/* ============================================================
   BOLSA DE TRABAJO — Detail Page v3.0
   Paleta: Azul + Blanco + Rojo
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --bt-blue-900:    #1e3a8a;
  --bt-blue-800:    #1e40af;
  --bt-blue-700:    #1d4ed8;
  --bt-blue-600:    #2563eb;
  --bt-blue-500:    #3b82f6;
  --bt-blue-400:    #60a5fa;
  --bt-blue-100:    #dbeafe;
  --bt-blue-50:     #eff6ff;

  --bt-red-700:     #b91c1c;
  --bt-red-600:     #dc2626;
  --bt-red-500:     #ef4444;
  --bt-red-100:     #fee2e2;

  --bt-white:       #ffffff;
  --bt-gray-50:     #f8fafc;
  --bt-gray-100:    #f1f5f9;
  --bt-gray-200:    #e2e8f0;
  --bt-gray-300:    #cbd5e1;
  --bt-gray-400:    #94a3b8;
  --bt-gray-500:    #64748b;
  --bt-gray-700:    #334155;
  --bt-gray-800:    #1e293b;
  --bt-gray-900:    #0f172a;

  --bt-primary:       var(--bt-blue-600);
  --bt-primary-dark:  var(--bt-blue-800);
  --bt-danger:        var(--bt-red-600);
  --bt-text:          var(--bt-gray-800);
  --bt-text-muted:    var(--bt-gray-500);
  --bt-border:        var(--bt-gray-200);

  --bt-radius-sm:   6px;
  --bt-radius:      12px;
  --bt-radius-lg:   18px;
  --bt-radius-xl:   24px;
  --bt-radius-full: 9999px;

  --bt-shadow-xs:  0 1px 4px rgba(30,58,138,0.07);
  --bt-shadow-sm:  0 2px 10px rgba(30,58,138,0.1);
  --bt-shadow:     0 6px 28px rgba(30,58,138,0.13);
  --bt-shadow-lg:  0 14px 44px rgba(30,58,138,0.18);

  --bt-transition: all 0.28s cubic-bezier(0.4,0,0.2,1);
  --bt-font:       'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ─── Container ──────────────────────────────────────────────── */
.bt-detalle-container {
  max-width: 1200px; margin: 48px auto; padding: 0 20px;
  font-family: var(--bt-font); color: var(--bt-text);
}

/* ─── Back Button ────────────────────────────────────────────── */
.bt-btn-back {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 18px;
  background: var(--bt-white); color: var(--bt-gray-600, #475569);
  border: 2px solid var(--bt-gray-200); border-radius: var(--bt-radius-full);
  font-family: var(--bt-font); font-size: 0.875rem; font-weight: 600;
  text-decoration: none; margin-bottom: 24px;
  transition: var(--bt-transition); box-shadow: var(--bt-shadow-xs);
}
.bt-btn-back:hover {
  background: var(--bt-blue-50); border-color: var(--bt-primary);
  color: var(--bt-primary); transform: translateX(-4px);
}

/* ─── Hero Header ────────────────────────────────────────────── */
.bt-detalle-header {
  text-align: center; padding: 52px 30px 44px;
  background: linear-gradient(135deg, var(--bt-blue-900) 0%, var(--bt-blue-700) 55%, var(--bt-blue-500) 100%);
  border-radius: var(--bt-radius-xl); margin-bottom: 32px;
  box-shadow: var(--bt-shadow-lg); position: relative; overflow: hidden;
}
.bt-detalle-header::before {
  content: '';
  position: absolute; top: -60px; right: -60px;
  width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}
.bt-detalle-header::after {
  content: '';
  position: absolute; bottom: -40px; left: 30px;
  width: 220px; height: 220px;
  background: radial-gradient(circle, rgba(239,68,68,0.2) 0%, transparent 70%);
  pointer-events: none;
}

.bt-detalle-logo {
  width: 96px; height: 96px; margin: 0 auto 20px;
  background: rgba(255,255,255,0.95); border-radius: var(--bt-radius-lg);
  padding: 12px; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2); position: relative; z-index: 1;
}
.bt-detalle-logo img { max-width: 100%; max-height: 100%; object-fit: contain; }

