/* =============================================================
   PuzzleTogether — Design System (ds.css)
   Única fonte visual do jogo. Toda a UI usa estas classes/tokens;
   trocar a identidade = editar apenas as variáveis em :root.
   Tema: enigma cooperativo noturno, com um acento por papel
   (Observador = ciano, Operador = âmbar, Navegador = magenta).
   ============================================================= */

:root {
  /* Superfícies */
  --pt-bg:        #0d0a1a;
  --pt-bg-grad:   radial-gradient(1200px 800px at 15% -10%, #1b1140 0%, transparent 60%),
                  radial-gradient(1000px 700px at 110% 10%, #241338 0%, transparent 55%),
                  #0d0a1a;
  --pt-surface:   #171232;
  --pt-surface-2: #1f1846;
  --pt-border:    #2e2660;
  --pt-border-soft:#241d4d;

  /* Texto */
  --pt-text:      #eceaff;
  --pt-text-dim:  #a79fce;
  --pt-text-mut:  #756ba0;

  /* Marca */
  --pt-primary:   #7c5cff;
  --pt-primary-600:#6a45f5;
  --pt-primary-700:#5836d6;

  /* Papéis */
  --pt-observador:#2fd6e6;
  --pt-operador:  #ffb43d;
  --pt-navegador: #ff5c9d;

  /* Estados */
  --pt-success:   #3ddc84;
  --pt-danger:    #ff5470;
  --pt-warning:   #ffb43d;
  --pt-info:      #56b6ff;

  /* Formas */
  --pt-radius:    14px;
  --pt-radius-sm: 10px;
  --pt-radius-lg: 22px;
  --pt-shadow:    0 10px 30px -12px rgba(0,0,0,.7), 0 0 0 1px rgba(124,92,255,.06);
  --pt-shadow-glow: 0 0 24px -6px rgba(124,92,255,.55);

  --pt-font: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  --pt-mono: "JetBrains Mono", "Fira Code", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--pt-bg);
  color: var(--pt-text);
  font-family: var(--pt-font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  background: var(--pt-bg-grad);
  background-attachment: fixed;
}

a { color: var(--pt-primary); text-decoration: none; }
a:hover { color: #a48bff; }

::selection { background: rgba(124,92,255,.35); color: #fff; }

/* ---------------- Tipografia ---------------- */
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .72rem;
  font-weight: 700;
  color: var(--pt-primary);
}
.ds-h1 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 800; line-height: 1.1; margin: 0; letter-spacing: -.02em; }
.ds-h2 { font-size: 1.35rem; font-weight: 700; margin: 0; }
.ds-sub { color: var(--pt-text-dim); margin: .35rem 0 0; font-size: 1rem; }
.ds-mut { color: var(--pt-text-mut); }
.page-head { margin-bottom: 1.5rem; }

/* ---------------- Cartões ---------------- */
.card {
  background: linear-gradient(180deg, var(--pt-surface) 0%, #14102b 100%);
  border: 1px solid var(--pt-border-soft);
  border-radius: var(--pt-radius);
  box-shadow: var(--pt-shadow);
}
.card-pad { padding: 1.25rem 1.35rem; }
.card-hover { transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease; }
.card-hover:hover { transform: translateY(-3px); border-color: var(--pt-primary); box-shadow: var(--pt-shadow), var(--pt-shadow-glow); }

/* ---------------- Botões ---------------- */
.btn-primary, .btn-secondary, .btn-ghost, .btn-danger, .btn-google {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font-family: inherit; font-size: .95rem; font-weight: 600;
  padding: .7rem 1.15rem; border-radius: var(--pt-radius-sm);
  border: 1px solid transparent; cursor: pointer;
  transition: filter .15s ease, transform .1s ease, background .15s ease, border-color .15s ease;
  text-decoration: none; line-height: 1;
}
.btn-primary:active, .btn-secondary:active, .btn-ghost:active, .btn-danger:active, .btn-google:active { transform: translateY(1px); }

.btn-primary { background: linear-gradient(180deg, var(--pt-primary) 0%, var(--pt-primary-600) 100%); color: #fff; box-shadow: var(--pt-shadow-glow); }
.btn-primary:hover { filter: brightness(1.08); color:#fff; }

.btn-secondary { background: var(--pt-surface-2); color: var(--pt-text); border-color: var(--pt-border); }
.btn-secondary:hover { border-color: var(--pt-primary); background: #261d55; }

