/* dtfcalc.css — Calculadora DTF Kamisetak — Widget flotante */

/* ============================================================
   VARIABLES
   ============================================================ */
:root {
  --dtf-navy:      #1a1a2e;
  --dtf-navy2:     #16213e;
  --dtf-blue:      #0f3460;
  --dtf-accent:    #e94560;
  --dtf-gold:      #f5a623;
  --dtf-success:   #27ae60;
  --dtf-white:     #ffffff;
  --dtf-gray:      #f1f3f6;
  --dtf-gray2:     #e2e6ea;
  --dtf-text:      #2d3748;
  --dtf-muted:     #8a95a3;
  --dtf-radius:    10px;
  --dtf-shadow:    0 8px 40px rgba(0,0,0,.22);
  --dtf-trans:     all .22s ease;
  --dtf-zindex:    99999;
  --dtf-width:     400px;
  --dtf-height:    90vh;
}

/* ============================================================
   BOTÓN FLOTANTE
   ============================================================ */
#dtf-fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: var(--dtf-zindex);
  display: flex;
  align-items: center;
  gap: 9px;
  background: var(--dtf-navy);
  color: var(--dtf-white);
  border: none;
  border-radius: 50px;
  padding: 13px 22px 13px 18px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .3px;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(26,26,46,.45);
  transition: var(--dtf-trans);
  user-select: none;
}
#dtf-fab:hover {
  background: var(--dtf-blue);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(26,26,46,.55);
}
#dtf-fab .dtf-fab-icon {
  font-size: 18px;
  line-height: 1;
}
#dtf-fab .dtf-fab-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--dtf-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
}
#dtf-fab .dtf-fab-badge.visible {
  display: flex;
}

/* ============================================================
   PANEL WIDGET
   ============================================================ */
#dtf-panel {
  position: fixed;
  bottom: 90px;
  right: 28px;
  z-index: var(--dtf-zindex);
  width: var(--dtf-width);
  max-height: var(--dtf-height);
  background: var(--dtf-white);
  border-radius: var(--dtf-radius);
  box-shadow: var(--dtf-shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  /* Animación de entrada/salida */
  transform: translateY(20px) scale(.97);
  opacity: 0;
  pointer-events: none;
  transition: transform .28s cubic-bezier(.34,1.56,.64,1), opacity .22s ease;
}
#dtf-panel.dtf-open {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: all;
}
#dtf-panel.dtf-minimized {
  max-height: 52px;
  overflow: hidden;
}

/* Header del panel */
.dtf-panel-header {
  background: var(--dtf-navy);
  color: var(--dtf-white);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  cursor: default;
  user-select: none;
}
.dtf-panel-title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .3px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.dtf-panel-controls {
  display: flex;
  gap: 6px;
}
.dtf-panel-controls button {
  background: rgba(255,255,255,.12);
  border: none;
  color: rgba(255,255,255,.8);
  width: 28px;
  height: 28px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--dtf-trans);
  line-height: 1;
}
.dtf-panel-controls button:hover {
  background: rgba(255,255,255,.22);
  color: #fff;
}

/* Navegación por pestañas */
.dtf-tabs {
  display: flex;
  background: var(--dtf-navy2);
  flex-shrink: 0;
}
.dtf-tab {
  flex: 1;
  padding: 10px 8px;
  background: none;
  border: none;
  color: rgba(255,255,255,.5);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .4px;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--dtf-trans);
  border-bottom: 2px solid transparent;
}
.dtf-tab:hover { color: rgba(255,255,255,.8); }
.dtf-tab.active {
  color: var(--dtf-gold);
  border-bottom-color: var(--dtf-gold);
}

/* Cuerpo scrollable */
.dtf-panel-body {
  overflow-y: auto;
  flex: 1;
  padding: 18px 16px;
  overscroll-behavior: contain;
}
.dtf-panel-body::-webkit-scrollbar { width: 5px; }
.dtf-panel-body::-webkit-scrollbar-track { background: transparent; }
.dtf-panel-body::-webkit-scrollbar-thumb { background: var(--dtf-gray2); border-radius: 3px; }

/* Contenido de pestaña */
.dtf-tab-content { display: none; }
.dtf-tab-content.active { display: block; }

/* ============================================================
   INTRODUCCIÓN
   ============================================================ */
.dtf-intro {
  background: linear-gradient(135deg, var(--dtf-navy), var(--dtf-blue));
  border-radius: 8px;
  padding: 14px 16px;
  margin-bottom: 16px;
  color: rgba(255,255,255,.82);
  font-size: 13px;
  line-height: 1.55;
}
.dtf-intro strong { color: var(--dtf-gold); }

