:root {
  --bg-0: #050814;
  --bg-1: #09111f;
  --bg-2: #10203c;
  --bg-3: #12374a;
  --panel: rgba(12, 19, 34, 0.86);
  --panel-2: rgba(255, 255, 255, 0.06);
  --panel-3: rgba(255, 255, 255, 0.12);
  --text: #f8fbff;
  --muted: #9eaaca;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.2);
  --primary: #f4bd4d;
  --primary-2: #ff7d56;
  --accent: #5dd9ff;
  --accent-2: #7dffbe;
  --danger: #ff5e8f;
  --ok: #66efb0;
  --shadow: 0 32px 90px rgba(0, 0, 0, 0.45);
  --radius: 30px;
  --radius-sm: 20px;
  --font-title: "Chakra Petch", "Trebuchet MS", sans-serif;
  --font-body: "Sora", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  font-family: var(--font-body);
  background:
    radial-gradient(circle at top left, rgba(244, 189, 77, 0.15), transparent 20%),
    radial-gradient(circle at top right, rgba(93, 217, 255, 0.12), transparent 24%),
    radial-gradient(circle at bottom center, rgba(255, 94, 143, 0.12), transparent 24%),
    linear-gradient(160deg, var(--bg-3) 0%, var(--bg-2) 20%, var(--bg-1) 56%, var(--bg-0) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.75), transparent 90%);
  opacity: 0.28;
}

.bg-orbs {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.bg-orbs span {
  position: absolute;
  width: 34vw;
  height: 34vw;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.22;
  animation: float 14s ease-in-out infinite;
}

.bg-orbs span:nth-child(1) {
  top: 0;
  left: -10vw;
  background: #ff9e58;
}

.bg-orbs span:nth-child(2) {
  top: 16vh;
  right: -12vw;
  background: #54dfff;
  animation-delay: -4s;
}

.bg-orbs span:nth-child(3) {
  bottom: -16vw;
  left: 38vw;
  background: #ff5e8f;
  animation-delay: -7s;
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  width: min(1280px, calc(100% - 32px));
  margin: 0 auto;
  padding: 26px 0 48px;
}

.view {
  display: none;
}

.view.is-active {
  display: block;
}

.glass {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero-card {
  position: relative;
  width: min(860px, 100%);
  margin: 7vh auto;
  padding: 56px 52px;
  overflow: hidden;
  border-radius: 42px;
  text-align: center;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.1), transparent 32%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04)),
    rgba(10, 16, 31, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: var(--shadow);
}

.hero-card::before,
.hero-card::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
}

.hero-card::before {
  top: -90px;
  right: -40px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(93, 217, 255, 0.22), transparent 68%);
}

.hero-card::after {
  bottom: -120px;
  left: -30px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(255, 125, 86, 0.2), transparent 70%);
}

.brand-mark {
  width: 88px;
  height: 88px;
  margin: 0 auto 18px;
  display: grid;
  place-items: center;
  border-radius: 30px;
  font-size: 44px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #261403;
  box-shadow: 0 22px 54px rgba(255, 125, 86, 0.34);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 11px;
  font-weight: 800;
}

.hero-card h1,
.topbar h2,
.panel h3 {
  font-family: var(--font-title);
}

.hero-card h1 {
  margin: 0 0 16px;
  font-size: clamp(46px, 8vw, 92px);
  line-height: 0.88;
}

.hero-text {
  max-width: 660px;
  margin: 0 auto 30px;
  color: #d7e0f8;
  font-size: 18px;
  line-height: 1.7;
}

.login-form {
  max-width: 650px;
  margin: 0 auto;
  text-align: left;
}

.login-form label,
label {
  display: block;
  margin: 0 0 8px;
  color: #edf3ff;
  font-weight: 700;
}

.input-row {
  display: flex;
  gap: 12px;
}

input,
select {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 16px 18px;
  color: var(--text);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03)),
    rgba(4, 10, 21, 0.82);
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s, transform 0.18s;
}

input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

input:focus,
select:focus {
  border-color: rgba(93, 217, 255, 0.58);
  box-shadow: 0 0 0 4px rgba(93, 217, 255, 0.12);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 0;
  border-radius: 18px;
  padding: 14px 18px;
  color: var(--text);
  font-weight: 800;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.16s, box-shadow 0.16s, opacity 0.16s, background 0.16s, border-color 0.16s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0) scale(0.985);
}

.btn:disabled {
  opacity: 0.56;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  color: #2b1705;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 16px 34px rgba(255, 125, 86, 0.22);
}

