:root {
  --ink-black: #15171C;
  --ink-black-soft: #21242B;
  --canvas: #F2EEE3;
  --paper: #FBFAF6;
  --border: #E1DBCB;
  --ink-orange: #FF5A1F;
  --ink-orange-dark: #DE4A14;
  --ink-teal: #1F7A6C;
  --ink-teal-dark: #155A50;
  --ink-red: #C7361F;
  --ink-red-dark: #A82A18;
  --text: #1B1B1F;
  --text-muted: #6B6558;
  --font-display: 'Archivo Black', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background-color: var(--canvas);
  background-image: radial-gradient(var(--border) 1px, transparent 1px);
  background-size: 20px 20px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Marca de registro (elemento assinatura) ---------- */
.marca-registro {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--ink-orange);
  border-radius: 50%;
  position: relative;
  flex-shrink: 0;
}
.marca-registro::before,
.marca-registro::after {
  content: "";
  position: absolute;
  background: var(--ink-orange);
}
.marca-registro::before { top: 50%; left: -4px; right: -4px; height: 1.5px; transform: translateY(-50%); }
.marca-registro::after { left: 50%; top: -4px; bottom: -4px; width: 1.5px; transform: translateX(-50%); }

.registro-canto {
  position: absolute;
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--ink-orange);
  border-radius: 50%;
  opacity: 0.85;
}
.registro-canto::before,
.registro-canto::after {
  content: "";
  position: absolute;
  background: var(--ink-orange);
}
.registro-canto::before { top: 50%; left: -5px; right: -5px; height: 1.5px; transform: translateY(-50%); }
.registro-canto::after { left: 50%; top: -5px; bottom: -5px; width: 1.5px; transform: translateX(-50%); }
.rc-tl { top: -10px; left: -10px; }
.rc-tr { top: -10px; right: -10px; }
.rc-bl { bottom: -10px; left: -10px; }
.rc-br { bottom: -10px; right: -10px; }

/* ---------- Header ---------- */
header {
  background: var(--ink-black);
  color: var(--paper);
  padding: 18px 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.marca {
  display: flex;
  align-items: center;
  gap: 12px;
}

.marca-texto .eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #B9B2A0;
  margin-bottom: 3px;
}

.marca-texto h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  letter-spacing: 0.01em;
  line-height: 1;
}

.header-acoes {
  display: flex;
  align-items: center;
  gap: 18px;
}

.status-linha {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #C8C2B2;
}

.status-ponto {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #58D68D;
  box-shadow: 0 0 0 3px rgba(88, 214, 141, 0.18);
  animation: pulsar 2.2s ease-in-out infinite;
}
.status-ponto.carregando { background: #F5B942; box-shadow: 0 0 0 3px rgba(245, 185, 66, 0.18); }
.status-ponto.erro { background: var(--ink-red); box-shadow: 0 0 0 3px rgba(199, 54, 31, 0.2); }

@keyframes pulsar {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

/* ---------- Botões ---------- */
button {
  border: none;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13.5px;
  padding: 11px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.12s ease, opacity 0.12s ease;
  color: var(--paper);
  background: var(--ink-black-soft);
}
button:hover { transform: translateY(-1px); opacity: 0.92; }
button:active { transform: translateY(0); }
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--ink-teal);
  outline-offset: 2px;
}

.btn-primario {
  background: var(--ink-orange);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-primario:hover { background: var(--ink-orange-dark); }

.btn-cinza { background: var(--ink-black-soft); }
.btn-vermelho { background: var(--ink-red); }
.btn-vermelho:hover { background: var(--ink-red-dark); }

.botoes-download {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.btn-fantasma {
  background: transparent;
  border: 1px solid rgba(251, 250, 246, 0.28);
  color: #D8D2C2;
  font-size: 12px;
  padding: 7px 12px;
}
.btn-fantasma:hover { background: rgba(251, 250, 246, 0.08); opacity: 1; }