.btn-ghost { background: transparent; color: var(--pt-text-dim); border-color: transparent; }
.btn-ghost:hover { color: var(--pt-text); background: rgba(124,92,255,.1); }

.btn-danger { background: var(--pt-danger); color: #2a0910; }
.btn-danger:hover { filter: brightness(1.06); }

.btn-google { background: #ffffff; color: #1f1f1f; border-color: #e3e3e3; font-weight: 600; }
.btn-google:hover { filter: brightness(.97); color:#1f1f1f; }

.btn-block { width: 100%; }
button:disabled, .btn-primary[disabled], .btn-secondary[disabled] { opacity: .5; cursor: not-allowed; filter: none; transform: none; }

/* ---------------- Formulários ---------------- */
.ds-label { display: block; font-size: .82rem; font-weight: 600; color: var(--pt-text-dim); margin-bottom: .4rem; }
.input {
  width: 100%; padding: .7rem .85rem; background: #100c24; color: var(--pt-text);
  border: 1px solid var(--pt-border); border-radius: var(--pt-radius-sm); font-family: inherit; font-size: .95rem;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.input::placeholder { color: var(--pt-text-mut); }
.input:focus { outline: none; border-color: var(--pt-primary); box-shadow: 0 0 0 3px rgba(124,92,255,.25); }

/* ---------------- Badges ---------------- */
.badge {
  display: inline-flex; align-items: center; gap: .35rem;
  padding: .22rem .6rem; border-radius: 999px; font-size: .74rem; font-weight: 700;
  border: 1px solid transparent; letter-spacing: .02em;
}
.badge-neutral { background: #201a44; color: var(--pt-text-dim); border-color: var(--pt-border); }
.badge-primary { background: rgba(124,92,255,.16); color: #b9a6ff; border-color: rgba(124,92,255,.4); }
.badge-success { background: rgba(61,220,132,.14); color: #7ff0b3; border-color: rgba(61,220,132,.4); }
.badge-danger  { background: rgba(255,84,112,.14); color: #ff9db0; border-color: rgba(255,84,112,.4); }
.badge-warning { background: rgba(255,180,61,.14); color: #ffce8a; border-color: rgba(255,180,61,.4); }

/* ---------------- Papéis (dot + card) ---------------- */
.role-dot { width: .7rem; height: .7rem; border-radius: 50%; display: inline-block; box-shadow: 0 0 10px currentColor; }
.role-observador { color: var(--pt-observador); }
.role-operador   { color: var(--pt-operador); }
.role-navegador  { color: var(--pt-navegador); }

.role-card {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, var(--pt-surface) 0%, #14102b 100%);
  border: 1px solid var(--pt-border-soft); border-radius: var(--pt-radius);
  padding: 1.3rem; box-shadow: var(--pt-shadow);
}
.role-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 4px; background: currentColor; }
.role-card .role-title { font-weight: 800; font-size: 1.05rem; margin: 0 0 .35rem; }
.role-card .role-desc { color: var(--pt-text-dim); font-size: .9rem; margin: 0; }

/* ---------------- Navegação (topo) ---------------- */
.pt-header {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(10px);
  background: rgba(13,10,26,.72);
  border-bottom: 1px solid var(--pt-border-soft);
}
.pt-header-inner { max-width: 1120px; margin: 0 auto; padding: .8rem 1.25rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.pt-brand { display: inline-flex; align-items: center; gap: .6rem; font-weight: 800; letter-spacing: -.01em; color: var(--pt-text); font-size: 1.05rem; }
.pt-logo-mark {
  width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--pt-observador), var(--pt-primary) 55%, var(--pt-navegador));
  box-shadow: var(--pt-shadow-glow); color: #0d0a1a; font-weight: 900; font-size: .95rem;
}
.pt-nav { display: flex; align-items: center; gap: .35rem; }
.pt-nav a { padding: .45rem .7rem; border-radius: 8px; color: var(--pt-text-dim); font-weight: 600; font-size: .9rem; }
.pt-nav a:hover { color: var(--pt-text); background: rgba(124,92,255,.12); }
.pt-nav a.active { color: #fff; background: rgba(124,92,255,.22); }

