/*
  Identidade provisória do RD Motion.
  Sóbria de propósito: é para ser substituída quando existir marca de verdade.
  Escura para conversar com o painel dentro do Premiere.
*/

:root {
  --bg: #121316;
  --bg-elev: #1c1e22;
  --border: #2c2f35;
  --text: #e8e8ea;
  --text-dim: #90939b;
  --accent: #4a9eff;
  --ok: #48c774;
  --warn: #ffb020;
  --danger: #ff5d52;
  --largura: 900px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 "Segoe UI", system-ui, -apple-system, sans-serif;
}

a {
  color: var(--accent);
}

.container {
  max-width: var(--largura);
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Cabeçalho --- */

header {
  border-bottom: 1px solid var(--border);
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 16px;
  padding-bottom: 16px;
}

.marca {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--text);
}

.marca span {
  color: var(--accent);
}

nav a {
  margin-left: 18px;
  text-decoration: none;
  color: var(--text-dim);
}

nav a:hover {
  color: var(--text);
}

/* --- Blocos --- */

.hero {
  padding: 72px 0 56px;
  text-align: center;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero p {
  max-width: 620px;
  margin: 0 auto 28px;
  color: var(--text-dim);
  font-size: 18px;
}

h2 {
  margin: 48px 0 16px;
  font-size: 22px;
  letter-spacing: -0.01em;
}

.cartao {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-elev);
}

.grade {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

/* --- Formulário e botões --- */

.campo {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

label {
  color: var(--text-dim);
  font-size: 14px;
}

input {
  padding: 11px 13px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-family: Consolas, "Courier New", monospace;
  letter-spacing: 0.08em;
}

input:focus {
  outline: none;
  border-color: var(--accent);
}

.btn {
  padding: 11px 20px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-elev);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.btn:hover:not(:disabled) {
  border-color: var(--accent);
}

.btn:disabled {
  opacity: 0.5;
  cursor: default;
}

.btn--principal {
  border-color: var(--accent);
  background: var(--accent);
  color: #08131f;
  font-weight: 600;
}

.btn--mini {
  padding: 5px 12px;
  font-size: 14px;
}

/* --- Avisos --- */

.aviso {
  margin: 16px 0;
  padding: 12px 14px;
  border-left: 3px solid var(--border);
  border-radius: 0 6px 6px 0;
  background: var(--bg-elev);
}

.aviso--erro {
  border-left-color: var(--danger);
}

.aviso--ok {
  border-left-color: var(--ok);
}

.aviso--atencao {
  border-left-color: var(--warn);
}

/* --- Lista de dispositivos --- */

.disp {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.disp:last-child {
  border-bottom: 0;
}

.disp__info {
  flex: 1;
  min-width: 0;
}

.disp__nome {
  font-weight: 600;
}

.disp__meta {
  color: var(--text-dim);
  font-size: 14px;
}

.dados {
  margin: 0;
}

.dados div {
  display: flex;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
}

.dados dt {
  flex: 0 0 140px;
  color: var(--text-dim);
}

.dados dd {
  margin: 0;
  font-weight: 600;
}

.escondido {
  display: none;
}

.mono {
  font-family: Consolas, "Courier New", monospace;
}

.dim {
  color: var(--text-dim);
}

footer {
  margin-top: 72px;
  padding: 28px 0;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 14px;
}