/* ============================================================================
   COTIZADOR NOVAECOM · DESIGN SYSTEM v3.0
   Estilo MOM Calculator — Space Grotesk + JetBrains Mono
   Toggle claro/oscuro via [data-theme] en <html>
   ============================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;700&display=swap');

/* --- Tokens modo claro --- */
:root {
  /* Fondos */
  --bg:        hsl(0, 0%, 97%);
  --surface:   rgba(255, 255, 255, 0.85);
  --surface-2: rgba(255, 255, 255, 0.70);
  --surface-3: #f0ede8;

  /* Bordes */
  --border:       #e8e0d5;
  --border-strong: #d4c8b8;

  /* Texto */
  --text:       #17171c;
  --text-2:     #7c6f5e;
  --text-3:     #a09890;
  --text-muted: #b0aaa4;

  /* Acento Nova Ecom (verde) */
  --accent:             #0E8A66;
  --accent-2:           #14B380;
  --accent-soft-bg:     #f0fdf4;
  --accent-soft-border: #bbf7d0;

  /* Acento cálido (marrón dorado — botón primario, igual que MOM) */
  --warm:             #a67a3f;
  --warm-hover:       #8d6432;
  --warm-soft-bg:     #fdf6ec;
  --warm-soft-border: #e8d5b0;

  /* Semánticos */
  --danger:             #dc2626;
  --danger-soft-bg:     #fef2f2;
  --danger-soft-border: #fecaca;
  --warning:            #d97706;
  --warning-text:       #b45309;

  /* Radios */
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  14px;
  --radius-xl:  16px;
  --radius-2xl: 20px;

  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.10);

  /* Fuentes */
  --font-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;
}

/* --- Tokens modo oscuro --- */
[data-theme="dark"] {
  --bg:        #1a1714;
  --surface:   rgba(30, 26, 22, 0.95);
  --surface-2: rgba(40, 35, 29, 0.90);
  --surface-3: #2a2420;

  --border:        #3a3028;
  --border-strong: #4a3e32;

  --text:       #f0ebe4;
  --text-2:     #a89880;
  --text-3:     #7a6e60;
  --text-muted: #5a5048;

  --accent:             #14B380;
  --accent-2:           #5DCAA5;
  --accent-soft-bg:     #0a2419;
  --accent-soft-border: #1a6048;

  --warm:             #c8924e;
  --warm-hover:       #b07a38;
  --warm-soft-bg:     #2a1e0e;
  --warm-soft-border: #6a4820;

  --danger:             #f09595;
  --danger-soft-bg:     #2a1212;
  --danger-soft-border: #5a2222;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.30);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.40);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.50);
}

/* ============================================================================
   RESET + BASE
   ============================================================================ */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  transition: background 0.2s, color 0.2s;
}
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

/* ============================================================================
   LAYOUT — Columna centrada de 520px, igual que MOM Calculator
   ============================================================================ */
#app, .app {
  max-width: 520px;
  margin: 0 auto;
  padding: 20px 16px 60px;
}

/* ============================================================================
   HEADER / NAV
   ============================================================================ */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 10px 16px;
  margin-bottom: 24px;
  gap: 12px;
}

.brand { display: flex; align-items: center; gap: 8px; }
.brand-logo {
  width: 26px; height: 26px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 12px;
}
[data-theme="dark"] .brand-logo { color: var(--bg); }
.brand-name { font-weight: 700; font-size: 12px; color: var(--text); }
.brand-sub  { display: none; }  /* Ocultar en header compacto */

/* Tabs */
.nav-tabs {
  display: flex; gap: 2px;
  background: var(--surface-3);
  padding: 3px; border-radius: var(--radius-md);
}
.nav-tab {
  font-size: 11px; font-weight: 600;
  padding: 5px 11px;
  border-radius: 7px;
  border: none; background: none;
  color: var(--text-2); cursor: pointer;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}
.nav-tab:hover { color: var(--text); }
.nav-tab.active {
  background: var(--surface);
  color: var(--text);
  font-weight: 700;
  border: 1px solid var(--border-strong);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