/* ---------------- Tiles de dashboard ---------------- */
.nav-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.nav-tile {
  display: flex; flex-direction: column; gap: .4rem; padding: 1.15rem;
  background: linear-gradient(180deg, var(--pt-surface) 0%, #14102b 100%);
  border: 1px solid var(--pt-border-soft); border-radius: var(--pt-radius);
  transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease;
}
.nav-tile:hover { transform: translateY(-3px); border-color: var(--pt-primary); box-shadow: var(--pt-shadow-glow); }
.nav-tile .tile-title { font-weight: 700; color: var(--pt-text); }
.nav-tile .tile-desc { color: var(--pt-text-dim); font-size: .85rem; }

/* ---------------- Estados vazios / skeleton ---------------- */
.empty-state { text-align: center; padding: 2.5rem 1rem; color: var(--pt-text-dim); }
.empty-state .empty-title { font-weight: 700; color: var(--pt-text); margin: .6rem 0 .25rem; }

.skeleton { position: relative; overflow: hidden; background: #1b1540; border-radius: var(--pt-radius-sm); }
.skeleton::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(124,92,255,.16), transparent);
  transform: translateX(-100%); animation: pt-shimmer 1.4s infinite;
}
@keyframes pt-shimmer { 100% { transform: translateX(100%); } }

/* ---------------- Barra de progresso global (net.js) ---------------- */
#pt-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--pt-observador), var(--pt-primary), var(--pt-navegador));
  box-shadow: 0 0 10px rgba(124,92,255,.8); z-index: 9999;
  transition: width .2s ease, opacity .3s ease; opacity: 0;
}

/* ---------------- Rodapé ---------------- */
.pt-footer { border-top: 1px solid var(--pt-border-soft); color: var(--pt-text-mut); font-size: .82rem; }
.pt-footer-inner { max-width: 1120px; margin: 0 auto; padding: 1.5rem 1.25rem; display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; justify-content: space-between; }

/* ---------------- Util ---------------- */
.pt-container { max-width: 1120px; margin: 0 auto; padding: 2.25rem 1.25rem; }
.pt-status-dot { width: .6rem; height: .6rem; border-radius: 50%; display: inline-block; }
.pt-status-dot.on { background: var(--pt-success); box-shadow: 0 0 10px var(--pt-success); }
.pt-status-dot.off { background: var(--pt-danger); box-shadow: 0 0 10px var(--pt-danger); }
.pt-status-dot.wait { background: var(--pt-warning); box-shadow: 0 0 10px var(--pt-warning); }

/* =============================================================
   MODO JOGO — chrome imersivo (sem cara de site)
   ============================================================= */

/* Fundo animado full-screen */
#pt-bg {
  position: fixed; inset: 0; z-index: -2; overflow: hidden;
  background:
    radial-gradient(1200px 900px at 12% -10%, #1c1146 0%, transparent 60%),
    radial-gradient(1100px 800px at 112% 8%, #2a1246 0%, transparent 55%),
    radial-gradient(900px 900px at 50% 120%, #14243f 0%, transparent 60%),
    #0a0817;
}
#pt-bg::after {
  content: ""; position: absolute; inset: -40%;
  background: radial-gradient(circle at 50% 50%, transparent 60%, rgba(10,8,23,.6) 100%);
  animation: pt-breathe 14s ease-in-out infinite;
}
@keyframes pt-breathe { 0%,100% { transform: scale(1); } 50% { transform: scale(1.08); } }

/* Formas geométricas flutuando (identidade dos papéis) */
.pt-float { position: fixed; z-index: -1; opacity: .10; pointer-events: none;
  border: 2px solid currentColor; animation: pt-drift 22s linear infinite; }
.pt-float.a { color: var(--pt-observador); width: 120px; height: 120px; left: 8%;  top: 18%; border-radius: 50%; }
.pt-float.b { color: var(--pt-operador);   width: 90px;  height: 90px;  left: 82%; top: 26%; transform: rotate(45deg); animation-duration: 28s; }
.pt-float.c { color: var(--pt-navegador);  width: 70px;  height: 70px;  left: 74%; top: 72%; border-radius: 14px; animation-duration: 32s; }
.pt-float.d { color: var(--pt-primary);    width: 50px;  height: 50px;  left: 16%; top: 76%; transform: rotate(30deg); animation-duration: 26s; }
@keyframes pt-drift { 0% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-26px) rotate(180deg); } 100% { transform: translateY(0) rotate(360deg); } }

