/* ================================================================
   MALVADA PANEL — design limpo, roxo, mobile-first
   ================================================================ */

:root {
  --bg-0: #0d0019;
  --bg-1: #160029;
  --bg-2: #220041;
  --line: rgba(199, 125, 255, 0.18);
  --line-strong: rgba(199, 125, 255, 0.35);

  --purple-1: #5a189a;
  --purple-2: #7b2cbf;
  --purple-3: #9d4edd;
  --purple-4: #c77dff;
  --pink:    #ff4dcd;

  --text:     #f3e8ff;
  --text-dim: #b69ad6;
  --text-mute:#7d6499;

  --ok:   #2bf08c;
  --warn: #ffd24a;
  --bad:  #ff5c7c;

  --radius: 12px;
  --radius-sm: 8px;
  --card-bg: rgba(22, 0, 41, 0.78);
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  min-height: 100%;
  color: var(--text);
  font-family: -apple-system, 'Segoe UI', system-ui, Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  background: radial-gradient(ellipse at top, var(--bg-2), var(--bg-0) 70%, #000 110%);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--purple-4); }
code {
  background: rgba(157, 78, 221, 0.16);
  padding: 1px 6px;
  border-radius: 5px;
  font-size: 0.88em;
}

/* ---------- caveiras de fundo (bem sutis) ---------- */
.skull-bg {
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.skull-bg-svg {
  position: absolute;
  width: 90px; height: 90px;
  color: rgba(157, 78, 221, 0.06);
  filter: drop-shadow(0 0 12px rgba(157, 78, 221, 0.06));
}
.skull-bg-svg:nth-child(1) { top:  6%; left:  8%; transform: rotate(-8deg);  }
.skull-bg-svg:nth-child(2) { top: 22%; left: 78%; transform: rotate(12deg); width: 70px; height: 70px; }
.skull-bg-svg:nth-child(3) { top: 44%; left: 18%; transform: rotate(-3deg); width: 110px; height: 110px; }
.skull-bg-svg:nth-child(4) { top: 58%; left: 72%; transform: rotate(8deg);  width: 80px; height: 80px; }
.skull-bg-svg:nth-child(5) { top: 76%; left: 30%; transform: rotate(-10deg); width: 100px; height: 100px; }
.skull-bg-svg:nth-child(6) { top: 88%; left: 84%; transform: rotate(5deg);  width: 65px; height: 65px; }
.skull-bg-svg:nth-child(7) { top: 12%; left: 48%; transform: rotate(-15deg); width: 75px; height: 75px; }
.skull-bg-svg:nth-child(8) { top: 38%; left: 92%; transform: rotate(20deg); width: 60px; height: 60px; }

/* ---------- screens ---------- */
.screen { display: none; }
.screen.active { display: block; }

/* ---------- LOGIN ---------- */
.screen-login {
  position: fixed; inset: 0;
  z-index: 30;
  align-items: center; justify-content: center;
  padding: 20px;
  display: none;
}
.screen-login.active { display: flex; }

.login-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 360px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 22px 24px;
  backdrop-filter: blur(10px);
  box-shadow: 0 20px 50px -20px rgba(0,0,0,0.8), 0 0 50px rgba(123, 44, 191, 0.15);
}
.login-head {
  text-align: center;
  margin-bottom: 22px;
}
.brand-skull {
  width: 56px; height: 56px;
  color: var(--purple-3);
  filter: drop-shadow(0 0 14px rgba(157, 78, 221, 0.45));
}
.brand-skull.sm { width: 28px; height: 28px; }
.login-head h1 {
  margin: 10px 0 2px;
  font-size: 1.3rem;
  letter-spacing: 0.32em;
  font-weight: 700;
  background: linear-gradient(90deg, var(--purple-4), var(--pink));
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.login-head p {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-mute);
  letter-spacing: 0.08em;
}
.login-error {
  margin: 12px 0 0;
  color: var(--bad);
  font-size: 0.85rem;
  text-align: center;
  min-height: 1.2em;
}

/* ---------- TOPBAR ---------- */
.topbar {
  position: sticky; top: 0;
  z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  background: linear-gradient(180deg, rgba(13,0,25,0.92), rgba(13,0,25,0.72));
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand h1 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.24em;
  font-weight: 700;
  background: linear-gradient(90deg, var(--purple-4), var(--pink));
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.brand small {
  color: var(--text-mute);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
}
.topbar-right { display: flex; align-items: center; gap: 8px; }

.conn-pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.72rem;
  color: var(--text-dim);
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(123, 44, 191, 0.16);
  border: 1px solid var(--line);
}
.conn-pill .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--warn);
  box-shadow: 0 0 6px currentColor;
}
.conn-pill.online .dot  { background: var(--ok); }
.conn-pill.offline .dot { background: var(--bad); }

.icon-btn {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text-dim);
  width: 32px; height: 32px;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  transition: all .15s;
}
.icon-btn:hover { color: var(--bad); border-color: var(--bad); }

/* ---------- MAIN / CARDS ---------- */
main {
  position: relative; z-index: 1;
  max-width: 560px;
  margin: 0 auto;
  padding: 16px 14px 32px;
  display: flex; flex-direction: column; gap: 14px;
}
.card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 16px;
  backdrop-filter: blur(8px);
}
.card h2 {
  margin: 0 0 6px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--purple-4);
}
.hint {
  margin: 4px 0 14px;
  color: var(--text-dim);
  font-size: 0.88rem;
}

