*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --sidebar-bg: #0D0D0D;
  --sidebar-hover: rgba(255,255,255,0.06);
  --sidebar-active: rgba(196,168,130,0.15);
  --sidebar-border: rgba(255,255,255,0.08);
  --gold: #C4A882;
  --gold-dark: #9A7A56;
  --bg: #F2F3F5;
  --surface: #FFFFFF;
  --border: #E5E7EB;
  --border-strong: #D1D5DB;
  --text: #111827;
  --text-sec: #6B7280;
  --text-ter: #9CA3AF;
  --green: #10B981;
  --amber: #F59E0B;
  --red: #EF4444;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 4px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);
  --radius: 8px;
  --radius-sm: 6px;
}

body { font-family: 'Inter', system-ui, sans-serif; background: var(--bg); color: var(--text); line-height: 1.5; }

/* ── SIDEBAR ── */
.app { display: flex; min-height: 100vh; align-items: stretch; }

.sidebar {
  width: fit-content;
  min-width: 160px;
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  flex-shrink: 0;
}

.sidebar::-webkit-scrollbar { width: 3px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 99px; }

.brand {
  padding: 20px 18px 16px;
  border-bottom: 1px solid var(--sidebar-border);
  flex-shrink: 0;
}

.brand-name {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: #FFFFFF;
}

.brand-sub {
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-top: 3px;
  font-weight: 500;
}

.sidebar-title {
  font-size: 9px;
  font-weight: 600;
  color: rgba(255,255,255,0.25);
  padding: 16px 18px 5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-item {
  padding: 7px 18px;
  font-size: 12.5px;
  cursor: pointer;
  color: rgba(255,255,255,0.55);
  border-radius: 0;
  transition: all 0.12s;
  white-space: nowrap;
  border-left: 2px solid transparent;
}

.nav-item:hover { background: var(--sidebar-hover); color: rgba(255,255,255,0.85); }

.nav-item.active {
  background: var(--sidebar-active);
  color: #FFFFFF;
  border-left: 2px solid var(--gold);
  font-weight: 500;
}

/* ── MAIN ── */
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

/* ── TOPBAR ── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  flex-wrap: wrap;
  gap: 10px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 10;
}

.model-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}

.model-sub {
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--text-ter);
  margin-top: 2px;
}

.topbar-actions { display: flex; gap: 8px; align-items: center; }

.save-indicator {
  font-size: 11px;
  color: var(--green);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.3s;
}
.save-indicator.show { opacity: 1; }

/* ── BUTTONS ── */
.btn-outline {
  font-size: 12px;
  padding: 7px 14px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text-sec);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.12s;
  font-family: inherit;
  font-weight: 500;
}
.btn-outline:hover { background: var(--bg); color: var(--text); border-color: var(--text-sec); }

.btn-primary {
  font-size: 12px;
  padding: 7px 16px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--text);
  color: #FFFFFF;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.12s;
  font-family: inherit;
  font-weight: 500;
}
.btn-primary:hover { background: #2D2D2D; }

.btn-del {
  padding: 6px 8px;
  font-size: 13px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  border: 1px solid #FEE2E2;
  background: #FFF5F5;
  color: var(--red);
  display: inline-flex;
  align-items: center;
  transition: all 0.12s;
}
.btn-del:hover { background: #FEE2E2; }

/* ── TABS ── */
.tabs {
  display: flex;
  padding: 0 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  gap: 2px;
}

.tab {
  padding: 11px 16px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  color: var(--text-ter);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.12s;
  letter-spacing: 0.01em;
}
.tab:hover { color: var(--text-sec); }
.tab.active { color: var(--text); border-bottom-color: var(--text); }

/* ── CONTENT ── */
.content { flex: 1; padding: 14px 20px; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── METRIC CARDS ── */
.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.metric {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 12px;
}

.metric .label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-ter);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.metric .val {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  letter-spacing: -0.02em;
}

.val-areia { color: var(--gold-dark) !important; }
.val-escuro { color: #7C3AED !important; }
.val-grafite { color: var(--text) !important; }

/* ── CARDS ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 8px;
}

.card-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-sec);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card-title i { font-size: 14px; }

/* ── TABLES ── */
table { width: 100%; border-collapse: collapse; font-size: 12px; table-layout: fixed; }

thead tr { background: var(--bg); }
th {
  font-size: 11px;
  font-weight: 700;
  color: var(--text);
  text-align: center;
  padding: 5px 5px;
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
th:first-child { text-align: left; }

td {
  padding: 5px 5px;
  text-align: center;
  border-bottom: 1px solid var(--bg);
  color: var(--text);
  font-size: 12px;
}
td:first-child { text-align: left; font-weight: 600; font-size: 12px; color: var(--text); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #FAFAFA; }