.btn-soft {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--line);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
}

.btn-danger {
  background: rgba(255, 94, 143, 0.14);
  border: 1px solid rgba(255, 94, 143, 0.3);
  color: #ffdce9;
}

.btn-full {
  width: 100%;
  margin-top: 14px;
}

#copySiteLinkBtn::before { content: "↗"; }
#logoutBtn::before { content: "◎"; }
#createRoomBtn::before { content: "✦"; }
#joinByCodeBtn::before { content: "⌁"; }
#copyRoomLinkBtn::before { content: "⤴"; }
#resetGameBtn::before { content: "↻"; }
#leaveRoomBtn::before { content: "✕"; }

.mini-steps {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.mini-steps span,
.badge,
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 13px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.07);
  color: #e8efff;
  font-size: 12px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px;
  margin-bottom: 20px;
  border-radius: var(--radius);
}

.topbar h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
}

.top-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 18px;
}

.panel {
  padding: 24px;
  border-radius: var(--radius);
}

.panel h3 {
  margin: 0 0 8px;
  font-size: 24px;
}

.panel h4 {
  margin: 0;
  font-family: var(--font-title);
  font-size: 18px;
}

.panel p {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.6;
}

.create-panel,
.players-panel {
  position: relative;
  overflow: hidden;
}

.create-panel::before,
.players-panel::before,
.rooms-panel::before,
.game-panel::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), transparent 70%);
  pointer-events: none;
}

.create-panel select {
  margin-bottom: 6px;
}

.catalog-block {
  margin-top: 16px;
}

.catalog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.catalog-preview {
  display: grid;
  gap: 10px;
  max-height: 330px;
  overflow: auto;
  padding-right: 4px;
}

.catalog-card {
  --room-accent: #f4bd4d;
  --room-accent-2: #ff7d56;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03)),
    rgba(7, 12, 24, 0.66);
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition: transform 0.16s, border-color 0.16s, box-shadow 0.16s;
}

.catalog-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.14);
}

.catalog-card.is-active {
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.22);
}

.catalog-card-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--room-accent), var(--room-accent-2));
  color: #12151d;
  font-size: 1.1rem;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
}

.catalog-card-copy {
  display: grid;
  gap: 4px;
}

.catalog-card-copy b {
  font-size: 14px;
}

.catalog-card-copy small {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 10px;
}

.catalog-card-tag {
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.68);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 10px;
  font-weight: 800;
}

.join-box {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.section-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.rooms-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.room-card {
  --room-accent: #f4bd4d;
  --room-accent-2: #ff7d56;
  position: relative;
  display: grid;
  gap: 16px;
  overflow: hidden;
  padding: 20px;
  border-radius: 26px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.08), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    rgba(9, 15, 28, 0.88);
  transition: transform 0.18s, border-color 0.18s, box-shadow 0.18s;
  animation: pop 0.32s ease both;
}

.room-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--room-accent), var(--room-accent-2), transparent 90%);
}

.room-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.24);
}

.room-card[data-game="tictactoe"] { --room-accent: #ffb864; --room-accent-2: #ffe17d; }
.room-card[data-game="connect4"] { --room-accent: #ff7759; --room-accent-2: #ffe375; }
.room-card[data-game="checkers"] { --room-accent: #ffaf69; --room-accent-2: #ffe1a7; }
.room-card[data-game="chess"] { --room-accent: #9d8cff; --room-accent-2: #c7bdff; }
.room-card[data-game="quiz"] { --room-accent: #ff77a6; --room-accent-2: #ffd0df; }
.room-card[data-game="rps"] { --room-accent: #8f8dff; --room-accent-2: #8af7ff; }
.room-card[data-game="gomoku"] { --room-accent: #83f8c5; --room-accent-2: #f8d96a; }
.room-card[data-game="nim"] { --room-accent: #ffd86f; --room-accent-2: #ff8f70; }
.room-card[data-game="reflex"] { --room-accent: #81ecff; --room-accent-2: #8d88ff; }
.room-card[data-game="hangman"] { --room-accent: #ffd56b; --room-accent-2: #ff7d84; }
.room-card[data-game="mastermind"] { --room-accent: #8fdcff; --room-accent-2: #ff9a77; }

