/* =============================================
   QUOTE FORM
============================================= */
.form-sec { background: var(--gray-900); }

.form-header { max-width: 560px; margin-bottom: 3rem; }

.quote-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.75rem 3rem;
}

.fg { display: flex; flex-direction: column; gap: 0.6rem; }
.fg.span2 { grid-column: 1 / -1; }

.fg label {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #AAAAAA;
}
.fg label .req { color: var(--gold); margin-left: 2px; }

.fg input,
.fg textarea,
.fg select {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  color: var(--white);
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 300;
  padding: 0.85rem 0;
  outline: none;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
  transition: border-color 0.3s;
}
.fg input::placeholder,
.fg textarea::placeholder { color: rgba(255,255,255,0.25); }
.fg input:focus,
.fg textarea:focus,
.fg select:focus { border-bottom-color: var(--gold); }

.fg select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23606060' stroke-width='1.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0 center;
  background-size: 1.1rem;
  padding-right: 1.5rem;
}
.fg select option { background: var(--gray-800); color: var(--white); }

.fg textarea { resize: vertical; min-height: 110px; line-height: 1.65; }

.fg input.err,
.fg textarea.err,
.fg select.err { border-bottom-color: #e05555; }

.err-msg {
  font-size: 0.68rem;
  color: #e05555;
  display: none;
  letter-spacing: 0.02em;
}
.fg.has-err .err-msg { display: block; }

/* ── File upload ── */
.file-drop {
  border: 1px dashed rgba(201,169,110,0.28);
  text-align: center;
  cursor: pointer;
  position: relative;
  transition: border-color 0.3s, background 0.3s;
  overflow: hidden;
}
.file-drop:hover,
.file-drop.drag-over {
  border-color: var(--gold);
  background: rgba(201,169,110,0.03);
}
.file-drop input[type="file"] {
  position: absolute;
  opacity: 0; cursor: pointer;
  border: none; padding: 0;
  width: 0; height: 0;
}
.file-drop-empty {
  padding: 1rem 2rem;
  height: 7rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}
.file-drop-icon {
  width: 1.5rem; height: 1.5rem;
  stroke: var(--gold); fill: none;
  stroke-width: 1.5;
  stroke-linecap: round; stroke-linejoin: round;
  margin: 0 auto 0.5rem;
}
.file-drop p {
  font-size: 0.8rem;
  color: #808080;
  line-height: 1.6;
}
.file-drop strong { color: var(--gold); font-weight: 400; }
.file-drop small { font-size: 0.68rem; opacity: 0.55; display: block; margin-top: 0.2rem; }

/* Thumbnail grid shown after files are selected */
.file-thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.35rem;
  padding: 0.5rem;
  height: 7rem;
  box-sizing: border-box;
}
.file-thumb-grid {
  display: contents;
}
.file-thumb-item {
  background-size: cover;
  background-position: center;
  border-radius: 3px;
  min-width: 0;
}
.file-thumb-add {
  border: 1px dashed rgba(201,169,110,0.4);
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem !important;
  font-weight: 200;
  color: var(--gold);
  cursor: pointer;
  position: relative;
  z-index: 2;
  transition: background 0.2s;
}
.file-thumb-add:hover { background: rgba(201,169,110,0.08); }

.file-tags {
  margin-top: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.file-tag {
  font-size: 0.62rem;
  letter-spacing: 0.05em;
  color: var(--gray-300);
  border: 1px solid rgba(201,169,110,0.25);
  padding: 0.25rem 0.6rem;
}

.form-actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
  align-items: center;
}
.form-foot-note {
  grid-column: 1 / -1;
  font-size: 0.7rem;
  color: var(--gray-500);
  font-style: italic;
}

.form-success {
  display: none;
  text-align: center;
  padding: clamp(2rem, 6vw, 4rem) 2rem;
  border: 1px solid rgba(201,169,110,0.18);
}
.form-success.show { display: block; }
.form-success h3 {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 400;
  margin-bottom: 1rem;
}
.form-success h3 em { font-style: italic; color: var(--gold); }
.form-success p {
  font-size: 1.1rem;
  color: #CCCCCC;
  line-height: 1.85;
}