/* Header right */
.header-right { display: flex; align-items: center; gap: 10px; }
.theme-toggle {
  background: none; border: none;
  font-size: 16px; cursor: pointer;
  color: var(--text-3); padding: 4px;
  border-radius: var(--radius-sm);
}
.theme-toggle:hover { color: var(--text); }
.user-menu {
  font-size: 11px; font-weight: 600; color: var(--text-2);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 100px;
}

/* ============================================================================
   PAGE HERO
   ============================================================================ */
.page-hero {
  text-align: center;
  margin-bottom: 24px;
}
.page-hero-left { display: flex; flex-direction: column; }
.pill {
  display: inline-block;
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.6px; text-transform: uppercase;
  color: var(--warm);
  background: var(--warm-soft-bg);
  border: 1px solid var(--warm-soft-border);
  padding: 4px 12px; border-radius: 999px;
  margin-bottom: 12px;
}
.page-title {
  font-size: 24px; font-weight: 700;
  color: var(--text); letter-spacing: -0.4px;
  line-height: 1.2; margin: 0 0 6px;
}
.page-title em { font-style: normal; color: var(--accent); }
.page-sub { font-size: 12px; color: var(--text-2); margin: 0; }

/* ============================================================================
   CARDS
   ============================================================================ */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 20px;
  margin-bottom: 12px;
}
.card-head {
  display: flex; align-items: center;
  gap: 10px; margin-bottom: 16px;
}

/* Step dot (círculo negro con número) */
.step-dot {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--text);
  color: var(--bg);
  font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.step-title { font-size: 14px; font-weight: 700; color: var(--text); margin: 0; }
.step-sub   { font-size: 12px; color: var(--text-2); margin: 0; }

/* ============================================================================
   FORMULARIOS
   ============================================================================ */
.field-wrap { display: flex; flex-direction: column; gap: 4px; }
.field-label {
  font-size: 9.5px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--text-2);
}
.field-input {
  background: var(--surface-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 9px 12px;
  font-size: 13px; font-weight: 500;
  color: var(--text);
  width: 100%;
  outline: none;
  transition: border-color 0.15s;
}
.field-input:focus { border-color: var(--accent); background: var(--surface); }
.field-input::placeholder { color: var(--text-muted); font-weight: 400; }
.field-hint { font-size: 10px; color: var(--text-3); }

/* Grids de campos */
.grid { display: grid; gap: 10px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ============================================================================
   RESULTADO HÉROE — número grande tipo MOM
   ============================================================================ */
.result-hero {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  margin-bottom: 12px;
}
.result-hero-inner {
  display: flex; justify-content: space-between; align-items: flex-start;
}
.result-label {
  font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--text-2); margin-bottom: 6px;
}
.result-value {
  font-family: var(--font-mono);
  font-size: 40px; font-weight: 700;
  color: var(--accent); letter-spacing: -1px; line-height: 1;
}
.result-tag {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  padding: 3px 10px; border-radius: 999px;
  margin-top: 7px;
}
.result-tag.green {
  background: var(--accent-soft-bg);
  color: var(--accent);
  border: 1px solid var(--accent-soft-border);
}
.result-tag.warm {
  background: var(--warm-soft-bg);
  color: var(--warm);
  border: 1px solid var(--warm-soft-border);
}
.result-side { text-align: right; }
.result-side-label { font-size: 11px; color: var(--text-2); }
.result-side-val {
  font-family: var(--font-mono);
  font-size: 16px; font-weight: 700; color: var(--text);
}
.result-side-sub { font-size: 10px; color: var(--text-3); margin-top: 2px; }