.total-row td {
  font-weight: 700;
  color: var(--text-sec);
  background: var(--bg) !important;
  border-top: 1px solid var(--border);
  font-size: 12px;
}

/* editable cell input */
input.ci {
  width: 100%;
  text-align: center;
  font-size: 11px;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--text);
  max-width: 36px;
  font-family: inherit;
  transition: all 0.1s;
  height: 20px;
  line-height: 20px;
}
input.ci:focus { outline: none; background: #FFFBF5; border-radius: 3px; }
input.ci.acima { color: #7C3AED; font-weight: 600; }

/* ── BADGES ── */
.shopify-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 10px;
  font-weight: 600;
  background: #F0FDF4;
  color: #15803D;
  border: 1px solid #BBF7D0;
  letter-spacing: 0.02em;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.03em;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-sec);
}

/* ── HINT ── */
.hint {
  font-size: 11px;
  color: var(--text-ter);
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 10px;
  padding: 8px 12px;
  background: #FFFBEB;
  border: 1px solid #FDE68A;
  border-radius: 6px;
  color: #92400E;
}

/* ── PRODUCTION BAR ── */
.prod-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
}

.prod-bar-left { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }

.ctrl-g { display: flex; flex-direction: column; gap: 4px; }
.ctrl-l { font-size: 10px; font-weight: 600; color: var(--text-ter); letter-spacing: 0.07em; text-transform: uppercase; }

/* ── PRICE ROW ── */
.preco-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  flex-wrap: wrap;
}

input[type=number].preco-inp {
  width: 80px;
  font-size: 13px;
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  font-family: inherit;
}
input[type=number].preco-inp:focus { outline: none; border-color: var(--gold); }

/* ── TECIDO GRID ── */
.tecido-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.tc {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.tc-cor { font-size: 10px; font-weight: 600; color: var(--text-ter); margin-bottom: 5px; letter-spacing: 0.07em; text-transform: uppercase; }
.tc-m { font-size: 18px; font-weight: 700; color: var(--text); letter-spacing: -0.01em; }
.tc-custo { font-size: 12px; font-weight: 600; color: var(--gold-dark); margin-top: 2px; }
.tc-sub { font-size: 10px; color: var(--text-ter); margin-top: 3px; }

.tc-total {
  background: var(--text);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.tc-total .tc-cor { color: var(--gold); margin-bottom: 0; }
.tc-total .tc-m, .tc-total .tc-custo { color: #FFFFFF; }
.tc-total .tc-sub { color: rgba(255,255,255,0.4); }

/* ── SECTIONS 2-COL ── */
.sections-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px; }
.sections-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin-bottom: 10px; }

/* ── INPUTS GLOBAL ── */
select, input[type=date], input[type=text], input[type=number] {
  font-size: 12px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  font-family: inherit;
  transition: border-color 0.12s;
}
select:focus, input:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 2px rgba(196,168,130,0.15); }

/* ── UPLOAD ── */
.upload-area {
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  margin-bottom: 10px;
  background: var(--bg);
}
.upload-area:hover, .upload-area.over { border-color: var(--gold); background: #FFFBF5; }
.upload-area i { font-size: 28px; color: var(--text-ter); margin-bottom: 10px; display: block; }
.upload-label { font-size: 13px; font-weight: 600; color: var(--text-sec); }
.upload-sub { font-size: 11px; color: var(--text-ter); margin-top: 5px; }

.file-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  gap: 10px;
}
.file-row:last-child { border-bottom: none; }
.file-info { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.file-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 16px;
}
.file-name { font-size: 13px; font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.file-meta { font-size: 11px; color: var(--text-ter); margin-top: 2px; }
.file-actions { display: flex; gap: 6px; flex-shrink: 0; }

/* ── FORM ── */
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-label { font-size: 11px; font-weight: 600; color: var(--text-sec); letter-spacing: 0.04em; }
.form-textarea {
  font-size: 12px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  resize: vertical;
  min-height: 72px;
  font-family: inherit;
  width: 100%;
}
.form-textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 2px rgba(196,168,130,0.15); }

/* ── CORES TAGS ── */
.cor-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 99px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-sec);
}
.cor-tag button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-ter);
  padding: 0;
  line-height: 1;
  display: flex;
  align-items: center;
}
.cor-tag button:hover { color: var(--red); }