/* =========================================
   LISTAPRO — Trendy Edificaciones
   Paleta: Negro #0d0d0d | Dorado #C9A84C | Blanco #F5F5F0
   ========================================= */

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

:root {
  --black:   #0d0d0d;
  --black2:  #1a1a1a;
  --black3:  #242424;
  --gold:    #C9A84C;
  --gold2:   #e8c96d;
  --gold-dim: rgba(201,168,76,0.15);
  --white:   #F5F5F0;
  --gray:    #999;
  --gray2:   #555;
  --border:  rgba(201,168,76,0.2);
  --radius:  12px;
  --font:    'Montserrat', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--black);
  color: var(--white);
  min-height: 100vh;
  line-height: 1.6;
}

/* ── HEADER ── */
.header {
  background: var(--black2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon { font-size: 28px; }

.logo-main {
  display: block;
  font-size: 20px;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: 1px;
  line-height: 1;
}

.logo-sub {
  display: block;
  font-size: 11px;
  color: var(--gray);
  font-weight: 400;
  letter-spacing: 0.5px;
  margin-top: 2px;
}

.badge {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--gold);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: 20px;
  background: var(--gold-dim);
}

/* ── CONTAINER ── */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

/* ── FORM HEADER ── */
.form-header {
  text-align: center;
  margin-bottom: 48px;
}

.form-header h1 {
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 12px;
}

.gold { color: var(--gold); }

.form-header p {
  color: var(--gray);
  font-size: 15px;
  max-width: 500px;
  margin: 0 auto;
}

/* ── SECCIONES DEL FORMULARIO ── */
.form-section {
  background: var(--black2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 20px;
}

.section-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--gold);
  color: var(--black);
  font-size: 11px;
  font-weight: 800;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── GRIDS ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

@media (max-width: 640px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* ── CAMPOS ── */
.field { display: flex; flex-direction: column; gap: 6px; }

label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--gray);
  text-transform: uppercase;
}

input[type="text"],
input[type="number"],
input[type="tel"],
input[type="email"],
select,
textarea {
  background: var(--black3);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  color: var(--white);
  font-family: var(--font);
  font-size: 14px;
  padding: 12px 14px;
  transition: border-color 0.2s;
  outline: none;
  width: 100%;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--gold);
}

input::placeholder, textarea::placeholder { color: var(--gray2); }

select option { background: var(--black3); }

textarea { resize: vertical; }

/* ── PRECIO ── */
.field-precio { max-width: 280px; }

.input-prefix {
  display: flex;
  align-items: center;
  background: var(--black3);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  overflow: hidden;
  transition: border-color 0.2s;
}

.input-prefix:focus-within { border-color: var(--gold); }

.input-prefix span {
  padding: 12px 14px;
  color: var(--gold);
  font-weight: 700;
  font-size: 16px;
  background: var(--gold-dim);
  border-right: 1px solid var(--border);
}

.input-prefix input {
  border: none;
  border-radius: 0;
  background: transparent;
}

.input-prefix input:focus { border-color: transparent; }

/* ── RADIO BUTTONS ── */
.radio-group { display: flex; gap: 12px; margin-top: 4px; }

.radio-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 10px 20px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--gray);
  transition: all 0.2s;
  text-transform: none;
  letter-spacing: 0;
}

.radio-btn input[type="radio"] { display: none; }

.radio-btn:has(input:checked) {
  border-color: var(--gold);
  color: var(--gold);
  background: var(--gold-dim);
}

/* ── CHECKBOXES AMENIDADES ── */
.amenidades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
}

.checkbox-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 10px 14px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray);
  transition: all 0.2s;
  text-transform: none;
  letter-spacing: 0;
}

.checkbox-btn input[type="checkbox"] { display: none; }

.checkbox-btn:has(input:checked) {
  border-color: var(--gold);
  color: var(--white);
  background: var(--gold-dim);
}

/* ── UPLOAD AREA ── */
.upload-area {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--black3);
}

.upload-area:hover {
  border-color: var(--gold);
  background: var(--gold-dim);
}

.upload-icon { font-size: 36px; margin-bottom: 10px; }

.upload-area p { font-size: 14px; color: var(--gray); margin-bottom: 4px; }

.upload-hint { font-size: 12px; color: var(--gray2) !important; }

/* PREVIEW FOTOS */
.preview-fotos {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.preview-fotos img {
  width: 90px;
  height: 90px;
  object-fit: cover;
  border-radius: 8px;
  border: 2px solid transparent;
}

.preview-fotos img:first-child {
  border-color: var(--gold);
  width: 120px;
  height: 120px;
}

/* ── SUBMIT ── */
.submit-area {
  display: flex;
  justify-content: center;
  margin-top: 32px;
}

.btn-primary {
  background: var(--gold);
  color: var(--black);
  border: none;
  border-radius: 10px;
  padding: 16px 40px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-primary:hover {
  background: var(--gold2);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201,168,76,0.3);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 10px;
  padding: 14px 28px;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.05);
}