.catalog-card[data-game="tictactoe"] { --room-accent: #ffb864; --room-accent-2: #ffe17d; }
.catalog-card[data-game="connect4"] { --room-accent: #ff7759; --room-accent-2: #ffe375; }
.catalog-card[data-game="checkers"] { --room-accent: #ffaf69; --room-accent-2: #ffe1a7; }
.catalog-card[data-game="chess"] { --room-accent: #9d8cff; --room-accent-2: #c7bdff; }
.catalog-card[data-game="quiz"] { --room-accent: #ff77a6; --room-accent-2: #ffd0df; }
.catalog-card[data-game="rps"] { --room-accent: #8f8dff; --room-accent-2: #8af7ff; }
.catalog-card[data-game="gomoku"] { --room-accent: #83f8c5; --room-accent-2: #f8d96a; }
.catalog-card[data-game="nim"] { --room-accent: #ffd86f; --room-accent-2: #ff8f70; }
.catalog-card[data-game="reflex"] { --room-accent: #81ecff; --room-accent-2: #8d88ff; }
.catalog-card[data-game="hangman"] { --room-accent: #ffd56b; --room-accent-2: #ff7d84; }
.catalog-card[data-game="mastermind"] { --room-accent: #8fdcff; --room-accent-2: #ff9a77; }

.room-card-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
}

.room-card-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  font-size: 1.55rem;
  color: #0f1116;
  background: linear-gradient(135deg, var(--room-accent), var(--room-accent-2));
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.24);
}

.room-card-copy h4 {
  margin: 4px 0 0;
  font-size: 1.3rem;
}

.room-card-tag {
  margin: 0;
  color: rgba(255, 255, 255, 0.58);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 10px;
  font-weight: 800;
}

.room-card-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.room-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.empty-state:empty::after {
  content: "Nenhuma sala aberta ainda. Crie uma sala para começar.";
  display: block;
  padding: 28px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed rgba(255, 255, 255, 0.16);
  border-radius: 24px;
}

.room-topbar {
  align-items: stretch;
}

.link-button {
  padding: 0;
  margin-bottom: 8px;
  border: 0;
  background: transparent;
  color: var(--accent);
  font-weight: 700;
  cursor: pointer;
}

#roomTitle {
  display: flex;
  align-items: center;
  gap: 14px;
}

#roomTitle small {
  display: inline-block;
  margin-left: 10px;
  font-size: 0.44em;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.title-icon {
  width: 50px;
  height: 50px;
  display: inline-grid;
  place-items: center;
  border-radius: 16px;
  font-size: 1.45rem;
  color: #1f1504;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 14px 30px rgba(255, 125, 86, 0.2);
}

#roomSubtitle {
  margin: 8px 0 0;
  color: var(--muted);
}

.share-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    rgba(5, 10, 20, 0.7);
}

.share-card span {
  color: rgba(255, 255, 255, 0.56);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.share-card strong {
  font-family: var(--font-title);
  font-size: 28px;
  letter-spacing: 0.16em;
}

.game-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 18px;
}

.players-panel {
  height: max-content;
}

.player-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  margin: 10px 0;
  padding: 14px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.06);
}

.player-avatar {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  color: #11131a;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
}

.player-row b {
  display: block;
}

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

.turn-box {
  margin: 16px 0;
  padding: 16px;
  border-radius: 20px;
  border: 1px solid rgba(93, 217, 255, 0.26);
  background: rgba(93, 217, 255, 0.08);
  color: #dbf7ff;
  line-height: 1.6;
}

.game-panel {
  position: relative;
  min-height: 620px;
  overflow: hidden;
  background:
    radial-gradient(circle at bottom center, rgba(255, 94, 143, 0.14), transparent 32%),
    radial-gradient(circle at top right, rgba(93, 217, 255, 0.12), transparent 28%),
    rgba(7, 12, 24, 0.88);
}

.game-mount {
  min-height: 100%;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%) translateY(18px);
  padding: 13px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(7, 12, 24, 0.94);
  color: #fff;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s, transform 0.22s;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.reveal {
  animation: rise 0.5s ease both;
}

.delay-1 {
  animation-delay: 0.12s;
}

@keyframes float {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(18px, -30px, 0) scale(1.08); }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pop {
  from {
    opacity: 0;
    transform: scale(0.97);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-width: 980px) {
  .dashboard-grid,
  .game-layout {
    grid-template-columns: 1fr;
  }

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

  .top-actions,
  .share-card {
    width: 100%;
    justify-content: flex-start;
  }

  .game-panel {
    min-height: auto;
  }
}

@media (max-width: 720px) {
  .hero-card {
    padding: 36px 24px;
  }

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

@media (max-width: 560px) {
  .app-shell {
    width: min(100% - 18px, 1280px);
    padding-top: 12px;
  }

  .input-row,
  .stacked-mobile {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .hero-card h1 {
    font-size: 48px;
  }
}