:root {
   --lib-primary: #1C307E;
   --lib-dark: #152460;
   --lib-accent: #FBB635;
   --lib-light: #F8FAFC;
}

/* Hero / Header principal */
.cardio-hero {
   background: linear-gradient(135deg, var(--lib-primary) 0%, var(--lib-dark) 100%);
   color: #ffffff;
   border-bottom: 4px solid var(--lib-accent);
}

.badge-medical-light {
   background-color: rgba(255, 255, 255, 0.15);
   color: #ffffff;
   border: 1px solid rgba(255, 255, 255, 0.25);
   font-weight: 600;
   letter-spacing: 0.5px;
}

/* Tarjetas de Servicios y Precios */
.card-service {
   border: 1px solid #E2E8F0;
   border-radius: 16px;
   transition: all 0.25s ease-in-out;
   background-color: #ffffff;
}

.card-service:hover {
   transform: translateY(-5px);
   box-shadow: 0 12px 24px rgba(28, 48, 126, 0.12) !important;
   border-color: rgba(28, 48, 126, 0.3);
}

.icon-box-service {
   width: 44px;
   height: 44px;
   border-radius: 12px;
   background-color: rgba(28, 48, 126, 0.08);
   color: var(--lib-primary);
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.25rem;
   flex-shrink: 0;
}

.price-tag {
   color: var(--lib-primary);
   font-weight: 800;
}

/* Tarjeta Lateral de Cita */
.card-appointment {
   border: 1px solid rgba(28, 48, 126, 0.1);
   border-radius: 16px;
   overflow: hidden;
   background-color: #ffffff;
}

/* Perfil del Especialista */
.doctor-img-container {
   position: relative;
   border-radius: 20px;
   overflow: hidden;
   box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
   border: 4px solid #ffffff;
}

.border-left-medical {
   border-left: 4px solid var(--lib-primary) !important;
}

/* Banners / Paquetes */
.package-thumb {
   border-radius: 14px;
   overflow: hidden;
   border: 1px solid #E2E8F0;
   transition: all 0.25s ease;
   background-color: #ffffff;
   display: block;
}

.package-thumb:hover {
   transform: scale(1.03);
   box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12) !important;
   border-color: var(--lib-accent);
}

.package-thumb img {
   width: 100%;
   height: auto;
   object-fit: cover;
}

.bg-lib-primary {
   background-color: var(--lib-primary) !important;
}

.bg-lib-dark {
   background-color: var(--lib-primary-dark) !important;
}

.bg-lib-light {
   background-color: var(--lib-light-bg) !important;
}

.text-lib-primary {
   color: var(--lib-primary) !important;
}

.text-lib-accent {
   color: var(--lib-accent) !important;
}

/* Botón de WhatsApp estilizado */
.btn-whatsapp {
   background-color: #25D366;
   color: #FFFFFF;
   font-weight: 600;
   border: none;
   transition: all 0.3s ease;
}

.btn-whatsapp:hover {
   background-color: #1EBE5D;
   color: #FFFFFF;
   transform: translateY(-2px);
   box-shadow: 0 6px 16px rgba(37, 211, 102, 0.35);
}

.badge-lib-accent {
   background-color: var(--lib-accent);
   color: #152460;
   font-weight: 700;
}

/* Tarjetas de Servicios y Banners con Hover Elevable */
.card-service {
   border: 1px solid var(--lib-border);
   border-radius: 1rem;
   transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.card-service:hover {
   transform: translateY(-6px);
   box-shadow: 0 12px 24px rgba(28, 48, 126, 0.08) !important;
   border-color: #CBD5E1;
}

/* Caja de Ícono Circular */
.icon-box {
   width: 56px;
   height: 56px;
   border-radius: 50%;
   background-color: var(--lib-light-bg);
   color: var(--lib-primary);
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.5rem;
   transition: all 0.3s ease;
}

.card-service:hover .icon-box {
   background-color: var(--lib-primary);
   color: #FFFFFF;
}

.border-left-lib {
   border-left: 4px solid var(--lib-accent) !important;
}

.doctor-img-container {
   border-radius: 1rem;
   overflow: hidden;
   box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.separator-line {
   width: 60px;
   height: 4px;
   background-color: var(--lib-accent);
   border-radius: 2px;
}

/* Ajustes exclusivos de Densitometría; reutiliza styles_secciones.css */
.dxa-hero { background: linear-gradient(115deg, #1C307E 0%, #152460 66%, #233c92 100%); color: #fff; border-bottom: 4px solid var(--lib-accent, #FBB635); }
.dxa-hero-panel { background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.22); border-radius: 1.25rem; backdrop-filter: blur(5px); }
.dxa-section-kicker { color: var(--lib-primary, #1C307E); font-size: .78rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.dxa-price { color: var(--lib-primary, #1C307E); font-weight: 800; font-size: 1.8rem; }
.dxa-feature { border-left: 4px solid var(--lib-accent, #FBB635); border-radius: 0 1rem 1rem 0; }
.dxa-list { padding-left: 0; list-style: none; }
.dxa-list li { display: flex; gap: .65rem; margin-bottom: .85rem; color: #536174; }
.dxa-list li .bi { color: var(--lib-primary, #1C307E); flex-shrink: 0; }
.dxa-step { width: 36px; height: 36px; flex-shrink: 0; border-radius: 50%; display: grid; place-items: center; background: rgba(28,48,126,.09); color: var(--lib-primary, #1C307E); font-weight: 800; }
.dxa-main-photo { width: 100%; max-height: 420px; object-fit: contain; background: #fff; }
.dxa-promo { display: block; background: #fff; border: 1px solid #E2E8F0; border-radius: 1rem; overflow: hidden; height: 100%; transition: transform .25s, box-shadow .25s; }
.dxa-promo:hover { transform: translateY(-5px); box-shadow: 0 12px 24px rgba(28,48,126,.12); }
.dxa-promo img { width: 100%; height: auto; display: block; }
.dxa-anchor { scroll-margin-top: 85px; }
@media (max-width: 767.98px) { .dxa-price { font-size: 1.55rem; } }