/* Mini cards (precio mínimo / ahorros) */
.mini-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }
.mini {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px;
}
.mini.accent {
  background: var(--accent-soft-bg);
  border-color: var(--accent-soft-border);
}
.mini-label { font-size: 9.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-2); margin-bottom: 4px; }
.mini-value {
  font-family: var(--font-mono);
  font-size: 20px; font-weight: 700; color: var(--text); letter-spacing: -0.5px;
}
.mini.accent .mini-value { color: var(--accent); }
.mini-sub { font-size: 11px; color: var(--text-2); margin-top: 3px; }
.mini.accent .mini-sub { color: var(--accent-2); }

/* ============================================================================
   COMPARE CARDS (marítimo vs aéreo)
   ============================================================================ */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }

.compare-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 14px;
  background: var(--surface-2);
}
.compare-card.winner {
  background: var(--accent-soft-bg);
  border: 2px solid var(--accent);
}

.compare-card-icon { font-size: 20px; margin-bottom: 5px; line-height: 1; }
.compare-title {
  font-size: 9px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--text-2);
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 5px;
}
.compare-badge {
  font-size: 8px; font-weight: 700;
  padding: 2px 7px; border-radius: 999px;
}
.compare-badge.green { background: var(--accent); color: #fff; }
[data-theme="dark"] .compare-badge.green { color: var(--bg); }
.compare-badge.neutral { background: var(--surface-3); color: var(--text-2); }

.compare-price {
  font-family: var(--font-mono);
  font-size: 22px; font-weight: 700; letter-spacing: -0.5px; line-height: 1; margin-bottom: 2px;
}
.compare-card.winner .compare-price { color: var(--accent); }
.compare-card:not(.winner) .compare-price { color: var(--text); }

.compare-sub { font-size: 10px; color: var(--text-2); margin-bottom: 10px; }

/* Filas de desglose */
.desglose-row {
  display: flex; justify-content: space-between;
  font-size: 10px; padding: 2.5px 0;
  border-bottom: 1px solid var(--border);
}
.desglose-row:last-of-type { border-bottom: none; }
.desglose-row .label { color: var(--text-3); }
.desglose-row .value {
  font-family: var(--font-mono);
  font-size: 10px; font-weight: 700; color: var(--text);
}
.desglose-row.total {
  border-top: 1px solid var(--border);
  border-bottom: none;
  margin-top: 4px; padding-top: 5px;
}
.desglose-row.total .label { font-weight: 700; color: var(--text); font-size: 10px; }
.desglose-row.total .value { color: var(--accent); }

/* Barra de diferencia */
.diff {
  background: var(--accent-soft-bg);
  border: 1px solid var(--accent-soft-border);
  border-radius: var(--radius-md);
  padding: 10px 14px; margin-bottom: 12px;
  display: flex; justify-content: space-between; align-items: center;
}
.diff-left { display: flex; align-items: center; gap: 9px; }
.diff-icon { font-size: 18px; }
.diff-title { font-size: 12px; font-weight: 700; color: var(--accent); }
.diff-sub   { font-size: 10px; color: var(--accent-2); }
.diff-right .diff-val {
  font-family: var(--font-mono);
  font-size: 18px; font-weight: 700; color: var(--accent);
  letter-spacing: -0.5px; text-align: right;
}
.diff-right .diff-pct { font-size: 10px; color: var(--accent-2); text-align: right; }

/* ============================================================================
   SLIDERS (Tab Comercial)
   ============================================================================ */
.slider-row {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 12px;
}
.slider-row label { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px; color: var(--text-2); min-width: 100px; }
.slider-row input[type="range"] { flex: 1; accent-color: var(--accent); }
.slider-val { font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: var(--accent); min-width: 40px; text-align: right; }

/* ============================================================================
   CASCADA DE VENTAS (Tab Comercial)
   ============================================================================ */
.cascade-bar {
  display: flex; align-items: center; justify-content: space-between;
  border-radius: var(--radius-md); padding: 10px 14px; margin-bottom: 4px;
  font-size: 12px;
}
.cascade-bar.sales  { background: var(--surface-3); }
.cascade-bar.ship   { background: var(--surface-3); opacity: 0.85; }
.cascade-bar.deliv  { background: var(--accent-soft-bg); border: 1px solid var(--accent-soft-border); }
.cascade-bar strong { font-weight: 700; font-family: var(--font-mono); }
.cascade-delta { font-size: 10px; color: var(--danger); text-align: center; padding: 2px 0; }