/* Tela de jogo (centrada, ocupa a viewport) */
.game-screen { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 32px 20px; text-align: center; }
.game-screen.top { justify-content: flex-start; padding-top: 8vh; }

.game-logo { display: inline-flex; align-items: center; gap: .7rem; margin-bottom: .5rem; }
.game-logo .mark { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--pt-observador), var(--pt-primary) 55%, var(--pt-navegador));
  color: #0a0817; font-weight: 900; font-size: 1.4rem; box-shadow: var(--pt-shadow-glow); }
.game-title { font-size: clamp(2.4rem, 7vw, 4.2rem); font-weight: 900; letter-spacing: -.03em; line-height: .95; margin: .2rem 0 0;
  background: linear-gradient(180deg, #fff 0%, #b9a6ff 100%); -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: 0 0 40px rgba(124,92,255,.25); }
.game-tagline { color: var(--pt-text-dim); font-size: 1.05rem; margin: .6rem 0 0; }

/* Lista de opções do menu (estilo jogo) */
.menu-list { display: flex; flex-direction: column; gap: .7rem; margin-top: 2.5rem; width: 100%; max-width: 340px; }
.menu-btn {
  position: relative; display: flex; align-items: center; gap: .8rem; justify-content: flex-start;
  font-size: 1.15rem; font-weight: 800; letter-spacing: .02em; text-transform: uppercase;
  padding: 1rem 1.4rem; border-radius: 14px; cursor: pointer; color: var(--pt-text);
  background: linear-gradient(180deg, rgba(31,24,70,.85), rgba(20,16,43,.85));
  border: 1px solid var(--pt-border-soft); transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease, background .12s ease;
  text-decoration: none; font-family: inherit;
}
.menu-btn:hover, .menu-btn:focus-visible, .menu-btn.sel {
  transform: translateX(6px); border-color: var(--pt-primary); color: #fff;
  background: linear-gradient(180deg, rgba(45,32,90,.95), rgba(28,20,60,.95));
  box-shadow: var(--pt-shadow-glow), inset 3px 0 0 var(--pt-primary); outline: none;
}
.menu-btn .m-icon { font-size: 1.25rem; color: var(--pt-primary); display: inline-flex; }
.menu-btn.danger:hover, .menu-btn.danger.sel { border-color: var(--pt-danger); box-shadow: 0 0 22px -6px var(--pt-danger), inset 3px 0 0 var(--pt-danger); }
.menu-btn.danger .m-icon { color: var(--pt-danger); }
.menu-footer { margin-top: 1.6rem; color: var(--pt-text-mut); font-size: .82rem; }

/* Botão de voltar (canto) */
.game-back { position: fixed; top: 18px; left: 18px; z-index: 30; }

/* Botão flutuante de áudio */
#pt-audio-toggle {
  position: fixed; bottom: 16px; right: 16px; z-index: 50;
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; cursor: pointer;
  background: rgba(23,18,50,.85); border: 1px solid var(--pt-border); color: var(--pt-text-dim);
  backdrop-filter: blur(8px); transition: color .15s, border-color .15s, transform .1s;
}
#pt-audio-toggle:hover { color: #fff; border-color: var(--pt-primary); }
#pt-audio-toggle:active { transform: scale(.94); }

/* Cartão translúcido de jogo */
.game-card {
  background: linear-gradient(180deg, rgba(23,18,50,.9), rgba(16,12,38,.92));
  border: 1px solid var(--pt-border-soft); border-radius: var(--pt-radius-lg);
  box-shadow: var(--pt-shadow); backdrop-filter: blur(6px);
}

/* Lobby: slots dos 3 jogadores */
.slots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 1.5rem 0; }
@media (max-width: 640px){ .slots { grid-template-columns: 1fr; } }
.slot { padding: 1.2rem; border-radius: 16px; border: 1px solid var(--pt-border-soft);
  background: linear-gradient(180deg, rgba(31,24,70,.6), rgba(16,12,38,.6)); text-align: center; }
.slot.vazio { border-style: dashed; opacity: .6; }
.slot .avatar { width: 56px; height: 56px; border-radius: 50%; margin: 0 auto .6rem; display: grid; place-items: center;
  font-weight: 800; font-size: 1.4rem; background: var(--pt-surface-2); color: var(--pt-text); border: 2px solid var(--pt-border); }
.slot.pronto .avatar { border-color: var(--pt-success); box-shadow: 0 0 16px -4px var(--pt-success); }
.slot .nome { font-weight: 700; }
.slot .papel { font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; margin-top: .3rem; }