@media (max-width: 768px) {
  .form-header p { white-space: normal; }
  .quote-form { grid-template-columns: 1fr; gap: 1.5rem; }
  .fg.span2 { grid-column: 1; }
  .form-actions { flex-direction: column; align-items: stretch; }
  .form-actions .btn {
    text-align: center;
    justify-content: center;
    width: 100%;
    white-space: normal;
    font-size: 0.76rem;
    letter-spacing: 0.15em;
    padding: 0.95rem 1.25rem;
  }
}

/* =============================================
   FORM TABS — toggle between classic / stepped
============================================= */
.form-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.form-tab {
  background: transparent;
  border: none;
  color: var(--gray-400);
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.85rem 0;
  margin-right: 3rem;
  cursor: pointer;
  position: relative;
  transition: color 0.3s;
}

.form-tab::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}

.form-tab.active {
  color: var(--white);
}

.form-tab.active::after {
  transform: scaleX(1);
}

.form-tab:hover:not(.active) {
  color: var(--gray-200);
}

/* ── Panel visibility ── */
.form-panel { display: block; width: 100%; max-width: 100%; overflow-x: clip; }
.form-panel[hidden] { display: none; }

/* =============================================
   MULTI-STEP FORM
============================================= */

/* ── Step progress bars ── */
.step-progress {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.sp-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.sp-bar {
  height: 2px;
  background: rgba(255,255,255,0.08);
  overflow: hidden;
  position: relative;
}

.sp-fill {
  height: 100%;
  background: var(--gold);
  width: 0%;
  transition: width 0.55s var(--ease);
}

.sp-item.sp-active .sp-fill,
.sp-item.sp-done .sp-fill {
  width: 100%;
}

.sp-label {
  font-size: clamp(0.68rem, 1.8vw, 0.82rem);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #646464;
  transition: color 0.3s;
}

.sp-item.sp-active .sp-label,
.sp-item.sp-done .sp-label {
  color: var(--gray-300);
}

.sp-item.sp-active .sp-label {
  color: var(--gold);
}

/* ── Steps viewport / track ── */
.stepped-form-wrap { overflow-x: clip; }

.steps-viewport {
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
}

.steps-track {
  display: flex;
  width: 100%;
  transition: transform 0.55s var(--ease);
  will-change: transform;
  align-items: flex-start;
}

.form-step {
  min-width: 100%;
  width: 100%;
  flex-shrink: 0;
  box-sizing: border-box;
}

/* ── Field grid per step ── */
.step-fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

.step-fields--2col {
  grid-template-columns: 1fr 1fr;
  column-gap: 3rem;
}

.sf-span2 {
  grid-column: 1 / -1;
}

/* ── Budget pills ── */
.budget-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.85rem;
}

.budget-pill {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.14);
  color: var(--gray-200);
  font-family: var(--sans);
  font-weight: 400;
  padding: 0.9rem 1.6rem;
  cursor: pointer;
  transition: border-color 0.25s, color 0.25s, background 0.25s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.38rem;
}

.bp-price {
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  line-height: 1.2;
}

.bp-desc {
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--gray-400);
  font-weight: 400;
  line-height: 1.2;
}

.budget-pill:hover {
  border-color: rgba(201,169,110,0.45);
  color: var(--white);
}

.budget-pill:hover .bp-desc {
  color: var(--gray-300);
}

.budget-pill.selected {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(201,169,110,0.06);
}

.budget-pill.selected .bp-desc {
  color: rgba(201,169,110,0.65);
}

/* err state for budget */
.budget-pills.has-err ~ .err-msg { display: block; }
.fg.has-err .budget-pills { outline: none; }

/* ── Locked budget pills ── */
.budget-pill.pill-locked {
  cursor: pointer;
  border-color: rgba(255, 255, 255, 0.05) !important;
  background:   transparent !important;
}

.budget-pill.pill-locked:hover {
  border-color: rgba(255, 255, 255, 0.12) !important;
  background:   rgba(255, 255, 255, 0.03) !important;
}

.budget-pill.pill-locked .bp-price {
  color: rgba(245, 245, 245, 0.2);
  transition: color 0.35s ease;
}

.budget-pill.pill-locked .bp-desc {
  color: rgba(245, 245, 245, 0.3);
  transition: color 0.35s ease;
}