/* Real cards (margen bruto / fletes / margen real) */
.real-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-bottom: 14px; }
.real-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 14px;
  background: var(--surface-2);
}
.real-card.pos  { border-color: var(--accent-soft-border); }
.real-card.neg  { border-color: var(--danger-soft-border); background: var(--danger-soft-bg); }
.real-card.final { background: var(--accent); border-color: var(--accent); }
.real-card .rc-label { font-size: 9.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px; color: var(--text-2); margin-bottom: 4px; }
.real-card.final .rc-label { color: rgba(255,255,255,0.8); }
.real-card .rc-value { font-family: var(--font-mono); font-size: 18px; font-weight: 700; color: var(--text); letter-spacing: -0.5px; }
.real-card.pos  .rc-value  { color: var(--accent); }
.real-card.neg  .rc-value  { color: var(--danger); }
.real-card.final .rc-value { color: #fff; }
.real-card .rc-sub { font-size: 10px; color: var(--text-3); margin-top: 2px; }
.real-card.final .rc-sub { color: rgba(255,255,255,0.7); }

/* Escenarios de pauta */
.pauta-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; }
.pauta-col {
  padding: 14px; border-radius: var(--radius-lg);
  background: var(--surface-2); border: 1px solid var(--border);
  position: relative;
}
.pauta-col.ideal {
  background: var(--accent-soft-bg);
  border: 2px solid var(--accent);
  position: relative;
}
.pauta-tag {
  position: absolute; top: -11px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: #fff;
  font-size: 9px; font-weight: 700; padding: 3px 12px;
  border-radius: 999px; letter-spacing: 0.5px;
  white-space: nowrap; z-index: 1;
}
[data-theme="dark"] .pauta-tag { color: var(--bg); }
.pauta-pct { font-size: 10px; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.4px; }
.pauta-val { font-family: var(--font-mono); font-size: 18px; font-weight: 700; color: var(--accent); margin: 6px 0 10px; letter-spacing: -0.5px; white-space: nowrap; }
.pauta-meta { font-size: 11px; color: var(--text-2); line-height: 1.6; }
.pauta-meta b { color: var(--text); font-weight: 700; display: block; font-size: 12px; margin-top: 2px; font-family: var(--font-mono); white-space: nowrap; }

/* ============================================================================
   BRIDGE entre tabs
   ============================================================================ */
.bridge {
  background: #ede9fe; border: 1px solid #c4b5fd;
  border-radius: var(--radius-md); padding: 10px 14px;
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px; font-size: 12px;
}
[data-theme="dark"] .bridge { background: #1e1433; border-color: #5b21b6; }
.bridge-text { color: #6d28d9; font-weight: 600; }
[data-theme="dark"] .bridge-text { color: #a78bfa; }

/* ============================================================================
   BOTONES
   ============================================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px; border-radius: var(--radius-md);
  font-size: 12px; font-weight: 700;
  border: 1px solid var(--border);
  background: var(--surface); color: var(--text);
  cursor: pointer; transition: background 0.15s, border-color 0.15s;
  white-space: nowrap; font-family: var(--font-sans);
}
.btn:hover { background: var(--surface-3); }
.btn.primary {
  background: var(--warm); border-color: var(--warm); color: #fff;
}
.btn.primary:hover { background: var(--warm-hover); border-color: var(--warm-hover); }
.btn.accent {
  background: var(--accent); border-color: var(--accent); color: #fff;
}
.btn.accent:hover { background: var(--accent-2); border-color: var(--accent-2); }
[data-theme="dark"] .btn.accent { color: var(--bg); }
.btn.sm { padding: 5px 10px; font-size: 11px; }
.btn.danger {
  background: var(--danger-soft-bg); border-color: var(--danger-soft-border); color: var(--danger);
}
.btn.warning-btn { background: var(--warning); border-color: var(--warning); color: #fff; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Row de acciones */
.actions-row { display: flex; gap: 8px; margin-top: 14px; }
.actions-row .btn { flex: 1; justify-content: center; }