/* ---------- status ---------- */
.status-list { display: flex; flex-direction: column; gap: 2px; }
.status-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}
.status-row:last-child { border-bottom: 0; }
.status-row span { color: var(--text-mute); }
.status-row strong { color: var(--text); font-weight: 600; text-align: right; }
.status-row strong.ok   { color: var(--ok); }
.status-row strong.warn { color: var(--warn); }
.status-row strong.bad  { color: var(--bad); }

/* ---------- choice ---------- */
.choice {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.choice-btn {
  background: rgba(13, 0, 25, 0.6);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 12px;
  color: var(--text);
  cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  transition: all .15s;
  text-align: center;
}
.choice-btn:hover {
  background: rgba(123, 44, 191, 0.18);
  border-color: var(--purple-3);
  transform: translateY(-1px);
}
.choice-svg {
  width: 36px; height: 36px;
  color: var(--purple-4);
  margin-bottom: 2px;
}
.choice-title { font-weight: 600; font-size: 0.96rem; }
.choice-sub   { font-size: 0.75rem; color: var(--text-mute); }

/* ---------- back ---------- */
.back-btn {
  background: transparent;
  border: 0;
  color: var(--purple-4);
  font-size: 0.88rem;
  padding: 4px 0;
  margin-bottom: 8px;
  cursor: pointer;
  letter-spacing: 0.02em;
}
.back-btn:hover { color: var(--text); }

/* ---------- field/input ---------- */
.field {
  display: block;
  margin: 10px 0 14px;
}
.field span {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-bottom: 6px;
}
.field input {
  width: 100%;
  padding: 12px 14px;
  font-size: 1rem;
  color: var(--text);
  background: rgba(13, 0, 25, 0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  outline: none;
  font-family: inherit;
  letter-spacing: 0.04em;
}
.field input:focus {
  border-color: var(--purple-3);
  box-shadow: 0 0 0 3px rgba(157, 78, 221, 0.22);
}

/* ---------- QR ---------- */
.qr-wrap {
  display: flex;
  justify-content: center;
  margin-top: 8px;
}
.qr-box {
  width: 256px; height: 256px;
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 10px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  box-shadow: 0 0 28px rgba(157, 78, 221, 0.35);
}
.qr-box img { width: 100%; height: 100%; image-rendering: pixelated; }
.qr-loading {
  width: 60px; height: 60px;
  color: var(--purple-3);
  opacity: 0.8;
  animation: pulse 1.6s ease-in-out infinite;
}
.qr-loading-text {
  margin: 8px 0 0;
  font-size: 0.78rem;
  color: var(--purple-1);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
}
@keyframes pulse {
  0%,100% { opacity: 0.55; transform: scale(1); }
  50%     { opacity: 1; transform: scale(1.05); }
}

/* ---------- pair ---------- */
.pair-box {
  background: rgba(13, 0, 25, 0.6);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 24px 12px;
  text-align: center;
  margin: 4px 0 14px;
}
.pair-code {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  color: var(--text);
  user-select: all;
  text-shadow: 0 0 14px rgba(157, 78, 221, 0.4);
}
.pair-sub {
  margin: 10px 0 0;
  font-size: 0.78rem;
  color: var(--text-mute);
}

/* ---------- botões ---------- */
.row { display: flex; gap: 8px; }
.row.wrap { flex-wrap: wrap; }
.btn {
  flex: 1;
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px;
  padding: 10px 14px;
  font-size: 0.92rem;
  font-weight: 600;
  font-family: inherit;
  letter-spacing: 0.02em;
  color: var(--text);
  background: rgba(123, 44, 191, 0.18);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all .12s;
}
.btn:hover:not(:disabled) {
  background: rgba(123, 44, 191, 0.32);
  border-color: var(--purple-3);
}
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn.primary {
  background: linear-gradient(135deg, var(--purple-2), var(--purple-3));
  border-color: transparent;
  color: #fff;
}
.btn.primary:hover:not(:disabled) {
  box-shadow: 0 0 24px rgba(157, 78, 221, 0.5);
}

.btn.danger {
  background: rgba(255, 92, 124, 0.12);
  border-color: rgba(255, 92, 124, 0.4);
  color: var(--bad);
}
.btn.danger:hover:not(:disabled) {
  background: rgba(255, 92, 124, 0.22);
}

.btn.block { width: 100%; margin-top: 8px; }

/* ---------- toast ---------- */
.toast-host {
  position: fixed; left: 50%; bottom: 22px;
  transform: translateX(-50%);
  z-index: 60;
  display: flex; flex-direction: column; gap: 8px;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  background: var(--card-bg);
  border: 1px solid var(--line-strong);
  color: var(--text);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  box-shadow: 0 10px 30px -8px rgba(0,0,0,0.8);
  animation: slideUp .18s ease-out;
  max-width: 90vw;
}
.toast.ok  { border-color: var(--ok); }
.toast.err { border-color: var(--bad); }
@keyframes slideUp {
  from { transform: translateY(14px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}

/* ---------- footer ---------- */
.footer {
  position: relative; z-index: 1;
  text-align: center;
  padding: 12px 14px 18px;
  font-size: 0.7rem;
  color: var(--text-mute);
  letter-spacing: 0.1em;
}

/* ---------- responsivo ---------- */
@media (max-width: 380px) {
  .pair-code   { font-size: 1.7rem; letter-spacing: 0.24em; }
  .qr-box      { width: 220px; height: 220px; }
  .choice      { grid-template-columns: 1fr; }
  .brand h1    { font-size: 0.9rem; letter-spacing: 0.16em; }
  .conn-pill   { font-size: 0.66rem; padding: 3px 8px; }
}