/* Painel de papel in-game */
.role-panel { display: grid; gap: 1rem; grid-template-columns: 1.4fr 1fr; align-items: start; }
@media (max-width: 900px){ .role-panel { grid-template-columns: 1fr; } }
.simbolo { display: inline-flex; align-items: center; justify-content: center; width: 2.4rem; height: 2.4rem; }
.op-grid { display: flex; flex-wrap: wrap; gap: .7rem; justify-content: center; }
.op-lever {
  width: 84px; height: 96px; border-radius: 12px; cursor: pointer; font-weight: 800; font-size: 1.1rem;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .3rem;
  background: linear-gradient(180deg, var(--pt-surface-2), #14102b); border: 1px solid var(--pt-border); color: var(--pt-text);
  transition: transform .1s, border-color .12s, box-shadow .12s;
}
.op-lever:hover { transform: translateY(-3px); border-color: var(--pt-primary); box-shadow: var(--pt-shadow-glow); }
.op-lever:disabled { opacity: .55; cursor: not-allowed; }
.op-lever.ok { border-color: var(--pt-success); box-shadow: 0 0 18px -4px var(--pt-success); }
.op-lever.err { border-color: var(--pt-danger); animation: pt-shake .3s; }
@keyframes pt-shake { 0%,100%{transform:translateX(0)} 25%{transform:translateX(-5px)} 75%{transform:translateX(5px)} }

.prog-track { height: 10px; border-radius: 999px; background: #14102b; overflow: hidden; border: 1px solid var(--pt-border-soft); }
.prog-fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--pt-observador), var(--pt-primary), var(--pt-navegador)); transition: width .3s ease; }

/* Chat simples */
.chat-box { height: 160px; overflow-y: auto; padding: .6rem .8rem; background: #100c24; border: 1px solid var(--pt-border-soft); border-radius: 12px; text-align: left; font-size: .88rem; }
.chat-box .msg { margin: .2rem 0; }
.chat-box .msg b { color: var(--pt-primary); }

/* Loading screen */
.loading-wrap { position: fixed; inset: 0; z-index: 60; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1.2rem; background: rgba(10,8,23,.92); backdrop-filter: blur(4px); }
.spinner { width: 54px; height: 54px; border-radius: 50%; border: 4px solid rgba(124,92,255,.25); border-top-color: var(--pt-primary); animation: pt-spin .9s linear infinite; }
@keyframes pt-spin { to { transform: rotate(360deg); } }

/* Conquistas */
.ach-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1rem; }
.ach { display: flex; gap: .9rem; align-items: center; padding: 1rem; border-radius: 14px; border: 1px solid var(--pt-border-soft); background: linear-gradient(180deg, rgba(31,24,70,.5), rgba(16,12,38,.5)); text-align: left; }
.ach.locked { opacity: .5; filter: grayscale(.6); }
.ach .ach-icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font-size: 1.3rem; background: var(--pt-surface-2); color: var(--pt-primary); flex-shrink: 0; }
.ach.unlocked .ach-icon { color: var(--pt-success); box-shadow: 0 0 16px -6px var(--pt-success); }
.ach .ach-t { font-weight: 700; }
.ach .ach-d { font-size: .82rem; color: var(--pt-text-dim); }

/* Voz (WebRTC) */
.voice-peer { display: flex; align-items: center; gap: .5rem; padding: .35rem 0; }
.voice-peer .voice-dot { width: .6rem; height: .6rem; border-radius: 50%; background: #3a3160; flex-shrink: 0; transition: background .1s, box-shadow .1s; }
.voice-peer.falando .voice-dot { background: var(--pt-success); box-shadow: 0 0 10px var(--pt-success); }
.voice-peer.falando .voice-nome { color: var(--pt-success); }
.voice-peer .voice-nome { font-size: .88rem; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.voice-peer .voice-vol { width: 70px; }
.voice-peer .voice-mute { background: transparent; border: none; cursor: pointer; font-size: 1rem; padding: 0 .2rem; }
#ptt-btn.falando { border-color: var(--pt-success); color: var(--pt-success); box-shadow: 0 0 16px -4px var(--pt-success); }