/* ── BTN PDF ── */
.btn-pdf {
  background: transparent;
  color: var(--gold);
  border: 1.5px solid var(--gold);
  padding: 14px 32px;
  border-radius: 12px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.btn-pdf:hover {
  background: rgba(201,168,76,0.12);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(201,168,76,0.2);
}
.btn-qr {
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 12px 22px;
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  font-family: 'Montserrat', sans-serif;
}
.btn-qr:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(37,211,102,0.3);
}
.btn-pdf:disabled,
.btn-instagram:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ── BTN INSTAGRAM ── */
.btn-instagram {
  background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045);
  color: #fff;
  border: none;
  padding: 14px 28px;
  border-radius: 12px;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.btn-instagram:hover {
  opacity: 0.88;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(253,29,29,0.35);
}

/* ── SELECTOR REDES SOCIALES ── */
.redes-selector {
  background: var(--black2);
  border: 1px solid rgba(201,168,76,0.2);
  border-radius: 14px;
  padding: 16px 20px;
  width: 100%;
  margin: 4px 0;
}
.redes-titulo {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.redes-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
.red-check {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  padding: 6px 14px;
  cursor: pointer;
  font-size: 0.82rem;
  color: var(--text-muted);
  transition: all 0.2s;
}
.red-check:hover { border-color: var(--gold); color: var(--gold); }
.red-check input[type="checkbox"] { accent-color: var(--gold); cursor: pointer; }
.red-check input[type="checkbox"]:checked + span { color: var(--gold); font-weight: 600; }

/* ── BTN VIDEO ── */
.btn-video {
  background: linear-gradient(135deg, #1a1a2e, #16213e);
  color: var(--gold);
  border: 1.5px solid var(--gold);
  padding: 14px 28px;
  border-radius: 12px;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.btn-video:hover {
  background: linear-gradient(135deg, #2a2a4e, #1c2a50);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(201,168,76,0.25);
}
.btn-video:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* ── BTN CARRUSEL ── */
.btn-carrusel {
  background: linear-gradient(135deg, #1e2a1e, #162e16);
  color: #7ec87e;
  border: 1.5px solid #7ec87e;
  padding: 14px 28px;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s;
  width: 100%;
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.btn-carrusel:hover { background: linear-gradient(135deg, #2a3e2a, #1c3e1c); transform: translateY(-2px); }
.btn-carrusel:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* ── PROGRESS VIDEO ── */
.video-progress-wrap {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 999;
}
.video-progress-box {
  background: var(--card);
  border: 1px solid rgba(201,168,76,0.3);
  border-radius: 16px;
  padding: 24px 28px;
  min-width: 320px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.video-progress-box p {
  color: var(--white);
  font-family: var(--font);
  font-size: 0.9rem;
  margin: 0 0 12px;
}
.progress-bar-bg {
  background: rgba(255,255,255,0.08);
  border-radius: 8px;
  height: 10px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  background: var(--gold);
  border-radius: 8px;
  width: 0%;
  transition: width 0.4s ease;
}

/* ── SPINNER ── */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(13,13,13,0.3);
  border-top-color: var(--black);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── LOADER OVERLAY ── */
#loader-overlay {
  position: fixed;
  inset: 0;
  background: rgba(13,13,13,0.85);
  backdrop-filter: blur(6px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.loader-box {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.loader-box p {
  color: var(--white);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
}

.loader-ring {
  width: 56px;
  height: 56px;
  border: 3px solid var(--gold-dim);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

/* ── RESULTADOS ── */
.resultados-header {
  text-align: center;
  margin-bottom: 40px;
}

.resultado-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gold);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 20px;
  background: var(--gold-dim);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.resultados-header h1 {
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 800;
}

.res-info {
  margin-top: 12px;
  font-size: 14px;
  color: var(--gray);
}

/* FOTO PORTADA RESULTADOS */
.res-foto-wrap {
  margin-bottom: 28px;
  border-radius: var(--radius);
  overflow: hidden;
  max-height: 400px;
  border: 1px solid var(--border);
}

.res-foto {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* TARJETAS RESULTADO */
.resultado-card {
  background: var(--black2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.resultado-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.resultado-card-header h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
}

.btn-copy {
  background: var(--gold-dim);
  color: var(--gold);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 18px;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-copy:hover { background: var(--gold); color: var(--black); }

.btn-copy.copiado {
  background: #1a4a1a;
  color: #5cb85c;
  border-color: #5cb85c;
}

.resultado-textarea {
  width: 100%;
  background: var(--black3);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  color: var(--white);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.7;
  padding: 14px;
  resize: vertical;
  min-height: 140px;
}

.resultado-textarea:focus {
  outline: none;
  border-color: var(--gold);
}

/* ACCIONES FINALES */
.resultados-acciones {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 32px;
  flex-wrap: wrap;
}