/* ============================================================================
   HISTORIAL
   ============================================================================ */
.history-table {
  width: 100%; border-collapse: collapse; font-size: 11px;
}
.history-table th {
  text-align: left; font-size: 9.5px; font-weight: 700;
  color: var(--text-2); text-transform: uppercase; letter-spacing: 0.4px;
  padding: 7px 8px; border-bottom: 1px solid var(--border);
}
.history-table td {
  padding: 9px 8px; border-bottom: 1px solid var(--border);
  color: var(--text-2); vertical-align: middle;
}
.history-table tr:last-child td { border-bottom: none; }
.history-table tr:hover td { background: var(--surface-3); }

/* Lista de historial (estilo MOM — más visual) */
.history-list-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 0; border-bottom: 1px solid var(--border);
}
.history-list-item:last-child { border-bottom: none; padding-bottom: 0; }
.history-dot {
  width: 32px; height: 32px; border-radius: 10px;
  background: var(--surface-3); display: flex; align-items: center;
  justify-content: center; font-size: 15px; flex-shrink: 0;
}
.history-info { flex: 1; min-width: 0; }
.history-name { font-size: 13px; font-weight: 700; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.history-meta { font-size: 10px; color: var(--text-3); margin-top: 1px; }
.history-price { font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: var(--accent); text-align: right; }
.history-via   { font-size: 9px; color: var(--text-3); text-align: right; margin-top: 1px; }

/* ============================================================================
   SKELETON LOADER
   ============================================================================ */
.skeleton {
  background: linear-gradient(90deg, var(--surface-3) 25%, var(--border) 50%, var(--surface-3) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-md);
}
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================================================
   TOAST
   ============================================================================ */
#toast-container {
  position: fixed; bottom: 24px; right: 24px;
  z-index: 9999; display: flex; flex-direction: column; gap: 8px;
}
.toast {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 10px 16px;
  font-size: 13px; font-weight: 600; box-shadow: var(--shadow-md);
  max-width: 320px;
}
.toast.success { border-color: var(--accent);   color: var(--accent); }
.toast.error   { border-color: var(--danger);   color: var(--danger); }
.toast.warning { border-color: var(--warning);  color: var(--warning-text); }
[data-theme="dark"] .toast.warning { color: var(--warning); }

/* ============================================================================
   MODAL
   ============================================================================ */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.45); z-index: 1000;
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.modal-overlay.hidden { display: none; }
.modal-box {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 24px;
  width: 100%; max-width: 560px; max-height: 90vh; overflow-y: auto;
  box-shadow: var(--shadow-lg);
}
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.modal-title { font-size: 15px; font-weight: 700; color: var(--text); margin: 0; }
.modal-sub   { font-size: 12px; color: var(--text-2); margin-bottom: 16px; margin-top: -8px; }
.modal-close {
  background: none; border: none; cursor: pointer;
  color: var(--text-3); font-size: 16px; padding: 4px;
  line-height: 1; border-radius: var(--radius-sm);
}
.modal-close:hover { color: var(--text); background: var(--surface-3); }
.modal-footer {
  display: flex; justify-content: flex-end; gap: 8px;
  padding-top: 16px; border-top: 1px solid var(--border); margin-top: 4px;
}

/* ============================================================================
   LOGIN
   ============================================================================ */
.login-wrap {
  min-height: 100vh; display: flex;
  align-items: center; justify-content: center;
  background: var(--bg); padding: 16px;
}
.login-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 36px 32px;
  width: 100%; max-width: 360px; box-shadow: var(--shadow-md);
}