.bt-detalle-titulo {
  font-size: 2.25rem; font-weight: 900; letter-spacing: -0.03em;
  margin: 0 0 10px; color: #fff; position: relative; z-index: 1;
}
.bt-detalle-empresa {
  font-size: 1.0625rem; color: rgba(255,255,255,0.8);
  font-weight: 600; margin: 0 0 18px; position: relative; z-index: 1;
}
.bt-detalle-estado { position: relative; z-index: 1; }

/* ─── Badge ──────────────────────────────────────────────────── */
.bt-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 13px; border-radius: var(--bt-radius-full);
  font-size: 0.6875rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.07em;
}
.bt-badge-activa {
  background: rgba(220,252,231,0.9); color: #15803d; border: 1px solid rgba(187,247,208,0.8);
}
.bt-badge-activa::before {
  content: ''; display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; background: #16a34a; animation: bt-pulse 1.8s infinite;
}
.bt-badge-cerrada {
  background: rgba(254,226,226,0.9); color: var(--bt-red-700); border: 1px solid rgba(254,202,202,0.8);
}
@keyframes bt-pulse {
  0%,100%{ opacity:1; transform:scale(1); }
  50%{ opacity:0.5; transform:scale(0.8); }
}

/* ─── Two-column layout ──────────────────────────────────────── */
.bt-detalle-content {
  display: grid; grid-template-columns: 1fr 330px;
  gap: 24px; align-items: start;
}

/* ─── Main ───────────────────────────────────────────────────── */
.bt-detalle-main {
  background: var(--bt-white); border: 1px solid var(--bt-gray-200);
  border-radius: var(--bt-radius-xl); padding: 38px;
  box-shadow: var(--bt-shadow-xs);
}

.bt-detalle-section { margin-bottom: 36px; padding-bottom: 36px; border-bottom: 1px solid var(--bt-gray-100); }
.bt-detalle-section:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }

.bt-detalle-section h2 {
  font-size: 0.875rem; font-weight: 800; margin: 0 0 22px;
  color: var(--bt-blue-900); text-transform: uppercase; letter-spacing: 0.07em;
  display: flex; align-items: center; gap: 10px;
}
.bt-detalle-section h2::before {
  content: ''; width: 4px; height: 16px; flex-shrink: 0;
  background: linear-gradient(180deg, var(--bt-primary), var(--bt-red-500));
  border-radius: var(--bt-radius-full);
}

/* ─── Info Grid ──────────────────────────────────────────────── */
.bt-detalle-info-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
}

.bt-info-card {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 16px 18px;
  background: var(--bt-blue-50); border: 1px solid var(--bt-blue-100);
  border-radius: var(--bt-radius); transition: var(--bt-transition);
}
.bt-info-card:hover {
  background: var(--bt-blue-100); border-color: var(--bt-blue-400);
  transform: translateY(-2px); box-shadow: var(--bt-shadow-sm);
}

.bt-info-icon {
  width: 36px; height: 36px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--bt-primary); color: #fff;
  border-radius: var(--bt-radius-sm); font-size: 1rem;
}
.bt-info-content { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.bt-info-label {
  font-size: 0.6875rem; color: var(--bt-blue-600); text-transform: uppercase;
  letter-spacing: 0.07em; font-weight: 700;
}
.bt-info-value { font-size: 0.9375rem; font-weight: 700; color: var(--bt-blue-900); word-break: break-word; }

/* ─── Text block ─────────────────────────────────────────────── */
.bt-detalle-text {
  font-size: 0.9375rem; line-height: 1.85; color: var(--bt-gray-600, #475569);
  padding: 20px 22px; background: var(--bt-gray-50);
  border-radius: var(--bt-radius); border-left: 4px solid var(--bt-primary);
}

/* ─── Attachments ────────────────────────────────────────────── */
.bt-anexos-list { display: flex; flex-direction: column; gap: 10px; }

.bt-anexo-link {
  display: flex; align-items: center; gap: 14px; padding: 16px 18px;
  background: var(--bt-white); border: 1px solid var(--bt-gray-200);
  border-radius: var(--bt-radius); text-decoration: none; color: var(--bt-text);
  transition: var(--bt-transition); box-shadow: var(--bt-shadow-xs);
}
.bt-anexo-link:hover {
  background: var(--bt-blue-50); border-color: var(--bt-primary);
  transform: translateX(4px); box-shadow: var(--bt-shadow-sm);
}

