24px 0 0; }
.save-list { display: grid; gap: 16px; margin: 30px 0; }
.save-card { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.save-card h2 { margin: 0; font-size: 23px; }
.save-card p { margin: 6px 0; }
.save-card .buttons { flex-wrap: wrap; margin: 0; }
.save-status-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin: 12px 0; }
.save-status-row p { flex: 1; min-width: 200px; }
.save-status-row a { font-size: 12px; color: var(--mint); }
button.danger { color: #ffb8b8; border-color: #764d58; }
.account-panel { max-width: 650px; }
.confirm-dialog { color: var(--text); background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 28px; max-width: min(520px, 90vw); }
.confirm-dialog::backdrop { background: #060a12cc; }
.guest-save { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 14px; }
@media (max-width: 760px) {
  .auth-layout { grid-template-columns: 1fr; gap: 24px; margin-top: 0; }
  .save-card { align-items: flex-start; flex-direction: column; }
  nav { gap: 10px; }
  nav a { font-size: 12px; }
}