/* ---------- Abas (estilo e frente/costas) ---------- */
.tab-pill {
  background: var(--canvas);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 6px;
  font-weight: 700;
}
.tab-pill.ativo { background: var(--ink-orange); color: var(--paper); }

.tabs-lado {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex-shrink: 0;
}

.tabs-estilo {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.lado-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(255, 90, 31, 0.1);
  color: var(--ink-orange);
  padding: 2px 9px;
  border-radius: 999px;
  font-weight: 700;
  vertical-align: middle;
  margin-left: 6px;
}

/* ---------- Layout ---------- */
.container {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 22px;
  padding: 26px;
  max-width: 1320px;
  margin: 0 auto;
}

.area-preview {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  position: relative;
}

.topo-preview {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  gap: 10px;
  flex-wrap: wrap;
}

.topo-preview strong {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}

#mockupAtual { color: var(--text); font-weight: 700; }

.canvas-wrap {
  position: relative;
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 4px;
}

canvas {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
  background: var(--canvas);
  touch-action: none;
}

/* ---------- Painel lateral ---------- */
.painel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
}

.card-eyebrow {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-orange);
  margin-bottom: 4px;
}

.card h3 {
  margin: 0 0 14px;
  font-size: 15.5px;
  font-weight: 700;
}

.grid-mockups {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.mockup-btn {
  position: relative;
  background: var(--canvas);
  color: var(--text);
  border: 1.5px solid transparent;
  padding: 10px 12px;
  font-size: 12.5px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  text-align: left;
}

.swatch {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.15);
  flex-shrink: 0;
}

.mockup-btn.ativo {
  border-color: var(--ink-orange);
  background: var(--paper);
}
.mockup-btn.ativo::after {
  content: "✓";
  position: absolute;
  top: 6px;
  right: 8px;
  font-size: 11px;
  color: var(--ink-orange);
  font-weight: 700;
}

/* ---------- Upload / dropzone ---------- */
.dropzone {
  border: 1.5px dashed var(--border);
  border-radius: 10px;
  padding: 20px 14px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
  font-size: 13px;
  color: var(--text-muted);
}
.dropzone:hover,
.dropzone.arrastando {
  border-color: var(--ink-orange);
  background: rgba(255, 90, 31, 0.05);
}
.dropzone strong { display: block; color: var(--text); font-size: 13.5px; margin-bottom: 4px; }
.dropzone input[type="file"] { display: none; }

.info {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-top: 10px;
  margin-bottom: 0;
}

/* ---------- Sliders ---------- */
.linha { margin-bottom: 18px; }
.linha:last-child { margin-bottom: 0; }

.linha label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 9px;
}

.valor {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-orange);
  background: rgba(255, 90, 31, 0.08);
  padding: 2px 7px;
  border-radius: 5px;
}

input[type="range"] {
  width: 100%;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--ink-orange);
  border: 2px solid var(--paper);
  box-shadow: 0 0 0 1px var(--ink-orange);
  cursor: pointer;
  margin-top: -6px;
}
input[type="range"]::-moz-range-track {
  background: var(--border);
  height: 4px;
  border-radius: 2px;
}
input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--ink-orange);
  border: 2px solid var(--paper);
  cursor: pointer;
}

/* ---------- Ações ---------- */
.acoes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

/* ---------- Toast ---------- */
#toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--ink-black);
  color: var(--paper);
  font-size: 13px;
  font-weight: 500;
  padding: 12px 18px;
  border-radius: 8px;
  border-left: 3px solid var(--ink-red);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 50;
  max-width: 90vw;
}
#toast.visivel {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 900px) {
  header { flex-direction: column; align-items: flex-start; }
  .header-acoes { width: 100%; justify-content: space-between; }
  .botoes-download { align-items: stretch; width: 100%; }
  .container { grid-template-columns: 1fr; padding: 16px; }
  .grid-mockups, .acoes { grid-template-columns: 1fr; }
  .rc-tl, .rc-tr, .rc-bl, .rc-br { display: none; }
}