/* ============================================================================
   SAVE BAR (Tab Config)
   ============================================================================ */
.save-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 100;
  background: var(--surface); border-top: 1px solid var(--border);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.06);
  transition: transform 0.2s ease;
}
.save-bar.hidden { transform: translateY(100%); }
.save-bar-inner {
  max-width: 520px; margin: 0 auto;
  padding: 12px 20px;
  display: flex; align-items: center; justify-content: flex-end; gap: 16px;
}
.save-status { font-size: 12px; font-weight: 600; }
.config-margen-tag {
  font-size: 12px; color: var(--text-2);
  background: var(--surface-3); border: 1px solid var(--border);
  padding: 5px 12px; border-radius: var(--radius-lg);
}
.config-margen-tag strong { color: var(--accent); }
.audit-cambio {
  display: inline-block; background: var(--surface-3);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 1px 7px; margin: 2px 3px 2px 0; font-size: 10px; color: var(--text-2);
}

/* ============================================================================
   RESPONSIVE
   ============================================================================ */
@media (max-width: 640px) {
  .app { padding: 14px 12px 60px; }
  .app-header { flex-wrap: wrap; }
  .nav-tabs { order: 3; width: 100%; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2,1fr); }
  .compare, .mini-grid, .real-cards, .pauta-grid { grid-template-columns: 1fr; }
}


/* ============================================================================
   COMERCIAL · CLASES QUE FALTABAN
   ============================================================================ */

/* Cascada de ventas */
.cascade-wrap { margin-bottom: 14px; }
.cascade-bar {
  display: flex; align-items: center; justify-content: space-between;
  border-radius: var(--radius-md); padding: 10px 14px; margin-bottom: 2px;
  font-size: 12px; font-weight: 500;
}
.cascade-bar.sales { background: var(--surface-3); color: var(--text); }
.cascade-bar.ship  { background: var(--surface-3); color: var(--text); opacity: 0.88; }
.cascade-bar.deliv { background: var(--accent-soft-bg); border: 1px solid var(--accent-soft-border); color: var(--text); }
.cascade-delta { font-size: 10px; color: var(--danger); text-align: center; padding: 3px 0; font-weight: 600; }

/* Real cards (3 columnas resultado) */
.real-cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 14px 0; }
.real-card { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 14px; background: var(--surface-2); }
.real-card.pos  { border-color: var(--accent-soft-border); }
.real-card.neg  { border-color: var(--danger-soft-border); background: var(--danger-soft-bg); }
.real-card.final { background: var(--accent); border-color: var(--accent); }
.rc-label { font-size: 9.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px; color: var(--text-2); margin-bottom: 4px; }
.real-card.final .rc-label { color: rgba(255,255,255,0.8); }
.rc-value { font-family: var(--font-mono); font-size: 18px; font-weight: 700; color: var(--text); letter-spacing: -0.5px; }
.real-card.pos  .rc-value  { color: var(--accent); }
.real-card.neg  .rc-value  { color: var(--danger); }
.real-card.final .rc-value { color: #fff; }
.rc-sub { font-size: 10px; color: var(--text-3); margin-top: 3px; }
.real-card.final .rc-sub { color: rgba(255,255,255,0.7); }

/* Escenario resumen */
.escenario-resumen {
  background: var(--surface-3); border-radius: var(--radius-md);
  padding: 10px 14px; font-size: 12px; color: var(--text-2);
  margin-bottom: 12px; line-height: 1.6;
}

/* Reglas de oro */
.reglas-oro {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 10px;
  margin: 16px 0 14px;
}
.regla {
  background: var(--warm-soft-bg); border: 1px solid var(--warm-soft-border);
  border-radius: var(--radius-md); padding: 12px 14px;
}
.regla-title { font-size: 9.5px; font-weight: 700; color: var(--warm); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 5px; }
.regla-text  { font-size: 11px; color: var(--text-2); line-height: 1.6; }

/* Slider labels */
.slider-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.slider-row .field-label { min-width: 110px; }
.slider-row input[type=range] { flex: 1; accent-color: var(--accent); }
.slider-val { font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: var(--accent); min-width: 38px; text-align: right; }

