:root {
  --bg: #0f1115;
  --bg-panel: #171a21;
  --bg-panel-2: #1e222c;
  --border: #2a2f3a;
  --accent: #ff6b1a;
  --accent-dim: #b94f10;
  --text: #e8e9ec;
  --text-dim: #8b909c;
  --success: #2ecc71;
  --danger: #e74c3c;
  --mono: 'JetBrains Mono', 'Courier New', monospace;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  background-image:
    linear-gradient(rgba(255,107,26,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,107,26,0.03) 1px, transparent 1px);
  background-size: 24px 24px;
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
}

.topbar {
  border-bottom: 2px solid var(--accent);
  background: var(--bg-panel);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.topbar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-weight: 700;
  letter-spacing: 1px;
}

.topbar .brand .dot {
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 2px;
  transform: rotate(45deg);
}

.topbar a.admin-link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 13px;
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 4px;
}
.topbar a.admin-link:hover { color: var(--accent); border-color: var(--accent); }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

h1 { font-size: 24px; margin: 0 0 4px; }
.subtitle { color: var(--text-dim); font-size: 14px; margin-bottom: 28px; }

.grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  grid-template-rows: auto auto;
  gap: 24px;
  align-items: start;
}
.grid .panel-form {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
  width: 100%;
  justify-self: stretch;
  box-sizing: border-box;
}
.grid .panel-result {
  grid-column: 2 / 3;
  grid-row: 1 / 2;
  width: 100%;
  justify-self: stretch;
  box-sizing: border-box;
}
.grid .panel-products {
  grid-column: 2 / 3;
  grid-row: 2 / 3;
  width: 100%;
  justify-self: stretch;
  box-sizing: border-box;
}
@media (max-width: 860px) {
  .grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .grid .panel-form,
  .grid .panel-result,
  .grid .panel-products {
    grid-column: auto;
    grid-row: auto;
    width: 100%;
  }
}

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

.panel h2 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent);
  margin: 0 0 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.field-row { display: flex; gap: 12px; }
.field-row .field { flex: 1; }

input, select, textarea {
  width: 100%;
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 5px;
  font-size: 14px;
  font-family: var(--sans);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}
textarea { resize: vertical; min-height: 60px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--accent);
  color: #191100;
  border: none;
  padding: 12px 20px;
  font-weight: 700;
  font-size: 14px;
  border-radius: 5px;
  cursor: pointer;
  width: 100%;
  transition: background 0.15s;
}
.btn:hover { background: #ff7f3d; }
.btn:disabled { background: var(--border); color: var(--text-dim); cursor: not-allowed; }

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.btn-small {
  width: auto;
  padding: 6px 12px;
  font-size: 12px;
}

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #ff5c4d; }

.result-empty {
  color: var(--text-dim);
  font-size: 14px;
  text-align: center;
  padding: 40px 10px;
  border: 1px dashed var(--border);
  border-radius: 6px;
}

.result-line {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.result-line span:first-child { color: var(--text-dim); }
.result-line span:last-child { font-family: var(--mono); }

.result-total {
  margin-top: 16px;
  padding: 16px;
  background: var(--bg-panel-2);
  border: 1px solid var(--accent);
  border-radius: 6px;
  text-align: center;
}
.result-total .label { font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
.result-total .value { font-size: 32px; font-weight: 800; color: var(--accent); font-family: var(--mono); margin-top: 4px; }
.result-total .per-unit { font-size: 13px; color: var(--text-dim); margin-top: 6px; }

.error-box {
  background: rgba(231,76,60,0.1);
  border: 1px solid var(--danger);
  color: #ff9a8f;
  padding: 12px;
  border-radius: 5px;
  font-size: 13px;
  margin-bottom: 16px;
}

.actions-row { display: flex; gap: 10px; margin-top: 16px; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); }
th { color: var(--text-dim); text-transform: uppercase; font-size: 11px; letter-spacing: 0.5px; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  background: var(--bg-panel-2);
  color: var(--accent);
  border: 1px solid var(--accent-dim);
}

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-box { width: 340px; }

.tabs { display: flex; gap: 8px; margin-bottom: 20px; flex-wrap: wrap; }
.tab-btn {
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 8px 16px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 13px;
}
.tab-btn.active { border-color: var(--accent); color: var(--accent); }

.tab-content { display: none; }
.tab-content.active { display: block; }

.form-inline { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 16px; }
.form-inline .field { margin-bottom: 0; min-width: 140px; flex: 1; }

/* --- PRODUTOS AFILIADOS --- */
.products-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  box-sizing: border-box;
}

.product-card {
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  display: grid;
  grid-template-columns: 72px 1fr auto;
  align-items: center;
  gap: 10px;
  transition: border-color 0.15s, background 0.15s;
  width: 100%;
  box-sizing: border-box;
  min-width: 0;
}
.product-card:hover { border-color: var(--accent); background: #232834; }

.product-photo {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 6px;
  background: var(--bg-panel);
  display: block;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.product-photo-placeholder {
  width: 72px;
  height: 72px;
  border-radius: 6px;
  background: var(--bg-panel);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  font-size: 10px;
  text-align: center;
  border: 1px dashed var(--border);
  flex-shrink: 0;
}

.product-body {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.product-title {
  font-size: 12px;
  line-height: 1.3;
  margin: 0;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.product-price {
  font-family: var(--mono);
  font-weight: 700;
  color: var(--accent);
  font-size: 13px;
}

.product-platform {
  font-size: 9px;
  padding: 1px 7px;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  background: var(--bg-panel);
  white-space: nowrap;
}
.product-platform.shopee { color: #ff5722; border-color: #ff5722; background: rgba(255,87,34,0.08); }
.product-platform.amazon { color: #ff9900; border-color: #ff9900; background: rgba(255,153,0,0.08); }
.product-platform.aliexpress { color: #e40046; border-color: #e40046; background: rgba(228,0,70,0.08); }

.btn-offer {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: var(--accent);
  color: #191100;
  font-weight: 700;
  font-size: 11px;
  padding: 8px 10px;
  border-radius: 5px;
  text-decoration: none;
  transition: background 0.15s;
  white-space: nowrap;
  flex-shrink: 0;
}
.btn-offer:hover { background: #ff7f3d; }

.products-empty {
  color: var(--text-dim);
  font-size: 12px;
  padding: 24px;
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: 6px;
}

.products-thumb {
  width: 50px;
  height: 50px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--bg-panel-2);
}

@media (max-width: 760px) {
  .product-card {
    grid-template-columns: 64px 1fr;
    grid-template-rows: auto auto;
    padding: 8px;
    gap: 8px;
  }
  .product-photo, .product-photo-placeholder {
    width: 64px;
    height: 64px;
    grid-row: span 2;
  }
  .btn-offer {
    grid-column: 2 / 3;
    justify-self: stretch;
    font-size: 12px;
  }
  .product-title { font-size: 12px; -webkit-line-clamp: 2; }
}

.switch {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 20px;
}
.switch input { opacity: 0; width: 0; height: 0; }
.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: var(--border);
  transition: .2s;
  border-radius: 20px;
}
.slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .2s;
  border-radius: 50%;
}
input:checked + .slider { background-color: var(--accent); }
input:checked + .slider:before { transform: translateX(18px); }