/* ============================================================
   FORMULARIO
   ============================================================ */
.dtf-form-group {
  margin-bottom: 14px;
}
.dtf-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .7px;
  color: var(--dtf-muted);
  margin-bottom: 6px;
}
.dtf-select,
.dtf-input {
  width: 100%;
  padding: 10px 12px;
  border: 2px solid var(--dtf-gray2);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  color: var(--dtf-text);
  background: var(--dtf-white);
  transition: var(--dtf-trans);
  -webkit-appearance: none;
  box-sizing: border-box;
}
.dtf-select:focus,
.dtf-input:focus {
  outline: none;
  border-color: var(--dtf-blue);
  box-shadow: 0 0 0 3px rgba(15,52,96,.1);
}

/* Toggles */
.dtf-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: var(--dtf-gray);
  border-radius: 8px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: var(--dtf-trans);
}
.dtf-toggle-row:hover { background: var(--dtf-gray2); }
.dtf-toggle-info { flex: 1; }
.dtf-toggle-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--dtf-text);
}
.dtf-toggle-desc {
  font-size: 11px;
  color: var(--dtf-muted);
  margin-top: 1px;
}
.dtf-switch {
  position: relative;
  width: 42px;
  height: 23px;
  flex-shrink: 0;
  margin-left: 12px;
}
.dtf-switch input { opacity: 0; width: 0; height: 0; }
.dtf-slider {
  position: absolute;
  inset: 0;
  background: var(--dtf-gray2);
  border-radius: 23px;
  cursor: pointer;
  transition: var(--dtf-trans);
}
.dtf-slider::before {
  content: '';
  position: absolute;
  height: 17px; width: 17px;
  left: 3px; top: 3px;
  background: white;
  border-radius: 50%;
  transition: var(--dtf-trans);
  box-shadow: 0 1px 4px rgba(0,0,0,.2);
}
.dtf-switch input:checked + .dtf-slider { background: var(--dtf-blue); }
.dtf-switch input:checked + .dtf-slider::before { transform: translateX(19px); }

/* ============================================================
   RESULTADO
   ============================================================ */
.dtf-resultado {
  background: linear-gradient(135deg, var(--dtf-navy), var(--dtf-blue));
  border-radius: 10px;
  padding: 16px;
  margin-top: 16px;
  display: none;
}
.dtf-resultado.visible { display: block; }
.dtf-resultado-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}
.dtf-res-item {
  background: rgba(255,255,255,.08);
  border-radius: 8px;
  padding: 10px 12px;
  border: 1px solid rgba(255,255,255,.1);
}
.dtf-res-item.highlight {
  background: rgba(245,166,35,.15);
  border-color: var(--dtf-gold);
  grid-column: 1 / -1;
}
.dtf-res-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: rgba(255,255,255,.5);
  margin-bottom: 4px;
}
.dtf-res-value {
  font-size: 18px;
  font-weight: 800;
  color: var(--dtf-white);
  line-height: 1;
}
.dtf-res-item.highlight .dtf-res-value {
  font-size: 26px;
  color: var(--dtf-gold);
}

/* ============================================================
   BOTONES
   ============================================================ */
.dtf-btn-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}
.dtf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--dtf-trans);
  text-decoration: none;
  white-space: nowrap;
  flex: 1;
}
.dtf-btn:disabled { opacity: .45; pointer-events: none; }
.dtf-btn-primary { background: var(--dtf-navy); color: #fff; }
.dtf-btn-primary:hover { background: var(--dtf-blue); color: #fff; }
.dtf-btn-success { background: var(--dtf-success); color: #fff; }
.dtf-btn-success:hover { background: #1f8c4d; color: #fff; }
.dtf-btn-accent  { background: var(--dtf-accent); color: #fff; }
.dtf-btn-accent:hover  { background: #c5334e; color: #fff; }
.dtf-btn-outline {
  background: transparent;
  border: 2px solid rgba(255,255,255,.35);
  color: #fff;
}
.dtf-btn-outline:hover {
  background: rgba(255,255,255,.12);
  color: #fff;
}
.dtf-btn-calc {
  width: 100%;
  padding: 12px;
  font-size: 14px;
  background: var(--dtf-navy);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 700;
  cursor: pointer;
  margin-top: 6px;
  transition: var(--dtf-trans);
}
.dtf-btn-calc:hover { background: var(--dtf-blue); }