/* Pulso dorado en el select de tamaño al volver desde un pill bloqueado */
@keyframes tam-pulse {
  0%   { border-top-color: transparent;            border-bottom-color: rgba(255,255,255,0.12); }
  50%  { border-top-color: rgba(201,169,110,0.65); border-bottom-color: rgba(201,169,110,0.65); }
  100% { border-top-color: transparent;            border-bottom-color: rgba(255,255,255,0.12); }
}

.fg.tam-highlight select {
  border-top: 1px solid transparent;
  animation: tam-pulse 0.7s ease 3; /* 0.7s × 3 ciclos */
}

/* ── Step navigation ── */
.step-nav {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 2rem;
}

.step-back { display: none; }

.btn-arr {
  font-size: 1.3em;
  line-height: 1;
  vertical-align: middle;
  display: inline-block;
}

/* ── Step success ── */
.step-success { display: none; }
.step-success.show { display: block; }

.step-success-wa {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  margin-top: 2.5rem;
  font-size: 0.88rem;
  letter-spacing: 0.14em;
}

/* =============================================
   STEPPED FORM — RESPONSIVE
============================================= */
@media (max-width: 768px) {
  .form-tabs { margin-bottom: 2.5rem; }
  .form-tab { margin-right: 2rem; font-size: 0.7rem; }

  .step-progress { gap: 0.5rem; margin-bottom: 2rem; }
  .sp-label { font-size: 0.58rem; }

  .step-fields--2col {
    grid-template-columns: 1fr;
    column-gap: 0;
  }
  .sf-span2 { grid-column: 1; }

  .budget-pills { gap: 0.6rem; }
  .budget-pill {
    flex: 1 1 calc(50% - 0.3rem);
    text-align: center;
    padding: 0.85rem 0.75rem;
  }
  .bp-price { font-size: 0.84rem; }
  .bp-desc  { font-size: 0.63rem; }

  .sp-label { font-size: 0.73rem; letter-spacing: 0.09em; }

  .step-nav {
    flex-direction: column;
    align-items: stretch;
    margin-top: 1.5rem;
  }
  .step-nav .btn {
    text-align: center;
    justify-content: center;
    width: 100%;
    font-size: 0.76rem;
    letter-spacing: 0.15em;
    padding: 0.95rem 1.25rem;
  }

  .step-success-wa {
    width: 100%;
    justify-content: center;
    white-space: normal;
    text-align: center;
    font-size: 0.76rem;
    letter-spacing: 0.15em;
    padding: 0.95rem 1rem;
  }
}

/* ── Submit status overlay ── */
.sf-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(201,169,110,0.2);
  border-top-color: var(--gold);
  border-radius: 50%;
  margin: 0 auto 1.25rem;
  animation: sf-spin 0.9s linear infinite;
}
@keyframes sf-spin { to { transform: rotate(360deg); } }

/* Step list */
.sf-step-list {
  list-style: none;
  margin: 1.5rem auto 0;
  padding: 0;
  max-width: 260px;
  text-align: left;
}
.sf-step-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.35rem 0;
  font-size: 0.9rem;
  color: #888;
  transition: color 0.3s;
}
.sf-step-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
}

/* States */
.sf-step-item[data-state="waiting"]  .sf-step-dot { border: 2px solid #444; }
.sf-step-item[data-state="loading"]  { color: #ccc; }
.sf-step-item[data-state="loading"]  .sf-step-dot {
  border: 2px solid transparent;
  border-top-color: var(--gold);
  animation: sf-spin 0.9s linear infinite;
}
.sf-step-item[data-state="done"]     { color: var(--white); }
.sf-step-item[data-state="done"]     .sf-step-dot { background: var(--gold); color: #0A0A0A; }
.sf-step-item[data-state="done"]     .sf-step-dot::after { content: '✓'; }
.sf-step-item[data-state="failed"]   { color: #f5b5b5; }
.sf-step-item[data-state="failed"]   .sf-step-dot { background: #7a2020; color: #f5b5b5; }
.sf-step-item[data-state="failed"]   .sf-step-dot::after { content: '✕'; }

/* Action group (buttons inside overlay) */
.sf-action-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  margin-top: 1.25rem;
}
.sf-action-group .btn-outline {
  border-color: rgba(201,169,110,0.5);
  color: var(--gold);
  padding: 0.9rem 2.5rem;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
}
.sf-action-group .btn-outline:hover { background: rgba(201,169,110,0.08); }