/* result-side en comercial */
.result-side { text-align: right; flex-shrink: 0; }

@media (max-width: 640px) {
  .real-cards, .reglas-oro { grid-template-columns: 1fr; }
}

/* ============================================================================
   LAYOUT FIX — módulo estrecho centrado (estilo MOM)
   ============================================================================ */

/* El header ocupa todo el ancho, el contenido es columna estrecha */
.app {
  max-width: 100%;
  padding: 0;
}

/* El header sticky en la parte superior, ancho completo */
.app-header {
  max-width: 680px;
  margin: 16px auto 0;
}

/* El contenido de los módulos: columna de 520px centrada */
.module-main {
  max-width: 520px;
  margin: 0 auto;
  padding: 20px 16px 60px;
}

/* ============================================================================
   REGLAS DE ORO — fix de clases faltantes
   ============================================================================ */
.reglas-oro {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 16px;
}
.regla {
  background: var(--surface-3);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}
.regla-title {
  font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.4px;
  color: var(--warm); margin-bottom: 4px;
}
.regla-text {
  font-size: 11px; color: var(--text-2); line-height: 1.5;
}

/* Escenario resumen en paso 3 */
.escenario-resumen {
  background: var(--surface-3);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 12px; color: var(--text-2);
  margin-bottom: 12px;
}

/* Cascade wrapper */
.cascade-wrap { margin-bottom: 14px; }

/* result-side-row en comercial */
.result-side-row {
  display: flex; justify-content: space-between;
  font-size: 12px; padding: 3px 0;
  color: var(--text-2);
}
.result-side-row b { color: var(--text); font-weight: 700; font-family: var(--font-mono); }

@media (max-width: 640px) {
  .app-header { margin: 10px 10px 0; }
  .module-main { padding: 16px 12px 60px; }
  .reglas-oro { grid-template-columns: 1fr; }
}

/* User pill compacto dentro del header */
.user-pill {
  font-size: 11px; font-weight: 700;
  color: var(--text-2);
  background: var(--surface-3);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Header right — evitar overflow */
.header-right {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  min-width: 0;
  overflow: hidden;
}

/* Asegurar que el header no se rompa en 2 líneas */
.app-header {
  flex-wrap: nowrap !important;
  gap: 8px !important;
  overflow: hidden;
}

/* Brand sin subtitle = más compacto */
.brand-name { font-weight: 700; font-size: 12px; color: var(--text); white-space: nowrap; }

/* Avatar circular de usuario — reemplaza el user-menu de texto */
.user-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent-soft-bg);
  border: 1.5px solid var(--accent-soft-border);
  color: var(--accent);
  font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  cursor: default;
  user-select: none;
}

/* Dropdown anclado al avatar (posicionado con JS). */
.user-dropdown {
  position: fixed;
  z-index: 2000;
  min-width: 220px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18), 0 2px 6px rgba(0, 0, 0, 0.08);
  padding: 6px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: user-dropdown-in 0.12s ease-out;
}
@keyframes user-dropdown-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}
.user-dropdown-header {
  padding: 8px 10px 10px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}
.user-dropdown-name {
  font-size: 13px; font-weight: 600; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.user-dropdown-email {
  font-size: 11px; color: var(--text-3);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.user-dropdown-item {
  width: 100%;
  display: flex; align-items: center; gap: 10px;
  background: transparent; border: none;
  padding: 8px 10px;
  font-size: 13px; color: var(--text);
  text-align: left; cursor: pointer;
  border-radius: 6px;
  font-family: inherit;
}
.user-dropdown-item:hover { background: var(--surface-2); }
.user-dropdown-item.danger { color: var(--danger); }
.user-dropdown-item.danger:hover { background: var(--danger-soft-bg); }
.user-dropdown-icon { font-size: 14px; width: 18px; text-align: center; }
.user-dropdown-sep {
  height: 1px; background: var(--border);
  margin: 4px 0;
}