/* ============================================================
   ALERTAS
   ============================================================ */
.dtf-alert {
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 12px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  border-left: 3px solid transparent;
}
.dtf-alert-info    { background: #eaf4fb; color: #1a5276; border-color: var(--dtf-blue); }
.dtf-alert-warning { background: #fef9e7; color: #784212; border-color: var(--dtf-gold); }
.dtf-alert-success { background: #eafaf1; color: #1e8449; border-color: var(--dtf-success); }
.dtf-alert-error   { background: #fdedec; color: #922b21; border-color: var(--dtf-accent); }

/* ============================================================
   HISTORIAL EN WIDGET
   ============================================================ */
.dtf-hist-empty {
  text-align: center;
  padding: 30px 16px;
  color: var(--dtf-muted);
  font-size: 13px;
}
.dtf-hist-empty .dtf-hist-icon { font-size: 36px; margin-bottom: 8px; }

.dtf-hist-item {
  border: 1px solid var(--dtf-gray2);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 10px;
  transition: var(--dtf-trans);
}
.dtf-hist-item:hover { border-color: var(--dtf-blue); background: #f8faff; }
.dtf-hist-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}
.dtf-hist-num {
  font-size: 11px;
  font-family: monospace;
  color: var(--dtf-muted);
}
.dtf-hist-fecha {
  font-size: 11px;
  color: var(--dtf-muted);
}
.dtf-hist-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.dtf-hist-info { font-size: 13px; color: var(--dtf-text); font-weight: 600; }
.dtf-hist-precio {
  font-size: 16px;
  font-weight: 800;
  color: var(--dtf-navy);
}
.dtf-hist-actions {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}
.dtf-hist-btn {
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  font-family: inherit;
  transition: var(--dtf-trans);
}
.dtf-hist-btn-pdf  { background: var(--dtf-gray); color: var(--dtf-text); }
.dtf-hist-btn-send { background: var(--dtf-navy); color: #fff; }
.dtf-hist-btn-del  { background: #fde8e8; color: #c0392b; }
.dtf-hist-btn:hover { filter: brightness(.9); }

/* Badge gama */
.dtf-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .3px;
}
.dtf-badge-keya  { background: #e8f5e9; color: #2e7d32; }
.dtf-badge-mukua { background: #e3f2fd; color: #1565c0; }
.dtf-badge-sols  { background: #fce4ec; color: #c62828; }

/* ============================================================
   NO LOGUEADO
   ============================================================ */
.dtf-login-notice {
  background: var(--dtf-gray);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  font-size: 13px;
  color: var(--dtf-text);
  margin-top: 14px;
}
.dtf-login-notice p { margin: 0 0 12px; line-height: 1.5; }
.dtf-login-notice a {
  display: inline-block;
  background: var(--dtf-navy);
  color: #fff;
  padding: 8px 18px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
  font-size: 13px;
  margin: 3px;
  transition: var(--dtf-trans);
}
.dtf-login-notice a:hover { background: var(--dtf-blue); }

/* ============================================================
   SPINNER
   ============================================================ */
.dtf-spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: dtf-spin .6s linear infinite;
  display: inline-block;
  vertical-align: middle;
}
@keyframes dtf-spin { to { transform: rotate(360deg); } }

/* ============================================================
   TOAST
   ============================================================ */
.dtf-toast-container {
  position: fixed;
  bottom: 100px;
  right: 28px;
  z-index: calc(var(--dtf-zindex) + 1);
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
  max-width: 320px;
  pointer-events: none;
}
.dtf-toast {
  padding: 11px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,.18);
  animation: dtf-toast-in .3s ease;
  pointer-events: all;
}
@keyframes dtf-toast-in { from { transform: translateX(110%); opacity: 0; } to { transform: none; opacity: 1; } }
.dtf-toast-success { background: var(--dtf-success); }
.dtf-toast-error   { background: var(--dtf-accent); }
.dtf-toast-info    { background: var(--dtf-blue); }
.dtf-toast-warning { background: #e67e22; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 480px) {
  #dtf-panel {
    width: calc(100vw - 16px);
    right: 8px;
    bottom: 80px;
    max-height: 82vh;
  }
  #dtf-fab { right: 14px; bottom: 18px; }
  .dtf-toast-container { right: 8px; max-width: calc(100vw - 16px); }
}