.bt-anexo-icon {
  width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  background: var(--bt-blue-100); border-radius: var(--bt-radius-sm); color: var(--bt-primary); flex-shrink: 0;
}
.bt-anexo-info { flex: 1; display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.bt-anexo-nombre { font-weight: 700; font-size: 0.9375rem; color: var(--bt-blue-900); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bt-anexo-fecha { font-size: 0.8rem; color: var(--bt-text-muted); }
.bt-anexo-download {
  width: 30px; height: 30px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--bt-blue-100); border-radius: 50%; color: var(--bt-primary);
  transition: var(--bt-transition);
}
.bt-anexo-link:hover .bt-anexo-download { background: var(--bt-primary); color: #fff; }

/* ─── Sidebar ────────────────────────────────────────────────── */
.bt-detalle-sidebar { display: flex; flex-direction: column; gap: 18px; position: sticky; top: 24px; }

.bt-detalle-cta {
  background: var(--bt-white); border: 1px solid var(--bt-gray-200);
  border-radius: var(--bt-radius-xl); padding: 26px 22px;
  box-shadow: var(--bt-shadow); position: relative; overflow: hidden;
}
.bt-detalle-cta::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--bt-primary), var(--bt-red-500));
}

/* ─── Buttons (reuse) ────────────────────────────────────────── */
.bt-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 26px; border: none; border-radius: var(--bt-radius-full);
  font-family: var(--bt-font); font-size: 0.9375rem; font-weight: 700;
  cursor: pointer; text-decoration: none; transition: var(--bt-transition); white-space: nowrap;
}
.bt-btn:active { transform: scale(0.97) !important; }
.bt-btn-primary {
  background: linear-gradient(135deg, var(--bt-blue-600), var(--bt-blue-800));
  color: #fff; box-shadow: 0 4px 16px rgba(37,99,235,0.3);
}
.bt-btn-primary:hover {
  background: linear-gradient(135deg, var(--bt-blue-700), var(--bt-blue-900));
  box-shadow: 0 8px 24px rgba(37,99,235,0.4);
  transform: translateY(-2px); color: #fff; text-decoration: none;
}
.bt-btn-large {
  width: 100%; justify-content: center;
  padding: 17px; font-size: 1.0625rem; border-radius: var(--bt-radius-lg);
  margin-bottom: 18px;
}

.bt-detalle-meta { padding-top: 18px; border-top: 1px solid var(--bt-gray-100); }
.bt-detalle-meta p {
  margin: 8px 0; color: var(--bt-text-muted); font-size: 0.875rem;
  display: flex; justify-content: space-between; gap: 8px;
}
.bt-detalle-meta strong { color: var(--bt-gray-700); font-weight: 600; }

/* ─── Share ──────────────────────────────────────────────────── */
.bt-detalle-share {
  background: var(--bt-white); border: 1px solid var(--bt-gray-200);
  border-radius: var(--bt-radius-xl); padding: 22px;
  box-shadow: var(--bt-shadow-xs);
}
.bt-detalle-share h3 {
  margin: 0 0 14px; font-size: 0.75rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--bt-gray-400);
}
.bt-share-buttons { display: flex; flex-direction: column; gap: 8px; }
.bt-share-btn {
  padding: 11px 16px; border-radius: var(--bt-radius);
  text-decoration: none; text-align: center; color: #fff;
  font-family: var(--bt-font); font-size: 0.875rem; font-weight: 700;
  transition: var(--bt-transition);
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.bt-share-btn:hover { transform: translateY(-2px); box-shadow: var(--bt-shadow-sm); color: #fff; text-decoration: none; }
.bt-share-facebook { background: linear-gradient(135deg, #1877f2, #1251a8); }
.bt-share-twitter  { background: linear-gradient(135deg, #1da1f2, #0d71a8); }
.bt-share-whatsapp { background: linear-gradient(135deg, #25d366, #128a41); }

/* ─── Responsive ─────────────────────────────────────────────── */
@media (max-width: 992px) {
  .bt-detalle-content { grid-template-columns: 1fr; }
  .bt-detalle-sidebar { position: static; }
  .bt-detalle-titulo { font-size: 1.75rem; }
}
@media (max-width: 768px) {
  .bt-detalle-container { padding: 0 14px; margin: 28px auto; }
  .bt-detalle-header { padding: 36px 18px 30px; }
  .bt-detalle-titulo { font-size: 1.375rem; }
  .bt-detalle-main { padding: 20px 16px; }
  .bt-detalle-info-grid { grid-template-columns: 1fr; }
}